1 2001-06-29 DJ Delorie <dj@redhat.com>
3 * simplify-rtx.c (simplify_subreg): When simplifying a CONCAT, at
4 least get rid of the CONCAT if we can't simplify further.
6 Fri Jun 29 12:27:24 2001 Jeffrey A Law (law@cygnus.com)
8 * doc/gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce
9 changes. Fix documentation for SSA DCE pass.
11 * ssa-dce.c (ssa_eliminate_dead_code): Renamed from
13 * ssa.h (ssa_eliminate_dead_code): Corresponding changes.
14 * timevar.def (TV_SSA_DCE): Renamed from TV_DEAD_CODE_ELIM.
15 * toplev.c (DFI_ssa_dce): Renamed from DFI_dce.
16 (dump_file_info): Similar changes.
17 (flag_ssa_dce): Similarly
18 (f_options): Similar changes.
19 (rest_of_compilation): Corresponding changes.
20 * doc/invoke.texi: Update as option is now -fssa-dce instead
21 of -fdce. Update dump file name.
23 * ssa-dce.c (note_inherently_necessary_set): New function.
24 (find_inherently_necessary): Use it. Do not consider
25 NOTEs, CODE_LABELs or BARRIERS are necessary. Improve
26 handling of asms and unspecs.
27 (delete_insn_bb): Only delete INSNs, CALL_INSNs or JUMP_INSNs.
29 2001-06-29 Joseph S. Myers <jsm28@cam.ac.uk>
31 * target.h (struct gcc_target): Add comp_type_attributes and
32 set_default_type_attributes.
33 * target-def.h (TARGET_COMP_TYPE_ATTRIBUTES,
34 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Define.
35 (TARGET_INITIALIZER): Update.
36 * doc/tm.texi (COMP_TYPE_ATTRIBUTES, TARGET_COMP_TYPE_ATTRIBUTES,
37 SET_DEFAULT_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
38 Update documentation of old target macros to describe new target
40 * tree.c (make_node): Use target.set_default_type_attributes.
41 (default_comp_type_attributes,
42 default_set_default_type_attributes): New functions.
43 * tree.h (default_comp_type_attributes,
44 default_set_default_type_attributes): Declare.
45 * c-typeck.c (COMP_TYPE_ATTRIBUTES): Don't define.
46 (comptypes): Use target.comp_type_attributes.
47 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h
48 (arc_comp_type_attributes, arc_set_default_type_attributes,
49 COMP_TYPE_ATTRIBUTES, SET_DEFAULT_TYPE_ATTRIBUTES): Remove
50 functions and macros with default behaviour.
51 * config/m32r/m32r-protos.h, config/m32r/m32r.c,
52 config/m32r/m32r.h (m32r_comp_type_attributes,
53 m32r_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
54 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
55 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
56 config/m68hc11/m68hc11.h (m68hc11_comp_type_attributes,
57 m68hc11_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
58 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
59 * config/ns32k/ns32k-protos.h, config/ns32k/ns32k.c,
60 config/ns32k/ns32k.h (ns32k_comp_type_attributes,
61 COMP_TYPE_ATTRIBUTES): Likewise.
62 * config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
63 config/rs6000/rs6000.h (rs6000_comp_type_attributes,
64 rs6000_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
65 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
66 * config/d30v/d30v.h (COMP_TYPE_ATTRIBUTES,
67 SET_DEFAULT_TYPE_ATTRIBUTES): Remove commented out macro
69 * config/i386/i386.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
70 * config/ns32k/ns32k.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
71 * config/arm/arm.c (arm_comp_type_attributes,
72 arm_set_default_type_attributes): Make static.
73 (TARGET_COMP_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
75 * config/arm/arm.h (COMP_TYPE_ATTRIBUTES,
76 SET_DEFAULT_TYPE_ATTRIBUTES): Don't define.
77 * config/arm/arm-protos.h (arm_comp_type_attributes,
78 arm_set_default_type_attributes): Don't declare.
79 * config/i386/i386.c (ix86_comp_type_attributes): Make static.
80 (TARGET_COMP_TYPE_ATTRIBUTES): Define.
81 * config/i386/i386.h (COMP_TYPE_ATTRIBUTES): Don't define.
82 * config/i386/i386-protos.h (ix86_comp_type_attributes): Don't
85 2001-06-28 Jan van Male <jan.vanmale@fenk.wau.nl>
87 * predict.c (dump_prediction): Eliminate fprintf warning.
89 2001-06-28 Diego Novillo <dnovillo@redhat.com>
91 * flow.c (dump_bb): Remove unused third argument to call
92 to fprintf when displaying the basic block header.
94 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
95 Jeff Law <law@redhat.com>
97 * Makefile.in (OBJS): Add df.o
98 (df.o): Add dependencies.
99 * basic-block.h (flow_depth_first_order_compute): Declare.
100 * flow.c (flow_depth_first_order_compute): No longer declare.
102 * df.c, df.h: New files.
104 2001-06-28 Zack Weinberg <zackw@stanford.edu>
106 * config/i386/i386.md: Global update to use new string syntax
107 where it will improve readability. Warning fixes:
108 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
109 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
110 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
112 * read-rtl.c: Syntactic sugar for C embedded in strings in
113 machine descriptions.
114 (read_string): Break inner loop into separate function. Takes
115 an int. Dispatch to read_quoted_string or read_braced_string
116 as appropriate. Automatically insert a leading star on braced
117 strings if STAR_IF_BRACED is true.
118 (read_quoted_string, read_braced_string): New functions.
119 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
122 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
123 traverse_md_constants, fatal_with_file_and_line,
124 fatal_expected_char, read_name, read_string, def_hash,
125 def_name_eq_p, read_constants, and related data) to its own
126 file. Weed out now-unnecessary #includes.
127 * read-rtl.c: New file.
128 * Makefile.in (HOST_RTL): Add read-rtl.o.
129 (read-rtl.o): New rule.
130 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
131 * doc/gcc.texi (Passes): Talk briefly about the support
132 library used by genfoo.
133 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
136 2001-06-28 Stan Shebs <shebs@apple.com>
138 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
139 * config/darwin-c.c: New file.
140 * config/darwin-protos.h: Declare new functions.
141 * config/rs6000/t-darwin (darwin-c.o): New rule.
142 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
144 * doc/extend.texi (Pragmas): New section.
146 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
148 * flow.c (try_merge_block): Rename to try_optimize_cfg;
149 do basic simplifications on the CFG.
150 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
151 try_simplify_condjump): New.
152 (redirect_edge_and_branch): Try replace jump insn.
153 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
155 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
157 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
159 * ssa-dce.c (eliminate_dead_code): Properly handle control
160 dependencies implied by PHI nodes.
162 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
163 CFG after dead code elimination is complete.
165 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
167 * gthr-posix.h [LIBOBJC]: Add weak definitions of
168 sched_get_priority_max, sched_get_priority_min.
170 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
172 * diagnostic.c (default_print_error_function): Tweak.
173 (report_error_function): Likewise.
174 * toplev.h (default_print_error_function): Move to...
175 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
176 * tree.h (print_error_function): Move to...
177 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
179 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
181 * expr.c (expand_assignment): When have varying-length object,
183 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
184 SAVE_EXPR stack in case we had a SUBREG.
186 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
188 * i386.md (cmp?i): Simplify; refuse immediate operand
190 * i386.c (cmpsi_operand): Refuse constants.
192 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
194 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
195 (split_edge) .... here;
197 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
199 * i386/i386.c (ix86_valid_type_attribute_p): Give external
200 linkage, move declaration to...
201 * i386/i386-protos.h: ...here.
203 2001-06-27 H.J. Lu (hjl@gnu.org)
205 * build-make (CC): Removed.
206 (HOST_CC): Set to $(CC_FOR_BUILD).
207 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
208 Fix a typo in comments.
210 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
211 generating auto-build.h for canadian cross compile. Set CC
212 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
214 * configure: Regenerated.
216 2001-06-27 Jim Wilson <wilson@redhat.com>
218 * emit-rtl.c (gen_highpart): Call validize_mem.
220 2001-06-27 Bruce Korb <bkorb@gnu.org>
222 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
223 hpux10_cpp_pow_inline. Not similar enough.
224 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
225 all Solaris versions. This fix patches MUTEX and COND initializers,
226 the RWLOCK one will wait for someone to complain. For now, anyway.
227 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
230 2001-06-27 Stan Shebs <shebs@apple.com>
232 * objc/objc-act.c (handle_impent): Rewrite to be more portable
233 and to use ASM_DECLARE_CLASS_REFERENCE.
234 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
235 undocumented DECLARE_CLASS_REFERENCE, add file argument.
236 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
238 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
240 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
241 by putting complex operands first and constants second.
243 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
245 * diagnostic.h: Add documentation. Make macros polymorphic.
246 * diagnostic.c (ideal_line_wrap_cutoff): Remove
247 definition. Replace with diagnostic_line_cutoff.
248 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
250 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
252 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
253 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
254 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
255 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
256 . at end of sentences preceded by a capital letter with @..
258 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
260 * doc/invoke.texi: Add description of max-gcse-passes param.
262 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
263 (MAX_PASSES): Remove now unneeded macro.
265 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
266 max-gcse-passes param.
268 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
269 maximum number of GCSE passes to run. Defaults to 1 (which is what
270 MAX_PASSES in gcse.c used to be).
272 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
274 * system.h (TARGET_ESC): Move to ...
275 * defaults.h (TARGET_ESC): ... here.
276 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
277 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
278 * tree.c (default_valid_attribute_p): New.
279 (valid_machine_attribute): Handlers can not be NULL.
280 * tree.h (default_valid_attribute_p): New.
281 * doc/tm.texi: Document TARGET_ESC.
282 * cp/decl2.c (import_export_class): Update.
284 2001-06-26 Bruce Korb <bkorb@gnu.org>
286 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
287 use preprocessing directives inside a string literal. Fixed.
289 2001-06-26 Jim Wilson <wilson@redhat.com>
291 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
294 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
296 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
297 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
298 doc/tm.texi: Use @: where necessary when a full stop does not end
301 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
303 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
306 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
308 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
309 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
310 doc/tm.texi: Use two spaces after ends of sentences.
312 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
314 * toplev.c (display_help): Fix param thinko.
315 * Makefile.in: Fix params.h dependencies.
317 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
319 * toplev.c (decode_f_option): Adjust setting.
320 (toplev_main): Call diagnostic_initialize. Remove call to
321 reshape_diagnostic_buffer._
323 * diagnostic.h (struct output_buffer): Add new field format_decoder.
324 (diagnostic_format_decoder): New macro.
325 (diagnostic_prefixing_rule): Likewise.
326 (diagnostic_line_cutoff): Likewise.
327 (set_message_prefixing_rule): Remove.
329 * diagnostic.c (lang_printer): Remove.
330 (diagnostic_message_length_per_line): Likewise.
331 (current_prefixing_rule): Likewise.
332 (initialize_diagnostics): Rename to...
333 (diagnostic_initialize): ...this. Tweak.
334 (default_initialize_buffer): Remove.
335 (reshape_diagnostic_buffer): Likewise.
336 (init_output_buffer): Adjust prefixing rule setting.
337 (output_format): Use format_decoder from the output_buffer.
339 * c-lang.c (c_init): Adjust tree formatter setting.
341 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
343 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
345 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
347 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
348 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
349 * c-decl.c (duplicate_decls): Use function pointer.
350 * c-typeck.c (common_type): Similarly.
351 * tree.c (valid_machine_attribute): Similarly.
352 (merge_machine_type_attributes): Rename merge_type_attributes.
353 (merge_machine_decl_attributes): Rename merge_decl_attributes.
354 (merge_dllimport_decl_attributes): New function.
355 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
356 (merge_machine_decl_attributes): Rename merge_decl_attributes.
357 (merge_dllimport_decl_attributes): New prototype.
362 * doc/gcc.texi, doc/tm.texi: Update documentation.
364 cp: Make-lang.in: Update dependencies.
365 * spew.c: Include target.h.
366 (duplicate_decls): Call target function.
367 * decl2.c: include target.h
368 (import_export_class): Use existence of target function pointer.
369 * typeck.c: Include target.h.
370 (qualify_type_recursive): Rename variable. Call target function.
371 (type_after_usual_arithmetic_conversions): Similarly.
372 (common_type): Similarly.
374 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
375 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
376 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
377 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
378 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
379 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
380 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
381 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
382 : Include target.h and target-def.h. Define target.
384 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
385 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
386 arc_valid_decl_attribute, make static.
387 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
388 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
389 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
390 arm_pe_merge_machine_decl_attributes): Remove.
391 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
392 arm_valid_decl_attribute_p, make static.
393 (arm_pe_valid_decl_attribute_p): Move from pe.c.
394 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
395 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
396 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
397 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
398 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
399 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
400 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
401 * avr/avr-protos.h (valid_machine_type_attribute,
402 valid_machine_decl_attribute): Remove.
403 * avr/avr.c (valid_machine_type_attribute,
404 valid_machine_decl_attribute): Rename and make static.
405 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
406 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
407 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
408 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
409 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
410 * d30v/d30v.h: Remove obsolete comments.
411 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
412 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
414 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
415 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
416 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
417 i386_pe_valid_type_attributes_p): Remove.
418 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
419 ix86_valid_type_attribute_p): Remove.
420 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
421 (ix86_valid_type_attribute_p): Make static.
422 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
423 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
424 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
425 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
426 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
427 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
428 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
429 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
430 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
431 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
432 m68hc11_valid_type_attribute_p): Remove.
433 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
434 (m68hc11_valid_type_attribute_p): Make static.
435 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
436 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
437 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
438 mcore_merge_machine_decl_attribute): Remove.
439 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
441 (mcore_merge_machine_decl_attributes): Move to tree.c.
442 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
443 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
444 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
445 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
446 ns32k_valid_type_attribute_p): Remove.
447 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
448 (ns32k_valid_type_attribute_p): Make static.
449 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
450 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
451 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
452 rs6000_valid_type_attribute_p): Remove.
453 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
454 (rs6000_valid_type_attribute_p): Make static.
455 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
456 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
457 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
458 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
459 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
460 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
461 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
462 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
464 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
466 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
469 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
471 * diagnostic.h (struct diagnostic_context): Add new field.
472 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
474 (global_dc): Declare.
475 * diagnostic.c (global_diagnostic_context): New variable.
476 (global_output_buffer): Remove.
478 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
480 (initialize_diagnostics): Adjust initialization.
481 (set_diagnostic_context): Adjust setting.
483 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
485 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
486 UNALIGNED_SHORT_ASM_OP): Define.
487 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
488 UNALIGNED_SHORT_ASM_OP): Undef.
490 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
492 * i386.md (float_truncate splitter, and to mov splitters): Add
493 reload_completed; fix operand predicate.
495 * haifa-sched.c (sched_init): Do not split insns.
496 * toplev.c (rest_of_compilation): Call split_all_insns before
497 sched1 pass; simplify condition of post-reload splitter;
498 call split_all_insn before sched2 pass.
500 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
502 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
503 (set_message_prefixing_rule): Adjust prototype.
504 * diagnostic.c (current_prefixing_rule): Adjust type.
506 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
508 * defaults.h: Default escape sequences to ASCII.
509 * config/i370/i370.h: Adjust for ASCII default.
510 * config/1750a/1750a.h: Remove escape sequence definitions.
511 * config/a29k/a29k.h: Similarly.
512 * config/alpha/alpha.h: Similarly.
513 * config/arc/arc.h: Similarly.
514 * config/arm/arm.h: Similarly.
515 * config/avr/avr.h: Similarly.
516 * config/c4x/c4x.h: Similarly.
517 * config/clipper/clipper.h: Similarly.
518 * config/convex/convex.h: Similarly.
519 * config/d30v/d30v.h: Similarly.
520 * config/dsp16xx/dsp16xx.h: Similarly.
521 * config/elxsi/elxsi.h: Similarly.
522 * config/fr30/fr30.h: Similarly.
523 * config/h8300/h8300.h: Similarly.
524 * config/i386/i386.h: Similarly.
525 * config/i860/i860.h: Similarly.
526 * config/i960/i960.h: Similarly.
527 * config/ia64/ia64.h: Similarly.
528 * config/m32r/m32r.h: Similarly.
529 * config/m68hc11/m68hc11.h: Similarly.
530 * config/m68k/m68k.h: Similarly.
531 * config/m88k/m88k.h: Similarly.
532 * config/mcore/mcore.h: Similarly.
533 * config/mips/mips.h: Similarly.
534 * config/mn10200/mn10200.h: Similarly.
535 * config/mn10300/mn10300.h: Similarly.
536 * config/ns32k/ns32k.h: Similarly.
537 * config/pa/pa.h: Similarly.
538 * config/pdp11/pdp11.h: Similarly.
539 * config/pj/pj.h: Similarly.
540 * config/romp/romp.h: Similarly.
541 * config/rs6000/rs6000.h: Similarly.
542 * config/sh/sh.h: Similarly.
543 * config/sparc/sparc.h: Similarly.
544 * config/v850/v850.h: Similarly.
545 * config/vax/vax.h: Similarly.
546 * config/we32k/we32k.h: Similarly.
547 * doc/tm.texi: Update documentation.
549 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
551 * diagnostic.c (digit_buffer): Remove as global. Move to...
552 * diagnostic.h (struct output_buffer): ... here.
553 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
555 2001-06-25 Steve Ellcey <sje@cup.hp.com>
557 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
558 Define tmake_file to include ia64/t-hpux.
559 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
560 testing to see if it is defined.
561 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
563 * config/ia64/hpux_longdouble.h: New.
564 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
565 handling of long doubles.
566 (ia64_function_arg, ia64_function_value): Add checks for TFmode
567 and INTEL_EXTENDED_IEEE_FORMAT.
568 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
569 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
570 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
571 * config/ia64/ia64.md (all TFmode patterns): Test
572 INTEL_EXTENDED_IEEE_FORMAT in condition.
573 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
574 * config/ia64/quadlib.c: New.
575 * config/ia64/t-hpux: New.
576 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
578 2001-06-25 Jim Wilson <wilson@redhat.com>
580 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
581 * config/i960/t-vxworks960: Likewise.
583 2001-06-25 Dale Johannesen <dalej@apple.com>
585 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
588 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
590 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
592 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
594 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
595 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
596 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
597 the use of "GCC" and related terms.
598 * doc/gcc.1, doc/gcov.1: Regenerate.
600 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
602 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
603 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
606 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
608 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
610 2001-06-24 Richard Henderson <rth@redhat.com>
612 * builtins.c (expand_builtin_expect_jump): Disable if the
613 expression can't be re-evaluated.
615 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
617 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
618 handlers examine register r0-r7, for other interrupt handlers
619 examine r0-r12. If the interrupt handler is not a leaf function
620 save all call clobbered registers.
621 (arm_output_epilogue): If the prologue has pushed the IP register,
623 (Arm_expand_prologue): For interrupt functions that need the frame
624 pointer, push the IP register before it is corrupted.
626 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
627 about the use of signed and unsigned quantities in a conditional.
629 2001-06-23 Richard Henderson <rth@redhat.com>
631 * config/alpha/crtfastmath.c: New file.
632 * config/alpha/t-crtfm: New file.
633 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
634 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
635 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
636 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
637 do not set extra_parts here.
639 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
641 * doc/install-old.texi: Remove more documentation of configure
643 * doc/install.texi: Add it here.
645 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
647 * i386-protos.h (emit_i387_cw_initialization): Declare.
648 * i386.md (movsi_insv_1): Remove '*'.
649 (fix_trunc?f?i2): Revamp to use control word parameters.
650 (fix_trunc?i_1): Likewise; update splitters.
651 (fix splitter): Remove.
652 * i386.c (MAX_386_STACK_LOCALS): set to 3.
653 (emit_i387_cw_initialization): New function.
654 (output_fix_trunc): Do not initialize control word;
655 kill dead code; simplify.
657 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
659 * cppmacro.c (make_string_token): Avoid warning.
660 (cpp_macro_definition): Prepend the macro name. Update
662 * cppmain.c (cb_define, dump_macro): Update for changes
663 to cpp_macro_definition.
665 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
667 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
669 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
671 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
672 try_pre_increment_1): compute REG_FREQ using bb->frequency.
674 * regclass.c (loop_cost): Kill.
675 (frequency): New global variable.
676 (record_operand_costs): Replace loop_cost by frequency.
677 (scan_one_insn): Likewise.
678 (regclass): Likewise; set frequency according to bb->frequency.
680 * flow.c (split_edge): Set frequency.
682 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
684 * predict.c (block_info_def): Add nvisited.
685 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
688 * flow.c (dump_edge_info): Dump the probability of edge.
689 (combine_predictions_for_insn): Dump the basic block.
691 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
693 * doc/gcc.texi: Update documentation of source files of C
696 2001-06-22 Richard Henderson <rth@redhat.com>
698 * doc/invoke.texi (-funsafe-math-optimizations): Document its
699 possible effects at link time.
701 2001-06-22 Diego Novillo <dnovillo@redhat.com>
703 * basic-block.h (dump_edge_info): Declare.
704 (clear_edges): Declare.
705 (mark_critical_edges): Declare.
706 * flow.c (dump_edge_info): Remove static declaration.
707 (clear_edges): Ditto.
708 (mark_critical_edges): Ditto.
709 (free_basic_block_vars): Only clear edges and free basic block
710 array if basic_block_info is not NULL.
711 * ssa.c (compute_dominance_frontiers): Remove static declaration.
712 * ssa.h (compute_dominance_frontiers): Declare.
714 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
716 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
717 instead of const1_rtx for true case.
719 2001-06-22 David Mosberger <davidm@hpl.hp.com>
721 * config/ia64/crtfastmath.c: New file.
722 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
723 * config/ia64/linux.h (ENDFILE_SPEC): New.
725 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
727 * config/h8300/h8300.c (asm_file_start): Remove reference to
730 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
732 * c-common.c (verify_tree): Check for x being NULL.
733 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
737 2001-06-22 DJ Delorie <dj@redhat.com>
739 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
740 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
741 (arm_return_addr): Use get_hard_reg_initial_val et al.
742 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
743 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
744 (d30v_return_addr): Use get_hard_reg_initial_val et al.
745 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
746 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
748 (rs6000_mark_machine_status): Remove.
749 (rs6000_return_addr): Use get_hard_reg_initial_val.
750 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
751 * config/v850/v850.h (INIT_EXPANDERS): Delete.
752 * config/v850/v850.c (struct machine_function): Delete.
753 (v850_init_machine_status): Delete.
754 (v850_mark_machine_status): Delete.
755 (v850_free_machine_status): Delete.
756 (v850_return_addr): Use get_hard_reg_initial_val.
757 (v850_init_expanders): Delete.
759 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
761 * predict.c (estimate_bb_frequencies): Do not handle conditional
762 jumps jumping to fallthru basic block as conditional jumps.
764 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
766 * regs.h (struct reg_info_def): Add freq field.
767 (REG_N_REFS): Update comment.
769 * regclass.c (scan_one_insn): Update REG_FREQ.
770 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
771 (attempt_auto_inc): Likewise.
772 (mark_used_reg): Likewise.
773 (try_pre_increment_1): Likewise.
774 * local-alloc.c (struct qty): Add freq field.
775 (alloc_qty): Set freq.
776 (update_equiv_regs): Set REG_FREQ.
777 (QTY_CMP_PRI): Use freq.
778 (combine_regs): Update qty->freq.
779 * global.c (struct allocno): Update comment for n_refs;
781 (local_reg_freq): New array.
782 (global_alloc): Update freq field;
783 allocate and initialize local_reg_freq.
784 (allocno_compare): Use freq field.
785 (find_reg): Likewise.
786 * reload1.c (count_pseudo): Use freq isntead of n_refs.
787 (count_spilled_pseudo): Likewise.
789 * tm.texi (GCOV_TYPE_SIZE): Document.
790 * basic-block.h (gcov_type): Define.
791 (struct edge_def): Use gcov_type for count field.
792 (struct basic_block_def): Likewise.
793 * defaults.h (GCOV_TYPE_SIZE): Define.
794 * final.c (end_final): Use GCOV_TYPE_SIZE.
795 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
796 using HOST_WIDEST_INT_PRINT_DEC.
797 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
798 __write_gcov_type): New.
799 (store_long): Remove.
800 * gcov.c (gcov_type): Set default.
801 (struct adj_list): Use gcov_type for arc_count.
802 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
803 (create_program_flow_graph): Read arc_count properly.
804 (solve_program_flow_graph): 'total' is gcov_type.
805 (output_data): Line_counts is gcov_type, print it properly.
806 * libgcc2.c (struct bb): Counts is gcov_type.
807 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
808 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
809 (GCOV_TYPE_SIZE): Define.
810 (struct bb_info): succ_count and pred_count is gcov_type.
811 (compute_branch_probabilities): Use __read_gcov_type,
812 print read edges to the dump file.
813 (total): Is gcov_type.
814 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
816 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
818 * optabs.c (emit_libcall_block): When using non-call exceptions,
819 don't mark libcalls never throwing.
821 2001-06-21 Stan Shebs <shebs@apple.com>
823 * objc/objc-act.c (hash_init): Use xcalloc.
825 2001-06-21 Richard Henderson <rth@redhat.com>
827 * flow.c (entry_exit_blocks): Initialize frequency.
828 (split_block): Copy it.
829 (dump_flow_info): Dump it.
831 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
833 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
834 from machine-depedent_reorg for purposes of alignment supression
835 when no delay slot insn has been added.
837 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
839 * cppmacro.c (make_string_token): Null terminate.
841 2001-06-21 DJ Delorie <dj@redhat.com>
843 * config/alpha/alpha.h (struct machine_function): Remove.
844 * config/alpha/alpha.c (integrate.h): Include.
845 (override_options): Don't set up machine_status hooks.
846 (alpha_init_machine_status): Remove.
847 (alpha_mark_machine_status): Remove.
848 (alpha_free_machine_status): Remove.
849 (alpha_return_addr): Use get_hard_reg_initial_val.
850 (alpha_gp_save_rtx): Likewise.
851 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
853 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
855 * config/sh/sh.md (interrupt_function): Use
856 current_function_interrupt.
857 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
858 an interrupt function.
860 * config/sh/sh.h (current_function_interrupt): Define extern.
862 * config/sh/sh.c (current_function_interrupt): New global.
863 (sh_expand_prologue): Set current_function_interrupt.
865 2001-06-21 Phil Edwards <pme@sources.redhat.com>
867 * doc/install.texi: Add 'c' to list of --enable-languages choices.
869 2001-06-21 DJ Delorie <dj@redhat.com>
871 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
873 * integrate.c (ggc.h): Include.
874 (initial_value_pair, initial_value_struct,
875 setup_initial_hard_reg_value_integration): Add prototypes.
876 (expand_inline_function): Call
877 setup_initial_hard_reg_value_integration.
878 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
879 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
880 to keep track of values present at the start of a function.
881 (mark_hard_reg_initial_vals): New, for gc.
882 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
883 mappings for initial values.
884 (emit_initial_value_sets): New. Emits code to set initial value
886 * integrate.h: Add prototypes for new functions.
887 * function.h (struct function): Add hard_reg_initial_vals field.
888 * function.c (integrate.h): Include.
889 (mark_function_status): Call
890 mark_hard_reg_initial_vals.
891 * toplev.c (integrate.h): Include.
892 (rest_of_compilation): Call emit_initial_value_sets.
894 2001-06-21 Stan Shebs <shebs@apple.com>
896 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
897 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
898 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
899 everywhere instead of "Objective C".
901 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
903 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
904 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
905 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
906 "back end" as nouns and "front-end" and "back-end" as adjectives.
908 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
910 * predict.c (estimate_probability): Fix loop bounds.
912 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
914 * toplev.c (rest_of_compilation): Run mark_constant_function
917 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
919 * predict.c (estimate_loops_at_level, propagate_freq
920 estimate_bb_frequencies, count_to_freqs): New functions.
921 (estimate_probability): Call estimate_bb_frequencies.
922 * basic-block.h (basic_block_def): Add field "freq".
923 (BB_FREQ_MAX): New constant.
925 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
927 * sh.c (barrier_align): Don't ask for alignment when seeing a
928 branch-around-a-jump from machine_dependent_reorg.
930 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
932 * ssa.c (rename_block): Update parameter to remove_phi_alternative
933 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
934 re-running life analysis.
936 2001-06-20 Stan Shebs <shebs@apple.com>
938 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
939 also use memset to clear the hash tables.
940 (hash_enter): Assume xmalloc always succeeds.
941 (hash_add_attr): Ditto.
942 (continue_class): Ditto.
944 2001-06-20 Michael Meissner <meissner@redhat.com>
946 * builtins.c (predict.h): Include.
947 (expand_builtin_expect): Update comment.
948 (expand_builtin_expect_jump): New function to expand
949 __builtin_expect inside of a conditional jump expansion.
951 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
952 __builtin_expect (<test>, 1).
954 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
956 * rtl.h (expand_builtin_expect_jump): Add prototype.
958 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
960 * doc/rtl.texi (Machine Modes): Correct description of
961 floating-point modes on machines with non-8-bit bytes.
963 2001-06-19 Bernd Schmidt <bernds@redhat.com>
965 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
966 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
969 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
971 * ssa.c (remove_phi_alternative): Remove declaration. No longer
972 static. Second argument is a pointer to a basic block structure,
973 not a basic block index.
974 (convert_to_ssa): Do not remove dead code.
975 (convert_from_ssa): Do not remove dead code to create death notes.
976 * ssa.h (remove_phi_alternative): Declare.
978 * flow.c (delete_unreachable_blocks): Fix patch error in
979 previous change (call to find_unreachable_blocks was lost).
981 * ssa.c (ssa_uses): Remove definition.
982 (apply_delayed_renames): Don't grow ssa_uses.
983 (rename_block): Remove comment related to ssa_uses.
984 (rename_registers): Do not initialize ssa_uses.
985 (convert_from_ssa): Do not free ssa_uses.
987 * ssa-dce.c: Renamed from dce.c.
988 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
989 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
992 2001-06-19 Eric Christopher <echristo@redhat.com>
994 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
995 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
996 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
998 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
1000 * sh.c (output_branch): Delete bogus code.
1002 * sh.c (initial_elimination_offset):
1003 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
1005 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
1007 * flow.c (find_unreachable_blocks): New function.
1008 (delete_unreachable_blocks): Use find_unreachable_blocks.
1009 * basic-block.h (find_unreachable_blocks): Declare.
1011 * dce.c (eliminate_dead_code): Fix formatting glitch.
1013 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
1015 * c-common.h (RETURN_NULLIFIED_P): New macro.
1016 * c-semantics.c (genrtl_return_stmt): Check it.
1018 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
1019 (emit_block_move): Likewise.
1021 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
1023 * unroll.c: Include predict.h.
1024 (unroll_loop): Drop prediction notes on preconditioning.
1025 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
1026 New; add comments on the others.
1027 * Makefile.in: (unroll.o): Add dependancy on predict.h.
1028 * loop.c (strength_reduce): Fix branch prediction.
1030 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1032 * stmt.c (emit_case_nodes): Optimize test whether index is in given
1035 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1037 * predict.c (estimate_probability): Do not bail out early
1038 when note is present.
1039 (combine_predictions_for_insn): Fix note removal code.
1041 2001-06-18 Ben Elliston <bje@redhat.com>
1043 * except.c (resolve_fixup_regions): Initialise "cleanup".
1045 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
1047 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
1049 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1051 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
1052 use put_var_into_stack.
1054 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1056 * gccspec.c (lang_specific_driver): If compiling ObjC, add
1057 -shared-libgcc when necessary.
1058 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
1060 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
1062 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
1063 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
1064 bitmap_last_set_bit. All for compatibility with sbitmap's.
1066 *bitmap.c (bitmap_zero): New function.
1067 (bitmap_union_of_diffs): New function.
1068 (bitmap_first_set_bit): New function.
1069 (bitmap_last_set_bit): New function.
1071 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1073 * cpp.texi, invoke.texi: Update.
1074 * cpp.1, gcc.1: Regenerate.
1076 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1078 * i386.md (minsf): Fix splitter. (PR fortran/3191)
1080 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1082 * doc/cpp.texi: Update.
1083 * doc/cpp.1: Regenerate.
1085 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1087 * doc/install.texi: Use correct markup hints.
1089 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1091 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1093 * explow.c (expr_size): If DECL and size specified, use it.
1095 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1097 * doc/cpp.texi: Formatting corrections.
1098 Correct buggy example of use of __GNUC__ etc.
1099 Clarify $ in identifiers.
1100 * doc/cpp.1: Regenerate.
1102 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1104 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1106 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1108 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1110 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1111 Added Tru64 UNIX V5.1 bootstrap hints.
1112 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1114 2001-06-15 Andreas Jaeger <aj@suse.de>
1116 * doc/install.texi (Specific): Mention that glibc cannot be
1117 compiled with GCC 3.0.
1119 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1121 * combine.c (nonzero_bits): Don't optimize away division by
1124 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1126 * doc/cpp.texi: Revised and brought up to date.
1127 * doc/cpp.1: Regenerate.
1129 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1131 * doc/install.texi: Update --enable-threads to match reality.
1133 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1135 * doc/install.texi: Update for C4x.
1136 * README.C4X: Remove.
1138 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1140 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1141 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1142 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1143 Consistently use "built-in" and "bit-field". Minor logical markup
1145 * doc/gcc.1: Regenerate.
1147 2001-06-14 Richard Henderson <rth@redhat.com>
1149 * config/mips/mips.md (exception_receiver): New.
1151 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1153 * doc/gcc.texi: Update passes documentation to be more in tune
1156 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1158 * i386.c (ix86_expand_prologue): Fix merging conflict.
1160 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1162 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1163 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1164 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1165 logical markup. Use TeX quotes and dashes. Use @dots{} and
1166 @minus{}. Avoid spaces inside @var. Update last modification
1168 * doc/gcc.1, doc/gcov.1: Regenerate.
1170 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1172 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1173 x86_epilogue_using_move): New global variables.
1174 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1175 (ix86_emit_save_regs_using_mov): New static function.
1176 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1177 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1178 MASK_MIX_SSE_I387): Renumber.
1179 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1180 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1181 x86_epilogue_using_move): Declare.
1182 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1184 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1186 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1188 2001-06-13 Richard Henderson <rth@redhat.com>
1190 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1192 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1196 2001-06-13 Richard Henderson <rth@redhat.com>
1198 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1199 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1201 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1203 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1206 2001-06-13 Kazu Hirata <kazu@hxi.com>
1208 * config/h8300/h8300.h (OK_FOR_T): Remove.
1209 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1210 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1211 in the helper patterns for addhi3 and addsi3.
1213 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1215 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1217 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1219 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1220 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1222 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1223 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1224 references to @shlib_map_file@, @shlib_objs@, or
1225 @shlib_base_name@ to Makefile variables.
1226 Bump soname version of libgcc to 1.
1228 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1230 * doc/install.texi: Use more logical markup. Include @node
1231 commands in the source when generating any non-HTML.
1233 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1235 * README: Remove. Some of the contents moved to ../README.
1237 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1239 * doc/install.texi (--enable-shared): List package names
1242 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1244 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1245 (*-*-solaris*): Document problem in /bin/sh that affects
1246 configuring libraries.
1247 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1248 (*-sun-solaris2.8): Document linker problem that explains why
1249 libjava is disabled by default.
1251 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1254 * toplev.c (rest_of_compilation): Remove dead code before
1257 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1260 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1261 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1262 * configure: Rebuilt.
1264 2001-06-12 Jim Wilson <wilson@redhat.com>
1266 * loop.c (strength_reduce): Move bl->all_reduced set before
1267 check_ext_dependant_givs call.
1268 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1270 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1272 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1275 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1277 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1280 2001-06-12 Richard Henderson <rth@redhat.com>
1282 * config/i386/i386.c (ix86_expand_prologue): Always use
1283 gen_pro_epilogue_adjust_stack; update arguments.
1284 (ix86_expand_epilogue): Likewise.
1285 (ix86_emit_epilogue_esp_adjustment): Remove.
1286 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1287 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1288 clobber of scratch memory instead of a modification of EBP as the
1289 barrier. Update all peepholes to match.
1291 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1293 * doc/gcc.texi: Change the font used for @def... commands to a
1295 * doc/extend.texi: Use more logical markup. Use "built-in"
1296 instead of "builtin". Use @deftypefn to mark up built-in
1297 functions; specify their types in the @deftypefn and not in the
1298 descriptive text. Use TeX quotes and dashes. Add more index
1301 2001-06-12 lars brinkhoff <lars@nocrew.org>
1303 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1304 (DIR_SEPARATOR_2): Likewise.
1306 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1308 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1309 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1311 (--enable-cpp): Change to document --disable-cpp instead; update
1312 to reflect current default.
1313 (--without-fast-fixincludes): Remove documentation.
1314 (Final install): Document installation directories in more
1315 detail. Document use of make dvi.
1317 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1319 * recog.c (validate_replace_rtx_1): Fix previous patch.
1321 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1323 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1325 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1327 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1328 to be subregged in case we don't have move instruction.
1330 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1332 * loop.c: Include predict.h
1333 (strength_reduce): Drop branch prediction note in case
1334 number of iterations is known.
1335 * predict.def (PRED_LOOP_ITERATIONS): new.
1336 * Makefile.in (loop.o): Add dependancy on predict.h
1338 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1340 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1342 * c-typeck.c (c_start_case): Likewise.
1344 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1346 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1347 in a structure at a variable address.
1349 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1351 * doc/gcov.texi: Use more logical markup.
1353 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1355 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1356 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1357 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1360 2001-06-11 Stan Shebs <shebs@apple.com>
1362 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1364 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1366 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1367 as an early clobber to make sure it is not used by reload in
1368 one of the operands.
1370 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1372 * doc/c-tree.texi: Update information about flag_honor_std.
1373 * doc/install.texi: Note that binutils is required on HPUX 11.
1374 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1377 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1378 variable-sized types.
1380 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1382 * doc/md.texi: Use TeX dashes and quotes.
1384 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1386 * doc/rtl.texi: Reference manual chapter about trees.
1388 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1390 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1391 (WINT_TYPE): Override.
1392 (WINT_TYPE_SIZE): Likewise.
1393 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1395 * config/sparc/sol2.h (WINT_TYPE): Define.
1396 (WINT_TYPE_SIZE): Likewise.
1398 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1399 (WINT_TYPE): Override.
1400 (WINT_TYPE_SIZE): Likewise.
1401 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1402 (CPP_ARCH64_SPEC): Likewise.
1404 2001-06-11 Richard Henderson <rth@redhat.com>
1406 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1407 with alias attribute.
1409 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1410 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1412 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1414 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1416 2001-06-11 Stan Shebs <shebs@apple.com>
1418 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1419 and fix coding mistakes.
1421 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1423 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1424 return string from m32r_output_block_move.
1425 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1427 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1429 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1430 * config/m32r/m32r.c: Declare prototypes for static functions.
1431 (move_src_operand): Replace INT32_P with UINT32_P.
1432 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1433 in initialisation of 'size'.
1434 (m32r_sched_reord): Remove redundant declarations of 'code'.
1435 (m32r_output_block_move): Change to a void function.
1436 (m32r_encode_section_info): Cast return of
1437 TREE_STRING_POINTER to avoid compile time warning.
1439 2001-06-11 Richard Henderson <rth@redhat.com>
1441 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1442 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1443 (struct machine_function): Add gp_save_rtx.
1444 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1445 (alpha_gp_save_rtx): New.
1446 * config/alpha/alpha-protos.h: Declare it.
1447 * config/alpha/alpha.md (exception_receiver): Make an expander.
1448 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1450 2001-06-11 Richard Henderson <rth@redhat.com>
1452 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1454 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1456 * configure.in: Align --help messages.
1457 Remove trailing full stops.
1458 Consistently use lower case.
1459 Fix DWARF 2 spelling.
1460 * configure: Rebuilt.
1462 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1464 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1465 variants for .cpp/.cp/.c++ files.
1466 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1467 (CPLUSPLUS_CPP_SPEC): ... here.
1469 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1471 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1473 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1475 * c-decl.c (store_parm_decls): When comparing types in an
1476 old-style function declaration with those from a previous
1477 prototype, compare the unqualified versions of parameter types.
1480 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1482 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1484 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1486 * doc/c-tree.texi: Use more logical markup.
1488 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1490 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1492 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1494 * loop.c (scan_loop): Do not combine asm statements.
1496 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1498 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1499 for complex values within a CONCAT.
1501 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1503 * doc/install.texi: Update details of what components are included
1504 in the GCC distribution. Update default directory for g++
1505 includes. Update documentation relating to old libio. Adjust
1506 documentation on DejaGnu environment variables. Remove
1507 documentation of --enable-cpplib.
1509 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1511 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1514 2001-06-10 Richard Henderson <rth@redhat.com>
1516 * ifcvt.c (life_data_ok): New.
1517 (merge_if_block): Use it to determine whether to update
1519 (if_convert): Set it.
1521 2001-06-10 Richard Henderson <rth@redhat.com>
1523 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1525 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1527 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1528 (SH Options): Document -mieee.
1529 * doc/install.texi (Final install): Remove obsolete information
1530 about installing cross compilers.
1531 * doc/gcc.1: Rebuilt.
1533 2001-06-10 Richard Henderson <rth@redhat.com>
1535 * config/alpha/alpha.c (override_options): Set align_loops,
1536 align_jumps, and align_functions.
1537 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1538 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1540 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1542 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1543 are one and two words in size.
1545 2001-06-10 Richard Henderson <rth@redhat.com>
1547 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1548 (Code Generation Options): Document -fnon-call-exceptions.
1550 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1552 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1554 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1556 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1558 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1559 Gabriel Dos Reis <gdr@codesourcery.com>
1561 * Makefile.in (c-parse.o): Depend on diagnostic.h
1562 (dwarf2out.o): Likewise.
1564 * dwarf2out.c: #include diagnostic.h
1566 * toplev.h (warningcount, errorcount, sorrycount): Remove
1569 * toplev.c (warningcount, errorcount, sorrycount): Remove
1572 * diagnostic.h (struct output_buffer): Reorder fields.
1573 (diagnostic_kind_count): New macro.
1574 (errorcount, warningcount, sorrycount): Define as macros.
1575 (diagnostic_report_warnings_p): New macro.
1576 (output_state): Add diagnostic_count field.
1578 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1579 Remove tentative declaration.
1580 (count_error): Use diagnostic_report_warnings_p.
1582 * c-parse.in: #include diagnostic.h
1584 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1586 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1587 prefer a memory for operand 1.
1588 ("*addsi3"): Fix constraints, the '!' was too strong.
1589 ("*addsi3_split"): Accept soft register and split accordingly.
1591 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1593 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1594 Move definition in the RTX_CODE section.
1596 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1598 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1599 address as relative to the argument pointer.
1601 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1603 * predict.def (PRED_OPCODE): Place before call and error_return.
1605 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1607 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1608 * predict.c (estimate_probability): Calculate dominance
1609 information; improve detection of NORETURN heuristics;
1610 add call/error_return heuiristics; tweak comparison heuristics
1613 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1615 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1616 (Debugging Options): Document -print-multi-directory and
1618 * doc/gcc.1: Rebuilt.
1620 * toplev.c (independent_decode_option): Require `=' between
1621 `-aux-info' and filename in the same argument.
1622 * gcc.c: Don't pass -aux-info=filename twice.
1624 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1626 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1627 an array element with the known initializing value if it has
1630 * toplev.c (rest_of_compilation): Remove dead code before
1633 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1635 * cppinit.c (print_help): Document -fpreprocessed.
1636 * invoke.texi: Similarly.
1638 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1640 * predict.def: New file.
1641 * predict.h: New file.
1642 * predict.c: Include predict.h.
1643 (predictor_info): New structure and array.
1644 (predict_edge, predict_insn): Rewrite; make global.
1645 (predict_edge_def, predict_insn_def): New global functions.
1646 (dump_prediction, combine_predictions_for_insns): New
1648 (estimate_probability): Change calls to predict_edge
1649 to predict_edge_def and calls to predict_insn to predict_insn_def;
1650 combine probabilities.
1651 (expected_value_to_br_prob): Behave as predictor.
1652 * rtl.h (REG_BR_PRED): Update coment.
1653 (invert_br_probabilities): New.
1654 * jump.c: Include predict.h
1655 (duplicate_loop_exit_test): Drop branch prediction notes.
1656 (invert_jump): Use invert_br_probabilities.
1657 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1658 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1659 * combine.c (distribute_notes): Handle BR_PRED.
1661 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1663 * predict.c (predict_insn, predict_edge): New static functions.
1664 (estimate_probability): Revamp to use new functions;
1665 fix loop header heruistics; add loop exist heruistics
1667 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1669 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1671 2001-06-09 Peter Jakubek <pjak@snafu.de>
1673 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1675 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1677 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1678 for integer operations that don't update C bit.
1680 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1682 * gthr-posix.h (__gthread_objc_init_thread_system): If
1683 pthread_key_create fails, it's not clear what the return value is.
1684 This obvious fix makes sure it always returns -1 if a problem
1687 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1689 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1690 more index entries. Use more logical markup where appropriate.
1691 Use TeX quotes and dashes.
1693 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1695 * unwind-pe.h: Conditionally qualify references to abort with
1698 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1700 * doc/invoke.texi: Remove superfluous text.
1702 2001-06-08 Richard Henderson <rth@redhat.com>
1704 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1705 (LIB_SPEC): Mirror config/linux.h version.
1707 2001-06-08 Richard Henderson <rth@redhat.com>
1709 * except.c (get_exception_pointer, get_exception_filter): Take a
1710 struct function. Update all callers.
1711 * except.h (get_exception_pointer): Update declaration.
1712 * expr.c (expand_expr): Update get_exception_pointer call.
1713 * integrate.c (expand_inline_function): Remap the exception pointer
1714 from callee to caller.
1716 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1718 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1719 accurately reflect its cv-qualification.
1720 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1721 cv-qualifiers on function types.
1723 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1725 * basic-block.h: Improve comments.
1726 * except.c (expand_eh_region_end_allowed): Remove redundant call
1727 to do_pending_stack_adjust.
1728 * flow.c (life_analysis): Fix typo in comment.
1729 (calculate_global_regs_live): Add documentation.
1730 (mark_set_1): Likewise.
1731 (debug_regset): Likewise.
1732 * doc/rtl.texi (cond_exec): Document it.
1734 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1736 * i386.h (CONST_COSTS): set cost of constants representable in
1737 immediate fields to 0.
1739 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1741 * function.c (diddle_return_value): Kill code to determine
1742 return value before expand_function_end.
1743 (expand_function_end): Delay call to clobber_return_register
1744 after fucntion return value is computed.
1746 Re-install temporary reverted patch:
1747 * toplev.c (rest_of_compilation): Call split_all_insns
1748 before reg-stack and shorten-branches. Do shorten-branches
1750 * final.c (shorten_branches): Remove insn splitting code.
1752 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1754 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1755 options. Use @opindex to index them rather than other indexing
1756 commands. Use @var{...} instead of <...>. Avoid spaces in names
1757 inside @var. Don't use @kindex to index escape sequences in
1760 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1762 * stmt.c (current_nesting_level): New fn.
1763 * tree.h: Declare it.
1764 * c-semantics.c (genrtl_compound_stmt): Use it.
1766 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1768 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1770 * jump.c (mark_modified_reg): Allow jump threading if condition
1771 codes are represented by a hard register.
1773 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1775 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1776 for complex floats passed to unprototyped functions.
1778 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1780 * except.c (expand_eh_region_end_allowed): Call
1781 do_pending_stack_adjust as necessary.
1783 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1785 * function.c (clobber_return_register): Clobber the pseudo return
1788 * sibcall.c (skip_unreturned_value): New function.
1789 (call_ends_block_p): Use it.
1791 * recog.c (split_insn): Break out from ...
1792 (split_all_insns): ... here; do not use basic block information
1795 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1797 * simplify-rtx.c (simplify_subreg): Fix verification of
1800 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1802 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1803 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1804 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1805 (CPLUSPLUS_CPP_SPEC): ... here.
1806 Fixes PRs c++/3047, target/441.
1808 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1810 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1812 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1814 * doc/gcc.texi: Add trailing slash to URL.
1816 2001-06-07 Stan Shebs <shebs@apple.com>
1818 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1819 (REDO_SECTION_INFO_P): Ditto.
1820 (STRIP_NAME_ENCODING): Ditto.
1821 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1822 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1823 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1824 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1825 * config/darwin.c: No longer include c-tree.h.
1826 (machopic_classify_ident): Rewrite to use symbol encoding.
1827 (lookup_name_darwin): Remove.
1828 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1829 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1830 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1831 (machopic_finish): Ditto, remove test of decl.
1832 (update_non_lazy_ptrs): New function.
1833 (darwin_encode_section_info): New function.
1834 * config/darwin-protos.h: Declare it.
1835 * config/rs6000/rs6000.c (machopic_output_stub): Use
1836 STRIP_NAME_ENCODING.
1838 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1840 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1841 (DECL_SOURCE_LINE): Likewise.
1843 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1845 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1846 from config/elfos.h.
1848 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1850 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1851 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1853 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1855 * doc/contrib.texi: Add copyright notice.
1857 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1859 * doc/md.texi: Use four digit years in copyright notice.
1861 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1863 * config.gcc: For $target_alias of athlon-*, set
1864 target_cpu_default2=5.
1866 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1868 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1869 end of last block if last real insn is a JUMP_INSN.
1871 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1875 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1877 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1878 pthread_t to objc_thread_t.
1879 (__gthread_objc_thread_id): Likewise.
1881 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1883 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1884 (ASM_OLDAS_SPEC): Likewise.
1886 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1887 (CPP_SUBTARGET_SPEC): Use it.
1888 (ASM_OLDAS_SPEC): Define.
1890 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1892 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1894 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1895 passed by reference.
1897 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1899 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1900 Document use of N_(...), and show it in examples. Note that
1901 documentation should be added to invoke.texi. Avoid an overfull
1904 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1906 * toplev.c (rest_of_compilation): Revert previous patch.
1907 * final.c (shorten_branches): Likewise.
1909 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1911 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1914 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1916 * doc/install-old.texi: Remove more obsolete documentation.
1918 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1920 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1922 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1924 * toplev.c (rest_of_compilation): Call split_all_insns
1925 before reg-stack and shorten-branches. Do shorten-branches
1927 * final.c (shorten_branches): Remove insn splitting code.
1929 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1931 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1932 * configure: Rebuilt.
1934 2001-06-07 Andreas Jaeger <aj@suse.de>
1936 * emit-rtl.c (operand_subword): Remove unused variable.
1938 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1940 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1941 if TARGET_64BIT is false.
1942 (floatdi?f_i386_only): New insn.
1943 (floatdi?f_i386): Disable for !TARGET_64BIT.
1945 * (min?f, max?f splitters): Handle case where
1946 operands are cross-matched.
1948 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1949 (MMX_REGISTER_NAMES): Kill.
1950 (PRINT_OPERAND): Fix comment.
1951 (PRINT_REG): Likewise.
1952 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1953 (print_operand): Update comment; kill 'm'.
1955 * i386.c (x86_branch_hints): New global variable
1956 (print_operand): Support outputting of branch prediction hints.
1957 * i386.md (conditional jump patterns): Add branch prediction hints
1959 * i386.h (x86_branch_hints): Declare
1960 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1961 (PRINT_OPERAND_FUNCT_VALID_P): New.
1962 * final.c (final_forward_branch_p): New function.
1964 2001-06-06 Richard Henderson <rth@redhat.com>
1966 * flow.c (mark_used_reg): Clean up looping over multiple hard
1967 registers. Do conditional life bits across multiple hard regs.
1969 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1971 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1972 deleted during reload.
1974 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1976 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1977 functions here, instead of ...
1978 * c-decl.c (c_expand_body): ... here.
1980 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1982 * config.gcc, config/sparc/bsd.h: Do not directly include
1983 sparc/sparc.h. Instead do it via tm_file.
1985 2001-06-05 Richard Henderson <rth@redhat.com>
1987 * dwarf2.h (DW_EH_PE_aligned): New.
1988 * dwarf2asm.c (eh_data_format_name): Name it.
1989 (dw2_asm_output_encoded_addr_rtx): Align for it.
1990 * dwarf2out.c (output_call_frame_info): Handle it for personality
1991 routine and LSDA pointers.
1993 * unwind-pe.h (DW_EH_PE_aligned): New.
1994 (base_of_encoded_value): Handle it.
1995 (read_encoded_value_with_base): Likewise.
1996 * unwind-dw2-fde.c (base_from_object): Likewise.
1997 (get_cie_encoding): Likewise.
1999 * config/alpha/elf.h: Remove ecoff commentary.
2000 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2002 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2004 * config.gcc, config/i386/bsd386.h: Do not directly include
2005 i386/386bsd.h. Instead do it via tm_file.
2007 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2009 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
2012 2001-06-05 Pascal Obry <obry@act-europe.fr>
2014 * configure.in: Quote $enable_win32_registry in case the value has
2018 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2020 * print-rtl.c (xspaces): Remove.
2021 (print_rtx): Use printf field-width, rather than xpsaces, to
2023 * toplev.c (main): Disable sibling-call optimization if we are
2024 handling exceptions.
2026 2001-06-05 Bernd Schmidt <bernds@redhat.com>
2028 * reload1.c (reload): Delete all USEs generated during reload.
2030 2001-06-05 scott snyder <snyder@fnal.gov>
2032 * gccbug.in: Fix typo.
2034 2001-06-05 Andreas Jaeger <aj@suse.de>
2036 * builtins.def: Fix definition of __builtin_cosf, it uses float as
2037 parameter and return value.
2039 2001-06-04 Anthony Green <green@redhat.com>
2041 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
2042 machine. This is now done in sparc.h.
2044 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2046 Correct CVS resurrection of invoke.texi.
2047 * doc/invoke.texi: Document new tree dump flags.
2049 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2051 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
2052 for casting an aggregate to its own type. Fixes PR c/2735.
2054 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2056 * doc/texinfo.tex: Update to version 2001-05-24.08.
2058 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2060 * c-common.h (flag_dump_translation_unit): Remove.
2061 (enum tree_dump_index): Define.
2062 (TDF_ADDRESS, TDF_SLIM): New #defines.
2063 (dump_node_to_file): Remove.
2064 (dump_node): Make extern. Add flags.
2065 (dump_flag, dump_enabled_p, dump_begin, dump_end,
2066 dump_switch_p): Prototype.
2067 * c-common.c (flag_dump_translation_unit): Remove.
2068 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
2069 logic. Use dump_switch_p.
2070 * c-dump.h (struct dump_info): Add node and user fields.
2071 (dump_pointer): Declare.
2072 * c-dump.c (dump_node): Make extern. Add flags.
2073 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
2074 (dump_new_line, dump_maybe_newline): Use them.
2075 (dump_pointer): New function.
2076 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
2077 chain or function's body. Dump address, if TDF_ADDRESS set.
2078 (dump_flag): Define.
2079 (dump_node_to_file): Remove.
2080 (struct dump_file_info): New struct.
2081 (dump_files): New array.
2082 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
2083 * c-lang.c (finish_file): Adjust dumping.
2084 * toplev.h (dump_base_name): Make extern.
2085 * invoke.texi: Document new flags.
2087 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2089 * c-tree.h (lang_decl): Add pending_sizes fields.
2090 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2092 (c_expand_body): Expand them.
2093 (lang_mark_tree): Mark lang_decl:pending_sizes.
2094 * function.c (expand_pending_sizes): New function, broken out
2096 (expand_function_start): ... here.
2097 * tree.h (expand_pending_sizes): Declare it.
2099 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2101 * doc/install.texi: Update FreeBSD information. Generalize
2102 and update information for alpha-based platforms using ELF.
2104 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2106 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2107 (store_parm_decls): Likewise.
2108 * c-typeck.c (convert_arguments): Likewise.
2110 2001-06-04 Richard Henderson <rth@redhat.com>
2112 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2113 optimization if current_function_calls_setjmp.
2115 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2117 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2120 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2122 * simplify-rtx.c (simplify_subreg): Fix combining of
2123 paradoxical subregs.
2125 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2127 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2128 (no_labels_between_p): Short circuit case beg==end.
2130 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2132 * rtlanal.c (operand_preference): Fix preference for objects.
2134 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2136 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2139 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2141 * combine.c (if_then_else_cond): Use simplify_subreg instead
2143 * integreate.c (sub_constants): Likewise.
2145 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2147 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2148 and use simplify_gen_subreg.
2150 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2152 * sibcall.c (skip_copy_to_return_value): recognize the situation
2153 when the called function's return value is copied into an
2154 intermediate pseudo, and then into the calling functions return
2157 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2159 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2160 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2161 in case register wasn't OK previously, accept it now; allow
2162 subregs of frame pointer if reload completed and frame pointer
2165 * combine.c (sombine_simplify_rtx): Fix comment;
2166 use subreg_lowpart_offset instead of subreg_lowpart_p
2167 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2168 * rtl.h (subreg_lowpart_parts_p): Kill.
2169 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2170 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2171 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2172 (gen_lowpart_common): Likewise.
2173 (subreg_lowpart_p): Likewise.
2174 (subreg_lowpart_parts_p): Kill.
2175 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2177 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2178 to simplify SUBREG and REG.
2179 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2181 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2184 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2186 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2188 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2189 (ARRAY_RANGE_REF): Added description.
2191 * tree.def (ARRAY_RANGE_REF): New code.
2192 * alias.c (handled_component_p, can_address_p): Handle it.
2193 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2194 * explow.c (set_mem_attributes): Likewise.
2195 * expr.c (expand_assignment, get_inner_reference): Likewise.
2196 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2197 * fold-const.c (operand_equal_p): Likewise.
2198 * tree.c (staticp, stabilize_reference): Likewise.
2199 * varasm.c (decode_addr_const): Likewise.
2201 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2203 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2204 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2206 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2208 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2209 mark_constant_pool_use before output_addr_const.
2210 (struct pool_node): New field wend.
2211 (add_constant): Note a sequence of constants that are referenced
2213 (pool_window_label, pool_window_last): New variables.
2214 (dump_table): Emit a unspec_volatile representing the end of a
2215 sequence of constants.
2216 (mark_constant_pool_use): New function.
2217 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2218 (consttable_2): Add the second operand which flags whether
2219 this consttable entry was used or not.
2220 (consttable_4, consttable_8, consttable_sf, consttable_df):
2222 (consttable_window_end): New insn.
2224 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2226 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2227 Reformat according to coding standards.
2230 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2231 (shl_and_kind): Cast wide constant.
2232 (gen_far_branch): Define as static, as in declaration.
2233 (barrier_align): Compute cache-line length as unsigned. Add
2234 parentheses in initial credit computation.
2235 (rounded_frame_size): Add parentheses.
2236 (permanent_obstack): Remove declaration. Include ggc.h for
2237 declaration of ggc_add_root_rtx().
2238 (get_free_reg): Removed declaration of unused variable reg.
2239 (legitimize_pic_address): Mark mode argument as unused.
2241 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2243 * config/sh/sh.c (output_branch): Support for insn with lenght
2244 attr 12 & 16 which represents cond branches outside +-4096 range.
2246 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2248 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2249 cache-mirroring sequence. Add nops.
2251 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2253 * doc/install-old.texi: Remove more old installation
2255 * doc/install.texi: Add relevant parts here.
2257 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2259 * doc/install.texi2html: New script.
2261 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2263 * doc/install.texi: Update AIX information again.
2265 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2267 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2268 installation documentation.
2269 * doc/install.texi: Move it to here.
2271 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2273 * doc/install.texi: Clean up Texinfo markup.
2275 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2277 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2278 to just after title page.
2280 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2282 * doc/install-old.texi: Remove documentation of some configuration
2284 * doc/install.texi: Add relevant parts of this documentation here.
2286 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2288 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2289 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2291 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2293 * i386.md (all uses of ext_register_operand): Make sure they are
2294 VOIDmode; replace all uses outside zero_extend.
2295 (and?i splitters): Use ext_register_operands.
2296 (test?i peep2): Remove ignored constraints.
2297 * i386.c (ext_register_operand): Check that operand is
2298 eighter pseudo or hard or 'Q' register.
2300 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2302 * tree.h (struct record_layout_info_s): New field unpadded_align.
2303 (set_lang_adjust_rli): New declaration.
2304 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2305 it would have if not packed, do not downgrade DECL_ALIGN.
2306 (lang_adjust_rli, set_lang_adjust_rli): New.
2307 (start_record_layout): Initialize new field unpadded_align.
2308 (debug_rli): Display it.
2309 (place_union_field, place_field): Set it.
2310 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2312 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2313 mean that; use proper names instead.
2314 Print DECL_NO_STATIC_CHAIN.
2316 * except.c (expand_builtin_frob_return_addr): Add missing call
2317 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2318 (expand_builtin_eh_return): Likewise.
2319 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2321 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2323 * doc/invoke.texi: Remove references to papers about sequence points
2324 to readings.html, refer to that page.
2326 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2328 * README: Update references to installation instructions.
2330 2001-06-01 Laurent Guerby <guerby@acm.org>
2331 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2333 * doc/install.texi: Define srcdir when sources come from CVS.
2334 Significantly improve markup. Wrap overly long lines
2336 2001-06-01 DJ Delorie <dj@redhat.com>
2338 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2339 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2340 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2341 gcov.1: Move to doc subdirectory.
2342 * install.texi: Move to doc/install-old.texi.
2343 * gcc.texi: Move to doc, refer to install-old.texi.
2344 * Makefile.in: Reflect move of docs to doc/.
2345 * f/Make-lang.in: Ditto.
2346 * java/Make-lang.in: Ditto.
2347 * doc/.cvsignore: New.
2349 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2351 * invoke.texi: use two spaces between command options, eliminate
2352 some 'overfull hboxes'
2354 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2356 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2357 (DRIVER_DEFINES): Ditto.
2359 2001-05-31 Richard Henderson <rth@redhat.com>
2361 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2362 also link against libgcc.a.
2364 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2366 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2367 * config/mips/mips.c (mips_output_ascii): New function.
2368 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2370 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2372 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2374 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2375 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2377 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2379 * install.texi (Configuration): Add html links for --with-gnu-as &
2380 --with-gnu-ld and refer to them from hppa & SCO triplets.
2381 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2382 (Specific): Reword AVR binutils recommendation.
2384 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2386 * ggc-page.c (size_lookup): Increase minimum allocation size
2388 (ggc_print_statistics): Report size of each bin in bytes, not
2389 as its order; there is no longer a direct relationship.
2391 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2393 * extend.texi: Fix formating of examples, eliminate some
2395 * gcc.texi: Eliminate some 'overfull hboxes'.
2396 * invoke.texi: Use two spaces between command options, eliminate
2397 some 'overfull hboxes'.
2399 2001-05-30 Richard Henderson <rth@redhat.com>
2401 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2403 2001-05-30 Tom Tromey <tromey@redhat.com>
2405 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2406 use it in the new association.
2408 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2409 John David Anglin <dave@hiauly1.hia.nrc.ca>
2411 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2412 to target type to allow ISO C++ compiler to accept it.
2413 * gthr-dce.h (__gthread_active_ptr): Likewise.
2414 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2416 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2418 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2419 so that we do accept comments in preprocessed input.
2421 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2423 * cpphash.c (alloc_node): Cast allocated pointer.
2425 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2427 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2429 2001-05-29 Stan Shebs <shebs@apple.com>
2431 * gcc.texi: Add links for information about Objective-C.
2433 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2435 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2436 /bin/sed fails on [^\"]).
2437 (configargs.h): Likewise.
2439 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2441 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2443 2001-05-28 Stan Shebs <shebs@apple.com>
2445 * objc/objc.gperf: Remove, no longer used.
2447 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2449 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2450 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2451 Remove trailing whitespace.
2453 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2455 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2456 became http://freeware.sgi.com/.
2458 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2460 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2463 2001-05-27 Stan Shebs <shebs@apple.com>
2465 * objc/objc-act.c: Add/fix various comments.
2466 (init_selector): Remove, no longer used.
2467 (build_msg_pool_reference): Ditto.
2468 (objc_debug): Ditto.
2470 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2472 * c-decl.c (init_decl_processing):
2473 Don't call start_identifier_warnings.
2474 * flags.h (warn_id_clash, id_clash_len): Remove.
2475 * stringpool.c: Don't include flags.h.
2476 (scan_for_clashes, do_identifier_warnings,
2477 start_identifier_warnings): Remove.
2478 * toplev.c (warn_id_clash, id_clash_len): Remove.
2479 (display_help): Don't document -Wid-clash.
2480 (decode_W_option): Print warning on -Wid-clash.
2481 * tree.h (start_identifier_warnings): Remove.
2482 * invoke.texi: Remove documentation of -Wid-clash.
2484 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2486 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2488 2001-05-27 Bruce Korb <bkorb@gnu.org>
2490 * fixinc/check.tpl(HACK) add and use a Scheme variable
2491 (has no test text): error out if no "test_text" is defined
2492 * fixinc/fixincl.tpl: likewise
2493 (FIXIDX): make it an enumeration so we minimize diffs
2494 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2495 * fixinc/fixincl.x: regenerate
2496 * fixinc/tests/base/stdio.h: test output got moved due to
2498 * README-fixinc: rewrite (mostly)
2500 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2502 * cpplib.c (run_directive): Set pfile->directive.
2504 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2506 * c-tree.texi: Reformat the manual as a single chapter now
2507 included by gcc.texi.
2508 * gcc.texi: Include c-tree.texi. Merge all indexes.
2509 * Makefile.in (dvi): Add generation for the cppinternals
2510 documentation. Added dependencies on fdl.texi and c-tree.texi
2511 where appropriate. Use TEXI2DVI instead of custom tex calls.
2512 (info): Added dependencies on fdl.texi and c-tree.texi where
2513 appropriate. Remove the target c-tree.info.
2515 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2517 * combine.c (try_combine): Fix typo in comment.
2518 * expr.c (expand_expr): Likewise.
2519 * config/i370/i370.md (untyped_call): Likewise.
2521 2001-05-26 Bruce Korb <bkorb@gnu.org>
2523 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2524 when fixincl is operating in test mode
2525 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2526 (AAB_ultrix_limits): remove redundant text
2527 (AAB_ultrix_memory): ditto
2528 (AAB_ultrix_string): ditto
2529 (djgpp_wchar_h): fix the test text
2530 (irix_stdio_va_list): add test text
2531 (irix_limits_const): add a testing output file (limits.h is overwritten)
2532 (strict_ansi_not_ctd): put limits.h second in list for same reason
2533 (solaris27_mutex_init): test text needed selection text, too
2535 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2536 when fixincl is operating in test mode
2538 2001-05-26 Philip Blundell <philb@gnu.org>
2540 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2541 * config/i960/i960-protos.h: Likewise.
2542 * config/i370/i370-protos.h: Likewise.
2543 * config/h8300/h8300-protos.h: Likewise,
2544 * config/sh/sh-protos.h: Likewise.
2545 * config/v850/v850-protos.h: Likewise.
2547 2001-05-26 Philip Blundell <philb@gnu.org>
2549 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2551 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2553 * toplev.c (debug_args, f_options, W_options): Mark
2554 descriptions for translation.
2555 (display_help): Translate descriptions on output.
2557 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2558 objc/lang-options.h: Mark descriptions for translation.
2560 * aclocal.m4: Quote final argument of patsubst. Use
2561 3-argument form of AC_DEFINE. Restore quotes to [] while
2563 * configure.in: Remove unnecessary changequote calls.
2564 * configure, config.in: Regenerate.
2566 2001-05-25 Sam TH <sam@uchicago.edu>
2568 * basic-block.h: Fix header include guards.
2569 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2570 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2571 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2572 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2573 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2574 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2575 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2576 varray.h version.h: Likewise.
2577 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2578 config/arm/arm.h config/c4x/c4x-protos.h
2579 config/h8300/h8300-protos.h config/h8300/h8300.h
2580 config/i370/i370-protos.h config/i370/i370.h
2581 config/i960/i960-protos.h config/mcore/mcore.h
2582 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2583 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2584 * fixinc/fixlib.h fixinc/server.h: Likewise.
2586 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2588 * config/arc/initfini.c (.init): Fix typo.
2590 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2592 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2594 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2596 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2598 2001-05-25 Richard Henderson <rth@redhat.com>
2600 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2602 2001-05-25 Richard Henderson <rth@redhat.com>
2604 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2605 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2606 (sparc*-*-solaris2): Likewise.
2607 * config/t-linux: Remove shared libgcc macros.
2608 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2609 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2611 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2613 * config.gcc (*-*-freebsd*): Report bad configuration.
2615 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2617 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2619 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2621 (ASM_OUTPUT_LABELREF): Delete.
2623 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2625 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2626 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2627 * fixinc/fixincl.x: Regenerate.
2628 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2629 (FIX_TEST_TABLE): Declare it.
2630 * fixinc/fixlib.h: Include config.h.
2632 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2634 * fixinc/inclhack.def (alpha___assert): Change char * args to
2635 const char * on Tru64 UNIX to avoid excessive warnings from
2637 * fixinc/fixincl.x: Regenerate.
2639 2001-05-25 Geoff Keating <geoffk@redhat.com>
2641 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2642 outputting a tag only for variable-size records.
2644 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2646 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2647 instead of rtx_equal_p for early clobber test.
2649 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2651 * builtins.def: Encode additional information, such as names and
2653 * builtin-types.def: New file.
2654 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2655 (built_in_decls): Likewise. Don't explicitly initialize global
2657 (expand_builtin_mathfn): Handle float and long double variants of
2659 (expand_builtin): Likewise.
2660 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2661 (expand_tree_builtin): Handle long, long long, float, and long
2662 double variants of math functions.
2663 * c-common.h (c_tree_index): Remove some unused nodes.
2664 (void_ftype): Remove.
2665 (void_type_ptr): Likewise.
2666 (int_ftype_int): Likewise.
2667 (ptr_ftype_sizetype): Likewise.
2668 * c-decl.c (init_decl_processing): Remove creation of DWARF
2670 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2671 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2672 * Makefile.in (c-common.o): Depend on builtin-types.def.
2674 2001-05-25 Dale Johannesen <dalej@apple.com>
2676 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2678 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2680 * c-parse.in (notype_initdcl): Remove redundant line.
2682 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2684 * aclocal.m4: Fixed typo.
2685 (gcc_AC_HEADER_STDBOOL): Define.
2686 (gcc_AC_C__BOOL): Define.
2687 * configure.in: Use them.
2688 (AC_CHECK_HEADERS): Remove stdbool.h
2689 * configure, config.in: Regenerate.
2691 2001-05-25 Richard Henderson <rth@redhat.com>
2693 * function.c (expand_function_start): Don't abort on PARALLEL
2694 returns from hard_function_value.
2696 2001-05-25 Richard Henderson <rth@redhat.com>
2698 * config/i386/i386.md: Revert previous change. Do not apply
2699 the peephole if the components do not die after the sequence.
2701 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2703 * c-parse.in (array_declarator): New. Handle C99 constructs.
2704 Don't restrict [*] declarators to C only.
2705 (after_type_declarator, parm_declarator_starttypename,
2706 parm_declarator_nostarttypename, notype_declarator,
2707 direct_absdcl1): Use it.
2708 * c-decl.c (build_array_declarator, set_array_declarator_type):
2709 New functions. Warn that [*] isn't properly implemented; pedwarn
2710 for [*] outside C99 mode if pedantic rather than giving a hard
2712 (grokdeclarator): Handle static and type qualifiers in parameter
2714 * c-tree.h (build_array_declarator, set_array_declarator_type):
2716 * extend.texi (Attribute Syntax): Document attributes in parameter
2719 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2721 * config/i386/i386.md: Make sure cmpstr peepholes do not
2722 affect liveness information.
2724 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2726 * c-typeck.c (digest_init): Issue error messages about
2727 invalid constants, not warnings.
2729 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2731 * invoke.texi (-fno-builtin): Document that this is always on
2734 2001-05-24 Philip Blundell <philb@gnu.org>
2736 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2739 2001-05-24 Philip Blundell <philb@gnu.org>
2741 * config/arm/arm.c (output_return_instruction): Correctly handle
2742 interworking and interrupt functions.
2744 2001-05-24 Philip Blundell <philb@gnu.org>
2746 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2747 -m{no-}sched-prolog. Fix typos and improve formatting.
2749 2001-05-24 Philip Blundell <philb@gnu.org>
2751 * invoke.texi (ARM Options): Improve wording slightly. Add
2752 documentation for more options, including those for Thumb mode.
2753 Don't mention options that don't exist or are unimplemented.
2754 (Thumb Options): Delete; merged into above section.
2756 2001-05-24 Geoff Keating <geoffk@redhat.com>
2758 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2759 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2761 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2763 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2764 fix hard register simplification.
2766 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2768 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2769 of just copying CPP_CPU_SPEC.
2771 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2773 * i386.c (incdec_operand): Accept only 1 and -1.
2775 2001-05-23 Kelley Cook <kelley.cook@home.com>
2777 * Makefile.in: Move many of the *_H definitions eariler in the
2778 file, so that rules in t-* files that use them for
2779 dependencies will work in a parallel build.
2780 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2782 2001-05-23 Richard Henderson <rth@redhat.com>
2784 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2786 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2788 * cpp.texi: Update for handling of charconsts.
2789 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2790 diagnostics. Skip to the end if the UCS is too short.
2791 (cpp_interpret_charconst): Long charconsts issue a warning
2794 2001-05-23 Richard Henderson <rth@redhat.com>
2796 * doc/install.texi (alpha-linux): Require binutils 2.11.
2798 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2800 * c-lex.c (read_escape, read_ucs): Delete.
2801 (lex_string): Use cpp_parse_escape.
2802 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2803 if not C++ or not C99. Warn if traditional.
2804 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2805 unsigned. Warn for out-of-range escape sequences here.
2806 Update to use maybe_read_ucs.
2807 (cpp_interpret_charconst): Don't warn here.
2808 * cpplib.h (cpp_parse_escape): New exported function.
2810 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2812 * extend.texi (Attribute Syntax): Clarify application of
2813 attributes to parameters declared as functions or arrays.
2815 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2817 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2819 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2821 * diagnostic.c (vnotice): Kill.
2822 (fnotice): Call vfprintf directly.
2823 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2824 verbatim, set_diagnostic_context): Rename string argument to
2825 indicate that it is run through gettext.
2826 (vbuild_message_string, build_message_string, output_do_printf):
2827 Rename string argument to indicate that it is NOT run through
2829 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2830 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2831 Run msgid argument through gettext.
2832 (default_print_error_function): Run constant strings through
2833 gettext when nothing else will.
2834 (fatal_error, internal_error, error_recursion): Use fnotice.
2835 Present complete sentences to gettext.
2837 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2839 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2841 2001-05-23 Richard Henderson <rth@redhat.com>
2843 * function.c (expand_function_start): Always use a pseudo
2844 for the function result value.
2846 2001-05-22 Richard Henderson <rth@redhat.com>
2848 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2849 section pointer alignment.
2851 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2853 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2854 of __USER_LABEL_PREFIX__.
2856 2001-05-22 Richard Henderson <rth@redhat.com>
2858 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2859 (__deregister_frame_info_bases): New.
2860 * unwind-dw2-fde.h: Declare it.
2861 * libgcc-std.ver: Export it.
2862 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2863 called __register_frame_info_bases.
2865 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2867 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2868 instead of #elif (which is OK for this case but not in general).
2870 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2872 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2873 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2874 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2875 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2876 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2878 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2879 David O'Brien <obrien@freebsd.org>
2881 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2882 configure-time options and target version of FreeBSD. Set-up
2883 to match architectural change in threading support. Correctly
2884 report when -pthread option is not supported by configure-time
2886 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2887 and extend to encode target version number in run-time setting
2888 of __FreeBSD__ macro to match the system compiler.
2889 (CPP_PREDEFINES): Likewise.
2890 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2892 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2893 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2895 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2896 David O'Brien <obrien@freebsd.org>
2898 * config.gcc (the unlabeled system switch statement): Add
2899 generic configuration section to handle *-*-freebsd*. Also,
2900 to match the system compiler, default to threading support (it
2901 may be disabled with the standard --disable-threads
2902 configuration-time switch).
2903 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2904 (alpha*-*-freebsd* in machine-specific section): Likewise.
2906 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2907 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2908 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2909 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2910 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2912 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2913 David O'Brien <obrien@freebsd.org>
2915 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2916 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2917 -pthread instead setting macro.
2919 2001-05-22 Richard Henderson <rth@redhat.com>
2921 * crtstuff.c (__register_frame_info_bases): Declare.
2922 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2923 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2925 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2926 (CRT_GET_RFIB_DATA): New.
2927 * config/i386/sysv4.h: Likewise.
2928 * config/i386/sco5.h: Likewise.
2929 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2931 2001-05-22 Richard Henderson <rth@redhat.com>
2933 * rtl.c (read_string): Break out from ...
2934 (read_rtx): ... here.
2936 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2938 * doc/install.texi (Specific): Remove a bogus and duplicate part
2939 copied from the end of the document.
2941 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2943 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2945 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2947 * install.texi: Remove obsolete information on SunOS as well as
2948 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2949 (Installing GNU CC on the Sun): Remove section.
2951 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2953 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2954 keep errno unchanged on success.
2956 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2958 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2959 once for hexadecimal floats, whether or not they contain a decimal
2960 point. Don't let the setting of pedantic otherwise affect the
2961 parsing of hexadecimal floats.
2963 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2965 * README.ACORN: Remove obsolete file.
2967 2001-05-22 Jan Hubicka <jh@suse.cz>
2969 * combine.c (gen_binary): Use swap_commutative_operands_p
2970 (simplify_comparison): Likewise.
2971 * expmed.c (emit_store_flag): Likewise.
2972 * expr.c (compare_from_rtx): Likewise.
2973 (do_compare_rtx_and_jump): Likewise.
2974 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2975 if not emitting a branch and operands want swapping.
2977 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2979 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2980 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2981 (maybe_get_identifier): Update.
2982 * tree.h (make_identifier): Delete.
2984 2001-05-21 Richard Henderson <rth@redhat.com>
2986 * combine.c (subst): Do not substitute for a register as
2987 a destination subreg/strict_low_part/zero_extract.
2989 * combine.c (simplify_comparison): Update op1 after constant
2991 * recog.c (const_int_operand): Accept only constants valid
2993 * genrecog.c: Update comments wrt const_int_operand.
2995 * emit-rtl.c (init_emit_once): Zero unused memory in a
2998 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3000 * tree.h (type_num_arguments): Declare it.
3001 * tree.c (type_num_arguments): New function.
3003 2001-05-21 Richard Henderson <rth@redhat.com>
3005 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
3008 2001-05-21 Geoff Keating <geoffk@redhat.com>
3010 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
3012 (minsf3): Use rs6000_emit_minmax.
3013 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
3015 (movsfcc): Use rs6000_emit_cmove.
3016 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
3017 Don't generate emit_fselsfsf4.
3018 (fseldfsf4): Likewise.
3019 (maxdf3): Use rs6000_emit_minmax.
3021 (mindf3): Use rs6000_emit_minmax.
3022 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
3024 (movdfcc): Use rs6000_emit_cmove.
3025 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
3026 Don't generate emit_fselsfsf4.
3027 (fselsfdf4): Likewise.
3028 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
3029 (min_max_operator): New predicate.
3030 (rs6000_emit_cmove): New function.
3031 (rs6000_emit_minmax): New function.
3032 * config/rs6000/rs6000-protos.h: Prototype new functions.
3033 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
3034 and min_max_operator.
3036 * config/rs6000/rs6000.c (output_cbranch): Handle all
3037 conditional types in the switch statement.
3039 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3041 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
3042 non-register variables.
3043 * extend.texi: Document that asm-specifications do not make sense
3044 for non-static local variables.
3046 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
3048 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
3049 (dbxout_type_fields): Lose minimal_debug support.
3050 (dbxout_type_methods, dbxout_type): Likewise.
3052 2001-05-17 Andrew Haley <aph@redhat.com>
3054 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3056 2001-05-21 Richard Henderson <rth@redhat.com>
3058 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
3061 2001-05-20 Richard Henderson <rth@redhat.com>
3063 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3064 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
3065 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
3066 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3067 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
3069 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3070 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
3071 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
3072 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3073 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3074 DEBUG_PUBNAMES_SECTION): Rename as above.
3075 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3077 2001-05-20 Richard Henderson <rth@redhat.com>
3079 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
3080 operands unless the operation is commutative.
3082 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3084 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
3087 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3089 * extend.texi: Clarify documentation of extensions included in ISO
3090 C99. Prefer C99 terminology and syntax to old GNU terminology and
3091 syntax. Add more index entries. Document mixed declarations and
3092 code as an extension in C89 mode. Warn about future changes to
3093 semantics of inline functions. Fixes PR other/930.
3095 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3097 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3098 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3099 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3100 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3102 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3104 2001-05-20 Richard Henderson <rth@redhat.com>
3106 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3107 to be output before a branch.
3109 2001-05-20 Richard Henderson <rth@redhat.com>
3111 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3113 2001-05-20 Richard Henderson <rth@redhat.com>
3115 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3116 (ASM_DOUBLE): Remove.
3117 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3118 * config/i386/sun386.h: Likewise.
3120 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3121 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3123 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3124 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3125 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3126 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3128 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3129 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3130 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3131 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3132 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3133 * config/i386/win32.h: Likewise.
3135 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3137 * invoke.texi: Add more options to summary list.
3139 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3141 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3142 used. Fixes PR c/2291.
3143 * gcc.1: Regenerate.
3145 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3147 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3148 the -fpic and -fPIC options, clear flag_pic.
3150 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3152 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3153 * stringpool.c (make_identifier): No statistics here anymore.
3154 * objc-act.c (steup_string_decl): Remove redundant check.
3156 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3158 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3159 cpplib.o, cpphash.o, fix-header): Update.
3160 (hashtable.o): New target.
3161 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3162 struct c_common_identifier here.
3163 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3164 * c-lex.c (c_lex): Update.
3165 * c-pragma.h: Update.
3166 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3168 (C_RID_CODE): Delete.
3169 * cpphash.c: Rewrite to use hashtable.c.
3170 * cpphash.h: Update include guards.
3171 (struct cpp_reader): Remove hashtab.
3172 hash_ob and buffer_ob are no longer pointers. Add hash_table
3174 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3175 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3176 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3177 * cppinit.c (cpp_create_reader): Update.
3178 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3179 (cpp_interpret_charconst): Eliminate warning.
3180 * cpplib.c (do_pragma, do_endif, push_conditional,
3181 cpp_push_buffer, cpp_pop_buffer): Update.
3182 (_cpp_init_stacks): Rename cpp_init_directives.
3183 (_cpp_cleanup_stacks): Remove.
3184 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3185 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3186 cpp_forall_identifiers, cpp_create_reader): Update.
3187 (C_RID_CODE, cpp_make_node): New.
3188 (c_common_identifier): New identifier node for C front ends.
3189 * cppmain.c (main): Update.
3190 * fix-header.c (read_scan_file): Update.
3191 * flags.h (id_clash_len): Make unsigned.
3192 * ggc.h (ggc_mark_nonnull_tree): New.
3195 * stringpool.c: Update comments and copyright. Update to use
3197 * toplev.c (approx_sqrt): Move to hashtable.c.
3198 (id_clash_len): Make unsigned.
3199 * toplev.h (ident_hash): New.
3200 * tree.c (gcc_obstack_init): Move to hashtable.c.
3201 * tree.h: Include hashtable.h.
3202 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3203 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3204 (struct tree_identifier): Update.
3205 (make_identifier): New.
3207 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3208 (C_RID_CODE): Remove.
3209 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3210 (init_parse): Don't do it here.
3212 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3214 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3216 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3218 (expand_eh_return): Convert between word_mode and Pmode.
3219 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3221 (execute_stack_op): Likewise.
3222 (execute_cfa_program): Likewise.
3223 (uw_frame_state_for): Likewise.
3224 (uw_update_context_1): Likewise.
3225 * unwind.inc (_Unwind_Reason_Code): Likewise.
3226 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3227 (EH_RETURN_STACKADJ_RTX): Likewise.
3228 * config/mips/mips.c (compute_frame_size): Make space for saving
3229 EH return registers.
3230 (mips_expand_epilogue): Handle EH stack adjustments.
3231 * config/mips/mips.md (eh_return): New pattern.
3232 (eh_set_lr_si): Likewise.
3233 (eh_set_lr_di): Likewise.
3234 Add splitter to perform EH return after reload.
3236 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3238 * jump.c (mark_jump_label): Tidy previous change.
3240 2001-05-19 Bruce Korb <bkorb@gnu.org>
3242 * fixinc/genfixes: no need for two warnings
3243 * fixinc/Makefile.in: open stdin for those building with a closed one.
3245 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3247 * jump.c (jump_optimize_1): Tidy.
3248 (mark_jump_label): When changing the label in a LABEL_REF, change
3249 update any REG_EQUAL notes as well.
3251 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3253 * c-parse.in (parm_declarator): Split into
3254 parm_declarator_starttypename and parm_declarator_nostarttypename.
3255 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3256 New. Allow parenthesised sub-declarators which don't begin with a
3257 TYPENAME. Fixes PR c/166.
3259 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3261 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3263 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3265 * toplev.c (main): If the target does not allow profiling without
3266 a frame pointer, issue an error message.
3267 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3270 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3272 * recog.c (general_operand): Modify last change to allow it if reload
3275 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3277 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3278 subregs containing mem.
3280 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3282 * regrename.c (regrename_optimize): frame pointer register can
3285 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3287 * README.DWARF: Move into dwarfout.c.
3289 2001-05-18 Dale Johannesen <dalej@apple.com>
3291 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3292 specific misuse of r0 as a reload address.
3294 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3296 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3299 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3301 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3302 (add_to_sequence): Make that decision type.
3303 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3304 (write_switch, write_cond, debug_decision_2): Likewise.
3306 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3308 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3311 2001-05-18 Stan Shebs <shebs@apple.com>
3313 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3314 * configure: Regenerate.
3316 2001-05-18 Per Bothner <per@bothner.com>
3318 Changes needed for java/jvspec.c
3319 * gcc.h (n_infiles, outfiles): Add declarations.
3320 * gcc.c (n_infiles, outfiles): Mske no longer static.
3322 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3324 * config/pa/som.h (EXCEPTION_SECTION): Define.
3326 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3328 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3330 Add have_location_lists, a variable to determine whether we need a
3331 .debug_loc section or not.
3332 (enum dw_val_class): Add dw_val_class_loc_list.
3333 (dw_val_struct): Add val_loc_list.
3334 (dw_loc_list_struct): New structure, represents location lists.
3335 (new_loc_list): New function, return a new location list, given
3336 the range and location expression.
3337 (add_loc_descr_to_loc_list): New function, add a location
3338 expression to a location list, given the expression and range.
3339 (output_loc_list): New function, output a location list.
3340 (gen_internal_sym): Modified to take symbol prefix, so we can
3341 reuse it for location list symbols.
3342 (add_AT_loc_list): New function, add a location list to a DIE at
3343 the named attribute.
3344 (AT_loc_list): New function, return the location list reference
3345 for a given attribute, if it's a location list.
3346 (print_die): Handle dw_val_class_loc_list.
3347 (size_of_die): Ditto.
3348 (value_format): Ditto.
3349 (output_die): Ditto.
3350 (output_location_lists): New function, output all of the location
3351 lists for a DIE and it's children.
3352 (dwarf2out_finish): Call output_location_lists if we have location
3356 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3358 * gcse.c (try_replace_reg): First try global replace, later try to
3359 simplify the expression.
3361 * gcse.c (find_used_regs): Change calling convention; work via
3363 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3365 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3368 2001-02-09 Nick Clifton <nickc@redhat.com>
3369 * config/arm/arm.md: Change output constraint on post inc
3370 load/store multiple patterns to be a read/write constraint.
3372 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3374 * basic-block.h (struct basic_block_def): Add documentation about
3375 what a basic block is, and what the various fields are used for.
3376 * flow.c (calculate_globlal_regs_live): Add documentation about
3377 how the algorithm works, and how we know that it will terminate.
3378 Check that the the inductive assumption that guarantees
3379 termination actually holds.
3380 (mark_used_regs): Treat conditionally set registers as used.
3381 (debug_regset): Add comment.
3382 * rtl.texi (cond_exec): Add documentation.
3384 * function.c (expand_function_start): Avoid creating BLKmode
3387 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3389 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3390 DIE, even if it has no children.
3391 (dwarf2out_finish): Always output the line-number table, even if
3394 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3396 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3398 2001-05-17 Bruce Korb <bkorb@gnu.org>
3400 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3401 * fixinc/genfixes: emit a warning if AutoGen is out of date
3403 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3404 Bruce Korb <bkorb@gnu.org>
3406 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3407 found in fixinc directory. Facilitates binary distributions.
3409 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3411 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3414 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3416 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3418 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3420 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3421 (simplify_subreg): Handle complex types represented as CONCAT.
3423 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3424 * rtl.h (swap_commutative_operands_p): Declare.
3425 * rtlanal.c (swap_commutative_operands_p): New.
3426 (operand_preference): New static function.
3428 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3429 (gen_binary): Likewise.
3430 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3431 * simplify-rtx.c (simplify_gen_binary,
3432 simplify_gen_relational): Likewise.
3434 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3436 * cse.c (fold_rtx): Use simplify_subreg.
3438 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3439 (simplify_gen_subreg): New.
3440 (simplify_rtx): Use simplify_subreg.
3441 * rtl.h (simplify_gen_subreg): Declare.
3443 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3445 * doc/install.texi: Update Solaris information.
3447 * except.h (protect_cleanup_actions): Remove it.
3448 (lang_protect_cleanup_actions): Declare it.
3449 * except.c (protect_cleanup_actions): Remove it.
3450 (lang_protect_cleanup_actions): New variable.
3451 (init_eh): Don't make protect_cleanup_actions a GC root.
3452 (expand_eh_region_and_cleanup): Call
3453 lang_protect_cleanup_actions.
3454 (output_function_exception_table): Remove unused `align'
3456 * varasm.c (assemble_external): Abort if we have not yet
3457 opened the assembly output file.
3459 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3461 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3462 for eh_personality_libfunc.
3464 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3466 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3467 when calling simplify_subreg. This is needed to allow replacing
3468 of expression of one mode by expression of different mode.
3470 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3472 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3474 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3476 * expr.c (protect_from_queue): Protect against subsequent calls to
3478 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3481 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3483 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3485 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3487 * gccbug.in (CATEGORIES): Add "bootstrap".
3489 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3491 * simplify-rtx.c (simplify_subreg): Break out from ...
3492 * combine.c (combine_splify_rtx) ... here and ...
3493 * recog.c (validate_replace_rtx_1): ... here;
3494 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3495 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3496 (subreg_lowpart_p): ... here.
3498 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3500 * stmt.c (expand_asm_operands): For inout operands, make sure
3501 the substitution of '=' for '+' makes it into the rtl.
3503 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3504 (reload_as_needed): Call update_eliminable_offsets a bit later.
3506 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3508 * gcc.texi (gccbug): Refer to the web pages for detailed information
3511 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3513 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3515 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3516 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3517 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3518 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3519 * cross-make: Don't set LIBGCC1.
3520 * mklibgcc.in: Delete all code for building from libgcc1.c.
3521 Always honor LIB1ASMFUNCS if set.
3523 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3524 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3525 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3526 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3527 config/i386/uwin.asm, config/m68hc11/larith.asm,
3528 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3529 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3530 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3531 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3532 Delete or update references to libgcc1 in commentary.
3534 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3535 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3536 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3537 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3538 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3539 config/arm/t-semi, config/arm/t-strongarm-coff,
3540 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3541 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3542 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3543 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3544 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3545 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3546 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3547 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3548 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3549 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3550 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3551 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3552 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3553 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3554 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3555 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3556 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3557 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3558 config/mips/t-ultrix, config/mn10200/t-mn10200,
3559 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3560 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3561 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3562 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3563 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3564 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3565 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3566 config/sparc/t-sparclite, config/sparc/t-splet,
3567 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3568 config/sparc/t-vxsparc64, config/v850/t-v850:
3569 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3571 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3572 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3573 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3574 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3575 nongcc_SI_type, nongcc_word_type, or perform_*
3576 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3578 * config/i386/386bsd.h, config/i386/beos-elf.h,
3579 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3580 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3581 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3582 Don't include i386/perform.h.
3584 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3585 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3586 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3587 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3588 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3589 config/vax/t-openbsd, config/vax/t-vax: Delete.
3591 * config.gcc: Remove references to deleted files.
3592 (arm-semi-aof): Use arm/t-semi for tmake_file.
3594 * gcc.texi, install.texi, invoke.texi, tm.texi:
3595 Delete or rewrite text which is no longer relevant now that
3596 libgcc1 no longer exists.
3598 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3599 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3601 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3602 Bruce Korb <bkorb@gnu.org>
3604 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3607 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3609 * i386.md: Add two peepholes to clean up code generated by
3612 2001-05-16 Richard Henderson <rth@redhat.com>
3614 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3615 variants of non-absolute encodings.
3617 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3619 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3620 __register_frame_info_table_bases): Export.
3622 2001-05-16 Richard Henderson <rth@redhat.com>
3624 * except.c (eh_data_format_name): Move to ...
3625 * dwarf2asm.c: ... here. Use designated initializers if available.
3626 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3627 * dwarf2asm.h: Update declarations.
3628 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3629 ASM_PREFERRED_EH_DATA_FORMAT.
3630 (output_call_frame_info): Likewise. Use 'L' augmentation for
3633 * unwind-dw2-fde.h (struct fde_vector): New.
3634 (struct old_object): Rename from struct object.
3635 (struct object): New.
3636 (__register_frame_info_bases): Declare.
3637 (__register_frame_info_table_bases): Declare.
3638 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3639 * unwind-dw2-fde.c (objects): Remove.
3640 (unseen_objects, seen_objects): New.
3641 (__register_frame_info_bases): New.
3642 (__register_frame_info): Use it.
3643 (__register_frame_info_table_bases): New.
3644 (__register_frame_info_table): Use it.
3645 (__deregister_frame_info): Rewrite for changed object struct.
3646 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3647 (fde_unencoded_compare): Rename from fde_compare; uninline.
3648 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3649 (start_fde_sort): Adjust for new definition of fde_vector.
3650 (fde_insert): Likewise.
3651 (end_fde_sort): Likewise. Select comparison function based
3652 on properties of the object.
3653 (fde_split): Take object and fde_compare_t arguments.
3654 (frame_heapsort, fde_merge): Likewise.
3655 (classify_object_over_fdes): Rename from count_fdes. Handle
3656 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3658 (add_fdes): Handle encoded pointers.
3659 (init_object): Rename from frame_init. Update for new struct object.
3660 (linear_search_fdes): Rename from search_fdes. Handle encoded
3662 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3663 (binary_search_single_encoding_fdes): New.
3664 (binary_search_mixed_encoding_fdes): New.
3665 (search_object): New.
3666 (_Unwind_Find_FDE): Update for new struct object. Fill in
3668 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3669 iterating over EH data.
3670 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3671 fde_encoding, lsda_encoding.
3672 (read_uleb128, read_sleb128): Remove.
3673 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3674 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3675 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3677 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3679 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3681 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3682 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3683 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3684 cpp_spell_token, cpp_output_token): Similarly.
3685 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3686 do_pragma_poison, parse_assertion, do_assert): Similarly.
3687 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3688 save_parameter, _cpp_create_definition, check_trad_stringification,
3689 cpp_macro_definition): Similarly.
3690 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3691 * c-lex.c (cb_undef, c_lex): Similarly.
3692 * fix-header.c (recognized_function): Similarly.
3693 * cpplib.h (NODE_LEN, NODE_NAME): New.
3694 (cpp_hashnode): Rename length len.
3696 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3698 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3701 2001-05-16 Andreas Jaeger <aj@suse.de>
3703 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3705 * toplev.c: Include dwarf2asm.h for prototype of
3706 dw2_output_indirect_constants.
3708 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3710 * stmt.c (expand_asm_operands): Be able to offload addressof
3711 expression to memory. (PR optimization/185)
3713 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3715 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3716 applying distributive law.
3718 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3720 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3722 * gthr-dce.h (UNUSED): Attribute unused macro.
3723 (__gthread_key_dtor): Make arguments UNUSED.
3724 (__gthread_key_delete): Revise for compatibility with DRAFT4
3727 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3729 * doc/install.texi: Update AIX information.
3730 * README.RS6000: Remove obsolete file.
3732 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3733 Nathan Sidwell <nathan@codesourcery.com>
3735 * gcc.c (give_switch): Don't write before start of string.
3736 Always append suffix.
3738 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3740 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3743 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3745 * README.ALTOS: Remove obsolete file.
3747 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3749 * c-lex.h (save_and_forget_protocol_qualifiers,
3750 forget_protocol_qualifiers, remember_protocol_qualifiers):
3751 Remove deleted functions' prototypes.
3753 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3755 * c-parse.in (methodtype): New production.
3756 (methoddef, methodproto): Collapse separate '-' and '+'
3759 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3761 * c-common.h (RID_FIRST_PQ): New.
3762 * c-parse.in (objc_pq_context): New.
3763 (objc parser): Set objc_pq_context rather than calling
3764 remember_protocol_qualifiers and forget_protocol_qualifiers.
3765 Don't call save_and_forget_protocol_qualifiers.
3766 (yylexname): Handle objc protocol qualifiers here.
3767 * stringpool.c (struct str_header): Replace with sp_hashnode.
3768 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3769 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3770 Allocate an IDENTIFIER_NODE for each identifier.
3771 (FORALL_STRINGS, set_identifier): Delete.
3772 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3773 (ggc_alloc_string): Use an obstack.
3774 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3775 * tree.h: Update comments.
3776 (set_identifier): Delete.
3777 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3778 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3779 remember_protocol_qualifiers): Delete.
3781 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3783 * flow.c (life_analysis): After life analysis is complete, do
3784 an optional scan over insns looking for REG_LABEL notes that
3785 reference a deleted label.
3786 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3787 before peeking at LABEL_NUSES.
3789 2001-05-15 Richard Henderson <rth@redhat.com>
3791 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3792 (_Unwind_GetTextRelBase): New.
3794 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3796 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3798 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3800 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3801 so that CHOOSE_SECTION gets used.
3803 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3804 TARGET_RELOCATABLE like flag_pic for now.
3806 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3808 * rs6000.md (movdi splitter): Sign extend more efficiently.
3809 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3810 to "long long" valid on 32-bit and 64-bit hosts.
3811 (logical_operand): Cast trunc_int_for_mode return value.
3812 (rs6000_emit_move): Shift macro to encapsulate variable.
3813 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3814 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3815 plus_constant requires signed argument.
3817 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3819 * gthr-posix.h: Make additional pthread-* functions weak.
3821 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3823 * recog.c (apply_change_group): Avoid unneeded validating.
3825 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3827 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3828 (num_insns_constant): CONST_INT can be 64-bits.
3830 2001-05-14 Stan Shebs <shebs@apple.com>
3832 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3833 (LIBGCC_SPEC): Don't define.
3835 2001-05-14 Richard Henderson <rth@redhat.com>
3837 * configure.in (gcc_cv_as_eh_frame): New test.
3838 * config.in, configure: Rebuild.
3839 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3841 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3843 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3844 extended precision divide.
3846 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3848 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3849 for RETURNS as well.
3851 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3853 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3854 (CPP_CPU??_SIZE_TYPE): New.
3855 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3856 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3857 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3858 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3860 * i386.c (override_options): Add sorry about not suported modes.
3862 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3864 * config/pa/som.h (NM_FLAGS): Remove.
3865 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3866 (ASM_OUTPUT_SECTION_NAME): Remove.
3867 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3869 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3871 * regrename.c (regrename_optimize): Do not rename registers to
3874 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3876 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3877 contain MEMs. Remove useless distinction about clobbering
3880 2001-05-13 Geoff Keating <geoffk@redhat.com>
3882 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3883 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3884 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3885 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3886 (EXCEPTION_SECTION): Define.
3888 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3890 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3891 binary backward compat only.
3892 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3893 in LIB2FUNCS. Pass it to mklibgcc.
3894 * mklibgcc.in: Handle LIB2FUNCS_ST.
3896 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3898 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3900 * tm.texi (THREAD_MODEL_SPEC): Document it.
3901 * gcc.c (main): Use it.
3902 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3903 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3905 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3907 * rtl.h (SYMBOL_REF_WEAK): New macro.
3908 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3909 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3910 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3911 * gcc.texi: Remove wrong description.
3913 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3915 * Makefile.in (STAMP): New macro.
3916 Replace all uses of `touch' with $(STAMP).
3917 * fixinc/Makefile.in: Likewise.
3919 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3921 * configure.in: ldopen is never in -lexc, so don't test for it.
3922 Add test for exc_resume in -lexc for Ada.
3923 * configure: Regenerated.
3925 2001-05-12 Richard Henderson <rth@redhat.com>
3927 * dwarf2asm.c (size_of_encoded_value): New function.
3928 * dwarf2asm.h: Declare it.
3929 * except.c (output_function_exception_table): Align the TType
3930 array only as wide as the encoding.
3932 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3934 * extend.texi: Document #pragma GCC java_exceptions.
3936 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3938 * c-parse.in (bison parser, init_reswords): Remove uses of
3940 * c-tree.h (doing_objc_thang): Remove.
3942 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3944 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3945 about files not ending in newlines.
3947 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3949 * dwarfout.c (dwarfout_init): Add cast.
3950 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3951 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3953 * method.c (build_mangled_C99_name): Remove unused prototype.
3955 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3957 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3959 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3961 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3962 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3964 2001-05-11 Richard Henderson <rth@redhat.com>
3966 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3967 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3968 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3969 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3970 (dw2_output_indirect_constants): Prototype.
3971 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3972 current_function_func_begin_label if we'll need it for EH. Exit
3973 early for IA64_UNWIND_INFO.
3974 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3975 (eh_data_format_name): Update for indirect references.
3976 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3977 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3978 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3979 define HAVE_eh_return etc.
3980 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3981 (final_end_function): Don't call output_function_exception_table.
3982 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3983 (rest_of_compilation): Invoke output_function_exception_table
3984 for ia64 before assemble_end_function.
3985 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3986 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3988 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3989 * unwind.h: Declare them.
3990 * libgcc-std.ver: Export them.
3991 * unwind-pe.h: New file.
3993 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3995 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3997 (find_fde_for_dso): Extract DT_PLTGOT.
3998 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3999 the segment and gp as well.
4000 * config/ia64/frame-ia64.c: Remove file.
4001 * config/ia64/frame-ia64.h: Remove file.
4002 * config/ia64/unwind-ia64.c: New file.
4003 * config/ia64/unwind-ia64.h: New file.
4004 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
4005 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
4006 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
4007 (ASM_PREFERRED_EH_DATA_FORMAT): New.
4008 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
4009 (IA64_UNWIND_INFO): Re-enable.
4010 (HANDLER_SECTION): Remove.
4011 (EH_RETURN_DATA_REGNO): New.
4012 * config/ia64/ia64.md (exception_receiver): Remove.
4013 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
4014 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
4016 2001-05-11 Richard Henderson <rth@redhat.com>
4018 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
4019 calls and jumps to be bundled together.
4020 (ia64_reorg): Emit a break after a noreturn call that ends
4022 * config/ia64/ia64.md (break_f): New.
4024 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
4026 * c-lex.c (lex_charconst): Convert into a simple wrapper
4027 around cpp_interpret_charconst, to which most of the code
4029 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
4030 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
4031 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
4032 (lex): Use cpp_interpret_charconst.
4033 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
4034 hex_digit_value): New functions.
4035 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
4036 * cpplib.h (cpp_interpret_charconst): New prototype.
4037 * Makefile.in: Update.
4039 2001-05-12 Dean Wakerley <dean@wakerley.com>
4041 * doc/install.texi: New file. Converted to texinfo from the HTML
4042 documentation in wwwdocs/htdocs/install.
4044 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
4046 * gcse.c (insert_insn_end_bb): Do not search for assignments to
4047 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4049 * toplev.c (compile_file): Move comment for opening output
4050 file to just before the code that opens the output file.
4052 2001-05-11 Jakub Jelinek <jakub@redhat.com>
4054 * regmove.c (regmove_optimize): Suppress the optimization for
4055 unchanging destination register. Add comment above function.
4057 2001-05-11 Zack Weinberg <zackw@stanford.edu>
4059 * Makefile.in: Exterminate all references to assert.h.
4060 * cross-make: Likewise.
4062 * configure.in: Correct commentary.
4063 * configure: Regenerate.
4065 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
4068 * config/t-freebsd, config/t-linux, config/t-linux-aout,
4069 config/t-netbsd, config/t-rtems, config/x-linux,
4070 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
4071 No need to override INSTALL_ASSERT_H.
4073 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
4074 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
4075 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
4077 2001-05-11 Graham Stott <grahams@redhat.com>
4079 * combine.c (simplify_comparison): Fix typo.
4081 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4083 * loop.h (struct movables): Remove `num'.
4084 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
4085 Adjust call to strength_reduce.
4086 (num_unmoved_movables): New function.
4087 (move_movables): Don't set movables->num.
4088 (strength_reduce): Compute the number of instructions in the loop
4089 here, rather than in the caller.
4090 (check_dbra_loop): Always clear reversible_mem_store if there
4091 are any memory sets.
4092 (loop_regs_scan): Don't count instructions here.
4093 (count_insn_in_loop): New function.
4095 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4097 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4099 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4101 * c-common.c (finish_label_expr): New function, lifted from
4102 from cp/semantics.c.
4103 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4104 * c-parse.in: Move 3 blocks of parser code into new functions.
4105 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4106 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4107 (lookup_label): Remove.
4109 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4111 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4112 FLOAT_BIT_ORDER_MISMATCH.
4114 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4116 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4117 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4119 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4121 * expr.c (emit_group_load): extract_bit_field requires a REG or
4124 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4126 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4127 a computed jump into an unconditional jump.
4128 In second hunk of code for collapsing computed and conditional jumps
4129 into unconditional jumps, reemit the jump in additional cases.
4131 * jump.c (jump_optimize_1): Do not wrap the new jump target
4132 inside a LABEL_REF; gen_jump will do that automatically.
4134 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4136 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4137 contents for a SYMBOL_REF in case of floating point constants.
4139 2001-05-10 DJ Delorie <dj@redhat.com>
4141 * c-common.c (combine_strings): Widen strings in a
4142 host-endian-independent way.
4144 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4146 * c-parse.in: Remove many shift/reduce conflicts. Update
4148 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4149 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4150 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4151 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4152 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4153 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4154 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4155 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4156 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4157 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4158 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4159 typespec_reserved_nonattr, typespec_reserved_attr,
4160 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4161 structsp_nonattr, components_notype, component_notype_declarator,
4162 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4163 firstparm, setspecs_fp): New
4164 (typed_declspecs, reserved_declspecs, typed_typespecs,
4165 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4166 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4167 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4168 type_quals): Remove. Users updated.
4169 (initdecls, notype_initdecls, after_type_declarator,
4170 parm_declarator, notype_declarator, absdcl1, components, ivars):
4171 Don't allow attributes at the start of a declarator; include them
4172 in the production containing the declarator instead. Always
4173 require type specifiers before trying to redeclare a typedef name.
4174 (typename): Allow for attributes but warn that they are ignored.
4175 (parmlist, firstparm, setspecs_fp): Include attributes in
4176 parmlist; suck them off the parser stack in firstparm using
4179 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4181 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4182 to determine if a block has an unconditional jump at its end.
4184 * jump.c (jump_optimize_1): When converting a conditional jump
4185 to an unconditional jump, build the jump using gen_jump instead
4186 of just modify operands in-place.
4188 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4190 * cppinit.c (cpp_post_options): Shut off macro expansion if
4192 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4193 IN_I directives only if the # is in column 1 and the directive
4194 name begins in column 2.
4195 * cppmain.c (scan_buffer): Insert a space between # and an
4196 identifier, when that identifier is a directive name.
4198 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4199 in the header search path.
4200 (enum node_type): Add T_INCLUDE_NEXT.
4201 (directive_table): Add entry for include_next.
4202 (do_include_next): New function.
4203 (process_include): New routine, broken out of do_include.
4204 (finclude): Insert 'nhd' argument, to be copied into
4205 next_header_dir of the new buffer.
4206 (main): Adjust to match.
4207 * gsyslimits.h, limity.h: Un-indent #include_next.
4209 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4211 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4212 inclusion as a chapter of the GCC manual.
4213 * gcc.texi: Include objc.texi.
4214 * fdl.texi: Use @unnumberedsec for the addendum.
4215 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4217 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4219 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4221 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4223 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4224 handling of two-address insns.
4226 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4228 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4229 ../binutils/nm-new instead of ../binutils/nm.
4231 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4233 * i386.md (movdi splitter): Fix the splitting condition
4234 (float_extenddftf splitter): Fix mode.
4236 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4238 * genrecog.c (write_switch): Avoid outputting of switch for
4239 types wider than int.
4241 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4243 * reload1.c (copy_eh_notes): New function.
4244 (emit_input_reload_insns): Call it.
4245 (emit_output_reload_insns): Call it.
4247 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4249 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4251 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4252 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4254 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4256 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4258 * pa.md (interspace_jump): Revise comment.
4259 (builtin_longjmp): Block initial setup insns from delay slot of
4261 (builtin_setjmp_receiver): New expander to save and restore PIC
4264 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4266 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4268 * toplev.c (compile_file): Set up the output file before we call
4269 the various initializers for the compiler.
4271 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4272 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4274 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4275 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4277 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4279 * Makefile.in (tradcpp0): Correct typo in dependency list.
4281 2001-05-06 Geoff Keating <geoffk@redhat.com>
4283 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4284 the link register if we're not going to use it.
4286 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4287 (output_function_profiler): Likewise.
4289 2001-05-07 Alan Modra <amodra@one.net.au>
4291 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4293 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4295 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4296 zero-extend it. Make abs_inc unsigned.
4298 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4299 widest mode in narrowing and widening operations.
4301 * config/mips/mips.md: Sign extend CONST_INTs.
4303 2001-05-06 Andreas Jaeger <aj@suse.de>
4305 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4306 (i386 Options): Document -momit-leaf-frame-pointer.
4308 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4310 * c-typeck.c (internal_build_compound_expr): Check for
4311 array to pointer conversion just once.
4313 2001-05-05 Richard Henderson <rth@redhat.com>
4315 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4317 2001-05-05 Richard Henderson <rth@redhat.com>
4319 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4320 to the parent of the fixup region.
4322 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4324 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4326 * cpp.texi (__NO_INLINE): Document it.
4328 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4330 * cppfiles.c (struct include_file): New member err_no.
4331 (find_or_create_entry): Set it.
4332 (open_file): Don't set fds to -2. Instead, use err_no to
4333 remember previous errors, if any.
4335 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4337 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4338 between X and Y by using sequences of xgdx and xgdy.
4340 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4342 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4343 of '!' for the 'D' alternative ('!' is too strong).
4344 ("*logicalsi3_silshl16"): Likewise.
4345 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4346 ("movstrictsi"): Remove spurious '+'.
4347 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4348 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4349 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4352 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4354 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4356 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4358 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4361 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4363 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4366 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4368 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4369 soft register, use ror instead of rol.
4371 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4373 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4374 into account pre/post increment decrement for 68HC12.
4375 Fix other problems in replacement and fix call to reg_mentioned_p.
4377 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4379 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4380 Put the soft registers in bss for 68HC12.
4381 (L_regs_d3_4): New for _.d3 and _.d4.
4382 (L_regs_d5_6): Likewise.
4383 (L_regs_d1_2): Likewise.
4384 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4386 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4388 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4389 to the pre-processor when -fshort-double is specified.
4390 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4392 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4394 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4395 (__mulsi3): Rewrite for 68HC12.
4396 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4397 Mark 'x' constraint with earlyclobber to prevent a
4398 RELOAD_FOR_OTHER_ADDRESS to go in it.
4399 (mulhi3_m68hc12): New pattern.
4400 (mulhi3_m68hc11): Rename of mulhi3.
4401 (mulhi3): New expand for 68HC12 optimisation.
4402 (umulhisi3, mulhisi3): New patterns for 68HC12.
4404 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4406 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4407 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4408 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4410 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4412 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4413 constants cheap after reload.
4414 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4416 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4417 so that gcc prefers a shift by 16.
4418 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4420 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4422 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4424 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4426 * alpha.h: NULL_PTR -> NULL.
4433 * i386.md: Likewise.
4436 * m68hc11.h: Likewise.
4437 * rs6000.h: Likewise.
4440 * sparc.h: Likewise.
4444 * final.c: Likewise.
4446 * recog.c: Likewise.
4448 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4450 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4451 `bool' parameter to `int'.
4453 * hash.c (hash_lookup): Likewise.
4455 * hash.h (hash_lookup): Likewise.
4457 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4459 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4461 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4463 2001-05-03 Geoff Keating <geoffk@redhat.com>
4465 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4466 -malign-loops, -malign-functions.
4467 * i386.c (ix86_align_funcs): Delete.
4468 (ix86_align_loops): Delete.
4469 (ix86_align_jumps): Delete.
4470 (override_options): Mark -malign-* as obsolete. Emulate their
4471 behaviour with the -falign-* options. Default -falign-* from
4472 the processor table.
4473 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4474 patch of Wed May 2 13:09:36 2001.
4475 (LOOP_ALIGN): Delete.
4476 (LOOP_ALIGN_MAX_SKIP): Delete.
4477 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4478 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4480 2001-05-04 Andreas Jaeger <aj@suse.de>
4482 * except.h: Add prototype declaration for
4483 expand_builtin_init_dwarf_reg_sizes.
4485 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4487 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4489 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4491 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4493 ("bitcmpqi2"): New pattern for bit-extract and test.
4494 ("bitcmphi"): New pattern for bitb/bita instructions.
4496 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4498 * gccbug.in: Use a temporary directory when the mktemp command is
4501 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4503 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4505 (INITIALIZE_TRAMPOLINE): Call it.
4506 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4507 (TRAMPOLINE_TEMPLATE): Remove.
4508 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4509 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4512 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4514 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4515 and crtendS.o with PIC.
4517 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4519 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4521 (___subdi3, ___adddi3): Use x instead of y as index register.
4522 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4523 (__memset, __memcpy): Likewise.
4524 (regs): Put the soft registers in bss for 68HC12.
4525 (abort): Use trap to abort for 68hc12.
4526 (__mulhi3, __mulhi32): Use emul for 68hc12.
4527 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4529 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4531 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4532 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4533 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4534 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4535 Set 68HC12 min offset to -65536.
4536 (print_operand): Put parenthesis arround the operand if it refers
4537 to a symbol having the same name as a register.
4538 (m68hc11_z_replacement): When z register is replaced by its
4539 equivalent soft register, force the insn to be re-recognized.
4540 (m68hc11_check_z_replacement): Fix the test when destination is
4541 the index register and z dies in the insn.
4542 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4544 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4546 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4547 costs according to processor variant.
4548 (m68hc11_shift_cost): New function to compute shift costs.
4549 (m68hc11_rtx_costs): Define costs according to processor variant.
4550 (m6811_cost): Costs for 68HC11.
4551 (m6812_cost): Costs for 68HC12.
4552 (COSTS_N_INSNS): Remove.
4554 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4555 (DEFAULT_RTX_COSTS): Remove.
4556 (CONST_COSTS): Define costs according to OUTER_CODE.
4557 (processor_costs): New struct to define costs.
4558 (m68hc11_cost): Pointer to current costs.
4560 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4562 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4563 and use m68hc11_notice_keep_cc when using leax/leay.
4564 (addhi3 split): Reject split if the insn is handled by
4566 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4567 push must be handled in a special way if the source operand uses
4568 sp as index register.
4569 (m68hc11_notice_keep_cc): New function.
4570 (m68hc11_gen_movhi): Use it when an insn changes a register but
4572 (m68hc11_gen_movqi): Fix move for 68HC12.
4573 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4575 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4577 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4578 and don't pass operands[0] to emit_library_call_value.
4580 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4582 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4583 (zero_extendsi split): Simplify and use (zero_extendhi).
4584 (*addhi3): Remove 'w' constraint since stack pointer is handled
4586 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4587 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4588 (*ashrhi3_const): Fix shift by 7.
4589 (*lshrsi3_const16): Fix template.
4590 (call, call_value): Fix constraint and predicate.
4592 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4594 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4595 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4596 (CC_REGNUM): Likewise.
4597 (*unnamed splits): Use above constants instead of hard coded numbers.
4598 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4599 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4600 (*return_16bit, *unnamed peepholes): Likewise.
4602 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4604 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4605 rs6000/rs6000.h twice.
4607 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4609 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4610 (CPP_SPEC): Conditionally define MSDOS and GO32.
4611 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4612 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4614 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4616 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4618 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4620 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4622 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4623 * integrate.c (expand_inline_function): Use xcalloc to allocate
4625 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4628 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4630 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4633 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4635 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4636 linker if -mrelax is given.
4637 (TARGET_SWITCHES): Document -mrelax.
4639 Re-installed 2001-01-09's patch:
4640 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4641 if it's wider than long and the target's long is wider than the
4644 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4646 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4647 directly include rs6000/rs6000.h. Instead do it in tm.h.
4649 2001-05-02 Stan Shebs <shebs@apple.com>
4651 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4652 NSConstantString for NeXT-style runtimes.
4653 (STRING_OBJECT_GLOBAL_NAME): New macro.
4654 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4655 OCTI_STRING_CLASS_DECL.
4656 (constant_string_global_id): New macro.
4657 (string_class_decl): Ditto.
4658 (setup_string_decl): New function.
4659 (build_objc_string_object): Use it to build a NeXT runtime
4660 compatible string initializer.
4662 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4664 * tradcpp.c (do_define): Make sure we don't walk past limit.
4666 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4668 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4669 offsets if not REG_OK_STRICT.
4671 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4672 (INT_REG_OK_FOR_INDEX_P): Likewise.
4673 (INT_REG_OK_FOR_BASE_P): Likewise.
4674 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4675 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4676 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4677 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4678 REG_OK_FOR_BASE_P. Take an additional parameter.
4679 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4680 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4681 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4682 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4683 rs6000_legitimate_address() and use it.
4684 * config/rs6000/rs6000.c: Update all callers.
4685 (rs6000_legitimate_address): New function.
4687 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4689 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4690 special_constant conditional blocks together.
4692 2001-05-02 Dale Johannesen <dalej@apple.com>
4694 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4696 (STRICT_ARGUMENT_NAMING): Define.
4697 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4698 function_arg_partial_nregs, setup_incoming_varargs): Remove
4699 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4702 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4704 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4706 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4709 * expr.c (store_field): Do nothing except elaborate side-effects if
4712 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 * c-lex.c: NULL_PTR -> NULL.
4716 * emit-rtl.c: Likewise.
4718 * genpeep.c: Likewise.
4720 * mips-tdump.c: Likewise.
4721 * reload1.c: Likewise.
4722 * rtlanal.c: Likewise.
4724 * stor-layout.c: Likewise.
4725 * toplev.c: Likewise.
4727 2001-05-01 Per Bothner <per@bothner.com>
4729 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4730 call do_pending_stack_adjust before emiting label.
4732 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4734 * extend.texi: Fix typo.
4736 2001-05-01 Stan Shebs <shebs@apple.com>
4738 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4739 of UOBJC_MODULES_decl.
4740 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4741 (generate_descriptor_table): Ditto.
4742 (generate_protocols): Ditto.
4743 (generate_protocol_list): Ditto.
4744 (generate_classref_translation_entry): Ditto.
4746 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4748 * invoke.texi (Optimize Options): Add documentation for `--param
4749 max-delay-slot-insn-search' and `--param
4750 max-delay-slot-live-search' and reorder --param section.
4751 * params.def: Modify initial comment.
4752 * params.h (param_info): Add `help' member.
4753 * toplev.c (lang_independent_params): Include `help' description.
4754 (display_help): Print --param parameters.
4756 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4758 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4759 Remove references to deleted files.
4760 (*-*-openbsd): No need to override xmake_file.
4761 (*-*-sysv4): Treat like *-*-sysv.
4763 * configure.in: Probe for ldopen in various places, and set up
4764 collect2 to be linked with them if found.
4765 Don't dink with Windows registry stuff unless $host_os is a
4766 Win32 os name. Check to see if we need -ladvapi32.
4767 * configure: Regenerate.
4769 * Makefile: Get rid of CLIB and HOST_CLIB.
4770 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4771 * build-make: Get rid of HOST_CLIB.
4773 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4774 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4775 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4776 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4777 config/rs6000/x-rs6000: Delete.
4779 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4782 24 x-host fragments remain, 0 x-cpu, 3 top level.
4784 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4786 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4787 * configure: Regenerate.
4789 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4791 * Makefile.in (install-headers): Remove redundant dependency.
4793 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4795 * c-tree.texi (USING_STMT): Document.
4797 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4799 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4800 * c-common.c: Likewise.
4801 * c-decl.c: Likewise.
4802 * combine.c: Likewise.
4803 * rs6000.c: Likewise.
4804 * except.c: Likewise.
4805 * explow.c: Likewise.
4807 * fold-const.c: Likewise.
4808 * function.c: Likewise.
4811 * integrate.c: Likewise.
4813 * objc/objc-act.c: Likewise.
4814 * recog.c: Likewise.
4815 * reg-stack.c: Likewise.
4816 * reload.c: Likewise.
4817 * reload1.c: Likewise.
4818 * simplify-rtx.c: Likewise.
4820 * varasm.c: Likewise.
4822 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4824 * diagnostic.def: New file.
4825 * diagnostic.h (diagnostic_t): New enum.
4826 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4828 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4830 * tsystem.h: Test only POSIX for availability of string.h
4832 * config.gcc (all systems): If USG appeared in xm_defines,
4833 change it to POSIX. If both USG and POSIX appeared, just
4834 delete USG. Remove unnecessary quotes around xm_defines
4836 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4837 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4838 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4839 powerpc-*-linux*): No need to set xm_defines - handled by
4840 global settings for *-*-linux*.
4842 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4844 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4845 Always include gstab.h, not system stab.h. Don't provide
4846 default definitions of N_CATCH or N_OPT. Always use the
4847 gstab.h variant of STAB_CODE_TYPE.
4848 * final.c: Don't include stab.h/gstab.h at all, or provide
4849 defaults for N_SLINE and N_SOL.
4851 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4852 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4854 * sdbout.c: Always include gsyms.h instead of system syms.h.
4856 * configure.in: No need to check for stab.h.
4857 * configure, config.in: Regenerate.
4858 * Makefile.in (final.o): Don't depend on gstab.h.
4860 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4861 Richard Henderson <rth@redhat.com>
4863 * extend.texi: Improve documentation of volatile asms.
4865 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4867 * c-tree.texi: Fix thinko.
4868 * gcc.texi: Likewise.
4870 2001-04-30 Richard Henderson <rth@redhat.com>
4872 * c-common.c (c_promoting_integer_type_p): New function, from the
4873 corpse of old macro. Properly promote too-small enumerations and
4874 booleans. Adjust all callers.
4875 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4876 (c_promoting_integer_type_p): Declare.
4877 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4878 * c-typeck.c: Likewise.
4879 (default_conversion): Remove now redundant boolean check.
4881 2001-04-30 Jan Hubicka <jh@suse.cz>
4882 Richard Henderson <rth@redhat.com>
4884 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4886 (combine_stack_adjustments_for_block): Don't combine stack
4887 allocation followed by deallocations. Handle grow-up stacks.
4889 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4891 * fdl.texi: New file.
4892 * c-tree.texi: Use the GFDL.
4893 * gcc.texi: Likewise.
4895 2001-04-30 Stan Shebs <shebs@apple.com>
4897 * invoke.texi: Add a section documenting Objective-C options.
4899 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4901 * emit-rtl.c (try_split): Copy EH notes to sequence.
4903 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4905 * regmove.c (record_stack_memrefs): Catch all references to the
4908 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4910 * Makefile.in (stmp-fixinc): quote shell assignment values
4912 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4914 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4918 * prefix.c: Likewise.
4920 2001-04-28 Stan Shebs <shebs@apple.com>
4922 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4923 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4924 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4925 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4927 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4928 (NEXT_OBJC_RUNTIME): Define.
4930 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4932 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4933 * simplify-rtx.c (simplify_gen_relational): Likewise.
4935 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4937 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4938 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4940 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4941 registers in SSE case; fix handling of the immediates.
4942 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4943 operands to be in regsiters before reload.
4944 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4945 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4946 (abstf,absxf,negtf,negxf splitters): Compute
4947 properly the regnum for x86_64.
4948 (avsdf2_if_rex64): New.
4950 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4952 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4953 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4954 into the constant pool.
4955 * jump.c (jump_optimize_1): Remove barrier successors after all
4956 the LABEL_NUSES counds have been computed.
4957 (delete_barrier_successors): When deleting a tablejump insn, also
4958 delete the jump table it uses.
4959 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4962 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4964 * pa.c (FRP): Remove erroneous white space in macro definition.
4966 2001-04-28 Andreas Jaeger <aj@suse.de>
4968 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4970 * extend.texi: Likewise.
4971 * tm.texi: Likewise.
4973 2001-04-28 Andreas Jaeger <aj@suse.de>
4975 * md.texi: Use XX-bit instead of XXbit or XX bit where
4978 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4980 * gcc.c (process_command): Allow -l lib in addition to -llib
4981 for POSIX compliance. This fixes PR c/2347.
4983 * invoke.texi: Update section on Link Options accordingly.
4985 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4987 * function.c (purge_addressof_1): Remove the duplicate
4988 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4991 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4993 * except.c (expand_eh_region_start): Don't start a new block.
4994 (expand_eh_region_end): Don't end a block.
4995 * stmt.c (expand_end_bindings): Don't end EH blocks.
4996 (expand_decl_cleanup): Starting an EH region won't change the block.
4997 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4998 (is_eh_region): Lose.
5001 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
5003 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
5005 * collect2.c (main): Add `-L' case to remove duplicate entries.
5006 (is_in_args): New function to check for a duplicate argument.
5007 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
5008 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
5009 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5010 Define to be nonzero.
5012 2001-04-27 Andreas Jaeger <aj@suse.de>
5013 Richard Henderson <rth@redhat.com>
5015 * md.texi (Machine Constraints): Document additional i386
5016 constraints and fix description of "A".
5018 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
5020 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
5022 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
5024 * except.c (get_exception_filter): word_mode, not Pmode.
5026 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
5028 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
5029 common to other movsf patterns. Move up so that in future
5030 people who change the other patterns will change it too.
5031 (movsf_lo_sum): Allow even for soft-float; add appropriate
5033 (movsf_high): Likewise.
5034 (movsf_high+1): Allow even for soft-float.
5036 * function.c (expand_function_end): Always clobber the
5037 return registers, even if there is no return label.
5039 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5041 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
5043 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
5045 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
5046 (pushqi2_rex64, pushhi2_rex64): Add.
5048 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
5050 * except.c (expand_eh_region_end_cleanup): Force pending stack
5051 adjust before emitting label that branches around cleanup code.
5053 2001-04-26 H.J. Lu (hjl@gnu.org)
5055 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
5057 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
5059 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
5060 (ASM_OUTPUT_SECTION_NAME): Likewise.
5061 (ASM_WEAKEN_LABEL): Likewise.
5062 (UNIQUE_SECTION): Likewise.
5063 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5064 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5065 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
5066 (ASM_OUTPUT_SECTION_NAME): Likewise.
5067 (ASM_WEAKEN_LABEL): Likewise.
5068 (UNIQUE_SECTION): Likewise.
5069 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5070 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5071 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
5072 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
5073 (ASM_FILE_START): Likewise.
5074 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5075 (ASM_DECLARE_OBJECT_NAME): Likewise.
5076 (ASM_FILE_END): Likewise.
5077 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5078 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
5079 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5080 (ASM_OUTPUT_CASE_LABEL): Likewise.
5081 (ASM_OUTPUT_SKIP): Likewise.
5082 (ASM_OUTPUT_ASCII): Likewise.
5083 (ASM_OUTPUT_IDENT): Likewise.
5084 (READONLY_DATA_SECTION): Likewise.
5085 (EXTRA_SECTIONS): Likewise.
5086 (EXTRA_SECTION_FUNCTIONS): Likewise.
5087 (SELECT_RTX_SECTION): Likewise.
5088 (SELECT_SECTION): Likewise.
5090 * config/mips/linux.h (INVOKE__main): Undefine.
5091 (CTOR_LIST_BEGIN): Likewise.
5092 (CTOR_LIST_END): Likewise.
5093 (DTOR_LIST_BEGIN): Likewise.
5094 (DTOR_LIST_END): Likewise.
5095 (SET_ASM_OP): Defined it to ".dummy".
5096 (ASM_OUTPUT_DEF): Defined.
5097 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5099 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5101 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5102 assembler supports .p2align.
5104 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5106 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5108 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5110 * integrate.c (expand_inline_function): Check for error_mark_node
5113 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5115 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5118 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5120 * configure.in (configargs.h): Define thread_model.
5121 * configure: Rebuilt.
5122 * gcc.c (main): Print it with -v.
5124 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5126 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5127 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5128 * gcc.1: Regenerate.
5130 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5132 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5133 is_redundant_typedef): Use static inline instead of inline static.
5135 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5137 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5138 this directory is always searched.
5140 2001-04-25 Richard Henderson <rth@redhat.com>
5142 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5143 of registers to restore along non eh_return path.
5145 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5147 * c-format.c (check_format_info_recurse): Handle
5148 PLUS_EXPR for format string.
5150 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5152 * config/ia64/ia64.h (CC1_SPEC): Define.
5153 * config/ia64/linux.h (CC1_SPEC): Define.
5155 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5157 * emit-rtl.c (constant_subword): Also do sign extension in
5158 BITS_PER_WORD == 16 case.
5160 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5162 * loop.c (try_swap_copy_prop): Go back to checking insn.
5164 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5166 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5167 if check_mode is non-zero.
5169 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5171 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5172 out and comparison sequence has been detected, put result into
5173 proper temporary pseudo.
5175 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5177 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5178 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5179 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5180 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5181 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5182 for future reference.
5184 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5186 * except.c (reachable_handlers): Step out one level from a RESX.
5188 * except.c (struct eh_region): Rename 'last' to 'resume'.
5189 (mark_eh_region, duplicate_eh_region_1): Adjust.
5190 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5191 (build_post_landing_pads): Likewise.
5192 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5193 (expand_eh_region_end_must_not_throw): Likewise.
5194 (connect_post_landing_pads): Thread (only) regions with non-deleted
5197 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5198 registers around the cleanup.
5199 (get_exception_filter): New fn.
5200 (finish_eh_generation): Use it.
5202 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5204 * c-semantics.c (add_scope_stmt): Don't call
5205 current_scope_stmt_stack multiple times.
5207 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5208 Nathan Sidwell <nathan@codesourcery.com>
5210 Lazy __FUNCTION__ generation.
5211 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5212 RID_C99_FUNCTION_NAME): New _RIDs.
5213 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5214 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5215 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5217 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5218 (c99_function_name_decl_node, function_name_decl_node,
5219 pretty_function_name_decl_node, saved_function_name_decls):
5221 (struct language_function): Remove x_function_name_declared_p.
5222 (make_fname_decl): Remove a parameter.
5223 (declare_function_names): Remove prototype.
5224 (start_fname_decls, finish_fname_decls): Prototype.
5225 (fname_as_string): Likewise.
5226 (fname_string, fname_decl): Likewise.
5227 * c-common.c (make_fname_decl): Adjust.
5228 (struct fname_var_t): New struct.
5229 (fname_vars): New static array.
5230 (declare_function_name): Remove.
5231 (start_fname_decls, finish_fname_decls): New functions.
5232 (fname_as_string): New function from remnants of
5233 declare_function_name.
5234 (fname_string, fname_decl): New functions.
5236 * c-decl.c (c_function_name_declared_p): Remove.
5237 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5238 don't call declare_function_name. Call start_fname_decls.
5239 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5240 clobber the line number. Call finish_decl.
5241 (start_function): Call start_fname_decls.
5242 (finish_function): Call finish_fname_decls.
5243 Remove c_function_name_declared_p.
5244 (push_c_function_context): Don't push c_function_name_declared_p.
5245 (pop_c_function_context): Don't pop c_function_name_declared_p.
5246 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5247 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5248 (program): Call finish_fname_decls for C.
5249 (primary): Add VAR_FUNC_NAME.
5250 (reswords): Add slots for __FUNCTION__ et al.
5251 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5252 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5253 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5254 * c-semantics.c (prune_unused_decls): Remove.
5255 (finish_stmt_tree): Don't call prune_unused_decls.
5256 (genrtl_decl_stmt): Don't prune unused decls here.
5258 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5260 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5261 constant pool, use the pool's SYMBOL_REF instead.
5263 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5266 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5268 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5269 passing nested NOP_EXPRs to fold.
5271 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5273 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5275 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5277 * loop.c (loop_delete_insns): Add prototype.
5279 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5281 * configure.in: Remove ENABLE_STD_NAMESPACE.
5282 * config.in: Regenerated.
5283 * configure: Regenerated.
5285 2001-04-22 Stan Shebs <shebs@apple.com>
5287 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5289 * config/rs6000/xm-darwin.h: Remove file.
5291 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5293 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5294 (write_c_file_stat): Likewise.
5296 * dbxout.c (dbxout_init): Likewise.
5298 * profile.c (output_func_start_profiler): Likewise.
5300 2001-04-22 Philipp Thomas <pthomas@suse.de>
5302 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5303 require it instead of the CVS version.
5304 * cpperror.c (v_message): Put a blank before the macro
5305 body to not confuse exgettext.
5307 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5309 * flow.c (proagate_one_insn): Remove useless assignment.
5310 * jump.c (delete_insn): Tidy.
5311 * loop.c (try_copy_prop): When deleting an instruction with a
5312 REG_RETVAL note, delete the entire libcall sequence.
5313 (loop_delete_insns): New function.
5314 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5315 we're not substituting into them yet.
5317 2001-04-21 Kazu Hirata <kazu@hxi.com>
5319 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5321 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5323 * config/i960/i960.c (signed_arith_operand): Likewise.
5325 * calls.c (expand_call): Fix a comment typo.
5327 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5329 * configure.in: Probe for times, clock, struct tms, and clock_t.
5330 * configure, config.in: Regenerate.
5331 * timevar.c: Replace ifdef forest in get_time with (relatively)
5332 straightforward series of checks based on autoconf's probes.
5334 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5336 * config/pa/som.h (NM_FLAGS): Define.
5338 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5340 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5342 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5343 * ia64.c (nop_cycles_until): New function.
5344 (prev_cycle, prev_first, last_issued): New static variables.
5345 (ia64_sched_reorder): Additional arg for clock.
5346 On final scheduling pass, emit extra NOPs as needed.
5347 Set prev_first and prev_cycle.
5348 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5349 (ia64_variable_issue): Set last_issued.
5351 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5353 * config/i386/i386.c (ix86_expand_int_movcc,
5354 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5356 2001-04-20 Geoff Keating <geoffk@redhat.com>
5358 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5359 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5360 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5361 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5362 ctrdi_internal6): In the short-branch case, this insn is only 4
5363 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5365 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5367 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5368 "=u" is used together with "st" resp. "st(1)" clobber.
5370 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5372 * gcse.c (gcse_main): Fix comment typo.
5373 (delete_null_pointer_check): Likewise.
5374 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5375 * cse.c (cse_insn): Likewise.
5376 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5379 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5381 * toplev.c: Excise all code for the undocumented -dm option.
5382 (float_signal): Call signal just once, unconditionally.
5384 2001-04-19 Geoff Keating <geoffk@redhat.com>
5386 * fold-const.c (fold): Use first_rtl_op rather than
5387 TREE_CODE_LENGTH when looping over parameters of a tree.
5388 Correct strange grouping in test for evaluated SAVE_EXPR.
5390 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5392 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5393 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5395 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5396 name at 32 total characters.
5397 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5398 functions in named sections -- data items can still go into unique
5399 sections, but they have normal names (ie $LIT$ and $DATA$).
5401 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5404 2001-04-19 DJ Delorie <dj@redhat.com>
5406 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5407 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5408 * config/i386/cygwin.h: Likewise.
5409 * config/i386/mingw32.h: Likewise.
5410 * config/vax/vms.h: Likewise.
5411 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5413 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5414 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5415 * config/i386/xm-cygwin.h: Likewise.
5416 * config/i386/xm-djgpp.h: Likewise.
5417 * config/i386/xm-mingw32.h: Likewise.
5418 * config/vax/xm-vms.h: Likewise.
5420 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5421 instead of OBJECT_SUFFIX.
5422 * collect2.c (find_a_file): Look for files matching the extension
5423 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5424 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5425 TARGET_EXECUTABLE_SUFFIX.
5426 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5427 (make_relative_prefix): Likewise.
5428 (convert_filename): Use TARGET_ suffixes throughout. Remove
5430 (process_command): Likewise.
5431 (do_spec_1): Likewise.
5432 * java/lang.c (init_parse): Likewise.
5434 * gcc.texi : Document four new options matching the pattern
5435 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5436 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5437 documentation for NO_AUTO_EXE_SUFFIX.
5439 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5441 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5442 that language-independent processing should not be done.
5443 * toplev.c (main): Adjust accordingly.
5445 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5446 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5448 * mips.md (reload_outputdi): Require that operand0 be a
5451 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5453 * invoke.texi (-Wshadow): Clarify.
5455 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5457 * loop.c (load_mems): Examine all the instructions in the loop
5458 before concluding that all jumps branch to the first instruction
5461 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5463 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5465 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5467 * cpp.texi (-Wwhite-space): Remove.
5468 (-Wall): -Wall does not imply -Wwhite-space.
5470 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5472 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5473 use it instead of blindly generating a .stabs.
5474 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5476 * xcoffout.c: Don't bother defining default for N_CATCH.
5477 (UNKNOWN_STAB): Use internal_error.
5478 (stab_to_sclass): Remove now-unnecessary aborts.
5479 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5481 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5483 * jump.c (mark_all_labels): Canonicalize the tail recursion
5484 label attached to CALL_PLACEHOLDER insns.
5486 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5488 * output.h (dump_flow_info, free_basic_block_vars,
5489 which_alternative): Delete redundant prototypes.
5491 * rtl.h (bss_section): Likewise.
5493 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5495 * dbxout.c (N_OPT): Define if not available from <stab.h>
5497 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5499 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5500 libraries and native K&R compilers.
5502 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5504 * c-typeck.c (convert_arguments): Don't check for width changes
5507 * invoke.texi (-Wtraditional): Update documentation.
5509 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5511 * toplev.c (output_lang_identify): Delete.
5512 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5513 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5514 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5515 after calling ASM_FILE_END.
5517 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5518 Instead, unconditionally emit an N_OPT stab with string equal
5519 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5521 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5523 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5524 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5525 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5526 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5527 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5528 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5529 config/i370/i370.h, config/i386/beos-elf.h,
5530 config/i386/osf1elf.h, config/i386/osfrose.h,
5531 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5532 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5533 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5534 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5535 config/mips/iris6.h, config/mips/osfrose.h,
5536 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5537 config/sparc/sp64-elf.h:
5538 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5539 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5541 * config/elfos.h, config/freebsd.h, config/linux.h,
5542 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5543 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5544 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5545 of ASM_FILE_START which merely emit a .version directive. Delete
5546 definitions of ASM_FILE_END which merely emit an .ident directive.
5548 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5549 ASM_IDENTIFY_GCC and move part of its logic into
5552 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5553 config/sparc/linux-aout.h: Don't emit .version directive in
5556 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5557 (output_file_start): Correct comment.
5559 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5560 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5562 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5563 * config/rs6000/aix.h: Correct comment.
5565 * config/i386/i386afe.h: Delete.
5566 * config.gcc: Remove references to i386afe.h.
5568 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5569 other macros deleted by this patch were undocumented.
5571 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5573 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5575 * pa.c (secondary_reload_class): SAR<->FP copies require a
5578 * install.texi (mips-mips-bsd): Update list of functions
5579 required to include memmove.
5580 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5581 used functions to include memmove.
5583 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5585 * i386.md (sqrtdf2): SFmode should be DFmode.
5587 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5589 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5590 (find_moveable_store): Likewise.
5592 2001-04-15 Jim Wilson <wilson@redhat.com>
5594 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5596 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5598 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5599 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5601 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5603 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5606 2001-04-14 Alan Modra <amodra@one.net.au>
5608 * pa.c (force_mode): New function.
5609 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5611 2001-04-13 Jim Wilson <wilson@redhat.com>
5613 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5614 (first_instruction): New static variable.
5615 (rtx_needs_barrier): Return 1 for alloc.
5616 (init_insn_group_barriers): Set first_instruction.
5617 (rws_sum): Delete duplicate definition.
5618 (group_barrier_needed_p): Return 0 when first_instruction true.
5619 (safe_group_barrier_needed_p): Save and restore first_instruction
5620 around group_barrier_needed_p call.
5622 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5624 * expr.h (enum libfunc_index): Add LTI_memmove.
5625 (memmove_libfunc): Define macro.
5626 * optabs.c (init_optabs): Initialize memmove_libfunc.
5627 * expr.c (expand_assignment): Use memmove_libfunc instead of
5630 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5632 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5635 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * Makefile.in (reg-stack.o): Depend on reload.h.
5638 (insn-attrtab.o): Depend on flags.h.
5640 * genattrtab (main): Include flags.h in insn-attrtab.c.
5642 * reg-stack.c: Include reload.h.
5644 * sparc.h (flag_pic): Delete redundant declaration.
5646 * output.h (flag_pic): Likewise.
5648 * tree.h (pedantic): Likewise.
5650 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5652 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5654 * jump.c, regmove.c, toplev.c: Include reload.h.
5656 * reload.h (reload_cse_regs): Declare.
5658 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5659 reload_cse_regs, init_reload, mark_home_live, reload,
5660 init_caller_save): Delete redundant prototypes.
5662 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5664 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5666 * regclass.c, ssa.c: Include expr.h.
5668 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5669 gen_move_insn): Delete redundant declarations.
5671 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5673 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5674 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5675 MAKEINFO and MAKEINFOFLAGS too.
5676 (stage4_build): Correctly order -B flags.
5678 2001-04-13 Alan Modra <amodra@one.net.au>
5680 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5681 PIC_OFFSET_TABLE_SAVE_RTX.
5682 (zdepi_cint_p): Describe zdepi insn.
5683 Formatting and white space fixes throughout file.
5685 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5686 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5687 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5688 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5689 (output_64bit_and): Use plain `int's for shift counts.
5690 (output_64bit_ior): Likewise.
5691 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5692 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5695 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5696 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5697 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5698 NEW_HP_ASSEMBLER into one. Kill warnings.
5700 * pa-gas.h: Delete file.
5701 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5702 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5703 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5704 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5706 * config/pa/mill32.S: New file.
5707 * config/pa/mill64.S: New file.
5708 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5709 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5710 * config/pa/t-linux64: New file.
5711 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5712 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5713 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5715 * elfos.h (SELECT_SECTION): Undef before defining.
5716 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5717 (LIB_SPEC): Remove -lmilli.
5718 (DBX_REGISTER_NUMBER): Remove.
5719 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5720 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5721 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5722 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5723 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5724 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5725 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5726 TARGET_GAS): Define.
5727 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5728 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5729 regs if we don't have a prototype.
5730 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5731 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5732 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5733 EH_RETURN_HANDLER_RTX): Define.
5734 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5735 (DWARF_FRAME_REGNUM): Define.
5736 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5737 * pa32-linux.h: New file.
5738 * pa64-linux.h: New file.
5740 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5741 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5742 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5743 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5744 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5745 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5746 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5747 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5748 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5749 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5750 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5751 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5752 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5753 * pa64-hpux.h: New file.
5754 (ASM_FILE_START): Correct typo.
5755 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5756 * config.gcc: Modify for above.
5758 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5760 * jump.c (jump_optimize_1): Don't delete dead stores here.
5761 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5762 prior to running jump optimize before cse2.
5764 2001-04-12 Richard Henderson <rth@redhat.com>
5766 * Makefile.in (regmove.o): Depend on except.h.
5767 * regmove.c: Include it.
5769 2001-04-12 Stan Shebs <shebs@apple.com>
5771 * objc/objc-act.c: Remove all code ifdefed with the never-used
5772 macro OBJC_INT_SELECTORS.
5773 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5774 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5776 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5778 * config/pa/quadlib.c: Add prototypes.
5780 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5782 * bitmap.h (debug_bitmap): Delete redundant prototype.
5784 * rtl.h (get_frame_size): Likewise.
5786 2001-04-12 Jim Wilson <wilson@redhat.com>
5788 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5789 to just emit an fnorm.
5791 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5793 * c-common.h (truthvalue_conversion, type_for_mode,
5794 type_for_size): Delete redundant declarations.
5796 * c-lex.h (is_class_name): Likewise.
5798 * c-tree.h (pedantic, convert, getdecls, gettags,
5799 global_bindings_p, init_decl_processing, insert_block,
5800 maybe_build_cleanup, poplevel, print_lang_decl,
5801 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5802 set_block, incomplete_type_error, build_function_call,
5803 lvalue_or_else, mark_addressable): Likewise.
5805 * expr.h (expand_tree_builtin): Likewise.
5807 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5809 * invoke.texi: Document --param max-gcse-memory.
5811 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5813 * configure.in (errno): Check for declaration.
5814 * configure, config.in: Regenerated.
5816 * system.h (errno): Only declare if not already done.
5818 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5820 * recog.c (general_operand, immediate_operand,
5821 nonmemory_operand): Require CONST_INTs to be sign-extended
5822 values for their modes.
5824 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5826 * expmed.c (store_bit_field): Truncate CONST_INTs.
5827 (expand_mult_highpart, expand_divmod): Likewise.
5828 * expr.c (convert_modes, store_field): Likewise.
5829 * integrate.c (expand_inline_function): Use promote_mode() to
5830 determine whether to convert_modes() an argument as signed
5832 * optabs.c (expand_binop): Get CONST_INT operands
5833 sign-extended for their appropriate modes.
5834 * stmt.c (emit_case_nodes): Convert node values to the
5836 (expand_end_case): Convert minval and range to the appropriate
5838 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5839 the iteration variable.
5840 * varasm.c (immed_double_const): Don't require words to be
5841 narrower than host wide ints to properly sign-extend
5844 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5846 * sh.md (builtin_setjmp_receiver): New expander.
5848 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5850 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5851 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5852 for generating CONST_INT and CONST_DOUBLE.
5854 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5856 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5857 already sign-extended.
5858 (rs6000_emit_prologue): Make register iterator signed.
5859 (rs6000_emit_epilogue): Likewise.
5860 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5862 (movsf split, movdf split): Sign-extend CONST_INTs.
5863 (movdi splits): Likewise.
5865 2001-04-12 Kelley Cook <kelley.cook@home.com>
5867 * config-lang.in (lang_dirs): Add in zlib.
5869 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5871 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5872 operands that make it to RTL.
5874 2001-04-11 Stan Shebs <shebs@apple.com>
5876 Add Darwin (Mac OS X kernel) native support.
5877 * config.gcc (powerpc-*-darwin*): Add native bits.
5878 * config/darwin.c: New file, generic Darwin support functions.
5879 * config/darwin.h: New file, generic Darwin definitions.
5880 * config/darwin-protos.h: New file, generic Darwin prototypes.
5881 * rs6000/darwin.h: New file, Darwin for PowerPC.
5882 * rs6000/t-darwin: New file, Darwin makefile fragment.
5883 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5884 (TARGET_MACHO): Ditto.
5885 (rs6000_abi): Add ABI_DARWIN.
5886 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5887 (RS6000_SAVE_AREA): Ditto.
5888 (FP_ARG_MAX_REG): Ditto.
5889 (RETURN_ADDRESS_OFFSET): Ditto.
5890 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5892 (rs6000_emit_move): Add ABI_DARWIN cases.
5893 (print_operand): Ditto.
5894 (first_reg_to_save): Ditto.
5895 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5896 (debug_stack_info): Ditto.
5897 (rs6000_emit_prologue): Ditto.
5898 (rs6000_emit_epilogue): Ditto.
5899 (output_profiler_hook): Ditto.
5900 (output_function_profiler): Ditto.
5901 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5902 (output_mi_thunk): Add TARGET_MACHO case.
5903 (add_compiler_stub): Ditto.
5904 (output_compiler_stub): Ditto.
5905 (no_previous_def): Ditto.
5906 (output_call): Ditto.
5907 (machopic_output_stub): Ditto.
5908 (rs6000_machopic_legitimize_pic_address): Ditto.
5909 (toc_section): Ditto.
5910 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5911 (macho_high): Ditto.
5914 (load_macho_picbase): Ditto.
5915 (call): Add TARGET_MACHO case to modify function.
5916 (call_value): Ditto.
5917 (call_nonlocal_sysv): Add ABI_DARWIN case.
5918 (call_value_nonlocal_sysv): Ditto.
5919 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5921 (machopic_output_stub): Ditto.
5922 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5924 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5926 * dwarf2out.c (modified_type_die): Don't create new types here.
5927 * tree.h (get_qualified_type): New function.
5928 (build_qualified_type): Adjust comment.
5929 * tree.c (get_qualified_type): New function.
5930 (build_qualified_type): Use it.
5932 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * cpp.texi (-Wtraditional): Update description.
5936 * invoke.texi (-Wtraditional): Likewise.
5938 2001-04-11 Jim Wilson <wilson@redhat.com>
5940 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5941 requires more than 64 bits of alignment.
5943 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5945 * cpplib.c (do_line): Sanity check iff enable checking.
5947 2001-04-11 Richard Henderson <rth@redhat.com>
5949 * Makefile.in (insn-recog.o): Depend on toplev.h.
5950 (insn-emit.o, doloop.o): Likewise.
5951 * genrecog.c, genemit.c: Include toplev.h in generated file.
5952 * doloop.c: Include toplev.h.
5954 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5956 * Makefile.in (gcse.o): Depend on params.h.
5957 * gcse.c: Include params.h.
5958 (gcse_main): Don't do GCSE if doing so will take inordinate
5960 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5961 * params.h (MAX_GCSE_MEMORY): New macro.
5963 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5967 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5969 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5971 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5973 * real.h (ereal_atof, real_value_truncate, target_isnan,
5974 target_isinf, target_negative, assemble_real, debug_real): Delete
5975 redundant prototypes.
5977 * Makefile.in (ifcvt.o): Depend on toplev.h.
5979 * c-semantics.c: Include expr.h.
5981 * ifcvt.c: Include toplev.h.
5983 * expr.h (rtx_equal_p): Delete prototype.
5985 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5986 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5987 eliminate_constant_term, expand_complex_abs, find_single_use,
5988 make_tree, init_expr_once, init_optabs, supports_one_only):
5991 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5992 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5993 expand_assignment, store_expr, emit_line_note_after,
5994 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5996 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5998 * sparc-protos.h: Delete redundant prototypes.
6000 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6002 * reload.c (push_reload): Add condition missed in SUBREG byte
6005 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6007 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
6009 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6011 * i386.md (floatsisf_sse): Fix output template
6012 * i386.c (ix86_expand_fp_movcc)
6014 * reg-stack.c (emit_pop_insn): Handle complex modes.
6015 (move_for_stack_reg): Emit proper move mode.
6016 (subst_stack_regs_pat): Handle complex modes.
6018 2001-04-11 Jakub Jelinek <jakub@redhat.com>
6020 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
6022 2001-04-10 Richard Henderson <rth@redhat.com>
6024 * libgcc2.h (__terminate_func_ptr): Remove typedef.
6025 (__pure_virtual, __terminate, __terminate_set_func,
6026 __default_terminate, __throw_type_match, __empty,
6027 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
6028 __eh_rtime_match, __unwinding_cleanup, __rethrow,
6029 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
6030 Remove prototypes of deleted functions.
6032 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6034 * c-typeck.c (convert_arguments): -Wtraditional now activates
6035 -Wconversion warnings, except for changes in signed-ness.
6036 Detect complex<->int & int<->complex conversions as well.
6038 * invoke.texi (-Wtraditional): Document it.
6040 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6042 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
6043 * flow.c (set_block_for_new_insns): Remove needless cast and
6044 properly check for unset block number.
6046 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
6048 * function.c (purge_single_hard_subreg_set): Only check REGNO if
6049 the subreg was a hard register. Pseudos are left as subregs.
6051 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6053 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
6054 (LIB2ADD_ST): New macro, pass it to mklibgcc.
6055 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
6056 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
6057 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
6059 2001-04-09 Bo Thorsen <bo@suse.co.uk>
6061 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
6063 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6065 * output.h (set_block_num): Missed it earlier, remove deprecated
6068 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6070 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
6071 (load_killed_in_block_p): Change bb parameter from int to basic_block.
6072 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
6073 (handle_rd_kill_set): Change bb parameter from int to basic_block.
6074 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
6075 (expr_killed_p): Change bb parameter from int to basic_block, pass
6076 basic_blocks instead of ints as parameters.
6077 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
6078 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
6079 from int to basic_block, pass basic_blocks instead of ints as parms.
6080 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
6081 parameter from int to basic_block, pass basic_blocks instead of ints.
6082 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
6083 (insert_insn_end_bb): Change bb parameter from int to basic_block,
6084 pass basic_blocks instead of ints.
6085 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
6086 basic_blocks instead of ints as parameters.
6087 (pre_delete): Pass basic_blocks instead of ints as parameters.
6088 (hoist_expr_reaches_here_p): Change bb parameter from int to
6089 basic_block, pass basic_blocks instead of ints.
6090 (hoist_code): Pass basic_blocks instead of ints as parameters.
6091 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
6092 Change bb parameter from int to basic_block.
6093 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6094 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6095 pass basic_blocks instead of ints.
6096 (insert_store): Pass basic_blocks instead of ints as parameters.
6097 (replace_store_insn, delete_store): Change bb parameter from int to
6098 basic_block, pass basic_blocks instead of ints.
6099 (store_motion): Pass basic_blocks instead of ints as parameters.
6101 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6103 * basic-block.h (set_new_block_for_insns): New Prototype.
6104 (set_block_num): Delete prototype.
6105 * flow.c (set_block_num): Remove obsolete function.
6106 (set_block_for_new_insns): Set BB for single or multiple insns.
6107 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6108 (process_insn_end_bb): Use set_block_for_new_insns or
6109 set_block_for_insn instead of set_block_num.
6110 (pre_insert_copy_insn): Use set_block_for_new_insns.
6111 (update_ld_motion_stores): Use set_block_for_new_insns.
6112 (insert_insn_start_bb): Use set_block_for_new_insns.
6113 (replace_store_insn): Use set_block_for_new_insns.
6115 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6116 Jeff Law <law@redhat.com>
6118 * alias.c (get_addr): Externalize.
6119 (canon_true_dependence): New function. Behaves like true_dependance
6120 except it already assumes a MEM has been canonicalized.
6121 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6122 * gcse.c (struct ls_expr): Add load/store expressions structure.
6123 (modify_mem_list, canon_modify_mem_list): New variable.
6124 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6125 load motion and store motion if requested.
6126 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6127 (free_gcse_mem): Free the modify_mem_list array.
6128 (oprs_unchanged_p): Use load_killed_in_block_p.
6129 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6130 (mems_conflict_for_gcse_p): New function. Don't kill loads
6131 with stores to themselves if its in the load/store expression list.
6132 (load_killed_in_block_p): New function.
6133 (canon_list_insert): New Function.
6134 (record_last_mem_set_info): Keep a list of all instructions which
6135 can modify memory for each basic block.
6136 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6137 (oprs_not_set_p): Use load_killed_in_block_p.
6138 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6139 (expr_killed_p): Use load_killed_in_block_p.
6140 (compute_transp): Do not pessimize memory references.
6141 (pre_edge_insert): Update stores for a load motion expression.
6142 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6143 (ldst_entry): Find or create a ldst_expr structure.
6144 (free_ldst_entry): Free memory for an individual item.
6145 (free_ldst_mems): Free entire load/store expression list.
6146 (print_ldst_list): Print debug info.
6147 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6148 (enumerate_ldsts): Assign integer values to each entry in list.
6149 (first_ls_expr): First expression in the list.
6150 (next_ls_expr): Next expression in the list.
6151 (simple_mem): Check if expression qualifies for ld/st expression list.
6152 (invalidate_any_buried_refs): Remove from expression list if its
6153 used in some other way we dont understand.
6154 (compute_ld_motion_mems): Find all potential enhanced load motion
6156 (trim_ld_motion_mems): Remove any expressions which are invalid.
6157 (update_ld_motion_stores): Copy store values to registers for loads
6158 which have been moved.
6159 (regvec, st_antloc, num_store): New global statics.
6160 (reg_set_info): Marks registers as set.
6161 (store_ops_ok): Verfies registers expressions are valid in a block.
6162 (find_moveable_store): Look for moveable stores in a pattern.
6163 (compute_store_table): Find stores in a function worth moving, maybe.
6164 (load_kills_store): Check dependance of a load and store.
6165 (find_loads): Find any loads in a pattern.
6166 (store_killed_in_insn): Check if a store is killed in an insn.
6167 (store_killed_after): Check is store killed after an insn in a block.
6168 (store_killed_before): Check is store killed before an insn in a block.
6169 (build_store_vectors): Generate the antic and avail vectors.
6170 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6171 (insert_store): Add a store to an edge.
6172 (replace_store_insn): Replace a store with a SET insn.
6173 (delete_store): Delete a store insn.
6174 (free_store_memory): Free memory.
6175 (store_motion): Perform store motion.
6176 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6177 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6178 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6179 (f_options): Add gcse-lm and gcse-sm.
6181 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6183 * i386.c (expand_fp_movcc): Fix condition reversal code.
6185 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6186 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6187 (CLASS_MAX_NREGS): Use it.
6189 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6190 handle properly complex values.
6191 (CLASS_MAX_NREGS): Likewise; update comment.
6193 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6195 * ia64.c (ia64_flag_schedule_insns2): New variable.
6196 (ia64_override_options): Initialize it. Clear
6197 flag_schedule_insns_after_reload.
6198 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6200 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6202 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6203 Do not require source to match destination anymore;
6204 Add abort to the nontrivial cases that should be handled by split.
6205 (fix_trunc?fdi): Add SSE case for x86_64.
6206 (floatdi?f): Likewise.
6207 (floatdi?f_sse): New.
6208 (fix_trunc?fdi_sse): New.
6210 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6212 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6213 (DEBUG_ARANGES_END_LABEL): Ditto.
6214 (dwarfout_init): Generate length and version fields at the start
6215 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6216 after the length field.
6217 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6218 the .debug_aranges info.
6220 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6222 * i386.c (call, call_value): Make sure that resulting call_insn
6223 does have proper second operand.
6225 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6227 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6228 function. Remove include of sys/cygwin.h.
6230 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6232 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6233 (CPP_SPEC): Always search */include/w32api for header files.
6234 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6235 (LINK_SPEC): Add "cyg" to the library search prefixes.
6237 2001-04-08 Philip Blundell <philb@gnu.org>
6239 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6241 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6243 * cpperror.c (print_location): Don't special case <stdin>.
6244 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6245 WARNING, but we don't check if we're in system headers.
6246 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6247 * cpplib.c (do_warning): Warn in system headers.
6249 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6251 * mbchar.c: Include config.h first.
6253 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6255 * config.gcc: Set default for xmake_file at top, not bottom.
6256 Change places that set xmake_file to "none" to set to the
6257 empty string instead, or remove them entirely if there is no
6258 default xmake_file for this cpu_type. Remove references to
6261 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6262 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6263 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6264 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6265 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6266 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6267 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6268 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6269 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6270 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6273 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6274 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6275 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6276 config/mips/x-sysv, config/rs6000/x-aix31:
6277 Just set CLIB to -lld or -lmld, as appropriate.
6279 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6280 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6281 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6282 config/mips/x-iris, config/pa/x-pa:
6283 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6284 OTHER_FIXINCLUDES_DIRS.
6286 * config/i386/x-djgpp: Don't set LN or LN_S.
6287 * config/m88k/x-dolph: Don't define __m88k__.
6288 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6289 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6290 * config/i860/fx2800.h: No need to #undef SVR4.
6292 38 x-host fragments remain, 2 x-cpu.
6294 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6296 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6298 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6300 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6302 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6304 * configure.in: Add check for lstat.
6305 * configure, config.in: Regenerate.
6306 * cppinit.c (append_include_chain): Make empty path ".".
6307 * cpplib.c (do_line): Don't simplify #line paths.
6308 * cppfiles.c (remove_component_p): New function.
6309 (find_or_create_entry): Acknowledge stat () errors during
6310 path simplification.
6311 (handle_missing_header): Don't simplify paths.
6312 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6313 the empty path untouched. Don't leave a trailing '/'.
6315 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6317 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6318 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6320 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6322 * cppfiles.c (open_file): Fail directories silently, but
6323 with an errno of NOENT set.
6324 (read_include_file): Move the common exit code to the sole
6325 caller. Return an int indicating success or failure. Let
6326 open_file handle directories.
6327 (stack_include_file): If read_include_file fails,
6328 push a "null" buffer.
6330 2001-04-05 DJ Delorie <dj@redhat.com>
6332 * function.h (virtuals_instantiated): Declare.
6333 * function.c: (virtuals_instantiated): Make global.
6334 * calls.c (emit_library_call_value_1): Use
6335 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6336 Otherwise, use the stack pointer directly.
6338 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6340 * i386.c (x86_initialize_trampoline): New global function.
6341 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6342 (INITIALIZE_TRAMPOLINE): Move offline.
6343 * i386-protos.h (x86_initialize_trampoline): Declare.
6345 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6347 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6348 (lea_0): Rename to lea_1.
6349 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6350 (lea_general_?): Allow SImodes on TARGET_64BIT
6351 (lea_general_?_zext): New patterns.
6352 (call_1, call_1_rex64): Fix.
6354 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6356 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6358 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6360 * i386.c (function_arg): Return constm1_rtx for last argument.
6361 (ix86_expand_prologue): Update gen_call calls.
6362 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6363 * i386.md (call_pop): Likewise.
6364 (call): Second operand is VOIDmode.
6365 (call_0): Likewise; Support 64bits.
6366 (call_exp): New expander.
6367 (call_1): Get to the sync.
6368 (call_1_exp): New pattern.
6369 (call_value): Support 64bit.
6370 (call_value_exp): New pattern.
6371 (untyped_call): Update gen_call call.
6372 (call_value_pop): Disable for 64bit.
6373 (call_value_0_rex64): New pattern.
6374 (call_value_1_rex64): Likewise.
6376 2001-04-05 Bo Thorsen <bo@suse.de>
6378 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6380 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6382 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6383 satisfies ANY_QI_REG_P.
6385 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6387 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6390 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6393 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6395 * config.gcc: Remove default for xm_file. Clean up local
6396 machine type handling. Remove settings of xm_file to
6397 something that doesn't exist. In the big switch, set xm_file,
6398 don't append to it (the value before the big switch is always
6399 null). Don't force build_xm_file or host_xm_file to have a value.
6400 * configure.in: Remove default for xm_file. Do not special
6401 case $cpu/xm-$cpu.h not existing.
6402 * configure: Regenerate.
6404 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6406 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6407 when folding integer division and modulo operations.
6409 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6411 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6412 instead of DWARF2_ADDR_SIZE for EH addresses.
6413 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6416 2001-04-04 Richard Henderson <rth@redhat.com>
6418 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6419 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6420 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6422 2001-04-04 Richard Henderson <rth@redhat.com>
6424 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6425 * configure: Rebuilt.
6427 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6429 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6430 push insns to delete to it instead of deleting them.
6431 (delete_null_pointer_checks): Delete insns from delete_list after
6432 all delete_null_pointer_checks_1 passes are done.
6434 2001-04-04 Richard Henderson <rth@redhat.com>
6436 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6437 * configure: Rebuilt.
6439 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6441 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6442 * config/romp/xm-romp.h: Delete.
6444 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6446 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6449 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6451 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6452 all labels present in rtx.
6453 (try_split) Call new function for all split insns.
6455 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6457 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6458 sure the change won't be validated.
6460 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6462 * rtl.h (set_noop_p): Declare.
6463 * flow.c (set_noop_p): Move from here ...
6464 * rtlanal.c (set_noop_p): ... to here and enhance.
6465 * cse.c (delete_trivially_dead_insns): Use it.
6466 * gcse.c (hash_scan_set): Likewise.
6467 * jump.c (delete_noop_moves): Likewise.
6468 * recog.c (split_all_insns): Likewise.
6470 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6472 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6473 stack pointer via a LO_SUM. Ditto for setting a temp register
6474 used to save to the stack. Set cfa_temp when setting fp, and
6475 allow matches to cfa_temp in addition to cfa_store when saving
6476 regs. Handle POST_INC and LO_SUM register stores. Document the
6477 changes and errors in rule 12 doco.
6479 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6480 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6481 (load_reg): Move closer to epilogue code.
6482 (DO_FRAME_NOTES): Define to control the following..
6483 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6484 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6486 (hppa_expand_epilogue): Likewise.
6488 2001-04-03 Richard Henderson <rth@redhat.com>
6490 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6491 * configure: Rebuild.
6493 2001-04-03 Richard Henderson <rth@redhat.com>
6495 * rtl.h (LCT_THROW): New.
6496 * calls.c (emit_library_call_value_1): Handle it.
6497 * except.c (connect_post_landing_pads): Use it.
6499 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6501 * gansidecl.h: Delete file.
6502 * configure.in: Change all refs to gansidecl.h to use
6503 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6505 * configure: Regenerate.
6507 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6508 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6509 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6510 Don't include gansidecl.h.
6511 * intl.c, main.c, version.c, fixinc/fixlib.h,
6512 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6515 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6517 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6520 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6522 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6523 config/i386/xm-next.h, config/i386/xm-sco.h,
6524 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6525 config/m88k/xm-m88k.h: Delete.
6527 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6528 * config/romp/xm-romp.h: Don't define bcopy.
6529 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6530 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6532 * config.gcc: Remove references to deleted files.
6534 14 xm-host.h remain, 1 xm-cpu.h.
6536 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6537 David S. Miller <davem@pierdol.cobaltmicro.com>
6538 Andrew MacLeod <amacleod@redhat.com>
6540 Use byte offsets in SUBREGs instead of words.
6542 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6543 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6544 to pass new argument.
6545 (add_stored_regs): Use subreg_regno_offset function.
6546 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6548 (precompute_arguments): Use gen_lowpart_SUBREG.
6549 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6550 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6551 (simplify_set): Rework to use SUBREG_BYTE.
6552 (expand_field_assignment): Use SUBREG_BYTE.
6553 (make_extraction): Use SUBREG_BYTE.
6554 (if_then_else_cond): Use SUBREG_BYTE.
6555 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6556 (gen_lowpart_for_combine): Compute full byte offset.
6557 * cse.c (mention_regs): Use SUBREG_BYTE.
6558 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6559 (canon_hash): Use SUBREG_BYTE.
6560 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6561 (gen_lowpart_if_possible): Formatting.
6562 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6564 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6565 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6566 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6567 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6568 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6569 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6570 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6571 certain invariants about SUBREGs the compiler creates.
6572 (gen_lowpart_SUBREG): New function.
6573 (subreg_hard_regno): New function to get the final register number.
6574 (gen_lowpart_common): Use SUBREG_BYTE.
6575 (gen_imagpart): Spacing nits.
6576 (subreg_realpart_p): Use SUBREG_BYTE.
6577 (gen_highpart): Use SUBREG_BYTE.
6578 (subreg_lowpart_p): Always compute endian corrected goal offset,
6579 even at the byte level, then compare against that.
6580 (constant_subword): New function, pulled out all constant cases
6581 from operand_subword and changed second argument name to offset.
6582 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6583 and call constant_subword to do the work. Return const0_rtx if
6584 looking for a word outside of OP.
6585 (operand_subword_force): Change second arg name to offset.
6586 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6587 (store_split_bit_field): Use SUBREG_BYTE.
6588 (extract_bit_field): Use SUBREG_BYTE.
6589 (extract_split_bit_field): Use SUBREG_BYTE.
6590 (expand_shift): Use SUBREG_BYTE.
6591 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6592 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6593 * flow.c (set_noop_p): Use SUBREG_BYTE.
6594 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6595 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6596 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6598 (optimize_bit_field): Use SUBREG_BYTE.
6599 (purge_addressof_1): Use SUBREG_BYTE.
6600 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6601 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6602 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6603 * gengenrtl.c (special_rtx): Add SUBREG.
6604 * global.c (mark_reg_store): Use SUBREG_BYTE.
6605 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6606 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6607 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6608 final byte offset is congruent to subreg's mode size.
6609 (subst_constants): Use SUBREG_BYTE.
6610 (mark_stores): Use subreg_regno_offset function.
6611 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6612 function and SUBREG_BYTE.
6613 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6614 (reg_is_born): Use subreg_hard_regno.
6615 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6616 endian correction code. Don't combine subregs unless resulting
6617 offset aligns with type. Fix subreg constant extraction for DImode.
6618 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6619 (general_operand): Remove dead mode_altering_drug code.
6620 (indirect_operand): Use SUBREG_BYTE.
6621 (constrain_operands): Use subreg_regno_offset function.
6622 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6623 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6624 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6625 * regs.h (REG_SIZE): Allow target to override.
6626 (REGMODE_NATURAL_SIZE): New macro which target can override.
6627 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6628 on the entire subreg rtx.
6629 (push_reload): Use SUBREG_BYTE in comments and code.
6630 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6631 for hard registers inside subregs.
6632 (operands_match_p): Use subreg_regno_offset.
6633 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6634 containing hard regs.
6635 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6636 corrections when fixing up MEM subregs.
6637 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6638 subreg_regno_offset where appropriate.
6639 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6640 byte endian corrections when fixing up MEM subregs.
6641 (subst_reloads): When combining two subregs, make sure final
6642 offset is congruent to subreg's mode size.
6643 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6644 (refers_to_regno_for_reload_p): Use subreg_regno.
6645 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6646 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6647 correction code for memory subreg fixups.
6648 (forget_old_reload_1): Use subreg_regno_offset.
6649 (choose_reload_regs): Use subreg_regno.
6650 (emit_input_reload_insns): Use SUBREG_BYTE.
6651 (reload_combine_note_store): Use subreg_regno_offset.
6652 (move2add_note_store): Use subreg_regno_offset.
6653 * resource.c (update_live_status, mark_referenced_resources): Use
6654 subreg_regno function.
6655 (mark_set_resources): Use subreg_regno function.
6656 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6657 (subreg_regno_offset, subreg_regno): Define prototypes.
6658 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6659 (gen_lowpart_SUBREG): Add prototype.
6660 * rtl.texi (subreg): Update to reflect new byte offset representation.
6661 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6662 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6663 (reg_overlap_mentioned_p): Use subreg_regno.
6664 (replace_regs); Make sure final offset of combined subreg is
6665 congruent to size of subreg's mode.
6666 (subreg_regno_offset): New function.
6667 (subreg_regno): New function.
6668 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6669 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6670 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6671 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6672 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6673 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6674 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6675 (print_operand): Use SUBREG_BYTE.
6676 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6677 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6678 (arm_reload_out_hi): Use SUBREG_BYTE.
6679 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6680 instead of SUBREG_WORD.
6681 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6682 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6683 SUBREG creation to use byte offset.
6684 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6685 inverted load insns): Fix explicit rtl subregs to use byte
6687 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6688 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6689 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6690 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6691 to use byte offsets.
6692 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6693 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6694 offsets, also make sure it is congruent to SUBREG's mode size.
6695 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6696 unnamed ldob insn): Generate SUBREGs with byte offset.
6697 (zero_extendqihi2): SUBREG's are byte offsets.
6698 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6699 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6700 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6701 zero-extendqisi2): Generate SUBREGs with byte offset.
6702 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6703 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6704 subregs in rtl to use byte offsets.
6705 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6706 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6707 (mips_move_2words): Use subreg_regno_offset.
6708 (mips_secondary_reload_class): Use subreg_regno_offset.
6709 * config/mips/mips.md (DImode plus, minus, move, and logical op
6710 splits): Fixup explicit subregs in rtl to use byte offsets.
6711 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6712 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6713 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6714 rtl to use byte offsets.
6715 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6716 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6717 subregs to use byte offsets.
6718 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6719 Fixup explicit subregs in rtl to use byte offsets.
6720 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6721 and remove byte endian correction code.
6722 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6723 (gen_ashift_hi): Use SUBREG_BYTE.
6724 (regs_used): Use subreg_regno_offset.
6725 (machine_dependent_reorg): Use subreg_regno_offset.
6726 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6727 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6728 (movdf_i4): Subregs are byte offsets now.
6729 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6730 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6731 (REGMODE_NATURAL_SIZE): Override.
6732 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6733 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6735 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6736 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6737 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6738 it is congruent to SUBREG's mode size.
6739 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6741 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6742 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6743 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6744 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6745 * config/v850/v850.c (print_operand, output_move_double): Use
6746 subreg_regno function.
6748 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6750 * configure.in (target_subdir): Use target_alias, not target.
6751 * configure: Rebuilt.
6753 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6755 * config/sh/crti.asm: Fix typos in comments.
6757 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6759 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6760 TARGET_FAST_INDIRECT_CALLS.
6761 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6763 (return_addr_rtx): Short circuit export stub matching when
6764 TARGET_NO_SPACE_REGS.
6765 (output_millicode_call): For out of range calls, make -fPIC
6766 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6767 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6768 * pa.md: Modify length attr calculation of all millicode insns to
6771 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6773 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6774 Require at least 2.11 in the version test. Specifically check
6775 for and reject GAS version 2.10.90.
6776 * configure: regenerate.
6778 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6780 * pa.c (override_options): Remove PIC profiling warning.
6781 (hp_profile_labelno): Delete.
6782 (hp_profile_label_rtx): Delete.
6783 (hp_profile_label_name): Delete.
6784 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6785 (output_function_prologue): Remove profiling code and all tests on
6786 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6787 merge_sp_adjust_with_store can work for PIC and profiling.
6788 (hppa_expand_epilogue): Remove profile_flag test.
6789 (hppa_can_use_return_insn_p): Likewise.
6790 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6791 cater for PROFILE_HOOK.
6792 (hppa_profile_hook): New function.
6793 * pa.h (FUNCTION_PROFILER): Now does nothing.
6794 (PROFILE_HOOK): Define.
6795 (hppa_profile_hook): Declare.
6796 (PROFILE_BEFORE_PROLOGUE): Delete.
6797 (ASM_OUTPUT_REG_PUSH): Delete.
6798 (ASM_OUTPUT_REG_POP): Delete.
6799 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6800 r24. Accept function name operand, and use this and a locally
6801 generated label to calculate pc-rel offset to func start.
6803 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6805 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6806 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6809 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6811 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6812 LO_SUM cases to where they belong.
6814 2001-04-02 Richard Henderson <rth@redhat.com>
6816 * except.h (lang_eh_type_covers): Mark extern.
6817 (lang_eh_runtime_type): Likewise.
6819 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6821 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6822 gengenrtl.c: Wrap generated header in multiple-include guard.
6823 Improve error checking.
6825 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6827 * configure.in: Don't check for putenv.
6828 * configure: Regenerate.
6829 * gcc.c (putenv): Don't define.
6830 * vax/xm-vms.h: Handle putenv.
6832 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6834 * ifcvt.c (noce_emit_move_insn): New.
6835 (noce_try_store_flag, noce_try_store_flag_constants,
6836 noce_try_store_flag_inc, noce_try_store_flag_mask,
6837 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6838 noce_try_abs): Use it.
6839 (noce_process_if_block): Likewise.
6840 For STRICT_LOW_PART, take mode from its SUBREG.
6842 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6844 * fold-const.c (fold): Before optimizing unsigned comparison with
6845 0x7fffffffU, make sure arg0 is integral type.
6847 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6849 * c-tree.texi: Document representation of wide strings.
6851 2001-04-01 Richard Henderson <rth@redhat.com>
6853 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6855 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6857 * i386.md: remove obsoleted comments.
6858 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6859 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6860 fix output template.
6862 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6864 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6866 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6868 * loop.c (load_mems): When generating a load from a pseudo, update
6871 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6873 * i386.c (ix86_split_long_move): Use change address to compensate
6874 stack pointer change in push instruction.
6876 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6878 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6879 instead of rtx_equal_p; fix the output template.
6881 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6883 * i386.c (ix86_expand_setcc): Support 64bit.
6884 (ix86_expand_int_movcc): Likewise.
6885 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6888 * i386.md (allocate_stack_worker): Turn to expander.
6889 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6891 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6893 2001-03-29 Richard Henderson <rth@redhat.com>
6895 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6897 2001-03-28 Matthew Hiller <hiller@redhat.com>
6899 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6902 * MAINTAINERS: Added self.
6904 2001-03-28 Richard Henderson <rth@redhat.com>
6906 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6907 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6909 2001-03-28 Jim Wilson <wilson@redhat.com>
6911 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6914 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6918 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6921 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6923 2001-03-28 DJ Delorie <dj@redhat.com>
6925 * Makefile.in (stage1_build): Revert CFLAGS patch.
6927 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6929 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6930 when multiplier or multiplicand is zero.
6932 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6934 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6936 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6938 (set_src_needs_barrier): Likewise.
6939 (rtx_needs_barrier): For SET case, use these two functions. Rework
6940 PARALLEL case to handle all inputs before all outputs.
6941 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6942 saw a label and no stop bit since then.
6943 (maybe_rotate, process_epilogue): Add prototypes.
6945 2001-03-28 Richard Henderson <rth@redhat.com>
6947 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6948 not TARGET_TOC for special toc restore handling.
6949 * config/rs6000/rs6000.md (eh_return): Likewise.
6951 2001-03-28 Richard Henderson <rth@redhat.com>
6953 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6954 current_function_calls_eh_return.
6955 (output_function_epilogue): Handle eh_return.
6956 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6957 (EH_RETURN_DATA_REGNO): New.
6958 (EH_RETURN_STACKADJ_RTX): New.
6959 (EH_RETURN_HANDLER_RTX): New.
6960 * config/sparc/sparc.md (call/short branch peepholes): Check
6961 can_throw_internal instead of in_same_eh_region.
6963 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6964 for eh_return data registers.
6965 (rs6000_emit_prologue): Save eh_return data registers.
6966 (rs6000_emit_epilogue): Force inline restores if eh_return.
6967 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6968 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6969 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6970 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6971 the target uses one.
6972 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6973 (return_eh_si, return_eh_di): Remove.
6974 (eh_return): New, from corpse of eh_epilogue.
6975 (eh_set_lr_si, eh_set_lr_di): New.
6977 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6978 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6979 True for pic register if current_function_calls_eh_return.
6980 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6981 Handle eh_return requirements.
6982 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6983 (EH_RETURN_STACKADJ_RTX): New.
6984 * config/i386/i386.md (exception_receiver): Remove.
6985 (eh_return, eh_return_1): New.
6986 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6988 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6989 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6990 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6991 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6992 (EH_RETURN_DATA_REGNO): New.
6993 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6994 * config/alpha/alpha.md (eh_epilogue): Remove.
6995 (exception_receiver): Use $26 for ldgp input.
6996 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6998 2001-03-28 Richard Henderson <rth@redhat.com>
7000 * except.c: Rewrite entirely for IA-64 ABI exception handling.
7001 * except.h: Likewise.
7003 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
7004 (LIB2ADDEHDEP): New.
7005 (LIB2FUNCS_EH): Remove.
7006 (LIB2ADD): Remove LIB2ADDEH.
7007 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
7008 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
7009 (crt{begin,end}[S].o): Likewise.
7010 (except.o): Update includes.
7011 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
7012 (libgcc2_c_dep): Use LIB2ADDEHDEP.
7014 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
7015 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
7016 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
7017 * builtins.c (expand_builtin): Implement it.
7018 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
7019 * c-common.c (c_common_nodes_and_builtins): Declare it.
7020 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
7021 * calls.c (libfunc_nothrow): Remove.
7022 (emit_library_call_value_1): Don't call it.
7023 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
7024 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
7025 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
7026 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
7027 (current_funcdef_number): Globalize.
7028 (output_call_frame_info): Emit frame data if an lsda is needed.
7029 Generate augmentation for personality routine. Don't play with
7031 (dwarf2out_begin_prologue): Record funcdef_number.
7032 * dwarf2out.h (current_funcdef_number): Declare.
7033 * expr.c (expand_expr): Update for except.h name changes.
7034 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
7035 * expr.h (LTI_throw, LTI_rethrow): Remove.
7036 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
7037 (LTI_eh_rtime_match): Remove.
7038 (LTI_unwind_resume, LTI_eh_personality): Add.
7039 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
7040 * final.c (final): Don't call check_exception_handler_labels,
7041 init_insn_eh_region, or free_insn_eh_region.
7042 (final_scan_insn): Always emit debug labels for
7043 NOTE_INSN_EH_REGION notes.
7044 * flags.h (flag_new_exceptions): Remove.
7045 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
7046 (record_active_eh_regions): Remove.
7047 (count_basic_blocks): Check all instructions for REG_EH_REGION.
7048 Use can_throw_internal.
7049 (find_basic_blocks_1): Likewise.
7050 (move_stray_eh_region_notes): Remove.
7051 (find_label_refs): No eh_return_stub_label.
7052 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
7053 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
7055 (delete_unreachable_blocks): Don't track deleted handlers.
7056 (flow_delete_block): Use maybe_remove_eh_handler.
7057 (delete_eh_regions): Remove.
7058 (merge_blocks): Don't check for eh region match.
7059 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
7060 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
7061 (init_propagate_block_info): Disable dead frame store optimization
7062 when current_function_calls_eh_return.
7063 (dump_bb): Don't print eh_beg, eh_end.
7064 * function.c (fixup_var_refs): No catch_clauses.
7065 (expand_function_end): Likewise. Call expand_eh_return before
7066 the return register use. Call sjlj_emit_function_exit_after.
7067 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
7068 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
7069 * ifcvt.c (dead_or_predicable): Remove eh region check.
7070 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
7071 Don't check for EH vs parameters.
7072 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
7073 (expand_inline_function): Call duplicate_eh_regions.
7074 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
7075 (copy_insn_notes): Remap REG_EH_REGION notes.
7076 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
7077 * integrate.h (struct inline_remap): Add local_return_label.
7078 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
7079 check_exception_handler_labels, nor exception_optimize.
7080 (find_cross_jump): No EH region check.
7081 * optabs.c (init_optabs): Update for changed eh libfuncs.
7082 * rtl.def (RESX): New.
7083 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
7084 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
7085 checks. Update for except.h name changes.
7086 (expand_cleanups): Likewise.
7087 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
7088 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
7089 (compile_file): Call init_eh before init_optabs. Don't
7090 output_exception_table here.
7091 (rest_of_compilation): Call convert_from_eh_region_ranges,
7092 convert_to_eh_region_ranges, output_function_exception_table.
7093 Don't emit_eh_context.
7094 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7095 (EXC_PTR_EXPR): New.
7097 * md.texi (eh_epilogue): Remove.
7098 (eh_return): Document.
7099 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7100 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7102 * eh-common.h: Remove file.
7103 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7104 * libgcc2.c (L_eh): Remove.
7106 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7107 * unwind-dw2-fde.h: New file.
7108 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7109 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7110 * libgcc-std.ver: Update for eh symbols.
7112 2001-03-27 Richard Henderson <rth@redhat.com>
7114 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7115 reduce false positives.
7116 (regmove_optimize): Disable if flag_non_call_exceptions.
7118 * stmt.c (expand_return): Remove always true predicate.
7119 (expand_decl_cleanup_no_eh): Remove dead code.
7121 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7122 barrier code. Add a scheduling barrier if a non-call insn
7123 can throw internally.
7125 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7126 Auto-inc addresses trap only if their base register does.
7128 * except.c (can_throw_internal): Rename from can_throw.
7129 * except.h, resource.c: Update references.
7131 * integrate.c (copy_insn_list): Use returnjump_p.
7132 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7134 * function.h (struct function): Move all boolean valued fields
7135 to single bit fields at the end of the struct.
7137 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7139 Rename asynchronous_exceptions to flag_non_call_exceptions.
7141 * gthr-single.h (UNUSED): New. Distinguish between how C
7142 and C++ mark unused function arguments. Use throughout.
7144 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7145 value to target configuration header.
7146 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7147 * config.in, configure: Rebuild.
7148 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7149 configuration and target defines.
7150 (exceptions_via_longjmp): Remove.
7151 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7152 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7154 * except.h (flag_non_call_exceptions): Move ...
7155 * flags.h: ... here.
7157 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7158 exceptions, put the note on the trapping instruction.
7160 * flags.h (flag_new_exceptions): Remove.
7161 * toplev.c: Don't set it.
7162 * final.c: Don't check it.
7163 * except.c: Provide stub definition.
7165 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7166 (calculate_global_regs_live): Kill call-clobbered registers
7167 across exception edges.
7168 * reg-stack.c (convert_regs_1): Kill the entire target stack
7169 across non-call exception edges.
7171 * flow.c (cleanup_cfg): Take no argument.
7172 * output.h, sibcall.c, toplev.c: Update all calls.
7174 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7176 * configure.in: Don't check for bcopy.
7177 * configure, config.in: Regenerate.
7179 * system.h: Don't define or prototype bcopy, instead poison it.
7181 2001-03-27 Richard Henderson <rth@redhat.com>
7183 * function.c (expand_function_start): Set DECL_REGISTER on
7184 a pseudo used for DECL_RESULT.
7186 * rtl.h (LCT_NORETURN): New.
7187 * calls.c (emit_library_call_value_1): Handle it.
7189 2001-03-27 Stan Shebs <shebs@apple.com>
7191 * objc/objc-act.c (objc_init): Use dump_base_name.
7192 (gen_declaration): Clear the buffer arg.
7193 (gen_declaration_1): New function, body of gen_declaration.
7194 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7195 (gen_method_decl): Ditto, plus always clear buffer arg.
7196 (error_with_ivar): Simplify.
7197 (warn_with_method): Ditto.
7198 (build_message_expr): Don't clear buffers.
7199 (dump_interface): Ditto.
7200 (objc_debug): Ditto.
7201 (build_keyword_selector): Clear the buffer by only zeroing
7203 (objc_implementation_context): Declare.
7204 (start_class): Warn about missing @end.
7205 (finish_objc): Ditto.
7207 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7209 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7211 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213 * Makefile.in (SYSTEM_H): Define.
7214 Depend on $(SYSTEM_H), not system.h.
7216 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7218 2001-03-27 Jim Wilson <wilson@redhat.com>
7220 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7222 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7223 (process_epilogue): New static function.
7224 (process_set): Call process_epilogue instead of emitting .restore
7226 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7228 * flow.c (struct reg_cond_life_info): New fields orig_condition
7230 (init_propagate_block_info): Set new fields.
7231 (mark_regno_cond_dead): Set and use new fields.
7232 (flush_reg_cond_reg_1): Likewise.
7233 (and_reg_cond, case AND): Check for redundant AND conditions.
7234 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7237 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7239 * cppmacro.c (stringify_arg): Null terminate strings.
7241 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7243 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7244 inclusion style. xm-m68hc11.h no longer exists.
7245 * config/m68hc11/xm-m68hc11.h: Delete file.
7246 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7248 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7249 Don't define GCC_VERSION, N_, or PARAMS; don't include
7250 gansidecl.h or stdio.h. Define inhibit_libc here.
7251 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7252 Delete code conditioned on #if GCC_VERSION == 2095.
7254 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7255 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7256 Delete code conditioned on #if GCC_VERSION == 2095.
7258 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * system.h: Include symcat.h.
7261 (STRINGIFY): Don't define.
7263 * configure.in: Adjust comment.
7265 * builtins.c: Use STRINGX, not STRINGIFY.
7266 * gencheck.c: Likewise.
7267 * gengenrtl.c: Likewise.
7268 * protoize.c: Likewise.
7270 * cpplex.c: Don't include symcat.h.
7271 * cpplib.c: Likewise.
7273 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7275 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7277 * c-typeck.c (digest_init): Fold init expression.
7279 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7281 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7283 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7285 * except.c (eh_regs): Save results of build_pointer_type to a temp
7286 as FUNCTION_VALUE macro may evaluate its args multiple times.
7288 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7290 * c-common.h (DECL_NUM_STMTS): New macro.
7291 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7293 (pushdecl): Likewise.
7294 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7295 * integrate.c (expand_inline_function): Don't check
7297 * print-tree.c (print_node): Don't print it.
7298 * toplev.c (rest_of_compilation): Don't try to inline when
7299 flag_no_inline is on.
7300 * tree.h (DECL_FRAME_SIZE): Remove.
7301 (tree_decl): Adjust accordingly.
7303 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7305 * combine.c (try_combine): Use memcpy, not bcopy.
7307 * genattrtab.c (expand_units): Likewise.
7309 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7311 * i386.md (push mem DI peep2): New.
7312 (mov 0, mov -1 peep2): Handle 64bit.
7313 (lea to arithmetics peep2): Handle 64bit leas.
7314 (rsp arithmetics to push/pop peep2s): New.
7316 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7318 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7320 * i386.c (struct machine_function): Add save_varrargs_registers.
7321 (ix86_save_varrargs_registers): New macro.
7322 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7323 (ix86_expand_prologue): Likewise.
7324 (ix86_emit_epilogue_esp_adjustement): Likewise.
7325 (ix86_expand_epilogue): Likewise.
7326 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7327 (pro_epilogue_adjust_stack_1): New insn.
7328 (pro_epilogue_adjust_stack_rex64): Likewise.
7329 * i386.h (MASK_NO_RED_ZONE): New constant.
7330 (TARGET_RED_ZONE): New macro.
7331 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7332 (RED_ZONE_SIZE): New constant.
7333 (RED_ZONE_RESERVE): New constant.
7335 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7339 2001-03-25 Kazu Hirata <kazu@hxi.com>
7341 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7344 (umodhi3): Likewise.
7347 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * mkconfig.sh (DEFINES): Handle entries with '='.
7351 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7352 Set xm_defines to MACRO=value instead.
7354 * i370/xm-mvs.h: Delete.
7356 * ns32k/xm-pc532-min.h: Likewise.
7358 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7360 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7362 use ix86_expand_binary_operator
7363 (?sh??i_?): Disable for 64bit.
7364 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7365 * i386.c (shiftdi_operand): New predicate.
7367 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7368 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7369 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7370 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7371 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7372 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7373 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7374 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7375 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7376 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7377 (rotldi3, rotrdi3): New expanders.
7379 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7381 * i386.md (movstrsi): Move offline.
7383 (strmovdi_rex64): New.
7384 (strmov?i): Accept 64bit.
7385 (strmov?i_rex64): New.
7386 (strmov?i_rex_1): New.
7387 (strmov?i_1): Disable for 64bit.
7388 (rep_mov?i_rex64): New.
7389 (rep_mov?i): Disable for 64bit.
7390 (clrstrsi): Move offline.
7391 (strset?i_rex64): New.
7392 (strset?i: Accept 64bit.
7393 (rep_stos?i): Disable for 64bit.
7394 (rep_stos?i_rex64): New.
7395 (strset?i_rex_1): New.
7396 (strset?i_1): Disable for 64bit.
7397 (cmpstrsi): Accept 64bit.
7398 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7399 (cmpstrqi_nz_rex_1): New.
7400 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7401 (strlensi): Move offline.
7403 (strlenqi_1): Disable for 64bit; fix constraints.
7404 (strlenqi_rex_1): New.
7405 * i386.c (ix86_adjust_counter): New static function.
7406 (ix86_zero_extend_to_Pmode): Likewise.
7407 (ix86_expand_aligntest): Likweise.
7408 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7409 (ix86_expand_movstr): New global function.
7410 (ix86_expand_clrstr): New global function.
7411 (ix86_expand_strlen): New global function.
7412 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7413 ix86_expand_strlen): Declare.
7414 (ix86_expand_strlensi_unroll_1): Delete.
7416 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7418 * i386.md (cmpdi): Fix operand predicates.
7419 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7420 cmpdi_1_insn_rex64): New patterns.
7421 (adddi3): Turn to expander.
7422 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7423 (addsi3_carry_zext): New pattern.
7424 (adddi_?_rex64): New patterns and splitters.
7425 (addsi_?_zext): New patterns.
7426 (subsi3_carry_zext): New pattern.
7427 (subdi_?_rex64): New patterns and splitters.
7428 (iorsi_?_zext): New patterns.
7429 (iordi_?_rex64): New patterns and splitters.
7430 (iorsi_?_zext): New patterns.
7431 (iorsi_?_zext_imm): New patterns.
7432 (xorsi_?_zext): New patterns.
7433 (xordi_?_rex64): New patterns and splitters.
7434 (xorsi_?_zext): New patterns.
7435 (negdi*): New patterns.
7436 (one_cmpldi*): Likewise.
7437 (one_cmplsi*_zext, negsi*_zext): Likewise.
7438 (testqi_ext_3_rex64): New pattern.
7440 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7442 * i386-protos.h (ix86_split_long_move): Return void.
7443 * i386.c (ix86_split_to_parts): Handle 64bit target.
7444 (ix86_split_long_move): Likewise.
7445 * i386.md (all calls to ix86_split_long_move): Update.
7447 2001-03-23 Richard Henderson <rth@redhat.com>
7449 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7450 to avoid shadowing arguments.
7452 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7454 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7455 to variable names where DECL_NAME is different from
7456 DECL_ASSEMBLER_NAME.
7458 2001-03-23 Jim Wilson <wilson@redhat.com>
7460 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7461 (assemble_alias): Call make_decl_rtl.
7463 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7465 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7467 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7469 * extend.texi: Document the "java_interface" attribute.
7471 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7473 * mkconfig.sh: Use a subshell with redirected stdout,
7474 instead of closing stdout and confusing commands that run
7475 afterward. Throw away output of cmp.
7477 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7479 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7481 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7483 * i386.md (zero_extendsidi2_32): Break out from ...
7484 (zero_extendsidi2): ... here ; turn to expander.
7485 (zero_extendsidi2_rex64): New.
7486 (extendsidi2_32): Break out from ...
7487 (extendsidi2): ... here ; turn to expander.
7488 (extendsidi2_rex64): New.
7489 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7490 (trunc?f?f splitters): Add 64bit versions.
7492 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7494 * i386.md (pushsi, pushsi2_prologue): Disable.
7495 (pushsi2_rex64): New.
7496 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7497 (movqi_ext_1): Disable for 64bit.
7498 (movqi_ext_1_rex64): New.
7499 (pushdi2_rex64): New pattern, peep2s and splitter.
7500 (pushdi2_prologue_rex64): New pattern.
7501 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7503 (movdi splitters): Disable for 64bit.
7504 (movdi_1_rex64): New pattern, peep2s and splitters.
7505 (swapdi): New pattern.
7506 (pushsf): Disable for 64bit.
7507 (pushsf_rex64): New pattern and splitter.
7508 (pushdf_nointeger): Disable for 64bit.
7509 (pushdf_integer): Handle the 64bit case.
7510 (pushtf): Likewise; update splitters.
7512 2001-03-22 Richard Henderson <rth@redhat.com>
7514 * mkconfig.sh: Include insn-flags.h.
7515 * Makefile.in (CONFIG_H): Include insn-flags.h.
7516 (lots of objects): Remove insn-codes.h and insn-flags.h.
7518 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7519 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7520 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7521 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7522 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7523 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7524 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7525 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7526 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7527 v850/v850.c, vax/vax.c:
7528 Don't include insn-flags.h.
7530 * diagnostic.c, expr.h, reload.c, toplev.c:
7531 Don't include insn-codes.h.
7533 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7534 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7535 c4x/c4x.c, i960/i960.c, mips/mips.c:
7536 Don't include insn-codes.h or insn-flags.h.
7538 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7539 or insn-flags.h in the generated code.
7540 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7541 (main): Forward declare struct rtx_def.
7543 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7545 * invoke.texi (-ffast-math): Remove duplicate line about
7548 * gcc.texi: Remove more obsolete documentation of bugs and
7549 installation problems.
7551 2001-03-21 Kazu Hirata <kazu@hxi.com>
7553 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7556 2001-03-20 Jason Merrill <jason@redhat.com>
7558 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7560 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7561 * varasm.c (CHKR_PREFIX): Likewise.
7563 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7565 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7566 is part of a multi-SET insn.
7568 * cse.c (find_comparison_args): Remove previous change.
7569 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7572 * config/i386/i386.md (conditional_trap): Remove warning.
7574 * recog.c (push_operand): Fix error in last change that caused
7575 undefined symbol on many targets.
7577 * sdbout.c: #include ggc.h.
7578 (sdbout_init): Move to end of file.
7579 Call ggc_add_tree_root for anonymous_types.
7580 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7581 (sdbout_one_type): Use DECL_NAME for field name.
7582 * Makefile.in (sdbout.o): Show includes ggc.h.
7584 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7586 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7587 (override_options): Use properlimits for preferred_stack_boundary.
7588 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7590 (ext_register_operand): Accept DImode.
7591 (load_pic_register): Abort on 64bit.
7592 (gen_push): Use Pmode instead of SImode.
7593 (ix86_save_reg): Pic reg is never used on 64bit.
7594 (ix86_expand_prologue): Likewise.
7595 (ix86_emit_save_regs): Use Pmode instead of SImode.
7596 (legitimate_address_p): Check displacement for 64bit.
7597 (print_operand): Avoid outputting of (%rip) on 64bit.
7598 (print_operand_address): Output (%rip) where possible.
7599 (split_di): Abort on 64bit registers.
7600 (ix86_expand_branch): DImode comparison is simple for x86_64.
7601 (memory_address_length): Recognize memory addresses formed using
7603 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7605 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7607 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7609 * recog.c (push_operand): Recognize new format of push instructions.
7611 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7613 * i386.md (pushqi1): New.
7614 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7615 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7616 x86_64_immediate_operand, x86_64_immediate_operand,
7617 x86_64_zext_immediate_operand): Declare.
7618 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7619 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7620 x86_64_immediate_operand, x86_64_immediate_operand,
7621 x86_64_zext_immediate_operand): define.
7622 * i386.h (PREDICATE_CODES): Add new predicates.
7624 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7626 * i386.md (pophi1, popqi1, pushqi1): Remove.
7628 * expr.c (emit_single_push_insn): New function.
7629 (move_by_pieces): Accept NULL as destination for push instructions.
7630 (gen_push_operand): Kill.
7631 (emit_push_insn): Pass NULL when pushing; avoid updating of
7632 stack_pointer_delta.
7633 * expr.h (gen_push_operand): Kill.
7635 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7637 * rtl.texi (COMPARE): Clarify documentation and reference section
7640 2001-03-20 Stan Shebs <shebs@apple.com>
7642 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7643 (get_object_reference): Ditto.
7644 (error_with_ivar): Use error_with_file_and_line.
7645 (warn_with_method): Use warning_with_file_and_line.
7647 2001-03-20 Tom Tromey <tromey@redhat.com>
7649 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7651 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7653 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7654 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7656 2001-03-20 DJ Delorie <dj@redhat.com>
7658 * Makefile.in (install-libgcc): Pass complete list of variables.
7659 (install-multilib): Ditto.
7661 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7663 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7664 drectve_section, switch_to_section.
7666 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7667 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7668 i386_pe_mark_dllimport.
7670 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7672 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7673 functions i386_pe_*.
7675 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7676 i386_pe_* functions with char * arguments.
7678 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7680 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7682 (movsi_ie): Introduce fpul store.
7684 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7686 * Makefile.in (OBJS): Remove hashtab.o.
7688 2001-03-19 Stan Shebs <shebs@apple.com>
7690 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7691 * c-lang.c (maybe_objc_method_name): Ditto.
7692 * c-tree.h (maybe_objc_method_name): Remove decl.
7694 2001-03-19 Tom Tromey <tromey@redhat.com>
7696 * gcc.c (init_gcc_specs): Fix comment.
7698 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7700 Compute DECL_ASSEMBLER_NAME lazily.
7701 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7702 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7703 (SET_DECL_ASSEMBLER_NAME): Likewise.
7704 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7705 (set_decl_assembler_name): Declare.
7706 (lang_set_decl_assembler_name): Likewise.
7707 * tree.c (lang_set_decl_assembler_name): New variab.e
7708 (set_decl_assembler_name): New function.
7709 (init_obstacks): Set lang_set_decl_assembler_name.
7710 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7711 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7712 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7713 where it's not necessary.
7714 (builtin_function): Likewise.
7715 (finish_decl): Likewise.
7716 * dbxout.c (dbxout_type_methods): Likewise.
7717 * ggc-common.c (ggc_mark_trees): Likewise.
7718 * profile.c (output_func_start_profiler): Likewise.
7719 * varasm.c (make_decl_rtl): Likewise.
7721 * cse.c (find_comparison_args): Update documentation. Fix
7722 mishandling of COMPARE operations.
7724 * tree.def (ABS_EXPR): Add documentation.
7725 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7727 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7729 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7731 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7733 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7734 Remove ia32 linux PIC kludge and move it...
7735 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7737 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7739 * i386.md (absdf2 expander): Fix 64bit case.
7741 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7743 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7745 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7747 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7749 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7751 * README.X11: Remove obsolete file.
7753 2001-03-18 Anthony Green <green@redhat.com>
7755 * config/pj/pj.h: Remove some trailing commas.
7756 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7758 2001-03-18 Richard Henderson <rth@redhat.com>
7760 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7761 * calls.c: ... here.
7762 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7763 defaults for them here.
7765 2001-03-17 Anthony Green <green@redhat.com>
7767 * config/pj/lib1funcs.S: Fix broken comment.
7768 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7771 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7773 * gcc.texi: Remove obsolete information relating to build and
7774 installation problems with enquire or the Pyramid C compiler.
7776 2001-03-17 Richard Henderson <rth@redhat.com>
7778 * dwarf2out.c (queue_reg_save): New.
7779 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7780 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7782 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7783 (cfa, cfa_store, cfa_temp): Make static.
7784 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7786 2001-03-17 Richard Henderson <rth@redhat.com>
7788 * integrate.h (struct inline_remap): Add local_return_label.
7789 * integrate.c (expand_inline_function): Initialize it and emit
7790 it after copy_insn_notes.
7791 (copy_insn_list): Don't store local_return_label here.
7792 (copy_insn_notes): New function split out from copy_insn_list.
7794 2001-03-17 Richard Henderson <rth@redhat.com>
7796 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7797 is generating .debug_line.
7798 (dwarf2out_init): Add main_input_filename to the file table first.
7799 * configure.in (as_dwarf2_debug_line): Test with file number 1
7800 instead of file number 0.
7802 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7804 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7805 (gen_rtx_combine): Deleted; all references changed as appropriate.
7806 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7808 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7810 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7812 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7815 2001-03-16 Jim Wilson <wilson@redhat.com>
7817 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7818 then set it to LOC_REG (79) instead of aborting.
7820 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7822 * gccbug.in: Remove high priority.
7824 2001-03-16 Richard Henerson <rth@redhat.com>
7826 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7827 output with a space instead of deleting it.
7828 * configure: Regenerate.
7830 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7832 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7833 handles the gory details of converting an object file into
7834 something that's safe to grep.
7835 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7836 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7837 newlines at either end of the string we're looking for.
7838 Make 'checking ...' message less stilted.
7839 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7840 ARM in-memory layout and its hypothetical converse. Don't
7841 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7842 HOST_WORDS_BIG_ENDIAN.
7844 * configure.in: Adjust for renamed macro. Move
7845 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7846 * configure, config.in: Regenerate.
7848 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7850 * fixinc/Makefile.in: Set SHELL.
7852 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7854 * fixinc/fixincl.c (fix_with_system): Quote file names before
7855 passing them to shell.
7857 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7859 * Makefile.in: Use fix-header$(build_exeext) instead
7862 2001-03-16 Richard Henderson <rth@redhat.com>
7864 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7865 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7866 (size_of_line_prolog): Remove.
7867 (output_line_info): Compute prologue size via label difference.
7868 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7870 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7871 assembler error when redefining file numbers.
7872 * config.in, configure: Rebuild.
7874 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7875 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7876 (dw2_asm_output_delta_uleb128): Likewise.
7877 (dw2_asm_output_delta_sleb128): Similarly.
7878 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7880 2001-03-16 Michael Meissner <meissner@redhat.com>
7882 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7884 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7886 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7888 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7889 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7890 being unsigned in ISO C and signed in traditional.
7891 (expand_prologue): Ditto.
7892 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7894 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7896 (divsi3,divdi3): Ditto.
7897 (modsi3,moddi3): Ditto.
7898 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7899 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7900 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7903 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7905 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7906 SSE based conditional moves on LTGT/UNEQ conditions;
7907 Canonicalize EQ to NE.
7908 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7909 (sse_mov?fcc_ne): New.
7911 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7913 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7915 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7916 register may be dead.
7918 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7920 * Makefile.in (hash.o): Depend on CONFIG_H.
7922 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7924 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7926 2001-03-15 Richard Henderson <rth@redhat.com>
7928 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7929 (ASM_OUTPUT_DWARF_PCREL): New.
7930 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7932 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7934 * cppfiles.c (stack_include_file): Use MAX of sysp.
7936 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7938 * config.gcc (ia64*-*-hpux*): New case.
7939 * config/ia64/hpux.h: New file for HP-UX support.
7940 * config/ia64/t-hpux: New file for HP-UX support.
7942 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7944 * fixinc/inclhack.def (irix_stdio_va_list): New.
7945 * fixinc/fixincl.x: Rebuilt.
7947 2001-03-15 Richard Henderson <rth@redhat.com>
7949 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7950 if provided by the target.
7951 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7952 (dw2_asm_output_addr): New.
7953 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7954 * dwarf2out.c (output_cfi): Use it for program addresses.
7955 (output_call_frame_info, output_die): Likewise.
7956 (output_aranges, output_line_info): Likewise.
7958 2001-03-15 Bruce Korb <bkorb@gnu.org>
7960 * gcc.c(main): make more rigorous
7961 * collect2.c(main): guard against ignoring SIGCHLD
7962 * protoize.c(main): ditto
7963 * gcc/fixinc/fixincl.c(initialize): ditto
7965 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7967 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7968 (sdbout_parms): Likewise.
7970 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7972 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7973 "widen" a destination that is already wider than a word. Also do
7974 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7976 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7978 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7980 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7982 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7984 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7986 * i960.h (i960_maxbitalignment,
7987 i960_last_maxbitalignment): Declare.
7988 * i960.c (i960_maxbitalignment,
7989 i960_last_maxbitalignment): Make global.
7990 (process_pragma): Delete.
7991 (i960_pr_align, i960_pr_noalign): Move from here ...
7992 * i960-c.c: ... to this new file.
7993 * t-960bare (i960-c.o): New rule.
7994 * t-vxworks960 (i960-c.o): Likewise.
7995 * config.gcc (i960-*-*): Define c_target_objs and
7998 2001-03-15 Bernd Schmidt <bernds@redhat.com>
8000 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
8001 without adding in rtx code and mode.
8003 * alias.c (init_alias_analysis): Don't use any rtx whose value
8004 varies as a known value.
8005 Delete a superfluous test.
8007 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
8009 (ia64_sched_reorder): Call maybe_rotate; also rotate after
8010 scheduling a stop bit.
8011 (ia64_emit_nops): Correctly handle ASMs.
8013 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8015 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
8017 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
8019 * cpp.texi: Update documentation for -include and -imacros.
8020 * cppfiles.c (struct include_file): Remove "defined" memeber.
8021 (find_or_create_entry): Make a copy of the file name, and
8023 (open_file): Update to ensure we use the simplified filename.
8024 (stack_include_file): Don't set search_from.
8025 (cpp_included): Don't simplify the path name here.
8026 (find_include_file): New prototype. Call search_from to
8027 get the start of the "" include chain. Don't simplify the
8029 (_cpp_execute_include): New prototype. Move diagnostics to
8030 do_include_common. Update.
8031 (_cpp_pop_file_buffer): Don't set defined.
8032 (search_from): New prototype. Use the preprocessor's cwd
8033 for files included from the command line.
8034 (read_name_map): Don't simplify the pathname here.
8035 * cpphash.h (enum include_type): New.
8036 (struct buffer): Delete search from. New search_cached.
8037 (_cpp_execute_include): Update prototype.
8038 * cppinit.c (do_includes): Use _cpp_execute_include.
8039 * cpplib.c (do_include_common): New function.
8040 (do_include, do_include_next, do_import): Use it.
8042 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8044 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
8045 contents of the RTL, to determine the name of the object.
8047 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8049 * tree.h (DECL_RTL): Allocate RTL lazily.
8050 (SET_DECL_RTL): New macro.
8051 (DECL_RTL_SET_P): Likewise.
8052 (COPY_DECL_RTL): Likewise.
8053 (DECL_RTL_IF_SET): Likewise.
8054 * varasm.c (make_decl_rtl): Add assertions about the kind of
8055 declaration we are processing.
8056 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
8057 (start_decl): Likewise.
8058 (finish_decl): Likewise.
8059 * c-semantics.c (emit_local_var): Likewise.
8060 * calls.c (expand_call): Likewise.
8061 * dbxout.c (dbxout_symbol): Likewise.
8062 * emit-rtl.c (unshare_all_rtl): Likewise.
8063 (unshare_all_decls): Likewise.
8064 (reset_used_decls): Likewise.
8065 * expr.c (store_constructor): Likewise.
8066 (safe_from_p): Likewise.
8067 (expand_expr): Likewise.
8068 * function.c (put_var_into_stack): Likewise.
8069 (instantiate_decls_1): Likewise.
8070 (assign_parms): Likewise.
8071 (expand_function_start): Likewise.
8072 (expand_function_end): Likewise.
8073 * ggc-common.c (gcc_mark_trees): Likewise.
8074 * integrate.c (function_cannot_inline_p): Likewise.
8075 (copy_decl_for_inlining): Likewise.
8076 (expand_inline_function): Likewise.
8077 (integrate_parm_decls): Likewise.
8078 (integrate_decl_tree): Likewise.
8079 * print-tree.c (print_node): Likewise.
8080 * reg-stack.c (stack_result): Likewise.
8081 * stmt.c (label_rtx): Likewise.
8082 (expand_return): Likewise.
8083 (expand_decl): Likewise.
8084 (expand_decl_cleanup): Likewise.
8085 (expand_anon_union_decl): Likewise.
8086 * toplev.c (check_global_declarations): Likewise.
8087 (rest_of_decl_compilation): Likewise.
8088 * tree.c (simple_cst_equal): Likewise.
8089 * objc/objc-act.c (generate_static_references): Likewise.
8091 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8093 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8094 gcc_AC_C_FLOAT_FORMAT): New macros.
8095 * configure.in: Add AC_PROG_CPP after CC tests;
8096 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8097 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8098 * configure, config.in: Regenerate.
8100 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8101 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8102 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8103 config/i370/xm-linux.h, config/i370/xm-oe.h,
8104 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8105 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8106 config/pa/xm-linux.h, config/pa/xm-pa.h,
8107 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8108 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8109 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8110 config/we32k/xm-we32k.h: Delete.
8112 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8113 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8114 config/vax/xm-vms.h: Don't define any of:
8115 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8117 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8119 * config.gcc: Remove references to deleted files.
8120 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8121 FATAL_EXIT_CODE, which is the same between oe and mvs).
8123 2001-03-14 DJ Delorie <dj@redhat.com>
8124 Vladimir Makarov <vmakarov@redhat.com>
8126 * config/i960/i960.c (i960_function_prologue): Compute size of
8127 frame according to number of registers actually saved there.
8129 2001-03-14 Richard Henderson <rth@redhat.com>
8131 * expr.c (emit_move_insn_1): Fix else if around #endif.
8133 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8136 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8139 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8141 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8142 (override_options): Parse cmodel string.
8143 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8144 * i386.h (TARGET_OPTIONS): Add "cmodel".
8145 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8147 (ix86_cmodel_string, ix86_cmodel): Declare.
8149 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8152 * i386.h (GENERAL_REG_P): Add missing REG_P.
8154 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8156 * configure.in: Use $gcc_cv_as instead of $as.
8157 * configure: Regenerated.
8159 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8161 * cppfiles.c (stack_include_file): Only increase the include
8162 count if we actually process the file properly, as opposed
8163 to treating it as length zero. Only call read_include_file
8164 if not DO_NOT_REREAD. Handle the -H include file output
8166 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8167 (cpp_included, find_include_file): Simplify pathnames after
8168 remapping them. If remapping, don't use the remapped file
8169 name's buffer as our scratch buffer.
8170 (cpp_pop_file_buffer): Replace the multiple include macro
8171 only if it isn't yet set.
8172 (read_name_map): Simplify remapped names when reading in.
8173 (remap_filename): Move code to code path that uses it.
8174 (_cpp_simplify_pathname): Return the input pointer.
8175 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8177 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8179 * expr.c (expand_expr): Revove bogus conditional.
8181 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8183 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8185 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8187 * reg-stack.c (stack_result): Unconditionally use
8188 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8190 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8192 * expr.c (emit_move_insn_1): Split push of complex value when
8193 no suitable push instruction exist.
8195 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8196 instead of QI_REG_P.
8198 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8200 * alias.c (handled_component_p, can_address_p): New functions.
8201 (get_alias_set): Use them.
8203 2001-03-13 Jim Wilson <wilson@redhat.com>
8205 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8206 from 80 in try_locals code.
8207 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8209 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8211 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8212 gcc_AC_C_LONG_LONG): New.
8213 * configure.in: Use them. Probe the size of short, int, long,
8214 and long long/__int64 if we have them. Move all the AC_C_*
8215 checks together, except gcc_AC_C_CHAR_BIT which has to go
8216 after AC_CHECK_HEADERS(limits.h).
8217 Take hwint.h out of host_xm_file and build_xm_file.
8219 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8220 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8221 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8222 Move the HOST_WIDEST_INT setup logic here from system.h.
8223 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8225 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8226 is now handled by hwint.h.
8228 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8229 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8230 config/ia64/xm-ia64.h: Don't define any of:
8231 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8232 HOST_BITS_PER_LONGLONG.
8234 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8235 config/h8300/xm-h8300.h, config/mips/iris6.h,
8236 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8237 config/sparc/xm-sp64.h: Delete.
8238 * config.gcc: Remove references to deleted files.
8240 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8241 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8242 * config/i370/xm-linux.h: Clarify floating-point situation in
8245 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8247 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8248 (find_include_file): Decide here which part of the include
8249 chain to start the search. Complain about an empty include
8250 chain in all cases apart from an abolsute file name.
8251 (_cpp_execute_include): Don't choose the search chain here.
8252 Don't call handle_missing_include in the case of an empty
8254 (_cpp_compare_file_date): Don't choose the search chain here.
8255 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8256 here from _cpp_execute_include. Behave like #include if
8257 we're in the main file.
8259 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * system.h (malloc, realloc, calloc, strdup): Only poison these
8262 tokens when IN_GCC is defined.
8264 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8266 * i386.md (abs?f expander): Support SSE case.
8267 (abd?f_if): Add new "USE"; add splitters.
8269 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8271 * cpp.texi (poison): Explain the macro expansion exception.
8273 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8275 * expr.c (store_expr): Add dont_store_target. If temp is already in
8276 target before copying to reg, don't store it into target again.
8278 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8280 * cppinternals.texi: Update for file handling.
8282 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8284 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8285 2001-02-24 which broke building the Java library.
8286 * function.c (identify_blocks): Likewise.
8287 (all_blocks): Likewise.
8288 * integrate.c (integrate_decl_tree): Likewise.
8289 * print-tree.c (print_node): Likewise.
8290 * tree.h (BLOCK_NUMBER): Likewise.
8291 (struct tree_block): Likewise.
8293 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8295 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8296 __WCHAR_TYPE__ definition.
8297 (WCHAR_TYPE_SIZE): #undef before #define.
8299 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8301 * cppfiles.c: Update comments.
8302 (destroy_include_file_node): Rename destroy_node.
8303 (find_or_create_entry): New function.
8304 (open_file, _cpp_fake_include): Use it.
8305 (handle_missing_header): New function, broken out of
8306 _cpp_execute include. Don't segfault if there is no
8307 system or quoted path.
8308 (_cpp_execute_include): Use handle_missing_header.
8310 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8312 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8313 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8315 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8317 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8318 unless anti_dependence says they are.
8319 * alias.c (objects_must_conflict): If neither has a type specified,
8322 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8323 David Billinghurst <David.Billinghurst@riotinto.com>
8325 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8327 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8329 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8330 (*_one_bit): Remove type on the match_operand in attributes.
8332 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8334 * i386.c: Commit forgotten hunk in previous patch.
8335 (regclass_map): Add extended registers.
8336 (dbx_register_map): Add missing frame register.
8338 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8340 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8342 * i386.md (x86_sahf_1): Disable for 64bit.
8343 (popsi*, pophi*): Likewise.
8344 (pushqi, pushhi): Likewise.
8345 (movdi, pushdi): Likewise.
8346 (zero extend DImode splitter): Likewise.
8347 (adddi, minusdi splitter): Likewise.
8348 (umulsidi): Likewise.
8350 (mulsidi): Disable for 64bit
8351 (lshift:DI/ashift:DI): Disable for 64bit.
8352 (loop patterns): Likewise.
8353 (call_pop, call_value_pop expanders and patterns): Likewise.
8354 (prologue_get_pc): Likewise.
8356 (fcmovDI pattern and splitter): Likewise.
8357 (movdfcc_1_rex64): New.
8359 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8361 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8362 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8363 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8364 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8365 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8366 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8367 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8368 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8369 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8370 (REGPARM_MAX): Set to 6 for x86_64.
8371 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8372 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8375 * (patterns that does use upper halves): Update constraints
8376 'q' to 'Q' and 'r' to 'R'.
8377 (cmpqi_ext_1): Disable for 64bit.
8378 (cmpqi_ext_3_insn): Likewise.
8379 (movqi_extzv_1): Likewsie.
8380 (addqi_ext_1): Liekwsie
8381 (testqi_ext_1): Liekwsie
8382 (andqi_ext_1): Liekwsie
8383 (xorqi_ext_1): Liekwsie
8384 (cmpqi_ext_1_rex64): New.
8385 (cmpqi_ext_3_insn_rex64): Likewise.
8386 (movqi_extzv_1_rex64): Likewsie.
8387 (addqi_ext_1_rex64): Liekwsie
8388 (testqi_ext_1_rex64): Liekwsie
8389 (andqi_ext_1_rex64): Liekwsie
8390 (xorqi_ext_1_rex64): Liekwsie
8392 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8394 * configure.in: Move check for unsigned enumerated bitfields
8395 to macro in aclocal.m4. Disable it for now.
8396 * configure, config.in: Regenerate.
8397 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8398 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8399 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8400 kind above its first use.
8402 * config/xm-interix.h, config/alpha/xm-alpha.h,
8403 config/i370/xm-linux.h, config/i386/xm-beos.h,
8404 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8405 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8406 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8407 Don't define ONLY_INT_FIELDS under any circumstances.
8409 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8411 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8412 config/sparc/xm-sysv4.h: Delete - now identical with some
8414 * config.gcc (hppa targets): Replace xm-pahpux.h and
8415 xm-papro.h with implicit xm-pa.h.
8416 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8419 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8421 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8422 before reload_cse_noop_set_p.
8424 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8426 * config.gcc: Where xm-host.h used to include another
8427 xm-host.h, list the nested header directly in xm_file. Remove
8428 references to deleted files. Can now use sparc/xm-sp64.h for
8431 * config/xm-linux.h, config/arm/xm-linux.h,
8432 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8433 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8434 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8435 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8436 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8439 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8440 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8441 bother to wrap #undef in #ifdef.
8442 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8443 Don't include xm-linux.h.
8444 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8446 * configure.in: Wrap regexps using [] in changequote block.
8447 Use expr : not echo | grep. Simplify regexps.
8448 * configure: Regenerate.
8450 56 xm-files remain, 22 xm-arch.
8452 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8454 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8455 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8456 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8457 (copy_object): Fix format specifier vs argument mismatch.
8459 * mips-tdump.c: Make local functions static.
8460 (rindex): Don't #undef.
8461 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8462 (fatal, fancy_abort): Delete.
8463 (read_seek): Avoid signed/unsigned compare.
8465 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8467 * combine.c (try_combine): Fix error in change to try original
8469 (gen_rtx_combine): Do same as gen_rtx for now.
8471 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8473 * configure.in: AC_SUBST xm_defines.
8474 * configure: Regenerate.
8475 * Makefile.in: Set DEFINES=$(xm_defines) when building
8478 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8480 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8481 (cpp_included, find_include_file): Update.
8482 (_cpp_compare_file_date): Make else unconditional.
8484 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8486 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8488 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8490 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8491 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8493 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8495 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8496 if it's a record type.
8498 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8500 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8501 mingw includes slightly.
8503 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8505 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8506 #undef token before poisoning it.
8508 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * alpha.c (check_float_value): Use memcpy, not bcopy.
8512 * m32r.c (m32r_sched_reorder): Likewise.
8514 * vax.c (check_float_value): Likewise.
8516 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8518 * toplev.c (file_name_nondirectory): Remove.
8519 * toplev.h: Similarly.
8520 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8521 of file_name_nondirectory.
8523 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8525 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8526 * mips-tfile.c: Don't #undef rindex; not used.
8528 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8530 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8531 (dbx64_register_map): Declare.
8532 (RETURN_ADDR_RTX): Fix for 64bit.
8533 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8534 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8535 * i386.c (dbx64_register_map): New global array.
8536 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8537 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8540 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8542 * cppfiles.c (search_from): Use lbasename.
8543 * mkdeps.c (deps_add_default_target): Use lbasename.
8545 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8547 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8548 xcalloc in lieu of malloc, realloc & calloc.
8550 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8552 * gengenrtl.c (xmalloc): Likewise.
8554 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8555 really_call_* memory allocation routines.
8557 * stmt.c (check_for_full_enumeration_handling): Use
8558 really_call_calloc, not calloc.
8560 * system.h (really_call_malloc, really_call_calloc,
8561 really_call_realloc): Define.
8562 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8564 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8566 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8568 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8570 * configure: Rebuilt.
8571 * configure.in: Only use `lang_requires' for languages athat are
8574 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8576 * invoke.texi: Fix typo.
8577 * gcc.1: Regenerate.
8579 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8581 * configure.in: Prune nonexistent files from build_xm_file,
8582 xm_file, and host_xm_file lists. Warn unless they're
8584 Don't generate *config.h here.
8585 AC_SUBST all variables needed to generate *config.h.
8586 * configure: Regenerate.
8587 * mkconfig.sh: New helper script, from code removed from
8589 * Makefile.in: Zap all MALLOC variables - no longer used
8590 anywhere, and malloc.c doesn't exist.
8591 Substitute in variables needed to generate *config.h.
8592 Stop lying about the dependencies contained in CONFIG_H and
8594 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8595 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8596 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8597 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8598 $(TM_P_H), etc. as appropriate.
8600 * config.gcc: Zap references to deleted files.
8601 * ggc-none.c: Don't include rtl.h or tm_p.h.
8603 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8604 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8605 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8606 config/i386/xm-linux.h, config/i386/xm-linux.h,
8607 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8608 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8609 Don't include i386/xm-i386.h.
8611 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8612 config/i386/xm-i386.h, config/i860/xm-i860.h,
8613 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8614 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8615 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8616 Delete (empty except comments, #includes of other deleted
8617 files, and macros used nowhere).
8619 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8621 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8622 independent on TARGET_FLAGS.
8624 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8626 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8628 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8630 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8632 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8633 LAST_REX_SSE_REG): define.
8634 (enum reg_class): Add 'LEGACY_REGS'
8635 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8636 (SSE_REGNO_P): Recognize extended registers.
8637 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8638 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8639 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8640 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8641 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8642 REG_OK_FOR_STRREG_P): Remove.
8643 (HI_REGISTER_NAMES): Add extended registers.
8644 (ADDITIONAL_REGISTER_NAMES): Likewise.
8645 (QI_REGISTER_NAMES): Add 8bit extended registers.
8646 (DEBUG_REG): Support extended registers.
8647 * i386.c (regclass_map): Add extended registers.
8648 (dbx_register-map): Likewise.
8649 (svr4_dbx_register_map): Likewise.
8650 (print_reg): Support extended registers.
8651 (print_operand): Support 64bit operands.
8653 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8655 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8656 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8657 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8658 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8659 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8660 STACK_BOUNDARY): Set properly for 64bits.
8661 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8662 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8663 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8664 (MOVE_MAX): Set to 16.
8665 (MOVE_MAX_PIECES): 8 for 64bit.
8666 (Pmode): Set to SImode.
8668 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8670 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8672 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8674 * i386.h (mask_64bit): New constant.
8675 (target_64bit): New macro.
8676 (target_options): Add '64'/'32'
8677 (target_default): Define.
8678 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8679 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8680 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8682 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8684 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8686 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8688 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8689 LO_SUM unless for_alias is set.
8691 2001-03-08 Stan Shebs <shebs@apple.com>
8693 * objc/objc-act.c: Fix old typos in comments, add comments for
8695 (hash_init): Fix file name in error message.
8696 (hash_enter): Ditto.
8697 (hash_add_attr): Ditto.
8698 (continue_class): Ditto.
8700 2001-03-08 Bruce Korb <bkorb@gnu.org>
8702 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8703 wait4() can receive the signal.
8705 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8707 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8709 * fixinc/fixincl.x: Regenerate.
8711 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8713 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8715 * fixinc/fixincl.x: Regenerate.
8717 2001-03-08 Richard Henderson <rth@redhat.com>
8719 * configure.in (HAVE_AS_LEB128): New assembler check.
8720 * configure, config.in: Rebuilt.
8722 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8724 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8727 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8729 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8730 references to the MAXPATHLEN macro.
8732 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8733 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8736 * config/i386/xm-gnu.h, config/xm-gnu.h,
8737 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8738 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8739 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8740 and/or unused files.
8742 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8743 doing so in various xm-*.h files.
8745 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8747 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8749 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8751 * configure.in (enable_shared): Support per-package shared-library
8753 * configure: Rebuilt.
8755 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8757 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8758 for crnot. Set operands[5] in splitter.
8760 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8762 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8763 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8764 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8765 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8766 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8767 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8768 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8771 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8772 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8773 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8774 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8775 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8776 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8777 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8778 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8779 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8780 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8781 Delete unused and/or empty files.
8783 * config.gcc: Define USG in xm_defines as appropriate. Define
8784 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8785 macro. Remove deleted xm-* files from $xm_files variable.
8787 2001-03-07 Tom Tromey <tromey@redhat.com>
8789 * configure: Rebuilt.
8790 * configure.in: Allow config-lang.in to set `lang_requires' to list
8791 of other required languages.
8793 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8795 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8797 (output_prologue): Use xmalloc not oballoc.
8798 (output_epilog): Free a29k_first_epilogue_insn when finished.
8799 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8801 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8803 * builtins.c (expand_builtin_mathfn): Check
8804 flag_unsafe_math_optimizations, not flag_fast_math.
8805 (expand_builtin): Likewise
8806 * combine.c (combine_simplify_rtx): Likewise.
8807 (simplify_if_then_else): Likewise.
8808 * cse.c (fold_rtx): Likewise.
8809 * flags.h: Remove flag_fast_math. Add
8810 flag_unsafe_math_optimizations and flag_trapping_math.
8811 * fold-const.c (negate_expr): Check
8812 flag_unsafe_math_optimizations, not flag_fast_math.
8813 (invert_truthvalue): Likewise.
8814 (fold): Likewise. Before associating operands, check that
8815 code == MULT_EXPR, not code != MULT_EXPR.
8816 * ifcvt.c (noce_try_minmax): Check
8817 flag_unsafe_math_optimizations, not flag_fast_math.
8818 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8819 * invoke.texi: Document -funsafe-math-optimizations and
8820 -fno-trapping-math. Change documentation for -ffast-math.
8821 * jump.c (reversed_comparison_code_parts): Likewise.
8822 (rtx_equal_for_thread_p): Likewise.
8823 * optabs.c (emit_conditional_move): Likewise.
8824 * simplify-rtx.c (simplify_binary_operation): Likewise.
8825 (simplify_relational_operation): Likewise.
8826 (simplify_ternary_operation): Likewise.
8827 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8828 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8829 Add trapping-math and unsafe-math-optimizations entries to f_options.
8830 (set_fast_math_flags): New, sets flags for -ffast-math.
8831 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8832 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8833 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8835 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8836 (alpha_emit_conditional_move): Initialize local_fast_math to
8837 flag_unsafe_math_optimizations, not flat_fast_math.
8838 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8839 instead of setting flag_fast_math to 1.
8840 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8842 * config/i386/i386.c (override_options): Likewise
8843 * config/i386/i386.md: Likewise.
8844 * config/m68k/m68k.md: Likewise.
8845 * config/mips/mips.md: Likewise.
8846 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8847 (rs6000_generate_compare): Likewise.
8849 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8851 * Makefile.in: Set RANLIB to @RANLIB@.
8854 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8856 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8857 * fixinc/fixincl.x: Regenerated.
8859 2001-03-07 Richard Henderson <rth@redhat.com>
8861 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8863 2001-03-07 Richard Henderson <rth@redhat.com>
8865 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8866 of block notes and exception handling notes.
8868 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8869 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8870 (compile_file): ... here.
8872 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8874 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8876 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8877 config.h now. Include libiberty.h to handle alloca.
8879 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8881 * c-parse.in (yylexname): New function, split out of _yylex.
8882 (objc_rid_sans_at): New table.
8883 (init_reswords): Initialize it.
8884 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8885 retrieving the next token and checking it for significance as
8886 an ObjC keyword or string constant.
8888 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8889 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8891 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8894 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8896 * config/m68k/m68k.c (const_uint32_operand): Accept any
8897 const_int on a 32-bit host.
8899 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8901 * objc/objc-act.c (init_objc): Set save_lang_status,
8902 restore_lang_status, and mark_lang_status.
8904 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8906 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8908 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8910 * cppinternals.texi: Update.
8912 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8914 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8915 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8916 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8917 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8918 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8919 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8920 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8921 config/i386/xm-i386.h, config/i860/xm-i860.h,
8922 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8923 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8924 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8925 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8926 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8927 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8928 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8929 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8930 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8931 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8932 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8933 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8934 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8935 match the defaults provided in hwint.h.
8937 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8938 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8940 * config.gcc (xm_file): Don't set to files which are deleted.
8942 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8943 guard this file against these macros being undefined.
8945 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8947 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8948 and DECL_DEFER_OUTPUT on the decl we create, before calling
8949 rest_of_decl_compilation.
8951 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8953 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8955 * configure, config.in: Regenerate.
8956 * config.gcc: Remove references to deleted files.
8958 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8959 genrecog.c, rtl.c: Do not use alloca anywhere.
8961 * Makefile.in, build-make, system.h, config/x-interix,
8962 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8963 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8964 config/arc/xm-arc.h, config/arm/xm-arm.h,
8965 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8966 config/h8300/xm-h8300.h, config/i370/x-oe,
8967 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8968 config/i386/x-ncr3000, config/i386/x-sco5,
8969 config/i386/xm-dgux.h, config/i860/x-sysv4,
8970 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8971 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8972 config/m68k/x-hp320g, config/m69k/x-mot3300,
8973 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8974 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8975 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8976 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8977 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8978 config/mips/x-iris, config/mips/x-iris3,
8979 config/mips/x-sni-svr4, config/mips/x-sysv,
8980 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8981 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8982 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8983 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8984 config/pa/xm-papro.h, config/romp/xm-romp.h,
8985 config/rs6000/x-aix31, config/rs6000/x-aix41,
8986 config/rs6000/x-beos, config/rs6000/x-lynx,
8987 config/rs6000/x-mach, config/rs6000/x-rs6000,
8988 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8989 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8990 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8991 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8992 config/vax/xm-vms.h: Eradicate all references to alloca and
8995 * config/xm-alloca.h, config/clipper/x-clix,
8996 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8997 config/i860/x-sysv3, config/m88k/x-sysv3,
8998 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8999 (contained only alloca related hacks).
9001 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
9004 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
9006 * invoke.texi: Document __FAST_MATH__.
9008 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9010 * crtstuff.c: Restore include of auto-host.h.
9012 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
9014 Put main() in a separate file, so that the language
9015 front-end can use a different main().
9018 * toplev.c: (main): Rename as toplev_main.
9019 * toplev.h: Declare toplev_main.
9020 * Makefile.in (OBJS): add toplev.o.
9021 (BACKEND): remove toplev.o, add main.o.
9023 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9025 * cppfiles.c (search_from): Special case the empty string.
9027 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9029 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
9030 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
9031 strlen or strcpy; we already know the length.
9032 (_cpp_compare_file_date): Similarly.
9033 * cpphash.h (struct cpp_reader): Delete done_initialising.
9034 (CPP_PREV_BUFFER): Delete.
9035 * cppinit.c (cpp_start_read): Don't set done_initialising.
9036 * cpplex.c (parse_string): Guarantee null-termination.
9037 (_cpp_equiv_toklists): Remove.
9038 * cpplib.c (glue_header_name): Null-terminate.
9039 (do_line): Don't leak memory.
9040 * cpplib.h (BT_WEAK): Delete.
9041 * cppmain.c (cb_ident): Strings are now null-terminated.
9043 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
9045 * gcc.c (convert_filename): Append executable suffix
9046 if NO_AUTO_EXE_SUFFIX is not defined.
9047 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
9048 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
9050 2001-03-03 David O'Brien <obrien@FreeBSD.org>
9052 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
9053 * c-parse.gperf, c-gperf.h: Delete.
9054 (c-gperf.h was accidently re-added to the CVS repo in the rev
9055 1.16 commit by tromey)
9057 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9059 * cpplex.c (_cpp_lex_token): Don't warn about directives in
9060 macro arguments when looking for the '('.
9061 * cppmacro.c (funlike_invocation_p): Set parsing_args to
9062 2 when really parsing arguments; 1 when looking for '('.
9063 Always restore the lexer position.
9065 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9067 * longlong.h (umul_ppmm): Don't use a multiline string.
9069 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9071 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
9072 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
9073 t_bool in declaration because pcc can't combine volatile with typedef
9076 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
9078 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
9079 until when it is really needed.
9080 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
9081 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
9082 * i386.md (float?i?f splitter): Don't force source operand to memory
9084 (sse_movdfcc): Fix constraint.
9085 (sse_movdfcc splitter): Handle properly the second alternative.
9087 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9089 * cpplex.c (parse_string): Unconditionally pedwarn.
9091 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9094 * cppexp.c (parse_number): Update.
9095 * cpplex.c (parse_string): Pedwarn if multiline string does not
9096 result from a system header's macro.
9097 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9098 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9099 for function-like macros too.
9100 * c-lex.c (lex_number): Update.
9102 2001-03-03 Richard Henderson <rth@redhat.com>
9104 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9106 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9108 * combine.c (try_combine): If split with mode-changed scratch
9109 register didn't work, try the original mode.
9111 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9113 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9114 * config/c4x/c4x.h: Likewise.
9115 * stor-layout.c (compute_record_mode): Likewise.
9116 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9118 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9120 * configure.in: Kill tm.h. Include the files in the $tm_file
9121 list in all three of config.h, hconfig.h, tconfig.h, after the
9122 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9123 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9124 * configure: Regenerate.
9125 * Makefile.in (clean): Don't delete tm.h.
9127 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9128 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9129 those are not defined, set SEC and FEC to 0 and 1.
9130 * gcc.texi: Update to match.
9132 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9133 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9134 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9135 Include tconfig.h, not tm.h.
9137 * config/xm-lynx.h, config/xm-std32.h,
9138 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9139 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9140 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9141 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9142 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9143 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9144 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9145 config/i386/xm-i386.h, config/i860/xm-i860.h,
9146 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9147 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9148 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9149 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9150 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9151 config/pa/xm-linux.h, config/pa/xm-pa.h,
9152 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9153 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9154 config/pj/xm-pj.h, config/romp/xm-romp.h,
9155 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9156 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9157 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9158 config/v850/xm-v850.h, config/vax/xm-vax.h,
9159 config/we32k/xm-we32k.h:
9161 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9163 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9164 config/i370/xm-oe.h: Don't include tm.h. Don't define
9166 * config/vax/xm-vms.h: Don't include tm.h.
9168 * config/xm-lynx.h, config/avr/xm-avr.h,
9169 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9170 Delete; made empty by above changes.
9171 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9172 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9173 Don't include config/xm-lynx.h or tm.h.
9175 * config/xm-gnu.h: Don't include fcntl.h.
9176 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9178 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9180 2001-03-02 Richard Henderson <rth@redhat.com>
9182 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9183 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9185 2001-03-02 Richard Henderson <rth@redhat.com>
9187 * Makefile.in (OBJS): Add dwarf2asm.o.
9188 * dwarf2asm.c, dwarf2asm.h: New files.
9189 * dwarf2out.c (*): Use them.
9190 (size_of_uleb128, size_of_sleb128): Remove.
9191 (output_uleb128, output_sleb128): Remove.
9192 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9193 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9194 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9195 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9196 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9197 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9198 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9199 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9200 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9201 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9202 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9203 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9204 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9205 (dwarf2out_frame_debug): Remove unused variables.
9206 (output_loc_operands): Don't abort on 8 byte constants if
9207 host integers are wide enough.
9208 (output_symbolic_ref): Remove.
9209 (size_of_die): Don't assume 4 byte host integers.
9210 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9212 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9213 something stupid with HOST_WIDE_INT to long truncation.
9214 [CONST_DOUBLE]: Likewise.
9216 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9217 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9218 * config/arm/unknown-elf.h: Likewise.
9219 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9220 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9221 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9222 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9223 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9224 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9225 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9226 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9227 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9228 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9229 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9230 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9232 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9234 * cselib.c (hash_rtx): Cast enums to unsigned int.
9236 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9238 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9239 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9241 * c-format.c (C_STD_VER): Cast to int for comparisons.
9242 (check_function_format): Cast various enums to int for &.
9243 (maybe_read_dollar_number): Likewise.
9244 (check_format_info): Likewise.
9245 (check_format_info_main): Likewise.
9246 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9247 (safe_from_p): Likewise.
9248 * varasm.c (const_hash): Cast enum to int for %.
9249 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9250 pcc enum problems with < and ++ operators.
9251 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9252 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9253 (regclass_init): Change enum class to int to iterate over reg_classes.
9254 * genrecog.c (merge_trees): Cast enums for comparison.
9255 * rtl.h (GET_CODE): Cast to enum rtx_code.
9256 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9257 (GET_MODE): Cast to enum machine_mode.
9258 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9259 (GET_NOTE_INSN_NAME): Cast enum to int.
9260 * tree.h (TREE_CODE): Cast to enum tree_code.
9261 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9262 * timevar.c (timevar_print): Change loop variable id from enum to
9264 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9265 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9266 * toplev.c (compile_file): Cast enum DFI to int.
9267 (decode_d_option): Likewise.
9269 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9271 * cppinit.c (append_include_chain): Mark "after" include file name list
9272 as a system directory.
9273 * cpp.texi: Document new behavior.
9275 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9277 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9279 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9281 * cppfiles.c (struct include_file): Update.
9282 (stack_include_file): Use search_from.
9283 (cpp_included, find_include_file): Update.
9284 (cpp_execute_include): Update. ptr->name may not be
9285 null terminated. Use the new search_from member variable
9287 (_cpp_compare_file_date): Similarly.
9288 (search_from): New function, similiar to actual_directory.
9289 (actual_directory): Delete.
9290 (remap_filename): Update. loc->name may not be null terminated.
9291 (struct file_name_list): Rename search_path. Update.
9292 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9293 search_from and dir.
9294 (struct cpp_reader): Remove actual_dirs.
9295 * cppinit.c (struct cpp_pending): Update for renamed objects.
9296 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9297 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9298 * cpplib.h (struct cpp_options): Similarly.
9300 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9302 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9303 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9304 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9305 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9306 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9307 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9308 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9309 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9310 config/i370/xm-oe.h, config/i386/xm-aix.h,
9311 config/i386/xm-i386.h, config/i386/xm-osf.h,
9312 config/i860/xm-i860.h, config/i960/xm-i960.h,
9313 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9314 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9315 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9316 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9317 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9318 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9319 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9320 config/pj/xm-pj.h, config/romp/xm-romp.h,
9321 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9322 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9323 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9324 config/v850/xm-v850.h, config/vax/xm-vax.h,
9325 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9326 Do not define TRUE or FALSE.
9328 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9329 empty by above change.
9330 * config.gcc: Remove references to these files.
9332 * configure.in: Detect stdbool.h.
9333 * configure, config.in: Regenerate.
9334 * system.h: Include stddef.h here if available.
9335 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9336 Then set up a sensible boolean type at the very end.
9338 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9339 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9341 * hash.h: Delete 'boolean' typedef and related #undefs.
9343 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9344 all uses of 'boolean' with 'bool'.
9346 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9348 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9349 * cppexp.c (lex): Cast enums for comparison.
9350 * cppinit.c (parse_option): Cast enum for comparison.
9351 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9352 (cpp_output_token): Likewise.
9353 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9354 (cpp_avoid_paste): Cast enums for minus and comparison.
9356 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9358 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9359 field to all array elements.
9361 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9363 * cpphash.h (struct cpp_reader): Add print_version field.
9364 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9365 just set print_version and other flags as appropriate.
9366 (cpp_post_options): Print version here if print_version is set.
9368 * toplev.c (exit_after_options): New flag.
9369 (independent_decode_option): Don't exit here; just set
9371 (main): Exit after calling lang_hooks.post_options if
9372 exit_after_options is true.
9374 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9375 (merge_include_chains): Adjust comment to match code.
9377 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9379 * stringpool.c (set_identifier): New function.
9380 * tree.h: Prototype it.
9382 * c-parse.in: Kill D_YES. If compiled for objc, call
9383 save_and_forget_protocol_qualifiers from init_reswords.
9384 * objc/objc-act.c (remember_protocol_qualifiers,
9385 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9386 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9388 (save_and_forget_protocol_qualifiers): New function.
9389 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9391 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9393 * c-semantics.c (prune_unused_decls): Return error_mark_node
9394 instead of (tree) 1 to stop traversing the tree chain.
9396 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9398 Fix a problem introduced by Kenner's Feb 18 change.
9399 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9400 flag_cse_skip_blocks only temporarily, not for ever.
9402 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9404 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9405 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9407 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9408 before determining its register class.
9410 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9412 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9413 from reg 4 if current_function_calls_setjmp.
9414 (gen_nop_type): New function.
9415 (ia64_emit_nops): New function.
9416 (ia64_reorg): Call it.
9417 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9419 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9420 code not to try to optimize adds with anything but a REG destination.
9422 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9423 (INSN_PRIORITY_KNOWN): New accessor macro.
9424 * haifa-sched.c (priority): Use it instead of testing priority against
9427 2001-02-28 DJ Delorie <dj@redhat.com>
9429 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9430 since that doesn't work the way gcc wants on a generic m68k.
9432 2001-02-28 Richard Henderson <rth@redhat.com>
9434 * caller-save.c (save_call_clobbered_regs): Fix typo in
9435 comparison last change.
9437 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9439 * i386.c (pentium4_cost): New.
9440 (m_PENT4): New macro.
9441 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9442 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9443 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9444 x86_memory_mismatch_stall): Add Pentium4
9445 (x86_use_q_reg, x86_use_any_reg): Kill.
9446 (override_options): Add pentium4.
9447 (incdec_operand): Return 0 for pentium4.
9448 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9449 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9450 (TARGET_PENTIUM4): Define.
9451 (enum processor_type): Add PROCESSOR_PENTIUM4.
9452 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9453 * i386.md (attribute "cpu"): Add pentium4.
9454 * invoke.texi (march): Add pentium4.
9456 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9458 * i386.md (sse_mov?fcc*): New patterns and splitters.
9459 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9460 the SSE based conditional moves.
9462 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9464 * i386.md (attribute mode): Add "TI".
9465 (movsf_1): Add pxor support; remove constant propagation splitter.
9466 (movdf_integer): Likewise.
9467 (movdf_nointeger): Likewise.
9468 (movxf constant prop splitter): Handle all modes; update for SSE.
9469 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9470 * i386.c (standard_80387_constant_p): Rewrite.
9471 (standard_sse_constant_p): New.
9472 * i386-protos.h (standard_sse_constant_p): New.
9474 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9476 * i386.md (sse_setccsf, sse_setccdf): New.
9477 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9479 * i386.c (sse_comparison_operator): Accept the supported unordered
9480 comparses; be ready for fast_math.
9481 (print_operand): Support 'D'.
9483 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9485 * jump.c (reversed_comparison_code): Kill.
9487 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9489 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9492 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9494 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9495 add missing '%' in constraints.
9497 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9499 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9500 for HOST_BITS_PER_WIDE_INT == 32 too.
9502 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9504 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9506 (insert_save, insert_restore): New parameter save_mode.
9507 (init_caller_save): Update initialization of reg_save_code
9508 and reg_restore_code.
9509 (save_call_clobbered_regs): Compute save_modes and update calls to
9510 reg_save_code and reg_restore_code.
9511 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9512 of spill; update use of reg_restore_code.
9513 (insert_save): Likewise.
9514 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9515 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9516 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9518 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9520 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9521 noce_try_store_flag_inc, noce_try_store_flag_mask,
9522 noce_try_cmove_arith):
9523 Use reversed_comparison_code instead of reverse_comparison and
9524 can_reverse_comparison_p.
9526 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9528 * jump.c (reversed_comparison_code_parts): Allow reversal of
9529 unordered compares in -ffast-math mode; reverse ordered compares
9530 for FP even w/o -ffast-math.
9532 2001-02-27 Richard Henderson <rth@redhat.com>
9534 * print-rtl.c (print_rtx) [i]: Don't print field five on
9535 NOTEs other than NOTE_INSN_DELETED_LABEL.
9537 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9539 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9540 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9542 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9544 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9545 even if walk_subtrees is 0.
9546 * c-semantics.c (prune_unused_decls): Return a non-null value to
9547 stop traversing the tree chain.
9549 2001-02-27 DJ Delorie <dj@redhat.com>
9551 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9552 register, *then* define it as the new CFA.
9554 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9556 * pa.c (override_options): Promote -fpic to -fPIC.
9557 (legitimize_pic_address): Simplify due to removal of
9558 small PIC as a code generation option.
9559 (secondary_reload_class): Similarly.
9560 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9561 (PRINT_OPERAND_ADDRESS): Similarly.
9562 * pa.md (various patterns): Similarly.
9563 (small pic lo_sum pattern): Remove.
9565 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9568 * md.texi (min, max): Document
9570 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9572 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9573 TARGET_PARTIAL_REG_DEPENDENCY.
9574 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9576 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9578 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9580 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9582 * mips.c (mips_make_temp_file): Fix thinko in last change.
9584 2001-02-26 Jason Eckhardt <jle@redhat.com>
9586 * combine.c (known_cond): Do not reverse the condition when
9587 SMAX/UMAX is being considered and the condition is for equality
9590 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9592 2001-02-26 Philip Blundell <philb@gnu.org>
9594 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9596 * config/arm/linux-elf.h: Remove historical relics related to
9597 above configurations.
9598 * config/arm/linux-oldld.h: Delete.
9599 * config/arm/linux-elf26.h: Delete.
9601 2001-02-26 Jason Merrill <jason@redhat.com>
9603 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9605 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9606 recognize a tentative definition. Lose obsolete code.
9608 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9609 variables unless necessary, either.
9611 2001-02-25 Richard Henderson <rth@redhat.com>
9613 * ifcvt.c (struct noce_if_info): Add test_bb.
9614 (noce_get_alt_condition): New.
9615 (noce_try_minmax, noce_try_abs): New.
9616 (noce_operand_ok): New.
9617 (noce_process_if_block): Use them.
9618 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9620 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9622 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9625 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9627 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9628 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9630 (mips_asm_file_end): Free temp_filename here.
9632 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9634 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9635 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9637 * config/i386/i386.md (movstrsi): Handle FAIL case.
9639 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9641 * cppinit.c (builtin_array): Update.
9642 (init_builtins): Flag builtins to warn if redefined or
9643 undefined. Define __GXX_WEAK as a normal macro.
9644 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9645 * cpplib.h (NODE_WARN): New flag.
9646 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9647 Handle __STDC__ as a builtin only on Solaris.
9648 (warn_of_redefinition): Renamed from check_macro_definition.
9649 Reverse sense of test. Always warn if NODE_WARN.
9650 (_cpp_create_definition): Use warn_of_redefinition. Flag
9651 any macro beginning with "__STDC_" to require a mandatory
9652 warning if redefined or undefined.
9654 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9656 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9657 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9658 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9659 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9660 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9661 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9662 Don't define any of:
9663 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9664 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9665 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9666 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9667 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9669 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9670 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9673 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9674 Delete now-empty file.
9676 * alpha/vms.h: Define NEED_ATEXIT here...
9677 * alpha/xm-vms.h: ...not here.
9679 * i386/cygwin.h: Don't define PARAMS.
9680 * mips/mips.c: Don't prototype mktemp. Don't define
9681 P_tmpdir. Use make_temp_file to create temporary files.
9682 Don't be clever and delete temporary files early.
9683 * config.gcc: Drop references to deleted files. Don't define
9685 * gcc.texi: Don't mention USE_PROTOTYPES.
9687 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9689 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9690 (ix86_set_move_mem_attrs_1): Likewise.
9691 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9692 * config/i386/i386.md (movstrsi): Call it.
9694 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9696 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9697 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9698 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9699 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9701 (i750a-*-*): Error here if hosting on i750a.
9702 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9704 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9705 Remove (empty modulo comments).
9707 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9708 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9709 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9710 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9711 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9712 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9714 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9715 Remove reference to winnt.h in comment.
9716 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9718 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9720 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9721 used to set another biv.
9723 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9725 * tree.h (BLOCK_DEAD): New macro.
9726 (struct tree_block): New flag, dead_flag.
9727 * print-tree.c (print_node, case 'b'): Print missing fields.
9728 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9729 * function.c (identify_blocks): Enable test for misplaced notes.
9730 (all_blocks): Skip BLOCK_DEAD blocks.
9731 * integrate.c (integrate_decl_tree): Likewise.
9733 * errors.c (internal_error, trim_filename): New functions.
9734 (fancy_abort): Call internal_error.
9735 * errors.h (internal_error, trim_filename): New declarations.
9737 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9739 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9741 (EXTRA_CONSTRAINT): Formatting changes.
9743 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9745 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9747 2001-02-23 Per Bothner <per@bothner.com>
9749 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9750 so they can be called from java/jvspec.c.
9751 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9753 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9755 * i386.c (ix86_frame): New structure.
9756 (ix86_compute_frame_size): Kill.
9757 (ix86_compute_frame_layout): New.
9758 (ix86_save_reg): New.
9759 (ix86_can_use_return_insn_p): Use frame layout stuff.
9760 (ix86_expand_prologue): Likewise.
9761 (ix86_expand_epilogue): Likewise.
9762 (ix86_initial_elimination_offset): Likewise.
9763 (ix86_nsaved_regs): Use ix86_save_reg.
9764 (ix86_emit_save_regs): Likewise.
9766 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9768 * flow.c (find_sub_basic_blocks): New function.
9769 (split_block): Be ready for basic block introduced by CODE_LABEL.
9770 (commit_one_edge_insertion): Call find_sub_basic_block.
9772 * flow.c (make_edges): Add edge from entry for blocks starting with
9773 label having ALTERNATE_NAME
9775 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9777 * function.c (epilogue_done): Be ready for first basic block not
9778 containing PROLOGUE_END note.
9779 (reposition_prologue_and_epilogue_notes): Avoid placing
9780 PROLOGUE_END note between BASIC_BLOCK.
9782 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9784 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9786 2001-02-21 DJ Delorie <dj@redhat.com>
9788 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9789 check for current_function_has_nonlocal_goto from 1999-11-12.
9791 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9793 * diagnostic.c (trim_filename): No longer static.
9794 * toplev.h (trim_filename): Declare.
9795 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9796 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9797 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9798 (rtvec_check_failed_bounds): Likewise.
9799 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9801 * convert.c (convert_to_integer): Don't do unsigned unless result or
9802 both inputs are unsigned.
9804 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9807 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9809 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9811 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9813 * Makefile.in (resource.o): Add params.h dependence.
9814 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9815 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9816 * resource.c: Add dependence on params.h.
9817 (current_live_regs): Fix explanatory comment.
9818 (find_basic_block): Add new parameter to permit limiting search
9820 (mark_target_live_regs): Add new argument to find_basic_block call.
9821 (incr_ticks_for_insn): Likewise.
9823 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9825 * diagnostic.c (output_to_stream): Rename to
9826 output_buffer_to_stream. Loses the stream parameter.
9827 (init_output_buffer): Set diagnosic_buffer's stream.
9828 (flush_diagnostic_buffer): Adjust.
9829 (default_print_error_function): Likewise.
9830 (finish_diagnostic): Likewise.
9831 (verbatim): Likewise.
9833 * diagnostic.h (struct output_buffer): Add `stream' field.
9834 (output_buffer_attached_stream): New macro.
9836 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9838 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9839 check if either operand is divisible by C.
9840 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9841 If type is signed, consider negative numbers as well.
9843 2001-02-22 Richard Henderson <rth@redhat.com>
9845 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9846 reach .text instead of gp-relative relocs.
9847 * config/ia64/crtend.asm (.init): Likewise.
9849 2001-02-22 Andreas Jaeger <aj@suse.de>
9851 * extend.texi (C++ Attributes): Fix typo.
9853 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9855 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9856 functions, drop current_function_args_info.words test.
9857 (ia64_compute_frame_size): Mark syscall_linkage functions as
9858 using eight input registers.
9860 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9861 Bruce Korb <bkorb@gnu.org>
9863 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9864 * fixinc/README: Document how to convert sed substitutions
9865 to format style c_fix-es.
9866 * fixinc/fixincl.x: regen
9868 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9870 * gcc.c: Add comment explaining how to add a command-line option.
9871 Add title to specs language comment.
9873 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9875 * gcc.c (cc1_options): Add "-param".
9876 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9877 (option_map): Likewise.
9878 * toplev.c (display_help): Add entry for "--param".
9879 (independent_decode_option): Fix typographical error.
9881 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9882 Bernd Schmidt <bernds@redhat.com>
9883 Jan Hubicka <jh@suse.cz>
9885 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9886 (function_arg): Likewise.
9888 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9890 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9892 2001-02-21 Kazu Hirata <kazu@hxi.com>
9894 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9898 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9900 * flow.c (init_propagate_block_info): Canon address and use single_set
9901 for killing dead memory stores.
9903 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9905 * Makefile.in (reorg.o): Add params.h dependence.
9906 * params.def: Fix typographical error in comment.
9907 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9908 * params.h: Modify introductory comment.
9909 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9910 * reorg.c: Add dependence on params.h.
9911 (redundant_insn): Add parameterized throttle for search.
9912 (fill_simple_delay_slots): Add a comment explaining a variable.
9913 Move conditional out of loop, simplifying code.
9914 (fill_eager_delay_slots): Fix typographical error in comment.
9916 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9918 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9920 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9921 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9923 2001-02-21 Jason Merrill <jason@redhat.com>
9925 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9926 (struct tree_decl): Add uninlinable bitfield.
9927 * c-decl.c (duplicate_decls): Set it.
9928 * integrate.c (function_cannot_inline_p): Check it.
9930 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9931 DW_AT_MIPS_linkage_name to abstract methods.
9932 (dwarf2out_abstract_function): Emit class context before calling
9933 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9934 (gen_subprogram_die): Remove obsolete code.
9935 (gen_member_die): Don't include clones in the member list.
9936 (gen_decl_die): Emit abstract info for clone origin.
9937 * dwarfout.c (output_type): Don't include clones in the member list.
9938 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9939 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9940 DECL_ABSTRACT on a function that already has it set.
9942 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9943 (get_subprogram_die): Pass it in.
9945 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9947 * flow.c (mark_set_1): Make not_dead unsigned long. For
9948 non-pseudos, use it as a bitmask of the hard regs that
9951 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9953 * cppfiles.c: Update comments.
9954 (_cpp_read_file): Don't check for NULL filenames any more.
9955 * cppinit.c (cpp_start_read): Don't do canonicalization of
9956 in_fname and out_fname. Use the passed file name exclusively.
9957 (_cpp_handle_options): Don't treat "-" as a command line option,
9958 but as a normal filename.
9959 (_cpp_post_options): Canonicalize in_fname and out_fname.
9960 * cppmain.c (printer_init): Don't check out_fname for NULL.
9961 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9962 (init_c_lex): Update, and use "" to represent stdin to CPP.
9965 2001-02-20 Will Cohen <wcohen@redhat.com>
9967 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9968 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9969 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9972 2001-02-20 Stan Shebs <shebs@apple.com>
9974 * config/rs6000/rs6000.c (output_cbranch): Output branches
9975 on separate lines instead of using ';' to separate.
9977 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9979 * cppinit.c (set_lang): Move builtin handling to...
9980 (init_builtins): ...here.
9981 (_cpp_create_reader): Move call to set_lang.
9983 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9985 * stmt.c (expand_return): If an attempt is made to return the
9986 error_mar_node, treat the return like a return without a value.
9988 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9990 * sibcall.c (skip_copy_to_return_value): Call
9991 identify_call_return_value here, and return orig_insn if it
9992 returns zero. Hardret and softret arguments now unnecessary.
9993 (call_ends_block_p): Don't call identify_call_return_value here.
9995 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9997 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9998 * ggc.h (ggc_mark_if_gcable): Delete prototype.
10000 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
10002 * pa.c (move_operand): Accept code to load the address of a
10003 symbol out of the DLT as a valid move operand.
10004 (print_operand, case 'A'): New to handle generating a DLT
10005 reference for a LO_SUM expression.
10006 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
10007 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
10009 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
10011 * README, cpp.texi, gcc.texi, version.c: Update version number to
10013 * cpp.1, gcov.1, gcc.1: Regenerate.
10015 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
10017 * cppfiles.c (stack_include_file): Generate dependencies
10018 here, and manage include_count here too.
10019 (PRINT_THIS_DEP): Delete.
10020 (_cpp_execute_include): Do not generate dependencies here,
10021 apart from the case of a missing header. Do not manage
10023 (_cpp_read_file): Leave dependency generation to
10024 stack_include_file.
10026 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
10028 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
10029 target_cpu_default. Remove dead assignment to
10030 target_cpu_default.
10032 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
10034 * regclass.c (contains_reg_of_mode): Make global.
10035 (init_reg_sets): Remove contains_reg_of_mode; take into account
10036 CLASS_MAX_NREGS when looking for the proper mode.
10037 (dump_regclass): Dump only classes considered for the pseudo.
10038 (regclass): Use contains_reg_of_mode.
10040 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
10042 * gcc.c (do_spec_1): 'n' for printing notices.
10043 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
10045 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
10047 * reg-stack.c (next_flags_user): Use current_block->end
10048 (swap_rtx_condition): Look for next user if flags don't die;
10049 give up on CALL_INSNs; use current_block->end.
10051 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10053 * sibcall.c (call_ends_block_p): New function.
10054 (optimize_sibling_and_tail_recursive_call): Use it.
10056 2001-02-18 Kazu Hirata <kazu@hxi.com>
10058 * config/h8300/h8300.md: Update copyright.
10059 (andsi3): Do not output an extra newline character.
10061 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10063 * toplev.c (note_deferral_of_defined_inlined_function): Argument
10064 FNDECL may be unused.
10066 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
10067 follow jumps after first run.
10068 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
10069 it doesn't change any jumps.
10071 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
10073 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
10074 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
10075 (mostlyclean): Corresponding changes.
10076 * rtlanal.c (hard-reg-set.h): Include.
10077 (rtx_unstable_p): Do not treat the argument pointer specially
10078 if it is not a fixed register.
10079 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
10081 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10083 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
10084 against last real insn in basic block.
10085 Rework to avoid gotos.
10087 * Makefile.in (gcse.o): Now includes ggc.h.
10088 * gcse.c: Include ggc.h.
10089 (want_to_gcse_p): Verify expression can be in SET as valid insn.
10090 (try_replace_reg): Remove warning of uninitialize variable.
10091 (process_insert_insn): Call invalid_insn_p to validate insn.
10092 * recog.c (insn_invalid_p): Now global.
10093 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10094 * recog.h (insn_invalid_p): New declaration.
10096 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10098 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10099 assignments from FP constants since 'Y' output code can't handle it.
10100 (eligible_for_sibcall_delay): Likewise.
10102 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10103 Call fancy_abort directly, passing args.
10104 (print_rtl_and_abort): Now a macro, like fancy_abort.
10106 * final.c (output_operand_lossage): Use internal_error, not error.
10108 2001-02-18 Shane Nay <shane@agendacomputing.com>
10110 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10111 structure shift insns.
10113 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10115 * invoke.texi (-fsquangle): Remove documentation.
10116 (-fname-mangling-version): Likewise.
10118 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10120 * optabs.c (expand_abs): Remove reference to
10121 HAVE_contitional_arithmetic.
10122 * combine.c (simplify_set): Likewise.
10124 2001-02-18 Richard Henderson <rth@redhat.com>
10126 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10127 would be disrupted.
10129 2001-02-18 Richard Henderson <rth@redhat.com>
10131 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10133 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10135 * reload1.c (reload_cse_simplify_set): Fix typo.
10137 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10139 * diagnostic.c (_fatal_insn): Decrement errorcount.
10141 * invoke.texi (-I): Add note avoiding use for system header files.
10143 * rtl.h (add_clobbers): Remove duplicate declaration.
10144 * recog.h (added_clobbers_hard_reg_p): New declaration.
10145 * genemit.c (struct clobber_pat): New field has_hard_reg.
10146 (gen_insn): Record if added clobbers clobber hard reg.
10147 (gen_split): Avoid unused warning if number of operands is 0.
10148 (output_added_clobbers_hard_reg_p): New function.
10151 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10153 * pa.c (hppa_expand_prologue): Simplify code storing return
10154 pointer. For large (>=8k) frames with a post_store, adjust stack
10155 pointer by 8k-64 first rather than by 64. When testing with
10156 VAL_14_BITS_P, always use the actual value rather than the value
10157 negated. Add blockage to prevent scheduling of spills before
10158 stack frame has been created.
10159 (hppa_expand_epilogue): Simplify code loading return pointer.
10160 Allow a slightly larger range for merge_sp_adjust_with_load case.
10161 When testing with VAL_14_BITS_P, always use the actual value.
10163 * pa.c (pa_adjust_insn_length): Check that block move
10164 pattern is a set before looking at operands.
10166 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10168 * fold-const.c (fold_binary_op_with_conditional_arg): New
10169 function, split out from ...
10171 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10172 conditional arms that throw exceptions.
10174 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10175 looking at a BLOCK.
10177 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10179 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10180 define HAVE_DECL_* to 1 to mask potential backup declarations.
10181 * configure: Regenerated.
10183 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10185 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10187 2001-02-17 Richard Henderson <rth@redhat.com>
10189 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10190 when replacing a memory load with a register.
10192 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10193 Jan Hubicka <jh@suse.cz>
10195 * recog.c (validate_replace_src_1): New.
10196 (validate_replace_src_data): Likewise.
10197 (validate_replace_src): Use note_uses.
10198 * rtl.h (note_uses): Declare.
10199 * rtlanal.c (note_uses): New.
10201 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10203 * reg-stack.c (stack_def): Make field reg unsigned.
10204 (remove_regno_note): Unsignetize parameter.
10206 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10208 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10209 shladd_operand() call.
10211 2001-02-16 Bruce Korb <bkorb@gnu.org>
10212 Rodney Brown <RodneyBrown@mynd.com>
10214 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10215 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10216 machine restrictions
10217 * fixinc/fixincl.x: regen
10219 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10221 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10223 (hash_scan_insn): Clean up calls to hash_scan_set.
10224 (compute_kill_rd): REGNO now unsigned.
10225 (try_replace_reg): Rework to use simplify_replace_rtx.
10226 (cprop_jump, cprop_cc0_jump): Likewise.
10227 (cprop_insn): Call find_reg_equal_equiv_note.
10228 Reflect changes to cprop_jump and cprop_cc0_jump.
10230 * recog.c (validate_replace_src): Replace in operands of
10231 ZERO_EXTRACT in SET_DEST.
10233 * cse.c (new_label_ref): New variable.
10234 (insert): Set it instead of recorded_label_ref.
10235 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10236 CODE_LABEL for this function, and not already in REG_LABEL note.
10238 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10240 * resource.c (mark_referenced_resources): Fix typo in introductory
10242 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10245 2001-02-16 Jason Merrill <jason@redhat.com>
10247 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10249 (gen_subprogram_die): Don't abort on seeing a second definition if
10250 the previous one was abstract. Don't replace an abstract instance
10251 in the lookup table.
10253 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10254 gen_abstract_function.
10255 * dwarf2out.h: Declare it.
10256 * toplev.c (note_outlining_of_inline_function): New fn.
10257 * toplev.h: Declare it.
10258 * integrate.c (output_inline_function): Call it.
10259 * c-decl.c (duplicate_decls): Call it when redefining an extern
10260 inline. Don't inline the new defn.
10262 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10264 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10266 * .gdbinit: Rename to gdbinit.in.
10267 * gdbinit.in: New file,
10268 * configure.in: Generate .gdbinit from gdbinit.in.
10269 * configure: Regenerated.
10270 * Makefile.in (distclean): Always remove .gdbinit.
10272 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10274 * objc/objc-act.c (start_class): Register implemented_classes with
10277 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10279 * cppfiles.c (_cpp_make_system_header): Generate a file
10282 2001-02-15 Jim Meyering <meyering@lucent.com>
10284 * Makefile.in (install-common): Don't depend on installdirs here.
10285 Instead, make each of the lang.install-common targets (e.g.,
10286 c++.install-common in cp/Make-lang.in) depend on it.
10287 (install-driver): Depend on installdirs.
10289 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10291 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10293 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10296 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10298 * invoke.texi (--param): Document.
10300 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10302 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10304 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10306 * i386.md (extendsfdf2_2): Fix constraints.
10308 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10310 * i386.md (fop_df_3 splitter): Fix operand number.
10312 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10314 * invoke.texi (-mreg-alloc): Nuke.
10315 * i386.c (ix86_reg_alloc_order, regs_allocated,
10316 order_regs_for_local_alloc): Nuke.
10317 (override_options): Kill reg_alloc code.
10318 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10319 (REG_ALLOC_ORDER): SSE goes before I387.
10320 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10321 (ix86_reg_alloc_order): Likewise.
10322 * i386-protos.h (ix86_reg_alloc_order): Kill.
10324 2001-02-14 Richard Henderson <rth@redhat.com>
10326 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10328 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10330 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10332 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10334 * i386-protos.h (ix86_memory_move_cost): Move offline.
10335 * i386.c (ix86_register_move_cost): Compute properly cost of
10336 SSE, MMX and i387 instructions.
10337 (*_cost): Add costs of SSE/MMX moves.
10338 (ix86_memory_move_cost): Move offline from ....; Likewise.
10339 * i386.h (MEMORY_MOVE_COST): .... here;
10340 (struct processor costs): Add new fields to represent costs
10343 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10345 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10346 move_cost together with Matt Kraai's fix.
10348 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10350 * Makefile.in (OBJS): Add params.o.
10352 2001-02-14 Richard Henderson <rth@redhat.com>
10353 DJ Delorie <dj@redhat.com>
10355 * jump.c (jump_optimize_1): When we delete a conditional jump
10356 preceeding a non-conditional jump to effectively the same place,
10357 make sure that the combined jump skips any clobber insns between
10360 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10362 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10364 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10366 * Makefile.in (toplev.o): Depend on params.h.
10367 (intergate.o): Likewise.
10368 (params.o): New target.
10369 * flags.h (inline_max_insns): Remove.
10370 * integrate.c: Include params.h.
10371 Use MAX_INLINE_INSNS instead of inline_max_insns.
10372 * params.c: New file.
10373 * params.h: Likewise.
10374 * params.def: Likewise.
10375 * toplev.c: Include params.h.
10376 (lang_independent_params): New variable.
10377 (decode_f_option): Use the param machinery instead of setting
10379 (independent_decode_option): Handle "--param name=value".
10380 (main): Register language-independent parameters.
10382 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10384 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10386 2001-02-14 Richard Henderson <rth@redhat.com>
10388 * regclass.c (init_reg_sets_1): Revert last two changes.
10390 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10392 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10393 (variable_size): Call put_pending_size.
10394 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10395 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10396 sizes list, put newly created SAVE_EXPR there as well.
10398 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10400 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10401 (errata_find_address_regs): load_group has only 2 entries.
10402 (errata_emit_nops): Likewise. shladd is not problematic.
10403 Clear last_group if nop was emitted.
10404 (fixup_errata): load_group has only 2 entries.
10407 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10409 * c-lex.c (lex_number): Only warn traditionally for U suffix
10410 outside system macros.
10411 * cppexp.c (parse_number): Similarly.
10412 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10413 * cppmacro.c (struct cpp_macro): New member node.
10414 (parse_args): Only warn about missing rest args if not
10416 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10417 (cpp_sys_objmacro_p): New.
10418 (_cpp_create_definition): Store the node with the macro defn.
10419 Remember if the macro is defined in a system header.
10421 2001-02-13 DJ Delorie <dj@redhat.com>
10423 * configure.in (check_languages): determine languages to check
10424 * Makefile.in (check-c++): alias for check-g++
10425 (check-f77): alias for check-g77
10426 (CHECK_TARGETS): depend on configured languages
10428 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10430 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10431 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10432 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10433 (sqrtextendsfdf2): Disable for SSE2.
10435 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10437 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10438 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10439 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10440 (sqrtextendsfdf2): Disable for SSE2.
10442 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10444 * i386.md (movsfcc_1): Support integer cmove instruction.
10445 (movdfcc_1): Likewise; new splitter.
10447 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10449 * i386.c (output_fp_compare): Support SSE.
10450 (prepare_fp_compare_args): SSE comparisons always support memory.
10451 * i386.h (TARGET_CMOVE): SSE imply cmove.
10452 * i386.md (cmp?f2): Enable for SSE too.
10453 (cmpfp_i*): Support SSE.
10454 (cmpfp_i_sse): New.
10455 (cmpfp_i_sse_only): New.
10456 (s*, b* fp expanters): Enable for SSE too.
10457 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10460 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10462 * regclass.c (init_reg_sets_1): Silence warning.
10464 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10466 * i386.md (sqrt?f2): Change to expander.
10467 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10469 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10471 * rtlanal.c (find_reg_equal_equiv_note): New function.
10472 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10473 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10474 * rtl.h: Add declarations for above functions.
10476 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10478 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10480 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10481 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10482 * flow.c (mark_regs_live_at_end): Likewise.
10483 (calculate_global_regs_live): Likewise.
10484 * gcse.c (compute_hash_table): Likewise.
10485 (compute_kill_rd): Likewise.
10486 * resource.c (mark_target_live_regs): Likewise.
10487 * rtl.h (INVALID_REGNUM): New macro.
10489 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10491 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10493 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10495 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10498 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10500 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10502 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10503 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10504 (fop_sf_1_sse, fop_df_1_sse): New patterns
10505 (fop_*): Disable float_extend and float patterns for SSE compilation.
10506 * i386.c (output_387_binary_op): Support SSE.
10508 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10510 * i386.md (dummy_extendsfdf2): Support SSE2
10511 (extendsfdf2): Enable if 80387 or SSE2.
10512 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10513 and no MIX_I387_SSE2
10514 (extendsfdf2_1_sse_only): New pattern.
10515 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10517 (truncdfsf2_1): Support SSE.
10518 (truncdfsf2_2): Support SSE.
10519 (truncdfsf2_2_1_sse): New pattern.
10520 (fixtruncsfsi2): Always use SSE if available.
10521 (fix_truncsfsi_sse): New pattern.
10522 (fix_truncdfsi_sse): New pattern.
10523 (floatsis?f2): Support SSE.
10524 (floatsidf2_i387): New pattern.
10525 (floatsidf2_sse): Likewise.
10527 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10529 * configure.in: Use "have_gnat" variable, not "gnat".
10530 * configure: Regenerated.
10532 * config/sparc/sparc.c (function_value): Treat all non-record
10533 aggregate types like used to treat UNION_TYPE.
10535 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10537 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10538 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10540 (MASK_MIX_SSE_I387): New.
10541 (TARGET_SSE): SSE2 imply SSE.
10542 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10543 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10544 (enum reg_class): Add new classes.
10545 (REG_CLASS_NAMES): Likewise.
10546 (REG_CLASS_CONTENTS): Likewise.
10547 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10548 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10549 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10550 (CLASS_MAX_NREGS): Use new macros.
10551 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10552 * i386.md (pushsf, movsf): Support SSE.
10553 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10554 splitters to use ANY_FP_REGNO_P.
10555 (movdf_nointeger, movdf_integer): Likewise.
10557 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10559 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10560 (try_combine): Use it.
10562 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10564 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10565 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10566 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10567 (REGISTER_MOVE_COST): Likewise.
10568 * i386-protos.h (ix86_secondary_memory_needed,
10569 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10570 * i386.c (ix86_secondary_memory_needed,
10571 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10573 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10575 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10576 (HARD_REGNO_MODE_OK): Move offline to ....
10577 * i386.c (ix86_hard_regno_mode_ok) ... here;
10578 refuse all incorrect modes.
10579 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10581 2001-02-13 Richard Henderson <rth@redhat.com>
10583 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10584 entire operator; replicate that and match_dup the operands.
10585 (cmp_ccx_arith_op_set): Likewise.
10586 (cmp_cc_arith_op_not_set): Likewise.
10587 (cmp_ccx_arith_op_not_set): Likewise.
10589 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10591 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10593 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10595 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10596 (TARGET_NO_BITFIELD_WORD): New macro.
10597 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10598 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10600 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10602 * cselib.c: New file, from simplify-rtx.c.
10603 * simplify-rtx.c: Remove cselib parts.
10604 * Makefile.in: Add cselib.o.
10606 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10608 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10609 (setup_incoming_varargs): Remove warning.
10611 * config/rs6000/rs6000.c (validate_condition_mode): When
10612 flag_fast_math, allow floating-point conditionals to be reversed.
10613 (rs6000_generate_compare): When flag_fast_math, don't generate
10614 cror operations for FP conditionals.
10616 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10618 (ASM_SPEC): Likewise.
10619 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10620 (CC1_SPEC): Likewise.
10621 (LINK_TARGET_SPEC): Likewise.
10622 (CPP_ENDIAN_SPEC): Likewise.
10623 * Makefile.in (check-consistency): New target.
10625 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10627 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10628 "return type defaults" warning for functions with return type
10630 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10631 function declarations by default rather than only when pedantic.
10633 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10635 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10638 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10640 * extend.texi (Deprecated): Deprecate new initializer lists.
10642 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10644 * mkdeps.c (deps_add_default_target): Robustify. Add
10645 basename component only.
10646 * cpp.texi (-M): Describe how default target is generated.
10647 * invoke.texi (-M): Likewise.
10649 2001-02-12 Kazu Hirata <kazu@hxi.com>
10651 * toplev.c (push_float_handler): Remove.
10652 (pop_float_handler): Remove.
10653 * toplev.h: Remove prototypes for the above functions.
10655 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10657 * c-common.c (constant_fits_type_p): New function.
10658 (convert_and_check): Use it.
10660 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10662 * Makefile.in (GXX_ABI_FLAG): Don't define.
10663 * configure.in (--enable-new-gxx-abi): Remove option.
10664 * config.in: Regenerated.
10665 * configure: Likewise.
10667 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10669 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10671 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10672 regular basic block, and arrange for all edges into it to switch
10675 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10677 * Makefile.in (distclean): Do not remove .gdbinit.
10679 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10681 * Makefile.in (gcc.o): Fix typos.
10682 (protize.o): Likewise.
10683 (unprotoize.o): Likewise.
10685 2001-02-11 Richard Henderson <rth@redhat.com>
10687 * tree.c (build1): Check for null operand in last change.
10689 2001-02-11 Richard Henderson <rth@redhat.com>
10691 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10692 (fold): Don't assume a constant isn't foldable.
10693 * tree.c (build): Set TREE_CONSTANT for an expression with no
10694 side-effects and constant operands.
10695 (build1): Likewise.
10697 2001-02-10 Richard Henderson <rth@redhat.com>
10699 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10701 2001-02-10 Anthony Green <green@redhat.com>
10703 * cpp.texi (Standard Predefined): Add documentation for
10706 * c-common.c (combine_strings): Improve warning message.
10708 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10710 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10712 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10714 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10716 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10719 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10721 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10724 2001-02-09 Nick Clifton <nickc@redhat.com>
10726 * config/arm/arm.md: Change output contraint on post inc
10727 load/store multiple patterns to be a read/write contraint.
10729 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10731 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10732 .o files when using the -M options.
10734 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10735 David Edelsohn <edelsohn@gnu.org>
10737 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10738 handle DImode constants. Use one TOC entry for SImode and smaller
10739 constants, aligned properly.
10741 2001-02-08 Jason Merrill <jason@redhat.com>
10743 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10744 about the SP adjustment for saving the static chain pointer.
10745 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10746 offset when setting a temporary CFA register.
10748 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10750 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10751 powerpc-*-chorusos* .
10752 * config/rs6000/chorus.h : New file.
10753 * config/i386/chorus.h : New file.
10754 * config/sparc/chorus.h : New file.
10755 * config/sparc/t-chorus-elf : New file.
10757 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10759 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10760 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10761 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10762 (__WCHAR_TYPE__): Correct macro name.
10764 2001-02-08 Richard Henderson <rth@redhat.com>
10766 * config/i386/i386.c (ix86_frame_pointer_required): New.
10767 (ix86_setup_frame_addresses): New.
10768 (struct machine_funciton): Add accesses_prev_frame.
10769 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10770 ix86_frame_pointer_required.
10771 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10772 (SETUP_FRAME_ADDRESSES): New.
10773 * config/i386/i386-protos.h: Update.
10774 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10775 from FRAME_POINTER_REQUIRED.
10776 * config/i386/svr3gas.h: Likewise.
10777 * config/i386/sysv3.h: Likewise.
10778 * config/i386/v3gas.h: Likewise.
10780 2001-02-08 Richard Henderson <rth@redhat.com>
10782 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10783 calculation of the number of integer registers required.
10784 (function_arg_record_value): Likewise.
10786 2001-02-08 Jason Merrill <jason@redhat.com>
10788 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10789 two. Print file and line with "confused" message.
10791 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10793 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10795 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10797 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10799 * final.c (cleanup_subreg_operands): The address of a MEM can
10802 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10805 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10807 * gcc.texi (Incompatibilities): Update documentation of
10808 preprocessing numbers.
10810 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10812 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10814 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10816 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10818 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10819 * gcc.c (struct compiler): Add cpp_spec field.
10820 (input_file_compiler): New variable.
10821 (do_spec_1): Allow a particular compiler to handle `%C'
10823 (main): Store the current compiler in input_file_compiler.
10824 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10826 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10828 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10829 * cppinit.c (cpp_create_reader): Initialize them.
10830 (append_include_chain): cxx_aware arg might be unused.
10831 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10832 keywords and give them their phase 7 meaning. Pedwarn about
10833 this unless '__bool_true_false_are_defined' is defined.
10835 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10837 * lcm.c (optimize_mode_switching): Emit mode_set before the
10838 JUMP_INSN of an abnormal edge.
10840 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10842 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10843 a scheduling barrier at the end.
10845 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10847 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10849 * config/sh/sh.md (reload_outsf): Removed.
10850 (movsf_ie): Introduce constraints for FPUL loads and stores.
10851 (reload_insf): Broaden the output constraint.
10853 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10855 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10856 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10858 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10860 * final.c: Revert my previous changes.
10861 * output.h: Make profile_label_no extern.
10862 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10863 for generating label.
10865 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10867 * config/i386/djgpp.h: Add comments about standard paths.
10868 (MD_EXEC_PREFIX): Undefine before defining.
10869 (MD_STARTFILE_PREFIX): New.
10871 2001-01-30 Bruce Korb <bkorb@gnu.org>
10873 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10874 (load_file): do not rely on load_file_data() to close file pointer
10875 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10876 fixinc/inclhack.def(irix_limits_const): add test_text
10878 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10880 * cppexp.c (parse_defined): Improve diagnostics for invalid
10883 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10885 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10887 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10889 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10890 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10891 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10892 (rs6000_output_symbol_ref): New function.
10893 (output_toc): Use VTABLE_NAME_P.
10895 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10897 * print-tree.c (print_node, case PARM_DECL):
10898 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10900 * stor-layout.c (reference_types_internal): New variable.
10901 (internal_reference_types): New function.
10902 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10903 * tree.h (internal_reference_types): New declaration.
10905 * cse.c (find_best_addr): Fix typo in computing cost.
10907 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10909 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10910 and this is the sum of a pointer and a constant, we know the result
10912 (num_sign_bit_copies, case PLUS): Likewise.
10913 * explow.c (convert_memory_address): Remove opposite SUBREG.
10914 * function.c (instantiate_new_reg): New function (from common code).
10915 (instantiate_virtual_regs_1): Call it.
10916 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10917 if pointers sign- or zero-extend.
10918 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10919 If pointers extend unsigned, use inside of SUBREG.
10920 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10922 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10924 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10925 subdir of gcc_gxx_include_dir.
10926 (gcc_gxx_target_include_dir): Remove.
10928 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10930 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10931 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10932 a high-level description.
10934 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10936 * final.c: Move the declaration of profile_label_no to ...
10937 * output.h: ... here.
10938 * function.c (expand_function_start): Call PROFILE_HOOK.
10939 * config/rs6000/aix.h: Define PROFILE_HOOK.
10940 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10941 * config/rs6000/rs6000.c (output_profile_hook): Define.
10942 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10943 output_profile_hook.
10944 tm.texi : Explain new macro PROFILE_HOOK.
10946 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10948 * extend.texi (Extended Asm): Do not say that semicolon is always
10949 a valid line-breaking character for GNU assemblers. Use
10950 newline-tab as the most commonly supported syntax. Use
10951 newline-tab rather than semicolon in multi-insn examples.
10953 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10955 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10957 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10958 David Edelsohn <edelsohn@gnu.org>
10960 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10961 code for AIX, even without flag_pic.
10963 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10965 * c-typeck.c (common_type): push and pop binding level around
10966 calling common_type on function parameters.
10968 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10970 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10972 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10974 * config/mips/mips.c (override_options): Fix typo in last change.
10975 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10976 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10978 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10980 * invoke.texi (-fdump-class-layout): Document.
10981 (-fdump-translation-unit): Use `=' as filename separator.
10983 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10985 * Makefile.in (s-mlib): Don't build multilibs if
10986 --disable-multilib.
10987 (DRIVER_DEFINES): Adjust accordingly.
10989 (protoize.o): Likewise.
10990 (unprotoize.o): Likewise.
10991 * configure.in: Recognize --enable-multilib.
10993 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10995 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10997 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10998 * configure.in: Remove --enable-libstdcxx_v3 support.
10999 * configure: Regenerated.
11001 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11003 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
11004 Call abort instead of fatal.
11005 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
11006 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
11007 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
11008 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
11009 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
11010 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
11012 * diagnostic.h (set_internal_error_function): Renamed.
11013 * toplev.h (internal_error): Renamed from fatal.
11014 (pfatal_with_name): Deleted.
11015 (fatal_io_error): Now has printf-style arguments.
11016 * diagnostic.c (pfatal_with_name): Deleted.
11017 (fatal_io_error): Rework to have args in printf-style.
11018 (set_internal_error_function): Renamed from set_fatal_function.
11019 (internal_error): Renamed from fatal.
11020 (error_recursion, fancy_abort): Call internal_error instead of fatal.
11021 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
11022 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
11023 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
11024 * flow.c (verify_flow_info): Likewise.
11025 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
11026 * config/mips/mips.c (save_restore_insns): Likewise.
11028 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
11029 * flow.c (verify_flow_info): Likewise.
11030 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
11031 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
11032 (avr_normalize_condition): Likewise.
11033 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
11034 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
11035 (limit_reload_class, double_reg_to_memory): Likewise.
11036 (print_operand_address, emit_1600_code_shift): Likewise.
11037 (gen_tst_reg, gen_compare_reg): Likewise.
11038 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
11039 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
11041 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
11043 * c-parse.in (methoddef): Call fatal_error instead of fatal.
11044 * objc/objc-act.c (build_ivar_chain): Likewise.
11045 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
11047 * graph.c (clean_graph_dump_file): Likewise.
11048 * profile.c (init_branch_prob): Likewise.
11049 * objc/objc-act.c (objc_init): Likewise.
11051 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
11052 * config/avr/avr.c (avr_override_options): Likewise.
11053 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
11054 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
11055 * config/h8300/h8300.c (h8300_init_once): Likewise.
11056 * config/mips/mips.c (override_options): Likewise.
11057 * config/i386/i386.c (override_options): Likewise, rework.
11058 * config/m68k/m68k.c (override_options): Likewise.
11060 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
11062 * config/mips/mips.c (print_operand): Likewise.
11063 * hash.c (hash_allocate): Don't check for failure returns from
11064 obstack functions that can't fail.
11065 (hash_table_init_n, hash_table_init): Likewise; also now return void.
11066 * hash.h (hash_table_init_n, hash_table_init): Now return void.
11067 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
11068 (get_object_reference): Likewise.
11070 2001-02-04 Nick Clifton <nickc@redhat.com>
11072 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
11073 StrongARM1110, 10TDMI, and 1020T.
11075 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11077 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
11079 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
11081 * config/sh/sh.md (movdf load split): Pass register number to
11082 FP_OR_XD_REGISTER_P.
11084 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11086 * cppinit.c (BC): New macro.
11087 (builtin_array): Add __GXX_WEAK__.
11088 * cpplib.h (builtin_type): Add BT_WEAK.
11089 * cppmacro.c (builtin_macro): Handle BT_WEAK.
11090 * defaults.h (SUPPORTS_ONE_ONLY): Define.
11091 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11093 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11095 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11097 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11099 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11100 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11102 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11104 * cpphash.h: Rename ALIGN _ALIGN.
11105 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11107 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11109 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11110 compilation environment.
11111 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11112 control over location of cygwin includes and libs.
11114 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11116 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11118 2001-02-02 lars brinkhoff <lars@nocrew.org>
11120 * md.texi (Standard Names): remove reference to spur.md.
11122 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11124 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11125 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11126 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11127 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11128 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11130 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11132 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11133 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11134 number before reload.
11135 (c4x_adjust_cost): Return zero before reload.
11136 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11137 split before reload.
11139 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11141 * c4x.c (c4x_hard_regno_rename_ok): New.
11142 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11143 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11145 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11147 * diagnostic.h: Add missing "extern" in all declarations.
11149 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11151 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11152 as for gcc_gxx_include_dir.
11154 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11156 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11158 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11160 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11161 label before alignment to be used as the braf base address.
11162 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11164 (casesi_jump_2): Require at least TARGET_SH2.
11166 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11167 truncation to 32-bit doubles on -m3e and -m4-single-only.
11169 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11171 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11172 the default when building a shared object.
11173 (init_spec): Use it.
11174 * testsuite/lib/g++.exp: Include the directory where libgcc
11175 is located to the LD_LIBRARY_PATH list.
11176 * invoke.texi (-shared-libgcc): Document the cases in which
11177 GCC defaults to using the shared libgcc.
11179 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11181 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11182 unsigned is wide enough.
11183 (BITS_PER_SI): New.
11184 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11185 (si_to_float): Likewise.
11186 (float_to_si, float_to_usi): Use BITS_PER_SI.
11188 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11190 * dwarf2out.c: Added explanation of abbreviations.
11191 (def_cfa_1): Added comments listing DWARF2 instructions.
11192 (cfa_temp_reg): Removed in favor of cfa_temp.
11193 (cfa_temp_value): Removed in favor of cfa_temp.
11194 (cfa_temp): New global variable.
11195 (dwarf2out_frame_debug_expr): Added extensive introductory
11196 comments explaining the function's transformations. Revised to
11197 use cfa_temp. Added some rtx checking. Generalize IOR case.
11198 (dwarf2out_frame_debug): Revised to use cfa_temp.
11199 (output_aranges): Cast as "unsigned" to avoid warning.
11200 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11201 explain which instructions must be marked.
11203 2001-02-01 Richard Henderson <rth@redhat.com>
11205 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11208 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11210 * config/sh/crt1.asm (main_k): Modified so that start calls
11211 ___setup_argv_and_call_main.
11213 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11215 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11216 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11217 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11218 * cppmacro.c (builtin_macro): Set builtin flags here.
11219 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11220 (replace_args): Clarify intent.
11221 (cpp_get_token): Macro expansion tokens get the saved flags.
11223 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11226 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11228 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11231 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11233 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11234 returns Pmode pseudo, but we need ptr_mode.
11235 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11236 Remove bogus conversions; use HOST_WIDE_INT for size.
11237 Don't use TARGET if wrong mode.
11239 * config/i386/i386.c (ix86_compute_frame_size): Allow
11240 stack_alignment_needed to be non-default even if size is zero.
11242 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11244 * pa.c (hppa_init_pic_save): New function.
11245 * pa.h (hppa_init_pic_save): Declare.
11246 * pa.md (call, call_value, sibcall, sibcall_value): Use
11247 the above instead of duplicated code.
11249 * pa.c (hppa_encode_label): Correct size of alloca buffer
11250 so we don't overrun it. Correct leading `*' case.
11251 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11252 need to handle `*@'.
11253 (FUNCTION_NAME_P): Likewise.
11255 2001-01-31 Richard Henderson <rth@redhat.com>
11257 * config.gcc (alpha-osf5): Use float-i128.h.
11259 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11260 * config/float-i32.h: Likewise.
11261 * config/float-i64.h: Likewise.
11262 * config/float-sh.h: Likewise.
11263 * config/float-sparc.h: Likewise.
11265 2001-01-31 DJ Delorie <dj@redhat.com>
11267 * expmed.c (extract_bit_field): allow non-integral modes if we
11268 want to extract a whole register from itself.
11270 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11272 * c-typeck.c (set_init_index): If first is equal to last, assume as
11273 if it was not a range at all.
11275 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11277 * config/fp-bit.c: Include tm.h.
11278 (float_to_si): Don't assume SImode is 32-bits wide.
11279 (float_to_usi): Likewise.
11281 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11283 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11285 (typename): Call pending_xref_error after parsing typed_typespecs.
11286 * c-decl.c (lookup_tag): Give error immediately rather than
11287 leaving it pending if the tag of the wrong type is in the same
11289 (xref_tag): Don't pedwarn for forward declarations of enum types
11291 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11294 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11296 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11298 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11300 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11301 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11303 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11305 * cpphash.h (struct cpp_reader): New saved_flags.
11306 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11307 to avoid a paste after a pasted token.
11309 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11311 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11312 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11313 Wtype_MIN instead of LONG_MIN.
11315 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11317 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11319 * fixinc/fixincl.x: Regenerated.
11320 * fixinc/inclhack.def (irix_limits_const): New definition to
11321 convert "const" to "__const" in limits.h.
11323 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11325 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11327 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11329 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11330 when register dies in the insn.
11332 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11334 * diagnostic.c (fatal): Fix word wrap.
11336 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11338 * combine.c (try_combine): Fix SUBREG setting for
11339 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11341 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11343 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11346 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11348 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11350 * toplev.c (decode_W_option): Update warn_larger_than
11351 unconditionally for each processed switch.
11353 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11355 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11357 (hppa_expand_prologue): Delete code to save pic offset table register
11358 in the function prologue.
11359 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11360 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11361 table register at the beginning of the function after the prologue.
11363 2001-01-29 lars brinkhoff <lars@nocrew.org>
11365 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11367 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11368 Jeff Law <law@redhat.com>
11370 * pa.md (return): Revise comment for trivial return.
11371 (return_internal): Non-trivial return pattern for non-PIC code.
11372 (return_internal_pic): Non-trivial return pattern for PIC code.
11373 It uses the PIC register to ensure it is restored after
11375 (epilogue): Generate appropriate return for PIC and non-PIC code.
11377 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11379 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11381 2001-01-29 DJ Delorie <dj@redhat.com>
11383 * combine.c (if_then_else_cond): Pass the correct mode to
11384 operand_subword() for constants.
11386 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11388 * config/i386/cygwin.h: Add w32api to include search. Search different
11389 directories in a cross-build environment.
11391 2001-11-29 Tim Josling <tej@melbpc.org.au>
11393 * tree.h (TYPE_STUB_DECL): Add documentation.
11395 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11397 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11398 (sdbout_field_types): Likwise. Fix use of host_integerp.
11400 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11402 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11405 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11407 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11408 to use flag_gnu_linker.
11410 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11412 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11413 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11415 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11417 * tree.c, tree.h (build_parse_node): Remove; was identical to
11419 * c-lang.c (start_cdtor), objc/objc-act.c
11420 (build_module_descriptor): Use build_nt instead of
11423 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11425 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11426 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11427 not have any upper bits set.
11429 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11431 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11433 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11435 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11437 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11439 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11440 (integer_minus_one_node): Define.
11442 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11444 * Makefile.in (bootstrap2-lean): Fix typo.
11446 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11448 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11449 : Don't set fe_value.
11450 * cpplib.h (AVOID_LPASTE): New flag.
11451 (struct cpp_hashnode): Remove fe_value.
11452 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11453 * cppmacro.c (builtin_macro): Don't set flags here.
11454 (replace_args): Set AVOID_LPASTE flag on first token of an
11455 argument, and the token following it.
11456 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11457 macro expansion, and on the token following it. Do it for
11459 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11461 2001-01-27 Richard Henderson <rth@redhat.com>
11463 * config/alpha/t-ieee: Remove multilibbing.
11464 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11466 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11468 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11470 * Makefile.in: Remove all dependencies on defaults.h.
11471 * builtins.c: Don't include defaults.h.
11472 * c-common.c: Likewise.
11473 * c-decl.c: Likewise.
11474 * c-pragma.c: Likewise.
11475 * c-typeck.c: Likewise.
11476 * combine.c: Likewise.
11477 * i386.c: Likewise.
11478 * frame-ia64.c: Likewise.
11479 * cppexp.c: Likewise.
11480 * crtstuff.c: Likewise.
11481 * dbxout.c: Likewise.
11482 * dwarf2out.c: Likewise.
11483 * dwarfout.c: Likewise.
11484 * emit-rtl.c: Likewise.
11485 * except.c: Likewise.
11486 * expr.c: Likewise.
11487 * final.c: Likewise.
11488 * frame-dwarf2.c: Likewise.
11489 * libgcc2.c: Likewise.
11490 * optabs.c: Likewise.
11491 * profile.c: Likewise.
11492 * sdbout.c: Likewise.
11493 * toplev.c: Likewise.
11494 * tradcif.y: Likewise.
11495 * tree.c: Likewise.
11496 * varasm.c: Likewise.
11498 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11500 * builtins.c (expand_builtin_fputs): Use size_one_node when
11501 transforming into fwrite.
11503 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11505 * extend.texi (Attribute Syntax): New section.
11507 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11509 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11510 they didn't need fixing.
11512 2001-01-27 Janis Johnson <janis@us.ibm.com>
11514 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11516 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11517 to remove macro definitions that are duplicated from elfos.h.
11519 2001-01-27 Richard Henderson <rth@redhat.com>
11521 * config/i386/sco5gas.h: Move ...
11522 * config/usegas.h: ... here.
11523 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11525 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11527 * c-typeck.c (struct constructor_stack): Add range_stack member.
11528 (really_start_incremental_init): Clear it.
11529 (push_init_level): Save constructor_range_stack and clear it if
11530 pushing explicit braces.
11531 (pop_init_level): abort if constructor_range_stack is non-zero at
11532 explicit closing brace. Restore saved constructor_range_stack if
11535 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11537 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11538 into register was forced into memory.
11540 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11542 * Makefile.in: Remove uses of + before $(MAKE).
11544 2001-01-26 Richard Henderson <rth@redhat.com>
11546 * stmt.c (cost_table): Remove.
11547 (COST_TABLE, cost_table_initialized): New.
11548 (estimate_case_costs): Use the later instead of the former.
11549 (balance_case_nodes): Likewise.
11551 2001-01-26 Richard Henderson <rth@redhat.com>
11553 * alias.c (objects_must_conflict_p): Read-only slots may not
11554 conflict despite having the same type.
11556 2001-01-27 Michael Hayes <mhayes@redhat.com>
11558 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11560 (check_ext_dependant_givs): Initialise u_start_val and
11562 (load_mems): Make last_max_reg unsigned.
11563 (try_swap_copy_prop): Use INSN_P and initialise set.
11565 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11567 * README.AVR : Removed.
11569 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11571 * pa-64.h (text_section): Remove declaration.
11573 * pa.md (return_internal): Remove mode on PIC register use.
11575 2001-01-25 lars brinkhoff <lars@nocrew.org>
11577 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11578 ASM_CLOSE_PAREN): fix typos.
11580 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11582 * acconfig.h: Define `const' to the empty string if neither
11583 __STDC__ nor __cplusplus is defined.
11584 * config.in: Regenerated.
11586 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11588 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11589 * collect2.c (main): Delete importf. Add ".obj" file extension.
11590 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11591 (aix_std_libs): Add additional AIX libraries to skip.
11592 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11593 * config/rs6000/aix51.h: New file.
11595 2001-01-25 Michael Hayes <mhayes@redhat.com>
11597 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11598 (loop_insn_emit_before): No longer static.
11599 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11600 (loop_givs_rescan, load_mems): Likewise.
11601 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11602 (maybe_eliminate_biv_1):
11603 (move_movables): Replace emit_call_insn_before with
11604 loop_call_insn_hoist.
11605 * loop.h (loop_insn_emit_before): Add.
11606 * unroll.c (copy_loop_body): Replace emit_insn_before with
11607 loop_insn_emit_before.
11609 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11611 * diagnostic.c (fatal): Request preprocessed source.
11613 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11615 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11616 olddecl has argument types and newdecl has none, use the argument
11617 types from olddecl.
11619 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11621 * dwarf2out.c (prefix_of): New function. Determine longest common
11622 prefix of the two arguments. The units are whole path components.
11623 (output_file_names): When adding a new directory find the one entry
11624 with the longest common prefix already in the list. Artificially
11625 generate entry if there is none for this prefix.
11626 Fix test to check whether the zeroth directory entry is used.
11628 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11630 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11631 Changed all callers. Take it into account when deciding if a
11632 previously loaded value matches.
11634 2001-01-24 Richard Henderson <rth@redhat.com>
11636 * reload.c (find_reloads_subreg_address): Fail the substitution
11637 if the resulting address is insufficiently aligned.
11639 2001-01-24 DJ Delorie <dj@redhat.com>
11641 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11642 check the original operand's mode also.
11643 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11645 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11647 * c-parse.in (cast_expr): Move compound literals from here ...
11648 (primary): ... to here. Use standard terminology "compound
11649 literal" instead of "constructor expression".
11651 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11653 * gcc.1, cpp.1: Regenerate.
11655 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11657 * calls.c (emit_library_call_value_1): Memory slot for
11658 pass-by-reference argument should have the mode of the argument,
11659 not of the pointer to it.
11661 2001-01-24 Tom Tromey <tromey@redhat.com>
11663 * gcc.texi (G++ and GCC): Mention gcj manual.
11664 (Standards): Link to section of manual mentioning gcj/Java
11667 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11669 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11670 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11671 * tradcpp.c (main): Add -imacros or -include'd dependencies
11673 * cpp.texi (-M, -MM): Document -M -include behaviour.
11675 2001-01-24 Roger Collins <roger@ProProject.com>
11677 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11679 2001-01-24 Will Cohen <wcohen@redhat.com>
11681 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11682 whether registers are 32 bits or 64 bits in size.
11684 2001-01-24 Ben Elliston <bje@redhat.com>
11686 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11688 2001-01-24 Richard Henderson <rth@redhat.com>
11690 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11691 (builtin_longjmp): Use it instead of emit_indirect_jump.
11693 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11695 * bb-reorder.c (make_reorder_chain_1): Handle case where
11696 jump edge goes to the same block as the fallthru edge.
11698 2001-01-23 Jim Wilson <wilson@redhat.com>
11700 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11701 * frame.h (__ia64_personality_v1): Add prototype.
11702 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11703 prototype form. Add void * cast to first argument to personality
11705 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11706 (asctoe113): Likewise.
11707 * config/ia64/frame-ia64.c: Include eh-common.h.
11708 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11710 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11712 (itanium_split_issue): Add prototype.
11713 (gen_nop_type): Ifdef out.
11714 (find_best_packet): Initialize best_packet.
11715 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11717 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11718 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11719 (flushrs): Add explicit stop bit at end.
11720 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11723 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11725 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11727 * libgcc2.c (__terminate_func): Make variable static.
11728 (__terminate_set_func): New function to set __terminate_func.
11729 * libgcc2.h (__terminate_func_ptr): New typedef.
11730 (__terminate_set_func): New function.
11732 2001-01-23 Richard Henderson <rth@redhat.com>
11734 * flow.c (init_propagate_block_info): Don't consider unchanging
11735 memories for dead frame store elimination.
11737 2001-01-23 Richard Henderson <rth@redhat.com>
11739 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11740 * defaults.h: ... here.
11742 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11744 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11746 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11748 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11750 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11752 * rs6000.h (rs6000_return_addr): Move prototype from here...
11753 * rs6000-protos.h (rs6000_return_addr): ...to here.
11754 (rs6000_init_expanders): Delete prototype.
11756 2001-01-23 Nick Clifton <nickc@redhat.com>
11758 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11759 (Spec Files): Document %B and %j and %. and %v3 and %M and
11760 %{S*&T} spec switches.
11762 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11764 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11766 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11767 Neil Booth <neil@daikokuya.demon.co.uk>
11769 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11770 Have -Werror make pedantic warnings errors, like the
11773 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11775 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11777 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11779 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11780 * integrate.c (expand_inline_function): Initialize them.
11781 (subst_constants): If changing COMPARE so that both its arguments
11782 will be VOIDmode and the comparison mode will be lost, note
11783 compare_mode. Use the recorded compare_mode to optimize
11786 2001-01-23 Jason Merrill <jason@redhat.com>
11788 * dwarf2out.c (new_die): Use xcalloc.
11789 (output_die): Abort rather than emit a local reference to offset 0.
11791 2001-01-17 Andrew Haley <aph@redhat.com>
11793 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11794 of a saved register; return NULL instead.
11795 (copy_reg): Take a pointer to a source register rather than a
11797 (next_stack_level): Remember the address in the stack frame of all
11799 Use the saved register pointer array as the source of the CFA.
11800 (throw_helper): Rewrite. Unwind once rather than twice and keep
11801 track of saved registers as we go.
11803 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11805 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11806 * c4x.c (c4x_legitimize_reload_address): Remove.
11807 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11808 reload address for ldp(k) insn.
11810 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11812 * pa.md (return_internal): Add a USE of the PIC register to ensure
11813 it is restored after each call.
11814 (return expander): Corresponding changes.
11816 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11818 * rs6000.h (INIT_EXPANDERS): Delete.
11819 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11820 * rs6000.c (rs6000_override_options): Call *_machine_status from
11822 (rs6000_init_expanders): ...instead of here. Delete.
11823 (rs6000_mark_machine_status): New function.
11824 (rs6000_init_machine_status): Use xcalloc.
11825 (rs6000_return_addr): Generate RTX for the return address.
11826 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11827 (rs6000_stack_info): Use it.
11829 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11831 * gthr-win32.h: Include errno.h to get a declaration for
11832 EINVAL and _mingw.h if the target is mingw32.
11834 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11836 * cpp.texi: Correct typos.
11838 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11840 * explow.c (probe_stack_range): Ensure value passed to
11841 stack_check_libfunc is ptr_mode, not Pmode.
11843 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11845 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11846 case, don't use operand_subword to calculate a SUBREG that is
11849 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11851 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11853 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11854 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11855 valid. If not replace it by equivalent insns.
11857 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11859 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11860 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11861 (c4x_U_constraint, symbolic_address_operand): Likewise.
11862 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11864 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11865 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11866 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11867 anulling slot because of silicon bug.
11868 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11870 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11872 * cppexp.c (parse_charconst): Change `mask' type to agree
11875 2001-01-21 Richard Henderson <rth@redhat.com>
11877 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11878 pic_label_name in a linkonce section.
11880 2001-01-17 Philipp Thomas <pthomas@suse.de>
11882 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11884 * configure: Regenerate.
11886 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11888 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11889 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11891 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11893 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11894 If REVERSE nonzero then condition code in X must be reversed.
11895 (encode_section_info): Optimise if/else.
11896 (avr_function_value): Fix formatting.
11898 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11899 (difficult_branch): Likewise.
11900 (rvbranch): Likewise.
11901 (difficult_rvbranch): Likewise.
11903 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11905 * config/avr/libgcc.S: Fix comment.
11907 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11909 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11911 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11913 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11915 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11917 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11918 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11919 * configure, config.in: Regenerate.
11920 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11921 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11922 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11923 (doprint.o): New rule.
11925 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11927 * c-typeck.c (digest_init): Handle boolean types as scalars.
11929 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11931 * stmt.c (expand_return): Don't return anything if size is zero.
11932 Delete redundant assignment to BYTES.
11933 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11935 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11937 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11938 the same as the default library function names.
11939 * config/avr/avr.md: Document special characters after '%'.
11940 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11941 knowing which of the call-used registers are really clobbered.
11942 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11943 New. Both quotient and remainder from one libgcc.S call.
11944 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11945 clobber as few registers as possible.
11946 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11948 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11950 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11951 context of the top of the stack.
11953 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11955 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11956 (fixup_var_refs_insns): ...here.
11958 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11960 * function.c (fixup_var_refs_insns): Break up into
11961 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11962 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11963 [loop over hash table entries].
11964 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11965 fixup_var_refs_insns_with_hash, to match above changes.
11967 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11969 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11970 (libgcc.a): Likewise.
11971 (stmp-multilib): Likewise.
11972 (STAGE2_FLAGS_TO_PASS): Likewise.
11974 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11976 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11977 temporary if no_new_pseudos.
11979 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11981 * cppinternals.texi: Update.
11983 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11985 * arm.c (arm_init_builtins): Re-enable builtins.
11987 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11989 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11990 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11991 element to be null, and always expect an EXPR_LIST.
11992 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11993 * sched-deps.c (sched_analyze_1): Likewise.
11994 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11996 * regclass.c (max_set_parallel): New variable.
11997 (reg_scan): Take it into account in computation of max_parallel.
11998 (reg_scan_mark_refs, case SET): Compute it.
12000 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
12002 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
12003 * function.c (assign_parms): Use INTVAL for a CONST_INT.
12005 2001-01-19 Jason Merrill <jason@redhat.com>
12007 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
12008 for the abstract instance of an inline function.
12010 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
12011 J"orn Rennecke <amylaar@redhat.com>
12013 * reload1.c (move2add_note_store): Treat all registers directly or
12014 indirectly derived from a base register as members of the same set
12016 (reload_cse_move2add): Adjust accordingly. Take mode and offset
12017 of base register into account.
12019 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
12021 * alias.c (find_base_value): Recognize TRUNCATE.
12022 (record_set): In PLUS case, invalidate if other summand is also a
12025 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12027 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
12028 entry to be EXPR_LIST.
12029 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
12030 be an EXPR_LIST (but not null, which other code doesn't allow).
12031 (note_stores): Properly handle PARALLEL in SET.
12032 Recursively call for top-level PARALLEL.
12033 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
12034 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12036 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
12038 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
12040 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
12041 not pfile->skipping (== 0).
12043 2001-01-17 Nick Clifton <nickc@redhat.com>
12045 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
12048 2001-01-17 Jim Wilson <wilson@redhat.com>
12050 * invoke.texi (IA-64 options): Improve.
12052 2001-01-17 Tom Tromey <tromey@redhat.com>
12054 * invoke.texi (Optimize Options): Use `{}' to around @samp
12057 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
12059 * invoke.texi (-fno-guess-branch-probability): New option.
12061 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12063 * combine.c (try_combine): Don't set i3_subst_into_i2 for
12064 case of making new double-word constant.
12065 Revert last change: instead just test i3_subst_into_i2.
12067 2001-01-17 Jakub Jelinek <jakub@redhat.com>
12069 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
12070 Use q constraints instead of r.
12072 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
12074 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
12075 (machine_function): Define.
12076 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
12077 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
12078 pa_free_machine_status): New functions.
12079 (override_options): Set {init,mark,free}_machine_status to above.
12080 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12081 PIC_OFFSET_TABLE_REGNUM_SAVED.
12082 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12083 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
12084 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
12085 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
12086 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12088 2001-01-15 DJ Delorie <dj@redhat.com>
12090 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12094 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12096 * flow.c (propagate_one_insn): Make trying to delete a prologue
12097 or epilogue insn an ICE, not a warning. Allow doing this if
12098 the current function returns with stack pointer depressed.
12100 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12101 I3 having more than one SET.
12103 2001-01-16 Jim Wilson <wilson@redhat.com>
12105 * invoke.texi: Document IA-64 options.
12107 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12108 (fixup_errata): Delete TARGET_A_STEP use.
12109 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12110 (TARGET_SWITCHES): Delete -ma-step option.
12111 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12112 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12113 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12114 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12115 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12116 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12118 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12119 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12120 cmovsi_internal): Delete ! TARGET_A_STEP check.
12122 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12124 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12125 possibility to report bugs via postal mail. Change a URL and
12126 merge in a nearly duplicate statement...
12127 (Bug Reporting): ...from here.
12128 (Service): Refer to the Bug Reporting section instead of
12129 duplicating an URL.
12130 (Contributing): Remove trivial explanations concerning snapshots.
12132 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12134 * cppmain.c (general_init): Don't use ANSI prototype.
12136 2001-01-16 Tom Tromey <tromey@redhat.com>
12138 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12140 2001-01-16 Richard Henderson <rth@redhat.com>
12142 * config/i386/i386.h: Fix comment typo.
12143 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12144 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12146 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12148 * gcc.c: Revert previous -fsyntax-only-related change; move
12151 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12153 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12154 inmode after checking GET_CODE (op).
12156 2001-01-16 Richard Henderson <rth@redhat.com>
12158 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12159 (MAX_MEM_SET_LIST_LEN): New.
12160 (propagate_one_insn): Update mem_set_list_len.
12161 (invalidate_mems_from_autoinc): Likewise.
12162 (invalidate_mems_from_set): Likewise.
12163 (mark_used_regs): Likewise.
12164 (init_propagate_block_info): Likewise. Stop collecting memories
12165 when we reach MAX_MEM_SET_LIST_LEN.
12166 (mark_set_1): Likewise.
12168 2001-01-16 Richard Henderson <rth@redhat.com>
12170 * unroll.c (precondition_loop_p): Fail if no iteration
12173 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12175 * gcc.c: When -fsyntax-only is given, do not complain about
12178 2001-01-15 Richard Henderson <rth@redhat.com>
12180 * config/i386/i386.c (asm_output_function_prefix): Remove.
12181 (ix86_asm_file_end): New.
12182 (load_pic_register): Generate pic_label_name into a
12183 staticly allocated buffer.
12184 * config/i386/i386-protos.h: Update.
12185 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12186 (ASM_FILE_END): New.
12187 * config/i386/i386afe.h: New file.
12188 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12189 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12190 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12191 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12192 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12193 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12194 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12196 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12198 * Makefile.in (install-man): Remove explicit dependency on
12201 * configure.in, configure: Revert previous patch requiring perl
12204 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12206 * toplev.c (flag_guess_branch_prob): New.
12207 (f_options): Add guess-branch-probability option.
12208 (rest_of_decl_compilation): Only estimate branch probability if
12210 (main): set flag_guess_branch_prob.
12212 * flags.h (flag_guess_branch_prob): New.
12214 2001-01-15 DJ Delorie <dj@redhat.com>
12216 * gcc.texi (Makefile): Add documentation for Makefile targets.
12218 2001-01-15 Philip Blundell <philb@gnu.org>
12220 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12222 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12223 (is_pic): Delete declaration.
12224 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12225 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12226 * config/arm/arm.md (builtin_setjmp_receiver): New.
12228 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12230 * arm.c (use_return_insn): Don't try to determine the function type
12231 until after reload has completed.
12232 (arm_output_epilogue): Don't adjust the sp value recovered from the
12234 (emit_multi_reg_push): Don't record dwarf information for the pc.
12235 * arm.md (eh_epilogue): The function type may have changed, so it
12236 needs to be recalculated.
12237 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12238 unwind tables on arm/netbsd.
12240 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12242 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12243 (negated_cbranchsi4): Likewise.
12245 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12247 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12248 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12249 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12250 pass -mapcs-* options to assembler.
12251 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12252 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12253 (ASM_SPEC): Call subtarget_extra_asm_spec.
12255 2001-01-15 Andreas Jaeger <aj@suse.de>
12257 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12259 (ix86_expand_builtin): Likewise.
12261 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12262 warning about comparison between signed and unsigned.
12264 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12266 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12268 2001-01-14 Ralf Baechle <ralf@gnu.org>
12270 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12271 SUBTARGET_CPP_SPEC apropriatly.
12273 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12275 * varasm.c (make_decl_rtl): Fix typo in last change.
12277 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12279 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12280 linker supports the init_priority C++ attribute.
12281 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12282 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12283 linker does not support init_priority C++ attribute.
12285 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12287 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12289 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12291 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12292 * cp/lex.c (finish_parse): Similarly.
12293 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12294 Return the number of errors encountered.
12295 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12296 * cppmain.c (main): Don't call cpp_destroy.
12298 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12300 * configure.in: Require at least perl 5.6.0 to regenerate
12302 * configure: Regenerate.
12304 2001-01-14 Richard Henderson <rth@redhat.com>
12306 * genrecog.c (DT_veclen_ge): New.
12307 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12308 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12309 (nodes_identical_1): Handle DT_veclen_ge.
12310 (write_cond, debug_decision_2): Likewise.
12312 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12314 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12316 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12318 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12320 * cppmain.c (do_preprocessing): New function; most of the old
12322 (main): Call it to do most of the work.
12323 (cb): Move from global scope to set_callbacks ().
12324 (setup_callbacks): Get the callback pointer.
12325 (general_init, printer_init): Clean up code and comments.
12327 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12329 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12332 2001-01-14 Kazu Hirata <kazu@hxi.com>
12334 * config/h8300/h8300.c (get_shift_alg): Update comments.
12336 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12338 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12339 (alloc_page, ggc_alloc): Add casts to remove warnings.
12341 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12343 * combine.c (simplify_comparison): Don't change `code' when
12344 can't reverse comparison.
12346 2001-01-14 Richard Henderson <rth@redhat.com>
12348 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12349 update all call sites. Return true for all non-label constants.
12351 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12353 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12355 (ix86_expand_branch): Update.
12356 (ix86_expand_setcc): Update to handle multiple test conditions.
12357 (expand_int_movcc): Likewise.
12358 (expand_fp_movcc): Likewise.
12359 * i386-protos.h (ix86_expand_compare): New.
12360 * i386.md (andqi_?_slp, orqi_?_slp): New.
12361 (conditional trap expander): Update call to ix86_expand_compare.
12363 2001-01-14 Richard Henderson <rth@redhat.com>
12365 * config/vax/vax.md: Use nonimmediate_operand instead of
12366 general_operand in destinations.
12368 * config/vax/vax.md (indirect_jump): Use register_operand.
12370 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12371 * config/vax/vax.md (call_pop): Turn into an expander.
12372 (call_value_pop): Likewise.
12373 (call, call_value): New.
12375 2001-01-14 Andreas Jaeger <aj@suse.de>
12377 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12379 (ix86_fp_compare_mode): Add unused attribute.
12380 (ix86_expand_fp_movcc): Remove unused variable.
12381 (ix86_expand_builtin): Make fcode unsigned.
12383 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12384 (expand_expr): Add cast to avoid signed warning.
12385 (store_field): Likewise.
12386 (store_constructor_field): Likewise.
12387 (store_constructor): Likewise.
12388 (store_expr): Likewise.
12389 (clear_storage): Likewise.
12390 (emit_group_store): Likewise.
12391 (emit_group_load): Likewise.
12393 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12395 * c-common.c: Move format checking code to ...
12396 * c-format.c: ... here. New file. Reorder some functions and
12398 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12400 * c-common.h (decl_handle_format_attribute,
12401 decl_handle_format_arg_attribute): Declare.
12402 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12403 (c-common.o): Adjust dependencies.
12404 (c-format.o): New list of dependencies.
12406 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12408 * unroll.c (loop_iterations): If we cannot prove iteration variable
12409 is set once in each iteration, punt.
12411 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12413 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12414 (*strlenhi): Remove clobber (which was buggy) of output address.
12416 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12418 * Makefile.in (generated-manpages): Add gcc.1
12419 ($(srcdir)/gcc.1): New target.
12420 (maintainer-clean): Delete $(srcdir)/gcc.1.
12421 * gcc.texi: Add macros @gccoptlist and @gol.
12422 * invoke.texi: Include option summary in manpage. Mark up option
12423 summary with @gccoptlist and @gol. Use @r in one place where
12425 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12426 * gcc.1: Generate from invoke.texi.
12428 2001-01-13 Richard Henderson <rth@redhat.com>
12430 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12431 (struct page_entry): Add group member.
12432 (struct page_group): New.
12433 (struct globals): Add page_groups member.
12434 (alloc_anon): Only define for using mmap; remove valloc call.
12435 (page_group_index): New.
12436 (set_page_group_in_use): New.
12437 (clear_page_group_in_use): New.
12438 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12439 (free_page, release_pages): Likewise.
12440 * configure.in (with-gc): Default to ggc-page always.
12442 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12444 * reload1.c (replace_pseudos_in_call_usage): Use
12445 reg_equiv_constant and reg_equiv_address, and don't try
12446 regno_reg_rtx first.
12448 2001-01-13 Richard Henderson <rth@redhat.com>
12450 * ggc-page.c (alloc_page): Round up allocation size to one page.
12451 Set e->order on extra pages.
12453 2001-01-13 Richard Henderson <rth@redhat.com>
12455 * genrecog.c (nodes_identical): Expand commentary.
12456 (write_switch): Watch out for identical nodes.
12458 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12460 * cppfiles.c (_cpp_fake_include): New function.
12461 * cpphash.h (_cpp_fake_include): New.
12462 * cpplib.c (do_line): Call _cpp_fake_include when entering
12463 header files in preprocessed input.
12464 * cppmain.c (cb_pragma_implementation): Remove handling.
12465 (setup_callbacks): Don't register pragmas.
12467 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12469 * extend.texi: Udate for CPP.
12471 2001-01-13 Andreas Jaeger <aj@suse.de>
12473 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12475 * regmove.c: Add prototype for replace_in_call_usage.
12477 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12479 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12480 struct cpp_chunk, struct htab, struct toklist,
12481 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12482 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12483 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12484 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12485 (struct macro_args): Delete.
12486 * cpphash.h: See above.
12488 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12490 * cppmain.c (struct printer): Remove no_line_dirs.
12491 (options, cb): New.
12492 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12493 : Use options rather than CPP_OPTION.
12494 (setup_callbacks): Use cb rather than pfile->cb.
12495 (main): No need to check for a buffer. Use cpp_errors.
12496 (printer_init): Don't set no_line_dirs.
12497 (maybe_print_line): Use options not no_line_dirs.
12498 (cb_file_change): Don't call print_line if -P.
12500 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12502 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12504 * c-parse.in (finish_parse): Use cpp_errors.
12505 (__yylex): Use return value of cpp_pop_buffer.
12506 * cp/lex.c (finish_parse): Use cpp_errors.
12507 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12509 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12511 * README.AVR: URLs corrected.
12513 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12515 * c-decl.c (start_function): Don't warn if old prototype is builtin
12516 that's not in C's namespace.
12517 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12518 (_bb): Add prototype for ctime.
12519 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12521 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12523 * i386.c (ix86_fp_comparison_arithmetics_cost,
12524 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12525 ix86_fp_comparison_cost): New functions.
12526 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12527 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12528 two-branch sequences; make static.
12529 (ix86_use_fcomi_compare): Do decision according to the costs.
12530 (split_fp_branch): New.
12531 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12532 * i386-protos.h (ix86_expand_fp_compare): Remove
12533 (ix86_split_fp_branch): Declare.
12535 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12536 and ix86_comparison_operator.
12538 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12539 to make it cheaper.
12541 * i386.c (put_condition_code): Output properly the unordered/ordered
12542 compares in fp case.
12543 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12545 * tm.texi (REVERSE_CONDITION): Document.
12546 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12547 in -ffast-math mode.
12548 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12550 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12552 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12554 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12557 * config/sh/sh.c (mova_p): Fix test for mova_const.
12559 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12561 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12562 cpp_get_options rather than dereferencing pfile and using
12564 * scan-decls.c (scan_decls): Use return value of
12565 cpp_pop_buffer rather than CPP_BUFFER.
12567 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12569 * cppinit.c (cpp_handle_option): help_only is now part of the
12570 cpp_options structure.
12571 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12572 cpp_set_callbacks): New functions.
12573 * cpplib.h (cpp_callbacks): Break out as a named structure.
12574 (cpp_options): Move help_only here from cpp_reader.
12575 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12576 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12577 cpp_set_callbacks): New prototypes.
12578 * cppmain.c (main): Update for help_only.
12580 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12582 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12583 Also build and remove and install and uninstall c-tree.info and
12585 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12586 ($(srcdir)/cppinternals.info): New target.
12587 * c-tree.texi: Change file name used when makeinfo used without -o
12588 from ir.info to c-tree.info. Add info directory entry.
12589 * cppinternals.texi: Add info directory entry.
12590 * .cvsignore: Update.
12592 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12594 * c-typeck.c (store_init_value): Don't require constant initializer
12595 elements with -pedantic -std=c99.
12596 (digest_init): Change error about non-constant initializer elements
12598 (constructor_range_end): Remove.
12599 (constructor_incremental, designator_depth,
12600 designator_errorneous): New variables.
12601 (struct constructor_stack): Remove range_end, add incremental.
12602 (struct constructor_range_stack, constructor_range_stack): New.
12603 (struct initializer_stack): Add constructor_range_stack.
12604 (finish_init): Set it.
12605 (start_init): Likewise. require_constant_elements for non-static
12606 trees only if not flag_isoc99.
12607 (really_start_incremental_init): Remove constructor_range_end, add
12608 constructor_incremental.
12609 (pop_init_level): Likewise.
12610 (push_init_level): Likewise. If implicit and the subobject had some
12611 value set already, preinitialize the level with it.
12612 Warn about missing braces only if not pushing due to designators.
12613 (set_designator, push_range_stack): New functions.
12614 (set_init_label): Use them.
12615 (set_init_index): Likewise. Remove constructor_range_end.
12616 Error if designator index is outside of array bounds.
12617 (add_pending_init): Compare values of purpose index trees, not the
12618 trees themselves. Allow overwriting of already initialized element.
12619 Issue a warning if it had side-effects.
12620 (set_nonincremental_init, set_nonincremental_init_from_string): New
12622 (pending_init_member): Rename to...
12623 (find_init_member): ...this function. Call set_nonincremental_init
12624 if necessary. Compare values of purpose index trees, not the trees
12625 themselves. Return the actual value, not just non-zero if something
12627 (output_init_element): Remove checks for duplicates.
12628 If field has zero size, only check the initializer for correctness.
12629 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12630 if constructor_incremental is zero. Change error about initializers
12631 not computable at load time into pedwarn.
12632 (output_pending_init_elements): Compare bit positions, not
12633 FIELD_DECLs to take into account zero-sized fields.
12634 (process_init_element): Use constructor_range_stack to fill all
12635 ranges in the designator lists from current level up.
12636 * extend.texi: Update documentation for labeled elements.
12638 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12640 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12641 to function usage for arguments passed by reference. Optimize
12642 callee-copied arguments.
12643 * regmove.c (replace_in_call_usage): New function.
12644 (fixup_match_1): Call it.
12645 * cse.c (cse_insn): Canonicalize registers in function usage.
12646 * reload1.c (replace_pseudos_in_call_usage): New function.
12649 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12652 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12654 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12657 2001-01-12 DJ Delorie <dj@redhat.com>
12659 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12660 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12663 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12665 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12666 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12667 -std options alongside references to -ansi. Update some
12668 documentation for C99.
12669 * cpp.1: Regenerate.
12671 2001-01-12 Andreas Jaeger <aj@suse.de>
12673 * haifa-sched.c (restore_line_notes): Remove argument block B
12675 * sched-ebb.c (schedule_ebb): Change caller.
12676 * sched-rgn.c (schedule_region): Likewise.
12677 * sched-int.h (restore_line_notes): Adjust prototype.
12679 * loop.h: Remove wrong declaration of doloop_condition_get.
12681 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12683 * extend.texi: Move C++-extension-related node from the C section
12684 into the C++ section.
12686 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12688 * extend.texi: Refer to an array of pointers to functions instead
12689 of one of functions.
12691 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12692 Jan Hubicka <jh@suse.cz>
12694 * combine.c (reversed_comparison): Fix typo in last patch.
12696 (combine_reversed_comparison_code): Make static to follow
12697 prototype declaration.
12699 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12701 * install.texi: Remove misplaced duplicate entry.
12703 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12705 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12707 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12709 * final.c: (leaf_function_p): Fix typo.
12711 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12713 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12714 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12716 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12717 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12718 mmap_anon, and valloc is available.
12719 * ggc-page.c: Restructure ifdef logic to match new autoconf
12720 spec. Don't throw away the test page in init_ggc.
12722 * configure, config.in: Regenerate.
12724 2001-01-12 Michael Hayes <mhayes@redhat.com>
12726 * loop.h (total_biv_increment): Constify iv_class pointer.
12727 (struct induction): Replace `mem_mode' with `mem' rtx.
12728 * unroll.c (total_biv_increment): Constify iv_class pointer.
12729 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12730 (find_mem_givs, combine_givs_p): Likewise.
12731 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12733 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12735 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12737 (__gthread_getspecific): Ditto.
12739 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12741 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12742 put_condition_code): Convert fp comparison codes to integer
12744 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12747 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12748 * i386-protos.h (no_comparison_operator): Kill.
12750 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12752 * combine.c (REVERSIBLE_CC_MODE): Remove.
12753 (reversible_comparison_p): Remove.
12754 (combine_reversed_comparison_code): New.
12755 (reversed_comparison): New.
12756 (combine_simplify_rtx): Use
12757 combine_reversed_comparison_code/reversed_comparison instead
12758 of reversible_comparison_p.
12759 (simplify_if_then_else): Likewise.
12760 (simplify_set): Likewise.
12761 (simplify_logical): Likewise.
12762 (if_then_else_cond): Likewise.
12763 (known_cond): Likewise.
12764 (simplify_comparison): Likewise.
12766 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12768 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12769 sizeof (int) is larger than sizeof(__word__).
12771 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12773 * cppinit.c (do_includes): Fix typo.
12775 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12777 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12778 in S_REGS does not occur because not all sources are possible
12779 when a S_REGS is a destination (sometimes needs a clobber).
12780 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12781 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12782 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12783 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12784 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12785 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12786 (lshrdi_const1, lshrsi3_const16): Likewise.
12787 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12788 (*movhi_68hc12, *movqi_68hc12): Likewise.
12789 (movstrictqi): Make sure reloading in D_REGS as a destination
12792 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12794 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12796 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12798 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12799 -D, -U and -A, and don't initialize the builtins.
12800 (do_includes): Error if -include or -imacros with -fpreprocessed.
12801 * cppmain.c (cb_define, cb_undef): Unconditionally process
12803 * tradcpp.c (main): Fix typo.
12805 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12807 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12808 (read_name_map): Use IS_ABSOLUTE_PATH.
12809 * tradcpp.c (get_filename): Likewise.
12811 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12813 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12814 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12815 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12816 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12817 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12818 (cmphi_z_used): Don't use '@' for the output.
12819 (tstqi_z_used): Likewise.
12820 (cmpqi_z_used): Likewise.
12821 (one_cmplsi2): Likewise.
12823 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12825 * config/sh/sh.c (barrier_align): Recognize branch around far
12826 branch and redundant insn.
12828 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12830 * invoke.texi: Restore documentation of the drivers' switches -MD
12833 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12835 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12837 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12838 check-objc//%): Support parallel testing of multilibs.
12839 (TESTSUITEDIR): Set to testsuite by default, but override for
12841 (check-gcc, check-g++, check-g77, check-objc): Enter
12844 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12846 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12847 * sched-deps.c (deps_may_trap_p): Likewise.
12848 * basic-block.h: Remove a comment.
12849 * flow.c (PROP_POSTRELOAD): Remove.
12850 (update_life_info): Don't add it to prop_flags.
12851 (mark_set_1): Lose the code that was enabled by it.
12853 2001-01-11 Michael Hayes <mhayes@redhat.com>
12855 * flow.c (flow_call_edges_add): New.
12856 * basic_block.h (flow_call_edges_add): New.
12858 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12860 * reload1.c (move2add_note_store): Update reg_set_luid even if
12861 base reg remains the same.
12863 2001-01-10 Nick Clifton <nickc@redhat.com>
12865 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12866 machine_function structure to zero.
12867 Add prototypes for machine_status functions.
12869 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12871 * c-common.h (CTI_VOID_LIST): Remove.
12872 (void_list_node): Likewise.
12873 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12874 (void_list_node): New macro.
12875 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12876 * config/i386/i386.c (ix86_init_builtins): Likewise.
12877 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12879 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12881 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12882 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12884 * tradcpp.c: Include mkdeps.h.
12885 (deps, print_deps_phony_targets, deps_append, output_deps,
12886 init_dependency_output, output_deps): New.
12887 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12888 deps_output): Delete.
12889 (print_deps_missing_files): Rename deps_missing_files.
12890 (inhibit_output): Make global.
12891 (main): Delete inhibit_output, deps_stream, deps_target.
12892 Use mkdeps functionality in the same way as cpplib. Remove
12893 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12894 -M and -MM. Remove old handling of deps via deps_out, and
12895 old reading of environment variables.
12896 (get_filename): Update to use deps_add_dep.
12898 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12900 * output.h (make_function_rtl): Remove prototype.
12901 (make_decl_rtl): Likewise.
12902 * varasm.c (make_function_rtl): Remove.
12903 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12904 than from a third parameter.
12905 * tree.h (make_decl_rtl): Remove last parameter.
12906 * c-decl.c (builtin_function): Remove last argument in call to
12907 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12908 (start_function): Likewise.
12909 * except.c (call_get_eh_context): Likewise.
12910 * expr.c (emit_block_move): Likewise.
12911 (clear_storage): Likewise.
12912 * profile.c (output_func_start_profiler): Likewise.
12913 * toplev.c (rest_of_decl_compilation): Likewise.
12914 * objc/objc-act.c (create_builtin_decl): Likewise.
12915 (synth_module_prologue): Likewise.
12916 (generate_static_reference): Likewise.
12917 (build_selector_reference_decl): Likewise.
12918 (build_class_reference_decl): Likewise.
12919 (build_objc_string_decl): Likewise.
12920 (build_protocol_reference): Likewise.
12922 2001-01-10 Richard Henderson <rth@redhat.com>
12924 * hwint.h: Revert yesterday's change.
12926 2001-01-10 Nick Clifton <nickc@redhat.com>
12928 * function.h (save_machine_status): Delete.
12929 (restore_machine_status): Delete.
12930 Amend comment describing {init|mark|free}_machine_status.
12932 * function.c (save_machine_status): Delete.
12933 (restore_machine_status): Delete.
12934 Amend comment describing {init|mark|free}_machine_status.
12935 (push_function_context_to): Remove invocation of
12936 save_machine_status.
12937 (pop_function_context_from): Remove invocation of
12938 restore_machine_status.
12940 * emit-rtl.c (init_emit_once): Amend comment describing
12941 {init|mark|free}_machine_status.
12943 * tm.texi (Per-Function Data): New node. Describe the
12944 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12947 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12949 * cppinit.c (OPT_g): Remove.
12950 (cpp_handle_option): Update for removed -g3.
12951 (print_help): Update.
12952 * cpplib.h (struct cpp_options): Remove debug_output.
12953 * cppmain.c (setup_callbacks, cb_define): Update.
12954 * gcc.c (cpp_options): Translate -g3 to -dD.
12956 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12958 * config/i960/i960.md: Change modifier to + on the zero_extract
12959 pattern after the (rotate -2 reg) canonicalization pattern.
12961 2001-01-10 Richard Henderson <rth@redhat.com>
12963 * config/alpha/alpha.c (alpha_free_machine_status): New.
12964 (override_options): Install it.
12965 (alpha_mark_machine_status): Verify machine non-null.
12966 * config/i386/i386.c (ix86_free_machine_status): New.
12967 (override_options): Install it.
12968 (ix86_init_machine_status): Use xcalloc.
12969 (ix86_mark_machine_status): Verify machine non-null.
12970 * config/ia64/ia64.c (ia64_free_machine_status): New.
12971 (ia64_override_options): Install it.
12972 (ia64_mark_machine_status): Verify machine non-null.
12974 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12976 * function.c (instantiate_virtual_regs): Instantiate virtual
12977 registers found in CALL_INSN_FUNCTION_USAGE.
12979 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12981 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12982 equivalent to -ansi in disabling -Di386.
12984 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12986 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12988 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12990 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12992 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12994 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12996 * invoke.texi: Document that -fcond-mismatch isn't supported for
12999 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13001 * gcc.texi: Define macro gcctabopt.
13002 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
13003 @command, @env and @option in some places where appropriate. Use
13004 @gcctabopt where appropriate. Put URLs and email addresses inside
13007 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
13009 * gcc.c (cpp_options): Set MD file name from output
13010 filename, if specified.
13011 (suffix_subst): New static variable.
13012 (do_spec): Clear it.
13013 (do_spec_1, case '.'): Handle new `%.suffix' spec.
13015 (give_switch): Handle suffix_subst.
13017 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13019 * invoke.texi: Fix another typo.
13021 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13023 * invoke.texi: Fix typo.
13025 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
13027 * c-lang.c (lang_hooks): Update.
13028 (lang_decode_option): Remove.
13029 (lang_init_options): Rename c_init_options.
13030 * toplev.c (main): Use lang_hooks for lang_init_options
13031 and lang_decode_option.
13032 * toplev.h (lang_hooks): Add 2 new hooks.
13033 * tree.h: Remove lang_init_options and lang_decode_option.
13034 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
13035 * cp/decl2.c: Similarly.
13036 * cp/lex.c (lang_init_options): Rename cxx_init_options.
13037 (lang_hooks): Update.
13038 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
13040 (lang_init_options): Rename ffe_init_options.
13041 (lang_hooks): Update.
13042 (lang_decode_option): Remove.
13043 * java/lang.c (lang_init_options): Rename java_init_options.
13044 (lang_decode_option): Rename java_decode_option.
13045 (lang_hooks): Update.
13046 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
13047 (lang_decode_option): Rename objc_decode_option.
13048 (lang_hooks): Update.
13050 2001-01-09 Nick Clifton <nickc@redhat.com>
13052 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
13053 (d30v_return_addr_rtx): Delete.
13054 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
13055 cfun->machine structure.
13056 (struct machine_function): Move to d30v.h
13057 (d30v_save_machine_status): Delete.
13058 (d30v_restore_machine_status): Delete.
13059 (d30v_init_machine_status): New Function.
13060 (d30v_mark_machine_status): New Function.
13061 (d30v_free_machine_status): New Function.
13062 (d30v_init_expanders): Use new functions.
13063 (d30v_return_addr): Use ra_rtx field in cfun->machine.
13064 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
13065 d30v_return_addr_rtx.
13067 * config/d30v/d30v.h (struct_machine): Move here.
13068 Add eh_epilogue_sp_ofs field.
13070 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
13071 field in cfun->machine structure.
13073 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
13075 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
13076 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
13077 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
13079 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
13081 * objc/lang-options.h: Remove bogus reference to
13084 2001-01-09 Kazu Hirata <kazu@hxi.com>
13086 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
13089 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
13091 * reload.c (find_reloads_address): Check for eliminable registers
13092 when substituting a constant expression for a pseudo.
13094 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13096 * c-common.c (enum format_type): Add format_type_error.
13097 (decode_format_type): New function.
13098 (decl_attributes): Use it.
13099 (format_kind_info): Adjust comment.
13101 2001-01-09 David O'Brien <obrien@BSDi.com>
13103 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13104 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13106 * config/i386/gnu.h: Don't include required platform specific .h files,
13107 tm.h will do it instead.
13108 * config/i386/i386elf.h: Likewise.
13109 * config/i386/linux.h: Likewise.
13110 * config/i386/moss.h: Likewise.
13111 * config/mips/gnu.h: Likewise.
13113 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13115 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13116 (rs6000-ibm-aix3.[01]*): Likewise.
13117 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13118 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13119 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13120 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13121 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13122 (powerpc-*-eabiaix*): Likewise.
13123 (powerpc-*-eabisim*): Likewise.
13124 (powerpc-*-elf*): Likewise.
13125 (powerpc-*-eabi*): Likewise.
13126 (powerpc-*-rtems*): Likewise.
13127 (powerpc-*-linux*libc1): Likewise.
13128 (powerpc-*-linux*): Likewise.
13129 (powerpc-wrs-vxworks*): Likewise.
13130 (powerpcle-wrs-vxworks*): Likewise.
13131 (powerpcle-*-sysv*): Likewise.
13132 (powerpcle-*-elf*): Likewise.
13133 (powerpcle-*-eabisim*): Likewise.
13134 (powerpcle-*-eabi*): Likewise.
13135 (powerpcle-*-solaris2*): Likewise.
13136 * config/rs6000/aix31.h: Delete includes.
13137 * config/rs6000/aix3newas.h: Likewise.
13138 * config/rs6000/aix41.h: Likewise.
13139 * config/rs6000/aix43.h: Likewise.
13140 * config/rs6000/beos.h: Likewise.
13141 * config/rs6000/rtems.h: Likewise.
13142 * config/rs6000/sysv4.h: Likewise.
13144 2001-01-09 Kazu Hirata <kazu@hxi.com>
13146 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13147 Change an argument mode of machine_mode to shift_mode of
13148 shift_mode. Remove an extra error check.
13149 (emit_a_shift): Adopt to the new calling prototype of
13151 (function_prologue): Fix code for a monitor
13152 function. Support H8/S.
13153 (function_epilogue): Do not output pop for a monitor function.
13155 2001-01-09 Nick Clifton <nickc@redhat.com>
13157 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13158 (setup_incoming_varargs): Use sysv_varargs_p field of the
13159 cfun->machine structure.
13160 (struct machine_function): Move to rs6000.h
13161 (rs6000_save_machine_status): Delete.
13162 (rs6000_restore_machine_status): Delete.
13163 (rs6000_init_machine_status): New Function.
13164 (rs6000_free_machine_status): New Function.
13165 (rs6000_init_expanders): Use new functions.
13167 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13169 (struct machine_function): Move here.
13171 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13172 sysv_varargs_p field of the cfun->machine structure.
13174 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13176 (rs6000_restore_machine_status): Remove prototype.
13178 2001-01-09 Richard Henderson <rth@redhat.com>
13180 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13181 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13182 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13183 (sched_analyze_2, sched_analyze_insn): Likewise.
13184 (sched_analyze, init_deps): Likewise.
13185 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13186 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13187 (compute_block_backward_dependences): Update propagate_deps call.
13189 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13191 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13193 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13195 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13196 (cpp_handle_option): Handle them.
13197 (cpp_post_options): Ensure one of -M or -MM is specified with
13198 any other -M? option.
13199 (init_dependency_output): Suppress output with -MG.
13201 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13203 * cpp.texi: Update.
13204 * invoke.texi: Update.
13206 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13208 * sh.md (reload_outsf): Generate recognizable patterns for
13211 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13213 * c-lang.c (lang_hooks): Update.
13214 (lang_init): Rename c_init.
13215 (lang_finish): Remove.
13216 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13217 and lang_finish ().
13218 * toplev.h (lang_hooks): Add init () and finish ().
13219 * tree.h (lang_init, lang_finish): Remove.
13220 * cp/tree.h (lang_init, lang_finish): Remove.
13221 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13222 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13224 (lang_init, lang_finish): Remove.
13225 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13226 (lang_hooks): Update.
13227 * java/lang.c (lang_init): Rename java_init.
13228 (lang_finish): Remove.
13229 (lang_hooks): Update.
13230 * objc/objc-act.c (lang_init): Rename objc_init.
13231 (lang_finish): Remove.
13232 (lang_hoooks): Update.
13234 20001-01-09 Graham Stott <grahams@redhat.com>
13236 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13237 after `ptr` is initialised.
13239 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13241 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13242 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13243 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13244 stack adjusts, instead of r3.
13246 2001-01-09 Michael Hayes <mhayes@redhat.com>
13248 * flow.c (flow_loop_scan): Break out of ...
13249 (flow_loops_find) ... here.
13250 * basic-block.h (flow_loop_scan): New.
13251 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13252 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13254 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13256 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13258 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13259 realloc()ing macro_buffer.
13261 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13262 if it's wider than long and the target's long is wider than the
13265 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13267 Remove support for using UWIN as a host machine.
13268 * configure.in: Issue an error message.
13269 * configure: Regenerated.
13270 * config.gcc: Remove xm_* UWIN configury.
13271 * config/i386/xm-uwin.h: Remove.
13273 2001-01-08 Nick Clifton <nickc@redhat.com>
13275 * config/v850/v850.c (ra_rtx): Delete.
13276 (v850_save_machine_status): Delete.
13277 (v850_restore_machine_status): Delete.
13278 (v850_init_machine_status): New function.
13279 (v850_mark_machine_status): New function.
13280 (v850_free_machine_status): New function.
13281 (v850_return_addr): Use ra_rtx field in machine structure.
13282 (v850_init_expanders): Use new functions.
13284 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13285 * config/v850/v850.c: Change arguments to v850_output+* functions
13286 to take a const char *, to avoid compile time warning.
13287 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13288 (USER_LABEL_PREFIX): Redefine.
13290 2000-01-08 Jim Wilson <wilson@redhat.com>
13292 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13293 1 to unsigned HOST_WIDE_INT before left shift.
13295 2001-01-08 Nick Clifton <nickc@redhat.com>
13297 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13298 the machine structure has been allocated.
13299 (arm_free_machine_status): New function: Free the machine
13300 specific function structure.
13302 2001-01-08 Richard Henderson <rth@redhat.com>
13304 * jump.c (simplejump_p): Revert last change.
13306 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13308 * cppinit.c (init): Rename init_library.
13309 (cpp_create_reader): Update.
13310 * gcc.c (cpp_options): If -o given, use it as the target of
13313 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13315 * arm.c (arm_arch5e): New variable.
13316 (all_cores): XScale is a 5TE device.
13317 (arm_override_options): Set arm_arch5e.
13318 (arm_init_builtins): __builtin_prefetch is in arch5e.
13319 * arm.h (arm_arch5e): Declare it.
13321 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13323 * arm.md (define_constants): Add defines for UNSPEC and
13324 UNSPEC_VOLATILE insns. Update all users.
13325 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13326 * arm.c (multi_register_push, note_invalid_constants)
13327 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13328 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13329 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13331 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13333 * jump.c (jump_optimize_1): Use reversed_comparison_code
13334 instead of can_reverse_comparison_p.
13335 (jump_back_p): Likewise.
13336 (invert_exp_1): Likewise.
13337 (thread_jumps): Likewise.
13338 * simplify-rtx.c (simplify_unary_operation): Likewise.
13339 (simplify_ternary_operation): Likewise.
13340 * cse.c (find_comparison_args): Convert to use
13341 can_reverse_comparison_p.
13342 (record_jump_equiv): Likewise.
13344 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13346 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13347 (EPILOGUE_USES): Define.
13348 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13349 automatically stack the LR if it isn't live.
13351 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13353 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13356 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13358 * ggc-page.c (max_alignment): New structure.
13359 (MAX_ALIGNMENT): New macro.
13360 (init_ggc): Use it to round up the sizes in the
13361 extra_order_size_table.
13363 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13365 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13368 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13370 * builtins.def (BUILT_IN_FPRINTF): New entry.
13372 * c-common.c (c_expand_builtin_fprintf): New function.
13373 (init_function_format_info): Handle __builtin_fprintf.
13374 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13375 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13377 * c-decl.c (duplicate_decls): Adjust comment.
13379 * extend.texi (fprintf): Document new builtin.
13381 2001-01-07 Richard Henderson <rth@redhat.com>
13383 * jump.c (simplejump_p): Recognize any single_set jump
13384 of the proper form.
13386 2001-01-07 Richard Henderson <rth@redhat.com>
13388 * configure.in (slibdir): Accept an --with-slibdir option.
13389 Use "test" not "[" in configure. Default to $(libdir).
13391 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13393 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13394 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13395 (SHLIB_LINK): Create links for the soname.
13396 * config/mips/t-iris6: Likewise.
13397 * config/sparc/t-slibgcc: Likewise.
13398 * config/sparc/t-slibgcc-sld: Likewise.
13400 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13402 * config/i386/i386.c (constant_call_address_operand): Accept
13403 (const (plus (symbol_ref) (const_int))).
13404 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13405 constant_call_address_operand.
13407 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13409 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13410 and LONG_LONG_TYPE_SIZE > 32.
13412 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13414 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13415 the previous change.
13417 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13419 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13421 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13422 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13423 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13426 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13428 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13430 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13432 * c-lang.c (c_post_options): Call cpp_post_options.
13433 * objc/objc-act.c (objc_post_options): Similarly.
13434 * cppmain.c (main): Similarly.
13435 * fix-header.c (read_scan_file): Similarly.
13436 * cppinit.c (cpp_start_read): Move option consistency checks
13437 to cpp_post_options. Don't call init_dependency_output.
13438 If needed, add default target and main file dependency.
13439 (OPT_MD, OPT_MMD): Remove.
13441 (cpp_handle_option): Update for OPT_* changes.
13442 (cpp_post_options): New.
13443 (init_dependency_output): Command line -MF overrides environment
13444 variables. Don't set default target etc. Suppress output
13445 if dependencies are going to stdout.
13446 (print_help): Update.
13447 * cpplib.h (cpp_post_options): New.
13448 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13450 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13452 * jump.c (comparison_dominates_p): Support unordered compares.
13454 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13456 * simplify-rtx.c (simplify_relational_operation): Always simplify
13457 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13460 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13462 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13463 (nonzero_bits): Likewise.
13464 (simplify_comparison): Likewise.
13465 (num_sign_bit_copies): Likewise; return more sane value depending
13466 on STORE_FLAG_VALUE.
13467 (known_cond): Do not assume EQ to be always true for equivalent
13470 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13472 * cse.c (fold_rtx): Handle unordered comparisons.
13474 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13476 * rtlanal.c (set_of_1): New static function.
13477 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13478 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13479 reg_set_last_last_regno): Remove.
13480 (set_of): New global function.
13481 (set_of_data): New structure.
13482 (reg_set_p, reg_set_last): Revamp for set_of.
13483 * rtl.h (set_of): New.
13485 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13487 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13488 * extend.texi: Document _Exit builtin.
13490 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13492 * (initialize, initialize_builtins,
13493 initialize_dependency_output, initialize_standard_includes):
13494 Rename s/initialize/init. Update.
13495 (init_dependency_output): Move to after
13496 cpp_handle_options, the correct location temporally at least.
13497 (opt_comp): Move next to init (), its caller. Fix prototype.
13498 (init): Make "initialized" local scope.
13499 (cpp_create_reader): Always call init ().
13500 (cpp_start_read): Update.
13501 (output_deps): New function, broken out of cpp_finish.
13502 (cpp_finish): Break out output_deps.
13504 2001-01-07 Richard Henderson <rth@redhat.com>
13506 * collect2.c (COFF specific stuff): Revert 12-06 patch
13507 to prototype system functions.
13509 2001-01-07 Michael Hayes <mhayes@redhat.com>
13511 * hard-reg-set.h: Add multiple include guard.
13512 * basic-block.h (struct loop): Add `sink' field.
13513 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13514 (emit_iv_add_mult): Delete.
13515 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13516 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13517 (unroll_loop): Remove end_insert_before argument.
13518 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13519 (maybe_eliminate_biv_1): Likewise.
13520 (emit_iv_add_mult): Delete.
13521 (gen_add_mult, loop_regs_update): New.
13522 (loop_insn_emit_after, loop_insn_emit_before): New.
13523 (loop_insn_sink, loop_insn_sink_or_swim): New.
13524 (emit_iv_add_mult): Delete.
13525 (scan_loop): Set loop->sink.
13526 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13527 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13528 (maybe_eliminate_biv_1): Likewise.
13529 (maybe_eliminate_biv_1): Add basic block argument.
13530 * unroll.c (unroll_loop): Remove end_insert_before argument.
13531 (find_splittable_regs): Likewise.
13532 (find_splittable_regs): Use loop_insn_sink and its ilk.
13533 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13535 2001-01-07 Michael Hayes <mhayes@redhat.com>
13537 * loop.h (loop_insn_hoist): New prototype.
13538 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13539 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13540 (check_dbra_loop, load_mems): Likewise.
13541 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13542 (find_splittable_givs): Likewise.
13544 2001-01-07 Michael Hayes <mhayes@redhat.com>
13546 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13548 2001-01-07 Richard Henderson <rth@redhat.com>
13550 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13552 2001-01-07 Richard Henderson <rth@redhat.com>
13554 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13555 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13556 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13557 variant that handles a shared libgcc.
13558 (process_command): Always validate -{static,shared}-libgcc.
13559 (do_spec_1): New 'M' case.
13560 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13562 2001-01-07 Richard Henderson <rth@redhat.com>
13564 * Makefile.in (slibdir): New variable.
13565 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13566 (installdirs): Create slibdir.
13567 (install-libgcc, install-multilib): Defer to libgcc.mk.
13568 * configure.in (slibdir): Substitute.
13569 * mklibgcc.in (install): New target.
13571 * config/t-linux (SHLIB_LINK): Create links for the soname.
13572 (SHLIB_INSTALL): New.
13573 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13574 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13575 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13576 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13577 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13579 2001-01-07 Richard Henderson <rth@redhat.com>
13581 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13582 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13583 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13585 2001-01-07 Michael Hayes <mhayes@redhat.com>
13587 * loop.c (count_loop_regs_set): Delete.
13588 (load_mems_and_recount_loop_regs_set): Delete.
13589 (loop_regs_scan): Merge common code from count_loop_regs_set,
13590 scan_loop, and load_mems_and_recount_loop_regs_set.
13591 (scan_loop): Call load_mems directly and loop_regs_scan
13592 again if new registers created.
13594 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13596 * toplev.c (main): Call the front-end specific post_options
13597 hook if one is given.
13598 * toplev.h (struct_lang_hooks, lang_hooks): New.
13599 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13600 for the C front end.
13601 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13602 lang_hooks for the C++ front end.
13603 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13604 lang_hooks for the ObjC front end.
13605 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13606 * java/lang.c (lang_hooks): Hooks for the Java front end.
13608 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13610 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13611 for verbose DWARF[2] debugging.
13612 (cb_define, cb_undef): The new callbacks.
13613 * toplev.h (debug_define, debug_undef): Make const correct.
13614 * toplev.c (debug_define, debug_undef): Similarly. Do not
13615 perform the verbosity tests here anymore.
13617 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13619 * reload.c (subst_reloads): Take INSN argument. When
13620 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13621 * reload.h (subst_reloads): Adjust prototype.
13622 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13623 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13624 present in JUMP_INSNs and copy them to JUMP_LABEL.
13625 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13626 JUMP_INSNs and insns with REG_LABELs that are followed by
13627 JUMP_INSNs with the same REG_LABEL.
13628 * sched-rgn.c (is_cfg_nonregular): Likewise.
13629 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13631 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13633 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13635 2001-01-06 Richard Henderson <rth@redhat.com>
13637 * loop.c (scan_loop): Use xcalloc for the regs array.
13638 (load_mems_and_recount_loop_regs_set): Zero the new memory
13639 received from xrealloc.
13641 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13643 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13645 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13647 * integrate.c (copy_rtx_and_substitute): When copying
13648 an ignored return value, strip REG_FUNCTION_VALUE_P.
13650 2001-01-06 Michael Hayes <mhayes@redhat.com>
13652 * loop.c (debug_biv, debug_giv): New.
13653 (loop_biv_dump): Break out from ...
13654 (record_biv): ... here.
13655 (loop_giv_dump): Break out from ...
13656 (record_giv): ... here.
13657 (loop_bivs_check): Use print_simple_rtl.
13658 * unroll.c (loop_iterations): Use print_simple_rtl.
13660 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13662 * pa.md (return, return_internal): Modify patterns to prevent regrename
13663 mucking with the return pointer.
13665 2001-01-05 Richard Henderson <rth@redhat.com>
13667 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13669 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13671 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13672 version supplied by Matteo Frigo.
13674 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13676 * cpp.texi: Update for -MQ.
13677 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13678 (cpp_cleanup): Always free pfile->deps.
13679 (initialize_dependency_output): Don't create pfile->deps.
13680 (cpp_handle_option): Similarly.
13682 * gcc.c (cpp_options): Handle -MQ.
13683 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13684 * mkdeps.c (base_name): Remove.
13685 (deps_init): Don't allocate vector space until it's needed.
13686 (deps_free): Only free vectors if allocated.
13687 (deps_add_target, deps_add_dep): Update for initial allocation.
13688 (deps_add_default_target): Don't strip to the base_name.
13690 2001-01-05 DJ Delorie <dj@redhat.com>
13692 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13693 (INIT_EXPANDERS): Define.
13695 * config/v850/v850.c (struct machine_function): Define.
13696 (v850_save_machine_status): New function.
13697 (v850_restore_machine_status): New function.
13698 (v850_return_addr): New function.
13699 (v850_init_expanders): New function.
13701 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13702 and v850_init_expanders.
13704 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13706 * cpplib.h (struct cpp_reader): Add help_only field.
13707 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13708 (cpp_handle_option): Set pfile->help_only if we see -h,
13709 --help, -target-help, or --version. Print version string but
13710 do not set help_only if we see -v or -version. Make text
13711 printed by -v match that printed by (-)-version.
13713 * cppmain.c (main): Exit after option parsing if
13714 pfile->help_only is true.
13716 * toplev.c (independent_decode_option): Call print_version,
13717 then exit, if we see --version (but not -version).
13718 (print_version): Split lengthy message into two lines.
13720 2001-01-05 Nick Clifton <nickc@redhat.com>
13722 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13723 temporary string for initialisation before calling ggc_alloc_string.
13725 2001-01-06 Michael Hayes <mhayes@redhat.com>
13727 * rtl.h (print_simple_rtl): New.
13728 * print-rtl.c (print_simple_rtl): New.
13729 (flag_simple): New.
13730 (print_rtx): Disable printing of flags and modes, etc.,
13731 if `flag_simple` nonzero.
13733 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13735 * function.c (fixup_var_refs): Use push_to_full_sequence where
13738 2001-01-05 Michael Meissner <meissner@redhat.com>
13740 * flags.h (flag_reorder_blocks): Add declaration.
13741 (flag_rename_block): Ditto.
13743 2001-01-05 DJ Delorie <dj@redhat.com>
13745 * function.c (reorder_blocks): Make sure the flags are all reset
13746 before using them to mark blocks, else a second invocation will
13747 corrupt the block chain.
13748 (reorder_blocks_0): New, resets the flags.
13750 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13752 * cse.c (find_comparison_args): Stop if the argument is known to
13755 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13757 * config/sh/sh.md (movdf): When splitting load into pair of
13758 registers, don't clobber the register used in the address too
13761 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13763 * varasm.c (mark_constant_pool): Improve initial comments.
13764 (mark_constants): Move marking of constants to mark_constant.
13765 (mark_constant): New function to recursively mark all constants
13766 referred to by a constant.
13768 2001-01-05 Catherine Moore <clm@redhat.com>
13770 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13772 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13774 * cp/lang-options.h: Bring comment in line with reality.
13775 * f/lang-options.h: Likewise.
13776 * java/lang-options.h: Likewise.
13777 * objc/lang-options.h: Likewise.
13778 * ch/lang-options.h: Likewise.
13779 * f/g77.texi: And update the manual.
13781 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13782 Denis Chertykov <denisc@overta.ru>
13784 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13785 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13786 * config/avr/avr.md (all peepholes that request a scratch register):
13787 Call it, FAIL the peephole if not safe (in interrupt functions).
13789 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13791 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13793 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13795 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13797 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13798 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13799 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13800 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13801 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13803 * extend.texi: Document these builtins.
13805 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13807 * c-common.c (lang_get_alias_set): Say we know nothing of
13808 VECTOR_TYPE aliasing.
13810 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13812 2001-01-05 Bruce Korb <bkorb@gnu.org>
13814 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13815 their x* equivalent versions for atexit-less systems
13816 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13817 systems (or any other system any more).
13819 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13821 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13822 output operands. Use arm_hard_register_operand for operand 4.
13823 (stmsi_postinc): Similarly.
13824 (ldmsi): Use arm_hard_register_operand for opernand 2.
13825 (stmsi): Similarly.
13826 * arm.c (arm_hard_register_operand): New function.
13827 * arm-protos.h (arm_hard_register_operand): Prototype it.
13829 * arm.h (HARD_REGNO_RENAME_OK): Define.
13831 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13833 * simplify-rtx.c (cfc_args): add "unordered" field.
13834 (check_fold_consts): Set unordered field.
13835 (simplify_relational_operation): Simplify the unordered
13838 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13841 * emit-rtl.c (try_split): Fix code to mark labels.
13842 * jump.c (mark_jump_label): Make global.
13843 * rtl.h (mark_jump_label): Declare.
13845 * predict.c (estimate_probability): Handle unordred comparisons.
13847 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13849 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13850 * cppinit.c (initialize_dependency_output): Update.
13851 (cpp_finish): Output dummy targets for -MP.
13853 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13854 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13855 * gcc.c (cpp_options): Update to handle -MP.
13856 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13857 to quote only the default target.
13858 (deps_phony_targets): Insert a preceding newline. Rename from
13859 deps_dummy_targets for consistency.
13862 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13864 * calls.c (emit_library_call_value_1): Support
13865 INIT_CUMULATIVE_LIBCALL_ARGS.
13866 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13868 2001-01-04 Richard Henderson <rth@redhat.com>
13870 * c-decl.c (finish_struct): Detect flexible array members
13871 used in an inappropriate context.
13872 * c-typeck.c (really_start_incremental_init): Special case
13873 constructor_max_index for zero length arrays.
13874 (pop_init_level): Allow initialization of flexible array
13875 members. Deprecate initialization of zero length arrays.
13876 Don't issue missing initializer warning for flexible array
13877 members or zero length arrays.
13878 (process_init_element): Don't dereference null DECL_SIZE.
13879 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13880 Don't abort for empty constructors. Use size_binop
13881 (output_constructor): Add commentary regarding zero length
13882 array futures. Abort if we try to initialize an array of
13883 unspecified length with a non-empty constructor in the middle
13886 * extend.texi (Zero Length): Update and clarify documentation
13887 on static initialization.
13889 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13891 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13892 with more than 32767 words of local storage.
13894 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13896 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13897 for 'abs', 'labs', and 'fabs'.
13898 (c4x_expand_builtin): Likewise.
13899 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13901 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13903 * config/sh/sh.md (prget, prset): New insn types.
13904 (return delay slot): Dont' allow prset.
13905 (call, sfunc delay slot): Don't allow prget.
13906 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13907 for prset and prget.
13909 2001-01-05 Michael Hayes <mhayes@redhat.com>
13911 * loop.h (struct loop_reg): New.
13912 (struct loop_regs): Change to use array of `struct loop_reg'.
13913 * loop.c: Replace assortment of varrays with single regs array.
13914 (count_one_set): Delete may_not_move array argument
13915 and use regs array instead. All caller's changed.
13916 (count_loop_regs_set): Delete may_not_move and single_usage
13917 arguments and use regs array instead. All caller's changed.
13918 (find_single_use_in_loop): Replace usage array argument with pointer
13919 to regs structure. All caller's changed.
13920 (loop_optimize): Delete `moved_once' array.
13922 2001-01-05 Michael Hayes <mhayes@redhat.com>
13924 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13925 Use it instead of loop_info->has_call for scanning loop mems.
13926 (check_dbra_loop): Replace loop_info->has_call test with
13927 loop_info->has_nonconst_call.
13929 2000-01-04 Matthew Hiller <hiller@redhat.com>
13931 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13934 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13936 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13937 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13939 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13941 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13942 (flag_short_double, flag_short_wchar): Define.
13943 (c_common_nodes_and_builtins): Create many tree nodes shared
13944 between C and C++ here instead of in cp/decl.c and ...
13945 * c-decl.c (init_decl_processing): ... here.
13946 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13947 (flag_short_double, flag_short_wchar): Don't define.
13948 (record_builtin_type): New function.
13949 (build_void_list_node): New function.
13950 * c-common.h (flag_short_double, flag_short_wchar,
13951 record_builtin_type, build_void_list_node): Declare.
13953 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13955 * integrate.c (expand_inline_function): Don't put a virtual
13956 register into the reg map.
13958 * function.c (fixup_var_refs_1): If force_operand didn't put
13959 the address into the target, move it there.
13961 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13963 Special-case tree_decl/tree_list allocations.
13964 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13965 (OBJECT_SIZE): New macro.
13966 (NUM_EXTRA_ORDER): Likewise.
13967 (extra_order_size_table): New variable.
13968 (NUM_ORDERS): New macro.
13969 (objects_per_page_table): New variable.
13970 (object_size_table): New variable.
13971 (G.pages): Use NUM_ORDERS to bound the array.
13972 (G.page_tails): Likewise.
13973 (DIV_ROUND_UP): Remove.
13974 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13975 (alloc_page): Use OBJECT_SIZE.
13976 (size_lookup): Don't make it const.
13977 (ggc_alloc): Use OBJECT_SIZE.
13978 (ggc_set_mark): Likewise.
13979 (ggc_get_size): Likewise.
13980 (init_ggc): Set up the object_size_table, objects_per_page_table,
13981 and adjust size_lookup.
13982 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13983 (ggc_pop_context): Use NUM_ORDERS.
13984 (clear_marks): Likewise.
13985 (sweep_pages): Likewise.
13986 (poison_pages): Likewise.
13987 (ggc_print_statistics): Use OBJECT_SIZE.
13989 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13991 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13992 Only call array_size_for_constructor if last field and array type
13993 with no upper bound.
13995 2001-01-04 Philip Blundell <philb@gnu.org>
13997 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13998 from bit 31 downwards, if this requires no more insns.
13999 (count_insns_for_constant): New helper function for above.
14001 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
14003 * gencodes.c (output_predicate_decls): Remove empty initializer.
14005 2001-01-04 Mark Mitchell <mark@codesourcery.com>
14007 * tree.c (copy_node): Remove documentation about obstacks.
14008 (buidl1): Check that nobody tries to build 2-argument nodes this
14011 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14013 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
14016 * gencodes.c (output_predicate_decls): Fill empty initializer
14019 2001-01-04 Jakub Jelinek <jakub@redhat.com>
14021 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
14022 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
14024 (do_include): Handle missing headers like cpp0.
14025 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
14026 paths with first include pathname. Don't strcat to uninitialized
14029 2001-01-04 Bernd Schmidt <bernds@redhat.com>
14031 * regrename.c (regrename_optimize): Don't rename from frame pointer
14032 if frame_pointer_needed.
14033 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
14034 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
14035 (ia64_reorg): Use it instead of scheduling if ! optimize.
14036 (errata_emit_nops): Properly call asm_noperands.
14037 (ia64_sched_reorder): Finish cycle if we see an asm.
14038 (ia64_variable_issue): Clear scheduling state after asms.
14040 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
14042 * cpp.texi: Update for -MT.
14043 * cppinit.c (initialize_dependency_output): Add a default
14044 target if none has been given already.
14045 (no_tgt, OPT_MT): New.
14046 (cpp_handle_option): Handle -MT. Update -M etc.
14047 * cpplib.h (struct cpp_options): Remove deps_target.
14048 * gcc.c (cpp_options): Handle -MT.
14049 * mkdeps.c (struct deps): Move from mkdeps.h.
14050 (deps_calc_target): Rename deps_add_default_target. Add a
14051 default target if none has been specified already.
14052 * mkdeps.h (struct deps): Move to mkdeps.c.
14053 (deps_calc_target): Rename deps_add_default_target.
14055 2000-01-03 Richard Henderson <rth@redhat.com>
14057 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
14059 * c-typeck.c (push_init_level): Move checks for flexible array
14060 members and zero length arrays ...
14061 (pop_init_level): ... here. Silently discard empty initializations.
14063 * varasm.c (output_constructor): Update for sizeof change to
14064 zero-length arrays.
14066 * extend.texi (Zero Length): Clarify semantics.
14068 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14070 * configure.in (tm.h): Include isns-codes.h last.
14071 * configure: Rebuilt.
14073 2001-01-03 Richard Henderson <rth@redhat.com>
14075 * config/alpha/alpha.md (addvsi3, addvdi3): New.
14076 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
14078 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14080 * tradcpp.c (main): Make sure finclude() is called with a valid
14081 indepth value while handling -include.
14083 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14085 * gencodes.c (output_predicate_decls): New function.
14087 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
14088 even if it is not the first time machmode.h is #included.
14089 * config/sh/sh.c (fpul_operand): Declare MODE argument.
14090 * tm.texi (PREDICATE_CODES): Document predicate declarations.
14091 * gcc.texi (Copyright): Added 2001.
14093 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14095 * c-common.c (c_common_lang_init): New function. Warn if format
14096 warning options which only have effects when used with -Wformat
14097 are used without -Wformat.
14098 * c-common.h (c_common_lang_init): Declare.
14099 * c-lang.c (lang_init): Call c_common_lang_init.
14100 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14102 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14104 * configure.in: Check for the mktemp command.
14105 * configure: Regenerate.
14106 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14107 $TEMP. Create temporary files with mktemp, if available at
14108 configure time; otherwise use set -C. Remove temporary files
14111 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14113 * configure.in: Require at least texinfo 4.0. Check for whether
14114 Pod::Man is sufficiently recent to regenerate GCC manpages.
14115 * configure: Regenerate.
14116 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14118 (GENERATED_MANPAGES): Define.
14119 (generated-manpages): New target. Depend on cpp.1 as well as
14121 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14122 configure to generated-manpages or empty) rather than on the
14123 manpages directly. Remove execute permission from installed
14124 gcov.1 as well as cpp.1.
14125 * cpp.1, gcov.1: Regenerate.
14127 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14129 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14130 tree_low_cst. Allow using cmpstrsi in more cases.
14132 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14134 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14137 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14139 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14140 * Makefile.in (HOST_CFLAGS): Mention build-make.
14142 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14144 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14147 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14149 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14152 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14155 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14156 reg_base_value and reg_known_value arrays.
14157 (init_alias_analysis): Add more cases to detect known values.
14158 * sched-deps.c (deps_may_trap_p): New function.
14159 (sched_analyze_2): Use it.
14161 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14163 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14164 don't discard an ASHIFTRT if we're shifting in a wider mode.
14166 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14168 * toplev.c (rest_of_compilation): Don't print basic block information
14169 when CFG isn't up to date.
14171 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14173 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14174 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14175 (UNALIGNED_SHORT_ASM_OP): Define.
14176 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14178 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14180 * fold-const.c (fold_convert): Fix typo.
14182 2001-01-02 Richard Henderson <rth@redhat.com>
14184 * c-common.h (ASM_INPUT_P): New.
14185 * c-parse.in (asm): Set it when needed.
14186 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14187 existance of an operand.
14189 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14191 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14192 (dwarf2out_frame_debug_expr): Likewise.
14193 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14195 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14197 * i386.c (ix86_split_to_parts): Return number of part required;
14199 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14201 (ix86_split_long_move): Use number of part returned
14202 by ix86_split_to_parts
14203 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14205 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14206 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14207 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14208 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14209 (ALIGN_MODE_128): Add TFmode.
14210 (IS_STACK_MODE): Likewise.
14211 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14212 (HARD_REGNO_OK): Support TFmodes.
14213 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14214 * i386.md (scheduler definitions): Use memory operand to determine
14215 fst/fld instructions; use mode attribute to determine real mode of
14217 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14218 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14220 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14222 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14224 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14226 * expr.c (store_constructor_field): Update ALIGN before calling
14229 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14231 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14234 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14236 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14239 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14241 * c-decl.c (start_function): Don't warn on third parameter to main.
14243 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14245 * tsystem.h: Define HAVE_DECL_GETOPT.
14247 2001-01-02 Philip Blundell <pb@futuretv.com>
14249 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14252 2001-01-02 Richard Henderson <rth@redhat.com>
14254 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14256 2001-01-02 Andreas Jaeger <aj@suse.de>
14258 * c-decl.c (c_decode_option): Remove support of
14259 -Wmissing-noreturn.
14261 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14262 (W_options): Add -Wmissing-noreturn here.
14264 * flow.c: Define lang_missing_noreturn_ok_p.
14265 (check_function_return_warnings): Use it.
14267 * c-common.h: Declare lang_missing_noreturn_ok_p.
14269 * c-lang.c (c_missing_noreturn_ok_p): New function.
14270 (lang_init): Set lang_missing_noreturn_ok_p.
14272 * invoke.texi (Warning Options): Document this.
14274 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14276 * extend.texi (C++ Extensions): New node for C++ attributes;
14277 describe init_priority and com_interface.
14278 * invoke.texi: Remove -finit-priority as it now has zero effect.
14279 * install.texi: Fix xref syntax.
14280 * md.texi: Likewise.
14282 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14284 * config.gcc (sparc64-wrs-vxworks*): New case.
14285 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14287 * config/sparc/sparc.c (sparc_override_options): Do support different
14288 pointer and architecture size.
14289 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14290 (POINTERS_EXTEND_UNSIGNED): Define.
14291 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14292 (FUNCTION_MODE): Define to be Pmode.
14293 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14295 * function.c (expand_function_end): Properly handle DECL_RESULT
14296 and copy when ptr_mode != Pmode.
14297 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14299 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14301 * c-common.c (c_common_nodes_and_builtins): Set prototype
14302 parameters for __builtin_fputs, __builtin_fputc and
14303 __builtin_fwrite. Don't declare plain fputc as a builtin.
14305 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14307 * loop.c (add_label_notes): Increment the label usage count when
14308 a note is added to an insn which refers to a CODE_LABEL.
14309 * gcse.c (add_label_notes): Likewise.
14311 2001-01-01 Andreas Jaeger <aj@suse.de>
14313 * loop.c (scan_loop): Use xmalloc to allocate movables.
14315 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14317 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14318 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14319 * reload1.c (REGISTER_MOVE_COST): Likewise.
14320 * regclass.c (REGISTER_MOVE_COST): Likewise.
14321 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14322 dimension. Adjust all users.
14323 (init_reg_sets_1): Iterate on all modes.
14324 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14325 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14326 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14327 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14328 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14329 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14330 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14331 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14332 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14333 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14334 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14335 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14336 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14337 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14338 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14339 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14340 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14341 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14342 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14343 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14344 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14345 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14346 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14347 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14348 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14349 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14350 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14352 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14354 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14355 arg VARIES_P. Call it with extra arg.
14356 (true_dependence): Likewise.
14357 * rtl.h (rtx_addr_can_trap_p): Declare.
14358 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14360 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14361 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14362 pic offset table register if it's zero. All callers changed.
14363 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14365 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14367 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14368 STRING_POOL_ADDRESS_P.
14370 * config/sparc/sparc.c (input_operand): Properly test for short op.
14372 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14373 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14374 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14375 * config/sparc/elf.h: No longer include sol2.h.
14376 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14377 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14379 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14381 2001-01-01 Michael Hayes <mhayes@redhat.com>
14383 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14384 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14385 (record_initial): Likewise.
14386 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14387 (remap_split_bivs): Likewise.
14389 2001-01-01 Michael Hayes <mhayes@redhat.com>
14391 * loop.c (loop_ivs_free): New function.
14392 (strength_reduce): Break out from...
14394 2001-01-01 Michael Hayes <mhayes@redhat.com>
14396 * loop.h (struct iv): New.
14397 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14398 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14399 'reg_biv_class' fields with 'regs' and 'n_regs'.
14400 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14401 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14402 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14404 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14406 * resource.c (mark_referenced_resources): Abort() before
14407 attempting to mark a pseudo register.
14408 (mark_set_resources): Likewise.
14410 2001-01-01 Michael Hayes <mhayes@redhat.com>
14412 * loop.h (REG_IV_CLASS): New accessor macro.
14413 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14414 * unroll.c (REG_IV_CLASS): Likewise.
14416 See ChangeLog.4 for earlier changes.