1 2001-05-24 Philip Blundell <philb@gnu.org>
3 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
6 2001-05-24 Philip Blundell <philb@gnu.org>
8 * config/arm/arm.c (output_return_instruction): Correctly handle
9 interworking and interrupt functions.
11 2001-05-24 Philip Blundell <philb@gnu.org>
13 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
14 -m{no-}sched-prolog. Fix typos and improve formatting.
16 2001-05-24 Philip Blundell <philb@gnu.org>
18 * invoke.texi (ARM Options): Improve wording slightly. Add
19 documentation for more options, including those for Thumb mode.
20 Don't mention options that don't exist or are unimplemented.
21 (Thumb Options): Delete; merged into above section.
23 2001-05-24 Geoff Keating <geoffk@redhat.com>
25 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
26 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
28 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
30 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
31 fix hard register simplification.
33 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
35 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
36 of just copying CPP_CPU_SPEC.
38 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
40 * i386.c (incdec_operand): Accept only 1 and -1.
42 2001-05-23 Kelley Cook <kelley.cook@home.com>
44 * Makefile.in: Move many of the *_H definitions eariler in the
45 file, so that rules in t-* files that use them for
46 dependencies will work in a parallel build.
47 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
49 2001-05-23 Richard Henderson <rth@redhat.com>
51 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
53 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
55 * cpp.texi: Update for handling of charconsts.
56 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
57 diagnostics. Skip to the end if the UCS is too short.
58 (cpp_interpret_charconst): Long charconsts issue a warning
61 2001-05-23 Richard Henderson <rth@redhat.com>
63 * doc/install.texi (alpha-linux): Require binutils 2.11.
65 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
67 * c-lex.c (read_escape, read_ucs): Delete.
68 (lex_string): Use cpp_parse_escape.
69 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
70 if not C++ or not C99. Warn if traditional.
71 (parse_escape): Rename cpp_parse_escape. Make the bitmask
72 unsigned. Warn for out-of-range escape sequences here.
73 Update to use maybe_read_ucs.
74 (cpp_interpret_charconst): Don't warn here.
75 * cpplib.h (cpp_parse_escape): New exported function.
77 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
79 * extend.texi (Attribute Syntax): Clarify application of
80 attributes to parameters declared as functions or arrays.
82 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
84 * dbxout.c (dbxout_type_methods): Do still group methods by name.
86 2001-05-23 Zack Weinberg <zackw@stanford.edu>
88 * diagnostic.c (vnotice): Kill.
89 (fnotice): Call vfprintf directly.
90 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
91 verbatim, set_diagnostic_context): Rename string argument to
92 indicate that it is run through gettext.
93 (vbuild_message_string, build_message_string, output_do_printf):
94 Rename string argument to indicate that it is NOT run through
96 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
97 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
98 Run msgid argument through gettext.
99 (default_print_error_function): Run constant strings through
100 gettext when nothing else will.
101 (fatal_error, internal_error, error_recursion): Use fnotice.
102 Present complete sentences to gettext.
104 2001-05-23 Mark Mitchell <mark@codesourcery.com>
106 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
108 2001-05-23 Richard Henderson <rth@redhat.com>
110 * function.c (expand_function_start): Always use a pseudo
111 for the function result value.
113 2001-05-22 Richard Henderson <rth@redhat.com>
115 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
116 section pointer alignment.
118 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
120 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
121 of __USER_LABEL_PREFIX__.
123 2001-05-22 Richard Henderson <rth@redhat.com>
125 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
126 (__deregister_frame_info_bases): New.
127 * unwind-dw2-fde.h: Declare it.
128 * libgcc-std.ver: Export it.
129 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
130 called __register_frame_info_bases.
132 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
134 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
135 instead of #elif (which is OK for this case but not in general).
137 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
139 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
140 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
141 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
142 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
143 "r2" to the assembly file. Only issue allocs with non-zero parameters.
145 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
146 David O'Brien <obrien@freebsd.org>
148 * config/freebsd.h (LIB_SPEC): Key the exact setting to
149 configure-time options and target version of FreeBSD. Set-up
150 to match architectural change in threading support. Correctly
151 report when -pthread option is not supported by configure-time
153 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
154 and extend to encode target version number in run-time setting
155 of __FreeBSD__ macro to match the system compiler.
156 (CPP_PREDEFINES): Likewise.
157 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
159 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
160 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
162 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
163 David O'Brien <obrien@freebsd.org>
165 * config.gcc (the unlabeled system switch statement): Add
166 generic configuration section to handle *-*-freebsd*. Also,
167 to match the system compiler, default to threading support (it
168 may be disabled with the standard --disable-threads
169 configuration-time switch).
170 (i[34567]86-*-freebsd* in machine-specific section): Use it.
171 (alpha*-*-freebsd* in machine-specific section): Likewise.
173 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
174 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
175 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
176 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
177 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
179 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
180 David O'Brien <obrien@freebsd.org>
182 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
183 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
184 -pthread instead setting macro.
186 2001-05-22 Richard Henderson <rth@redhat.com>
188 * crtstuff.c (__register_frame_info_bases): Declare.
189 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
190 (__do_global_dtors_aux, __do_global_dtors): Streamline.
192 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
193 (CRT_GET_RFIB_DATA): New.
194 * config/i386/sysv4.h: Likewise.
195 * config/i386/sco5.h: Likewise.
196 (ASM_PREFERRED_EH_DATA_FORMAT): New.
198 2001-05-22 Richard Henderson <rth@redhat.com>
200 * rtl.c (read_string): Break out from ...
201 (read_rtx): ... here.
203 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
205 * doc/install.texi (Specific): Remove a bogus and duplicate part
206 copied from the end of the document.
208 2001-05-22 Bernd Schmidt <bernds@redhat.com>
210 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
212 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
214 * install.texi: Remove obsolete information on SunOS as well as
215 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
216 (Installing GNU CC on the Sun): Remove section.
218 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
220 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
221 keep errno unchanged on success.
223 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
225 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
226 once for hexadecimal floats, whether or not they contain a decimal
227 point. Don't let the setting of pedantic otherwise affect the
228 parsing of hexadecimal floats.
230 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
232 * README.ACORN: Remove obsolete file.
234 2001-05-22 Jan Hubicka <jh@suse.cz>
236 * combine.c (gen_binary): Use swap_commutative_operands_p
237 (simplify_comparison): Likewise.
238 * expmed.c (emit_store_flag): Likewise.
239 * expr.c (compare_from_rtx): Likewise.
240 (do_compare_rtx_and_jump): Likewise.
241 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
242 if not emitting a branch and operands want swapping.
244 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
246 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
247 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
248 (maybe_get_identifier): Update.
249 * tree.h (make_identifier): Delete.
251 2001-05-21 Richard Henderson <rth@redhat.com>
253 * combine.c (subst): Do not substitute for a register as
254 a destination subreg/strict_low_part/zero_extract.
256 * combine.c (simplify_comparison): Update op1 after constant
258 * recog.c (const_int_operand): Accept only constants valid
260 * genrecog.c: Update comments wrt const_int_operand.
262 * emit-rtl.c (init_emit_once): Zero unused memory in a
265 2001-05-21 Mark Mitchell <mark@codesourcery.com>
267 * tree.h (type_num_arguments): Declare it.
268 * tree.c (type_num_arguments): New function.
270 2001-05-21 Richard Henderson <rth@redhat.com>
272 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
275 2001-05-21 Geoff Keating <geoffk@redhat.com>
277 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
279 (minsf3): Use rs6000_emit_minmax.
280 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
282 (movsfcc): Use rs6000_emit_cmove.
283 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
284 Don't generate emit_fselsfsf4.
285 (fseldfsf4): Likewise.
286 (maxdf3): Use rs6000_emit_minmax.
288 (mindf3): Use rs6000_emit_minmax.
289 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
291 (movdfcc): Use rs6000_emit_cmove.
292 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
293 Don't generate emit_fselsfsf4.
294 (fselsfdf4): Likewise.
295 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
296 (min_max_operator): New predicate.
297 (rs6000_emit_cmove): New function.
298 (rs6000_emit_minmax): New function.
299 * config/rs6000/rs6000-protos.h: Prototype new functions.
300 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
301 and min_max_operator.
303 * config/rs6000/rs6000.c (output_cbranch): Handle all
304 conditional types in the switch statement.
306 2001-05-21 Mark Mitchell <mark@codesourcery.com>
308 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
309 non-register variables.
310 * extend.texi: Document that asm-specifications do not make sense
311 for non-static local variables.
313 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
315 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
316 (dbxout_type_fields): Lose minimal_debug support.
317 (dbxout_type_methods, dbxout_type): Likewise.
319 2001-05-17 Andrew Haley <aph@redhat.com>
321 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
323 2001-05-21 Richard Henderson <rth@redhat.com>
325 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
328 2001-05-20 Richard Henderson <rth@redhat.com>
330 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
331 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
332 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
333 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
334 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
336 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
337 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
338 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
339 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
340 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
341 DEBUG_PUBNAMES_SECTION): Rename as above.
342 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
344 2001-05-20 Richard Henderson <rth@redhat.com>
346 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
347 operands unless the operation is commutative.
349 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
351 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
354 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
356 * extend.texi: Clarify documentation of extensions included in ISO
357 C99. Prefer C99 terminology and syntax to old GNU terminology and
358 syntax. Add more index entries. Document mixed declarations and
359 code as an extension in C89 mode. Warn about future changes to
360 semantics of inline functions. Fixes PR other/930.
362 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
364 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
365 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
366 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
367 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
369 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
371 2001-05-20 Richard Henderson <rth@redhat.com>
373 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
374 to be output before a branch.
376 2001-05-20 Richard Henderson <rth@redhat.com>
378 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
380 2001-05-20 Richard Henderson <rth@redhat.com>
382 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
383 (ASM_DOUBLE): Remove.
384 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
385 * config/i386/sun386.h: Likewise.
387 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
388 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
390 * config/i386/cygwin.h (INT_ASM_OP): Remove.
391 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
392 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
393 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
395 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
396 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
397 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
398 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
399 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
400 * config/i386/win32.h: Likewise.
402 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
404 * invoke.texi: Add more options to summary list.
406 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
408 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
409 used. Fixes PR c/2291.
412 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
414 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
415 the -fpic and -fPIC options, clear flag_pic.
417 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
419 * hashtable.c (calc_hash): Fix HASHSTEP definition.
420 * stringpool.c (make_identifier): No statistics here anymore.
421 * objc-act.c (steup_string_decl): Remove redundant check.
423 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
425 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
426 cpplib.o, cpphash.o, fix-header): Update.
427 (hashtable.o): New target.
428 * c-common.h: Include cpplib.h. Define C_RID_CODE and
429 struct c_common_identifier here.
430 * c-lang.c (c_init_options): Update. Call set_identifier_size.
431 * c-lex.c (c_lex): Update.
432 * c-pragma.h: Update.
433 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
435 (C_RID_CODE): Delete.
436 * cpphash.c: Rewrite to use hashtable.c.
437 * cpphash.h: Update include guards.
438 (struct cpp_reader): Remove hashtab.
439 hash_ob and buffer_ob are no longer pointers. Add hash_table
441 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
442 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
443 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
444 * cppinit.c (cpp_create_reader): Update.
445 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
446 (cpp_interpret_charconst): Eliminate warning.
447 * cpplib.c (do_pragma, do_endif, push_conditional,
448 cpp_push_buffer, cpp_pop_buffer): Update.
449 (_cpp_init_stacks): Rename cpp_init_directives.
450 (_cpp_cleanup_stacks): Remove.
451 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
452 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
453 cpp_forall_identifiers, cpp_create_reader): Update.
454 (C_RID_CODE, cpp_make_node): New.
455 (c_common_identifier): New identifier node for C front ends.
456 * cppmain.c (main): Update.
457 * fix-header.c (read_scan_file): Update.
458 * flags.h (id_clash_len): Make unsigned.
459 * ggc.h (ggc_mark_nonnull_tree): New.
462 * stringpool.c: Update comments and copyright. Update to use
464 * toplev.c (approx_sqrt): Move to hashtable.c.
465 (id_clash_len): Make unsigned.
466 * toplev.h (ident_hash): New.
467 * tree.c (gcc_obstack_init): Move to hashtable.c.
468 * tree.h: Include hashtable.h.
469 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
470 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
471 (struct tree_identifier): Update.
472 (make_identifier): New.
474 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
475 (C_RID_CODE): Remove.
476 * lex.c (cxx_init_options): Call set_identifier_size. Update.
477 (init_parse): Don't do it here.
479 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
481 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
483 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
485 (expand_eh_return): Convert between word_mode and Pmode.
486 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
488 (execute_stack_op): Likewise.
489 (execute_cfa_program): Likewise.
490 (uw_frame_state_for): Likewise.
491 (uw_update_context_1): Likewise.
492 * unwind.inc (_Unwind_Reason_Code): Likewise.
493 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
494 (EH_RETURN_STACKADJ_RTX): Likewise.
495 * config/mips/mips.c (compute_frame_size): Make space for saving
497 (mips_expand_epilogue): Handle EH stack adjustments.
498 * config/mips/mips.md (eh_return): New pattern.
499 (eh_set_lr_si): Likewise.
500 (eh_set_lr_di): Likewise.
501 Add splitter to perform EH return after reload.
503 2001-05-19 Mark Mitchell <mark@codesourcery.com>
505 * jump.c (mark_jump_label): Tidy previous change.
507 2001-05-19 Bruce Korb <bkorb@gnu.org>
509 * fixinc/genfixes: no need for two warnings
510 * fixinc/Makefile.in: open stdin for those building with a closed one.
512 2001-05-19 Mark Mitchell <mark@codesourcery.com>
514 * jump.c (jump_optimize_1): Tidy.
515 (mark_jump_label): When changing the label in a LABEL_REF, change
516 update any REG_EQUAL notes as well.
518 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
520 * c-parse.in (parm_declarator): Split into
521 parm_declarator_starttypename and parm_declarator_nostarttypename.
522 (parm_declarator_starttypename, parm_declarator_nostarttypename):
523 New. Allow parenthesised sub-declarators which don't begin with a
524 TYPENAME. Fixes PR c/166.
526 2001-05-19 Mark Mitchell <mark@codesourcery.com>
528 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
530 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
532 * toplev.c (main): If the target does not allow profiling without
533 a frame pointer, issue an error message.
534 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
537 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
539 * recog.c (general_operand): Modify last change to allow it if reload
542 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
544 * recog.c (general_operand): Prohibit nonzero subreg bytes on
545 subregs containing mem.
547 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
549 * regrename.c (regrename_optimize): frame pointer register can
552 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
554 * README.DWARF: Move into dwarfout.c.
556 2001-05-18 Dale Johannesen <dalej@apple.com>
558 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
559 specific misuse of r0 as a reload address.
561 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
563 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
566 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
569 (add_to_sequence): Make that decision type.
570 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
571 (write_switch, write_cond, debug_decision_2): Likewise.
573 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
575 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
578 2001-05-18 Stan Shebs <shebs@apple.com>
580 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
581 * configure: Regenerate.
583 2001-05-18 Per Bothner <per@bothner.com>
585 Changes needed for java/jvspec.c
586 * gcc.h (n_infiles, outfiles): Add declarations.
587 * gcc.c (n_infiles, outfiles): Mske no longer static.
589 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
591 * config/pa/som.h (EXCEPTION_SECTION): Define.
593 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
595 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
597 Add have_location_lists, a variable to determine whether we need a
598 .debug_loc section or not.
599 (enum dw_val_class): Add dw_val_class_loc_list.
600 (dw_val_struct): Add val_loc_list.
601 (dw_loc_list_struct): New structure, represents location lists.
602 (new_loc_list): New function, return a new location list, given
603 the range and location expression.
604 (add_loc_descr_to_loc_list): New function, add a location
605 expression to a location list, given the expression and range.
606 (output_loc_list): New function, output a location list.
607 (gen_internal_sym): Modified to take symbol prefix, so we can
608 reuse it for location list symbols.
609 (add_AT_loc_list): New function, add a location list to a DIE at
611 (AT_loc_list): New function, return the location list reference
612 for a given attribute, if it's a location list.
613 (print_die): Handle dw_val_class_loc_list.
614 (size_of_die): Ditto.
615 (value_format): Ditto.
617 (output_location_lists): New function, output all of the location
618 lists for a DIE and it's children.
619 (dwarf2out_finish): Call output_location_lists if we have location
623 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
625 * gcse.c (try_replace_reg): First try global replace, later try to
626 simplify the expression.
628 * gcse.c (find_used_regs): Change calling convention; work via
630 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
632 2001-05-18 Bernd Schmidt <bernds@redhat.com>
635 2001-02-09 Nick Clifton <nickc@redhat.com>
636 * config/arm/arm.md: Change output constraint on post inc
637 load/store multiple patterns to be a read/write constraint.
639 2001-05-18 Mark Mitchell <mark@codesourcery.com>
641 * basic-block.h (struct basic_block_def): Add documentation about
642 what a basic block is, and what the various fields are used for.
643 * flow.c (calculate_globlal_regs_live): Add documentation about
644 how the algorithm works, and how we know that it will terminate.
645 Check that the the inductive assumption that guarantees
646 termination actually holds.
647 (mark_used_regs): Treat conditionally set registers as used.
648 (debug_regset): Add comment.
649 * rtl.texi (cond_exec): Add documentation.
651 * function.c (expand_function_start): Avoid creating BLKmode
654 2001-05-17 Mark Mitchell <mark@codesourcery.com>
656 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
657 DIE, even if it has no children.
658 (dwarf2out_finish): Always output the line-number table, even if
661 2001-05-18 David Edelsohn <edelsohn@gnu.org>
663 * rs6000.md (movsfcc,movdfcc): Remove NE case.
665 2001-05-17 Bruce Korb <bkorb@gnu.org>
667 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
668 * fixinc/genfixes: emit a warning if AutoGen is out of date
670 2001-05-17 Brendan Conoboy <blc@cygnus.com>
671 Bruce Korb <bkorb@gnu.org>
673 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
674 found in fixinc directory. Facilitates binary distributions.
676 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
678 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
681 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
683 * dwarf2out.c (modified_type_die): Equate qualified type to die.
685 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
687 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
688 (simplify_subreg): Handle complex types represented as CONCAT.
690 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
691 * rtl.h (swap_commutative_operands_p): Declare.
692 * rtlanal.c (swap_commutative_operands_p): New.
693 (operand_preference): New static function.
695 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
696 (gen_binary): Likewise.
697 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
698 * simplify-rtx.c (simplify_gen_binary,
699 simplify_gen_relational): Likewise.
701 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
703 * cse.c (fold_rtx): Use simplify_subreg.
705 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
706 (simplify_gen_subreg): New.
707 (simplify_rtx): Use simplify_subreg.
708 * rtl.h (simplify_gen_subreg): Declare.
710 2001-05-17 Mark Mitchell <mark@codesourcery.com>
712 * doc/install.texi: Update Solaris information.
714 * except.h (protect_cleanup_actions): Remove it.
715 (lang_protect_cleanup_actions): Declare it.
716 * except.c (protect_cleanup_actions): Remove it.
717 (lang_protect_cleanup_actions): New variable.
718 (init_eh): Don't make protect_cleanup_actions a GC root.
719 (expand_eh_region_and_cleanup): Call
720 lang_protect_cleanup_actions.
721 (output_function_exception_table): Remove unused `align'
723 * varasm.c (assemble_external): Abort if we have not yet
724 opened the assembly output file.
726 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
728 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
729 for eh_personality_libfunc.
731 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
733 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
734 when calling simplify_subreg. This is needed to allow replacing
735 of expression of one mode by expression of different mode.
737 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
739 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
741 2001-05-17 Bernd Schmidt <bernds@redhat.com>
743 * expr.c (protect_from_queue): Protect against subsequent calls to
745 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
748 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
750 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
752 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
754 * gccbug.in (CATEGORIES): Add "bootstrap".
756 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
758 * simplify-rtx.c (simplify_subreg): Break out from ...
759 * combine.c (combine_splify_rtx) ... here and ...
760 * recog.c (validate_replace_rtx_1): ... here;
761 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
762 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
763 (subreg_lowpart_p): ... here.
765 2001-05-17 Bernd Schmidt <bernds@redhat.com>
767 * stmt.c (expand_asm_operands): For inout operands, make sure
768 the substitution of '=' for '+' makes it into the rtl.
770 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
771 (reload_as_needed): Call update_eliminable_offsets a bit later.
773 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
775 * gcc.texi (gccbug): Refer to the web pages for detailed information
778 2001-05-16 Zack Weinberg <zackw@stanford.edu>
780 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
782 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
783 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
784 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
785 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
786 * cross-make: Don't set LIBGCC1.
787 * mklibgcc.in: Delete all code for building from libgcc1.c.
788 Always honor LIB1ASMFUNCS if set.
790 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
791 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
792 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
793 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
794 config/i386/uwin.asm, config/m68hc11/larith.asm,
795 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
796 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
797 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
798 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
799 Delete or update references to libgcc1 in commentary.
801 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
802 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
803 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
804 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
805 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
806 config/arm/t-semi, config/arm/t-strongarm-coff,
807 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
808 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
809 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
810 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
811 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
812 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
813 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
814 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
815 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
816 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
817 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
818 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
819 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
820 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
821 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
822 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
823 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
824 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
825 config/mips/t-ultrix, config/mn10200/t-mn10200,
826 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
827 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
828 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
829 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
830 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
831 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
832 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
833 config/sparc/t-sparclite, config/sparc/t-splet,
834 config/sparc/t-sunos41, config/sparc/t-vxsparc,
835 config/sparc/t-vxsparc64, config/v850/t-v850:
836 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
838 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
839 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
840 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
841 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
842 nongcc_SI_type, nongcc_word_type, or perform_*
843 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
845 * config/i386/386bsd.h, config/i386/beos-elf.h,
846 config/i386/linux-aout.h, config/i386/linux-oldld.h,
847 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
848 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
849 Don't include i386/perform.h.
851 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
852 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
853 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
854 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
855 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
856 config/vax/t-openbsd, config/vax/t-vax: Delete.
858 * config.gcc: Remove references to deleted files.
859 (arm-semi-aof): Use arm/t-semi for tmake_file.
861 * gcc.texi, install.texi, invoke.texi, tm.texi:
862 Delete or rewrite text which is no longer relevant now that
863 libgcc1 no longer exists.
865 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
866 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
868 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
869 Bruce Korb <bkorb@gnu.org>
871 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
874 2001-05-16 Zack Weinberg <zackw@stanford.edu>
876 * i386.md: Add two peepholes to clean up code generated by
879 2001-05-16 Richard Henderson <rth@redhat.com>
881 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
882 variants of non-absolute encodings.
884 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
886 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
887 __register_frame_info_table_bases): Export.
889 2001-05-16 Richard Henderson <rth@redhat.com>
891 * except.c (eh_data_format_name): Move to ...
892 * dwarf2asm.c: ... here. Use designated initializers if available.
893 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
894 * dwarf2asm.h: Update declarations.
895 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
896 ASM_PREFERRED_EH_DATA_FORMAT.
897 (output_call_frame_info): Likewise. Use 'L' augmentation for
900 * unwind-dw2-fde.h (struct fde_vector): New.
901 (struct old_object): Rename from struct object.
902 (struct object): New.
903 (__register_frame_info_bases): Declare.
904 (__register_frame_info_table_bases): Declare.
905 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
906 * unwind-dw2-fde.c (objects): Remove.
907 (unseen_objects, seen_objects): New.
908 (__register_frame_info_bases): New.
909 (__register_frame_info): Use it.
910 (__register_frame_info_table_bases): New.
911 (__register_frame_info_table): Use it.
912 (__deregister_frame_info): Rewrite for changed object struct.
913 (base_from_object, get_cie_encoding, get_fde_encoding): New.
914 (fde_unencoded_compare): Rename from fde_compare; uninline.
915 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
916 (start_fde_sort): Adjust for new definition of fde_vector.
917 (fde_insert): Likewise.
918 (end_fde_sort): Likewise. Select comparison function based
919 on properties of the object.
920 (fde_split): Take object and fde_compare_t arguments.
921 (frame_heapsort, fde_merge): Likewise.
922 (classify_object_over_fdes): Rename from count_fdes. Handle
923 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
925 (add_fdes): Handle encoded pointers.
926 (init_object): Rename from frame_init. Update for new struct object.
927 (linear_search_fdes): Rename from search_fdes. Handle encoded
929 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
930 (binary_search_single_encoding_fdes): New.
931 (binary_search_mixed_encoding_fdes): New.
932 (search_object): New.
933 (_Unwind_Find_FDE): Update for new struct object. Fill in
935 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
936 iterating over EH data.
937 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
938 fde_encoding, lsda_encoding.
939 (read_uleb128, read_sleb128): Remove.
940 (read_encoded_pointer): Remove. All callers use read_encoded_value.
941 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
942 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
944 * unwind-pe.h: Add "struct" to _Unwind_Context references.
946 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
948 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
949 * cpphash.c (_cpp_lookup_with_hash): Similarly.
950 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
951 cpp_spell_token, cpp_output_token): Similarly.
952 * cpplib.c (lex_macro_node, do_undef, do_pragma,
953 do_pragma_poison, parse_assertion, do_assert): Similarly.
954 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
955 save_parameter, _cpp_create_definition, check_trad_stringification,
956 cpp_macro_definition): Similarly.
957 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
958 * c-lex.c (cb_undef, c_lex): Similarly.
959 * fix-header.c (recognized_function): Similarly.
960 * cpplib.h (NODE_LEN, NODE_NAME): New.
961 (cpp_hashnode): Rename length len.
963 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
965 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
968 2001-05-16 Andreas Jaeger <aj@suse.de>
970 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
972 * toplev.c: Include dwarf2asm.h for prototype of
973 dw2_output_indirect_constants.
975 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
977 * stmt.c (expand_asm_operands): Be able to offload addressof
978 expression to memory. (PR optimization/185)
980 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
982 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
983 applying distributive law.
985 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
987 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
989 * gthr-dce.h (UNUSED): Attribute unused macro.
990 (__gthread_key_dtor): Make arguments UNUSED.
991 (__gthread_key_delete): Revise for compatibility with DRAFT4
994 2001-05-16 David Edelsohn <edelsohn@gnu.org>
996 * doc/install.texi: Update AIX information.
997 * README.RS6000: Remove obsolete file.
999 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1000 Nathan Sidwell <nathan@codesourcery.com>
1002 * gcc.c (give_switch): Don't write before start of string.
1003 Always append suffix.
1005 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1007 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1010 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1012 * README.ALTOS: Remove obsolete file.
1014 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1016 * c-lex.h (save_and_forget_protocol_qualifiers,
1017 forget_protocol_qualifiers, remember_protocol_qualifiers):
1018 Remove deleted functions' prototypes.
1020 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1022 * c-parse.in (methodtype): New production.
1023 (methoddef, methodproto): Collapse separate '-' and '+'
1026 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1028 * c-common.h (RID_FIRST_PQ): New.
1029 * c-parse.in (objc_pq_context): New.
1030 (objc parser): Set objc_pq_context rather than calling
1031 remember_protocol_qualifiers and forget_protocol_qualifiers.
1032 Don't call save_and_forget_protocol_qualifiers.
1033 (yylexname): Handle objc protocol qualifiers here.
1034 * stringpool.c (struct str_header): Replace with sp_hashnode.
1035 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1036 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1037 Allocate an IDENTIFIER_NODE for each identifier.
1038 (FORALL_STRINGS, set_identifier): Delete.
1039 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1040 (ggc_alloc_string): Use an obstack.
1041 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1042 * tree.h: Update comments.
1043 (set_identifier): Delete.
1044 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1045 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1046 remember_protocol_qualifiers): Delete.
1048 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1050 * flow.c (life_analysis): After life analysis is complete, do
1051 an optional scan over insns looking for REG_LABEL notes that
1052 reference a deleted label.
1053 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1054 before peeking at LABEL_NUSES.
1056 2001-05-15 Richard Henderson <rth@redhat.com>
1058 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1059 (_Unwind_GetTextRelBase): New.
1061 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1063 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1065 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1067 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1068 so that CHOOSE_SECTION gets used.
1070 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1071 TARGET_RELOCATABLE like flag_pic for now.
1073 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1075 * rs6000.md (movdi splitter): Sign extend more efficiently.
1076 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1077 to "long long" valid on 32-bit and 64-bit hosts.
1078 (logical_operand): Cast trunc_int_for_mode return value.
1079 (rs6000_emit_move): Shift macro to encapsulate variable.
1080 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1081 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1082 plus_constant requires signed argument.
1084 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1086 * gthr-posix.h: Make additional pthread-* functions weak.
1088 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1090 * recog.c (apply_change_group): Avoid unneeded validating.
1092 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1094 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1095 (num_insns_constant): CONST_INT can be 64-bits.
1097 2001-05-14 Stan Shebs <shebs@apple.com>
1099 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1100 (LIBGCC_SPEC): Don't define.
1102 2001-05-14 Richard Henderson <rth@redhat.com>
1104 * configure.in (gcc_cv_as_eh_frame): New test.
1105 * config.in, configure: Rebuild.
1106 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1108 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1110 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1111 extended precision divide.
1113 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1115 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1116 for RETURNS as well.
1118 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1120 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1121 (CPP_CPU??_SIZE_TYPE): New.
1122 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1123 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1124 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1125 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1127 * i386.c (override_options): Add sorry about not suported modes.
1129 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1131 * config/pa/som.h (NM_FLAGS): Remove.
1132 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1133 (ASM_OUTPUT_SECTION_NAME): Remove.
1134 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1136 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1138 * regrename.c (regrename_optimize): Do not rename registers to
1141 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1143 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1144 contain MEMs. Remove useless distinction about clobbering
1147 2001-05-13 Geoff Keating <geoffk@redhat.com>
1149 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1150 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1151 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1152 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1153 (EXCEPTION_SECTION): Define.
1155 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1157 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1158 binary backward compat only.
1159 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1160 in LIB2FUNCS. Pass it to mklibgcc.
1161 * mklibgcc.in: Handle LIB2FUNCS_ST.
1163 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1165 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1167 * tm.texi (THREAD_MODEL_SPEC): Document it.
1168 * gcc.c (main): Use it.
1169 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1170 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1172 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1174 * rtl.h (SYMBOL_REF_WEAK): New macro.
1175 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1176 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1177 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1178 * gcc.texi: Remove wrong description.
1180 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1182 * Makefile.in (STAMP): New macro.
1183 Replace all uses of `touch' with $(STAMP).
1184 * fixinc/Makefile.in: Likewise.
1186 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1188 * configure.in: ldopen is never in -lexc, so don't test for it.
1189 Add test for exc_resume in -lexc for Ada.
1190 * configure: Regenerated.
1192 2001-05-12 Richard Henderson <rth@redhat.com>
1194 * dwarf2asm.c (size_of_encoded_value): New function.
1195 * dwarf2asm.h: Declare it.
1196 * except.c (output_function_exception_table): Align the TType
1197 array only as wide as the encoding.
1199 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1201 * extend.texi: Document #pragma GCC java_exceptions.
1203 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1205 * c-parse.in (bison parser, init_reswords): Remove uses of
1207 * c-tree.h (doing_objc_thang): Remove.
1209 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1211 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1212 about files not ending in newlines.
1214 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1216 * dwarfout.c (dwarfout_init): Add cast.
1217 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1218 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1220 * method.c (build_mangled_C99_name): Remove unused prototype.
1222 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1224 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1226 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1228 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1229 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1231 2001-05-11 Richard Henderson <rth@redhat.com>
1233 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1234 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1235 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1236 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1237 (dw2_output_indirect_constants): Prototype.
1238 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1239 current_function_func_begin_label if we'll need it for EH. Exit
1240 early for IA64_UNWIND_INFO.
1241 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1242 (eh_data_format_name): Update for indirect references.
1243 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1244 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1245 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1246 define HAVE_eh_return etc.
1247 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1248 (final_end_function): Don't call output_function_exception_table.
1249 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1250 (rest_of_compilation): Invoke output_function_exception_table
1251 for ia64 before assemble_end_function.
1252 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1253 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1255 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1256 * unwind.h: Declare them.
1257 * libgcc-std.ver: Export them.
1258 * unwind-pe.h: New file.
1260 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1262 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1264 (find_fde_for_dso): Extract DT_PLTGOT.
1265 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1266 the segment and gp as well.
1267 * config/ia64/frame-ia64.c: Remove file.
1268 * config/ia64/frame-ia64.h: Remove file.
1269 * config/ia64/unwind-ia64.c: New file.
1270 * config/ia64/unwind-ia64.h: New file.
1271 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1272 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1273 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1274 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1275 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1276 (IA64_UNWIND_INFO): Re-enable.
1277 (HANDLER_SECTION): Remove.
1278 (EH_RETURN_DATA_REGNO): New.
1279 * config/ia64/ia64.md (exception_receiver): Remove.
1280 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1281 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1283 2001-05-11 Richard Henderson <rth@redhat.com>
1285 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1286 calls and jumps to be bundled together.
1287 (ia64_reorg): Emit a break after a noreturn call that ends
1289 * config/ia64/ia64.md (break_f): New.
1291 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1293 * c-lex.c (lex_charconst): Convert into a simple wrapper
1294 around cpp_interpret_charconst, to which most of the code
1296 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1297 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1298 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1299 (lex): Use cpp_interpret_charconst.
1300 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1301 hex_digit_value): New functions.
1302 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1303 * cpplib.h (cpp_interpret_charconst): New prototype.
1304 * Makefile.in: Update.
1306 2001-05-12 Dean Wakerley <dean@wakerley.com>
1308 * doc/install.texi: New file. Converted to texinfo from the HTML
1309 documentation in wwwdocs/htdocs/install.
1311 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1313 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1314 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1316 * toplev.c (compile_file): Move comment for opening output
1317 file to just before the code that opens the output file.
1319 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1321 * regmove.c (regmove_optimize): Suppress the optimization for
1322 unchanging destination register. Add comment above function.
1324 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1326 * Makefile.in: Exterminate all references to assert.h.
1327 * cross-make: Likewise.
1329 * configure.in: Correct commentary.
1330 * configure: Regenerate.
1332 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1335 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1336 config/t-netbsd, config/t-rtems, config/x-linux,
1337 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1338 No need to override INSTALL_ASSERT_H.
1340 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1341 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1342 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1344 2001-05-11 Graham Stott <grahams@redhat.com>
1346 * combine.c (simplify_comparison): Fix typo.
1348 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1350 * loop.h (struct movables): Remove `num'.
1351 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1352 Adjust call to strength_reduce.
1353 (num_unmoved_movables): New function.
1354 (move_movables): Don't set movables->num.
1355 (strength_reduce): Compute the number of instructions in the loop
1356 here, rather than in the caller.
1357 (check_dbra_loop): Always clear reversible_mem_store if there
1358 are any memory sets.
1359 (loop_regs_scan): Don't count instructions here.
1360 (count_insn_in_loop): New function.
1362 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1364 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1366 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1368 * c-common.c (finish_label_expr): New function, lifted from
1369 from cp/semantics.c.
1370 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1371 * c-parse.in: Move 3 blocks of parser code into new functions.
1372 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1373 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1374 (lookup_label): Remove.
1376 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1378 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1379 FLOAT_BIT_ORDER_MISMATCH.
1381 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1383 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1384 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1386 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1388 * expr.c (emit_group_load): extract_bit_field requires a REG or
1391 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1393 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1394 a computed jump into an unconditional jump.
1395 In second hunk of code for collapsing computed and conditional jumps
1396 into unconditional jumps, reemit the jump in additional cases.
1398 * jump.c (jump_optimize_1): Do not wrap the new jump target
1399 inside a LABEL_REF; gen_jump will do that automatically.
1401 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1403 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1404 contents for a SYMBOL_REF in case of floating point constants.
1406 2001-05-10 DJ Delorie <dj@redhat.com>
1408 * c-common.c (combine_strings): Widen strings in a
1409 host-endian-independent way.
1411 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1413 * c-parse.in: Remove many shift/reduce conflicts. Update
1415 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1416 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1417 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1418 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1419 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1420 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1421 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1422 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1423 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1424 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1425 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1426 typespec_reserved_nonattr, typespec_reserved_attr,
1427 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1428 structsp_nonattr, components_notype, component_notype_declarator,
1429 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1430 firstparm, setspecs_fp): New
1431 (typed_declspecs, reserved_declspecs, typed_typespecs,
1432 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1433 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1434 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1435 type_quals): Remove. Users updated.
1436 (initdecls, notype_initdecls, after_type_declarator,
1437 parm_declarator, notype_declarator, absdcl1, components, ivars):
1438 Don't allow attributes at the start of a declarator; include them
1439 in the production containing the declarator instead. Always
1440 require type specifiers before trying to redeclare a typedef name.
1441 (typename): Allow for attributes but warn that they are ignored.
1442 (parmlist, firstparm, setspecs_fp): Include attributes in
1443 parmlist; suck them off the parser stack in firstparm using
1446 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1448 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1449 to determine if a block has an unconditional jump at its end.
1451 * jump.c (jump_optimize_1): When converting a conditional jump
1452 to an unconditional jump, build the jump using gen_jump instead
1453 of just modify operands in-place.
1455 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1457 * cppinit.c (cpp_post_options): Shut off macro expansion if
1459 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1460 IN_I directives only if the # is in column 1 and the directive
1461 name begins in column 2.
1462 * cppmain.c (scan_buffer): Insert a space between # and an
1463 identifier, when that identifier is a directive name.
1465 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1466 in the header search path.
1467 (enum node_type): Add T_INCLUDE_NEXT.
1468 (directive_table): Add entry for include_next.
1469 (do_include_next): New function.
1470 (process_include): New routine, broken out of do_include.
1471 (finclude): Insert 'nhd' argument, to be copied into
1472 next_header_dir of the new buffer.
1473 (main): Adjust to match.
1474 * gsyslimits.h, limity.h: Un-indent #include_next.
1476 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1478 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1479 inclusion as a chapter of the GCC manual.
1480 * gcc.texi: Include objc.texi.
1481 * fdl.texi: Use @unnumberedsec for the addendum.
1482 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1484 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1486 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1488 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1490 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1491 handling of two-address insns.
1493 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1495 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1496 ../binutils/nm-new instead of ../binutils/nm.
1498 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1500 * i386.md (movdi splitter): Fix the splitting condition
1501 (float_extenddftf splitter): Fix mode.
1503 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1505 * genrecog.c (write_switch): Avoid outputting of switch for
1506 types wider than int.
1508 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1510 * reload1.c (copy_eh_notes): New function.
1511 (emit_input_reload_insns): Call it.
1512 (emit_output_reload_insns): Call it.
1514 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1516 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1518 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1519 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1521 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1523 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1525 * pa.md (interspace_jump): Revise comment.
1526 (builtin_longjmp): Block initial setup insns from delay slot of
1528 (builtin_setjmp_receiver): New expander to save and restore PIC
1531 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1533 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1535 * toplev.c (compile_file): Set up the output file before we call
1536 the various initializers for the compiler.
1538 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1539 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1541 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
1542 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
1544 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1546 * Makefile.in (tradcpp0): Correct typo in dependency list.
1548 2001-05-06 Geoff Keating <geoffk@redhat.com>
1550 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1551 the link register if we're not going to use it.
1553 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1554 (output_function_profiler): Likewise.
1556 2001-05-07 Alan Modra <amodra@one.net.au>
1558 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1560 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1562 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1563 zero-extend it. Make abs_inc unsigned.
1565 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1566 widest mode in narrowing and widening operations.
1568 * config/mips/mips.md: Sign extend CONST_INTs.
1570 2001-05-06 Andreas Jaeger <aj@suse.de>
1572 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1573 (i386 Options): Document -momit-leaf-frame-pointer.
1575 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1577 * c-typeck.c (internal_build_compound_expr): Check for
1578 array to pointer conversion just once.
1580 2001-05-05 Richard Henderson <rth@redhat.com>
1582 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1584 2001-05-05 Richard Henderson <rth@redhat.com>
1586 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1587 to the parent of the fixup region.
1589 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1591 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1593 * cpp.texi (__NO_INLINE): Document it.
1595 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1597 * cppfiles.c (struct include_file): New member err_no.
1598 (find_or_create_entry): Set it.
1599 (open_file): Don't set fds to -2. Instead, use err_no to
1600 remember previous errors, if any.
1602 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1604 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1605 between X and Y by using sequences of xgdx and xgdy.
1607 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1609 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1610 of '!' for the 'D' alternative ('!' is too strong).
1611 ("*logicalsi3_silshl16"): Likewise.
1612 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1613 ("movstrictsi"): Remove spurious '+'.
1614 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1615 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1616 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1619 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1621 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1623 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1625 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1628 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1630 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1633 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1635 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1636 soft register, use ror instead of rol.
1638 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1640 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1641 into account pre/post increment decrement for 68HC12.
1642 Fix other problems in replacement and fix call to reg_mentioned_p.
1644 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1646 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1647 Put the soft registers in bss for 68HC12.
1648 (L_regs_d3_4): New for _.d3 and _.d4.
1649 (L_regs_d5_6): Likewise.
1650 (L_regs_d1_2): Likewise.
1651 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1653 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1655 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1656 to the pre-processor when -fshort-double is specified.
1657 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1659 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1661 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1662 (__mulsi3): Rewrite for 68HC12.
1663 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1664 Mark 'x' constraint with earlyclobber to prevent a
1665 RELOAD_FOR_OTHER_ADDRESS to go in it.
1666 (mulhi3_m68hc12): New pattern.
1667 (mulhi3_m68hc11): Rename of mulhi3.
1668 (mulhi3): New expand for 68HC12 optimisation.
1669 (umulhisi3, mulhisi3): New patterns for 68HC12.
1671 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1673 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1674 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1675 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1677 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1679 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1680 constants cheap after reload.
1681 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1683 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1684 so that gcc prefers a shift by 16.
1685 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1687 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1689 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1691 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1693 * alpha.h: NULL_PTR -> NULL.
1700 * i386.md: Likewise.
1703 * m68hc11.h: Likewise.
1704 * rs6000.h: Likewise.
1707 * sparc.h: Likewise.
1711 * final.c: Likewise.
1713 * recog.c: Likewise.
1715 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1718 `bool' parameter to `int'.
1720 * hash.c (hash_lookup): Likewise.
1722 * hash.h (hash_lookup): Likewise.
1724 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1726 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1728 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1730 2001-05-03 Geoff Keating <geoffk@redhat.com>
1732 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1733 -malign-loops, -malign-functions.
1734 * i386.c (ix86_align_funcs): Delete.
1735 (ix86_align_loops): Delete.
1736 (ix86_align_jumps): Delete.
1737 (override_options): Mark -malign-* as obsolete. Emulate their
1738 behaviour with the -falign-* options. Default -falign-* from
1739 the processor table.
1740 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1741 patch of Wed May 2 13:09:36 2001.
1742 (LOOP_ALIGN): Delete.
1743 (LOOP_ALIGN_MAX_SKIP): Delete.
1744 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1745 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1747 2001-05-04 Andreas Jaeger <aj@suse.de>
1749 * except.h: Add prototype declaration for
1750 expand_builtin_init_dwarf_reg_sizes.
1752 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1754 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1756 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1758 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1760 ("bitcmpqi2"): New pattern for bit-extract and test.
1761 ("bitcmphi"): New pattern for bitb/bita instructions.
1763 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1765 * gccbug.in: Use a temporary directory when the mktemp command is
1768 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1770 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1772 (INITIALIZE_TRAMPOLINE): Call it.
1773 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1774 (TRAMPOLINE_TEMPLATE): Remove.
1775 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1776 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1779 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1781 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1782 and crtendS.o with PIC.
1784 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1786 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1788 (___subdi3, ___adddi3): Use x instead of y as index register.
1789 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1790 (__memset, __memcpy): Likewise.
1791 (regs): Put the soft registers in bss for 68HC12.
1792 (abort): Use trap to abort for 68hc12.
1793 (__mulhi3, __mulhi32): Use emul for 68hc12.
1794 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1796 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1798 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1799 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1800 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1801 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1802 Set 68HC12 min offset to -65536.
1803 (print_operand): Put parenthesis arround the operand if it refers
1804 to a symbol having the same name as a register.
1805 (m68hc11_z_replacement): When z register is replaced by its
1806 equivalent soft register, force the insn to be re-recognized.
1807 (m68hc11_check_z_replacement): Fix the test when destination is
1808 the index register and z dies in the insn.
1809 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1811 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1813 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1814 costs according to processor variant.
1815 (m68hc11_shift_cost): New function to compute shift costs.
1816 (m68hc11_rtx_costs): Define costs according to processor variant.
1817 (m6811_cost): Costs for 68HC11.
1818 (m6812_cost): Costs for 68HC12.
1819 (COSTS_N_INSNS): Remove.
1821 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1822 (DEFAULT_RTX_COSTS): Remove.
1823 (CONST_COSTS): Define costs according to OUTER_CODE.
1824 (processor_costs): New struct to define costs.
1825 (m68hc11_cost): Pointer to current costs.
1827 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1829 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1830 and use m68hc11_notice_keep_cc when using leax/leay.
1831 (addhi3 split): Reject split if the insn is handled by
1833 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1834 push must be handled in a special way if the source operand uses
1835 sp as index register.
1836 (m68hc11_notice_keep_cc): New function.
1837 (m68hc11_gen_movhi): Use it when an insn changes a register but
1839 (m68hc11_gen_movqi): Fix move for 68HC12.
1840 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1842 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1844 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1845 and don't pass operands[0] to emit_library_call_value.
1847 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1849 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1850 (zero_extendsi split): Simplify and use (zero_extendhi).
1851 (*addhi3): Remove 'w' constraint since stack pointer is handled
1853 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1854 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1855 (*ashrhi3_const): Fix shift by 7.
1856 (*lshrsi3_const16): Fix template.
1857 (call, call_value): Fix constraint and predicate.
1859 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1861 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1862 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1863 (CC_REGNUM): Likewise.
1864 (*unnamed splits): Use above constants instead of hard coded numbers.
1865 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1866 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1867 (*return_16bit, *unnamed peepholes): Likewise.
1869 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1871 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1872 rs6000/rs6000.h twice.
1874 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1876 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1877 (CPP_SPEC): Conditionally define MSDOS and GO32.
1878 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1879 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1881 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1883 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1885 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1887 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1889 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1890 * integrate.c (expand_inline_function): Use xcalloc to allocate
1892 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1895 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1897 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1900 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1902 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1903 linker if -mrelax is given.
1904 (TARGET_SWITCHES): Document -mrelax.
1906 Re-installed 2001-01-09's patch:
1907 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1908 if it's wider than long and the target's long is wider than the
1911 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1913 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1914 directly include rs6000/rs6000.h. Instead do it in tm.h.
1916 2001-05-02 Stan Shebs <shebs@apple.com>
1918 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1919 NSConstantString for NeXT-style runtimes.
1920 (STRING_OBJECT_GLOBAL_NAME): New macro.
1921 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1922 OCTI_STRING_CLASS_DECL.
1923 (constant_string_global_id): New macro.
1924 (string_class_decl): Ditto.
1925 (setup_string_decl): New function.
1926 (build_objc_string_object): Use it to build a NeXT runtime
1927 compatible string initializer.
1929 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1931 * tradcpp.c (do_define): Make sure we don't walk past limit.
1933 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1935 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1936 offsets if not REG_OK_STRICT.
1938 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1939 (INT_REG_OK_FOR_INDEX_P): Likewise.
1940 (INT_REG_OK_FOR_BASE_P): Likewise.
1941 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1942 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1943 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1944 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1945 REG_OK_FOR_BASE_P. Take an additional parameter.
1946 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1947 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1948 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1949 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1950 rs6000_legitimate_address() and use it.
1951 * config/rs6000/rs6000.c: Update all callers.
1952 (rs6000_legitimate_address): New function.
1954 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1956 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1957 special_constant conditional blocks together.
1959 2001-05-02 Dale Johannesen <dalej@apple.com>
1961 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1963 (STRICT_ARGUMENT_NAMING): Define.
1964 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1965 function_arg_partial_nregs, setup_incoming_varargs): Remove
1966 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1969 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1971 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1973 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1976 * expr.c (store_field): Do nothing except elaborate side-effects if
1979 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1981 * c-lex.c: NULL_PTR -> NULL.
1983 * emit-rtl.c: Likewise.
1985 * genpeep.c: Likewise.
1987 * mips-tdump.c: Likewise.
1988 * reload1.c: Likewise.
1989 * rtlanal.c: Likewise.
1991 * stor-layout.c: Likewise.
1992 * toplev.c: Likewise.
1994 2001-05-01 Per Bothner <per@bothner.com>
1996 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1997 call do_pending_stack_adjust before emiting label.
1999 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2001 * extend.texi: Fix typo.
2003 2001-05-01 Stan Shebs <shebs@apple.com>
2005 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2006 of UOBJC_MODULES_decl.
2007 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2008 (generate_descriptor_table): Ditto.
2009 (generate_protocols): Ditto.
2010 (generate_protocol_list): Ditto.
2011 (generate_classref_translation_entry): Ditto.
2013 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2015 * invoke.texi (Optimize Options): Add documentation for `--param
2016 max-delay-slot-insn-search' and `--param
2017 max-delay-slot-live-search' and reorder --param section.
2018 * params.def: Modify initial comment.
2019 * params.h (param_info): Add `help' member.
2020 * toplev.c (lang_independent_params): Include `help' description.
2021 (display_help): Print --param parameters.
2023 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2025 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2026 Remove references to deleted files.
2027 (*-*-openbsd): No need to override xmake_file.
2028 (*-*-sysv4): Treat like *-*-sysv.
2030 * configure.in: Probe for ldopen in various places, and set up
2031 collect2 to be linked with them if found.
2032 Don't dink with Windows registry stuff unless $host_os is a
2033 Win32 os name. Check to see if we need -ladvapi32.
2034 * configure: Regenerate.
2036 * Makefile: Get rid of CLIB and HOST_CLIB.
2037 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2038 * build-make: Get rid of HOST_CLIB.
2040 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2041 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2042 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2043 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2044 config/rs6000/x-rs6000: Delete.
2046 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2049 24 x-host fragments remain, 0 x-cpu, 3 top level.
2051 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2053 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2054 * configure: Regenerate.
2056 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2058 * Makefile.in (install-headers): Remove redundant dependency.
2060 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2062 * c-tree.texi (USING_STMT): Document.
2064 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2067 * c-common.c: Likewise.
2068 * c-decl.c: Likewise.
2069 * combine.c: Likewise.
2070 * rs6000.c: Likewise.
2071 * except.c: Likewise.
2072 * explow.c: Likewise.
2074 * fold-const.c: Likewise.
2075 * function.c: Likewise.
2078 * integrate.c: Likewise.
2080 * objc/objc-act.c: Likewise.
2081 * recog.c: Likewise.
2082 * reg-stack.c: Likewise.
2083 * reload.c: Likewise.
2084 * reload1.c: Likewise.
2085 * simplify-rtx.c: Likewise.
2087 * varasm.c: Likewise.
2089 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2091 * diagnostic.def: New file.
2092 * diagnostic.h (diagnostic_t): New enum.
2093 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2095 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2097 * tsystem.h: Test only POSIX for availability of string.h
2099 * config.gcc (all systems): If USG appeared in xm_defines,
2100 change it to POSIX. If both USG and POSIX appeared, just
2101 delete USG. Remove unnecessary quotes around xm_defines
2103 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2104 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2105 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2106 powerpc-*-linux*): No need to set xm_defines - handled by
2107 global settings for *-*-linux*.
2109 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2111 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2112 Always include gstab.h, not system stab.h. Don't provide
2113 default definitions of N_CATCH or N_OPT. Always use the
2114 gstab.h variant of STAB_CODE_TYPE.
2115 * final.c: Don't include stab.h/gstab.h at all, or provide
2116 defaults for N_SLINE and N_SOL.
2118 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2119 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2121 * sdbout.c: Always include gsyms.h instead of system syms.h.
2123 * configure.in: No need to check for stab.h.
2124 * configure, config.in: Regenerate.
2125 * Makefile.in (final.o): Don't depend on gstab.h.
2127 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2128 Richard Henderson <rth@redhat.com>
2130 * extend.texi: Improve documentation of volatile asms.
2132 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2134 * c-tree.texi: Fix thinko.
2135 * gcc.texi: Likewise.
2137 2001-04-30 Richard Henderson <rth@redhat.com>
2139 * c-common.c (c_promoting_integer_type_p): New function, from the
2140 corpse of old macro. Properly promote too-small enumerations and
2141 booleans. Adjust all callers.
2142 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2143 (c_promoting_integer_type_p): Declare.
2144 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2145 * c-typeck.c: Likewise.
2146 (default_conversion): Remove now redundant boolean check.
2148 2001-04-30 Jan Hubicka <jh@suse.cz>
2149 Richard Henderson <rth@redhat.com>
2151 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2153 (combine_stack_adjustments_for_block): Don't combine stack
2154 allocation followed by deallocations. Handle grow-up stacks.
2156 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2158 * fdl.texi: New file.
2159 * c-tree.texi: Use the GFDL.
2160 * gcc.texi: Likewise.
2162 2001-04-30 Stan Shebs <shebs@apple.com>
2164 * invoke.texi: Add a section documenting Objective-C options.
2166 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2168 * emit-rtl.c (try_split): Copy EH notes to sequence.
2170 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2172 * regmove.c (record_stack_memrefs): Catch all references to the
2175 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2177 * Makefile.in (stmp-fixinc): quote shell assignment values
2179 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2181 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2185 * prefix.c: Likewise.
2187 2001-04-28 Stan Shebs <shebs@apple.com>
2189 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2190 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2191 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2192 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2194 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2195 (NEXT_OBJC_RUNTIME): Define.
2197 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2199 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2200 * simplify-rtx.c (simplify_gen_relational): Likewise.
2202 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2204 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2205 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2207 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2208 registers in SSE case; fix handling of the immediates.
2209 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2210 operands to be in regsiters before reload.
2211 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2212 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2213 (abstf,absxf,negtf,negxf splitters): Compute
2214 properly the regnum for x86_64.
2215 (avsdf2_if_rex64): New.
2217 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2219 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2220 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2221 into the constant pool.
2222 * jump.c (jump_optimize_1): Remove barrier successors after all
2223 the LABEL_NUSES counds have been computed.
2224 (delete_barrier_successors): When deleting a tablejump insn, also
2225 delete the jump table it uses.
2226 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2229 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2231 * pa.c (FRP): Remove erroneous white space in macro definition.
2233 2001-04-28 Andreas Jaeger <aj@suse.de>
2235 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2237 * extend.texi: Likewise.
2238 * tm.texi: Likewise.
2240 2001-04-28 Andreas Jaeger <aj@suse.de>
2242 * md.texi: Use XX-bit instead of XXbit or XX bit where
2245 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2247 * gcc.c (process_command): Allow -l lib in addition to -llib
2248 for POSIX compliance. This fixes PR c/2347.
2250 * invoke.texi: Update section on Link Options accordingly.
2252 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2254 * function.c (purge_addressof_1): Remove the duplicate
2255 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2258 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2260 * except.c (expand_eh_region_start): Don't start a new block.
2261 (expand_eh_region_end): Don't end a block.
2262 * stmt.c (expand_end_bindings): Don't end EH blocks.
2263 (expand_decl_cleanup): Starting an EH region won't change the block.
2264 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2265 (is_eh_region): Lose.
2268 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2270 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2272 * collect2.c (main): Add `-L' case to remove duplicate entries.
2273 (is_in_args): New function to check for a duplicate argument.
2274 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2275 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2276 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2277 Define to be nonzero.
2279 2001-04-27 Andreas Jaeger <aj@suse.de>
2280 Richard Henderson <rth@redhat.com>
2282 * md.texi (Machine Constraints): Document additional i386
2283 constraints and fix description of "A".
2285 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2287 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2289 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2291 * except.c (get_exception_filter): word_mode, not Pmode.
2293 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2295 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2296 common to other movsf patterns. Move up so that in future
2297 people who change the other patterns will change it too.
2298 (movsf_lo_sum): Allow even for soft-float; add appropriate
2300 (movsf_high): Likewise.
2301 (movsf_high+1): Allow even for soft-float.
2303 * function.c (expand_function_end): Always clobber the
2304 return registers, even if there is no return label.
2306 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2308 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2310 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2312 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2313 (pushqi2_rex64, pushhi2_rex64): Add.
2315 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2317 * except.c (expand_eh_region_end_cleanup): Force pending stack
2318 adjust before emitting label that branches around cleanup code.
2320 2001-04-26 H.J. Lu (hjl@gnu.org)
2322 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2324 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2326 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2327 (ASM_OUTPUT_SECTION_NAME): Likewise.
2328 (ASM_WEAKEN_LABEL): Likewise.
2329 (UNIQUE_SECTION): Likewise.
2330 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2331 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2332 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2333 (ASM_OUTPUT_SECTION_NAME): Likewise.
2334 (ASM_WEAKEN_LABEL): Likewise.
2335 (UNIQUE_SECTION): Likewise.
2336 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2337 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2338 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2339 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2340 (ASM_FILE_START): Likewise.
2341 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2342 (ASM_DECLARE_OBJECT_NAME): Likewise.
2343 (ASM_FILE_END): Likewise.
2344 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2345 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2346 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2347 (ASM_OUTPUT_CASE_LABEL): Likewise.
2348 (ASM_OUTPUT_SKIP): Likewise.
2349 (ASM_OUTPUT_ASCII): Likewise.
2350 (ASM_OUTPUT_IDENT): Likewise.
2351 (READONLY_DATA_SECTION): Likewise.
2352 (EXTRA_SECTIONS): Likewise.
2353 (EXTRA_SECTION_FUNCTIONS): Likewise.
2354 (SELECT_RTX_SECTION): Likewise.
2355 (SELECT_SECTION): Likewise.
2357 * config/mips/linux.h (INVOKE__main): Undefine.
2358 (CTOR_LIST_BEGIN): Likewise.
2359 (CTOR_LIST_END): Likewise.
2360 (DTOR_LIST_BEGIN): Likewise.
2361 (DTOR_LIST_END): Likewise.
2362 (SET_ASM_OP): Defined it to ".dummy".
2363 (ASM_OUTPUT_DEF): Defined.
2364 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2366 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2368 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2369 assembler supports .p2align.
2371 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2373 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2375 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2377 * integrate.c (expand_inline_function): Check for error_mark_node
2380 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2382 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2385 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2387 * configure.in (configargs.h): Define thread_model.
2388 * configure: Rebuilt.
2389 * gcc.c (main): Print it with -v.
2391 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2393 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2394 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2395 * gcc.1: Regenerate.
2397 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2399 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2400 is_redundant_typedef): Use static inline instead of inline static.
2402 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2404 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2405 this directory is always searched.
2407 2001-04-25 Richard Henderson <rth@redhat.com>
2409 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2410 of registers to restore along non eh_return path.
2412 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2414 * c-format.c (check_format_info_recurse): Handle
2415 PLUS_EXPR for format string.
2417 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2419 * config/ia64/ia64.h (CC1_SPEC): Define.
2420 * config/ia64/linux.h (CC1_SPEC): Define.
2422 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2424 * emit-rtl.c (constant_subword): Also do sign extension in
2425 BITS_PER_WORD == 16 case.
2427 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2429 * loop.c (try_swap_copy_prop): Go back to checking insn.
2431 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2433 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2434 if check_mode is non-zero.
2436 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2438 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2439 out and comparison sequence has been detected, put result into
2440 proper temporary pseudo.
2442 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2444 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2445 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2446 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2447 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2448 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2449 for future reference.
2451 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2453 * except.c (reachable_handlers): Step out one level from a RESX.
2455 * except.c (struct eh_region): Rename 'last' to 'resume'.
2456 (mark_eh_region, duplicate_eh_region_1): Adjust.
2457 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2458 (build_post_landing_pads): Likewise.
2459 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2460 (expand_eh_region_end_must_not_throw): Likewise.
2461 (connect_post_landing_pads): Thread (only) regions with non-deleted
2464 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2465 registers around the cleanup.
2466 (get_exception_filter): New fn.
2467 (finish_eh_generation): Use it.
2469 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2471 * c-semantics.c (add_scope_stmt): Don't call
2472 current_scope_stmt_stack multiple times.
2474 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2475 Nathan Sidwell <nathan@codesourcery.com>
2477 Lazy __FUNCTION__ generation.
2478 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2479 RID_C99_FUNCTION_NAME): New _RIDs.
2480 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2481 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2482 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2484 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2485 (c99_function_name_decl_node, function_name_decl_node,
2486 pretty_function_name_decl_node, saved_function_name_decls):
2488 (struct language_function): Remove x_function_name_declared_p.
2489 (make_fname_decl): Remove a parameter.
2490 (declare_function_names): Remove prototype.
2491 (start_fname_decls, finish_fname_decls): Prototype.
2492 (fname_as_string): Likewise.
2493 (fname_string, fname_decl): Likewise.
2494 * c-common.c (make_fname_decl): Adjust.
2495 (struct fname_var_t): New struct.
2496 (fname_vars): New static array.
2497 (declare_function_name): Remove.
2498 (start_fname_decls, finish_fname_decls): New functions.
2499 (fname_as_string): New function from remnants of
2500 declare_function_name.
2501 (fname_string, fname_decl): New functions.
2503 * c-decl.c (c_function_name_declared_p): Remove.
2504 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2505 don't call declare_function_name. Call start_fname_decls.
2506 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2507 clobber the line number. Call finish_decl.
2508 (start_function): Call start_fname_decls.
2509 (finish_function): Call finish_fname_decls.
2510 Remove c_function_name_declared_p.
2511 (push_c_function_context): Don't push c_function_name_declared_p.
2512 (pop_c_function_context): Don't pop c_function_name_declared_p.
2513 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2514 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2515 (program): Call finish_fname_decls for C.
2516 (primary): Add VAR_FUNC_NAME.
2517 (reswords): Add slots for __FUNCTION__ et al.
2518 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2519 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2520 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2521 * c-semantics.c (prune_unused_decls): Remove.
2522 (finish_stmt_tree): Don't call prune_unused_decls.
2523 (genrtl_decl_stmt): Don't prune unused decls here.
2525 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2527 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2528 constant pool, use the pool's SYMBOL_REF instead.
2530 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2533 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2535 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2536 passing nested NOP_EXPRs to fold.
2538 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2540 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
2542 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2544 * loop.c (loop_delete_insns): Add prototype.
2546 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2548 * configure.in: Remove ENABLE_STD_NAMESPACE.
2549 * config.in: Regenerated.
2550 * configure: Regenerated.
2552 2001-04-22 Stan Shebs <shebs@apple.com>
2554 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2556 * config/rs6000/xm-darwin.h: Remove file.
2558 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2560 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2561 (write_c_file_stat): Likewise.
2563 * dbxout.c (dbxout_init): Likewise.
2565 * profile.c (output_func_start_profiler): Likewise.
2567 2001-04-22 Philipp Thomas <pthomas@suse.de>
2569 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2570 require it instead of the CVS version.
2571 * cpperror.c (v_message): Put a blank before the macro
2572 body to not confuse exgettext.
2574 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2576 * flow.c (proagate_one_insn): Remove useless assignment.
2577 * jump.c (delete_insn): Tidy.
2578 * loop.c (try_copy_prop): When deleting an instruction with a
2579 REG_RETVAL note, delete the entire libcall sequence.
2580 (loop_delete_insns): New function.
2581 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2582 we're not substituting into them yet.
2584 2001-04-21 Kazu Hirata <kazu@hxi.com>
2586 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2588 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2590 * config/i960/i960.c (signed_arith_operand): Likewise.
2592 * calls.c (expand_call): Fix a comment typo.
2594 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2596 * configure.in: Probe for times, clock, struct tms, and clock_t.
2597 * configure, config.in: Regenerate.
2598 * timevar.c: Replace ifdef forest in get_time with (relatively)
2599 straightforward series of checks based on autoconf's probes.
2601 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2603 * config/pa/som.h (NM_FLAGS): Define.
2605 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2607 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2609 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2610 * ia64.c (nop_cycles_until): New function.
2611 (prev_cycle, prev_first, last_issued): New static variables.
2612 (ia64_sched_reorder): Additional arg for clock.
2613 On final scheduling pass, emit extra NOPs as needed.
2614 Set prev_first and prev_cycle.
2615 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2616 (ia64_variable_issue): Set last_issued.
2618 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2620 * config/i386/i386.c (ix86_expand_int_movcc,
2621 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2623 2001-04-20 Geoff Keating <geoffk@redhat.com>
2625 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2626 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2627 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2628 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2629 ctrdi_internal6): In the short-branch case, this insn is only 4
2630 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2632 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2634 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2635 "=u" is used together with "st" resp. "st(1)" clobber.
2637 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2639 * gcse.c (gcse_main): Fix comment typo.
2640 (delete_null_pointer_check): Likewise.
2641 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2642 * cse.c (cse_insn): Likewise.
2643 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2646 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2648 * toplev.c: Excise all code for the undocumented -dm option.
2649 (float_signal): Call signal just once, unconditionally.
2651 2001-04-19 Geoff Keating <geoffk@redhat.com>
2653 * fold-const.c (fold): Use first_rtl_op rather than
2654 TREE_CODE_LENGTH when looping over parameters of a tree.
2655 Correct strange grouping in test for evaluated SAVE_EXPR.
2657 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2659 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2660 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2662 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2663 name at 32 total characters.
2664 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2665 functions in named sections -- data items can still go into unique
2666 sections, but they have normal names (ie $LIT$ and $DATA$).
2668 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2671 2001-04-19 DJ Delorie <dj@redhat.com>
2673 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2674 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2675 * config/i386/cygwin.h: Likewise.
2676 * config/i386/mingw32.h: Likewise.
2677 * config/vax/vms.h: Likewise.
2678 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2680 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2681 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2682 * config/i386/xm-cygwin.h: Likewise.
2683 * config/i386/xm-djgpp.h: Likewise.
2684 * config/i386/xm-mingw32.h: Likewise.
2685 * config/vax/xm-vms.h: Likewise.
2687 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2688 instead of OBJECT_SUFFIX.
2689 * collect2.c (find_a_file): Look for files matching the extension
2690 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2691 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2692 TARGET_EXECUTABLE_SUFFIX.
2693 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2694 (make_relative_prefix): Likewise.
2695 (convert_filename): Use TARGET_ suffixes throughout. Remove
2697 (process_command): Likewise.
2698 (do_spec_1): Likewise.
2699 * java/lang.c (init_parse): Likewise.
2701 * gcc.texi : Document four new options matching the pattern
2702 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2703 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2704 documentation for NO_AUTO_EXE_SUFFIX.
2706 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2708 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2709 that language-independent processing should not be done.
2710 * toplev.c (main): Adjust accordingly.
2712 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2713 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2715 * mips.md (reload_outputdi): Require that operand0 be a
2718 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2720 * invoke.texi (-Wshadow): Clarify.
2722 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2724 * loop.c (load_mems): Examine all the instructions in the loop
2725 before concluding that all jumps branch to the first instruction
2728 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2730 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2732 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2734 * cpp.texi (-Wwhite-space): Remove.
2735 (-Wall): -Wall does not imply -Wwhite-space.
2737 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2739 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2740 use it instead of blindly generating a .stabs.
2741 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2743 * xcoffout.c: Don't bother defining default for N_CATCH.
2744 (UNKNOWN_STAB): Use internal_error.
2745 (stab_to_sclass): Remove now-unnecessary aborts.
2746 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2748 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2750 * jump.c (mark_all_labels): Canonicalize the tail recursion
2751 label attached to CALL_PLACEHOLDER insns.
2753 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * output.h (dump_flow_info, free_basic_block_vars,
2756 which_alternative): Delete redundant prototypes.
2758 * rtl.h (bss_section): Likewise.
2760 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2762 * dbxout.c (N_OPT): Define if not available from <stab.h>
2764 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2766 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2767 libraries and native K&R compilers.
2769 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * c-typeck.c (convert_arguments): Don't check for width changes
2774 * invoke.texi (-Wtraditional): Update documentation.
2776 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2778 * toplev.c (output_lang_identify): Delete.
2779 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2780 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2781 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2782 after calling ASM_FILE_END.
2784 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2785 Instead, unconditionally emit an N_OPT stab with string equal
2786 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2788 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2790 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2791 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2792 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2793 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2794 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2795 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2796 config/i370/i370.h, config/i386/beos-elf.h,
2797 config/i386/osf1elf.h, config/i386/osfrose.h,
2798 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2799 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2800 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2801 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2802 config/mips/iris6.h, config/mips/osfrose.h,
2803 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2804 config/sparc/sp64-elf.h:
2805 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2806 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2808 * config/elfos.h, config/freebsd.h, config/linux.h,
2809 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2810 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2811 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2812 of ASM_FILE_START which merely emit a .version directive. Delete
2813 definitions of ASM_FILE_END which merely emit an .ident directive.
2815 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2816 ASM_IDENTIFY_GCC and move part of its logic into
2819 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2820 config/sparc/linux-aout.h: Don't emit .version directive in
2823 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2824 (output_file_start): Correct comment.
2826 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2827 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2829 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2830 * config/rs6000/aix.h: Correct comment.
2832 * config/i386/i386afe.h: Delete.
2833 * config.gcc: Remove references to i386afe.h.
2835 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2836 other macros deleted by this patch were undocumented.
2838 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2840 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2842 * pa.c (secondary_reload_class): SAR<->FP copies require a
2845 * install.texi (mips-mips-bsd): Update list of functions
2846 required to include memmove.
2847 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2848 used functions to include memmove.
2850 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2852 * i386.md (sqrtdf2): SFmode should be DFmode.
2854 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2856 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2857 (find_moveable_store): Likewise.
2859 2001-04-15 Jim Wilson <wilson@redhat.com>
2861 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2863 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2865 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2866 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2868 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2870 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2873 2001-04-14 Alan Modra <amodra@one.net.au>
2875 * pa.c (force_mode): New function.
2876 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2878 2001-04-13 Jim Wilson <wilson@redhat.com>
2880 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2881 (first_instruction): New static variable.
2882 (rtx_needs_barrier): Return 1 for alloc.
2883 (init_insn_group_barriers): Set first_instruction.
2884 (rws_sum): Delete duplicate definition.
2885 (group_barrier_needed_p): Return 0 when first_instruction true.
2886 (safe_group_barrier_needed_p): Save and restore first_instruction
2887 around group_barrier_needed_p call.
2889 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2891 * expr.h (enum libfunc_index): Add LTI_memmove.
2892 (memmove_libfunc): Define macro.
2893 * optabs.c (init_optabs): Initialize memmove_libfunc.
2894 * expr.c (expand_assignment): Use memmove_libfunc instead of
2897 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2899 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2902 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2904 * Makefile.in (reg-stack.o): Depend on reload.h.
2905 (insn-attrtab.o): Depend on flags.h.
2907 * genattrtab (main): Include flags.h in insn-attrtab.c.
2909 * reg-stack.c: Include reload.h.
2911 * sparc.h (flag_pic): Delete redundant declaration.
2913 * output.h (flag_pic): Likewise.
2915 * tree.h (pedantic): Likewise.
2917 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2921 * jump.c, regmove.c, toplev.c: Include reload.h.
2923 * reload.h (reload_cse_regs): Declare.
2925 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2926 reload_cse_regs, init_reload, mark_home_live, reload,
2927 init_caller_save): Delete redundant prototypes.
2929 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2931 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2933 * regclass.c, ssa.c: Include expr.h.
2935 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2936 gen_move_insn): Delete redundant declarations.
2938 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2940 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2941 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2942 MAKEINFO and MAKEINFOFLAGS too.
2943 (stage4_build): Correctly order -B flags.
2945 2001-04-13 Alan Modra <amodra@one.net.au>
2947 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2948 PIC_OFFSET_TABLE_SAVE_RTX.
2949 (zdepi_cint_p): Describe zdepi insn.
2950 Formatting and white space fixes throughout file.
2952 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2953 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2954 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2955 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2956 (output_64bit_and): Use plain `int's for shift counts.
2957 (output_64bit_ior): Likewise.
2958 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2959 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2962 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2963 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2964 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2965 NEW_HP_ASSEMBLER into one. Kill warnings.
2967 * pa-gas.h: Delete file.
2968 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2969 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2970 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2971 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2973 * config/pa/mill32.S: New file.
2974 * config/pa/mill64.S: New file.
2975 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2976 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2977 * config/pa/t-linux64: New file.
2978 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2979 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2980 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2982 * elfos.h (SELECT_SECTION): Undef before defining.
2983 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2984 (LIB_SPEC): Remove -lmilli.
2985 (DBX_REGISTER_NUMBER): Remove.
2986 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2987 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2988 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2989 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2990 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2991 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2992 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2993 TARGET_GAS): Define.
2994 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2995 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2996 regs if we don't have a prototype.
2997 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2998 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2999 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3000 EH_RETURN_HANDLER_RTX): Define.
3001 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3002 (DWARF_FRAME_REGNUM): Define.
3003 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3004 * pa32-linux.h: New file.
3005 * pa64-linux.h: New file.
3007 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3008 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3009 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3010 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3011 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3012 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3013 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3014 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3015 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3016 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3017 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3018 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3019 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3020 * pa64-hpux.h: New file.
3021 (ASM_FILE_START): Correct typo.
3022 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3023 * config.gcc: Modify for above.
3025 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3027 * jump.c (jump_optimize_1): Don't delete dead stores here.
3028 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3029 prior to running jump optimize before cse2.
3031 2001-04-12 Richard Henderson <rth@redhat.com>
3033 * Makefile.in (regmove.o): Depend on except.h.
3034 * regmove.c: Include it.
3036 2001-04-12 Stan Shebs <shebs@apple.com>
3038 * objc/objc-act.c: Remove all code ifdefed with the never-used
3039 macro OBJC_INT_SELECTORS.
3040 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3041 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3043 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3045 * config/pa/quadlib.c: Add prototypes.
3047 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * bitmap.h (debug_bitmap): Delete redundant prototype.
3051 * rtl.h (get_frame_size): Likewise.
3053 2001-04-12 Jim Wilson <wilson@redhat.com>
3055 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3056 to just emit an fnorm.
3058 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3060 * c-common.h (truthvalue_conversion, type_for_mode,
3061 type_for_size): Delete redundant declarations.
3063 * c-lex.h (is_class_name): Likewise.
3065 * c-tree.h (pedantic, convert, getdecls, gettags,
3066 global_bindings_p, init_decl_processing, insert_block,
3067 maybe_build_cleanup, poplevel, print_lang_decl,
3068 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3069 set_block, incomplete_type_error, build_function_call,
3070 lvalue_or_else, mark_addressable): Likewise.
3072 * expr.h (expand_tree_builtin): Likewise.
3074 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3076 * invoke.texi: Document --param max-gcse-memory.
3078 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3080 * configure.in (errno): Check for declaration.
3081 * configure, config.in: Regenerated.
3083 * system.h (errno): Only declare if not already done.
3085 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3087 * recog.c (general_operand, immediate_operand,
3088 nonmemory_operand): Require CONST_INTs to be sign-extended
3089 values for their modes.
3091 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3093 * expmed.c (store_bit_field): Truncate CONST_INTs.
3094 (expand_mult_highpart, expand_divmod): Likewise.
3095 * expr.c (convert_modes, store_field): Likewise.
3096 * integrate.c (expand_inline_function): Use promote_mode() to
3097 determine whether to convert_modes() an argument as signed
3099 * optabs.c (expand_binop): Get CONST_INT operands
3100 sign-extended for their appropriate modes.
3101 * stmt.c (emit_case_nodes): Convert node values to the
3103 (expand_end_case): Convert minval and range to the appropriate
3105 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3106 the iteration variable.
3107 * varasm.c (immed_double_const): Don't require words to be
3108 narrower than host wide ints to properly sign-extend
3111 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3113 * sh.md (builtin_setjmp_receiver): New expander.
3115 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3117 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3118 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3119 for generating CONST_INT and CONST_DOUBLE.
3121 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3123 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3124 already sign-extended.
3125 (rs6000_emit_prologue): Make register iterator signed.
3126 (rs6000_emit_epilogue): Likewise.
3127 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3129 (movsf split, movdf split): Sign-extend CONST_INTs.
3130 (movdi splits): Likewise.
3132 2001-04-12 Kelley Cook <kelley.cook@home.com>
3134 * config-lang.in (lang_dirs): Add in zlib.
3136 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3138 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3139 operands that make it to RTL.
3141 2001-04-11 Stan Shebs <shebs@apple.com>
3143 Add Darwin (Mac OS X kernel) native support.
3144 * config.gcc (powerpc-*-darwin*): Add native bits.
3145 * config/darwin.c: New file, generic Darwin support functions.
3146 * config/darwin.h: New file, generic Darwin definitions.
3147 * config/darwin-protos.h: New file, generic Darwin prototypes.
3148 * rs6000/darwin.h: New file, Darwin for PowerPC.
3149 * rs6000/t-darwin: New file, Darwin makefile fragment.
3150 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3151 (TARGET_MACHO): Ditto.
3152 (rs6000_abi): Add ABI_DARWIN.
3153 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3154 (RS6000_SAVE_AREA): Ditto.
3155 (FP_ARG_MAX_REG): Ditto.
3156 (RETURN_ADDRESS_OFFSET): Ditto.
3157 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3159 (rs6000_emit_move): Add ABI_DARWIN cases.
3160 (print_operand): Ditto.
3161 (first_reg_to_save): Ditto.
3162 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3163 (debug_stack_info): Ditto.
3164 (rs6000_emit_prologue): Ditto.
3165 (rs6000_emit_epilogue): Ditto.
3166 (output_profiler_hook): Ditto.
3167 (output_function_profiler): Ditto.
3168 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3169 (output_mi_thunk): Add TARGET_MACHO case.
3170 (add_compiler_stub): Ditto.
3171 (output_compiler_stub): Ditto.
3172 (no_previous_def): Ditto.
3173 (output_call): Ditto.
3174 (machopic_output_stub): Ditto.
3175 (rs6000_machopic_legitimize_pic_address): Ditto.
3176 (toc_section): Ditto.
3177 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3178 (macho_high): Ditto.
3181 (load_macho_picbase): Ditto.
3182 (call): Add TARGET_MACHO case to modify function.
3183 (call_value): Ditto.
3184 (call_nonlocal_sysv): Add ABI_DARWIN case.
3185 (call_value_nonlocal_sysv): Ditto.
3186 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3188 (machopic_output_stub): Ditto.
3189 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3191 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3193 * dwarf2out.c (modified_type_die): Don't create new types here.
3194 * tree.h (get_qualified_type): New function.
3195 (build_qualified_type): Adjust comment.
3196 * tree.c (get_qualified_type): New function.
3197 (build_qualified_type): Use it.
3199 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3201 * cpp.texi (-Wtraditional): Update description.
3203 * invoke.texi (-Wtraditional): Likewise.
3205 2001-04-11 Jim Wilson <wilson@redhat.com>
3207 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3208 requires more than 64 bits of alignment.
3210 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3212 * cpplib.c (do_line): Sanity check iff enable checking.
3214 2001-04-11 Richard Henderson <rth@redhat.com>
3216 * Makefile.in (insn-recog.o): Depend on toplev.h.
3217 (insn-emit.o, doloop.o): Likewise.
3218 * genrecog.c, genemit.c: Include toplev.h in generated file.
3219 * doloop.c: Include toplev.h.
3221 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3223 * Makefile.in (gcse.o): Depend on params.h.
3224 * gcse.c: Include params.h.
3225 (gcse_main): Don't do GCSE if doing so will take inordinate
3227 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3228 * params.h (MAX_GCSE_MEMORY): New macro.
3230 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3234 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3236 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3240 * real.h (ereal_atof, real_value_truncate, target_isnan,
3241 target_isinf, target_negative, assemble_real, debug_real): Delete
3242 redundant prototypes.
3244 * Makefile.in (ifcvt.o): Depend on toplev.h.
3246 * c-semantics.c: Include expr.h.
3248 * ifcvt.c: Include toplev.h.
3250 * expr.h (rtx_equal_p): Delete prototype.
3252 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3253 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3254 eliminate_constant_term, expand_complex_abs, find_single_use,
3255 make_tree, init_expr_once, init_optabs, supports_one_only):
3258 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3259 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3260 expand_assignment, store_expr, emit_line_note_after,
3261 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3263 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3265 * sparc-protos.h: Delete redundant prototypes.
3267 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3269 * reload.c (push_reload): Add condition missed in SUBREG byte
3272 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3274 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3276 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3278 * i386.md (floatsisf_sse): Fix output template
3279 * i386.c (ix86_expand_fp_movcc)
3281 * reg-stack.c (emit_pop_insn): Handle complex modes.
3282 (move_for_stack_reg): Emit proper move mode.
3283 (subst_stack_regs_pat): Handle complex modes.
3285 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3287 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3289 2001-04-10 Richard Henderson <rth@redhat.com>
3291 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3292 (__pure_virtual, __terminate, __terminate_set_func,
3293 __default_terminate, __throw_type_match, __empty,
3294 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3295 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3296 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3297 Remove prototypes of deleted functions.
3299 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3301 * c-typeck.c (convert_arguments): -Wtraditional now activates
3302 -Wconversion warnings, except for changes in signed-ness.
3303 Detect complex<->int & int<->complex conversions as well.
3305 * invoke.texi (-Wtraditional): Document it.
3307 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3309 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3310 * flow.c (set_block_for_new_insns): Remove needless cast and
3311 properly check for unset block number.
3313 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3315 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3316 the subreg was a hard register. Pseudos are left as subregs.
3318 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3320 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3321 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3322 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3323 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3324 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3326 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3328 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3330 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3332 * output.h (set_block_num): Missed it earlier, remove deprecated
3335 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3337 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3338 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3339 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3340 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3341 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3342 (expr_killed_p): Change bb parameter from int to basic_block, pass
3343 basic_blocks instead of ints as parameters.
3344 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3345 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3346 from int to basic_block, pass basic_blocks instead of ints as parms.
3347 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3348 parameter from int to basic_block, pass basic_blocks instead of ints.
3349 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3350 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3351 pass basic_blocks instead of ints.
3352 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3353 basic_blocks instead of ints as parameters.
3354 (pre_delete): Pass basic_blocks instead of ints as parameters.
3355 (hoist_expr_reaches_here_p): Change bb parameter from int to
3356 basic_block, pass basic_blocks instead of ints.
3357 (hoist_code): Pass basic_blocks instead of ints as parameters.
3358 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3359 Change bb parameter from int to basic_block.
3360 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3361 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3362 pass basic_blocks instead of ints.
3363 (insert_store): Pass basic_blocks instead of ints as parameters.
3364 (replace_store_insn, delete_store): Change bb parameter from int to
3365 basic_block, pass basic_blocks instead of ints.
3366 (store_motion): Pass basic_blocks instead of ints as parameters.
3368 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3370 * basic-block.h (set_new_block_for_insns): New Prototype.
3371 (set_block_num): Delete prototype.
3372 * flow.c (set_block_num): Remove obsolete function.
3373 (set_block_for_new_insns): Set BB for single or multiple insns.
3374 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3375 (process_insn_end_bb): Use set_block_for_new_insns or
3376 set_block_for_insn instead of set_block_num.
3377 (pre_insert_copy_insn): Use set_block_for_new_insns.
3378 (update_ld_motion_stores): Use set_block_for_new_insns.
3379 (insert_insn_start_bb): Use set_block_for_new_insns.
3380 (replace_store_insn): Use set_block_for_new_insns.
3382 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3383 Jeff Law <law@redhat.com>
3385 * alias.c (get_addr): Externalize.
3386 (canon_true_dependence): New function. Behaves like true_dependance
3387 except it already assumes a MEM has been canonicalized.
3388 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3389 * gcse.c (struct ls_expr): Add load/store expressions structure.
3390 (modify_mem_list, canon_modify_mem_list): New variable.
3391 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3392 load motion and store motion if requested.
3393 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3394 (free_gcse_mem): Free the modify_mem_list array.
3395 (oprs_unchanged_p): Use load_killed_in_block_p.
3396 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3397 (mems_conflict_for_gcse_p): New function. Don't kill loads
3398 with stores to themselves if its in the load/store expression list.
3399 (load_killed_in_block_p): New function.
3400 (canon_list_insert): New Function.
3401 (record_last_mem_set_info): Keep a list of all instructions which
3402 can modify memory for each basic block.
3403 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3404 (oprs_not_set_p): Use load_killed_in_block_p.
3405 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3406 (expr_killed_p): Use load_killed_in_block_p.
3407 (compute_transp): Do not pessimize memory references.
3408 (pre_edge_insert): Update stores for a load motion expression.
3409 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3410 (ldst_entry): Find or create a ldst_expr structure.
3411 (free_ldst_entry): Free memory for an individual item.
3412 (free_ldst_mems): Free entire load/store expression list.
3413 (print_ldst_list): Print debug info.
3414 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3415 (enumerate_ldsts): Assign integer values to each entry in list.
3416 (first_ls_expr): First expression in the list.
3417 (next_ls_expr): Next expression in the list.
3418 (simple_mem): Check if expression qualifies for ld/st expression list.
3419 (invalidate_any_buried_refs): Remove from expression list if its
3420 used in some other way we dont understand.
3421 (compute_ld_motion_mems): Find all potential enhanced load motion
3423 (trim_ld_motion_mems): Remove any expressions which are invalid.
3424 (update_ld_motion_stores): Copy store values to registers for loads
3425 which have been moved.
3426 (regvec, st_antloc, num_store): New global statics.
3427 (reg_set_info): Marks registers as set.
3428 (store_ops_ok): Verfies registers expressions are valid in a block.
3429 (find_moveable_store): Look for moveable stores in a pattern.
3430 (compute_store_table): Find stores in a function worth moving, maybe.
3431 (load_kills_store): Check dependance of a load and store.
3432 (find_loads): Find any loads in a pattern.
3433 (store_killed_in_insn): Check if a store is killed in an insn.
3434 (store_killed_after): Check is store killed after an insn in a block.
3435 (store_killed_before): Check is store killed before an insn in a block.
3436 (build_store_vectors): Generate the antic and avail vectors.
3437 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3438 (insert_store): Add a store to an edge.
3439 (replace_store_insn): Replace a store with a SET insn.
3440 (delete_store): Delete a store insn.
3441 (free_store_memory): Free memory.
3442 (store_motion): Perform store motion.
3443 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3444 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3445 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3446 (f_options): Add gcse-lm and gcse-sm.
3448 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3450 * i386.c (expand_fp_movcc): Fix condition reversal code.
3452 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3453 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3454 (CLASS_MAX_NREGS): Use it.
3456 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3457 handle properly complex values.
3458 (CLASS_MAX_NREGS): Likewise; update comment.
3460 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3462 * ia64.c (ia64_flag_schedule_insns2): New variable.
3463 (ia64_override_options): Initialize it. Clear
3464 flag_schedule_insns_after_reload.
3465 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3467 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3469 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3470 Do not require source to match destination anymore;
3471 Add abort to the nontrivial cases that should be handled by split.
3472 (fix_trunc?fdi): Add SSE case for x86_64.
3473 (floatdi?f): Likewise.
3474 (floatdi?f_sse): New.
3475 (fix_trunc?fdi_sse): New.
3477 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3479 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3480 (DEBUG_ARANGES_END_LABEL): Ditto.
3481 (dwarfout_init): Generate length and version fields at the start
3482 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3483 after the length field.
3484 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3485 the .debug_aranges info.
3487 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3489 * i386.c (call, call_value): Make sure that resulting call_insn
3490 does have proper second operand.
3492 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3494 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3495 function. Remove include of sys/cygwin.h.
3497 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3499 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3500 (CPP_SPEC): Always search */include/w32api for header files.
3501 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3502 (LINK_SPEC): Add "cyg" to the library search prefixes.
3504 2001-04-08 Philip Blundell <philb@gnu.org>
3506 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3508 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3510 * cpperror.c (print_location): Don't special case <stdin>.
3511 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3512 WARNING, but we don't check if we're in system headers.
3513 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3514 * cpplib.c (do_warning): Warn in system headers.
3516 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3518 * mbchar.c: Include config.h first.
3520 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3522 * config.gcc: Set default for xmake_file at top, not bottom.
3523 Change places that set xmake_file to "none" to set to the
3524 empty string instead, or remove them entirely if there is no
3525 default xmake_file for this cpu_type. Remove references to
3528 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3529 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3530 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3531 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3532 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3533 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3534 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3535 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3536 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3537 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3540 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3541 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3542 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3543 config/mips/x-sysv, config/rs6000/x-aix31:
3544 Just set CLIB to -lld or -lmld, as appropriate.
3546 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3547 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3548 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3549 config/mips/x-iris, config/pa/x-pa:
3550 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3551 OTHER_FIXINCLUDES_DIRS.
3553 * config/i386/x-djgpp: Don't set LN or LN_S.
3554 * config/m88k/x-dolph: Don't define __m88k__.
3555 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3556 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3557 * config/i860/fx2800.h: No need to #undef SVR4.
3559 38 x-host fragments remain, 2 x-cpu.
3561 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3563 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3565 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3567 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3569 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3571 * configure.in: Add check for lstat.
3572 * configure, config.in: Regenerate.
3573 * cppinit.c (append_include_chain): Make empty path ".".
3574 * cpplib.c (do_line): Don't simplify #line paths.
3575 * cppfiles.c (remove_component_p): New function.
3576 (find_or_create_entry): Acknowledge stat () errors during
3577 path simplification.
3578 (handle_missing_header): Don't simplify paths.
3579 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3580 the empty path untouched. Don't leave a trailing '/'.
3582 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3584 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3585 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3587 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3589 * cppfiles.c (open_file): Fail directories silently, but
3590 with an errno of NOENT set.
3591 (read_include_file): Move the common exit code to the sole
3592 caller. Return an int indicating success or failure. Let
3593 open_file handle directories.
3594 (stack_include_file): If read_include_file fails,
3595 push a "null" buffer.
3597 2001-04-05 DJ Delorie <dj@redhat.com>
3599 * function.h (virtuals_instantiated): Declare.
3600 * function.c: (virtuals_instantiated): Make global.
3601 * calls.c (emit_library_call_value_1): Use
3602 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3603 Otherwise, use the stack pointer directly.
3605 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3607 * i386.c (x86_initialize_trampoline): New global function.
3608 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3609 (INITIALIZE_TRAMPOLINE): Move offline.
3610 * i386-protos.h (x86_initialize_trampoline): Declare.
3612 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3614 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3615 (lea_0): Rename to lea_1.
3616 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3617 (lea_general_?): Allow SImodes on TARGET_64BIT
3618 (lea_general_?_zext): New patterns.
3619 (call_1, call_1_rex64): Fix.
3621 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3623 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3625 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3627 * i386.c (function_arg): Return constm1_rtx for last argument.
3628 (ix86_expand_prologue): Update gen_call calls.
3629 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3630 * i386.md (call_pop): Likewise.
3631 (call): Second operand is VOIDmode.
3632 (call_0): Likewise; Support 64bits.
3633 (call_exp): New expander.
3634 (call_1): Get to the sync.
3635 (call_1_exp): New pattern.
3636 (call_value): Support 64bit.
3637 (call_value_exp): New pattern.
3638 (untyped_call): Update gen_call call.
3639 (call_value_pop): Disable for 64bit.
3640 (call_value_0_rex64): New pattern.
3641 (call_value_1_rex64): Likewise.
3643 2001-04-05 Bo Thorsen <bo@suse.de>
3645 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3647 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3649 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3650 satisfies ANY_QI_REG_P.
3652 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3654 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3657 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3660 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3662 * config.gcc: Remove default for xm_file. Clean up local
3663 machine type handling. Remove settings of xm_file to
3664 something that doesn't exist. In the big switch, set xm_file,
3665 don't append to it (the value before the big switch is always
3666 null). Don't force build_xm_file or host_xm_file to have a value.
3667 * configure.in: Remove default for xm_file. Do not special
3668 case $cpu/xm-$cpu.h not existing.
3669 * configure: Regenerate.
3671 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3673 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3674 when folding integer division and modulo operations.
3676 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3678 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3679 instead of DWARF2_ADDR_SIZE for EH addresses.
3680 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3683 2001-04-04 Richard Henderson <rth@redhat.com>
3685 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3686 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3687 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3689 2001-04-04 Richard Henderson <rth@redhat.com>
3691 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3692 * configure: Rebuilt.
3694 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3696 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3697 push insns to delete to it instead of deleting them.
3698 (delete_null_pointer_checks): Delete insns from delete_list after
3699 all delete_null_pointer_checks_1 passes are done.
3701 2001-04-04 Richard Henderson <rth@redhat.com>
3703 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3704 * configure: Rebuilt.
3706 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3708 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3709 * config/romp/xm-romp.h: Delete.
3711 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3713 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3716 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3718 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3719 all labels present in rtx.
3720 (try_split) Call new function for all split insns.
3722 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3724 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3725 sure the change won't be validated.
3727 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3729 * rtl.h (set_noop_p): Declare.
3730 * flow.c (set_noop_p): Move from here ...
3731 * rtlanal.c (set_noop_p): ... to here and enhance.
3732 * cse.c (delete_trivially_dead_insns): Use it.
3733 * gcse.c (hash_scan_set): Likewise.
3734 * jump.c (delete_noop_moves): Likewise.
3735 * recog.c (split_all_insns): Likewise.
3737 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3739 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3740 stack pointer via a LO_SUM. Ditto for setting a temp register
3741 used to save to the stack. Set cfa_temp when setting fp, and
3742 allow matches to cfa_temp in addition to cfa_store when saving
3743 regs. Handle POST_INC and LO_SUM register stores. Document the
3744 changes and errors in rule 12 doco.
3746 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3747 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3748 (load_reg): Move closer to epilogue code.
3749 (DO_FRAME_NOTES): Define to control the following..
3750 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3751 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3753 (hppa_expand_epilogue): Likewise.
3755 2001-04-03 Richard Henderson <rth@redhat.com>
3757 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3758 * configure: Rebuild.
3760 2001-04-03 Richard Henderson <rth@redhat.com>
3762 * rtl.h (LCT_THROW): New.
3763 * calls.c (emit_library_call_value_1): Handle it.
3764 * except.c (connect_post_landing_pads): Use it.
3766 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3768 * gansidecl.h: Delete file.
3769 * configure.in: Change all refs to gansidecl.h to use
3770 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3772 * configure: Regenerate.
3774 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3775 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3776 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3777 Don't include gansidecl.h.
3778 * intl.c, main.c, version.c, fixinc/fixlib.h,
3779 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3782 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3784 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3787 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3789 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3790 config/i386/xm-next.h, config/i386/xm-sco.h,
3791 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3792 config/m88k/xm-m88k.h: Delete.
3794 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3795 * config/romp/xm-romp.h: Don't define bcopy.
3796 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3797 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3799 * config.gcc: Remove references to deleted files.
3801 14 xm-host.h remain, 1 xm-cpu.h.
3803 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3804 David S. Miller <davem@pierdol.cobaltmicro.com>
3805 Andrew MacLeod <amacleod@redhat.com>
3807 Use byte offsets in SUBREGs instead of words.
3809 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3810 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3811 to pass new argument.
3812 (add_stored_regs): Use subreg_regno_offset function.
3813 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3815 (precompute_arguments): Use gen_lowpart_SUBREG.
3816 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3817 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3818 (simplify_set): Rework to use SUBREG_BYTE.
3819 (expand_field_assignment): Use SUBREG_BYTE.
3820 (make_extraction): Use SUBREG_BYTE.
3821 (if_then_else_cond): Use SUBREG_BYTE.
3822 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3823 (gen_lowpart_for_combine): Compute full byte offset.
3824 * cse.c (mention_regs): Use SUBREG_BYTE.
3825 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3826 (canon_hash): Use SUBREG_BYTE.
3827 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3828 (gen_lowpart_if_possible): Formatting.
3829 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3831 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3832 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3833 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3834 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3835 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3836 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3837 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3838 certain invariants about SUBREGs the compiler creates.
3839 (gen_lowpart_SUBREG): New function.
3840 (subreg_hard_regno): New function to get the final register number.
3841 (gen_lowpart_common): Use SUBREG_BYTE.
3842 (gen_imagpart): Spacing nits.
3843 (subreg_realpart_p): Use SUBREG_BYTE.
3844 (gen_highpart): Use SUBREG_BYTE.
3845 (subreg_lowpart_p): Always compute endian corrected goal offset,
3846 even at the byte level, then compare against that.
3847 (constant_subword): New function, pulled out all constant cases
3848 from operand_subword and changed second argument name to offset.
3849 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3850 and call constant_subword to do the work. Return const0_rtx if
3851 looking for a word outside of OP.
3852 (operand_subword_force): Change second arg name to offset.
3853 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3854 (store_split_bit_field): Use SUBREG_BYTE.
3855 (extract_bit_field): Use SUBREG_BYTE.
3856 (extract_split_bit_field): Use SUBREG_BYTE.
3857 (expand_shift): Use SUBREG_BYTE.
3858 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3859 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3860 * flow.c (set_noop_p): Use SUBREG_BYTE.
3861 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3862 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3863 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3865 (optimize_bit_field): Use SUBREG_BYTE.
3866 (purge_addressof_1): Use SUBREG_BYTE.
3867 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3868 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3869 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3870 * gengenrtl.c (special_rtx): Add SUBREG.
3871 * global.c (mark_reg_store): Use SUBREG_BYTE.
3872 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3873 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3874 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3875 final byte offset is congruent to subreg's mode size.
3876 (subst_constants): Use SUBREG_BYTE.
3877 (mark_stores): Use subreg_regno_offset function.
3878 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3879 function and SUBREG_BYTE.
3880 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3881 (reg_is_born): Use subreg_hard_regno.
3882 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3883 endian correction code. Don't combine subregs unless resulting
3884 offset aligns with type. Fix subreg constant extraction for DImode.
3885 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3886 (general_operand): Remove dead mode_altering_drug code.
3887 (indirect_operand): Use SUBREG_BYTE.
3888 (constrain_operands): Use subreg_regno_offset function.
3889 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3890 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3891 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3892 * regs.h (REG_SIZE): Allow target to override.
3893 (REGMODE_NATURAL_SIZE): New macro which target can override.
3894 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3895 on the entire subreg rtx.
3896 (push_reload): Use SUBREG_BYTE in comments and code.
3897 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3898 for hard registers inside subregs.
3899 (operands_match_p): Use subreg_regno_offset.
3900 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3901 containing hard regs.
3902 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3903 corrections when fixing up MEM subregs.
3904 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3905 subreg_regno_offset where appropriate.
3906 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3907 byte endian corrections when fixing up MEM subregs.
3908 (subst_reloads): When combining two subregs, make sure final
3909 offset is congruent to subreg's mode size.
3910 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3911 (refers_to_regno_for_reload_p): Use subreg_regno.
3912 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3913 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3914 correction code for memory subreg fixups.
3915 (forget_old_reload_1): Use subreg_regno_offset.
3916 (choose_reload_regs): Use subreg_regno.
3917 (emit_input_reload_insns): Use SUBREG_BYTE.
3918 (reload_combine_note_store): Use subreg_regno_offset.
3919 (move2add_note_store): Use subreg_regno_offset.
3920 * resource.c (update_live_status, mark_referenced_resources): Use
3921 subreg_regno function.
3922 (mark_set_resources): Use subreg_regno function.
3923 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3924 (subreg_regno_offset, subreg_regno): Define prototypes.
3925 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3926 (gen_lowpart_SUBREG): Add prototype.
3927 * rtl.texi (subreg): Update to reflect new byte offset representation.
3928 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3929 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3930 (reg_overlap_mentioned_p): Use subreg_regno.
3931 (replace_regs); Make sure final offset of combined subreg is
3932 congruent to size of subreg's mode.
3933 (subreg_regno_offset): New function.
3934 (subreg_regno): New function.
3935 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3936 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3937 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3938 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3939 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3940 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3941 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3942 (print_operand): Use SUBREG_BYTE.
3943 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3944 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3945 (arm_reload_out_hi): Use SUBREG_BYTE.
3946 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3947 instead of SUBREG_WORD.
3948 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3949 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3950 SUBREG creation to use byte offset.
3951 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3952 inverted load insns): Fix explicit rtl subregs to use byte
3954 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3955 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3956 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3957 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3958 to use byte offsets.
3959 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3960 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3961 offsets, also make sure it is congruent to SUBREG's mode size.
3962 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3963 unnamed ldob insn): Generate SUBREGs with byte offset.
3964 (zero_extendqihi2): SUBREG's are byte offsets.
3965 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3966 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3967 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3968 zero-extendqisi2): Generate SUBREGs with byte offset.
3969 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3970 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3971 subregs in rtl to use byte offsets.
3972 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3973 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3974 (mips_move_2words): Use subreg_regno_offset.
3975 (mips_secondary_reload_class): Use subreg_regno_offset.
3976 * config/mips/mips.md (DImode plus, minus, move, and logical op
3977 splits): Fixup explicit subregs in rtl to use byte offsets.
3978 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3979 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3980 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3981 rtl to use byte offsets.
3982 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3983 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3984 subregs to use byte offsets.
3985 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3986 Fixup explicit subregs in rtl to use byte offsets.
3987 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3988 and remove byte endian correction code.
3989 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3990 (gen_ashift_hi): Use SUBREG_BYTE.
3991 (regs_used): Use subreg_regno_offset.
3992 (machine_dependent_reorg): Use subreg_regno_offset.
3993 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3994 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3995 (movdf_i4): Subregs are byte offsets now.
3996 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3997 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3998 (REGMODE_NATURAL_SIZE): Override.
3999 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4000 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4002 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4003 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4004 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4005 it is congruent to SUBREG's mode size.
4006 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4008 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4009 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4010 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4011 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4012 * config/v850/v850.c (print_operand, output_move_double): Use
4013 subreg_regno function.
4015 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4017 * configure.in (target_subdir): Use target_alias, not target.
4018 * configure: Rebuilt.
4020 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4022 * config/sh/crti.asm: Fix typos in comments.
4024 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4026 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4027 TARGET_FAST_INDIRECT_CALLS.
4028 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4030 (return_addr_rtx): Short circuit export stub matching when
4031 TARGET_NO_SPACE_REGS.
4032 (output_millicode_call): For out of range calls, make -fPIC
4033 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4034 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4035 * pa.md: Modify length attr calculation of all millicode insns to
4038 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4040 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4041 Require at least 2.11 in the version test. Specifically check
4042 for and reject GAS version 2.10.90.
4043 * configure: regenerate.
4045 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4047 * pa.c (override_options): Remove PIC profiling warning.
4048 (hp_profile_labelno): Delete.
4049 (hp_profile_label_rtx): Delete.
4050 (hp_profile_label_name): Delete.
4051 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4052 (output_function_prologue): Remove profiling code and all tests on
4053 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4054 merge_sp_adjust_with_store can work for PIC and profiling.
4055 (hppa_expand_epilogue): Remove profile_flag test.
4056 (hppa_can_use_return_insn_p): Likewise.
4057 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4058 cater for PROFILE_HOOK.
4059 (hppa_profile_hook): New function.
4060 * pa.h (FUNCTION_PROFILER): Now does nothing.
4061 (PROFILE_HOOK): Define.
4062 (hppa_profile_hook): Declare.
4063 (PROFILE_BEFORE_PROLOGUE): Delete.
4064 (ASM_OUTPUT_REG_PUSH): Delete.
4065 (ASM_OUTPUT_REG_POP): Delete.
4066 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4067 r24. Accept function name operand, and use this and a locally
4068 generated label to calculate pc-rel offset to func start.
4070 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4073 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4076 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4078 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4079 LO_SUM cases to where they belong.
4081 2001-04-02 Richard Henderson <rth@redhat.com>
4083 * except.h (lang_eh_type_covers): Mark extern.
4084 (lang_eh_runtime_type): Likewise.
4086 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4088 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4089 gengenrtl.c: Wrap generated header in multiple-include guard.
4090 Improve error checking.
4092 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4094 * configure.in: Don't check for putenv.
4095 * configure: Regenerate.
4096 * gcc.c (putenv): Don't define.
4097 * vax/xm-vms.h: Handle putenv.
4099 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4101 * ifcvt.c (noce_emit_move_insn): New.
4102 (noce_try_store_flag, noce_try_store_flag_constants,
4103 noce_try_store_flag_inc, noce_try_store_flag_mask,
4104 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4105 noce_try_abs): Use it.
4106 (noce_process_if_block): Likewise.
4107 For STRICT_LOW_PART, take mode from its SUBREG.
4109 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4111 * fold-const.c (fold): Before optimizing unsigned comparison with
4112 0x7fffffffU, make sure arg0 is integral type.
4114 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4116 * c-tree.texi: Document representation of wide strings.
4118 2001-04-01 Richard Henderson <rth@redhat.com>
4120 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4122 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4124 * i386.md: remove obsoleted comments.
4125 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4126 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4127 fix output template.
4129 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4131 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4133 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4135 * loop.c (load_mems): When generating a load from a pseudo, update
4138 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4140 * i386.c (ix86_split_long_move): Use change address to compensate
4141 stack pointer change in push instruction.
4143 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4146 instead of rtx_equal_p; fix the output template.
4148 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4150 * i386.c (ix86_expand_setcc): Support 64bit.
4151 (ix86_expand_int_movcc): Likewise.
4152 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4155 * i386.md (allocate_stack_worker): Turn to expander.
4156 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4158 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4160 2001-03-29 Richard Henderson <rth@redhat.com>
4162 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4164 2001-03-28 Matthew Hiller <hiller@redhat.com>
4166 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4169 * MAINTAINERS: Added self.
4171 2001-03-28 Richard Henderson <rth@redhat.com>
4173 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4174 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4176 2001-03-28 Jim Wilson <wilson@redhat.com>
4178 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4181 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4183 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4185 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4188 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4190 2001-03-28 DJ Delorie <dj@redhat.com>
4192 * Makefile.in (stage1_build): Revert CFLAGS patch.
4194 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4196 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4197 when multiplier or multiplicand is zero.
4199 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4201 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4203 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4205 (set_src_needs_barrier): Likewise.
4206 (rtx_needs_barrier): For SET case, use these two functions. Rework
4207 PARALLEL case to handle all inputs before all outputs.
4208 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4209 saw a label and no stop bit since then.
4210 (maybe_rotate, process_epilogue): Add prototypes.
4212 2001-03-28 Richard Henderson <rth@redhat.com>
4214 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4215 not TARGET_TOC for special toc restore handling.
4216 * config/rs6000/rs6000.md (eh_return): Likewise.
4218 2001-03-28 Richard Henderson <rth@redhat.com>
4220 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4221 current_function_calls_eh_return.
4222 (output_function_epilogue): Handle eh_return.
4223 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4224 (EH_RETURN_DATA_REGNO): New.
4225 (EH_RETURN_STACKADJ_RTX): New.
4226 (EH_RETURN_HANDLER_RTX): New.
4227 * config/sparc/sparc.md (call/short branch peepholes): Check
4228 can_throw_internal instead of in_same_eh_region.
4230 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4231 for eh_return data registers.
4232 (rs6000_emit_prologue): Save eh_return data registers.
4233 (rs6000_emit_epilogue): Force inline restores if eh_return.
4234 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4235 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4236 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4237 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4238 the target uses one.
4239 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4240 (return_eh_si, return_eh_di): Remove.
4241 (eh_return): New, from corpse of eh_epilogue.
4242 (eh_set_lr_si, eh_set_lr_di): New.
4244 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4245 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4246 True for pic register if current_function_calls_eh_return.
4247 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4248 Handle eh_return requirements.
4249 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4250 (EH_RETURN_STACKADJ_RTX): New.
4251 * config/i386/i386.md (exception_receiver): Remove.
4252 (eh_return, eh_return_1): New.
4253 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4255 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4256 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4257 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4258 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4259 (EH_RETURN_DATA_REGNO): New.
4260 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4261 * config/alpha/alpha.md (eh_epilogue): Remove.
4262 (exception_receiver): Use $26 for ldgp input.
4263 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4265 2001-03-28 Richard Henderson <rth@redhat.com>
4267 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4268 * except.h: Likewise.
4270 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4271 (LIB2ADDEHDEP): New.
4272 (LIB2FUNCS_EH): Remove.
4273 (LIB2ADD): Remove LIB2ADDEH.
4274 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4275 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4276 (crt{begin,end}[S].o): Likewise.
4277 (except.o): Update includes.
4278 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4279 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4281 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4282 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4283 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4284 * builtins.c (expand_builtin): Implement it.
4285 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4286 * c-common.c (c_common_nodes_and_builtins): Declare it.
4287 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4288 * calls.c (libfunc_nothrow): Remove.
4289 (emit_library_call_value_1): Don't call it.
4290 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4291 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4292 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4293 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4294 (current_funcdef_number): Globalize.
4295 (output_call_frame_info): Emit frame data if an lsda is needed.
4296 Generate augmentation for personality routine. Don't play with
4298 (dwarf2out_begin_prologue): Record funcdef_number.
4299 * dwarf2out.h (current_funcdef_number): Declare.
4300 * expr.c (expand_expr): Update for except.h name changes.
4301 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4302 * expr.h (LTI_throw, LTI_rethrow): Remove.
4303 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4304 (LTI_eh_rtime_match): Remove.
4305 (LTI_unwind_resume, LTI_eh_personality): Add.
4306 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4307 * final.c (final): Don't call check_exception_handler_labels,
4308 init_insn_eh_region, or free_insn_eh_region.
4309 (final_scan_insn): Always emit debug labels for
4310 NOTE_INSN_EH_REGION notes.
4311 * flags.h (flag_new_exceptions): Remove.
4312 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4313 (record_active_eh_regions): Remove.
4314 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4315 Use can_throw_internal.
4316 (find_basic_blocks_1): Likewise.
4317 (move_stray_eh_region_notes): Remove.
4318 (find_label_refs): No eh_return_stub_label.
4319 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4320 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4322 (delete_unreachable_blocks): Don't track deleted handlers.
4323 (flow_delete_block): Use maybe_remove_eh_handler.
4324 (delete_eh_regions): Remove.
4325 (merge_blocks): Don't check for eh region match.
4326 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4327 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4328 (init_propagate_block_info): Disable dead frame store optimization
4329 when current_function_calls_eh_return.
4330 (dump_bb): Don't print eh_beg, eh_end.
4331 * function.c (fixup_var_refs): No catch_clauses.
4332 (expand_function_end): Likewise. Call expand_eh_return before
4333 the return register use. Call sjlj_emit_function_exit_after.
4334 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4335 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4336 * ifcvt.c (dead_or_predicable): Remove eh region check.
4337 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4338 Don't check for EH vs parameters.
4339 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4340 (expand_inline_function): Call duplicate_eh_regions.
4341 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4342 (copy_insn_notes): Remap REG_EH_REGION notes.
4343 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4344 * integrate.h (struct inline_remap): Add local_return_label.
4345 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4346 check_exception_handler_labels, nor exception_optimize.
4347 (find_cross_jump): No EH region check.
4348 * optabs.c (init_optabs): Update for changed eh libfuncs.
4349 * rtl.def (RESX): New.
4350 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4351 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4352 checks. Update for except.h name changes.
4353 (expand_cleanups): Likewise.
4354 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4355 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4356 (compile_file): Call init_eh before init_optabs. Don't
4357 output_exception_table here.
4358 (rest_of_compilation): Call convert_from_eh_region_ranges,
4359 convert_to_eh_region_ranges, output_function_exception_table.
4360 Don't emit_eh_context.
4361 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4362 (EXC_PTR_EXPR): New.
4364 * md.texi (eh_epilogue): Remove.
4365 (eh_return): Document.
4366 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4367 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4369 * eh-common.h: Remove file.
4370 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4371 * libgcc2.c (L_eh): Remove.
4373 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4374 * unwind-dw2-fde.h: New file.
4375 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4376 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4377 * libgcc-std.ver: Update for eh symbols.
4379 2001-03-27 Richard Henderson <rth@redhat.com>
4381 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4382 reduce false positives.
4383 (regmove_optimize): Disable if flag_non_call_exceptions.
4385 * stmt.c (expand_return): Remove always true predicate.
4386 (expand_decl_cleanup_no_eh): Remove dead code.
4388 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4389 barrier code. Add a scheduling barrier if a non-call insn
4390 can throw internally.
4392 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4393 Auto-inc addresses trap only if their base register does.
4395 * except.c (can_throw_internal): Rename from can_throw.
4396 * except.h, resource.c: Update references.
4398 * integrate.c (copy_insn_list): Use returnjump_p.
4399 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4401 * function.h (struct function): Move all boolean valued fields
4402 to single bit fields at the end of the struct.
4404 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4406 Rename asynchronous_exceptions to flag_non_call_exceptions.
4408 * gthr-single.h (UNUSED): New. Distinguish between how C
4409 and C++ mark unused function arguments. Use throughout.
4411 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4412 value to target configuration header.
4413 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4414 * config.in, configure: Rebuild.
4415 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4416 configuration and target defines.
4417 (exceptions_via_longjmp): Remove.
4418 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4419 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4421 * except.h (flag_non_call_exceptions): Move ...
4422 * flags.h: ... here.
4424 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4425 exceptions, put the note on the trapping instruction.
4427 * flags.h (flag_new_exceptions): Remove.
4428 * toplev.c: Don't set it.
4429 * final.c: Don't check it.
4430 * except.c: Provide stub definition.
4432 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4433 (calculate_global_regs_live): Kill call-clobbered registers
4434 across exception edges.
4435 * reg-stack.c (convert_regs_1): Kill the entire target stack
4436 across non-call exception edges.
4438 * flow.c (cleanup_cfg): Take no argument.
4439 * output.h, sibcall.c, toplev.c: Update all calls.
4441 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * configure.in: Don't check for bcopy.
4444 * configure, config.in: Regenerate.
4446 * system.h: Don't define or prototype bcopy, instead poison it.
4448 2001-03-27 Richard Henderson <rth@redhat.com>
4450 * function.c (expand_function_start): Set DECL_REGISTER on
4451 a pseudo used for DECL_RESULT.
4453 * rtl.h (LCT_NORETURN): New.
4454 * calls.c (emit_library_call_value_1): Handle it.
4456 2001-03-27 Stan Shebs <shebs@apple.com>
4458 * objc/objc-act.c (objc_init): Use dump_base_name.
4459 (gen_declaration): Clear the buffer arg.
4460 (gen_declaration_1): New function, body of gen_declaration.
4461 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4462 (gen_method_decl): Ditto, plus always clear buffer arg.
4463 (error_with_ivar): Simplify.
4464 (warn_with_method): Ditto.
4465 (build_message_expr): Don't clear buffers.
4466 (dump_interface): Ditto.
4467 (objc_debug): Ditto.
4468 (build_keyword_selector): Clear the buffer by only zeroing
4470 (objc_implementation_context): Declare.
4471 (start_class): Warn about missing @end.
4472 (finish_objc): Ditto.
4474 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4476 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4478 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4480 * Makefile.in (SYSTEM_H): Define.
4481 Depend on $(SYSTEM_H), not system.h.
4483 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4485 2001-03-27 Jim Wilson <wilson@redhat.com>
4487 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4489 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4490 (process_epilogue): New static function.
4491 (process_set): Call process_epilogue instead of emitting .restore
4493 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4495 * flow.c (struct reg_cond_life_info): New fields orig_condition
4497 (init_propagate_block_info): Set new fields.
4498 (mark_regno_cond_dead): Set and use new fields.
4499 (flush_reg_cond_reg_1): Likewise.
4500 (and_reg_cond, case AND): Check for redundant AND conditions.
4501 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4504 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4506 * cppmacro.c (stringify_arg): Null terminate strings.
4508 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4510 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4511 inclusion style. xm-m68hc11.h no longer exists.
4512 * config/m68hc11/xm-m68hc11.h: Delete file.
4513 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4515 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4516 Don't define GCC_VERSION, N_, or PARAMS; don't include
4517 gansidecl.h or stdio.h. Define inhibit_libc here.
4518 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4519 Delete code conditioned on #if GCC_VERSION == 2095.
4521 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4522 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4523 Delete code conditioned on #if GCC_VERSION == 2095.
4525 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4527 * system.h: Include symcat.h.
4528 (STRINGIFY): Don't define.
4530 * configure.in: Adjust comment.
4532 * builtins.c: Use STRINGX, not STRINGIFY.
4533 * gencheck.c: Likewise.
4534 * gengenrtl.c: Likewise.
4535 * protoize.c: Likewise.
4537 * cpplex.c: Don't include symcat.h.
4538 * cpplib.c: Likewise.
4540 * gansidecl.h (HAVE_STRINGIZE): Don't define.
4542 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4544 * c-typeck.c (digest_init): Fold init expression.
4546 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4548 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4550 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4552 * except.c (eh_regs): Save results of build_pointer_type to a temp
4553 as FUNCTION_VALUE macro may evaluate its args multiple times.
4555 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4557 * c-common.h (DECL_NUM_STMTS): New macro.
4558 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4560 (pushdecl): Likewise.
4561 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4562 * integrate.c (expand_inline_function): Don't check
4564 * print-tree.c (print_node): Don't print it.
4565 * toplev.c (rest_of_compilation): Don't try to inline when
4566 flag_no_inline is on.
4567 * tree.h (DECL_FRAME_SIZE): Remove.
4568 (tree_decl): Adjust accordingly.
4570 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4572 * combine.c (try_combine): Use memcpy, not bcopy.
4574 * genattrtab.c (expand_units): Likewise.
4576 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4578 * i386.md (push mem DI peep2): New.
4579 (mov 0, mov -1 peep2): Handle 64bit.
4580 (lea to arithmetics peep2): Handle 64bit leas.
4581 (rsp arithmetics to push/pop peep2s): New.
4583 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4585 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4587 * i386.c (struct machine_function): Add save_varrargs_registers.
4588 (ix86_save_varrargs_registers): New macro.
4589 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4590 (ix86_expand_prologue): Likewise.
4591 (ix86_emit_epilogue_esp_adjustement): Likewise.
4592 (ix86_expand_epilogue): Likewise.
4593 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4594 (pro_epilogue_adjust_stack_1): New insn.
4595 (pro_epilogue_adjust_stack_rex64): Likewise.
4596 * i386.h (MASK_NO_RED_ZONE): New constant.
4597 (TARGET_RED_ZONE): New macro.
4598 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4599 (RED_ZONE_SIZE): New constant.
4600 (RED_ZONE_RESERVE): New constant.
4602 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4604 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4606 2001-03-25 Kazu Hirata <kazu@hxi.com>
4608 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4611 (umodhi3): Likewise.
4614 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4616 * mkconfig.sh (DEFINES): Handle entries with '='.
4618 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4619 Set xm_defines to MACRO=value instead.
4621 * i370/xm-mvs.h: Delete.
4623 * ns32k/xm-pc532-min.h: Likewise.
4625 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4627 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4629 use ix86_expand_binary_operator
4630 (?sh??i_?): Disable for 64bit.
4631 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4632 * i386.c (shiftdi_operand): New predicate.
4634 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4635 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4636 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4637 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4638 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4639 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4640 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4641 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4642 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4643 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4644 (rotldi3, rotrdi3): New expanders.
4646 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4648 * i386.md (movstrsi): Move offline.
4650 (strmovdi_rex64): New.
4651 (strmov?i): Accept 64bit.
4652 (strmov?i_rex64): New.
4653 (strmov?i_rex_1): New.
4654 (strmov?i_1): Disable for 64bit.
4655 (rep_mov?i_rex64): New.
4656 (rep_mov?i): Disable for 64bit.
4657 (clrstrsi): Move offline.
4658 (strset?i_rex64): New.
4659 (strset?i: Accept 64bit.
4660 (rep_stos?i): Disable for 64bit.
4661 (rep_stos?i_rex64): New.
4662 (strset?i_rex_1): New.
4663 (strset?i_1): Disable for 64bit.
4664 (cmpstrsi): Accept 64bit.
4665 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4666 (cmpstrqi_nz_rex_1): New.
4667 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4668 (strlensi): Move offline.
4670 (strlenqi_1): Disable for 64bit; fix constraints.
4671 (strlenqi_rex_1): New.
4672 * i386.c (ix86_adjust_counter): New static function.
4673 (ix86_zero_extend_to_Pmode): Likewise.
4674 (ix86_expand_aligntest): Likweise.
4675 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4676 (ix86_expand_movstr): New global function.
4677 (ix86_expand_clrstr): New global function.
4678 (ix86_expand_strlen): New global function.
4679 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4680 ix86_expand_strlen): Declare.
4681 (ix86_expand_strlensi_unroll_1): Delete.
4683 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4685 * i386.md (cmpdi): Fix operand predicates.
4686 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4687 cmpdi_1_insn_rex64): New patterns.
4688 (adddi3): Turn to expander.
4689 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4690 (addsi3_carry_zext): New pattern.
4691 (adddi_?_rex64): New patterns and splitters.
4692 (addsi_?_zext): New patterns.
4693 (subsi3_carry_zext): New pattern.
4694 (subdi_?_rex64): New patterns and splitters.
4695 (iorsi_?_zext): New patterns.
4696 (iordi_?_rex64): New patterns and splitters.
4697 (iorsi_?_zext): New patterns.
4698 (iorsi_?_zext_imm): New patterns.
4699 (xorsi_?_zext): New patterns.
4700 (xordi_?_rex64): New patterns and splitters.
4701 (xorsi_?_zext): New patterns.
4702 (negdi*): New patterns.
4703 (one_cmpldi*): Likewise.
4704 (one_cmplsi*_zext, negsi*_zext): Likewise.
4705 (testqi_ext_3_rex64): New pattern.
4707 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4709 * i386-protos.h (ix86_split_long_move): Return void.
4710 * i386.c (ix86_split_to_parts): Handle 64bit target.
4711 (ix86_split_long_move): Likewise.
4712 * i386.md (all calls to ix86_split_long_move): Update.
4714 2001-03-23 Richard Henderson <rth@redhat.com>
4716 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4717 to avoid shadowing arguments.
4719 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4721 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4722 to variable names where DECL_NAME is different from
4723 DECL_ASSEMBLER_NAME.
4725 2001-03-23 Jim Wilson <wilson@redhat.com>
4727 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4728 (assemble_alias): Call make_decl_rtl.
4730 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4732 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4734 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4736 * extend.texi: Document the "java_interface" attribute.
4738 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4740 * mkconfig.sh: Use a subshell with redirected stdout,
4741 instead of closing stdout and confusing commands that run
4742 afterward. Throw away output of cmp.
4744 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4746 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4748 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4750 * i386.md (zero_extendsidi2_32): Break out from ...
4751 (zero_extendsidi2): ... here ; turn to expander.
4752 (zero_extendsidi2_rex64): New.
4753 (extendsidi2_32): Break out from ...
4754 (extendsidi2): ... here ; turn to expander.
4755 (extendsidi2_rex64): New.
4756 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4757 (trunc?f?f splitters): Add 64bit versions.
4759 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4761 * i386.md (pushsi, pushsi2_prologue): Disable.
4762 (pushsi2_rex64): New.
4763 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4764 (movqi_ext_1): Disable for 64bit.
4765 (movqi_ext_1_rex64): New.
4766 (pushdi2_rex64): New pattern, peep2s and splitter.
4767 (pushdi2_prologue_rex64): New pattern.
4768 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4770 (movdi splitters): Disable for 64bit.
4771 (movdi_1_rex64): New pattern, peep2s and splitters.
4772 (swapdi): New pattern.
4773 (pushsf): Disable for 64bit.
4774 (pushsf_rex64): New pattern and splitter.
4775 (pushdf_nointeger): Disable for 64bit.
4776 (pushdf_integer): Handle the 64bit case.
4777 (pushtf): Likewise; update splitters.
4779 2001-03-22 Richard Henderson <rth@redhat.com>
4781 * mkconfig.sh: Include insn-flags.h.
4782 * Makefile.in (CONFIG_H): Include insn-flags.h.
4783 (lots of objects): Remove insn-codes.h and insn-flags.h.
4785 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4786 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4787 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4788 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4789 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4790 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4791 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4792 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4793 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4794 v850/v850.c, vax/vax.c:
4795 Don't include insn-flags.h.
4797 * diagnostic.c, expr.h, reload.c, toplev.c:
4798 Don't include insn-codes.h.
4800 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4801 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4802 c4x/c4x.c, i960/i960.c, mips/mips.c:
4803 Don't include insn-codes.h or insn-flags.h.
4805 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4806 or insn-flags.h in the generated code.
4807 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4808 (main): Forward declare struct rtx_def.
4810 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4812 * invoke.texi (-ffast-math): Remove duplicate line about
4815 * gcc.texi: Remove more obsolete documentation of bugs and
4816 installation problems.
4818 2001-03-21 Kazu Hirata <kazu@hxi.com>
4820 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4823 2001-03-20 Jason Merrill <jason@redhat.com>
4825 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4827 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4828 * varasm.c (CHKR_PREFIX): Likewise.
4830 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4832 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4833 is part of a multi-SET insn.
4835 * cse.c (find_comparison_args): Remove previous change.
4836 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4839 * config/i386/i386.md (conditional_trap): Remove warning.
4841 * recog.c (push_operand): Fix error in last change that caused
4842 undefined symbol on many targets.
4844 * sdbout.c: #include ggc.h.
4845 (sdbout_init): Move to end of file.
4846 Call ggc_add_tree_root for anonymous_types.
4847 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4848 (sdbout_one_type): Use DECL_NAME for field name.
4849 * Makefile.in (sdbout.o): Show includes ggc.h.
4851 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4853 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4854 (override_options): Use properlimits for preferred_stack_boundary.
4855 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4857 (ext_register_operand): Accept DImode.
4858 (load_pic_register): Abort on 64bit.
4859 (gen_push): Use Pmode instead of SImode.
4860 (ix86_save_reg): Pic reg is never used on 64bit.
4861 (ix86_expand_prologue): Likewise.
4862 (ix86_emit_save_regs): Use Pmode instead of SImode.
4863 (legitimate_address_p): Check displacement for 64bit.
4864 (print_operand): Avoid outputting of (%rip) on 64bit.
4865 (print_operand_address): Output (%rip) where possible.
4866 (split_di): Abort on 64bit registers.
4867 (ix86_expand_branch): DImode comparison is simple for x86_64.
4868 (memory_address_length): Recognize memory addresses formed using
4870 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4872 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4874 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4876 * recog.c (push_operand): Recognize new format of push instructions.
4878 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4880 * i386.md (pushqi1): New.
4881 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4882 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4883 x86_64_immediate_operand, x86_64_immediate_operand,
4884 x86_64_zext_immediate_operand): Declare.
4885 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4886 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4887 x86_64_immediate_operand, x86_64_immediate_operand,
4888 x86_64_zext_immediate_operand): define.
4889 * i386.h (PREDICATE_CODES): Add new predicates.
4891 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4893 * i386.md (pophi1, popqi1, pushqi1): Remove.
4895 * expr.c (emit_single_push_insn): New function.
4896 (move_by_pieces): Accept NULL as destination for push instructions.
4897 (gen_push_operand): Kill.
4898 (emit_push_insn): Pass NULL when pushing; avoid updating of
4899 stack_pointer_delta.
4900 * expr.h (gen_push_operand): Kill.
4902 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4904 * rtl.texi (COMPARE): Clarify documentation and reference section
4907 2001-03-20 Stan Shebs <shebs@apple.com>
4909 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4910 (get_object_reference): Ditto.
4911 (error_with_ivar): Use error_with_file_and_line.
4912 (warn_with_method): Use warning_with_file_and_line.
4914 2001-03-20 Tom Tromey <tromey@redhat.com>
4916 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4918 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4920 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4921 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4923 2001-03-20 DJ Delorie <dj@redhat.com>
4925 * Makefile.in (install-libgcc): Pass complete list of variables.
4926 (install-multilib): Ditto.
4928 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4930 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4931 drectve_section, switch_to_section.
4933 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4934 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4935 i386_pe_mark_dllimport.
4937 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4939 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4940 functions i386_pe_*.
4942 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4943 i386_pe_* functions with char * arguments.
4945 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4947 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4949 (movsi_ie): Introduce fpul store.
4951 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4953 * Makefile.in (OBJS): Remove hashtab.o.
4955 2001-03-19 Stan Shebs <shebs@apple.com>
4957 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4958 * c-lang.c (maybe_objc_method_name): Ditto.
4959 * c-tree.h (maybe_objc_method_name): Remove decl.
4961 2001-03-19 Tom Tromey <tromey@redhat.com>
4963 * gcc.c (init_gcc_specs): Fix comment.
4965 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4967 Compute DECL_ASSEMBLER_NAME lazily.
4968 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4969 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4970 (SET_DECL_ASSEMBLER_NAME): Likewise.
4971 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4972 (set_decl_assembler_name): Declare.
4973 (lang_set_decl_assembler_name): Likewise.
4974 * tree.c (lang_set_decl_assembler_name): New variab.e
4975 (set_decl_assembler_name): New function.
4976 (init_obstacks): Set lang_set_decl_assembler_name.
4977 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4978 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4979 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4980 where it's not necessary.
4981 (builtin_function): Likewise.
4982 (finish_decl): Likewise.
4983 * dbxout.c (dbxout_type_methods): Likewise.
4984 * ggc-common.c (ggc_mark_trees): Likewise.
4985 * profile.c (output_func_start_profiler): Likewise.
4986 * varasm.c (make_decl_rtl): Likewise.
4988 * cse.c (find_comparison_args): Update documentation. Fix
4989 mishandling of COMPARE operations.
4991 * tree.def (ABS_EXPR): Add documentation.
4992 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4994 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4996 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4998 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5000 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5001 Remove ia32 linux PIC kludge and move it...
5002 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5004 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5006 * i386.md (absdf2 expander): Fix 64bit case.
5008 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5010 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5012 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5014 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5016 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5018 * README.X11: Remove obsolete file.
5020 2001-03-18 Anthony Green <green@redhat.com>
5022 * config/pj/pj.h: Remove some trailing commas.
5023 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5025 2001-03-18 Richard Henderson <rth@redhat.com>
5027 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5028 * calls.c: ... here.
5029 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5030 defaults for them here.
5032 2001-03-17 Anthony Green <green@redhat.com>
5034 * config/pj/lib1funcs.S: Fix broken comment.
5035 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5038 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5040 * gcc.texi: Remove obsolete information relating to build and
5041 installation problems with enquire or the Pyramid C compiler.
5043 2001-03-17 Richard Henderson <rth@redhat.com>
5045 * dwarf2out.c (queue_reg_save): New.
5046 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5047 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5049 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5050 (cfa, cfa_store, cfa_temp): Make static.
5051 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5053 2001-03-17 Richard Henderson <rth@redhat.com>
5055 * integrate.h (struct inline_remap): Add local_return_label.
5056 * integrate.c (expand_inline_function): Initialize it and emit
5057 it after copy_insn_notes.
5058 (copy_insn_list): Don't store local_return_label here.
5059 (copy_insn_notes): New function split out from copy_insn_list.
5061 2001-03-17 Richard Henderson <rth@redhat.com>
5063 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5064 is generating .debug_line.
5065 (dwarf2out_init): Add main_input_filename to the file table first.
5066 * configure.in (as_dwarf2_debug_line): Test with file number 1
5067 instead of file number 0.
5069 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5071 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5072 (gen_rtx_combine): Deleted; all references changed as appropriate.
5073 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5075 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5077 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5079 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5082 2001-03-16 Jim Wilson <wilson@redhat.com>
5084 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5085 then set it to LOC_REG (79) instead of aborting.
5087 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5089 * gccbug.in: Remove high priority.
5091 2001-03-16 Richard Henerson <rth@redhat.com>
5093 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5094 output with a space instead of deleting it.
5095 * configure: Regenerate.
5097 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5099 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5100 handles the gory details of converting an object file into
5101 something that's safe to grep.
5102 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5103 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5104 newlines at either end of the string we're looking for.
5105 Make 'checking ...' message less stilted.
5106 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5107 ARM in-memory layout and its hypothetical converse. Don't
5108 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5109 HOST_WORDS_BIG_ENDIAN.
5111 * configure.in: Adjust for renamed macro. Move
5112 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5113 * configure, config.in: Regenerate.
5115 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5117 * fixinc/Makefile.in: Set SHELL.
5119 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5121 * fixinc/fixincl.c (fix_with_system): Quote file names before
5122 passing them to shell.
5124 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5126 * Makefile.in: Use fix-header$(build_exeext) instead
5129 2001-03-16 Richard Henderson <rth@redhat.com>
5131 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5132 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5133 (size_of_line_prolog): Remove.
5134 (output_line_info): Compute prologue size via label difference.
5135 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5137 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5138 assembler error when redefining file numbers.
5139 * config.in, configure: Rebuild.
5141 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5142 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5143 (dw2_asm_output_delta_uleb128): Likewise.
5144 (dw2_asm_output_delta_sleb128): Similarly.
5145 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5147 2001-03-16 Michael Meissner <meissner@redhat.com>
5149 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5151 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5153 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5155 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5156 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5157 being unsigned in ISO C and signed in traditional.
5158 (expand_prologue): Ditto.
5159 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5161 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5163 (divsi3,divdi3): Ditto.
5164 (modsi3,moddi3): Ditto.
5165 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5166 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5167 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5170 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5172 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5173 SSE based conditional moves on LTGT/UNEQ conditions;
5174 Canonicalize EQ to NE.
5175 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5176 (sse_mov?fcc_ne): New.
5178 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5180 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5182 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5183 register may be dead.
5185 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5187 * Makefile.in (hash.o): Depend on CONFIG_H.
5189 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5191 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5193 2001-03-15 Richard Henderson <rth@redhat.com>
5195 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5196 (ASM_OUTPUT_DWARF_PCREL): New.
5197 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5199 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5201 * cppfiles.c (stack_include_file): Use MAX of sysp.
5203 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5205 * config.gcc (ia64*-*-hpux*): New case.
5206 * config/ia64/hpux.h: New file for HP-UX support.
5207 * config/ia64/t-hpux: New file for HP-UX support.
5209 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5211 * fixinc/inclhack.def (irix_stdio_va_list): New.
5212 * fixinc/fixincl.x: Rebuilt.
5214 2001-03-15 Richard Henderson <rth@redhat.com>
5216 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5217 if provided by the target.
5218 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5219 (dw2_asm_output_addr): New.
5220 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5221 * dwarf2out.c (output_cfi): Use it for program addresses.
5222 (output_call_frame_info, output_die): Likewise.
5223 (output_aranges, output_line_info): Likewise.
5225 2001-03-15 Bruce Korb <bkorb@gnu.org>
5227 * gcc.c(main): make more rigorous
5228 * collect2.c(main): guard against ignoring SIGCHLD
5229 * protoize.c(main): ditto
5230 * gcc/fixinc/fixincl.c(initialize): ditto
5232 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5234 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5235 (sdbout_parms): Likewise.
5237 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5239 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5240 "widen" a destination that is already wider than a word. Also do
5241 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5243 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5245 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5247 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5249 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5251 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5253 * i960.h (i960_maxbitalignment,
5254 i960_last_maxbitalignment): Declare.
5255 * i960.c (i960_maxbitalignment,
5256 i960_last_maxbitalignment): Make global.
5257 (process_pragma): Delete.
5258 (i960_pr_align, i960_pr_noalign): Move from here ...
5259 * i960-c.c: ... to this new file.
5260 * t-960bare (i960-c.o): New rule.
5261 * t-vxworks960 (i960-c.o): Likewise.
5262 * config.gcc (i960-*-*): Define c_target_objs and
5265 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5267 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5268 without adding in rtx code and mode.
5270 * alias.c (init_alias_analysis): Don't use any rtx whose value
5271 varies as a known value.
5272 Delete a superfluous test.
5274 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5276 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5277 scheduling a stop bit.
5278 (ia64_emit_nops): Correctly handle ASMs.
5280 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5282 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5284 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5286 * cpp.texi: Update documentation for -include and -imacros.
5287 * cppfiles.c (struct include_file): Remove "defined" memeber.
5288 (find_or_create_entry): Make a copy of the file name, and
5290 (open_file): Update to ensure we use the simplified filename.
5291 (stack_include_file): Don't set search_from.
5292 (cpp_included): Don't simplify the path name here.
5293 (find_include_file): New prototype. Call search_from to
5294 get the start of the "" include chain. Don't simplify the
5296 (_cpp_execute_include): New prototype. Move diagnostics to
5297 do_include_common. Update.
5298 (_cpp_pop_file_buffer): Don't set defined.
5299 (search_from): New prototype. Use the preprocessor's cwd
5300 for files included from the command line.
5301 (read_name_map): Don't simplify the pathname here.
5302 * cpphash.h (enum include_type): New.
5303 (struct buffer): Delete search from. New search_cached.
5304 (_cpp_execute_include): Update prototype.
5305 * cppinit.c (do_includes): Use _cpp_execute_include.
5306 * cpplib.c (do_include_common): New function.
5307 (do_include, do_include_next, do_import): Use it.
5309 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5311 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5312 contents of the RTL, to determine the name of the object.
5314 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5316 * tree.h (DECL_RTL): Allocate RTL lazily.
5317 (SET_DECL_RTL): New macro.
5318 (DECL_RTL_SET_P): Likewise.
5319 (COPY_DECL_RTL): Likewise.
5320 (DECL_RTL_IF_SET): Likewise.
5321 * varasm.c (make_decl_rtl): Add assertions about the kind of
5322 declaration we are processing.
5323 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5324 (start_decl): Likewise.
5325 (finish_decl): Likewise.
5326 * c-semantics.c (emit_local_var): Likewise.
5327 * calls.c (expand_call): Likewise.
5328 * dbxout.c (dbxout_symbol): Likewise.
5329 * emit-rtl.c (unshare_all_rtl): Likewise.
5330 (unshare_all_decls): Likewise.
5331 (reset_used_decls): Likewise.
5332 * expr.c (store_constructor): Likewise.
5333 (safe_from_p): Likewise.
5334 (expand_expr): Likewise.
5335 * function.c (put_var_into_stack): Likewise.
5336 (instantiate_decls_1): Likewise.
5337 (assign_parms): Likewise.
5338 (expand_function_start): Likewise.
5339 (expand_function_end): Likewise.
5340 * ggc-common.c (gcc_mark_trees): Likewise.
5341 * integrate.c (function_cannot_inline_p): Likewise.
5342 (copy_decl_for_inlining): Likewise.
5343 (expand_inline_function): Likewise.
5344 (integrate_parm_decls): Likewise.
5345 (integrate_decl_tree): Likewise.
5346 * print-tree.c (print_node): Likewise.
5347 * reg-stack.c (stack_result): Likewise.
5348 * stmt.c (label_rtx): Likewise.
5349 (expand_return): Likewise.
5350 (expand_decl): Likewise.
5351 (expand_decl_cleanup): Likewise.
5352 (expand_anon_union_decl): Likewise.
5353 * toplev.c (check_global_declarations): Likewise.
5354 (rest_of_decl_compilation): Likewise.
5355 * tree.c (simple_cst_equal): Likewise.
5356 * objc/objc-act.c (generate_static_references): Likewise.
5358 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5360 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5361 gcc_AC_C_FLOAT_FORMAT): New macros.
5362 * configure.in: Add AC_PROG_CPP after CC tests;
5363 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5364 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5365 * configure, config.in: Regenerate.
5367 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5368 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5369 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5370 config/i370/xm-linux.h, config/i370/xm-oe.h,
5371 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5372 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5373 config/pa/xm-linux.h, config/pa/xm-pa.h,
5374 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5375 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5376 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5377 config/we32k/xm-we32k.h: Delete.
5379 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5380 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5381 config/vax/xm-vms.h: Don't define any of:
5382 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5384 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5386 * config.gcc: Remove references to deleted files.
5387 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5388 FATAL_EXIT_CODE, which is the same between oe and mvs).
5390 2001-03-14 DJ Delorie <dj@redhat.com>
5391 Vladimir Makarov <vmakarov@redhat.com>
5393 * config/i960/i960.c (i960_function_prologue): Compute size of
5394 frame according to number of registers actually saved there.
5396 2001-03-14 Richard Henderson <rth@redhat.com>
5398 * expr.c (emit_move_insn_1): Fix else if around #endif.
5400 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5403 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5406 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5408 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5409 (override_options): Parse cmodel string.
5410 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5411 * i386.h (TARGET_OPTIONS): Add "cmodel".
5412 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5414 (ix86_cmodel_string, ix86_cmodel): Declare.
5416 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5419 * i386.h (GENERAL_REG_P): Add missing REG_P.
5421 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5423 * configure.in: Use $gcc_cv_as instead of $as.
5424 * configure: Regenerated.
5426 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5428 * cppfiles.c (stack_include_file): Only increase the include
5429 count if we actually process the file properly, as opposed
5430 to treating it as length zero. Only call read_include_file
5431 if not DO_NOT_REREAD. Handle the -H include file output
5433 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5434 (cpp_included, find_include_file): Simplify pathnames after
5435 remapping them. If remapping, don't use the remapped file
5436 name's buffer as our scratch buffer.
5437 (cpp_pop_file_buffer): Replace the multiple include macro
5438 only if it isn't yet set.
5439 (read_name_map): Simplify remapped names when reading in.
5440 (remap_filename): Move code to code path that uses it.
5441 (_cpp_simplify_pathname): Return the input pointer.
5442 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5444 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5446 * expr.c (expand_expr): Revove bogus conditional.
5448 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5450 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5452 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5454 * reg-stack.c (stack_result): Unconditionally use
5455 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5457 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5459 * expr.c (emit_move_insn_1): Split push of complex value when
5460 no suitable push instruction exist.
5462 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5463 instead of QI_REG_P.
5465 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5467 * alias.c (handled_component_p, can_address_p): New functions.
5468 (get_alias_set): Use them.
5470 2001-03-13 Jim Wilson <wilson@redhat.com>
5472 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5473 from 80 in try_locals code.
5474 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5476 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5478 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5479 gcc_AC_C_LONG_LONG): New.
5480 * configure.in: Use them. Probe the size of short, int, long,
5481 and long long/__int64 if we have them. Move all the AC_C_*
5482 checks together, except gcc_AC_C_CHAR_BIT which has to go
5483 after AC_CHECK_HEADERS(limits.h).
5484 Take hwint.h out of host_xm_file and build_xm_file.
5486 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5487 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5488 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5489 Move the HOST_WIDEST_INT setup logic here from system.h.
5490 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5492 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5493 is now handled by hwint.h.
5495 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5496 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5497 config/ia64/xm-ia64.h: Don't define any of:
5498 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5499 HOST_BITS_PER_LONGLONG.
5501 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5502 config/h8300/xm-h8300.h, config/mips/iris6.h,
5503 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5504 config/sparc/xm-sp64.h: Delete.
5505 * config.gcc: Remove references to deleted files.
5507 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5508 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5509 * config/i370/xm-linux.h: Clarify floating-point situation in
5512 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5514 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5515 (find_include_file): Decide here which part of the include
5516 chain to start the search. Complain about an empty include
5517 chain in all cases apart from an abolsute file name.
5518 (_cpp_execute_include): Don't choose the search chain here.
5519 Don't call handle_missing_include in the case of an empty
5521 (_cpp_compare_file_date): Don't choose the search chain here.
5522 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5523 here from _cpp_execute_include. Behave like #include if
5524 we're in the main file.
5526 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5528 * system.h (malloc, realloc, calloc, strdup): Only poison these
5529 tokens when IN_GCC is defined.
5531 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5533 * i386.md (abs?f expander): Support SSE case.
5534 (abd?f_if): Add new "USE"; add splitters.
5536 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5538 * cpp.texi (poison): Explain the macro expansion exception.
5540 2001-03-13 Jakub Jelinek <jakub@redhat.com>
5542 * expr.c (store_expr): Add dont_store_target. If temp is already in
5543 target before copying to reg, don't store it into target again.
5545 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5547 * cppinternals.texi: Update for file handling.
5549 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5551 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5552 2001-02-24 which broke building the Java library.
5553 * function.c (identify_blocks): Likewise.
5554 (all_blocks): Likewise.
5555 * integrate.c (integrate_decl_tree): Likewise.
5556 * print-tree.c (print_node): Likewise.
5557 * tree.h (BLOCK_NUMBER): Likewise.
5558 (struct tree_block): Likewise.
5560 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5562 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5563 __WCHAR_TYPE__ definition.
5564 (WCHAR_TYPE_SIZE): #undef before #define.
5566 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5568 * cppfiles.c: Update comments.
5569 (destroy_include_file_node): Rename destroy_node.
5570 (find_or_create_entry): New function.
5571 (open_file, _cpp_fake_include): Use it.
5572 (handle_missing_header): New function, broken out of
5573 _cpp_execute include. Don't segfault if there is no
5574 system or quoted path.
5575 (_cpp_execute_include): Use handle_missing_header.
5577 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5579 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5580 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5582 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5584 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5585 unless anti_dependence says they are.
5586 * alias.c (objects_must_conflict): If neither has a type specified,
5589 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5590 David Billinghurst <David.Billinghurst@riotinto.com>
5592 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5594 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5596 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5597 (*_one_bit): Remove type on the match_operand in attributes.
5599 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5601 * i386.c: Commit forgotten hunk in previous patch.
5602 (regclass_map): Add extended registers.
5603 (dbx_register_map): Add missing frame register.
5605 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5607 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5609 * i386.md (x86_sahf_1): Disable for 64bit.
5610 (popsi*, pophi*): Likewise.
5611 (pushqi, pushhi): Likewise.
5612 (movdi, pushdi): Likewise.
5613 (zero extend DImode splitter): Likewise.
5614 (adddi, minusdi splitter): Likewise.
5615 (umulsidi): Likewise.
5617 (mulsidi): Disable for 64bit
5618 (lshift:DI/ashift:DI): Disable for 64bit.
5619 (loop patterns): Likewise.
5620 (call_pop, call_value_pop expanders and patterns): Likewise.
5621 (prologue_get_pc): Likewise.
5623 (fcmovDI pattern and splitter): Likewise.
5624 (movdfcc_1_rex64): New.
5626 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5628 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5629 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5630 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5631 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5632 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5633 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5634 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5635 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5636 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5637 (REGPARM_MAX): Set to 6 for x86_64.
5638 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5639 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5642 * (patterns that does use upper halves): Update constraints
5643 'q' to 'Q' and 'r' to 'R'.
5644 (cmpqi_ext_1): Disable for 64bit.
5645 (cmpqi_ext_3_insn): Likewise.
5646 (movqi_extzv_1): Likewsie.
5647 (addqi_ext_1): Liekwsie
5648 (testqi_ext_1): Liekwsie
5649 (andqi_ext_1): Liekwsie
5650 (xorqi_ext_1): Liekwsie
5651 (cmpqi_ext_1_rex64): New.
5652 (cmpqi_ext_3_insn_rex64): Likewise.
5653 (movqi_extzv_1_rex64): Likewsie.
5654 (addqi_ext_1_rex64): Liekwsie
5655 (testqi_ext_1_rex64): Liekwsie
5656 (andqi_ext_1_rex64): Liekwsie
5657 (xorqi_ext_1_rex64): Liekwsie
5659 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5661 * configure.in: Move check for unsigned enumerated bitfields
5662 to macro in aclocal.m4. Disable it for now.
5663 * configure, config.in: Regenerate.
5664 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5665 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5666 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5667 kind above its first use.
5669 * config/xm-interix.h, config/alpha/xm-alpha.h,
5670 config/i370/xm-linux.h, config/i386/xm-beos.h,
5671 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5672 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5673 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5674 Don't define ONLY_INT_FIELDS under any circumstances.
5676 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5678 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5679 config/sparc/xm-sysv4.h: Delete - now identical with some
5681 * config.gcc (hppa targets): Replace xm-pahpux.h and
5682 xm-papro.h with implicit xm-pa.h.
5683 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5686 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5688 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5689 before reload_cse_noop_set_p.
5691 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5693 * config.gcc: Where xm-host.h used to include another
5694 xm-host.h, list the nested header directly in xm_file. Remove
5695 references to deleted files. Can now use sparc/xm-sp64.h for
5698 * config/xm-linux.h, config/arm/xm-linux.h,
5699 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5700 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5701 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5702 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5703 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5706 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5707 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5708 bother to wrap #undef in #ifdef.
5709 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5710 Don't include xm-linux.h.
5711 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5713 * configure.in: Wrap regexps using [] in changequote block.
5714 Use expr : not echo | grep. Simplify regexps.
5715 * configure: Regenerate.
5717 56 xm-files remain, 22 xm-arch.
5719 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5722 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5723 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5724 (copy_object): Fix format specifier vs argument mismatch.
5726 * mips-tdump.c: Make local functions static.
5727 (rindex): Don't #undef.
5728 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5729 (fatal, fancy_abort): Delete.
5730 (read_seek): Avoid signed/unsigned compare.
5732 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5734 * combine.c (try_combine): Fix error in change to try original
5736 (gen_rtx_combine): Do same as gen_rtx for now.
5738 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5740 * configure.in: AC_SUBST xm_defines.
5741 * configure: Regenerate.
5742 * Makefile.in: Set DEFINES=$(xm_defines) when building
5745 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5747 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5748 (cpp_included, find_include_file): Update.
5749 (_cpp_compare_file_date): Make else unconditional.
5751 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5753 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5755 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5757 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5758 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5760 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5762 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5763 if it's a record type.
5765 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5767 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5768 mingw includes slightly.
5770 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5772 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5773 #undef token before poisoning it.
5775 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * alpha.c (check_float_value): Use memcpy, not bcopy.
5779 * m32r.c (m32r_sched_reorder): Likewise.
5781 * vax.c (check_float_value): Likewise.
5783 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5785 * toplev.c (file_name_nondirectory): Remove.
5786 * toplev.h: Similarly.
5787 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5788 of file_name_nondirectory.
5790 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5792 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5793 * mips-tfile.c: Don't #undef rindex; not used.
5795 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5797 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5798 (dbx64_register_map): Declare.
5799 (RETURN_ADDR_RTX): Fix for 64bit.
5800 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5801 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5802 * i386.c (dbx64_register_map): New global array.
5803 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5804 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5807 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5809 * cppfiles.c (search_from): Use lbasename.
5810 * mkdeps.c (deps_add_default_target): Use lbasename.
5812 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5814 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5815 xcalloc in lieu of malloc, realloc & calloc.
5817 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5819 * gengenrtl.c (xmalloc): Likewise.
5821 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5822 really_call_* memory allocation routines.
5824 * stmt.c (check_for_full_enumeration_handling): Use
5825 really_call_calloc, not calloc.
5827 * system.h (really_call_malloc, really_call_calloc,
5828 really_call_realloc): Define.
5829 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5831 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5833 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5835 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5837 * configure: Rebuilt.
5838 * configure.in: Only use `lang_requires' for languages athat are
5841 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5843 * invoke.texi: Fix typo.
5844 * gcc.1: Regenerate.
5846 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5848 * configure.in: Prune nonexistent files from build_xm_file,
5849 xm_file, and host_xm_file lists. Warn unless they're
5851 Don't generate *config.h here.
5852 AC_SUBST all variables needed to generate *config.h.
5853 * configure: Regenerate.
5854 * mkconfig.sh: New helper script, from code removed from
5856 * Makefile.in: Zap all MALLOC variables - no longer used
5857 anywhere, and malloc.c doesn't exist.
5858 Substitute in variables needed to generate *config.h.
5859 Stop lying about the dependencies contained in CONFIG_H and
5861 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5862 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5863 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5864 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5865 $(TM_P_H), etc. as appropriate.
5867 * config.gcc: Zap references to deleted files.
5868 * ggc-none.c: Don't include rtl.h or tm_p.h.
5870 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5871 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5872 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5873 config/i386/xm-linux.h, config/i386/xm-linux.h,
5874 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5875 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5876 Don't include i386/xm-i386.h.
5878 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5879 config/i386/xm-i386.h, config/i860/xm-i860.h,
5880 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5881 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5882 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5883 Delete (empty except comments, #includes of other deleted
5884 files, and macros used nowhere).
5886 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5888 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5889 independent on TARGET_FLAGS.
5891 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5893 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5895 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5897 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5899 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5900 LAST_REX_SSE_REG): define.
5901 (enum reg_class): Add 'LEGACY_REGS'
5902 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5903 (SSE_REGNO_P): Recognize extended registers.
5904 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5905 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5906 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5907 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5908 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5909 REG_OK_FOR_STRREG_P): Remove.
5910 (HI_REGISTER_NAMES): Add extended registers.
5911 (ADDITIONAL_REGISTER_NAMES): Likewise.
5912 (QI_REGISTER_NAMES): Add 8bit extended registers.
5913 (DEBUG_REG): Support extended registers.
5914 * i386.c (regclass_map): Add extended registers.
5915 (dbx_register-map): Likewise.
5916 (svr4_dbx_register_map): Likewise.
5917 (print_reg): Support extended registers.
5918 (print_operand): Support 64bit operands.
5920 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5922 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5923 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5924 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5925 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5926 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5927 STACK_BOUNDARY): Set properly for 64bits.
5928 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5929 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5930 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5931 (MOVE_MAX): Set to 16.
5932 (MOVE_MAX_PIECES): 8 for 64bit.
5933 (Pmode): Set to SImode.
5935 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5937 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5939 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5941 * i386.h (mask_64bit): New constant.
5942 (target_64bit): New macro.
5943 (target_options): Add '64'/'32'
5944 (target_default): Define.
5945 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5946 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5947 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5949 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5951 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5953 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5955 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5956 LO_SUM unless for_alias is set.
5958 2001-03-08 Stan Shebs <shebs@apple.com>
5960 * objc/objc-act.c: Fix old typos in comments, add comments for
5962 (hash_init): Fix file name in error message.
5963 (hash_enter): Ditto.
5964 (hash_add_attr): Ditto.
5965 (continue_class): Ditto.
5967 2001-03-08 Bruce Korb <bkorb@gnu.org>
5969 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5970 wait4() can receive the signal.
5972 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5974 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5976 * fixinc/fixincl.x: Regenerate.
5978 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5980 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5982 * fixinc/fixincl.x: Regenerate.
5984 2001-03-08 Richard Henderson <rth@redhat.com>
5986 * configure.in (HAVE_AS_LEB128): New assembler check.
5987 * configure, config.in: Rebuilt.
5989 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5991 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5994 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5996 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5997 references to the MAXPATHLEN macro.
5999 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6000 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6003 * config/i386/xm-gnu.h, config/xm-gnu.h,
6004 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6005 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6006 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6007 and/or unused files.
6009 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6010 doing so in various xm-*.h files.
6012 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6014 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6016 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6018 * configure.in (enable_shared): Support per-package shared-library
6020 * configure: Rebuilt.
6022 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6024 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6025 for crnot. Set operands[5] in splitter.
6027 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6029 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6030 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6031 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6032 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6033 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6034 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6035 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6038 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6039 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6040 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6041 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6042 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6043 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6044 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6045 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6046 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6047 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6048 Delete unused and/or empty files.
6050 * config.gcc: Define USG in xm_defines as appropriate. Define
6051 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6052 macro. Remove deleted xm-* files from $xm_files variable.
6054 2001-03-07 Tom Tromey <tromey@redhat.com>
6056 * configure: Rebuilt.
6057 * configure.in: Allow config-lang.in to set `lang_requires' to list
6058 of other required languages.
6060 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6062 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6064 (output_prologue): Use xmalloc not oballoc.
6065 (output_epilog): Free a29k_first_epilogue_insn when finished.
6066 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6068 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6070 * builtins.c (expand_builtin_mathfn): Check
6071 flag_unsafe_math_optimizations, not flag_fast_math.
6072 (expand_builtin): Likewise
6073 * combine.c (combine_simplify_rtx): Likewise.
6074 (simplify_if_then_else): Likewise.
6075 * cse.c (fold_rtx): Likewise.
6076 * flags.h: Remove flag_fast_math. Add
6077 flag_unsafe_math_optimizations and flag_trapping_math.
6078 * fold-const.c (negate_expr): Check
6079 flag_unsafe_math_optimizations, not flag_fast_math.
6080 (invert_truthvalue): Likewise.
6081 (fold): Likewise. Before associating operands, check that
6082 code == MULT_EXPR, not code != MULT_EXPR.
6083 * ifcvt.c (noce_try_minmax): Check
6084 flag_unsafe_math_optimizations, not flag_fast_math.
6085 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6086 * invoke.texi: Document -funsafe-math-optimizations and
6087 -fno-trapping-math. Change documentation for -ffast-math.
6088 * jump.c (reversed_comparison_code_parts): Likewise.
6089 (rtx_equal_for_thread_p): Likewise.
6090 * optabs.c (emit_conditional_move): Likewise.
6091 * simplify-rtx.c (simplify_binary_operation): Likewise.
6092 (simplify_relational_operation): Likewise.
6093 (simplify_ternary_operation): Likewise.
6094 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6095 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6096 Add trapping-math and unsafe-math-optimizations entries to f_options.
6097 (set_fast_math_flags): New, sets flags for -ffast-math.
6098 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6099 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6100 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6102 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6103 (alpha_emit_conditional_move): Initialize local_fast_math to
6104 flag_unsafe_math_optimizations, not flat_fast_math.
6105 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6106 instead of setting flag_fast_math to 1.
6107 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6109 * config/i386/i386.c (override_options): Likewise
6110 * config/i386/i386.md: Likewise.
6111 * config/m68k/m68k.md: Likewise.
6112 * config/mips/mips.md: Likewise.
6113 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6114 (rs6000_generate_compare): Likewise.
6116 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6118 * Makefile.in: Set RANLIB to @RANLIB@.
6121 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6123 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6124 * fixinc/fixincl.x: Regenerated.
6126 2001-03-07 Richard Henderson <rth@redhat.com>
6128 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6130 2001-03-07 Richard Henderson <rth@redhat.com>
6132 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6133 of block notes and exception handling notes.
6135 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6136 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6137 (compile_file): ... here.
6139 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6141 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6143 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6144 config.h now. Include libiberty.h to handle alloca.
6146 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6148 * c-parse.in (yylexname): New function, split out of _yylex.
6149 (objc_rid_sans_at): New table.
6150 (init_reswords): Initialize it.
6151 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6152 retrieving the next token and checking it for significance as
6153 an ObjC keyword or string constant.
6155 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6156 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6158 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6161 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6163 * config/m68k/m68k.c (const_uint32_operand): Accept any
6164 const_int on a 32-bit host.
6166 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6168 * objc/objc-act.c (init_objc): Set save_lang_status,
6169 restore_lang_status, and mark_lang_status.
6171 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6173 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6175 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6177 * cppinternals.texi: Update.
6179 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6182 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6183 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6184 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6185 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6186 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6187 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6188 config/i386/xm-i386.h, config/i860/xm-i860.h,
6189 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6190 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6191 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6192 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6193 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6194 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6195 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6196 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6197 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6198 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6199 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6200 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6201 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6202 match the defaults provided in hwint.h.
6204 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6205 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6207 * config.gcc (xm_file): Don't set to files which are deleted.
6209 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6210 guard this file against these macros being undefined.
6212 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6214 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6215 and DECL_DEFER_OUTPUT on the decl we create, before calling
6216 rest_of_decl_compilation.
6218 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6220 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6222 * configure, config.in: Regenerate.
6223 * config.gcc: Remove references to deleted files.
6225 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6226 genrecog.c, rtl.c: Do not use alloca anywhere.
6228 * Makefile.in, build-make, system.h, config/x-interix,
6229 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6230 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6231 config/arc/xm-arc.h, config/arm/xm-arm.h,
6232 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6233 config/h8300/xm-h8300.h, config/i370/x-oe,
6234 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6235 config/i386/x-ncr3000, config/i386/x-sco5,
6236 config/i386/xm-dgux.h, config/i860/x-sysv4,
6237 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6238 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6239 config/m68k/x-hp320g, config/m69k/x-mot3300,
6240 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6241 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6242 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6243 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6244 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6245 config/mips/x-iris, config/mips/x-iris3,
6246 config/mips/x-sni-svr4, config/mips/x-sysv,
6247 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6248 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6249 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6250 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6251 config/pa/xm-papro.h, config/romp/xm-romp.h,
6252 config/rs6000/x-aix31, config/rs6000/x-aix41,
6253 config/rs6000/x-beos, config/rs6000/x-lynx,
6254 config/rs6000/x-mach, config/rs6000/x-rs6000,
6255 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6256 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6257 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6258 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6259 config/vax/xm-vms.h: Eradicate all references to alloca and
6262 * config/xm-alloca.h, config/clipper/x-clix,
6263 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6264 config/i860/x-sysv3, config/m88k/x-sysv3,
6265 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6266 (contained only alloca related hacks).
6268 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6271 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6273 * invoke.texi: Document __FAST_MATH__.
6275 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6277 * crtstuff.c: Restore include of auto-host.h.
6279 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6281 Put main() in a separate file, so that the language
6282 front-end can use a different main().
6285 * toplev.c: (main): Rename as toplev_main.
6286 * toplev.h: Declare toplev_main.
6287 * Makefile.in (OBJS): add toplev.o.
6288 (BACKEND): remove toplev.o, add main.o.
6290 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6292 * cppfiles.c (search_from): Special case the empty string.
6294 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6296 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6297 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6298 strlen or strcpy; we already know the length.
6299 (_cpp_compare_file_date): Similarly.
6300 * cpphash.h (struct cpp_reader): Delete done_initialising.
6301 (CPP_PREV_BUFFER): Delete.
6302 * cppinit.c (cpp_start_read): Don't set done_initialising.
6303 * cpplex.c (parse_string): Guarantee null-termination.
6304 (_cpp_equiv_toklists): Remove.
6305 * cpplib.c (glue_header_name): Null-terminate.
6306 (do_line): Don't leak memory.
6307 * cpplib.h (BT_WEAK): Delete.
6308 * cppmain.c (cb_ident): Strings are now null-terminated.
6310 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6312 * gcc.c (convert_filename): Append executable suffix
6313 if NO_AUTO_EXE_SUFFIX is not defined.
6314 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6315 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6317 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6319 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6320 * c-parse.gperf, c-gperf.h: Delete.
6321 (c-gperf.h was accidently re-added to the CVS repo in the rev
6322 1.16 commit by tromey)
6324 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6326 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6327 macro arguments when looking for the '('.
6328 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6329 2 when really parsing arguments; 1 when looking for '('.
6330 Always restore the lexer position.
6332 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6334 * longlong.h (umul_ppmm): Don't use a multiline string.
6336 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6338 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6339 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6340 t_bool in declaration because pcc can't combine volatile with typedef
6343 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6345 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6346 until when it is really needed.
6347 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6348 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6349 * i386.md (float?i?f splitter): Don't force source operand to memory
6351 (sse_movdfcc): Fix constraint.
6352 (sse_movdfcc splitter): Handle properly the second alternative.
6354 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6356 * cpplex.c (parse_string): Unconditionally pedwarn.
6358 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6361 * cppexp.c (parse_number): Update.
6362 * cpplex.c (parse_string): Pedwarn if multiline string does not
6363 result from a system header's macro.
6364 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6365 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6366 for function-like macros too.
6367 * c-lex.c (lex_number): Update.
6369 2001-03-03 Richard Henderson <rth@redhat.com>
6371 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6373 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6375 * combine.c (try_combine): If split with mode-changed scratch
6376 register didn't work, try the original mode.
6378 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6380 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6381 * config/c4x/c4x.h: Likewise.
6382 * stor-layout.c (compute_record_mode): Likewise.
6383 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6385 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6387 * configure.in: Kill tm.h. Include the files in the $tm_file
6388 list in all three of config.h, hconfig.h, tconfig.h, after the
6389 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6390 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6391 * configure: Regenerate.
6392 * Makefile.in (clean): Don't delete tm.h.
6394 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6395 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6396 those are not defined, set SEC and FEC to 0 and 1.
6397 * gcc.texi: Update to match.
6399 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6400 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6401 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6402 Include tconfig.h, not tm.h.
6404 * config/xm-lynx.h, config/xm-std32.h,
6405 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6406 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6407 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6408 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6409 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6410 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6411 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6412 config/i386/xm-i386.h, config/i860/xm-i860.h,
6413 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6414 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6415 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6416 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6417 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6418 config/pa/xm-linux.h, config/pa/xm-pa.h,
6419 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6420 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6421 config/pj/xm-pj.h, config/romp/xm-romp.h,
6422 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6423 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6424 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6425 config/v850/xm-v850.h, config/vax/xm-vax.h,
6426 config/we32k/xm-we32k.h:
6428 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6430 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6431 config/i370/xm-oe.h: Don't include tm.h. Don't define
6433 * config/vax/xm-vms.h: Don't include tm.h.
6435 * config/xm-lynx.h, config/avr/xm-avr.h,
6436 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6437 Delete; made empty by above changes.
6438 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6439 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6440 Don't include config/xm-lynx.h or tm.h.
6442 * config/xm-gnu.h: Don't include fcntl.h.
6443 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6445 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6447 2001-03-02 Richard Henderson <rth@redhat.com>
6449 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6450 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6452 2001-03-02 Richard Henderson <rth@redhat.com>
6454 * Makefile.in (OBJS): Add dwarf2asm.o.
6455 * dwarf2asm.c, dwarf2asm.h: New files.
6456 * dwarf2out.c (*): Use them.
6457 (size_of_uleb128, size_of_sleb128): Remove.
6458 (output_uleb128, output_sleb128): Remove.
6459 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6460 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6461 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6462 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6463 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6464 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6465 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6466 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6467 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6468 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6469 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6470 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6471 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6472 (dwarf2out_frame_debug): Remove unused variables.
6473 (output_loc_operands): Don't abort on 8 byte constants if
6474 host integers are wide enough.
6475 (output_symbolic_ref): Remove.
6476 (size_of_die): Don't assume 4 byte host integers.
6477 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6479 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6480 something stupid with HOST_WIDE_INT to long truncation.
6481 [CONST_DOUBLE]: Likewise.
6483 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6484 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6485 * config/arm/unknown-elf.h: Likewise.
6486 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6487 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6488 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6489 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6490 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6491 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6492 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6493 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6494 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6495 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6496 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6497 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6499 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6501 * cselib.c (hash_rtx): Cast enums to unsigned int.
6503 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6505 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6506 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6508 * c-format.c (C_STD_VER): Cast to int for comparisons.
6509 (check_function_format): Cast various enums to int for &.
6510 (maybe_read_dollar_number): Likewise.
6511 (check_format_info): Likewise.
6512 (check_format_info_main): Likewise.
6513 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6514 (safe_from_p): Likewise.
6515 * varasm.c (const_hash): Cast enum to int for %.
6516 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6517 pcc enum problems with < and ++ operators.
6518 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6519 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6520 (regclass_init): Change enum class to int to iterate over reg_classes.
6521 * genrecog.c (merge_trees): Cast enums for comparison.
6522 * rtl.h (GET_CODE): Cast to enum rtx_code.
6523 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6524 (GET_MODE): Cast to enum machine_mode.
6525 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6526 (GET_NOTE_INSN_NAME): Cast enum to int.
6527 * tree.h (TREE_CODE): Cast to enum tree_code.
6528 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6529 * timevar.c (timevar_print): Change loop variable id from enum to
6531 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6532 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6533 * toplev.c (compile_file): Cast enum DFI to int.
6534 (decode_d_option): Likewise.
6536 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6538 * cppinit.c (append_include_chain): Mark "after" include file name list
6539 as a system directory.
6540 * cpp.texi: Document new behavior.
6542 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
6544 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6546 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6548 * cppfiles.c (struct include_file): Update.
6549 (stack_include_file): Use search_from.
6550 (cpp_included, find_include_file): Update.
6551 (cpp_execute_include): Update. ptr->name may not be
6552 null terminated. Use the new search_from member variable
6554 (_cpp_compare_file_date): Similarly.
6555 (search_from): New function, similiar to actual_directory.
6556 (actual_directory): Delete.
6557 (remap_filename): Update. loc->name may not be null terminated.
6558 (struct file_name_list): Rename search_path. Update.
6559 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6560 search_from and dir.
6561 (struct cpp_reader): Remove actual_dirs.
6562 * cppinit.c (struct cpp_pending): Update for renamed objects.
6563 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6564 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6565 * cpplib.h (struct cpp_options): Similarly.
6567 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6569 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6570 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6571 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6572 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6573 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6574 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6575 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6576 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6577 config/i370/xm-oe.h, config/i386/xm-aix.h,
6578 config/i386/xm-i386.h, config/i386/xm-osf.h,
6579 config/i860/xm-i860.h, config/i960/xm-i960.h,
6580 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6581 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6582 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6583 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6584 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6585 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6586 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6587 config/pj/xm-pj.h, config/romp/xm-romp.h,
6588 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6589 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6590 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6591 config/v850/xm-v850.h, config/vax/xm-vax.h,
6592 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6593 Do not define TRUE or FALSE.
6595 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6596 empty by above change.
6597 * config.gcc: Remove references to these files.
6599 * configure.in: Detect stdbool.h.
6600 * configure, config.in: Regenerate.
6601 * system.h: Include stddef.h here if available.
6602 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6603 Then set up a sensible boolean type at the very end.
6605 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6606 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6608 * hash.h: Delete 'boolean' typedef and related #undefs.
6610 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6611 all uses of 'boolean' with 'bool'.
6613 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6615 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6616 * cppexp.c (lex): Cast enums for comparison.
6617 * cppinit.c (parse_option): Cast enum for comparison.
6618 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6619 (cpp_output_token): Likewise.
6620 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6621 (cpp_avoid_paste): Cast enums for minus and comparison.
6623 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6625 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6626 field to all array elements.
6628 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6630 * cpphash.h (struct cpp_reader): Add print_version field.
6631 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6632 just set print_version and other flags as appropriate.
6633 (cpp_post_options): Print version here if print_version is set.
6635 * toplev.c (exit_after_options): New flag.
6636 (independent_decode_option): Don't exit here; just set
6638 (main): Exit after calling lang_hooks.post_options if
6639 exit_after_options is true.
6641 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6642 (merge_include_chains): Adjust comment to match code.
6644 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6646 * stringpool.c (set_identifier): New function.
6647 * tree.h: Prototype it.
6649 * c-parse.in: Kill D_YES. If compiled for objc, call
6650 save_and_forget_protocol_qualifiers from init_reswords.
6651 * objc/objc-act.c (remember_protocol_qualifiers,
6652 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6653 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6655 (save_and_forget_protocol_qualifiers): New function.
6656 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6658 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6660 * c-semantics.c (prune_unused_decls): Return error_mark_node
6661 instead of (tree) 1 to stop traversing the tree chain.
6663 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6665 Fix a problem introduced by Kenner's Feb 18 change.
6666 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6667 flag_cse_skip_blocks only temporarily, not for ever.
6669 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6671 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6672 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6674 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6675 before determining its register class.
6677 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6679 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6680 from reg 4 if current_function_calls_setjmp.
6681 (gen_nop_type): New function.
6682 (ia64_emit_nops): New function.
6683 (ia64_reorg): Call it.
6684 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6686 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6687 code not to try to optimize adds with anything but a REG destination.
6689 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6690 (INSN_PRIORITY_KNOWN): New accessor macro.
6691 * haifa-sched.c (priority): Use it instead of testing priority against
6694 2001-02-28 DJ Delorie <dj@redhat.com>
6696 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6697 since that doesn't work the way gcc wants on a generic m68k.
6699 2001-02-28 Richard Henderson <rth@redhat.com>
6701 * caller-save.c (save_call_clobbered_regs): Fix typo in
6702 comparison last change.
6704 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6706 * i386.c (pentium4_cost): New.
6707 (m_PENT4): New macro.
6708 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6709 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6710 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6711 x86_memory_mismatch_stall): Add Pentium4
6712 (x86_use_q_reg, x86_use_any_reg): Kill.
6713 (override_options): Add pentium4.
6714 (incdec_operand): Return 0 for pentium4.
6715 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6716 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6717 (TARGET_PENTIUM4): Define.
6718 (enum processor_type): Add PROCESSOR_PENTIUM4.
6719 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6720 * i386.md (attribute "cpu"): Add pentium4.
6721 * invoke.texi (march): Add pentium4.
6723 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6725 * i386.md (sse_mov?fcc*): New patterns and splitters.
6726 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6727 the SSE based conditional moves.
6729 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6731 * i386.md (attribute mode): Add "TI".
6732 (movsf_1): Add pxor support; remove constant propagation splitter.
6733 (movdf_integer): Likewise.
6734 (movdf_nointeger): Likewise.
6735 (movxf constant prop splitter): Handle all modes; update for SSE.
6736 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6737 * i386.c (standard_80387_constant_p): Rewrite.
6738 (standard_sse_constant_p): New.
6739 * i386-protos.h (standard_sse_constant_p): New.
6741 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6743 * i386.md (sse_setccsf, sse_setccdf): New.
6744 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6746 * i386.c (sse_comparison_operator): Accept the supported unordered
6747 comparses; be ready for fast_math.
6748 (print_operand): Support 'D'.
6750 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6752 * jump.c (reversed_comparison_code): Kill.
6754 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6756 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6759 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6761 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6762 add missing '%' in constraints.
6764 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6766 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6767 for HOST_BITS_PER_WIDE_INT == 32 too.
6769 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6771 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6773 (insert_save, insert_restore): New parameter save_mode.
6774 (init_caller_save): Update initialization of reg_save_code
6775 and reg_restore_code.
6776 (save_call_clobbered_regs): Compute save_modes and update calls to
6777 reg_save_code and reg_restore_code.
6778 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6779 of spill; update use of reg_restore_code.
6780 (insert_save): Likewise.
6781 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6782 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6783 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6785 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6787 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6788 noce_try_store_flag_inc, noce_try_store_flag_mask,
6789 noce_try_cmove_arith):
6790 Use reversed_comparison_code instead of reverse_comparison and
6791 can_reverse_comparison_p.
6793 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6795 * jump.c (reversed_comparison_code_parts): Allow reversal of
6796 unordered compares in -ffast-math mode; reverse ordered compares
6797 for FP even w/o -ffast-math.
6799 2001-02-27 Richard Henderson <rth@redhat.com>
6801 * print-rtl.c (print_rtx) [i]: Don't print field five on
6802 NOTEs other than NOTE_INSN_DELETED_LABEL.
6804 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6806 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6807 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6809 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6811 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6812 even if walk_subtrees is 0.
6813 * c-semantics.c (prune_unused_decls): Return a non-null value to
6814 stop traversing the tree chain.
6816 2001-02-27 DJ Delorie <dj@redhat.com>
6818 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6819 register, *then* define it as the new CFA.
6821 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6823 * pa.c (override_options): Promote -fpic to -fPIC.
6824 (legitimize_pic_address): Simplify due to removal of
6825 small PIC as a code generation option.
6826 (secondary_reload_class): Similarly.
6827 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6828 (PRINT_OPERAND_ADDRESS): Similarly.
6829 * pa.md (various patterns): Similarly.
6830 (small pic lo_sum pattern): Remove.
6832 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6835 * md.texi (min, max): Document
6837 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6839 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6840 TARGET_PARTIAL_REG_DEPENDENCY.
6841 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6843 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6845 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6847 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6849 * mips.c (mips_make_temp_file): Fix thinko in last change.
6851 2001-02-26 Jason Eckhardt <jle@redhat.com>
6853 * combine.c (known_cond): Do not reverse the condition when
6854 SMAX/UMAX is being considered and the condition is for equality
6857 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6859 2001-02-26 Philip Blundell <philb@gnu.org>
6861 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6863 * config/arm/linux-elf.h: Remove historical relics related to
6864 above configurations.
6865 * config/arm/linux-oldld.h: Delete.
6866 * config/arm/linux-elf26.h: Delete.
6868 2001-02-26 Jason Merrill <jason@redhat.com>
6870 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6872 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6873 recognize a tentative definition. Lose obsolete code.
6875 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6876 variables unless necessary, either.
6878 2001-02-25 Richard Henderson <rth@redhat.com>
6880 * ifcvt.c (struct noce_if_info): Add test_bb.
6881 (noce_get_alt_condition): New.
6882 (noce_try_minmax, noce_try_abs): New.
6883 (noce_operand_ok): New.
6884 (noce_process_if_block): Use them.
6885 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6887 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6889 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6892 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6894 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6895 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6897 (mips_asm_file_end): Free temp_filename here.
6899 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6901 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6902 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6904 * config/i386/i386.md (movstrsi): Handle FAIL case.
6906 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6908 * cppinit.c (builtin_array): Update.
6909 (init_builtins): Flag builtins to warn if redefined or
6910 undefined. Define __GXX_WEAK as a normal macro.
6911 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6912 * cpplib.h (NODE_WARN): New flag.
6913 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6914 Handle __STDC__ as a builtin only on Solaris.
6915 (warn_of_redefinition): Renamed from check_macro_definition.
6916 Reverse sense of test. Always warn if NODE_WARN.
6917 (_cpp_create_definition): Use warn_of_redefinition. Flag
6918 any macro beginning with "__STDC_" to require a mandatory
6919 warning if redefined or undefined.
6921 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6923 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6924 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6925 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6926 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6927 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6928 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6929 Don't define any of:
6930 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6931 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6932 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6933 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6934 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6936 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6937 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6940 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6941 Delete now-empty file.
6943 * alpha/vms.h: Define NEED_ATEXIT here...
6944 * alpha/xm-vms.h: ...not here.
6946 * i386/cygwin.h: Don't define PARAMS.
6947 * mips/mips.c: Don't prototype mktemp. Don't define
6948 P_tmpdir. Use make_temp_file to create temporary files.
6949 Don't be clever and delete temporary files early.
6950 * config.gcc: Drop references to deleted files. Don't define
6952 * gcc.texi: Don't mention USE_PROTOTYPES.
6954 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6956 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6957 (ix86_set_move_mem_attrs_1): Likewise.
6958 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6959 * config/i386/i386.md (movstrsi): Call it.
6961 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6963 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6964 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6965 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6966 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6968 (i750a-*-*): Error here if hosting on i750a.
6969 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6971 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6972 Remove (empty modulo comments).
6974 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6975 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6976 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6977 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6978 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6979 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6981 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6982 Remove reference to winnt.h in comment.
6983 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6985 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6987 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6988 used to set another biv.
6990 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6992 * tree.h (BLOCK_DEAD): New macro.
6993 (struct tree_block): New flag, dead_flag.
6994 * print-tree.c (print_node, case 'b'): Print missing fields.
6995 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6996 * function.c (identify_blocks): Enable test for misplaced notes.
6997 (all_blocks): Skip BLOCK_DEAD blocks.
6998 * integrate.c (integrate_decl_tree): Likewise.
7000 * errors.c (internal_error, trim_filename): New functions.
7001 (fancy_abort): Call internal_error.
7002 * errors.h (internal_error, trim_filename): New declarations.
7004 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7006 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7008 (EXTRA_CONSTRAINT): Formatting changes.
7010 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7012 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7014 2001-02-23 Per Bothner <per@bothner.com>
7016 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7017 so they can be called from java/jvspec.c.
7018 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7020 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7022 * i386.c (ix86_frame): New structure.
7023 (ix86_compute_frame_size): Kill.
7024 (ix86_compute_frame_layout): New.
7025 (ix86_save_reg): New.
7026 (ix86_can_use_return_insn_p): Use frame layout stuff.
7027 (ix86_expand_prologue): Likewise.
7028 (ix86_expand_epilogue): Likewise.
7029 (ix86_initial_elimination_offset): Likewise.
7030 (ix86_nsaved_regs): Use ix86_save_reg.
7031 (ix86_emit_save_regs): Likewise.
7033 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7035 * flow.c (find_sub_basic_blocks): New function.
7036 (split_block): Be ready for basic block introduced by CODE_LABEL.
7037 (commit_one_edge_insertion): Call find_sub_basic_block.
7039 * flow.c (make_edges): Add edge from entry for blocks starting with
7040 label having ALTERNATE_NAME
7042 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7044 * function.c (epilogue_done): Be ready for first basic block not
7045 containing PROLOGUE_END note.
7046 (reposition_prologue_and_epilogue_notes): Avoid placing
7047 PROLOGUE_END note between BASIC_BLOCK.
7049 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7051 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7053 2001-02-21 DJ Delorie <dj@redhat.com>
7055 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7056 check for current_function_has_nonlocal_goto from 1999-11-12.
7058 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7060 * diagnostic.c (trim_filename): No longer static.
7061 * toplev.h (trim_filename): Declare.
7062 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7063 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7064 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7065 (rtvec_check_failed_bounds): Likewise.
7066 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7068 * convert.c (convert_to_integer): Don't do unsigned unless result or
7069 both inputs are unsigned.
7071 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7074 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7076 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7078 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7080 * Makefile.in (resource.o): Add params.h dependence.
7081 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7082 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7083 * resource.c: Add dependence on params.h.
7084 (current_live_regs): Fix explanatory comment.
7085 (find_basic_block): Add new parameter to permit limiting search
7087 (mark_target_live_regs): Add new argument to find_basic_block call.
7088 (incr_ticks_for_insn): Likewise.
7090 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7092 * diagnostic.c (output_to_stream): Rename to
7093 output_buffer_to_stream. Loses the stream parameter.
7094 (init_output_buffer): Set diagnosic_buffer's stream.
7095 (flush_diagnostic_buffer): Adjust.
7096 (default_print_error_function): Likewise.
7097 (finish_diagnostic): Likewise.
7098 (verbatim): Likewise.
7100 * diagnostic.h (struct output_buffer): Add `stream' field.
7101 (output_buffer_attached_stream): New macro.
7103 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7105 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7106 check if either operand is divisible by C.
7107 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7108 If type is signed, consider negative numbers as well.
7110 2001-02-22 Richard Henderson <rth@redhat.com>
7112 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7113 reach .text instead of gp-relative relocs.
7114 * config/ia64/crtend.asm (.init): Likewise.
7116 2001-02-22 Andreas Jaeger <aj@suse.de>
7118 * extend.texi (C++ Attributes): Fix typo.
7120 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7122 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7123 functions, drop current_function_args_info.words test.
7124 (ia64_compute_frame_size): Mark syscall_linkage functions as
7125 using eight input registers.
7127 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7128 Bruce Korb <bkorb@gnu.org>
7130 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7131 * fixinc/README: Document how to convert sed substitutions
7132 to format style c_fix-es.
7133 * fixinc/fixincl.x: regen
7135 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7137 * gcc.c: Add comment explaining how to add a command-line option.
7138 Add title to specs language comment.
7140 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7142 * gcc.c (cc1_options): Add "-param".
7143 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7144 (option_map): Likewise.
7145 * toplev.c (display_help): Add entry for "--param".
7146 (independent_decode_option): Fix typographical error.
7148 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7149 Bernd Schmidt <bernds@redhat.com>
7150 Jan Hubicka <jh@suse.cz>
7152 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7153 (function_arg): Likewise.
7155 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7157 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7159 2001-02-21 Kazu Hirata <kazu@hxi.com>
7161 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7165 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7167 * flow.c (init_propagate_block_info): Canon address and use single_set
7168 for killing dead memory stores.
7170 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7172 * Makefile.in (reorg.o): Add params.h dependence.
7173 * params.def: Fix typographical error in comment.
7174 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7175 * params.h: Modify introductory comment.
7176 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7177 * reorg.c: Add dependence on params.h.
7178 (redundant_insn): Add parameterized throttle for search.
7179 (fill_simple_delay_slots): Add a comment explaining a variable.
7180 Move conditional out of loop, simplifying code.
7181 (fill_eager_delay_slots): Fix typographical error in comment.
7183 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7185 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7187 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7188 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7190 2001-02-21 Jason Merrill <jason@redhat.com>
7192 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7193 (struct tree_decl): Add uninlinable bitfield.
7194 * c-decl.c (duplicate_decls): Set it.
7195 * integrate.c (function_cannot_inline_p): Check it.
7197 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7198 DW_AT_MIPS_linkage_name to abstract methods.
7199 (dwarf2out_abstract_function): Emit class context before calling
7200 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7201 (gen_subprogram_die): Remove obsolete code.
7202 (gen_member_die): Don't include clones in the member list.
7203 (gen_decl_die): Emit abstract info for clone origin.
7204 * dwarfout.c (output_type): Don't include clones in the member list.
7205 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7206 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7207 DECL_ABSTRACT on a function that already has it set.
7209 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7210 (get_subprogram_die): Pass it in.
7212 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7214 * flow.c (mark_set_1): Make not_dead unsigned long. For
7215 non-pseudos, use it as a bitmask of the hard regs that
7218 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7220 * cppfiles.c: Update comments.
7221 (_cpp_read_file): Don't check for NULL filenames any more.
7222 * cppinit.c (cpp_start_read): Don't do canonicalization of
7223 in_fname and out_fname. Use the passed file name exclusively.
7224 (_cpp_handle_options): Don't treat "-" as a command line option,
7225 but as a normal filename.
7226 (_cpp_post_options): Canonicalize in_fname and out_fname.
7227 * cppmain.c (printer_init): Don't check out_fname for NULL.
7228 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7229 (init_c_lex): Update, and use "" to represent stdin to CPP.
7232 2001-02-20 Will Cohen <wcohen@redhat.com>
7234 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7235 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7236 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7239 2001-02-20 Stan Shebs <shebs@apple.com>
7241 * config/rs6000/rs6000.c (output_cbranch): Output branches
7242 on separate lines instead of using ';' to separate.
7244 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7246 * cppinit.c (set_lang): Move builtin handling to...
7247 (init_builtins): ...here.
7248 (_cpp_create_reader): Move call to set_lang.
7250 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7252 * stmt.c (expand_return): If an attempt is made to return the
7253 error_mar_node, treat the return like a return without a value.
7255 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7257 * sibcall.c (skip_copy_to_return_value): Call
7258 identify_call_return_value here, and return orig_insn if it
7259 returns zero. Hardret and softret arguments now unnecessary.
7260 (call_ends_block_p): Don't call identify_call_return_value here.
7262 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7264 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7265 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7267 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7269 * pa.c (move_operand): Accept code to load the address of a
7270 symbol out of the DLT as a valid move operand.
7271 (print_operand, case 'A'): New to handle generating a DLT
7272 reference for a LO_SUM expression.
7273 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7274 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7276 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7278 * README, cpp.texi, gcc.texi, version.c: Update version number to
7280 * cpp.1, gcov.1, gcc.1: Regenerate.
7282 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7284 * cppfiles.c (stack_include_file): Generate dependencies
7285 here, and manage include_count here too.
7286 (PRINT_THIS_DEP): Delete.
7287 (_cpp_execute_include): Do not generate dependencies here,
7288 apart from the case of a missing header. Do not manage
7290 (_cpp_read_file): Leave dependency generation to
7293 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7295 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7296 target_cpu_default. Remove dead assignment to
7299 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7301 * regclass.c (contains_reg_of_mode): Make global.
7302 (init_reg_sets): Remove contains_reg_of_mode; take into account
7303 CLASS_MAX_NREGS when looking for the proper mode.
7304 (dump_regclass): Dump only classes considered for the pseudo.
7305 (regclass): Use contains_reg_of_mode.
7307 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7309 * gcc.c (do_spec_1): 'n' for printing notices.
7310 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7312 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7314 * reg-stack.c (next_flags_user): Use current_block->end
7315 (swap_rtx_condition): Look for next user if flags don't die;
7316 give up on CALL_INSNs; use current_block->end.
7318 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7320 * sibcall.c (call_ends_block_p): New function.
7321 (optimize_sibling_and_tail_recursive_call): Use it.
7323 2001-02-18 Kazu Hirata <kazu@hxi.com>
7325 * config/h8300/h8300.md: Update copyright.
7326 (andsi3): Do not output an extra newline character.
7328 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7330 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7331 FNDECL may be unused.
7333 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7334 follow jumps after first run.
7335 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7336 it doesn't change any jumps.
7338 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7340 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7341 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7342 (mostlyclean): Corresponding changes.
7343 * rtlanal.c (hard-reg-set.h): Include.
7344 (rtx_unstable_p): Do not treat the argument pointer specially
7345 if it is not a fixed register.
7346 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7348 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7350 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7351 against last real insn in basic block.
7352 Rework to avoid gotos.
7354 * Makefile.in (gcse.o): Now includes ggc.h.
7355 * gcse.c: Include ggc.h.
7356 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7357 (try_replace_reg): Remove warning of uninitialize variable.
7358 (process_insert_insn): Call invalid_insn_p to validate insn.
7359 * recog.c (insn_invalid_p): Now global.
7360 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7361 * recog.h (insn_invalid_p): New declaration.
7363 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7365 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7366 assignments from FP constants since 'Y' output code can't handle it.
7367 (eligible_for_sibcall_delay): Likewise.
7369 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7370 Call fancy_abort directly, passing args.
7371 (print_rtl_and_abort): Now a macro, like fancy_abort.
7373 * final.c (output_operand_lossage): Use internal_error, not error.
7375 2001-02-18 Shane Nay <shane@agendacomputing.com>
7377 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7378 structure shift insns.
7380 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7382 * invoke.texi (-fsquangle): Remove documentation.
7383 (-fname-mangling-version): Likewise.
7385 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7387 * optabs.c (expand_abs): Remove reference to
7388 HAVE_contitional_arithmetic.
7389 * combine.c (simplify_set): Likewise.
7391 2001-02-18 Richard Henderson <rth@redhat.com>
7393 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7396 2001-02-18 Richard Henderson <rth@redhat.com>
7398 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7400 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7402 * reload1.c (reload_cse_simplify_set): Fix typo.
7404 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7406 * diagnostic.c (_fatal_insn): Decrement errorcount.
7408 * invoke.texi (-I): Add note avoiding use for system header files.
7410 * rtl.h (add_clobbers): Remove duplicate declaration.
7411 * recog.h (added_clobbers_hard_reg_p): New declaration.
7412 * genemit.c (struct clobber_pat): New field has_hard_reg.
7413 (gen_insn): Record if added clobbers clobber hard reg.
7414 (gen_split): Avoid unused warning if number of operands is 0.
7415 (output_added_clobbers_hard_reg_p): New function.
7418 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7420 * pa.c (hppa_expand_prologue): Simplify code storing return
7421 pointer. For large (>=8k) frames with a post_store, adjust stack
7422 pointer by 8k-64 first rather than by 64. When testing with
7423 VAL_14_BITS_P, always use the actual value rather than the value
7424 negated. Add blockage to prevent scheduling of spills before
7425 stack frame has been created.
7426 (hppa_expand_epilogue): Simplify code loading return pointer.
7427 Allow a slightly larger range for merge_sp_adjust_with_load case.
7428 When testing with VAL_14_BITS_P, always use the actual value.
7430 * pa.c (pa_adjust_insn_length): Check that block move
7431 pattern is a set before looking at operands.
7433 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7435 * fold-const.c (fold_binary_op_with_conditional_arg): New
7436 function, split out from ...
7438 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7439 conditional arms that throw exceptions.
7441 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7444 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7446 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7447 define HAVE_DECL_* to 1 to mask potential backup declarations.
7448 * configure: Regenerated.
7450 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7452 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7454 2001-02-17 Richard Henderson <rth@redhat.com>
7456 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7457 when replacing a memory load with a register.
7459 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7460 Jan Hubicka <jh@suse.cz>
7462 * recog.c (validate_replace_src_1): New.
7463 (validate_replace_src_data): Likewise.
7464 (validate_replace_src): Use note_uses.
7465 * rtl.h (note_uses): Declare.
7466 * rtlanal.c (note_uses): New.
7468 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7470 * reg-stack.c (stack_def): Make field reg unsigned.
7471 (remove_regno_note): Unsignetize parameter.
7473 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7475 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7476 shladd_operand() call.
7478 2001-02-16 Bruce Korb <bkorb@gnu.org>
7479 Rodney Brown <RodneyBrown@mynd.com>
7481 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7482 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7483 machine restrictions
7484 * fixinc/fixincl.x: regen
7486 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7488 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7490 (hash_scan_insn): Clean up calls to hash_scan_set.
7491 (compute_kill_rd): REGNO now unsigned.
7492 (try_replace_reg): Rework to use simplify_replace_rtx.
7493 (cprop_jump, cprop_cc0_jump): Likewise.
7494 (cprop_insn): Call find_reg_equal_equiv_note.
7495 Reflect changes to cprop_jump and cprop_cc0_jump.
7497 * recog.c (validate_replace_src): Replace in operands of
7498 ZERO_EXTRACT in SET_DEST.
7500 * cse.c (new_label_ref): New variable.
7501 (insert): Set it instead of recorded_label_ref.
7502 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7503 CODE_LABEL for this function, and not already in REG_LABEL note.
7505 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7507 * resource.c (mark_referenced_resources): Fix typo in introductory
7509 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7512 2001-02-16 Jason Merrill <jason@redhat.com>
7514 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7516 (gen_subprogram_die): Don't abort on seeing a second definition if
7517 the previous one was abstract. Don't replace an abstract instance
7518 in the lookup table.
7520 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7521 gen_abstract_function.
7522 * dwarf2out.h: Declare it.
7523 * toplev.c (note_outlining_of_inline_function): New fn.
7524 * toplev.h: Declare it.
7525 * integrate.c (output_inline_function): Call it.
7526 * c-decl.c (duplicate_decls): Call it when redefining an extern
7527 inline. Don't inline the new defn.
7529 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7531 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7533 * .gdbinit: Rename to gdbinit.in.
7534 * gdbinit.in: New file,
7535 * configure.in: Generate .gdbinit from gdbinit.in.
7536 * configure: Regenerated.
7537 * Makefile.in (distclean): Always remove .gdbinit.
7539 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7541 * objc/objc-act.c (start_class): Register implemented_classes with
7544 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7546 * cppfiles.c (_cpp_make_system_header): Generate a file
7549 2001-02-15 Jim Meyering <meyering@lucent.com>
7551 * Makefile.in (install-common): Don't depend on installdirs here.
7552 Instead, make each of the lang.install-common targets (e.g.,
7553 c++.install-common in cp/Make-lang.in) depend on it.
7554 (install-driver): Depend on installdirs.
7556 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7558 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7560 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7563 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7565 * invoke.texi (--param): Document.
7567 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7569 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7571 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7573 * i386.md (extendsfdf2_2): Fix constraints.
7575 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7577 * i386.md (fop_df_3 splitter): Fix operand number.
7579 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7581 * invoke.texi (-mreg-alloc): Nuke.
7582 * i386.c (ix86_reg_alloc_order, regs_allocated,
7583 order_regs_for_local_alloc): Nuke.
7584 (override_options): Kill reg_alloc code.
7585 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7586 (REG_ALLOC_ORDER): SSE goes before I387.
7587 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7588 (ix86_reg_alloc_order): Likewise.
7589 * i386-protos.h (ix86_reg_alloc_order): Kill.
7591 2001-02-14 Richard Henderson <rth@redhat.com>
7593 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7595 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7597 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7599 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7601 * i386-protos.h (ix86_memory_move_cost): Move offline.
7602 * i386.c (ix86_register_move_cost): Compute properly cost of
7603 SSE, MMX and i387 instructions.
7604 (*_cost): Add costs of SSE/MMX moves.
7605 (ix86_memory_move_cost): Move offline from ....; Likewise.
7606 * i386.h (MEMORY_MOVE_COST): .... here;
7607 (struct processor costs): Add new fields to represent costs
7610 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7612 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7613 move_cost together with Matt Kraai's fix.
7615 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7617 * Makefile.in (OBJS): Add params.o.
7619 2001-02-14 Richard Henderson <rth@redhat.com>
7620 DJ Delorie <dj@redhat.com>
7622 * jump.c (jump_optimize_1): When we delete a conditional jump
7623 preceeding a non-conditional jump to effectively the same place,
7624 make sure that the combined jump skips any clobber insns between
7627 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7629 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7631 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7633 * Makefile.in (toplev.o): Depend on params.h.
7634 (intergate.o): Likewise.
7635 (params.o): New target.
7636 * flags.h (inline_max_insns): Remove.
7637 * integrate.c: Include params.h.
7638 Use MAX_INLINE_INSNS instead of inline_max_insns.
7639 * params.c: New file.
7640 * params.h: Likewise.
7641 * params.def: Likewise.
7642 * toplev.c: Include params.h.
7643 (lang_independent_params): New variable.
7644 (decode_f_option): Use the param machinery instead of setting
7646 (independent_decode_option): Handle "--param name=value".
7647 (main): Register language-independent parameters.
7649 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7651 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7653 2001-02-14 Richard Henderson <rth@redhat.com>
7655 * regclass.c (init_reg_sets_1): Revert last two changes.
7657 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7659 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7660 (variable_size): Call put_pending_size.
7661 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7662 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7663 sizes list, put newly created SAVE_EXPR there as well.
7665 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7667 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7668 (errata_find_address_regs): load_group has only 2 entries.
7669 (errata_emit_nops): Likewise. shladd is not problematic.
7670 Clear last_group if nop was emitted.
7671 (fixup_errata): load_group has only 2 entries.
7674 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7676 * c-lex.c (lex_number): Only warn traditionally for U suffix
7677 outside system macros.
7678 * cppexp.c (parse_number): Similarly.
7679 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7680 * cppmacro.c (struct cpp_macro): New member node.
7681 (parse_args): Only warn about missing rest args if not
7683 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7684 (cpp_sys_objmacro_p): New.
7685 (_cpp_create_definition): Store the node with the macro defn.
7686 Remember if the macro is defined in a system header.
7688 2001-02-13 DJ Delorie <dj@redhat.com>
7690 * configure.in (check_languages): determine languages to check
7691 * Makefile.in (check-c++): alias for check-g++
7692 (check-f77): alias for check-g77
7693 (CHECK_TARGETS): depend on configured languages
7695 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7698 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7699 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7700 (sqrtextendsfdf2): Disable for SSE2.
7702 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7704 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7705 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7706 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7707 (sqrtextendsfdf2): Disable for SSE2.
7709 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7711 * i386.md (movsfcc_1): Support integer cmove instruction.
7712 (movdfcc_1): Likewise; new splitter.
7714 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7716 * i386.c (output_fp_compare): Support SSE.
7717 (prepare_fp_compare_args): SSE comparisons always support memory.
7718 * i386.h (TARGET_CMOVE): SSE imply cmove.
7719 * i386.md (cmp?f2): Enable for SSE too.
7720 (cmpfp_i*): Support SSE.
7722 (cmpfp_i_sse_only): New.
7723 (s*, b* fp expanters): Enable for SSE too.
7724 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7727 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7729 * regclass.c (init_reg_sets_1): Silence warning.
7731 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7733 * i386.md (sqrt?f2): Change to expander.
7734 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7736 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7738 * rtlanal.c (find_reg_equal_equiv_note): New function.
7739 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7740 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7741 * rtl.h: Add declarations for above functions.
7743 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7745 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7747 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7748 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7749 * flow.c (mark_regs_live_at_end): Likewise.
7750 (calculate_global_regs_live): Likewise.
7751 * gcse.c (compute_hash_table): Likewise.
7752 (compute_kill_rd): Likewise.
7753 * resource.c (mark_target_live_regs): Likewise.
7754 * rtl.h (INVALID_REGNUM): New macro.
7756 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7758 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7760 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7762 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7765 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7767 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7769 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7770 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7771 (fop_sf_1_sse, fop_df_1_sse): New patterns
7772 (fop_*): Disable float_extend and float patterns for SSE compilation.
7773 * i386.c (output_387_binary_op): Support SSE.
7775 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7777 * i386.md (dummy_extendsfdf2): Support SSE2
7778 (extendsfdf2): Enable if 80387 or SSE2.
7779 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7780 and no MIX_I387_SSE2
7781 (extendsfdf2_1_sse_only): New pattern.
7782 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7784 (truncdfsf2_1): Support SSE.
7785 (truncdfsf2_2): Support SSE.
7786 (truncdfsf2_2_1_sse): New pattern.
7787 (fixtruncsfsi2): Always use SSE if available.
7788 (fix_truncsfsi_sse): New pattern.
7789 (fix_truncdfsi_sse): New pattern.
7790 (floatsis?f2): Support SSE.
7791 (floatsidf2_i387): New pattern.
7792 (floatsidf2_sse): Likewise.
7794 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7796 * configure.in: Use "have_gnat" variable, not "gnat".
7797 * configure: Regenerated.
7799 * config/sparc/sparc.c (function_value): Treat all non-record
7800 aggregate types like used to treat UNION_TYPE.
7802 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7804 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7805 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7807 (MASK_MIX_SSE_I387): New.
7808 (TARGET_SSE): SSE2 imply SSE.
7809 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7810 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7811 (enum reg_class): Add new classes.
7812 (REG_CLASS_NAMES): Likewise.
7813 (REG_CLASS_CONTENTS): Likewise.
7814 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7815 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7816 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7817 (CLASS_MAX_NREGS): Use new macros.
7818 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7819 * i386.md (pushsf, movsf): Support SSE.
7820 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7821 splitters to use ANY_FP_REGNO_P.
7822 (movdf_nointeger, movdf_integer): Likewise.
7824 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7826 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7827 (try_combine): Use it.
7829 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7831 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7832 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7833 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7834 (REGISTER_MOVE_COST): Likewise.
7835 * i386-protos.h (ix86_secondary_memory_needed,
7836 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7837 * i386.c (ix86_secondary_memory_needed,
7838 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7840 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7842 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7843 (HARD_REGNO_MODE_OK): Move offline to ....
7844 * i386.c (ix86_hard_regno_mode_ok) ... here;
7845 refuse all incorrect modes.
7846 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7848 2001-02-13 Richard Henderson <rth@redhat.com>
7850 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7851 entire operator; replicate that and match_dup the operands.
7852 (cmp_ccx_arith_op_set): Likewise.
7853 (cmp_cc_arith_op_not_set): Likewise.
7854 (cmp_ccx_arith_op_not_set): Likewise.
7856 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7858 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7860 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7862 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7863 (TARGET_NO_BITFIELD_WORD): New macro.
7864 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7865 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7867 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7869 * cselib.c: New file, from simplify-rtx.c.
7870 * simplify-rtx.c: Remove cselib parts.
7871 * Makefile.in: Add cselib.o.
7873 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7875 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7876 (setup_incoming_varargs): Remove warning.
7878 * config/rs6000/rs6000.c (validate_condition_mode): When
7879 flag_fast_math, allow floating-point conditionals to be reversed.
7880 (rs6000_generate_compare): When flag_fast_math, don't generate
7881 cror operations for FP conditionals.
7883 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7885 (ASM_SPEC): Likewise.
7886 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7887 (CC1_SPEC): Likewise.
7888 (LINK_TARGET_SPEC): Likewise.
7889 (CPP_ENDIAN_SPEC): Likewise.
7890 * Makefile.in (check-consistency): New target.
7892 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7894 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7895 "return type defaults" warning for functions with return type
7897 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7898 function declarations by default rather than only when pedantic.
7900 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7902 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7905 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7907 * extend.texi (Deprecated): Deprecate new initializer lists.
7909 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7911 * mkdeps.c (deps_add_default_target): Robustify. Add
7912 basename component only.
7913 * cpp.texi (-M): Describe how default target is generated.
7914 * invoke.texi (-M): Likewise.
7916 2001-02-12 Kazu Hirata <kazu@hxi.com>
7918 * toplev.c (push_float_handler): Remove.
7919 (pop_float_handler): Remove.
7920 * toplev.h: Remove prototypes for the above functions.
7922 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7924 * c-common.c (constant_fits_type_p): New function.
7925 (convert_and_check): Use it.
7927 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7929 * Makefile.in (GXX_ABI_FLAG): Don't define.
7930 * configure.in (--enable-new-gxx-abi): Remove option.
7931 * config.in: Regenerated.
7932 * configure: Likewise.
7934 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7936 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7938 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7939 regular basic block, and arrange for all edges into it to switch
7942 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7944 * Makefile.in (distclean): Do not remove .gdbinit.
7946 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7948 * Makefile.in (gcc.o): Fix typos.
7949 (protize.o): Likewise.
7950 (unprotoize.o): Likewise.
7952 2001-02-11 Richard Henderson <rth@redhat.com>
7954 * tree.c (build1): Check for null operand in last change.
7956 2001-02-11 Richard Henderson <rth@redhat.com>
7958 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7959 (fold): Don't assume a constant isn't foldable.
7960 * tree.c (build): Set TREE_CONSTANT for an expression with no
7961 side-effects and constant operands.
7964 2001-02-10 Richard Henderson <rth@redhat.com>
7966 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7968 2001-02-10 Anthony Green <green@redhat.com>
7970 * cpp.texi (Standard Predefined): Add documentation for
7973 * c-common.c (combine_strings): Improve warning message.
7975 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7977 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7979 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7981 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7983 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7986 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7988 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7991 2001-02-09 Nick Clifton <nickc@redhat.com>
7993 * config/arm/arm.md: Change output contraint on post inc
7994 load/store multiple patterns to be a read/write contraint.
7996 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7998 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7999 .o files when using the -M options.
8001 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8002 David Edelsohn <edelsohn@gnu.org>
8004 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8005 handle DImode constants. Use one TOC entry for SImode and smaller
8006 constants, aligned properly.
8008 2001-02-08 Jason Merrill <jason@redhat.com>
8010 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8011 about the SP adjustment for saving the static chain pointer.
8012 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8013 offset when setting a temporary CFA register.
8015 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8017 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8018 powerpc-*-chorusos* .
8019 * config/rs6000/chorus.h : New file.
8020 * config/i386/chorus.h : New file.
8021 * config/sparc/chorus.h : New file.
8022 * config/sparc/t-chorus-elf : New file.
8024 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8026 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8027 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8028 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8029 (__WCHAR_TYPE__): Correct macro name.
8031 2001-02-08 Richard Henderson <rth@redhat.com>
8033 * config/i386/i386.c (ix86_frame_pointer_required): New.
8034 (ix86_setup_frame_addresses): New.
8035 (struct machine_funciton): Add accesses_prev_frame.
8036 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8037 ix86_frame_pointer_required.
8038 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8039 (SETUP_FRAME_ADDRESSES): New.
8040 * config/i386/i386-protos.h: Update.
8041 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8042 from FRAME_POINTER_REQUIRED.
8043 * config/i386/svr3gas.h: Likewise.
8044 * config/i386/sysv3.h: Likewise.
8045 * config/i386/v3gas.h: Likewise.
8047 2001-02-08 Richard Henderson <rth@redhat.com>
8049 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8050 calculation of the number of integer registers required.
8051 (function_arg_record_value): Likewise.
8053 2001-02-08 Jason Merrill <jason@redhat.com>
8055 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8056 two. Print file and line with "confused" message.
8058 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8060 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8062 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8064 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8066 * final.c (cleanup_subreg_operands): The address of a MEM can
8069 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8072 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8074 * gcc.texi (Incompatibilities): Update documentation of
8075 preprocessing numbers.
8077 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8079 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8081 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8083 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8085 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8086 * gcc.c (struct compiler): Add cpp_spec field.
8087 (input_file_compiler): New variable.
8088 (do_spec_1): Allow a particular compiler to handle `%C'
8090 (main): Store the current compiler in input_file_compiler.
8091 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8093 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8095 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8096 * cppinit.c (cpp_create_reader): Initialize them.
8097 (append_include_chain): cxx_aware arg might be unused.
8098 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8099 keywords and give them their phase 7 meaning. Pedwarn about
8100 this unless '__bool_true_false_are_defined' is defined.
8102 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8104 * lcm.c (optimize_mode_switching): Emit mode_set before the
8105 JUMP_INSN of an abnormal edge.
8107 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8109 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8110 a scheduling barrier at the end.
8112 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8114 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8116 * config/sh/sh.md (reload_outsf): Removed.
8117 (movsf_ie): Introduce constraints for FPUL loads and stores.
8118 (reload_insf): Broaden the output constraint.
8120 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8122 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8123 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8125 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8127 * final.c: Revert my previous changes.
8128 * output.h: Make profile_label_no extern.
8129 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8130 for generating label.
8132 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8134 * config/i386/djgpp.h: Add comments about standard paths.
8135 (MD_EXEC_PREFIX): Undefine before defining.
8136 (MD_STARTFILE_PREFIX): New.
8138 2001-01-30 Bruce Korb <bkorb@gnu.org>
8140 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8141 (load_file): do not rely on load_file_data() to close file pointer
8142 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8143 fixinc/inclhack.def(irix_limits_const): add test_text
8145 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8147 * cppexp.c (parse_defined): Improve diagnostics for invalid
8150 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8152 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8154 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8156 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8157 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8158 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8159 (rs6000_output_symbol_ref): New function.
8160 (output_toc): Use VTABLE_NAME_P.
8162 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8164 * print-tree.c (print_node, case PARM_DECL):
8165 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8167 * stor-layout.c (reference_types_internal): New variable.
8168 (internal_reference_types): New function.
8169 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8170 * tree.h (internal_reference_types): New declaration.
8172 * cse.c (find_best_addr): Fix typo in computing cost.
8174 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8176 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8177 and this is the sum of a pointer and a constant, we know the result
8179 (num_sign_bit_copies, case PLUS): Likewise.
8180 * explow.c (convert_memory_address): Remove opposite SUBREG.
8181 * function.c (instantiate_new_reg): New function (from common code).
8182 (instantiate_virtual_regs_1): Call it.
8183 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8184 if pointers sign- or zero-extend.
8185 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8186 If pointers extend unsigned, use inside of SUBREG.
8187 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8189 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8191 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8192 subdir of gcc_gxx_include_dir.
8193 (gcc_gxx_target_include_dir): Remove.
8195 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8197 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8198 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8199 a high-level description.
8201 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8203 * final.c: Move the declaration of profile_label_no to ...
8204 * output.h: ... here.
8205 * function.c (expand_function_start): Call PROFILE_HOOK.
8206 * config/rs6000/aix.h: Define PROFILE_HOOK.
8207 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8208 * config/rs6000/rs6000.c (output_profile_hook): Define.
8209 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8210 output_profile_hook.
8211 tm.texi : Explain new macro PROFILE_HOOK.
8213 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8215 * extend.texi (Extended Asm): Do not say that semicolon is always
8216 a valid line-breaking character for GNU assemblers. Use
8217 newline-tab as the most commonly supported syntax. Use
8218 newline-tab rather than semicolon in multi-insn examples.
8220 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8222 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8224 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8225 David Edelsohn <edelsohn@gnu.org>
8227 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8228 code for AIX, even without flag_pic.
8230 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8232 * c-typeck.c (common_type): push and pop binding level around
8233 calling common_type on function parameters.
8235 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8237 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8239 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8241 * config/mips/mips.c (override_options): Fix typo in last change.
8242 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8243 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8245 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8247 * invoke.texi (-fdump-class-layout): Document.
8248 (-fdump-translation-unit): Use `=' as filename separator.
8250 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8252 * Makefile.in (s-mlib): Don't build multilibs if
8254 (DRIVER_DEFINES): Adjust accordingly.
8256 (protoize.o): Likewise.
8257 (unprotoize.o): Likewise.
8258 * configure.in: Recognize --enable-multilib.
8260 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8262 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8264 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8265 * configure.in: Remove --enable-libstdcxx_v3 support.
8266 * configure: Regenerated.
8268 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8270 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8271 Call abort instead of fatal.
8272 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8273 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8274 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8275 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8276 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8277 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8279 * diagnostic.h (set_internal_error_function): Renamed.
8280 * toplev.h (internal_error): Renamed from fatal.
8281 (pfatal_with_name): Deleted.
8282 (fatal_io_error): Now has printf-style arguments.
8283 * diagnostic.c (pfatal_with_name): Deleted.
8284 (fatal_io_error): Rework to have args in printf-style.
8285 (set_internal_error_function): Renamed from set_fatal_function.
8286 (internal_error): Renamed from fatal.
8287 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8288 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8289 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8290 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8291 * flow.c (verify_flow_info): Likewise.
8292 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8293 * config/mips/mips.c (save_restore_insns): Likewise.
8295 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8296 * flow.c (verify_flow_info): Likewise.
8297 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8298 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8299 (avr_normalize_condition): Likewise.
8300 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8301 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8302 (limit_reload_class, double_reg_to_memory): Likewise.
8303 (print_operand_address, emit_1600_code_shift): Likewise.
8304 (gen_tst_reg, gen_compare_reg): Likewise.
8305 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8306 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8308 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8310 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8311 * objc/objc-act.c (build_ivar_chain): Likewise.
8312 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8314 * graph.c (clean_graph_dump_file): Likewise.
8315 * profile.c (init_branch_prob): Likewise.
8316 * objc/objc-act.c (objc_init): Likewise.
8318 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8319 * config/avr/avr.c (avr_override_options): Likewise.
8320 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8321 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8322 * config/h8300/h8300.c (h8300_init_once): Likewise.
8323 * config/mips/mips.c (override_options): Likewise.
8324 * config/i386/i386.c (override_options): Likewise, rework.
8325 * config/m68k/m68k.c (override_options): Likewise.
8327 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8329 * config/mips/mips.c (print_operand): Likewise.
8330 * hash.c (hash_allocate): Don't check for failure returns from
8331 obstack functions that can't fail.
8332 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8333 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8334 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8335 (get_object_reference): Likewise.
8337 2001-02-04 Nick Clifton <nickc@redhat.com>
8339 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8340 StrongARM1110, 10TDMI, and 1020T.
8342 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8344 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8346 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8348 * config/sh/sh.md (movdf load split): Pass register number to
8349 FP_OR_XD_REGISTER_P.
8351 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8353 * cppinit.c (BC): New macro.
8354 (builtin_array): Add __GXX_WEAK__.
8355 * cpplib.h (builtin_type): Add BT_WEAK.
8356 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8357 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8358 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8360 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8362 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8364 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8366 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8367 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8369 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8371 * cpphash.h: Rename ALIGN _ALIGN.
8372 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8374 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8376 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8377 compilation environment.
8378 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8379 control over location of cygwin includes and libs.
8381 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8383 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8385 2001-02-02 lars brinkhoff <lars@nocrew.org>
8387 * md.texi (Standard Names): remove reference to spur.md.
8389 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8391 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8392 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8393 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8394 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8395 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8397 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8399 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8400 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8401 number before reload.
8402 (c4x_adjust_cost): Return zero before reload.
8403 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8404 split before reload.
8406 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8408 * c4x.c (c4x_hard_regno_rename_ok): New.
8409 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8410 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8412 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8414 * diagnostic.h: Add missing "extern" in all declarations.
8416 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8418 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8419 as for gcc_gxx_include_dir.
8421 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8423 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8425 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8427 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8428 label before alignment to be used as the braf base address.
8429 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8431 (casesi_jump_2): Require at least TARGET_SH2.
8433 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8434 truncation to 32-bit doubles on -m3e and -m4-single-only.
8436 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8438 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8439 the default when building a shared object.
8440 (init_spec): Use it.
8441 * testsuite/lib/g++.exp: Include the directory where libgcc
8442 is located to the LD_LIBRARY_PATH list.
8443 * invoke.texi (-shared-libgcc): Document the cases in which
8444 GCC defaults to using the shared libgcc.
8446 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8448 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8449 unsigned is wide enough.
8451 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8452 (si_to_float): Likewise.
8453 (float_to_si, float_to_usi): Use BITS_PER_SI.
8455 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8457 * dwarf2out.c: Added explanation of abbreviations.
8458 (def_cfa_1): Added comments listing DWARF2 instructions.
8459 (cfa_temp_reg): Removed in favor of cfa_temp.
8460 (cfa_temp_value): Removed in favor of cfa_temp.
8461 (cfa_temp): New global variable.
8462 (dwarf2out_frame_debug_expr): Added extensive introductory
8463 comments explaining the function's transformations. Revised to
8464 use cfa_temp. Added some rtx checking. Generalize IOR case.
8465 (dwarf2out_frame_debug): Revised to use cfa_temp.
8466 (output_aranges): Cast as "unsigned" to avoid warning.
8467 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8468 explain which instructions must be marked.
8470 2001-02-01 Richard Henderson <rth@redhat.com>
8472 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8475 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8477 * config/sh/crt1.asm (main_k): Modified so that start calls
8478 ___setup_argv_and_call_main.
8480 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8482 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8483 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8484 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8485 * cppmacro.c (builtin_macro): Set builtin flags here.
8486 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8487 (replace_args): Clarify intent.
8488 (cpp_get_token): Macro expansion tokens get the saved flags.
8490 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8493 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8495 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8498 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8500 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8501 returns Pmode pseudo, but we need ptr_mode.
8502 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8503 Remove bogus conversions; use HOST_WIDE_INT for size.
8504 Don't use TARGET if wrong mode.
8506 * config/i386/i386.c (ix86_compute_frame_size): Allow
8507 stack_alignment_needed to be non-default even if size is zero.
8509 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8511 * pa.c (hppa_init_pic_save): New function.
8512 * pa.h (hppa_init_pic_save): Declare.
8513 * pa.md (call, call_value, sibcall, sibcall_value): Use
8514 the above instead of duplicated code.
8516 * pa.c (hppa_encode_label): Correct size of alloca buffer
8517 so we don't overrun it. Correct leading `*' case.
8518 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8519 need to handle `*@'.
8520 (FUNCTION_NAME_P): Likewise.
8522 2001-01-31 Richard Henderson <rth@redhat.com>
8524 * config.gcc (alpha-osf5): Use float-i128.h.
8526 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8527 * config/float-i32.h: Likewise.
8528 * config/float-i64.h: Likewise.
8529 * config/float-sh.h: Likewise.
8530 * config/float-sparc.h: Likewise.
8532 2001-01-31 DJ Delorie <dj@redhat.com>
8534 * expmed.c (extract_bit_field): allow non-integral modes if we
8535 want to extract a whole register from itself.
8537 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8539 * c-typeck.c (set_init_index): If first is equal to last, assume as
8540 if it was not a range at all.
8542 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8544 * config/fp-bit.c: Include tm.h.
8545 (float_to_si): Don't assume SImode is 32-bits wide.
8546 (float_to_usi): Likewise.
8548 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8550 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8552 (typename): Call pending_xref_error after parsing typed_typespecs.
8553 * c-decl.c (lookup_tag): Give error immediately rather than
8554 leaving it pending if the tag of the wrong type is in the same
8556 (xref_tag): Don't pedwarn for forward declarations of enum types
8558 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8561 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8563 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8565 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8567 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8568 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8570 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8572 * cpphash.h (struct cpp_reader): New saved_flags.
8573 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8574 to avoid a paste after a pasted token.
8576 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8578 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8579 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8580 Wtype_MIN instead of LONG_MIN.
8582 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8584 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8586 * fixinc/fixincl.x: Regenerated.
8587 * fixinc/inclhack.def (irix_limits_const): New definition to
8588 convert "const" to "__const" in limits.h.
8590 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8592 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8594 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8596 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8597 when register dies in the insn.
8599 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8601 * diagnostic.c (fatal): Fix word wrap.
8603 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8605 * combine.c (try_combine): Fix SUBREG setting for
8606 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8608 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8610 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8613 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8615 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8617 * toplev.c (decode_W_option): Update warn_larger_than
8618 unconditionally for each processed switch.
8620 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8622 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8624 (hppa_expand_prologue): Delete code to save pic offset table register
8625 in the function prologue.
8626 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8627 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8628 table register at the beginning of the function after the prologue.
8630 2001-01-29 lars brinkhoff <lars@nocrew.org>
8632 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8634 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8635 Jeff Law <law@redhat.com>
8637 * pa.md (return): Revise comment for trivial return.
8638 (return_internal): Non-trivial return pattern for non-PIC code.
8639 (return_internal_pic): Non-trivial return pattern for PIC code.
8640 It uses the PIC register to ensure it is restored after
8642 (epilogue): Generate appropriate return for PIC and non-PIC code.
8644 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8646 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8648 2001-01-29 DJ Delorie <dj@redhat.com>
8650 * combine.c (if_then_else_cond): Pass the correct mode to
8651 operand_subword() for constants.
8653 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8655 * config/i386/cygwin.h: Add w32api to include search. Search different
8656 directories in a cross-build environment.
8658 2001-11-29 Tim Josling <tej@melbpc.org.au>
8660 * tree.h (TYPE_STUB_DECL): Add documentation.
8662 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8664 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8665 (sdbout_field_types): Likwise. Fix use of host_integerp.
8667 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8669 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8672 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8674 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8675 to use flag_gnu_linker.
8677 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8679 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8680 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8682 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8684 * tree.c, tree.h (build_parse_node): Remove; was identical to
8686 * c-lang.c (start_cdtor), objc/objc-act.c
8687 (build_module_descriptor): Use build_nt instead of
8690 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8692 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8693 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8694 not have any upper bits set.
8696 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8698 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8700 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8702 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8704 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8706 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8707 (integer_minus_one_node): Define.
8709 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8711 * Makefile.in (bootstrap2-lean): Fix typo.
8713 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8715 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8716 : Don't set fe_value.
8717 * cpplib.h (AVOID_LPASTE): New flag.
8718 (struct cpp_hashnode): Remove fe_value.
8719 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8720 * cppmacro.c (builtin_macro): Don't set flags here.
8721 (replace_args): Set AVOID_LPASTE flag on first token of an
8722 argument, and the token following it.
8723 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8724 macro expansion, and on the token following it. Do it for
8726 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8728 2001-01-27 Richard Henderson <rth@redhat.com>
8730 * config/alpha/t-ieee: Remove multilibbing.
8731 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8733 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8737 * Makefile.in: Remove all dependencies on defaults.h.
8738 * builtins.c: Don't include defaults.h.
8739 * c-common.c: Likewise.
8740 * c-decl.c: Likewise.
8741 * c-pragma.c: Likewise.
8742 * c-typeck.c: Likewise.
8743 * combine.c: Likewise.
8745 * frame-ia64.c: Likewise.
8746 * cppexp.c: Likewise.
8747 * crtstuff.c: Likewise.
8748 * dbxout.c: Likewise.
8749 * dwarf2out.c: Likewise.
8750 * dwarfout.c: Likewise.
8751 * emit-rtl.c: Likewise.
8752 * except.c: Likewise.
8754 * final.c: Likewise.
8755 * frame-dwarf2.c: Likewise.
8756 * libgcc2.c: Likewise.
8757 * optabs.c: Likewise.
8758 * profile.c: Likewise.
8759 * sdbout.c: Likewise.
8760 * toplev.c: Likewise.
8761 * tradcif.y: Likewise.
8763 * varasm.c: Likewise.
8765 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8767 * builtins.c (expand_builtin_fputs): Use size_one_node when
8768 transforming into fwrite.
8770 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8772 * extend.texi (Attribute Syntax): New section.
8774 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8776 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8777 they didn't need fixing.
8779 2001-01-27 Janis Johnson <janis@us.ibm.com>
8781 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8783 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8784 to remove macro definitions that are duplicated from elfos.h.
8786 2001-01-27 Richard Henderson <rth@redhat.com>
8788 * config/i386/sco5gas.h: Move ...
8789 * config/usegas.h: ... here.
8790 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8792 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8794 * c-typeck.c (struct constructor_stack): Add range_stack member.
8795 (really_start_incremental_init): Clear it.
8796 (push_init_level): Save constructor_range_stack and clear it if
8797 pushing explicit braces.
8798 (pop_init_level): abort if constructor_range_stack is non-zero at
8799 explicit closing brace. Restore saved constructor_range_stack if
8802 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8804 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8805 into register was forced into memory.
8807 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8809 * Makefile.in: Remove uses of + before $(MAKE).
8811 2001-01-26 Richard Henderson <rth@redhat.com>
8813 * stmt.c (cost_table): Remove.
8814 (COST_TABLE, cost_table_initialized): New.
8815 (estimate_case_costs): Use the later instead of the former.
8816 (balance_case_nodes): Likewise.
8818 2001-01-26 Richard Henderson <rth@redhat.com>
8820 * alias.c (objects_must_conflict_p): Read-only slots may not
8821 conflict despite having the same type.
8823 2001-01-27 Michael Hayes <mhayes@redhat.com>
8825 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8827 (check_ext_dependant_givs): Initialise u_start_val and
8829 (load_mems): Make last_max_reg unsigned.
8830 (try_swap_copy_prop): Use INSN_P and initialise set.
8832 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8834 * README.AVR : Removed.
8836 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8838 * pa-64.h (text_section): Remove declaration.
8840 * pa.md (return_internal): Remove mode on PIC register use.
8842 2001-01-25 lars brinkhoff <lars@nocrew.org>
8844 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8845 ASM_CLOSE_PAREN): fix typos.
8847 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8849 * acconfig.h: Define `const' to the empty string if neither
8850 __STDC__ nor __cplusplus is defined.
8851 * config.in: Regenerated.
8853 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8855 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8856 * collect2.c (main): Delete importf. Add ".obj" file extension.
8857 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8858 (aix_std_libs): Add additional AIX libraries to skip.
8859 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8860 * config/rs6000/aix51.h: New file.
8862 2001-01-25 Michael Hayes <mhayes@redhat.com>
8864 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8865 (loop_insn_emit_before): No longer static.
8866 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8867 (loop_givs_rescan, load_mems): Likewise.
8868 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8869 (maybe_eliminate_biv_1):
8870 (move_movables): Replace emit_call_insn_before with
8871 loop_call_insn_hoist.
8872 * loop.h (loop_insn_emit_before): Add.
8873 * unroll.c (copy_loop_body): Replace emit_insn_before with
8874 loop_insn_emit_before.
8876 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8878 * diagnostic.c (fatal): Request preprocessed source.
8880 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8882 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8883 olddecl has argument types and newdecl has none, use the argument
8886 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8888 * dwarf2out.c (prefix_of): New function. Determine longest common
8889 prefix of the two arguments. The units are whole path components.
8890 (output_file_names): When adding a new directory find the one entry
8891 with the longest common prefix already in the list. Artificially
8892 generate entry if there is none for this prefix.
8893 Fix test to check whether the zeroth directory entry is used.
8895 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8897 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8898 Changed all callers. Take it into account when deciding if a
8899 previously loaded value matches.
8901 2001-01-24 Richard Henderson <rth@redhat.com>
8903 * reload.c (find_reloads_subreg_address): Fail the substitution
8904 if the resulting address is insufficiently aligned.
8906 2001-01-24 DJ Delorie <dj@redhat.com>
8908 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8909 check the original operand's mode also.
8910 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8912 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8914 * c-parse.in (cast_expr): Move compound literals from here ...
8915 (primary): ... to here. Use standard terminology "compound
8916 literal" instead of "constructor expression".
8918 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8920 * gcc.1, cpp.1: Regenerate.
8922 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8924 * calls.c (emit_library_call_value_1): Memory slot for
8925 pass-by-reference argument should have the mode of the argument,
8926 not of the pointer to it.
8928 2001-01-24 Tom Tromey <tromey@redhat.com>
8930 * gcc.texi (G++ and GCC): Mention gcj manual.
8931 (Standards): Link to section of manual mentioning gcj/Java
8934 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8936 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8937 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8938 * tradcpp.c (main): Add -imacros or -include'd dependencies
8940 * cpp.texi (-M, -MM): Document -M -include behaviour.
8942 2001-01-24 Roger Collins <roger@ProProject.com>
8944 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8946 2001-01-24 Will Cohen <wcohen@redhat.com>
8948 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8949 whether registers are 32 bits or 64 bits in size.
8951 2001-01-24 Ben Elliston <bje@redhat.com>
8953 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8955 2001-01-24 Richard Henderson <rth@redhat.com>
8957 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8958 (builtin_longjmp): Use it instead of emit_indirect_jump.
8960 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8962 * bb-reorder.c (make_reorder_chain_1): Handle case where
8963 jump edge goes to the same block as the fallthru edge.
8965 2001-01-23 Jim Wilson <wilson@redhat.com>
8967 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8968 * frame.h (__ia64_personality_v1): Add prototype.
8969 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8970 prototype form. Add void * cast to first argument to personality
8972 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8973 (asctoe113): Likewise.
8974 * config/ia64/frame-ia64.c: Include eh-common.h.
8975 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8977 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8979 (itanium_split_issue): Add prototype.
8980 (gen_nop_type): Ifdef out.
8981 (find_best_packet): Initialize best_packet.
8982 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8984 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8985 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8986 (flushrs): Add explicit stop bit at end.
8987 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8990 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8992 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8994 * libgcc2.c (__terminate_func): Make variable static.
8995 (__terminate_set_func): New function to set __terminate_func.
8996 * libgcc2.h (__terminate_func_ptr): New typedef.
8997 (__terminate_set_func): New function.
8999 2001-01-23 Richard Henderson <rth@redhat.com>
9001 * flow.c (init_propagate_block_info): Don't consider unchanging
9002 memories for dead frame store elimination.
9004 2001-01-23 Richard Henderson <rth@redhat.com>
9006 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9007 * defaults.h: ... here.
9009 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9011 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9013 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9015 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9017 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9019 * rs6000.h (rs6000_return_addr): Move prototype from here...
9020 * rs6000-protos.h (rs6000_return_addr): ...to here.
9021 (rs6000_init_expanders): Delete prototype.
9023 2001-01-23 Nick Clifton <nickc@redhat.com>
9025 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9026 (Spec Files): Document %B and %j and %. and %v3 and %M and
9027 %{S*&T} spec switches.
9029 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9031 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9033 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9034 Neil Booth <neil@daikokuya.demon.co.uk>
9036 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9037 Have -Werror make pedantic warnings errors, like the
9040 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9042 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9044 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9046 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9047 * integrate.c (expand_inline_function): Initialize them.
9048 (subst_constants): If changing COMPARE so that both its arguments
9049 will be VOIDmode and the comparison mode will be lost, note
9050 compare_mode. Use the recorded compare_mode to optimize
9053 2001-01-23 Jason Merrill <jason@redhat.com>
9055 * dwarf2out.c (new_die): Use xcalloc.
9056 (output_die): Abort rather than emit a local reference to offset 0.
9058 2001-01-17 Andrew Haley <aph@redhat.com>
9060 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9061 of a saved register; return NULL instead.
9062 (copy_reg): Take a pointer to a source register rather than a
9064 (next_stack_level): Remember the address in the stack frame of all
9066 Use the saved register pointer array as the source of the CFA.
9067 (throw_helper): Rewrite. Unwind once rather than twice and keep
9068 track of saved registers as we go.
9070 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9072 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9073 * c4x.c (c4x_legitimize_reload_address): Remove.
9074 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9075 reload address for ldp(k) insn.
9077 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9079 * pa.md (return_internal): Add a USE of the PIC register to ensure
9080 it is restored after each call.
9081 (return expander): Corresponding changes.
9083 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9085 * rs6000.h (INIT_EXPANDERS): Delete.
9086 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9087 * rs6000.c (rs6000_override_options): Call *_machine_status from
9089 (rs6000_init_expanders): ...instead of here. Delete.
9090 (rs6000_mark_machine_status): New function.
9091 (rs6000_init_machine_status): Use xcalloc.
9092 (rs6000_return_addr): Generate RTX for the return address.
9093 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9094 (rs6000_stack_info): Use it.
9096 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9098 * gthr-win32.h: Include errno.h to get a declaration for
9099 EINVAL and _mingw.h if the target is mingw32.
9101 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9103 * cpp.texi: Correct typos.
9105 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9107 * explow.c (probe_stack_range): Ensure value passed to
9108 stack_check_libfunc is ptr_mode, not Pmode.
9110 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9112 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9113 case, don't use operand_subword to calculate a SUBREG that is
9116 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9118 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9120 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9121 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9122 valid. If not replace it by equivalent insns.
9124 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9126 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9127 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9128 (c4x_U_constraint, symbolic_address_operand): Likewise.
9129 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9131 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9132 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9133 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9134 anulling slot because of silicon bug.
9135 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9137 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9139 * cppexp.c (parse_charconst): Change `mask' type to agree
9142 2001-01-21 Richard Henderson <rth@redhat.com>
9144 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9145 pic_label_name in a linkonce section.
9147 2001-01-17 Philipp Thomas <pthomas@suse.de>
9149 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9151 * configure: Regenerate.
9153 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9155 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9156 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9158 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9160 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9161 If REVERSE nonzero then condition code in X must be reversed.
9162 (encode_section_info): Optimise if/else.
9163 (avr_function_value): Fix formatting.
9165 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9166 (difficult_branch): Likewise.
9167 (rvbranch): Likewise.
9168 (difficult_rvbranch): Likewise.
9170 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9172 * config/avr/libgcc.S: Fix comment.
9174 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9176 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9178 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9180 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9182 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9184 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9185 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9186 * configure, config.in: Regenerate.
9187 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9188 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9189 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9190 (doprint.o): New rule.
9192 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9194 * c-typeck.c (digest_init): Handle boolean types as scalars.
9196 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9198 * stmt.c (expand_return): Don't return anything if size is zero.
9199 Delete redundant assignment to BYTES.
9200 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9202 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9204 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9205 the same as the default library function names.
9206 * config/avr/avr.md: Document special characters after '%'.
9207 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9208 knowing which of the call-used registers are really clobbered.
9209 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9210 New. Both quotient and remainder from one libgcc.S call.
9211 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9212 clobber as few registers as possible.
9213 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9215 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9217 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9218 context of the top of the stack.
9220 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9222 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9223 (fixup_var_refs_insns): ...here.
9225 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9227 * function.c (fixup_var_refs_insns): Break up into
9228 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9229 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9230 [loop over hash table entries].
9231 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9232 fixup_var_refs_insns_with_hash, to match above changes.
9234 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9236 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9237 (libgcc.a): Likewise.
9238 (stmp-multilib): Likewise.
9239 (STAGE2_FLAGS_TO_PASS): Likewise.
9241 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9243 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9244 temporary if no_new_pseudos.
9246 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9248 * cppinternals.texi: Update.
9250 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9252 * arm.c (arm_init_builtins): Re-enable builtins.
9254 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9256 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9257 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9258 element to be null, and always expect an EXPR_LIST.
9259 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9260 * sched-deps.c (sched_analyze_1): Likewise.
9261 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9263 * regclass.c (max_set_parallel): New variable.
9264 (reg_scan): Take it into account in computation of max_parallel.
9265 (reg_scan_mark_refs, case SET): Compute it.
9267 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9269 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9270 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9272 2001-01-19 Jason Merrill <jason@redhat.com>
9274 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9275 for the abstract instance of an inline function.
9277 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9278 J"orn Rennecke <amylaar@redhat.com>
9280 * reload1.c (move2add_note_store): Treat all registers directly or
9281 indirectly derived from a base register as members of the same set
9283 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9284 of base register into account.
9286 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9288 * alias.c (find_base_value): Recognize TRUNCATE.
9289 (record_set): In PLUS case, invalidate if other summand is also a
9292 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9294 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9295 entry to be EXPR_LIST.
9296 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9297 be an EXPR_LIST (but not null, which other code doesn't allow).
9298 (note_stores): Properly handle PARALLEL in SET.
9299 Recursively call for top-level PARALLEL.
9300 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9301 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9303 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9305 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9307 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9308 not pfile->skipping (== 0).
9310 2001-01-17 Nick Clifton <nickc@redhat.com>
9312 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9315 2001-01-17 Jim Wilson <wilson@redhat.com>
9317 * invoke.texi (IA-64 options): Improve.
9319 2001-01-17 Tom Tromey <tromey@redhat.com>
9321 * invoke.texi (Optimize Options): Use `{}' to around @samp
9324 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9326 * invoke.texi (-fno-guess-branch-probability): New option.
9328 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9330 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9331 case of making new double-word constant.
9332 Revert last change: instead just test i3_subst_into_i2.
9334 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9336 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9337 Use q constraints instead of r.
9339 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9341 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9342 (machine_function): Define.
9343 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9344 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9345 pa_free_machine_status): New functions.
9346 (override_options): Set {init,mark,free}_machine_status to above.
9347 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9348 PIC_OFFSET_TABLE_REGNUM_SAVED.
9349 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9350 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9351 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9352 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9353 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9355 2001-01-15 DJ Delorie <dj@redhat.com>
9357 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9361 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9363 * flow.c (propagate_on_insn): Make trying to delete a prologue
9364 or epilogue insn an ICE, not a warning. Allow doing this if
9365 the current function returns with stack pointer depressed.
9367 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9368 I3 having more than one SET.
9370 2001-01-16 Jim Wilson <wilson@redhat.com>
9372 * invoke.texi: Document IA-64 options.
9374 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9375 (fixup_errata): Delete TARGET_A_STEP use.
9376 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9377 (TARGET_SWITCHES): Delete -ma-step option.
9378 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9379 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9380 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9381 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9382 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9383 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9385 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9386 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9387 cmovsi_internal): Delete ! TARGET_A_STEP check.
9389 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9391 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9392 possibility to report bugs via postal mail. Change a URL and
9393 merge in a nearly duplicate statement...
9394 (Bug Reporting): ...from here.
9395 (Service): Refer to the Bug Reporting section instead of
9397 (Contributing): Remove trivial explanations concerning snapshots.
9399 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9401 * cppmain.c (general_init): Don't use ANSI prototype.
9403 2001-01-16 Tom Tromey <tromey@redhat.com>
9405 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9407 2001-01-16 Richard Henderson <rth@redhat.com>
9409 * config/i386/i386.h: Fix comment typo.
9410 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9411 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9413 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9415 * gcc.c: Revert previous -fsyntax-only-related change; move
9418 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9420 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9421 inmode after checking GET_CODE (op).
9423 2001-01-16 Richard Henderson <rth@redhat.com>
9425 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9426 (MAX_MEM_SET_LIST_LEN): New.
9427 (propagate_one_insn): Update mem_set_list_len.
9428 (invalidate_mems_from_autoinc): Likewise.
9429 (invalidate_mems_from_set): Likewise.
9430 (mark_used_regs): Likewise.
9431 (init_propagate_block_info): Likewise. Stop collecting memories
9432 when we reach MAX_MEM_SET_LIST_LEN.
9433 (mark_set_1): Likewise.
9435 2001-01-16 Richard Henderson <rth@redhat.com>
9437 * unroll.c (precondition_loop_p): Fail if no iteration
9440 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9442 * gcc.c: When -fsyntax-only is given, do not complain about
9445 2001-01-15 Richard Henderson <rth@redhat.com>
9447 * config/i386/i386.c (asm_output_function_prefix): Remove.
9448 (ix86_asm_file_end): New.
9449 (load_pic_register): Generate pic_label_name into a
9450 staticly allocated buffer.
9451 * config/i386/i386-protos.h: Update.
9452 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9453 (ASM_FILE_END): New.
9454 * config/i386/i386afe.h: New file.
9455 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9456 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9457 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9458 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9459 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9460 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9461 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9463 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9465 * Makefile.in (install-man): Remove explicit dependency on
9468 * configure.in, configure: Revert previous patch requiring perl
9471 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9473 * toplev.c (flag_guess_branch_prob): New.
9474 (f_options): Add guess-branch-probability option.
9475 (rest_of_decl_compilation): Only estimate branch probability if
9477 (main): set flag_guess_branch_prob.
9479 * flags.h (flag_guess_branch_prob): New.
9481 2001-01-15 DJ Delorie <dj@redhat.com>
9483 * gcc.texi (Makefile): Add documentation for Makefile targets.
9485 2001-01-15 Philip Blundell <philb@gnu.org>
9487 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9489 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9490 (is_pic): Delete declaration.
9491 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9492 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9493 * config/arm/arm.md (builtin_setjmp_receiver): New.
9495 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9497 * arm.c (use_return_insn): Don't try to determine the function type
9498 until after reload has completed.
9499 (arm_output_epilogue): Don't adjust the sp value recovered from the
9501 (emit_multi_reg_push): Don't record dwarf information for the pc.
9502 * arm.md (eh_epilogue): The function type may have changed, so it
9503 needs to be recalculated.
9504 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9505 unwind tables on arm/netbsd.
9507 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9509 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9510 (negated_cbranchsi4): Likewise.
9512 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9514 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9515 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9516 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9517 pass -mapcs-* options to assembler.
9518 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9519 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9520 (ASM_SPEC): Call subtarget_extra_asm_spec.
9522 2001-01-15 Andreas Jaeger <aj@suse.de>
9524 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9526 (ix86_expand_builtin): Likewise.
9528 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9529 warning about comparison between signed and unsigned.
9531 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9533 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9535 2001-01-14 Ralf Baechle <ralf@gnu.org>
9537 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9538 SUBTARGET_CPP_SPEC apropriatly.
9540 2001-01-12 Mark Mitchell <mark@codesourcery.com>
9542 * varasm.c (make_decl_rtl): Fix typo in last change.
9544 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9546 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9547 linker supports the init_priority C++ attribute.
9548 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9549 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9550 linker does not support init_priority C++ attribute.
9552 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9554 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9556 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9558 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9559 * cp/lex.c (finish_parse): Similarly.
9560 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9561 Return the number of errors encountered.
9562 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9563 * cppmain.c (main): Don't call cpp_destroy.
9565 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9567 * configure.in: Require at least perl 5.6.0 to regenerate
9569 * configure: Regenerate.
9571 2001-01-14 Richard Henderson <rth@redhat.com>
9573 * genrecog.c (DT_veclen_ge): New.
9574 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9575 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9576 (nodes_identical_1): Handle DT_veclen_ge.
9577 (write_cond, debug_decision_2): Likewise.
9579 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9581 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9583 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9585 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9587 * cppmain.c (do_preprocessing): New function; most of the old
9589 (main): Call it to do most of the work.
9590 (cb): Move from global scope to set_callbacks ().
9591 (setup_callbacks): Get the callback pointer.
9592 (general_init, printer_init): Clean up code and comments.
9594 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9596 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9599 2001-01-14 Kazu Hirata <kazu@hxi.com>
9601 * config/h8300/h8300.c (get_shift_alg): Update comments.
9603 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9605 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9606 (alloc_page, ggc_alloc): Add casts to remove warnings.
9608 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9610 * combine.c (simplify_comparison): Don't change `code' when
9611 can't reverse comparison.
9613 2001-01-14 Richard Henderson <rth@redhat.com>
9615 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9616 update all call sites. Return true for all non-label constants.
9618 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9620 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9622 (ix86_expand_branch): Update.
9623 (ix86_expand_setcc): Update to handle multiple test conditions.
9624 (expand_int_movcc): Likewise.
9625 (expand_fp_movcc): Likewise.
9626 * i386-protos.h (ix86_expand_compare): New.
9627 * i386.md (andqi_?_slp, orqi_?_slp): New.
9628 (conditional trap expander): Update call to ix86_expand_compare.
9630 2001-01-14 Richard Henderson <rth@redhat.com>
9632 * config/vax/vax.md: Use nonimmediate_operand instead of
9633 general_operand in destinations.
9635 * config/vax/vax.md (indirect_jump): Use register_operand.
9637 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9638 * config/vax/vax.md (call_pop): Turn into an expander.
9639 (call_value_pop): Likewise.
9640 (call, call_value): New.
9642 2001-01-14 Andreas Jaeger <aj@suse.de>
9644 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9646 (ix86_fp_compare_mode): Add unused attribute.
9647 (ix86_expand_fp_movcc): Remove unused variable.
9648 (ix86_expand_builtin): Make fcode unsigned.
9650 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9651 (expand_expr): Add cast to avoid signed warning.
9652 (store_field): Likewise.
9653 (store_constructor_field): Likewise.
9654 (store_constructor): Likewise.
9655 (store_expr): Likewise.
9656 (clear_storage): Likewise.
9657 (emit_group_store): Likewise.
9658 (emit_group_load): Likewise.
9660 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9662 * c-common.c: Move format checking code to ...
9663 * c-format.c: ... here. New file. Reorder some functions and
9665 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9667 * c-common.h (decl_handle_format_attribute,
9668 decl_handle_format_arg_attribute): Declare.
9669 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9670 (c-common.o): Adjust dependencies.
9671 (c-format.o): New list of dependencies.
9673 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9675 * unroll.c (loop_iterations): If we cannot prove iteration variable
9676 is set once in each iteration, punt.
9678 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9680 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9681 (*strlenhi): Remove clobber (which was buggy) of output address.
9683 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9685 * Makefile.in (generated-manpages): Add gcc.1
9686 ($(srcdir)/gcc.1): New target.
9687 (maintainer-clean): Delete $(srcdir)/gcc.1.
9688 * gcc.texi: Add macros @gccoptlist and @gol.
9689 * invoke.texi: Include option summary in manpage. Mark up option
9690 summary with @gccoptlist and @gol. Use @r in one place where
9692 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9693 * gcc.1: Generate from invoke.texi.
9695 2001-01-13 Richard Henderson <rth@redhat.com>
9697 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9698 (struct page_entry): Add group member.
9699 (struct page_group): New.
9700 (struct globals): Add page_groups member.
9701 (alloc_anon): Only define for using mmap; remove valloc call.
9702 (page_group_index): New.
9703 (set_page_group_in_use): New.
9704 (clear_page_group_in_use): New.
9705 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9706 (free_page, release_pages): Likewise.
9707 * configure.in (with-gc): Default to ggc-page always.
9709 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9711 * reload1.c (replace_pseudos_in_call_usage): Use
9712 reg_equiv_constant and reg_equiv_address, and don't try
9713 regno_reg_rtx first.
9715 2001-01-13 Richard Henderson <rth@redhat.com>
9717 * ggc-page.c (alloc_page): Round up allocation size to one page.
9718 Set e->order on extra pages.
9720 2001-01-13 Richard Henderson <rth@redhat.com>
9722 * genrecog.c (nodes_identical): Expand commentary.
9723 (write_switch): Watch out for identical nodes.
9725 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9727 * cppfiles.c (_cpp_fake_include): New function.
9728 * cpphash.h (_cpp_fake_include): New.
9729 * cpplib.c (do_line): Call _cpp_fake_include when entering
9730 header files in preprocessed input.
9731 * cppmain.c (cb_pragma_implementation): Remove handling.
9732 (setup_callbacks): Don't register pragmas.
9734 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9736 * extend.texi: Udate for CPP.
9738 2001-01-13 Andreas Jaeger <aj@suse.de>
9740 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9742 * regmove.c: Add prototype for replace_in_call_usage.
9744 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9747 struct cpp_chunk, struct htab, struct toklist,
9748 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9749 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9750 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9751 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9752 (struct macro_args): Delete.
9753 * cpphash.h: See above.
9755 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9757 * cppmain.c (struct printer): Remove no_line_dirs.
9759 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9760 : Use options rather than CPP_OPTION.
9761 (setup_callbacks): Use cb rather than pfile->cb.
9762 (main): No need to check for a buffer. Use cpp_errors.
9763 (printer_init): Don't set no_line_dirs.
9764 (maybe_print_line): Use options not no_line_dirs.
9765 (cb_file_change): Don't call print_line if -P.
9767 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9769 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9771 * c-parse.in (finish_parse): Use cpp_errors.
9772 (__yylex): Use return value of cpp_pop_buffer.
9773 * cp/lex.c (finish_parse): Use cpp_errors.
9774 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9776 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9778 * README.AVR: URLs corrected.
9780 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9782 * c-decl.c (start_function): Don't warn if old prototype is builtin
9783 that's not in C's namespace.
9784 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9785 (_bb): Add prototype for ctime.
9786 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9788 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9790 * i386.c (ix86_fp_comparison_arithmetics_cost,
9791 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9792 ix86_fp_comparison_cost): New functions.
9793 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9794 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9795 two-branch sequences; make static.
9796 (ix86_use_fcomi_compare): Do decision according to the costs.
9797 (split_fp_branch): New.
9798 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9799 * i386-protos.h (ix86_expand_fp_compare): Remove
9800 (ix86_split_fp_branch): Declare.
9802 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9803 and ix86_comparison_operator.
9805 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9808 * i386.c (put_condition_code): Output properly the unordered/ordered
9809 compares in fp case.
9810 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9812 * tm.texi (REVERSE_CONDITION): Document.
9813 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9814 in -ffast-math mode.
9815 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9817 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9819 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9821 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9824 * config/sh/sh.c (mova_p): Fix test for mova_const.
9826 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9828 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9829 cpp_get_options rather than dereferencing pfile and using
9831 * scan-decls.c (scan_decls): Use return value of
9832 cpp_pop_buffer rather than CPP_BUFFER.
9834 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9836 * cppinit.c (cpp_handle_option): help_only is now part of the
9837 cpp_options structure.
9838 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9839 cpp_set_callbacks): New functions.
9840 * cpplib.h (cpp_callbacks): Break out as a named structure.
9841 (cpp_options): Move help_only here from cpp_reader.
9842 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9843 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9844 cpp_set_callbacks): New prototypes.
9845 * cppmain.c (main): Update for help_only.
9847 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9849 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9850 Also build and remove and install and uninstall c-tree.info and
9852 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9853 ($(srcdir)/cppinternals.info): New target.
9854 * c-tree.texi: Change file name used when makeinfo used without -o
9855 from ir.info to c-tree.info. Add info directory entry.
9856 * cppinternals.texi: Add info directory entry.
9857 * .cvsignore: Update.
9859 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9861 * c-typeck.c (store_init_value): Don't require constant initializer
9862 elements with -pedantic -std=c99.
9863 (digest_init): Change error about non-constant initializer elements
9865 (constructor_range_end): Remove.
9866 (constructor_incremental, designator_depth,
9867 designator_errorneous): New variables.
9868 (struct constructor_stack): Remove range_end, add incremental.
9869 (struct constructor_range_stack, constructor_range_stack): New.
9870 (struct initializer_stack): Add constructor_range_stack.
9871 (finish_init): Set it.
9872 (start_init): Likewise. require_constant_elements for non-static
9873 trees only if not flag_isoc99.
9874 (really_start_incremental_init): Remove constructor_range_end, add
9875 constructor_incremental.
9876 (pop_init_level): Likewise.
9877 (push_init_level): Likewise. If implicit and the subobject had some
9878 value set already, preinitialize the level with it.
9879 Warn about missing braces only if not pushing due to designators.
9880 (set_designator, push_range_stack): New functions.
9881 (set_init_label): Use them.
9882 (set_init_index): Likewise. Remove constructor_range_end.
9883 Error if designator index is outside of array bounds.
9884 (add_pending_init): Compare values of purpose index trees, not the
9885 trees themselves. Allow overwriting of already initialized element.
9886 Issue a warning if it had side-effects.
9887 (set_nonincremental_init, set_nonincremental_init_from_string): New
9889 (pending_init_member): Rename to...
9890 (find_init_member): ...this function. Call set_nonincremental_init
9891 if necessary. Compare values of purpose index trees, not the trees
9892 themselves. Return the actual value, not just non-zero if something
9894 (output_init_element): Remove checks for duplicates.
9895 If field has zero size, only check the initializer for correctness.
9896 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9897 if constructor_incremental is zero. Change error about initializers
9898 not computable at load time into pedwarn.
9899 (output_pending_init_elements): Compare bit positions, not
9900 FIELD_DECLs to take into account zero-sized fields.
9901 (process_init_element): Use constructor_range_stack to fill all
9902 ranges in the designator lists from current level up.
9903 * extend.texi: Update documentation for labeled elements.
9905 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9907 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9908 to function usage for arguments passed by reference. Optimize
9909 callee-copied arguments.
9910 * regmove.c (replace_in_call_usage): New function.
9911 (fixup_match_1): Call it.
9912 * cse.c (cse_insn): Canonicalize registers in function usage.
9913 * reload1.c (replace_pseudos_in_call_usage): New function.
9916 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9919 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9921 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9924 2001-01-12 DJ Delorie <dj@redhat.com>
9926 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9927 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9930 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9932 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9933 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9934 -std options alongside references to -ansi. Update some
9935 documentation for C99.
9936 * cpp.1: Regenerate.
9938 2001-01-12 Andreas Jaeger <aj@suse.de>
9940 * haifa-sched.c (restore_line_notes): Remove argument block B
9942 * sched-ebb.c (schedule_ebb): Change caller.
9943 * sched-rgn.c (schedule_region): Likewise.
9944 * sched-int.h (restore_line_notes): Adjust prototype.
9946 * loop.h: Remove wrong declaration of doloop_condition_get.
9948 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9950 * extend.texi: Move C++-extension-related node from the C section
9951 into the C++ section.
9953 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9955 * extend.texi: Refer to an array of pointers to functions instead
9956 of one of functions.
9958 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9959 Jan Hubicka <jh@suse.cz>
9961 * combine.c (reversed_comparison): Fix typo in last patch.
9963 (combine_reversed_comparison_code): Make static to follow
9964 prototype declaration.
9966 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9968 * install.texi: Remove misplaced duplicate entry.
9970 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9972 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9974 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9976 * final.c: (leaf_function_p): Fix typo.
9978 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9980 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9981 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9983 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9984 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9985 mmap_anon, and valloc is available.
9986 * ggc-page.c: Restructure ifdef logic to match new autoconf
9987 spec. Don't throw away the test page in init_ggc.
9989 * configure, config.in: Regenerate.
9991 2001-01-12 Michael Hayes <mhayes@redhat.com>
9993 * loop.h (total_biv_increment): Constify iv_class pointer.
9994 (struct induction): Replace `mem_mode' with `mem' rtx.
9995 * unroll.c (total_biv_increment): Constify iv_class pointer.
9996 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9997 (find_mem_givs, combine_givs_p): Likewise.
9998 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10000 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10002 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10004 (__gthread_getspecific): Ditto.
10006 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10008 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10009 put_condition_code): Convert fp comparison codes to integer
10011 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10014 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10015 * i386-protos.h (no_comparison_operator): Kill.
10017 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10019 * combine.c (REVERSIBLE_CC_MODE): Remove.
10020 (reversible_comparison_p): Remove.
10021 (combine_reversed_comparison_code): New.
10022 (reversed_comparison): New.
10023 (combine_simplify_rtx): Use
10024 combine_reversed_comparison_code/reversed_comparison instead
10025 of reversible_comparison_p.
10026 (simplify_if_then_else): Likewise.
10027 (simplify_set): Likewise.
10028 (simplify_logical): Likewise.
10029 (if_then_else_cond): Likewise.
10030 (known_cond): Likewise.
10031 (simplify_comparison): Likewise.
10033 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10035 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10036 sizeof (int) is larger than sizeof(__word__).
10038 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10040 * cppinit.c (do_includes): Fix typo.
10042 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10044 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10045 in S_REGS does not occur because not all sources are possible
10046 when a S_REGS is a destination (sometimes needs a clobber).
10047 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10048 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10049 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10050 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10051 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10052 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10053 (lshrdi_const1, lshrsi3_const16): Likewise.
10054 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10055 (*movhi_68hc12, *movqi_68hc12): Likewise.
10056 (movstrictqi): Make sure reloading in D_REGS as a destination
10059 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10061 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10063 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10065 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10066 -D, -U and -A, and don't initialize the builtins.
10067 (do_includes): Error if -include or -imacros with -fpreprocessed.
10068 * cppmain.c (cb_define, cb_undef): Unconditionally process
10070 * tradcpp.c (main): Fix typo.
10072 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10074 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10075 (read_name_map): Use IS_ABSOLUTE_PATH.
10076 * tradcpp.c (get_filename): Likewise.
10078 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10080 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10081 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10082 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10083 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10084 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10085 (cmphi_z_used): Don't use '@' for the output.
10086 (tstqi_z_used): Likewise.
10087 (cmpqi_z_used): Likewise.
10088 (one_cmplsi2): Likewise.
10090 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10092 * config/sh/sh.c (barrier_align): Recognize branch around far
10093 branch and redundant insn.
10095 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10097 * invoke.texi: Restore documentation of the drivers' switches -MD
10100 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10102 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10104 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10105 check-objc//%): Support parallel testing of multilibs.
10106 (TESTSUITEDIR): Set to testsuite by default, but override for
10108 (check-gcc, check-g++, check-g77, check-objc): Enter
10111 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10113 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10114 * sched-deps.c (deps_may_trap_p): Likewise.
10115 * basic-block.h: Remove a comment.
10116 * flow.c (PROP_POSTRELOAD): Remove.
10117 (update_life_info): Don't add it to prop_flags.
10118 (mark_set_1): Lose the code that was enabled by it.
10120 2001-01-11 Michael Hayes <mhayes@redhat.com>
10122 * flow.c (flow_call_edges_add): New.
10123 * basic_block.h (flow_call_edges_add): New.
10125 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10127 * reload1.c (move2add_note_store): Update reg_set_luid even if
10128 base reg remains the same.
10130 2001-01-10 Nick Clifton <nickc@redhat.com>
10132 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10133 machine_function structure to zero.
10134 Add prototypes for machine_status functions.
10136 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10138 * c-common.h (CTI_VOID_LIST): Remove.
10139 (void_list_node): Likewise.
10140 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10141 (void_list_node): New macro.
10142 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10143 * config/i386/i386.c (ix86_init_builtins): Likewise.
10144 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10146 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10148 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10149 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10151 * tradcpp.c: Include mkdeps.h.
10152 (deps, print_deps_phony_targets, deps_append, output_deps,
10153 init_dependency_output, output_deps): New.
10154 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10155 deps_output): Delete.
10156 (print_deps_missing_files): Rename deps_missing_files.
10157 (inhibit_output): Make global.
10158 (main): Delete inhibit_output, deps_stream, deps_target.
10159 Use mkdeps functionality in the same way as cpplib. Remove
10160 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10161 -M and -MM. Remove old handling of deps via deps_out, and
10162 old reading of environment variables.
10163 (get_filename): Update to use deps_add_dep.
10165 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10167 * output.h (make_function_rtl): Remove prototype.
10168 (make_decl_rtl): Likewise.
10169 * varasm.c (make_function_rtl): Remove.
10170 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10171 than from a third parameter.
10172 * tree.h (make_decl_rtl): Remove last parameter.
10173 * c-decl.c (builtin_function): Remove last argument in call to
10174 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10175 (start_function): Likewise.
10176 * except.c (call_get_eh_context): Likewise.
10177 * expr.c (emit_block_move): Likewise.
10178 (clear_storage): Likewise.
10179 * profile.c (output_func_start_profiler): Likewise.
10180 * toplev.c (rest_of_decl_compilation): Likewise.
10181 * objc/objc-act.c (create_builtin_decl): Likewise.
10182 (synth_module_prologue): Likewise.
10183 (generate_static_reference): Likewise.
10184 (build_selector_reference_decl): Likewise.
10185 (build_class_reference_decl): Likewise.
10186 (build_objc_string_decl): Likewise.
10187 (build_protocol_reference): Likewise.
10189 2001-01-10 Richard Henderson <rth@redhat.com>
10191 * hwint.h: Revert yesterday's change.
10193 2001-01-10 Nick Clifton <nickc@redhat.com>
10195 * function.h (save_machine_status): Delete.
10196 (restore_machine_status): Delete.
10197 Amend comment describing {init|mark|free}_machine_status.
10199 * function.c (save_machine_status): Delete.
10200 (restore_machine_status): Delete.
10201 Amend comment describing {init|mark|free}_machine_status.
10202 (push_function_context_to): Remove invocation of
10203 save_machine_status.
10204 (pop_function_context_from): Remove invocation of
10205 restore_machine_status.
10207 * emit-rtl.c (init_emit_once): Amend comment describing
10208 {init|mark|free}_machine_status.
10210 * tm.texi (Per-Function Data): New node. Describe the
10211 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10214 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10216 * cppinit.c (OPT_g): Remove.
10217 (cpp_handle_option): Update for removed -g3.
10218 (print_help): Update.
10219 * cpplib.h (struct cpp_options): Remove debug_output.
10220 * cppmain.c (setup_callbacks, cb_define): Update.
10221 * gcc.c (cpp_options): Translate -g3 to -dD.
10223 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10225 * config/i960/i960.md: Change modifier to + on the zero_extract
10226 pattern after the (rotate -2 reg) canonicalization pattern.
10228 2001-01-10 Richard Henderson <rth@redhat.com>
10230 * config/alpha/alpha.c (alpha_free_machine_status): New.
10231 (override_options): Install it.
10232 (alpha_mark_machine_status): Verify machine non-null.
10233 * config/i386/i386.c (ix86_free_machine_status): New.
10234 (override_options): Install it.
10235 (ix86_init_machine_status): Use xcalloc.
10236 (ix86_mark_machine_status): Verify machine non-null.
10237 * config/ia64/ia64.c (ia64_free_machine_status): New.
10238 (ia64_override_options): Install it.
10239 (ia64_mark_machine_status): Verify machine non-null.
10241 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10243 * function.c (instantiate_virtual_regs): Instantiate virtual
10244 registers found in CALL_INSN_FUNCTION_USAGE.
10246 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10248 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10249 equivalent to -ansi in disabling -Di386.
10251 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10253 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10255 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10257 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10259 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10261 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10263 * invoke.texi: Document that -fcond-mismatch isn't supported for
10266 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10268 * gcc.texi: Define macro gcctabopt.
10269 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10270 @command, @env and @option in some places where appropriate. Use
10271 @gcctabopt where appropriate. Put URLs and email addresses inside
10274 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10276 * gcc.c (cpp_options): Set MD file name from output
10277 filename, if specified.
10278 (suffix_subst): New static variable.
10279 (do_spec): Clear it.
10280 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10282 (give_switch): Handle suffix_subst.
10284 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10286 * invoke.texi: Fix another typo.
10288 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10290 * invoke.texi: Fix typo.
10292 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10294 * c-lang.c (lang_hooks): Update.
10295 (lang_decode_option): Remove.
10296 (lang_init_options): Rename c_init_options.
10297 * toplev.c (main): Use lang_hooks for lang_init_options
10298 and lang_decode_option.
10299 * toplev.h (lang_hooks): Add 2 new hooks.
10300 * tree.h: Remove lang_init_options and lang_decode_option.
10301 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10302 * cp/decl2.c: Similarly.
10303 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10304 (lang_hooks): Update.
10305 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10307 (lang_init_options): Rename ffe_init_options.
10308 (lang_hooks): Update.
10309 (lang_decode_option): Remove.
10310 * java/lang.c (lang_init_options): Rename java_init_options.
10311 (lang_decode_option): Rename java_decode_option.
10312 (lang_hooks): Update.
10313 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10314 (lang_decode_option): Rename objc_decode_option.
10315 (lang_hooks): Update.
10317 2001-01-09 Nick Clifton <nickc@redhat.com>
10319 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10320 (d30v_return_addr_rtx): Delete.
10321 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10322 cfun->machine structure.
10323 (struct machine_function): Move to d30v.h
10324 (d30v_save_machine_status): Delete.
10325 (d30v_restore_machine_status): Delete.
10326 (d30v_init_machine_status): New Function.
10327 (d30v_mark_machine_status): New Function.
10328 (d30v_free_machine_status): New Function.
10329 (d30v_init_expanders): Use new functions.
10330 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10331 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10332 d30v_return_addr_rtx.
10334 * config/d30v/d30v.h (struct_machine): Move here.
10335 Add eh_epilogue_sp_ofs field.
10337 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10338 field in cfun->machine structure.
10340 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10342 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10343 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10344 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10346 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10348 * objc/lang-options.h: Remove bogus reference to
10351 2001-01-09 Kazu Hirata <kazu@hxi.com>
10353 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10356 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10358 * reload.c (find_reloads_address): Check for eliminable registers
10359 when substituting a constant expression for a pseudo.
10361 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10363 * c-common.c (enum format_type): Add format_type_error.
10364 (decode_format_type): New function.
10365 (decl_attributes): Use it.
10366 (format_kind_info): Adjust comment.
10368 2001-01-09 David O'Brien <obrien@BSDi.com>
10370 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10371 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10373 * config/i386/gnu.h: Don't include required platform specific .h files,
10374 tm.h will do it instead.
10375 * config/i386/i386elf.h: Likewise.
10376 * config/i386/linux.h: Likewise.
10377 * config/i386/moss.h: Likewise.
10378 * config/mips/gnu.h: Likewise.
10380 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10382 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10383 (rs6000-ibm-aix3.[01]*): Likewise.
10384 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10385 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10386 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10387 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10388 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10389 (powerpc-*-eabiaix*): Likewise.
10390 (powerpc-*-eabisim*): Likewise.
10391 (powerpc-*-elf*): Likewise.
10392 (powerpc-*-eabi*): Likewise.
10393 (powerpc-*-rtems*): Likewise.
10394 (powerpc-*-linux*libc1): Likewise.
10395 (powerpc-*-linux*): Likewise.
10396 (powerpc-wrs-vxworks*): Likewise.
10397 (powerpcle-wrs-vxworks*): Likewise.
10398 (powerpcle-*-sysv*): Likewise.
10399 (powerpcle-*-elf*): Likewise.
10400 (powerpcle-*-eabisim*): Likewise.
10401 (powerpcle-*-eabi*): Likewise.
10402 (powerpcle-*-solaris2*): Likewise.
10403 * config/rs6000/aix31.h: Delete includes.
10404 * config/rs6000/aix3newas.h: Likewise.
10405 * config/rs6000/aix41.h: Likewise.
10406 * config/rs6000/aix43.h: Likewise.
10407 * config/rs6000/beos.h: Likewise.
10408 * config/rs6000/rtems.h: Likewise.
10409 * config/rs6000/sysv4.h: Likewise.
10411 2001-01-09 Kazu Hirata <kazu@hxi.com>
10413 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10414 Change an argument mode of machine_mode to shift_mode of
10415 shift_mode. Remove an extra error check.
10416 (emit_a_shift): Adopt to the new calling prototype of
10418 (function_prologue): Fix code for a monitor
10419 function. Support H8/S.
10420 (function_epilogue): Do not output pop for a monitor function.
10422 2001-01-09 Nick Clifton <nickc@redhat.com>
10424 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10425 (setup_incoming_varargs): Use sysv_varargs_p field of the
10426 cfun->machine structure.
10427 (struct machine_function): Move to rs6000.h
10428 (rs6000_save_machine_status): Delete.
10429 (rs6000_restore_machine_status): Delete.
10430 (rs6000_init_machine_status): New Function.
10431 (rs6000_free_machine_status): New Function.
10432 (rs6000_init_expanders): Use new functions.
10434 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10436 (struct machine_function): Move here.
10438 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10439 sysv_varargs_p field of the cfun->machine structure.
10441 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10443 (rs6000_restore_machine_status): Remove prototype.
10445 2001-01-09 Richard Henderson <rth@redhat.com>
10447 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10448 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10449 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10450 (sched_analyze_2, sched_analyze_insn): Likewise.
10451 (sched_analyze, init_deps): Likewise.
10452 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10453 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10454 (compute_block_backward_dependences): Update propagate_deps call.
10456 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10458 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10460 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10462 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10463 (cpp_handle_option): Handle them.
10464 (cpp_post_options): Ensure one of -M or -MM is specified with
10465 any other -M? option.
10466 (init_dependency_output): Suppress output with -MG.
10468 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10470 * cpp.texi: Update.
10471 * invoke.texi: Update.
10473 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10475 * sh.md (reload_outsf): Generate recognizable patterns for
10478 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10480 * c-lang.c (lang_hooks): Update.
10481 (lang_init): Rename c_init.
10482 (lang_finish): Remove.
10483 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10484 and lang_finish ().
10485 * toplev.h (lang_hooks): Add init () and finish ().
10486 * tree.h (lang_init, lang_finish): Remove.
10487 * cp/tree.h (lang_init, lang_finish): Remove.
10488 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10489 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10491 (lang_init, lang_finish): Remove.
10492 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10493 (lang_hooks): Update.
10494 * java/lang.c (lang_init): Rename java_init.
10495 (lang_finish): Remove.
10496 (lang_hooks): Update.
10497 * objc/objc-act.c (lang_init): Rename objc_init.
10498 (lang_finish): Remove.
10499 (lang_hoooks): Update.
10501 20001-01-09 Graham Stott <grahams@redhat.com>
10503 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10504 after `ptr` is initialised.
10506 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10508 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10509 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10510 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10511 stack adjusts, instead of r3.
10513 2001-01-09 Michael Hayes <mhayes@redhat.com>
10515 * flow.c (flow_loop_scan): Break out of ...
10516 (flow_loops_find) ... here.
10517 * basic-block.h (flow_loop_scan): New.
10518 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10519 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10521 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10523 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10525 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10526 realloc()ing macro_buffer.
10528 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10529 if it's wider than long and the target's long is wider than the
10532 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10534 Remove support for using UWIN as a host machine.
10535 * configure.in: Issue an error message.
10536 * configure: Regenerated.
10537 * config.gcc: Remove xm_* UWIN configury.
10538 * config/i386/xm-uwin.h: Remove.
10540 2001-01-08 Nick Clifton <nickc@redhat.com>
10542 * config/v850/v850.c (ra_rtx): Delete.
10543 (v850_save_machine_status): Delete.
10544 (v850_restore_machine_status): Delete.
10545 (v850_init_machine_status): New function.
10546 (v850_mark_machine_status): New function.
10547 (v850_free_machine_status): New function.
10548 (v850_return_addr): Use ra_rtx field in machine structure.
10549 (v850_init_expanders): Use new functions.
10551 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10552 * config/v850/v850.c: Change arguments to v850_output+* functions
10553 to take a const char *, to avoid compile time warning.
10554 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10555 (USER_LABEL_PREFIX): Redefine.
10557 2000-01-08 Jim Wilson <wilson@redhat.com>
10559 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10560 1 to unsigned HOST_WIDE_INT before left shift.
10562 2001-01-08 Nick Clifton <nickc@redhat.com>
10564 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10565 the machine structure has been allocated.
10566 (arm_free_machine_status): New function: Free the machine
10567 specific function structure.
10569 2001-01-08 Richard Henderson <rth@redhat.com>
10571 * jump.c (simplejump_p): Revert last change.
10573 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10575 * cppinit.c (init): Rename init_library.
10576 (cpp_create_reader): Update.
10577 * gcc.c (cpp_options): If -o given, use it as the target of
10580 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10582 * arm.c (arm_arch5e): New variable.
10583 (all_cores): XScale is a 5TE device.
10584 (arm_override_options): Set arm_arch5e.
10585 (arm_init_builtins): __builtin_prefetch is in arch5e.
10586 * arm.h (arm_arch5e): Declare it.
10588 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10590 * arm.md (define_constants): Add defines for UNSPEC and
10591 UNSPEC_VOLATILE insns. Update all users.
10592 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10593 * arm.c (multi_register_push, note_invalid_constants)
10594 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10595 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10596 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10598 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10600 * jump.c (jump_optimize_1): Use reversed_comparison_code
10601 instead of can_reverse_comparison_p.
10602 (jump_back_p): Likewise.
10603 (invert_exp_1): Likewise.
10604 (thread_jumps): Likewise.
10605 * simplify-rtx.c (simplify_unary_operation): Likewise.
10606 (simplify_ternary_operation): Likewise.
10607 * cse.c (find_comparison_args): Convert to use
10608 can_reverse_comparison_p.
10609 (record_jump_equiv): Likewise.
10611 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10613 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10614 (EPILOGUE_USES): Define.
10615 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10616 automatically stack the LR if it isn't live.
10618 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10620 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10623 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10625 * ggc-page.c (max_alignment): New structure.
10626 (MAX_ALIGNMENT): New macro.
10627 (init_ggc): Use it to round up the sizes in the
10628 extra_order_size_table.
10630 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10632 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10635 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10637 * builtins.def (BUILT_IN_FPRINTF): New entry.
10639 * c-common.c (c_expand_builtin_fprintf): New function.
10640 (init_function_format_info): Handle __builtin_fprintf.
10641 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10642 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10644 * c-decl.c (duplicate_decls): Adjust comment.
10646 * extend.texi (fprintf): Document new builtin.
10648 2001-01-07 Richard Henderson <rth@redhat.com>
10650 * jump.c (simplejump_p): Recognize any single_set jump
10651 of the proper form.
10653 2001-01-07 Richard Henderson <rth@redhat.com>
10655 * configure.in (slibdir): Accept an --with-slibdir option.
10656 Use "test" not "[" in configure. Default to $(libdir).
10658 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10660 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10661 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10662 (SHLIB_LINK): Create links for the soname.
10663 * config/mips/t-iris6: Likewise.
10664 * config/sparc/t-slibgcc: Likewise.
10665 * config/sparc/t-slibgcc-sld: Likewise.
10667 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10669 * config/i386/i386.c (constant_call_address_operand): Accept
10670 (const (plus (symbol_ref) (const_int))).
10671 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10672 constant_call_address_operand.
10674 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10676 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10677 and LONG_LONG_TYPE_SIZE > 32.
10679 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10681 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10682 the previous change.
10684 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10686 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10688 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10689 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10690 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10693 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10695 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10697 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10699 * c-lang.c (c_post_options): Call cpp_post_options.
10700 * objc/objc-act.c (objc_post_options): Similarly.
10701 * cppmain.c (main): Similarly.
10702 * fix-header.c (read_scan_file): Similarly.
10703 * cppinit.c (cpp_start_read): Move option consistency checks
10704 to cpp_post_options. Don't call init_dependency_output.
10705 If needed, add default target and main file dependency.
10706 (OPT_MD, OPT_MMD): Remove.
10708 (cpp_handle_option): Update for OPT_* changes.
10709 (cpp_post_options): New.
10710 (init_dependency_output): Command line -MF overrides environment
10711 variables. Don't set default target etc. Suppress output
10712 if dependencies are going to stdout.
10713 (print_help): Update.
10714 * cpplib.h (cpp_post_options): New.
10715 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10717 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10719 * jump.c (comparison_dominates_p): Support unordered compares.
10721 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10723 * simplify-rtx.c (simplify_relational_operation): Always simplify
10724 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10727 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10729 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10730 (nonzero_bits): Likewise.
10731 (simplify_comparison): Likewise.
10732 (num_sign_bit_copies): Likewise; return more sane value depending
10733 on STORE_FLAG_VALUE.
10734 (known_cond): Do not assume EQ to be always true for equivalent
10737 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10739 * cse.c (fold_rtx): Handle unordered comparisons.
10741 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10743 * rtlanal.c (set_of_1): New static function.
10744 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10745 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10746 reg_set_last_last_regno): Remove.
10747 (set_of): New global function.
10748 (set_of_data): New structure.
10749 (reg_set_p, reg_set_last): Revamp for set_of.
10750 * rtl.h (set_of): New.
10752 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10754 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10755 * extend.texi: Document _Exit builtin.
10757 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10759 * (initialize, initialize_builtins,
10760 initialize_dependency_output, initialize_standard_includes):
10761 Rename s/initialize/init. Update.
10762 (init_dependency_output): Move to after
10763 cpp_handle_options, the correct location temporally at least.
10764 (opt_comp): Move next to init (), its caller. Fix prototype.
10765 (init): Make "initialized" local scope.
10766 (cpp_create_reader): Always call init ().
10767 (cpp_start_read): Update.
10768 (output_deps): New function, broken out of cpp_finish.
10769 (cpp_finish): Break out output_deps.
10771 2001-01-07 Richard Henderson <rth@redhat.com>
10773 * collect2.c (COFF specific stuff): Revert 12-06 patch
10774 to prototype system functions.
10776 2001-01-07 Michael Hayes <mhayes@redhat.com>
10778 * hard-reg-set.h: Add multiple include guard.
10779 * basic-block.h (struct loop): Add `sink' field.
10780 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10781 (emit_iv_add_mult): Delete.
10782 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10783 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10784 (unroll_loop): Remove end_insert_before argument.
10785 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10786 (maybe_eliminate_biv_1): Likewise.
10787 (emit_iv_add_mult): Delete.
10788 (gen_add_mult, loop_regs_update): New.
10789 (loop_insn_emit_after, loop_insn_emit_before): New.
10790 (loop_insn_sink, loop_insn_sink_or_swim): New.
10791 (emit_iv_add_mult): Delete.
10792 (scan_loop): Set loop->sink.
10793 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10794 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10795 (maybe_eliminate_biv_1): Likewise.
10796 (maybe_eliminate_biv_1): Add basic block argument.
10797 * unroll.c (unroll_loop): Remove end_insert_before argument.
10798 (find_splittable_regs): Likewise.
10799 (find_splittable_regs): Use loop_insn_sink and its ilk.
10800 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10802 2001-01-07 Michael Hayes <mhayes@redhat.com>
10804 * loop.h (loop_insn_hoist): New prototype.
10805 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10806 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10807 (check_dbra_loop, load_mems): Likewise.
10808 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10809 (find_splittable_givs): Likewise.
10811 2001-01-07 Michael Hayes <mhayes@redhat.com>
10813 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10815 2001-01-07 Richard Henderson <rth@redhat.com>
10817 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10819 2001-01-07 Richard Henderson <rth@redhat.com>
10821 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10822 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10823 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10824 variant that handles a shared libgcc.
10825 (process_command): Always validate -{static,shared}-libgcc.
10826 (do_spec_1): New 'M' case.
10827 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10829 2001-01-07 Richard Henderson <rth@redhat.com>
10831 * Makefile.in (slibdir): New variable.
10832 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10833 (installdirs): Create slibdir.
10834 (install-libgcc, install-multilib): Defer to libgcc.mk.
10835 * configure.in (slibdir): Substitute.
10836 * mklibgcc.in (install): New target.
10838 * config/t-linux (SHLIB_LINK): Create links for the soname.
10839 (SHLIB_INSTALL): New.
10840 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10841 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10842 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10843 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10844 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10846 2001-01-07 Richard Henderson <rth@redhat.com>
10848 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10849 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10850 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10852 2001-01-07 Michael Hayes <mhayes@redhat.com>
10854 * loop.c (count_loop_regs_set): Delete.
10855 (load_mems_and_recount_loop_regs_set): Delete.
10856 (loop_regs_scan): Merge common code from count_loop_regs_set,
10857 scan_loop, and load_mems_and_recount_loop_regs_set.
10858 (scan_loop): Call load_mems directly and loop_regs_scan
10859 again if new registers created.
10861 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10863 * toplev.c (main): Call the front-end specific post_options
10864 hook if one is given.
10865 * toplev.h (struct_lang_hooks, lang_hooks): New.
10866 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10867 for the C front end.
10868 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10869 lang_hooks for the C++ front end.
10870 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10871 lang_hooks for the ObjC front end.
10872 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10873 * java/lang.c (lang_hooks): Hooks for the Java front end.
10875 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10877 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10878 for verbose DWARF[2] debugging.
10879 (cb_define, cb_undef): The new callbacks.
10880 * toplev.h (debug_define, debug_undef): Make const correct.
10881 * toplev.c (debug_define, debug_undef): Similarly. Do not
10882 perform the verbosity tests here anymore.
10884 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10886 * reload.c (subst_reloads): Take INSN argument. When
10887 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10888 * reload.h (subst_reloads): Adjust prototype.
10889 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10890 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10891 present in JUMP_INSNs and copy them to JUMP_LABEL.
10892 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10893 JUMP_INSNs and insns with REG_LABELs that are followed by
10894 JUMP_INSNs with the same REG_LABEL.
10895 * sched-rgn.c (is_cfg_nonregular): Likewise.
10896 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10898 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10900 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10902 2001-01-06 Richard Henderson <rth@redhat.com>
10904 * loop.c (scan_loop): Use xcalloc for the regs array.
10905 (load_mems_and_recount_loop_regs_set): Zero the new memory
10906 received from xrealloc.
10908 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10910 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10912 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10914 * integrate.c (copy_rtx_and_substitute): When copying
10915 an ignored return value, strip REG_FUNCTION_VALUE_P.
10917 2001-01-06 Michael Hayes <mhayes@redhat.com>
10919 * loop.c (debug_biv, debug_giv): New.
10920 (loop_biv_dump): Break out from ...
10921 (record_biv): ... here.
10922 (loop_giv_dump): Break out from ...
10923 (record_giv): ... here.
10924 (loop_bivs_check): Use print_simple_rtl.
10925 * unroll.c (loop_iterations): Use print_simple_rtl.
10927 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10929 * pa.md (return, return_internal): Modify patterns to prevent regrename
10930 mucking with the return pointer.
10932 2001-01-05 Richard Henderson <rth@redhat.com>
10934 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10936 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10938 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10939 version supplied by Matteo Frigo.
10941 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10943 * cpp.texi: Update for -MQ.
10944 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10945 (cpp_cleanup): Always free pfile->deps.
10946 (initialize_dependency_output): Don't create pfile->deps.
10947 (cpp_handle_option): Similarly.
10949 * gcc.c (cpp_options): Handle -MQ.
10950 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10951 * mkdeps.c (base_name): Remove.
10952 (deps_init): Don't allocate vector space until it's needed.
10953 (deps_free): Only free vectors if allocated.
10954 (deps_add_target, deps_add_dep): Update for initial allocation.
10955 (deps_add_default_target): Don't strip to the base_name.
10957 2001-01-05 DJ Delorie <dj@redhat.com>
10959 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10960 (INIT_EXPANDERS): Define.
10962 * config/v850/v850.c (struct machine_function): Define.
10963 (v850_save_machine_status): New function.
10964 (v850_restore_machine_status): New function.
10965 (v850_return_addr): New function.
10966 (v850_init_expanders): New function.
10968 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10969 and v850_init_expanders.
10971 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10973 * cpplib.h (struct cpp_reader): Add help_only field.
10974 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10975 (cpp_handle_option): Set pfile->help_only if we see -h,
10976 --help, -target-help, or --version. Print version string but
10977 do not set help_only if we see -v or -version. Make text
10978 printed by -v match that printed by (-)-version.
10980 * cppmain.c (main): Exit after option parsing if
10981 pfile->help_only is true.
10983 * toplev.c (independent_decode_option): Call print_version,
10984 then exit, if we see --version (but not -version).
10985 (print_version): Split lengthy message into two lines.
10987 2001-01-05 Nick Clifton <nickc@redhat.com>
10989 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10990 temporary string for initialisation before calling ggc_alloc_string.
10992 2001-01-06 Michael Hayes <mhayes@redhat.com>
10994 * rtl.h (print_simple_rtl): New.
10995 * print-rtl.c (print_simple_rtl): New.
10996 (flag_simple): New.
10997 (print_rtx): Disable printing of flags and modes, etc.,
10998 if `flag_simple` nonzero.
11000 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11002 * function.c (fixup_var_refs): Use push_to_full_sequence where
11005 2001-01-05 Michael Meissner <meissner@redhat.com>
11007 * flags.h (flag_reorder_blocks): Add declaration.
11008 (flag_rename_block): Ditto.
11010 2001-01-05 DJ Delorie <dj@redhat.com>
11012 * function.c (reorder_blocks): Make sure the flags are all reset
11013 before using them to mark blocks, else a second invocation will
11014 corrupt the block chain.
11015 (reorder_blocks_0): New, resets the flags.
11017 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11019 * cse.c (find_comparison_args): Stop if the argument is known to
11022 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11024 * config/sh/sh.md (movdf): When splitting load into pair of
11025 registers, don't clobber the register used in the address too
11028 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11030 * varasm.c (mark_constant_pool): Improve initial comments.
11031 (mark_constants): Move marking of constants to mark_constant.
11032 (mark_constant): New function to recursively mark all constants
11033 referred to by a constant.
11035 2001-01-05 Catherine Moore <clm@redhat.com>
11037 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11039 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11041 * cp/lang-options.h: Bring comment in line with reality.
11042 * f/lang-options.h: Likewise.
11043 * java/lang-options.h: Likewise.
11044 * objc/lang-options.h: Likewise.
11045 * ch/lang-options.h: Likewise.
11046 * f/g77.texi: And update the manual.
11048 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11049 Denis Chertykov <denisc@overta.ru>
11051 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11052 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11053 * config/avr/avr.md (all peepholes that request a scratch register):
11054 Call it, FAIL the peephole if not safe (in interrupt functions).
11056 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11058 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11060 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11062 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11064 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11065 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11066 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11067 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11068 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11070 * extend.texi: Document these builtins.
11072 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11074 * c-common.c (lang_get_alias_set): Say we know nothing of
11075 VECTOR_TYPE aliasing.
11077 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11079 2001-01-05 Bruce Korb <bkorb@gnu.org>
11081 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11082 their x* equivalent versions for atexit-less systems
11083 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11084 systems (or any other system any more).
11086 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11088 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11089 output operands. Use arm_hard_register_operand for operand 4.
11090 (stmsi_postinc): Similarly.
11091 (ldmsi): Use arm_hard_register_operand for opernand 2.
11092 (stmsi): Similarly.
11093 * arm.c (arm_hard_register_operand): New function.
11094 * arm-protos.h (arm_hard_register_operand): Prototype it.
11096 * arm.h (HARD_REGNO_RENAME_OK): Define.
11098 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11100 * simplify-rtx.c (cfc_args): add "unordered" field.
11101 (check_fold_consts): Set unordered field.
11102 (simplify_relational_operation): Simplify the unordered
11105 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11108 * emit-rtl.c (try_split): Fix code to mark labels.
11109 * jump.c (mark_jump_label): Make global.
11110 * rtl.h (mark_jump_label): Declare.
11112 * predict.c (estimate_probability): Handle unordred comparisons.
11114 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11116 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11117 * cppinit.c (initialize_dependency_output): Update.
11118 (cpp_finish): Output dummy targets for -MP.
11120 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11121 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11122 * gcc.c (cpp_options): Update to handle -MP.
11123 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11124 to quote only the default target.
11125 (deps_phony_targets): Insert a preceding newline. Rename from
11126 deps_dummy_targets for consistency.
11129 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11131 * calls.c (emit_library_call_value_1): Support
11132 INIT_CUMULATIVE_LIBCALL_ARGS.
11133 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11135 2001-01-04 Richard Henderson <rth@redhat.com>
11137 * c-decl.c (finish_struct): Detect flexible array members
11138 used in an inappropriate context.
11139 * c-typeck.c (really_start_incremental_init): Special case
11140 constructor_max_index for zero length arrays.
11141 (pop_init_level): Allow initialization of flexible array
11142 members. Deprecate initialization of zero length arrays.
11143 Don't issue missing initializer warning for flexible array
11144 members or zero length arrays.
11145 (process_init_element): Don't dereference null DECL_SIZE.
11146 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11147 Don't abort for empty constructors. Use size_binop
11148 (output_constructor): Add commentary regarding zero length
11149 array futures. Abort if we try to initialize an array of
11150 unspecified length with a non-empty constructor in the middle
11153 * extend.texi (Zero Length): Update and clarify documentation
11154 on static initialization.
11156 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11158 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11159 with more than 32767 words of local storage.
11161 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11163 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11164 for 'abs', 'labs', and 'fabs'.
11165 (c4x_expand_builtin): Likewise.
11166 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11168 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11170 * config/sh/sh.md (prget, prset): New insn types.
11171 (return delay slot): Dont' allow prset.
11172 (call, sfunc delay slot): Don't allow prget.
11173 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11174 for prset and prget.
11176 2001-01-05 Michael Hayes <mhayes@redhat.com>
11178 * loop.h (struct loop_reg): New.
11179 (struct loop_regs): Change to use array of `struct loop_reg'.
11180 * loop.c: Replace assortment of varrays with single regs array.
11181 (count_one_set): Delete may_not_move array argument
11182 and use regs array instead. All caller's changed.
11183 (count_loop_regs_set): Delete may_not_move and single_usage
11184 arguments and use regs array instead. All caller's changed.
11185 (find_single_use_in_loop): Replace usage array argument with pointer
11186 to regs structure. All caller's changed.
11187 (loop_optimize): Delete `moved_once' array.
11189 2001-01-05 Michael Hayes <mhayes@redhat.com>
11191 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11192 Use it instead of loop_info->has_call for scanning loop mems.
11193 (check_dbra_loop): Replace loop_info->has_call test with
11194 loop_info->has_nonconst_call.
11196 2000-01-04 Matthew Hiller <hiller@redhat.com>
11198 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11201 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11203 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11204 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11206 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11208 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11209 (flag_short_double, flag_short_wchar): Define.
11210 (c_common_nodes_and_builtins): Create many tree nodes shared
11211 between C and C++ here instead of in cp/decl.c and ...
11212 * c-decl.c (init_decl_processing): ... here.
11213 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11214 (flag_short_double, flag_short_wchar): Don't define.
11215 (record_builtin_type): New function.
11216 (build_void_list_node): New function.
11217 * c-common.h (flag_short_double, flag_short_wchar,
11218 record_builtin_type, build_void_list_node): Declare.
11220 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11222 * integrate.c (expand_inline_function): Don't put a virtual
11223 register into the reg map.
11225 * function.c (fixup_var_refs_1): If force_operand didn't put
11226 the address into the target, move it there.
11228 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11230 Special-case tree_decl/tree_list allocations.
11231 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11232 (OBJECT_SIZE): New macro.
11233 (NUM_EXTRA_ORDER): Likewise.
11234 (extra_order_size_table): New variable.
11235 (NUM_ORDERS): New macro.
11236 (objects_per_page_table): New variable.
11237 (object_size_table): New variable.
11238 (G.pages): Use NUM_ORDERS to bound the array.
11239 (G.page_tails): Likewise.
11240 (DIV_ROUND_UP): Remove.
11241 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11242 (alloc_page): Use OBJECT_SIZE.
11243 (size_lookup): Don't make it const.
11244 (ggc_alloc): Use OBJECT_SIZE.
11245 (ggc_set_mark): Likewise.
11246 (ggc_get_size): Likewise.
11247 (init_ggc): Set up the object_size_table, objects_per_page_table,
11248 and adjust size_lookup.
11249 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11250 (ggc_pop_context): Use NUM_ORDERS.
11251 (clear_marks): Likewise.
11252 (sweep_pages): Likewise.
11253 (poison_pages): Likewise.
11254 (ggc_print_statistics): Use OBJECT_SIZE.
11256 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11258 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11259 Only call array_size_for_constructor if last field and array type
11260 with no upper bound.
11262 2001-01-04 Philip Blundell <philb@gnu.org>
11264 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11265 from bit 31 downwards, if this requires no more insns.
11266 (count_insns_for_constant): New helper function for above.
11268 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11270 * gencodes.c (output_predicate_decls): Remove empty initializer.
11272 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11274 * tree.c (copy_node): Remove documentation about obstacks.
11275 (buidl1): Check that nobody tries to build 2-argument nodes this
11278 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11280 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11283 * gencodes.c (output_predicate_decls): Fill empty initializer
11286 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11288 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11289 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11291 (do_include): Handle missing headers like cpp0.
11292 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11293 paths with first include pathname. Don't strcat to uninitialized
11296 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11298 * regrename.c (regrename_optimize): Don't rename from frame pointer
11299 if frame_pointer_needed.
11300 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11301 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11302 (ia64_reorg): Use it instead of scheduling if ! optimize.
11303 (errata_emit_nops): Properly call asm_noperands.
11304 (ia64_sched_reorder): Finish cycle if we see an asm.
11305 (ia64_variable_issue): Clear scheduling state after asms.
11307 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11309 * cpp.texi: Update for -MT.
11310 * cppinit.c (initialize_dependency_output): Add a default
11311 target if none has been given already.
11312 (no_tgt, OPT_MT): New.
11313 (cpp_handle_option): Handle -MT. Update -M etc.
11314 * cpplib.h (struct cpp_options): Remove deps_target.
11315 * gcc.c (cpp_options): Handle -MT.
11316 * mkdeps.c (struct deps): Move from mkdeps.h.
11317 (deps_calc_target): Rename deps_add_default_target. Add a
11318 default target if none has been specified already.
11319 * mkdeps.h (struct deps): Move to mkdeps.c.
11320 (deps_calc_target): Rename deps_add_default_target.
11322 2000-01-03 Richard Henderson <rth@redhat.com>
11324 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11326 * c-typeck.c (push_init_level): Move checks for flexible array
11327 members and zero length arrays ...
11328 (pop_init_level): ... here. Silently discard empty initializations.
11330 * varasm.c (output_constructor): Update for sizeof change to
11331 zero-length arrays.
11333 * extend.texi (Zero Length): Clarify semantics.
11335 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11337 * configure.in (tm.h): Include isns-codes.h last.
11338 * configure: Rebuilt.
11340 2001-01-03 Richard Henderson <rth@redhat.com>
11342 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11343 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11345 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11347 * tradcpp.c (main): Make sure finclude() is called with a valid
11348 indepth value while handling -include.
11350 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11352 * gencodes.c (output_predicate_decls): New function.
11354 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11355 even if it is not the first time machmode.h is #included.
11356 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11357 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11358 * gcc.texi (Copyright): Added 2001.
11360 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11362 * c-common.c (c_common_lang_init): New function. Warn if format
11363 warning options which only have effects when used with -Wformat
11364 are used without -Wformat.
11365 * c-common.h (c_common_lang_init): Declare.
11366 * c-lang.c (lang_init): Call c_common_lang_init.
11367 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11369 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11371 * configure.in: Check for the mktemp command.
11372 * configure: Regenerate.
11373 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11374 $TEMP. Create temporary files with mktemp, if available at
11375 configure time; otherwise use set -C. Remove temporary files
11378 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11380 * configure.in: Require at least texinfo 4.0. Check for whether
11381 Pod::Man is sufficiently recent to regenerate GCC manpages.
11382 * configure: Regenerate.
11383 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11385 (GENERATED_MANPAGES): Define.
11386 (generated-manpages): New target. Depend on cpp.1 as well as
11388 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11389 configure to generated-manpages or empty) rather than on the
11390 manpages directly. Remove execute permission from installed
11391 gcov.1 as well as cpp.1.
11392 * cpp.1, gcov.1: Regenerate.
11394 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11396 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11397 tree_low_cst. Allow using cmpstrsi in more cases.
11399 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11401 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11404 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11406 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11407 * Makefile.in (HOST_CFLAGS): Mention build-make.
11409 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11411 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11414 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11416 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11419 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11422 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11423 reg_base_value and reg_known_value arrays.
11424 (init_alias_analysis): Add more cases to detect known values.
11425 * sched-deps.c (deps_may_trap_p): New function.
11426 (sched_analyze_2): Use it.
11428 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11430 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11431 don't discard an ASHIFTRT if we're shifting in a wider mode.
11433 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11435 * toplev.c (rest_of_compilation): Don't print basic block information
11436 when CFG isn't up to date.
11438 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11440 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11441 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11442 (UNALIGNED_SHORT_ASM_OP): Define.
11443 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11445 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11447 * fold-const.c (fold_convert): Fix typo.
11449 2001-01-02 Richard Henderson <rth@redhat.com>
11451 * c-common.h (ASM_INPUT_P): New.
11452 * c-parse.in (asm): Set it when needed.
11453 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11454 existance of an operand.
11456 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11458 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11459 (dwarf2out_frame_debug_expr): Likewise.
11460 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11462 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11464 * i386.c (ix86_split_to_parts): Return number of part required;
11466 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11468 (ix86_split_long_move): Use number of part returned
11469 by ix86_split_to_parts
11470 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11472 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11473 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11474 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11475 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11476 (ALIGN_MODE_128): Add TFmode.
11477 (IS_STACK_MODE): Likewise.
11478 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11479 (HARD_REGNO_OK): Support TFmodes.
11480 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11481 * i386.md (scheduler definitions): Use memory operand to determine
11482 fst/fld instructions; use mode attribute to determine real mode of
11484 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11485 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11487 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11489 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11491 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11493 * expr.c (store_constructor_field): Update ALIGN before calling
11496 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11498 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11501 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11503 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11506 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11508 * c-decl.c (start_function): Don't warn on third parameter to main.
11510 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11512 * tsystem.h: Define HAVE_DECL_GETOPT.
11514 2001-01-02 Philip Blundell <pb@futuretv.com>
11516 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11519 2001-01-02 Richard Henderson <rth@redhat.com>
11521 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11523 2001-01-02 Andreas Jaeger <aj@suse.de>
11525 * c-decl.c (c_decode_option): Remove support of
11526 -Wmissing-noreturn.
11528 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11529 (W_options): Add -Wmissing-noreturn here.
11531 * flow.c: Define lang_missing_noreturn_ok_p.
11532 (check_function_return_warnings): Use it.
11534 * c-common.h: Declare lang_missing_noreturn_ok_p.
11536 * c-lang.c (c_missing_noreturn_ok_p): New function.
11537 (lang_init): Set lang_missing_noreturn_ok_p.
11539 * invoke.texi (Warning Options): Document this.
11541 2000-12-27 Phil Edwards <pme@sources.redhat.com>
11543 * extend.texi (C++ Extensions): New node for C++ attributes;
11544 describe init_priority and com_interface.
11545 * invoke.texi: Remove -finit-priority as it now has zero effect.
11546 * install.texi: Fix xref syntax.
11547 * md.texi: Likewise.
11549 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11551 * config.gcc (sparc64-wrs-vxworks*): New case.
11552 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11554 * config/sparc/sparc.c (sparc_override_options): Do support different
11555 pointer and architecture size.
11556 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11557 (POINTERS_EXTEND_UNSIGNED): Define.
11558 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11559 (FUNCTION_MODE): Define to be Pmode.
11560 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11562 * function.c (expand_function_end): Properly handle DECL_RESULT
11563 and copy when ptr_mode != Pmode.
11564 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11566 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11568 * c-common.c (c_common_nodes_and_builtins): Set prototype
11569 parameters for __builtin_fputs, __builtin_fputc and
11570 __builtin_fwrite. Don't declare plain fputc as a builtin.
11572 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11574 * loop.c (add_label_notes): Increment the label usage count when
11575 a note is added to an insn which refers to a CODE_LABEL.
11576 * gcse.c (add_label_notes): Likewise.
11578 2001-01-01 Andreas Jaeger <aj@suse.de>
11580 * loop.c (scan_loop): Use xmalloc to allocate movables.
11582 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11584 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11585 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11586 * reload1.c (REGISTER_MOVE_COST): Likewise.
11587 * regclass.c (REGISTER_MOVE_COST): Likewise.
11588 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11589 dimension. Adjust all users.
11590 (init_reg_sets_1): Iterate on all modes.
11591 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11592 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11593 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11594 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11595 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11596 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11597 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11598 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11599 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11600 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11601 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11602 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11603 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11604 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11605 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11606 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11607 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11608 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11609 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11610 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11611 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11612 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11613 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11614 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11615 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11616 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11617 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11619 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11621 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11622 arg VARIES_P. Call it with extra arg.
11623 (true_dependence): Likewise.
11624 * rtl.h (rtx_addr_can_trap_p): Declare.
11625 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11627 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11628 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11629 pic offset table register if it's zero. All callers changed.
11630 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11632 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11634 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11635 STRING_POOL_ADDRESS_P.
11637 * config/sparc/sparc.c (input_operand): Properly test for short op.
11639 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11640 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11641 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11642 * config/sparc/elf.h: No longer include sol2.h.
11643 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11644 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11646 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11648 2001-01-01 Michael Hayes <mhayes@redhat.com>
11650 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11651 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11652 (record_initial): Likewise.
11653 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11654 (remap_split_bivs): Likewise.
11656 2001-01-01 Michael Hayes <mhayes@redhat.com>
11658 * loop.c (loop_ivs_free): New function.
11659 (strength_reduce): Break out from...
11661 2001-01-01 Michael Hayes <mhayes@redhat.com>
11663 * loop.h (struct iv): New.
11664 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11665 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11666 'reg_biv_class' fields with 'regs' and 'n_regs'.
11667 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11668 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11669 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11671 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11673 * resource.c (mark_referenced_resources): Abort() before
11674 attempting to mark a pseudo register.
11675 (mark_set_resources): Likewise.
11677 2001-01-01 Michael Hayes <mhayes@redhat.com>
11679 * loop.h (REG_IV_CLASS): New accessor macro.
11680 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11681 * unroll.c (REG_IV_CLASS): Likewise.
11683 See ChangeLog.4 for earlier changes.