1 2001-05-23 Richard Henderson <rth@redhat.com>
3 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
5 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
7 * cpp.texi: Update for handling of charconsts.
8 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
9 diagnostics. Skip to the end if the UCS is too short.
10 (cpp_interpret_charconst): Long charconsts issue a warning
13 2001-05-23 Richard Henderson <rth@redhat.com>
15 * doc/install.texi (alpha-linux): Require binutils 2.11.
17 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
19 * c-lex.c (read_escape, read_ucs): Delete.
20 (lex_string): Use cpp_parse_escape.
21 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
22 if not C++ or not C99. Warn if traditional.
23 (parse_escape): Rename cpp_parse_escape. Make the bitmask
24 unsigned. Warn for out-of-range escape sequences here.
25 Update to use maybe_read_ucs.
26 (cpp_interpret_charconst): Don't warn here.
27 * cpplib.h (cpp_parse_escape): New exported function.
29 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
31 * extend.texi (Attribute Syntax): Clarify application of
32 attributes to parameters declared as functions or arrays.
34 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
36 * dbxout.c (dbxout_type_methods): Do still group methods by name.
38 2001-05-23 Zack Weinberg <zackw@stanford.edu>
40 * diagnostic.c (vnotice): Kill.
41 (fnotice): Call vfprintf directly.
42 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
43 verbatim, set_diagnostic_context): Rename string argument to
44 indicate that it is run through gettext.
45 (vbuild_message_string, build_message_string, output_do_printf):
46 Rename string argument to indicate that it is NOT run through
48 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
49 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
50 Run msgid argument through gettext.
51 (default_print_error_function): Run constant strings through
52 gettext when nothing else will.
53 (fatal_error, internal_error, error_recursion): Use fnotice.
54 Present complete sentences to gettext.
56 2001-05-23 Mark Mitchell <mark@codesourcery.com>
58 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
60 2001-05-23 Richard Henderson <rth@redhat.com>
62 * function.c (expand_function_start): Always use a pseudo
63 for the function result value.
65 2001-05-22 Richard Henderson <rth@redhat.com>
67 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
68 section pointer alignment.
70 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
72 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
73 of __USER_LABEL_PREFIX__.
75 2001-05-22 Richard Henderson <rth@redhat.com>
77 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
78 (__deregister_frame_info_bases): New.
79 * unwind-dw2-fde.h: Declare it.
80 * libgcc-std.ver: Export it.
81 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
82 called __register_frame_info_bases.
84 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
86 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
87 instead of #elif (which is OK for this case but not in general).
89 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
91 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
92 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
93 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
94 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
95 "r2" to the assembly file. Only issue allocs with non-zero parameters.
97 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
98 David O'Brien <obrien@freebsd.org>
100 * config/freebsd.h (LIB_SPEC): Key the exact setting to
101 configure-time options and target version of FreeBSD. Set-up
102 to match architectural change in threading support. Correctly
103 report when -pthread option is not supported by configure-time
105 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
106 and extend to encode target version number in run-time setting
107 of __FreeBSD__ macro to match the system compiler.
108 (CPP_PREDEFINES): Likewise.
109 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
111 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
112 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
114 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
115 David O'Brien <obrien@freebsd.org>
117 * config.gcc (the unlabeled system switch statement): Add
118 generic configuration section to handle *-*-freebsd*. Also,
119 to match the system compiler, default to threading support (it
120 may be disabled with the standard --disable-threads
121 configuration-time switch).
122 (i[34567]86-*-freebsd* in machine-specific section): Use it.
123 (alpha*-*-freebsd* in machine-specific section): Likewise.
125 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
126 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
127 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
128 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
129 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
131 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
132 David O'Brien <obrien@freebsd.org>
134 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
135 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
136 -pthread instead setting macro.
138 2001-05-22 Richard Henderson <rth@redhat.com>
140 * crtstuff.c (__register_frame_info_bases): Declare.
141 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
142 (__do_global_dtors_aux, __do_global_dtors): Streamline.
144 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
145 (CRT_GET_RFIB_DATA): New.
146 * config/i386/sysv4.h: Likewise.
147 * config/i386/sco5.h: Likewise.
148 (ASM_PREFERRED_EH_DATA_FORMAT): New.
150 2001-05-22 Richard Henderson <rth@redhat.com>
152 * rtl.c (read_string): Break out from ...
153 (read_rtx): ... here.
155 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
157 * doc/install.texi (Specific): Remove a bogus and duplicate part
158 copied from the end of the document.
160 2001-05-22 Bernd Schmidt <bernds@redhat.com>
162 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
164 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
166 * install.texi: Remove obsolete information on SunOS as well as
167 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
168 (Installing GNU CC on the Sun): Remove section.
170 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
172 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
173 keep errno unchanged on success.
175 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
177 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
178 once for hexadecimal floats, whether or not they contain a decimal
179 point. Don't let the setting of pedantic otherwise affect the
180 parsing of hexadecimal floats.
182 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
184 * README.ACORN: Remove obsolete file.
186 2001-05-22 Jan Hubicka <jh@suse.cz>
188 * combine.c (gen_binary): Use swap_commutative_operands_p
189 (simplify_comparison): Likewise.
190 * expmed.c (emit_store_flag): Likewise.
191 * expr.c (compare_from_rtx): Likewise.
192 (do_compare_rtx_and_jump): Likewise.
193 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
194 if not emitting a branch and operands want swapping.
196 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
198 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
199 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
200 (maybe_get_identifier): Update.
201 * tree.h (make_identifier): Delete.
203 2001-05-21 Richard Henderson <rth@redhat.com>
205 * combine.c (subst): Do not substitute for a register as
206 a destination subreg/strict_low_part/zero_extract.
208 * combine.c (simplify_comparison): Update op1 after constant
210 * recog.c (const_int_operand): Accept only constants valid
212 * genrecog.c: Update comments wrt const_int_operand.
214 * emit-rtl.c (init_emit_once): Zero unused memory in a
217 2001-05-21 Mark Mitchell <mark@codesourcery.com>
219 * tree.h (type_num_arguments): Declare it.
220 * tree.c (type_num_arguments): New function.
222 2001-05-21 Richard Henderson <rth@redhat.com>
224 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
227 2001-05-21 Geoff Keating <geoffk@redhat.com>
229 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
231 (minsf3): Use rs6000_emit_minmax.
232 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
234 (movsfcc): Use rs6000_emit_cmove.
235 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
236 Don't generate emit_fselsfsf4.
237 (fseldfsf4): Likewise.
238 (maxdf3): Use rs6000_emit_minmax.
240 (mindf3): Use rs6000_emit_minmax.
241 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
243 (movdfcc): Use rs6000_emit_cmove.
244 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
245 Don't generate emit_fselsfsf4.
246 (fselsfdf4): Likewise.
247 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
248 (min_max_operator): New predicate.
249 (rs6000_emit_cmove): New function.
250 (rs6000_emit_minmax): New function.
251 * config/rs6000/rs6000-protos.h: Prototype new functions.
252 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
253 and min_max_operator.
255 * config/rs6000/rs6000.c (output_cbranch): Handle all
256 conditional types in the switch statement.
258 2001-05-21 Mark Mitchell <mark@codesourcery.com>
260 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
261 non-register variables.
262 * extend.texi: Document that asm-specifications do not make sense
263 for non-static local variables.
265 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
267 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
268 (dbxout_type_fields): Lose minimal_debug support.
269 (dbxout_type_methods, dbxout_type): Likewise.
271 2001-05-17 Andrew Haley <aph@redhat.com>
273 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
275 2001-05-21 Richard Henderson <rth@redhat.com>
277 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
280 2001-05-20 Richard Henderson <rth@redhat.com>
282 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
283 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
284 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
285 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
286 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
288 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
289 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
290 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
291 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
292 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
293 DEBUG_PUBNAMES_SECTION): Rename as above.
294 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
296 2001-05-20 Richard Henderson <rth@redhat.com>
298 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
299 operands unless the operation is commutative.
301 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
303 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
306 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
308 * extend.texi: Clarify documentation of extensions included in ISO
309 C99. Prefer C99 terminology and syntax to old GNU terminology and
310 syntax. Add more index entries. Document mixed declarations and
311 code as an extension in C89 mode. Warn about future changes to
312 semantics of inline functions. Fixes PR other/930.
314 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
316 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
317 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
318 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
319 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
321 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
323 2001-05-20 Richard Henderson <rth@redhat.com>
325 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
326 to be output before a branch.
328 2001-05-20 Richard Henderson <rth@redhat.com>
330 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
332 2001-05-20 Richard Henderson <rth@redhat.com>
334 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
335 (ASM_DOUBLE): Remove.
336 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
337 * config/i386/sun386.h: Likewise.
339 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
340 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
342 * config/i386/cygwin.h (INT_ASM_OP): Remove.
343 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
344 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
345 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
347 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
348 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
349 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
350 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
351 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
352 * config/i386/win32.h: Likewise.
354 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
356 * invoke.texi: Add more options to summary list.
358 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
360 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
361 used. Fixes PR c/2291.
364 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
366 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
367 the -fpic and -fPIC options, clear flag_pic.
369 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
371 * hashtable.c (calc_hash): Fix HASHSTEP definition.
372 * stringpool.c (make_identifier): No statistics here anymore.
373 * objc-act.c (steup_string_decl): Remove redundant check.
375 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
377 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
378 cpplib.o, cpphash.o, fix-header): Update.
379 (hashtable.o): New target.
380 * c-common.h: Include cpplib.h. Define C_RID_CODE and
381 struct c_common_identifier here.
382 * c-lang.c (c_init_options): Update. Call set_identifier_size.
383 * c-lex.c (c_lex): Update.
384 * c-pragma.h: Update.
385 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
387 (C_RID_CODE): Delete.
388 * cpphash.c: Rewrite to use hashtable.c.
389 * cpphash.h: Update include guards.
390 (struct cpp_reader): Remove hashtab.
391 hash_ob and buffer_ob are no longer pointers. Add hash_table
393 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
394 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
395 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
396 * cppinit.c (cpp_create_reader): Update.
397 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
398 (cpp_interpret_charconst): Eliminate warning.
399 * cpplib.c (do_pragma, do_endif, push_conditional,
400 cpp_push_buffer, cpp_pop_buffer): Update.
401 (_cpp_init_stacks): Rename cpp_init_directives.
402 (_cpp_cleanup_stacks): Remove.
403 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
404 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
405 cpp_forall_identifiers, cpp_create_reader): Update.
406 (C_RID_CODE, cpp_make_node): New.
407 (c_common_identifier): New identifier node for C front ends.
408 * cppmain.c (main): Update.
409 * fix-header.c (read_scan_file): Update.
410 * flags.h (id_clash_len): Make unsigned.
411 * ggc.h (ggc_mark_nonnull_tree): New.
414 * stringpool.c: Update comments and copyright. Update to use
416 * toplev.c (approx_sqrt): Move to hashtable.c.
417 (id_clash_len): Make unsigned.
418 * toplev.h (ident_hash): New.
419 * tree.c (gcc_obstack_init): Move to hashtable.c.
420 * tree.h: Include hashtable.h.
421 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
422 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
423 (struct tree_identifier): Update.
424 (make_identifier): New.
426 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
427 (C_RID_CODE): Remove.
428 * lex.c (cxx_init_options): Call set_identifier_size. Update.
429 (init_parse): Don't do it here.
431 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
433 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
435 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
437 (expand_eh_return): Convert between word_mode and Pmode.
438 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
440 (execute_stack_op): Likewise.
441 (execute_cfa_program): Likewise.
442 (uw_frame_state_for): Likewise.
443 (uw_update_context_1): Likewise.
444 * unwind.inc (_Unwind_Reason_Code): Likewise.
445 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
446 (EH_RETURN_STACKADJ_RTX): Likewise.
447 * config/mips/mips.c (compute_frame_size): Make space for saving
449 (mips_expand_epilogue): Handle EH stack adjustments.
450 * config/mips/mips.md (eh_return): New pattern.
451 (eh_set_lr_si): Likewise.
452 (eh_set_lr_di): Likewise.
453 Add splitter to perform EH return after reload.
455 2001-05-19 Mark Mitchell <mark@codesourcery.com>
457 * jump.c (mark_jump_label): Tidy previous change.
459 2001-05-19 Bruce Korb <bkorb@gnu.org>
461 * fixinc/genfixes: no need for two warnings
462 * fixinc/Makefile.in: open stdin for those building with a closed one.
464 2001-05-19 Mark Mitchell <mark@codesourcery.com>
466 * jump.c (jump_optimize_1): Tidy.
467 (mark_jump_label): When changing the label in a LABEL_REF, change
468 update any REG_EQUAL notes as well.
470 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
472 * c-parse.in (parm_declarator): Split into
473 parm_declarator_starttypename and parm_declarator_nostarttypename.
474 (parm_declarator_starttypename, parm_declarator_nostarttypename):
475 New. Allow parenthesised sub-declarators which don't begin with a
476 TYPENAME. Fixes PR c/166.
478 2001-05-19 Mark Mitchell <mark@codesourcery.com>
480 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
482 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
484 * toplev.c (main): If the target does not allow profiling without
485 a frame pointer, issue an error message.
486 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
489 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
491 * recog.c (general_operand): Modify last change to allow it if reload
494 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
496 * recog.c (general_operand): Prohibit nonzero subreg bytes on
497 subregs containing mem.
499 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
501 * regrename.c (regrename_optimize): frame pointer register can
504 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
506 * README.DWARF: Move into dwarfout.c.
508 2001-05-18 Dale Johannesen <dalej@apple.com>
510 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
511 specific misuse of r0 as a reload address.
513 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
518 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
520 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
521 (add_to_sequence): Make that decision type.
522 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
523 (write_switch, write_cond, debug_decision_2): Likewise.
525 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
527 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
530 2001-05-18 Stan Shebs <shebs@apple.com>
532 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
533 * configure: Regenerate.
535 2001-05-18 Per Bothner <per@bothner.com>
537 Changes needed for java/jvspec.c
538 * gcc.h (n_infiles, outfiles): Add declarations.
539 * gcc.c (n_infiles, outfiles): Mske no longer static.
541 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
543 * config/pa/som.h (EXCEPTION_SECTION): Define.
545 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
547 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
549 Add have_location_lists, a variable to determine whether we need a
550 .debug_loc section or not.
551 (enum dw_val_class): Add dw_val_class_loc_list.
552 (dw_val_struct): Add val_loc_list.
553 (dw_loc_list_struct): New structure, represents location lists.
554 (new_loc_list): New function, return a new location list, given
555 the range and location expression.
556 (add_loc_descr_to_loc_list): New function, add a location
557 expression to a location list, given the expression and range.
558 (output_loc_list): New function, output a location list.
559 (gen_internal_sym): Modified to take symbol prefix, so we can
560 reuse it for location list symbols.
561 (add_AT_loc_list): New function, add a location list to a DIE at
563 (AT_loc_list): New function, return the location list reference
564 for a given attribute, if it's a location list.
565 (print_die): Handle dw_val_class_loc_list.
566 (size_of_die): Ditto.
567 (value_format): Ditto.
569 (output_location_lists): New function, output all of the location
570 lists for a DIE and it's children.
571 (dwarf2out_finish): Call output_location_lists if we have location
575 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
577 * gcse.c (try_replace_reg): First try global replace, later try to
578 simplify the expression.
580 * gcse.c (find_used_regs): Change calling convention; work via
582 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
584 2001-05-18 Bernd Schmidt <bernds@redhat.com>
587 2001-02-09 Nick Clifton <nickc@redhat.com>
588 * config/arm/arm.md: Change output constraint on post inc
589 load/store multiple patterns to be a read/write constraint.
591 2001-05-18 Mark Mitchell <mark@codesourcery.com>
593 * basic-block.h (struct basic_block_def): Add documentation about
594 what a basic block is, and what the various fields are used for.
595 * flow.c (calculate_globlal_regs_live): Add documentation about
596 how the algorithm works, and how we know that it will terminate.
597 Check that the the inductive assumption that guarantees
598 termination actually holds.
599 (mark_used_regs): Treat conditionally set registers as used.
600 (debug_regset): Add comment.
601 * rtl.texi (cond_exec): Add documentation.
603 * function.c (expand_function_start): Avoid creating BLKmode
606 2001-05-17 Mark Mitchell <mark@codesourcery.com>
608 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
609 DIE, even if it has no children.
610 (dwarf2out_finish): Always output the line-number table, even if
613 2001-05-18 David Edelsohn <edelsohn@gnu.org>
615 * rs6000.md (movsfcc,movdfcc): Remove NE case.
617 2001-05-17 Bruce Korb <bkorb@gnu.org>
619 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
620 * fixinc/genfixes: emit a warning if AutoGen is out of date
622 2001-05-17 Brendan Conoboy <blc@cygnus.com>
623 Bruce Korb <bkorb@gnu.org>
625 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
626 found in fixinc directory. Facilitates binary distributions.
628 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
630 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
633 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
635 * dwarf2out.c (modified_type_die): Equate qualified type to die.
637 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
639 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
640 (simplify_subreg): Handle complex types represented as CONCAT.
642 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
643 * rtl.h (swap_commutative_operands_p): Declare.
644 * rtlanal.c (swap_commutative_operands_p): New.
645 (operand_preference): New static function.
647 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
648 (gen_binary): Likewise.
649 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
650 * simplify-rtx.c (simplify_gen_binary,
651 simplify_gen_relational): Likewise.
653 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
655 * cse.c (fold_rtx): Use simplify_subreg.
657 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
658 (simplify_gen_subreg): New.
659 (simplify_rtx): Use simplify_subreg.
660 * rtl.h (simplify_gen_subreg): Declare.
662 2001-05-17 Mark Mitchell <mark@codesourcery.com>
664 * doc/install.texi: Update Solaris information.
666 * except.h (protect_cleanup_actions): Remove it.
667 (lang_protect_cleanup_actions): Declare it.
668 * except.c (protect_cleanup_actions): Remove it.
669 (lang_protect_cleanup_actions): New variable.
670 (init_eh): Don't make protect_cleanup_actions a GC root.
671 (expand_eh_region_and_cleanup): Call
672 lang_protect_cleanup_actions.
673 (output_function_exception_table): Remove unused `align'
675 * varasm.c (assemble_external): Abort if we have not yet
676 opened the assembly output file.
678 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
680 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
681 for eh_personality_libfunc.
683 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
685 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
686 when calling simplify_subreg. This is needed to allow replacing
687 of expression of one mode by expression of different mode.
689 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
691 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
693 2001-05-17 Bernd Schmidt <bernds@redhat.com>
695 * expr.c (protect_from_queue): Protect against subsequent calls to
697 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
700 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
702 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
704 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
706 * gccbug.in (CATEGORIES): Add "bootstrap".
708 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
710 * simplify-rtx.c (simplify_subreg): Break out from ...
711 * combine.c (combine_splify_rtx) ... here and ...
712 * recog.c (validate_replace_rtx_1): ... here;
713 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
714 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
715 (subreg_lowpart_p): ... here.
717 2001-05-17 Bernd Schmidt <bernds@redhat.com>
719 * stmt.c (expand_asm_operands): For inout operands, make sure
720 the substitution of '=' for '+' makes it into the rtl.
722 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
723 (reload_as_needed): Call update_eliminable_offsets a bit later.
725 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
727 * gcc.texi (gccbug): Refer to the web pages for detailed information
730 2001-05-16 Zack Weinberg <zackw@stanford.edu>
732 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
734 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
735 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
736 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
737 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
738 * cross-make: Don't set LIBGCC1.
739 * mklibgcc.in: Delete all code for building from libgcc1.c.
740 Always honor LIB1ASMFUNCS if set.
742 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
743 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
744 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
745 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
746 config/i386/uwin.asm, config/m68hc11/larith.asm,
747 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
748 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
749 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
750 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
751 Delete or update references to libgcc1 in commentary.
753 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
754 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
755 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
756 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
757 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
758 config/arm/t-semi, config/arm/t-strongarm-coff,
759 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
760 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
761 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
762 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
763 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
764 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
765 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
766 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
767 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
768 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
769 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
770 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
771 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
772 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
773 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
774 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
775 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
776 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
777 config/mips/t-ultrix, config/mn10200/t-mn10200,
778 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
779 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
780 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
781 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
782 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
783 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
784 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
785 config/sparc/t-sparclite, config/sparc/t-splet,
786 config/sparc/t-sunos41, config/sparc/t-vxsparc,
787 config/sparc/t-vxsparc64, config/v850/t-v850:
788 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
790 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
791 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
792 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
793 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
794 nongcc_SI_type, nongcc_word_type, or perform_*
795 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
797 * config/i386/386bsd.h, config/i386/beos-elf.h,
798 config/i386/linux-aout.h, config/i386/linux-oldld.h,
799 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
800 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
801 Don't include i386/perform.h.
803 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
804 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
805 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
806 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
807 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
808 config/vax/t-openbsd, config/vax/t-vax: Delete.
810 * config.gcc: Remove references to deleted files.
811 (arm-semi-aof): Use arm/t-semi for tmake_file.
813 * gcc.texi, install.texi, invoke.texi, tm.texi:
814 Delete or rewrite text which is no longer relevant now that
815 libgcc1 no longer exists.
817 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
818 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
820 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
821 Bruce Korb <bkorb@gnu.org>
823 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
826 2001-05-16 Zack Weinberg <zackw@stanford.edu>
828 * i386.md: Add two peepholes to clean up code generated by
831 2001-05-16 Richard Henderson <rth@redhat.com>
833 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
834 variants of non-absolute encodings.
836 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
838 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
839 __register_frame_info_table_bases): Export.
841 2001-05-16 Richard Henderson <rth@redhat.com>
843 * except.c (eh_data_format_name): Move to ...
844 * dwarf2asm.c: ... here. Use designated initializers if available.
845 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
846 * dwarf2asm.h: Update declarations.
847 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
848 ASM_PREFERRED_EH_DATA_FORMAT.
849 (output_call_frame_info): Likewise. Use 'L' augmentation for
852 * unwind-dw2-fde.h (struct fde_vector): New.
853 (struct old_object): Rename from struct object.
854 (struct object): New.
855 (__register_frame_info_bases): Declare.
856 (__register_frame_info_table_bases): Declare.
857 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
858 * unwind-dw2-fde.c (objects): Remove.
859 (unseen_objects, seen_objects): New.
860 (__register_frame_info_bases): New.
861 (__register_frame_info): Use it.
862 (__register_frame_info_table_bases): New.
863 (__register_frame_info_table): Use it.
864 (__deregister_frame_info): Rewrite for changed object struct.
865 (base_from_object, get_cie_encoding, get_fde_encoding): New.
866 (fde_unencoded_compare): Rename from fde_compare; uninline.
867 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
868 (start_fde_sort): Adjust for new definition of fde_vector.
869 (fde_insert): Likewise.
870 (end_fde_sort): Likewise. Select comparison function based
871 on properties of the object.
872 (fde_split): Take object and fde_compare_t arguments.
873 (frame_heapsort, fde_merge): Likewise.
874 (classify_object_over_fdes): Rename from count_fdes. Handle
875 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
877 (add_fdes): Handle encoded pointers.
878 (init_object): Rename from frame_init. Update for new struct object.
879 (linear_search_fdes): Rename from search_fdes. Handle encoded
881 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
882 (binary_search_single_encoding_fdes): New.
883 (binary_search_mixed_encoding_fdes): New.
884 (search_object): New.
885 (_Unwind_Find_FDE): Update for new struct object. Fill in
887 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
888 iterating over EH data.
889 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
890 fde_encoding, lsda_encoding.
891 (read_uleb128, read_sleb128): Remove.
892 (read_encoded_pointer): Remove. All callers use read_encoded_value.
893 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
894 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
896 * unwind-pe.h: Add "struct" to _Unwind_Context references.
898 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
900 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
901 * cpphash.c (_cpp_lookup_with_hash): Similarly.
902 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
903 cpp_spell_token, cpp_output_token): Similarly.
904 * cpplib.c (lex_macro_node, do_undef, do_pragma,
905 do_pragma_poison, parse_assertion, do_assert): Similarly.
906 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
907 save_parameter, _cpp_create_definition, check_trad_stringification,
908 cpp_macro_definition): Similarly.
909 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
910 * c-lex.c (cb_undef, c_lex): Similarly.
911 * fix-header.c (recognized_function): Similarly.
912 * cpplib.h (NODE_LEN, NODE_NAME): New.
913 (cpp_hashnode): Rename length len.
915 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
917 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
920 2001-05-16 Andreas Jaeger <aj@suse.de>
922 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
924 * toplev.c: Include dwarf2asm.h for prototype of
925 dw2_output_indirect_constants.
927 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
929 * stmt.c (expand_asm_operands): Be able to offload addressof
930 expression to memory. (PR optimization/185)
932 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
934 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
935 applying distributive law.
937 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
939 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
941 * gthr-dce.h (UNUSED): Attribute unused macro.
942 (__gthread_key_dtor): Make arguments UNUSED.
943 (__gthread_key_delete): Revise for compatibility with DRAFT4
946 2001-05-16 David Edelsohn <edelsohn@gnu.org>
948 * doc/install.texi: Update AIX information.
949 * README.RS6000: Remove obsolete file.
951 2001-05-16 Jakub Jelinek <jakub@redhat.com>
952 Nathan Sidwell <nathan@codesourcery.com>
954 * gcc.c (give_switch): Don't write before start of string.
955 Always append suffix.
957 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
959 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
962 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
964 * README.ALTOS: Remove obsolete file.
966 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
968 * c-lex.h (save_and_forget_protocol_qualifiers,
969 forget_protocol_qualifiers, remember_protocol_qualifiers):
970 Remove deleted functions' prototypes.
972 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
974 * c-parse.in (methodtype): New production.
975 (methoddef, methodproto): Collapse separate '-' and '+'
978 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
980 * c-common.h (RID_FIRST_PQ): New.
981 * c-parse.in (objc_pq_context): New.
982 (objc parser): Set objc_pq_context rather than calling
983 remember_protocol_qualifiers and forget_protocol_qualifiers.
984 Don't call save_and_forget_protocol_qualifiers.
985 (yylexname): Handle objc protocol qualifiers here.
986 * stringpool.c (struct str_header): Replace with sp_hashnode.
987 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
988 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
989 Allocate an IDENTIFIER_NODE for each identifier.
990 (FORALL_STRINGS, set_identifier): Delete.
991 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
992 (ggc_alloc_string): Use an obstack.
993 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
994 * tree.h: Update comments.
995 (set_identifier): Delete.
996 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
997 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
998 remember_protocol_qualifiers): Delete.
1000 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1002 * flow.c (life_analysis): After life analysis is complete, do
1003 an optional scan over insns looking for REG_LABEL notes that
1004 reference a deleted label.
1005 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1006 before peeking at LABEL_NUSES.
1008 2001-05-15 Richard Henderson <rth@redhat.com>
1010 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1011 (_Unwind_GetTextRelBase): New.
1013 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1015 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1017 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1019 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1020 so that CHOOSE_SECTION gets used.
1022 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1023 TARGET_RELOCATABLE like flag_pic for now.
1025 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1027 * rs6000.md (movdi splitter): Sign extend more efficiently.
1028 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1029 to "long long" valid on 32-bit and 64-bit hosts.
1030 (logical_operand): Cast trunc_int_for_mode return value.
1031 (rs6000_emit_move): Shift macro to encapsulate variable.
1032 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1033 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1034 plus_constant requires signed argument.
1036 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1038 * gthr-posix.h: Make additional pthread-* functions weak.
1040 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1042 * recog.c (apply_change_group): Avoid unneeded validating.
1044 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1046 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1047 (num_insns_constant): CONST_INT can be 64-bits.
1049 2001-05-14 Stan Shebs <shebs@apple.com>
1051 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1052 (LIBGCC_SPEC): Don't define.
1054 2001-05-14 Richard Henderson <rth@redhat.com>
1056 * configure.in (gcc_cv_as_eh_frame): New test.
1057 * config.in, configure: Rebuild.
1058 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1060 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1062 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1063 extended precision divide.
1065 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1067 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1068 for RETURNS as well.
1070 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1072 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1073 (CPP_CPU??_SIZE_TYPE): New.
1074 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1075 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1076 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1077 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1079 * i386.c (override_options): Add sorry about not suported modes.
1081 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1083 * config/pa/som.h (NM_FLAGS): Remove.
1084 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1085 (ASM_OUTPUT_SECTION_NAME): Remove.
1086 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1088 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1090 * regrename.c (regrename_optimize): Do not rename registers to
1093 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1095 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1096 contain MEMs. Remove useless distinction about clobbering
1099 2001-05-13 Geoff Keating <geoffk@redhat.com>
1101 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1102 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1103 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1104 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1105 (EXCEPTION_SECTION): Define.
1107 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1109 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1110 binary backward compat only.
1111 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1112 in LIB2FUNCS. Pass it to mklibgcc.
1113 * mklibgcc.in: Handle LIB2FUNCS_ST.
1115 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1117 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1119 * tm.texi (THREAD_MODEL_SPEC): Document it.
1120 * gcc.c (main): Use it.
1121 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1122 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1124 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1126 * rtl.h (SYMBOL_REF_WEAK): New macro.
1127 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1128 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1129 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1130 * gcc.texi: Remove wrong description.
1132 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1134 * Makefile.in (STAMP): New macro.
1135 Replace all uses of `touch' with $(STAMP).
1136 * fixinc/Makefile.in: Likewise.
1138 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1140 * configure.in: ldopen is never in -lexc, so don't test for it.
1141 Add test for exc_resume in -lexc for Ada.
1142 * configure: Regenerated.
1144 2001-05-12 Richard Henderson <rth@redhat.com>
1146 * dwarf2asm.c (size_of_encoded_value): New function.
1147 * dwarf2asm.h: Declare it.
1148 * except.c (output_function_exception_table): Align the TType
1149 array only as wide as the encoding.
1151 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1153 * extend.texi: Document #pragma GCC java_exceptions.
1155 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1157 * c-parse.in (bison parser, init_reswords): Remove uses of
1159 * c-tree.h (doing_objc_thang): Remove.
1161 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1163 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1164 about files not ending in newlines.
1166 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1168 * dwarfout.c (dwarfout_init): Add cast.
1169 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1170 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1172 * method.c (build_mangled_C99_name): Remove unused prototype.
1174 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1176 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1178 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1180 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1181 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1183 2001-05-11 Richard Henderson <rth@redhat.com>
1185 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1186 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1187 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1188 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1189 (dw2_output_indirect_constants): Prototype.
1190 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1191 current_function_func_begin_label if we'll need it for EH. Exit
1192 early for IA64_UNWIND_INFO.
1193 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1194 (eh_data_format_name): Update for indirect references.
1195 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1196 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1197 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1198 define HAVE_eh_return etc.
1199 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1200 (final_end_function): Don't call output_function_exception_table.
1201 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1202 (rest_of_compilation): Invoke output_function_exception_table
1203 for ia64 before assemble_end_function.
1204 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1205 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1207 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1208 * unwind.h: Declare them.
1209 * libgcc-std.ver: Export them.
1210 * unwind-pe.h: New file.
1212 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1214 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1216 (find_fde_for_dso): Extract DT_PLTGOT.
1217 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1218 the segment and gp as well.
1219 * config/ia64/frame-ia64.c: Remove file.
1220 * config/ia64/frame-ia64.h: Remove file.
1221 * config/ia64/unwind-ia64.c: New file.
1222 * config/ia64/unwind-ia64.h: New file.
1223 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1224 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1225 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1226 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1227 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1228 (IA64_UNWIND_INFO): Re-enable.
1229 (HANDLER_SECTION): Remove.
1230 (EH_RETURN_DATA_REGNO): New.
1231 * config/ia64/ia64.md (exception_receiver): Remove.
1232 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1233 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1235 2001-05-11 Richard Henderson <rth@redhat.com>
1237 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1238 calls and jumps to be bundled together.
1239 (ia64_reorg): Emit a break after a noreturn call that ends
1241 * config/ia64/ia64.md (break_f): New.
1243 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1245 * c-lex.c (lex_charconst): Convert into a simple wrapper
1246 around cpp_interpret_charconst, to which most of the code
1248 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1249 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1250 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1251 (lex): Use cpp_interpret_charconst.
1252 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1253 hex_digit_value): New functions.
1254 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1255 * cpplib.h (cpp_interpret_charconst): New prototype.
1256 * Makefile.in: Update.
1258 2001-05-12 Dean Wakerley <dean@wakerley.com>
1260 * doc/install.texi: New file. Converted to texinfo from the HTML
1261 documentation in wwwdocs/htdocs/install.
1263 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1265 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1266 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1268 * toplev.c (compile_file): Move comment for opening output
1269 file to just before the code that opens the output file.
1271 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1273 * regmove.c (regmove_optimize): Suppress the optimization for
1274 unchanging destination register. Add comment above function.
1276 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1278 * Makefile.in: Exterminate all references to assert.h.
1279 * cross-make: Likewise.
1281 * configure.in: Correct commentary.
1282 * configure: Regenerate.
1284 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1287 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1288 config/t-netbsd, config/t-rtems, config/x-linux,
1289 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1290 No need to override INSTALL_ASSERT_H.
1292 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1293 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1294 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1296 2001-05-11 Graham Stott <grahams@redhat.com>
1298 * combine.c (simplify_comparison): Fix typo.
1300 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1302 * loop.h (struct movables): Remove `num'.
1303 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1304 Adjust call to strength_reduce.
1305 (num_unmoved_movables): New function.
1306 (move_movables): Don't set movables->num.
1307 (strength_reduce): Compute the number of instructions in the loop
1308 here, rather than in the caller.
1309 (check_dbra_loop): Always clear reversible_mem_store if there
1310 are any memory sets.
1311 (loop_regs_scan): Don't count instructions here.
1312 (count_insn_in_loop): New function.
1314 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1316 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1318 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * c-common.c (finish_label_expr): New function, lifted from
1321 from cp/semantics.c.
1322 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1323 * c-parse.in: Move 3 blocks of parser code into new functions.
1324 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1325 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1326 (lookup_label): Remove.
1328 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1330 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1331 FLOAT_BIT_ORDER_MISMATCH.
1333 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1335 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1336 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1338 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1340 * expr.c (emit_group_load): extract_bit_field requires a REG or
1343 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1345 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1346 a computed jump into an unconditional jump.
1347 In second hunk of code for collapsing computed and conditional jumps
1348 into unconditional jumps, reemit the jump in additional cases.
1350 * jump.c (jump_optimize_1): Do not wrap the new jump target
1351 inside a LABEL_REF; gen_jump will do that automatically.
1353 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1355 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1356 contents for a SYMBOL_REF in case of floating point constants.
1358 2001-05-10 DJ Delorie <dj@redhat.com>
1360 * c-common.c (combine_strings): Widen strings in a
1361 host-endian-independent way.
1363 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1365 * c-parse.in: Remove many shift/reduce conflicts. Update
1367 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1368 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1369 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1370 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1371 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1372 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1373 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1374 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1375 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1376 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1377 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1378 typespec_reserved_nonattr, typespec_reserved_attr,
1379 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1380 structsp_nonattr, components_notype, component_notype_declarator,
1381 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1382 firstparm, setspecs_fp): New
1383 (typed_declspecs, reserved_declspecs, typed_typespecs,
1384 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1385 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1386 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1387 type_quals): Remove. Users updated.
1388 (initdecls, notype_initdecls, after_type_declarator,
1389 parm_declarator, notype_declarator, absdcl1, components, ivars):
1390 Don't allow attributes at the start of a declarator; include them
1391 in the production containing the declarator instead. Always
1392 require type specifiers before trying to redeclare a typedef name.
1393 (typename): Allow for attributes but warn that they are ignored.
1394 (parmlist, firstparm, setspecs_fp): Include attributes in
1395 parmlist; suck them off the parser stack in firstparm using
1398 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1400 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1401 to determine if a block has an unconditional jump at its end.
1403 * jump.c (jump_optimize_1): When converting a conditional jump
1404 to an unconditional jump, build the jump using gen_jump instead
1405 of just modify operands in-place.
1407 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1409 * cppinit.c (cpp_post_options): Shut off macro expansion if
1411 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1412 IN_I directives only if the # is in column 1 and the directive
1413 name begins in column 2.
1414 * cppmain.c (scan_buffer): Insert a space between # and an
1415 identifier, when that identifier is a directive name.
1417 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1418 in the header search path.
1419 (enum node_type): Add T_INCLUDE_NEXT.
1420 (directive_table): Add entry for include_next.
1421 (do_include_next): New function.
1422 (process_include): New routine, broken out of do_include.
1423 (finclude): Insert 'nhd' argument, to be copied into
1424 next_header_dir of the new buffer.
1425 (main): Adjust to match.
1426 * gsyslimits.h, limity.h: Un-indent #include_next.
1428 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1430 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1431 inclusion as a chapter of the GCC manual.
1432 * gcc.texi: Include objc.texi.
1433 * fdl.texi: Use @unnumberedsec for the addendum.
1434 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1436 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1438 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1440 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1442 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1443 handling of two-address insns.
1445 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1447 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1448 ../binutils/nm-new instead of ../binutils/nm.
1450 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1452 * i386.md (movdi splitter): Fix the splitting condition
1453 (float_extenddftf splitter): Fix mode.
1455 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1457 * genrecog.c (write_switch): Avoid outputting of switch for
1458 types wider than int.
1460 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1462 * reload1.c (copy_eh_notes): New function.
1463 (emit_input_reload_insns): Call it.
1464 (emit_output_reload_insns): Call it.
1466 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1468 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1470 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1471 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1473 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1475 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1477 * pa.md (interspace_jump): Revise comment.
1478 (builtin_longjmp): Block initial setup insns from delay slot of
1480 (builtin_setjmp_receiver): New expander to save and restore PIC
1483 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1485 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1487 * toplev.c (compile_file): Set up the output file before we call
1488 the various initializers for the compiler.
1490 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1491 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1493 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
1494 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
1496 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1498 * Makefile.in (tradcpp0): Correct typo in dependency list.
1500 2001-05-06 Geoff Keating <geoffk@redhat.com>
1502 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1503 the link register if we're not going to use it.
1505 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1506 (output_function_profiler): Likewise.
1508 2001-05-07 Alan Modra <amodra@one.net.au>
1510 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1512 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1514 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1515 zero-extend it. Make abs_inc unsigned.
1517 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1518 widest mode in narrowing and widening operations.
1520 * config/mips/mips.md: Sign extend CONST_INTs.
1522 2001-05-06 Andreas Jaeger <aj@suse.de>
1524 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1525 (i386 Options): Document -momit-leaf-frame-pointer.
1527 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1529 * c-typeck.c (internal_build_compound_expr): Check for
1530 array to pointer conversion just once.
1532 2001-05-05 Richard Henderson <rth@redhat.com>
1534 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1536 2001-05-05 Richard Henderson <rth@redhat.com>
1538 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1539 to the parent of the fixup region.
1541 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1543 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1545 * cpp.texi (__NO_INLINE): Document it.
1547 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1549 * cppfiles.c (struct include_file): New member err_no.
1550 (find_or_create_entry): Set it.
1551 (open_file): Don't set fds to -2. Instead, use err_no to
1552 remember previous errors, if any.
1554 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1556 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1557 between X and Y by using sequences of xgdx and xgdy.
1559 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1561 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1562 of '!' for the 'D' alternative ('!' is too strong).
1563 ("*logicalsi3_silshl16"): Likewise.
1564 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1565 ("movstrictsi"): Remove spurious '+'.
1566 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1567 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1568 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1571 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1573 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1575 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1577 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1580 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1582 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1585 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1587 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1588 soft register, use ror instead of rol.
1590 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1592 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1593 into account pre/post increment decrement for 68HC12.
1594 Fix other problems in replacement and fix call to reg_mentioned_p.
1596 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1598 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1599 Put the soft registers in bss for 68HC12.
1600 (L_regs_d3_4): New for _.d3 and _.d4.
1601 (L_regs_d5_6): Likewise.
1602 (L_regs_d1_2): Likewise.
1603 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1605 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1607 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1608 to the pre-processor when -fshort-double is specified.
1609 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1611 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1613 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1614 (__mulsi3): Rewrite for 68HC12.
1615 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1616 Mark 'x' constraint with earlyclobber to prevent a
1617 RELOAD_FOR_OTHER_ADDRESS to go in it.
1618 (mulhi3_m68hc12): New pattern.
1619 (mulhi3_m68hc11): Rename of mulhi3.
1620 (mulhi3): New expand for 68HC12 optimisation.
1621 (umulhisi3, mulhisi3): New patterns for 68HC12.
1623 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1625 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1626 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1627 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1629 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1631 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1632 constants cheap after reload.
1633 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1635 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1636 so that gcc prefers a shift by 16.
1637 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1639 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1641 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1643 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1645 * alpha.h: NULL_PTR -> NULL.
1652 * i386.md: Likewise.
1655 * m68hc11.h: Likewise.
1656 * rs6000.h: Likewise.
1659 * sparc.h: Likewise.
1663 * final.c: Likewise.
1665 * recog.c: Likewise.
1667 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1669 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1670 `bool' parameter to `int'.
1672 * hash.c (hash_lookup): Likewise.
1674 * hash.h (hash_lookup): Likewise.
1676 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1678 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1680 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1682 2001-05-03 Geoff Keating <geoffk@redhat.com>
1684 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1685 -malign-loops, -malign-functions.
1686 * i386.c (ix86_align_funcs): Delete.
1687 (ix86_align_loops): Delete.
1688 (ix86_align_jumps): Delete.
1689 (override_options): Mark -malign-* as obsolete. Emulate their
1690 behaviour with the -falign-* options. Default -falign-* from
1691 the processor table.
1692 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1693 patch of Wed May 2 13:09:36 2001.
1694 (LOOP_ALIGN): Delete.
1695 (LOOP_ALIGN_MAX_SKIP): Delete.
1696 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1697 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1699 2001-05-04 Andreas Jaeger <aj@suse.de>
1701 * except.h: Add prototype declaration for
1702 expand_builtin_init_dwarf_reg_sizes.
1704 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1706 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1708 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1710 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1712 ("bitcmpqi2"): New pattern for bit-extract and test.
1713 ("bitcmphi"): New pattern for bitb/bita instructions.
1715 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1717 * gccbug.in: Use a temporary directory when the mktemp command is
1720 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1722 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1724 (INITIALIZE_TRAMPOLINE): Call it.
1725 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1726 (TRAMPOLINE_TEMPLATE): Remove.
1727 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1728 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1731 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1733 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1734 and crtendS.o with PIC.
1736 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1738 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1740 (___subdi3, ___adddi3): Use x instead of y as index register.
1741 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1742 (__memset, __memcpy): Likewise.
1743 (regs): Put the soft registers in bss for 68HC12.
1744 (abort): Use trap to abort for 68hc12.
1745 (__mulhi3, __mulhi32): Use emul for 68hc12.
1746 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1748 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1750 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1751 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1752 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1753 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1754 Set 68HC12 min offset to -65536.
1755 (print_operand): Put parenthesis arround the operand if it refers
1756 to a symbol having the same name as a register.
1757 (m68hc11_z_replacement): When z register is replaced by its
1758 equivalent soft register, force the insn to be re-recognized.
1759 (m68hc11_check_z_replacement): Fix the test when destination is
1760 the index register and z dies in the insn.
1761 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1763 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1765 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1766 costs according to processor variant.
1767 (m68hc11_shift_cost): New function to compute shift costs.
1768 (m68hc11_rtx_costs): Define costs according to processor variant.
1769 (m6811_cost): Costs for 68HC11.
1770 (m6812_cost): Costs for 68HC12.
1771 (COSTS_N_INSNS): Remove.
1773 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1774 (DEFAULT_RTX_COSTS): Remove.
1775 (CONST_COSTS): Define costs according to OUTER_CODE.
1776 (processor_costs): New struct to define costs.
1777 (m68hc11_cost): Pointer to current costs.
1779 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1781 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1782 and use m68hc11_notice_keep_cc when using leax/leay.
1783 (addhi3 split): Reject split if the insn is handled by
1785 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1786 push must be handled in a special way if the source operand uses
1787 sp as index register.
1788 (m68hc11_notice_keep_cc): New function.
1789 (m68hc11_gen_movhi): Use it when an insn changes a register but
1791 (m68hc11_gen_movqi): Fix move for 68HC12.
1792 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1794 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1796 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1797 and don't pass operands[0] to emit_library_call_value.
1799 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1801 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1802 (zero_extendsi split): Simplify and use (zero_extendhi).
1803 (*addhi3): Remove 'w' constraint since stack pointer is handled
1805 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1806 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1807 (*ashrhi3_const): Fix shift by 7.
1808 (*lshrsi3_const16): Fix template.
1809 (call, call_value): Fix constraint and predicate.
1811 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1813 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1814 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1815 (CC_REGNUM): Likewise.
1816 (*unnamed splits): Use above constants instead of hard coded numbers.
1817 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1818 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1819 (*return_16bit, *unnamed peepholes): Likewise.
1821 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1823 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1824 rs6000/rs6000.h twice.
1826 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1828 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1829 (CPP_SPEC): Conditionally define MSDOS and GO32.
1830 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1831 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1833 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1835 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1837 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1839 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1841 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1842 * integrate.c (expand_inline_function): Use xcalloc to allocate
1844 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1847 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1849 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1852 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1854 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1855 linker if -mrelax is given.
1856 (TARGET_SWITCHES): Document -mrelax.
1858 Re-installed 2001-01-09's patch:
1859 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1860 if it's wider than long and the target's long is wider than the
1863 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1865 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1866 directly include rs6000/rs6000.h. Instead do it in tm.h.
1868 2001-05-02 Stan Shebs <shebs@apple.com>
1870 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1871 NSConstantString for NeXT-style runtimes.
1872 (STRING_OBJECT_GLOBAL_NAME): New macro.
1873 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1874 OCTI_STRING_CLASS_DECL.
1875 (constant_string_global_id): New macro.
1876 (string_class_decl): Ditto.
1877 (setup_string_decl): New function.
1878 (build_objc_string_object): Use it to build a NeXT runtime
1879 compatible string initializer.
1881 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1883 * tradcpp.c (do_define): Make sure we don't walk past limit.
1885 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1887 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1888 offsets if not REG_OK_STRICT.
1890 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1891 (INT_REG_OK_FOR_INDEX_P): Likewise.
1892 (INT_REG_OK_FOR_BASE_P): Likewise.
1893 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1894 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1895 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1896 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1897 REG_OK_FOR_BASE_P. Take an additional parameter.
1898 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1899 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1900 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1901 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1902 rs6000_legitimate_address() and use it.
1903 * config/rs6000/rs6000.c: Update all callers.
1904 (rs6000_legitimate_address): New function.
1906 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1908 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1909 special_constant conditional blocks together.
1911 2001-05-02 Dale Johannesen <dalej@apple.com>
1913 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1915 (STRICT_ARGUMENT_NAMING): Define.
1916 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1917 function_arg_partial_nregs, setup_incoming_varargs): Remove
1918 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1921 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1923 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1925 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1928 * expr.c (store_field): Do nothing except elaborate side-effects if
1931 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1933 * c-lex.c: NULL_PTR -> NULL.
1935 * emit-rtl.c: Likewise.
1937 * genpeep.c: Likewise.
1939 * mips-tdump.c: Likewise.
1940 * reload1.c: Likewise.
1941 * rtlanal.c: Likewise.
1943 * stor-layout.c: Likewise.
1944 * toplev.c: Likewise.
1946 2001-05-01 Per Bothner <per@bothner.com>
1948 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1949 call do_pending_stack_adjust before emiting label.
1951 2001-05-01 Mark Mitchell <mark@codesourcery.com>
1953 * extend.texi: Fix typo.
1955 2001-05-01 Stan Shebs <shebs@apple.com>
1957 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
1958 of UOBJC_MODULES_decl.
1959 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
1960 (generate_descriptor_table): Ditto.
1961 (generate_protocols): Ditto.
1962 (generate_protocol_list): Ditto.
1963 (generate_classref_translation_entry): Ditto.
1965 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1967 * invoke.texi (Optimize Options): Add documentation for `--param
1968 max-delay-slot-insn-search' and `--param
1969 max-delay-slot-live-search' and reorder --param section.
1970 * params.def: Modify initial comment.
1971 * params.h (param_info): Add `help' member.
1972 * toplev.c (lang_independent_params): Include `help' description.
1973 (display_help): Print --param parameters.
1975 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1977 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1978 Remove references to deleted files.
1979 (*-*-openbsd): No need to override xmake_file.
1980 (*-*-sysv4): Treat like *-*-sysv.
1982 * configure.in: Probe for ldopen in various places, and set up
1983 collect2 to be linked with them if found.
1984 Don't dink with Windows registry stuff unless $host_os is a
1985 Win32 os name. Check to see if we need -ladvapi32.
1986 * configure: Regenerate.
1988 * Makefile: Get rid of CLIB and HOST_CLIB.
1989 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1990 * build-make: Get rid of HOST_CLIB.
1992 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1993 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1994 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1995 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1996 config/rs6000/x-rs6000: Delete.
1998 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2001 24 x-host fragments remain, 0 x-cpu, 3 top level.
2003 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2005 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2006 * configure: Regenerate.
2008 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2010 * Makefile.in (install-headers): Remove redundant dependency.
2012 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2014 * c-tree.texi (USING_STMT): Document.
2016 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2019 * c-common.c: Likewise.
2020 * c-decl.c: Likewise.
2021 * combine.c: Likewise.
2022 * rs6000.c: Likewise.
2023 * except.c: Likewise.
2024 * explow.c: Likewise.
2026 * fold-const.c: Likewise.
2027 * function.c: Likewise.
2030 * integrate.c: Likewise.
2032 * objc/objc-act.c: Likewise.
2033 * recog.c: Likewise.
2034 * reg-stack.c: Likewise.
2035 * reload.c: Likewise.
2036 * reload1.c: Likewise.
2037 * simplify-rtx.c: Likewise.
2039 * varasm.c: Likewise.
2041 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2043 * diagnostic.def: New file.
2044 * diagnostic.h (diagnostic_t): New enum.
2045 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2047 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2049 * tsystem.h: Test only POSIX for availability of string.h
2051 * config.gcc (all systems): If USG appeared in xm_defines,
2052 change it to POSIX. If both USG and POSIX appeared, just
2053 delete USG. Remove unnecessary quotes around xm_defines
2055 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2056 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2057 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2058 powerpc-*-linux*): No need to set xm_defines - handled by
2059 global settings for *-*-linux*.
2061 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2063 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2064 Always include gstab.h, not system stab.h. Don't provide
2065 default definitions of N_CATCH or N_OPT. Always use the
2066 gstab.h variant of STAB_CODE_TYPE.
2067 * final.c: Don't include stab.h/gstab.h at all, or provide
2068 defaults for N_SLINE and N_SOL.
2070 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2071 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2073 * sdbout.c: Always include gsyms.h instead of system syms.h.
2075 * configure.in: No need to check for stab.h.
2076 * configure, config.in: Regenerate.
2077 * Makefile.in (final.o): Don't depend on gstab.h.
2079 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2080 Richard Henderson <rth@redhat.com>
2082 * extend.texi: Improve documentation of volatile asms.
2084 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2086 * c-tree.texi: Fix thinko.
2087 * gcc.texi: Likewise.
2089 2001-04-30 Richard Henderson <rth@redhat.com>
2091 * c-common.c (c_promoting_integer_type_p): New function, from the
2092 corpse of old macro. Properly promote too-small enumerations and
2093 booleans. Adjust all callers.
2094 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2095 (c_promoting_integer_type_p): Declare.
2096 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2097 * c-typeck.c: Likewise.
2098 (default_conversion): Remove now redundant boolean check.
2100 2001-04-30 Jan Hubicka <jh@suse.cz>
2101 Richard Henderson <rth@redhat.com>
2103 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2105 (combine_stack_adjustments_for_block): Don't combine stack
2106 allocation followed by deallocations. Handle grow-up stacks.
2108 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2110 * fdl.texi: New file.
2111 * c-tree.texi: Use the GFDL.
2112 * gcc.texi: Likewise.
2114 2001-04-30 Stan Shebs <shebs@apple.com>
2116 * invoke.texi: Add a section documenting Objective-C options.
2118 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2120 * emit-rtl.c (try_split): Copy EH notes to sequence.
2122 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2124 * regmove.c (record_stack_memrefs): Catch all references to the
2127 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2129 * Makefile.in (stmp-fixinc): quote shell assignment values
2131 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2133 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2137 * prefix.c: Likewise.
2139 2001-04-28 Stan Shebs <shebs@apple.com>
2141 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2142 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2143 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2144 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2146 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2147 (NEXT_OBJC_RUNTIME): Define.
2149 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2151 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2152 * simplify-rtx.c (simplify_gen_relational): Likewise.
2154 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2156 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2157 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2159 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2160 registers in SSE case; fix handling of the immediates.
2161 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2162 operands to be in regsiters before reload.
2163 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2164 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2165 (abstf,absxf,negtf,negxf splitters): Compute
2166 properly the regnum for x86_64.
2167 (avsdf2_if_rex64): New.
2169 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2171 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2172 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2173 into the constant pool.
2174 * jump.c (jump_optimize_1): Remove barrier successors after all
2175 the LABEL_NUSES counds have been computed.
2176 (delete_barrier_successors): When deleting a tablejump insn, also
2177 delete the jump table it uses.
2178 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2181 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2183 * pa.c (FRP): Remove erroneous white space in macro definition.
2185 2001-04-28 Andreas Jaeger <aj@suse.de>
2187 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2189 * extend.texi: Likewise.
2190 * tm.texi: Likewise.
2192 2001-04-28 Andreas Jaeger <aj@suse.de>
2194 * md.texi: Use XX-bit instead of XXbit or XX bit where
2197 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2199 * gcc.c (process_command): Allow -l lib in addition to -llib
2200 for POSIX compliance. This fixes PR c/2347.
2202 * invoke.texi: Update section on Link Options accordingly.
2204 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2206 * function.c (purge_addressof_1): Remove the duplicate
2207 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2210 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2212 * except.c (expand_eh_region_start): Don't start a new block.
2213 (expand_eh_region_end): Don't end a block.
2214 * stmt.c (expand_end_bindings): Don't end EH blocks.
2215 (expand_decl_cleanup): Starting an EH region won't change the block.
2216 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2217 (is_eh_region): Lose.
2220 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2222 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2224 * collect2.c (main): Add `-L' case to remove duplicate entries.
2225 (is_in_args): New function to check for a duplicate argument.
2226 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2227 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2228 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2229 Define to be nonzero.
2231 2001-04-27 Andreas Jaeger <aj@suse.de>
2232 Richard Henderson <rth@redhat.com>
2234 * md.texi (Machine Constraints): Document additional i386
2235 constraints and fix description of "A".
2237 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2239 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2241 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2243 * except.c (get_exception_filter): word_mode, not Pmode.
2245 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2247 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2248 common to other movsf patterns. Move up so that in future
2249 people who change the other patterns will change it too.
2250 (movsf_lo_sum): Allow even for soft-float; add appropriate
2252 (movsf_high): Likewise.
2253 (movsf_high+1): Allow even for soft-float.
2255 * function.c (expand_function_end): Always clobber the
2256 return registers, even if there is no return label.
2258 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2260 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2262 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2264 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2265 (pushqi2_rex64, pushhi2_rex64): Add.
2267 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2269 * except.c (expand_eh_region_end_cleanup): Force pending stack
2270 adjust before emitting label that branches around cleanup code.
2272 2001-04-26 H.J. Lu (hjl@gnu.org)
2274 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2276 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2278 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2279 (ASM_OUTPUT_SECTION_NAME): Likewise.
2280 (ASM_WEAKEN_LABEL): Likewise.
2281 (UNIQUE_SECTION): Likewise.
2282 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2283 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2284 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2285 (ASM_OUTPUT_SECTION_NAME): Likewise.
2286 (ASM_WEAKEN_LABEL): Likewise.
2287 (UNIQUE_SECTION): Likewise.
2288 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2289 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2290 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2291 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2292 (ASM_FILE_START): Likewise.
2293 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2294 (ASM_DECLARE_OBJECT_NAME): Likewise.
2295 (ASM_FILE_END): Likewise.
2296 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2297 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2298 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2299 (ASM_OUTPUT_CASE_LABEL): Likewise.
2300 (ASM_OUTPUT_SKIP): Likewise.
2301 (ASM_OUTPUT_ASCII): Likewise.
2302 (ASM_OUTPUT_IDENT): Likewise.
2303 (READONLY_DATA_SECTION): Likewise.
2304 (EXTRA_SECTIONS): Likewise.
2305 (EXTRA_SECTION_FUNCTIONS): Likewise.
2306 (SELECT_RTX_SECTION): Likewise.
2307 (SELECT_SECTION): Likewise.
2309 * config/mips/linux.h (INVOKE__main): Undefine.
2310 (CTOR_LIST_BEGIN): Likewise.
2311 (CTOR_LIST_END): Likewise.
2312 (DTOR_LIST_BEGIN): Likewise.
2313 (DTOR_LIST_END): Likewise.
2314 (SET_ASM_OP): Defined it to ".dummy".
2315 (ASM_OUTPUT_DEF): Defined.
2316 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2318 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2320 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2321 assembler supports .p2align.
2323 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2325 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2327 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2329 * integrate.c (expand_inline_function): Check for error_mark_node
2332 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2334 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2337 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2339 * configure.in (configargs.h): Define thread_model.
2340 * configure: Rebuilt.
2341 * gcc.c (main): Print it with -v.
2343 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2345 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2346 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2347 * gcc.1: Regenerate.
2349 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2351 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2352 is_redundant_typedef): Use static inline instead of inline static.
2354 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2356 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2357 this directory is always searched.
2359 2001-04-25 Richard Henderson <rth@redhat.com>
2361 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2362 of registers to restore along non eh_return path.
2364 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2366 * c-format.c (check_format_info_recurse): Handle
2367 PLUS_EXPR for format string.
2369 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2371 * config/ia64/ia64.h (CC1_SPEC): Define.
2372 * config/ia64/linux.h (CC1_SPEC): Define.
2374 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2376 * emit-rtl.c (constant_subword): Also do sign extension in
2377 BITS_PER_WORD == 16 case.
2379 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2381 * loop.c (try_swap_copy_prop): Go back to checking insn.
2383 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2385 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2386 if check_mode is non-zero.
2388 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2390 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2391 out and comparison sequence has been detected, put result into
2392 proper temporary pseudo.
2394 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2396 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2397 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2398 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2399 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2400 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2401 for future reference.
2403 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2405 * except.c (reachable_handlers): Step out one level from a RESX.
2407 * except.c (struct eh_region): Rename 'last' to 'resume'.
2408 (mark_eh_region, duplicate_eh_region_1): Adjust.
2409 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2410 (build_post_landing_pads): Likewise.
2411 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2412 (expand_eh_region_end_must_not_throw): Likewise.
2413 (connect_post_landing_pads): Thread (only) regions with non-deleted
2416 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2417 registers around the cleanup.
2418 (get_exception_filter): New fn.
2419 (finish_eh_generation): Use it.
2421 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2423 * c-semantics.c (add_scope_stmt): Don't call
2424 current_scope_stmt_stack multiple times.
2426 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2427 Nathan Sidwell <nathan@codesourcery.com>
2429 Lazy __FUNCTION__ generation.
2430 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2431 RID_C99_FUNCTION_NAME): New _RIDs.
2432 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2433 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2434 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2436 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2437 (c99_function_name_decl_node, function_name_decl_node,
2438 pretty_function_name_decl_node, saved_function_name_decls):
2440 (struct language_function): Remove x_function_name_declared_p.
2441 (make_fname_decl): Remove a parameter.
2442 (declare_function_names): Remove prototype.
2443 (start_fname_decls, finish_fname_decls): Prototype.
2444 (fname_as_string): Likewise.
2445 (fname_string, fname_decl): Likewise.
2446 * c-common.c (make_fname_decl): Adjust.
2447 (struct fname_var_t): New struct.
2448 (fname_vars): New static array.
2449 (declare_function_name): Remove.
2450 (start_fname_decls, finish_fname_decls): New functions.
2451 (fname_as_string): New function from remnants of
2452 declare_function_name.
2453 (fname_string, fname_decl): New functions.
2455 * c-decl.c (c_function_name_declared_p): Remove.
2456 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2457 don't call declare_function_name. Call start_fname_decls.
2458 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2459 clobber the line number. Call finish_decl.
2460 (start_function): Call start_fname_decls.
2461 (finish_function): Call finish_fname_decls.
2462 Remove c_function_name_declared_p.
2463 (push_c_function_context): Don't push c_function_name_declared_p.
2464 (pop_c_function_context): Don't pop c_function_name_declared_p.
2465 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2466 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2467 (program): Call finish_fname_decls for C.
2468 (primary): Add VAR_FUNC_NAME.
2469 (reswords): Add slots for __FUNCTION__ et al.
2470 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2471 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2472 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2473 * c-semantics.c (prune_unused_decls): Remove.
2474 (finish_stmt_tree): Don't call prune_unused_decls.
2475 (genrtl_decl_stmt): Don't prune unused decls here.
2477 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2479 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2480 constant pool, use the pool's SYMBOL_REF instead.
2482 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2485 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2487 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2488 passing nested NOP_EXPRs to fold.
2490 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2492 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
2494 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2496 * loop.c (loop_delete_insns): Add prototype.
2498 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2500 * configure.in: Remove ENABLE_STD_NAMESPACE.
2501 * config.in: Regenerated.
2502 * configure: Regenerated.
2504 2001-04-22 Stan Shebs <shebs@apple.com>
2506 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2508 * config/rs6000/xm-darwin.h: Remove file.
2510 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2512 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2513 (write_c_file_stat): Likewise.
2515 * dbxout.c (dbxout_init): Likewise.
2517 * profile.c (output_func_start_profiler): Likewise.
2519 2001-04-22 Philipp Thomas <pthomas@suse.de>
2521 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2522 require it instead of the CVS version.
2523 * cpperror.c (v_message): Put a blank before the macro
2524 body to not confuse exgettext.
2526 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2528 * flow.c (proagate_one_insn): Remove useless assignment.
2529 * jump.c (delete_insn): Tidy.
2530 * loop.c (try_copy_prop): When deleting an instruction with a
2531 REG_RETVAL note, delete the entire libcall sequence.
2532 (loop_delete_insns): New function.
2533 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2534 we're not substituting into them yet.
2536 2001-04-21 Kazu Hirata <kazu@hxi.com>
2538 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2540 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2542 * config/i960/i960.c (signed_arith_operand): Likewise.
2544 * calls.c (expand_call): Fix a comment typo.
2546 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2548 * configure.in: Probe for times, clock, struct tms, and clock_t.
2549 * configure, config.in: Regenerate.
2550 * timevar.c: Replace ifdef forest in get_time with (relatively)
2551 straightforward series of checks based on autoconf's probes.
2553 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2555 * config/pa/som.h (NM_FLAGS): Define.
2557 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2559 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2561 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2562 * ia64.c (nop_cycles_until): New function.
2563 (prev_cycle, prev_first, last_issued): New static variables.
2564 (ia64_sched_reorder): Additional arg for clock.
2565 On final scheduling pass, emit extra NOPs as needed.
2566 Set prev_first and prev_cycle.
2567 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2568 (ia64_variable_issue): Set last_issued.
2570 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2572 * config/i386/i386.c (ix86_expand_int_movcc,
2573 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2575 2001-04-20 Geoff Keating <geoffk@redhat.com>
2577 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2578 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2579 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2580 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2581 ctrdi_internal6): In the short-branch case, this insn is only 4
2582 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2584 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2586 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2587 "=u" is used together with "st" resp. "st(1)" clobber.
2589 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2591 * gcse.c (gcse_main): Fix comment typo.
2592 (delete_null_pointer_check): Likewise.
2593 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2594 * cse.c (cse_insn): Likewise.
2595 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2598 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2600 * toplev.c: Excise all code for the undocumented -dm option.
2601 (float_signal): Call signal just once, unconditionally.
2603 2001-04-19 Geoff Keating <geoffk@redhat.com>
2605 * fold-const.c (fold): Use first_rtl_op rather than
2606 TREE_CODE_LENGTH when looping over parameters of a tree.
2607 Correct strange grouping in test for evaluated SAVE_EXPR.
2609 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2611 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2612 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2614 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2615 name at 32 total characters.
2616 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2617 functions in named sections -- data items can still go into unique
2618 sections, but they have normal names (ie $LIT$ and $DATA$).
2620 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2623 2001-04-19 DJ Delorie <dj@redhat.com>
2625 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2626 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2627 * config/i386/cygwin.h: Likewise.
2628 * config/i386/mingw32.h: Likewise.
2629 * config/vax/vms.h: Likewise.
2630 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2632 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2633 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2634 * config/i386/xm-cygwin.h: Likewise.
2635 * config/i386/xm-djgpp.h: Likewise.
2636 * config/i386/xm-mingw32.h: Likewise.
2637 * config/vax/xm-vms.h: Likewise.
2639 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2640 instead of OBJECT_SUFFIX.
2641 * collect2.c (find_a_file): Look for files matching the extension
2642 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2643 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2644 TARGET_EXECUTABLE_SUFFIX.
2645 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2646 (make_relative_prefix): Likewise.
2647 (convert_filename): Use TARGET_ suffixes throughout. Remove
2649 (process_command): Likewise.
2650 (do_spec_1): Likewise.
2651 * java/lang.c (init_parse): Likewise.
2653 * gcc.texi : Document four new options matching the pattern
2654 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2655 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2656 documentation for NO_AUTO_EXE_SUFFIX.
2658 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2660 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2661 that language-independent processing should not be done.
2662 * toplev.c (main): Adjust accordingly.
2664 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2665 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2667 * mips.md (reload_outputdi): Require that operand0 be a
2670 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2672 * invoke.texi (-Wshadow): Clarify.
2674 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2676 * loop.c (load_mems): Examine all the instructions in the loop
2677 before concluding that all jumps branch to the first instruction
2680 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2682 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2684 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2686 * cpp.texi (-Wwhite-space): Remove.
2687 (-Wall): -Wall does not imply -Wwhite-space.
2689 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2691 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2692 use it instead of blindly generating a .stabs.
2693 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2695 * xcoffout.c: Don't bother defining default for N_CATCH.
2696 (UNKNOWN_STAB): Use internal_error.
2697 (stab_to_sclass): Remove now-unnecessary aborts.
2698 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2700 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2702 * jump.c (mark_all_labels): Canonicalize the tail recursion
2703 label attached to CALL_PLACEHOLDER insns.
2705 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2707 * output.h (dump_flow_info, free_basic_block_vars,
2708 which_alternative): Delete redundant prototypes.
2710 * rtl.h (bss_section): Likewise.
2712 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2714 * dbxout.c (N_OPT): Define if not available from <stab.h>
2716 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2718 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2719 libraries and native K&R compilers.
2721 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * c-typeck.c (convert_arguments): Don't check for width changes
2726 * invoke.texi (-Wtraditional): Update documentation.
2728 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2730 * toplev.c (output_lang_identify): Delete.
2731 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2732 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2733 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2734 after calling ASM_FILE_END.
2736 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2737 Instead, unconditionally emit an N_OPT stab with string equal
2738 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2740 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2742 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2743 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2744 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2745 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2746 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2747 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2748 config/i370/i370.h, config/i386/beos-elf.h,
2749 config/i386/osf1elf.h, config/i386/osfrose.h,
2750 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2751 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2752 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2753 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2754 config/mips/iris6.h, config/mips/osfrose.h,
2755 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2756 config/sparc/sp64-elf.h:
2757 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2758 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2760 * config/elfos.h, config/freebsd.h, config/linux.h,
2761 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2762 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2763 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2764 of ASM_FILE_START which merely emit a .version directive. Delete
2765 definitions of ASM_FILE_END which merely emit an .ident directive.
2767 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2768 ASM_IDENTIFY_GCC and move part of its logic into
2771 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2772 config/sparc/linux-aout.h: Don't emit .version directive in
2775 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2776 (output_file_start): Correct comment.
2778 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2779 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2781 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2782 * config/rs6000/aix.h: Correct comment.
2784 * config/i386/i386afe.h: Delete.
2785 * config.gcc: Remove references to i386afe.h.
2787 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2788 other macros deleted by this patch were undocumented.
2790 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2792 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2794 * pa.c (secondary_reload_class): SAR<->FP copies require a
2797 * install.texi (mips-mips-bsd): Update list of functions
2798 required to include memmove.
2799 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2800 used functions to include memmove.
2802 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2804 * i386.md (sqrtdf2): SFmode should be DFmode.
2806 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2808 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2809 (find_moveable_store): Likewise.
2811 2001-04-15 Jim Wilson <wilson@redhat.com>
2813 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2815 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2817 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2818 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2820 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2822 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2825 2001-04-14 Alan Modra <amodra@one.net.au>
2827 * pa.c (force_mode): New function.
2828 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2830 2001-04-13 Jim Wilson <wilson@redhat.com>
2832 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2833 (first_instruction): New static variable.
2834 (rtx_needs_barrier): Return 1 for alloc.
2835 (init_insn_group_barriers): Set first_instruction.
2836 (rws_sum): Delete duplicate definition.
2837 (group_barrier_needed_p): Return 0 when first_instruction true.
2838 (safe_group_barrier_needed_p): Save and restore first_instruction
2839 around group_barrier_needed_p call.
2841 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2843 * expr.h (enum libfunc_index): Add LTI_memmove.
2844 (memmove_libfunc): Define macro.
2845 * optabs.c (init_optabs): Initialize memmove_libfunc.
2846 * expr.c (expand_assignment): Use memmove_libfunc instead of
2849 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2851 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2854 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2856 * Makefile.in (reg-stack.o): Depend on reload.h.
2857 (insn-attrtab.o): Depend on flags.h.
2859 * genattrtab (main): Include flags.h in insn-attrtab.c.
2861 * reg-stack.c: Include reload.h.
2863 * sparc.h (flag_pic): Delete redundant declaration.
2865 * output.h (flag_pic): Likewise.
2867 * tree.h (pedantic): Likewise.
2869 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2871 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2873 * jump.c, regmove.c, toplev.c: Include reload.h.
2875 * reload.h (reload_cse_regs): Declare.
2877 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2878 reload_cse_regs, init_reload, mark_home_live, reload,
2879 init_caller_save): Delete redundant prototypes.
2881 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2885 * regclass.c, ssa.c: Include expr.h.
2887 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2888 gen_move_insn): Delete redundant declarations.
2890 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2892 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2893 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2894 MAKEINFO and MAKEINFOFLAGS too.
2895 (stage4_build): Correctly order -B flags.
2897 2001-04-13 Alan Modra <amodra@one.net.au>
2899 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2900 PIC_OFFSET_TABLE_SAVE_RTX.
2901 (zdepi_cint_p): Describe zdepi insn.
2902 Formatting and white space fixes throughout file.
2904 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2905 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2906 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2907 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2908 (output_64bit_and): Use plain `int's for shift counts.
2909 (output_64bit_ior): Likewise.
2910 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2911 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2914 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2915 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2916 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2917 NEW_HP_ASSEMBLER into one. Kill warnings.
2919 * pa-gas.h: Delete file.
2920 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2921 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2922 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2923 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2925 * config/pa/mill32.S: New file.
2926 * config/pa/mill64.S: New file.
2927 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2928 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2929 * config/pa/t-linux64: New file.
2930 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2931 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2932 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2934 * elfos.h (SELECT_SECTION): Undef before defining.
2935 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2936 (LIB_SPEC): Remove -lmilli.
2937 (DBX_REGISTER_NUMBER): Remove.
2938 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2939 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2940 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2941 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2942 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2943 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2944 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2945 TARGET_GAS): Define.
2946 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2947 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2948 regs if we don't have a prototype.
2949 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2950 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2951 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
2952 EH_RETURN_HANDLER_RTX): Define.
2953 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
2954 (DWARF_FRAME_REGNUM): Define.
2955 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
2956 * pa32-linux.h: New file.
2957 * pa64-linux.h: New file.
2959 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2960 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
2961 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
2962 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
2963 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
2964 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2965 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2966 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2967 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2968 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2969 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2970 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2971 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2972 * pa64-hpux.h: New file.
2973 (ASM_FILE_START): Correct typo.
2974 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2975 * config.gcc: Modify for above.
2977 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2979 * jump.c (jump_optimize_1): Don't delete dead stores here.
2980 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2981 prior to running jump optimize before cse2.
2983 2001-04-12 Richard Henderson <rth@redhat.com>
2985 * Makefile.in (regmove.o): Depend on except.h.
2986 * regmove.c: Include it.
2988 2001-04-12 Stan Shebs <shebs@apple.com>
2990 * objc/objc-act.c: Remove all code ifdefed with the never-used
2991 macro OBJC_INT_SELECTORS.
2992 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2993 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2995 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2997 * config/pa/quadlib.c: Add prototypes.
2999 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3001 * bitmap.h (debug_bitmap): Delete redundant prototype.
3003 * rtl.h (get_frame_size): Likewise.
3005 2001-04-12 Jim Wilson <wilson@redhat.com>
3007 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3008 to just emit an fnorm.
3010 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3012 * c-common.h (truthvalue_conversion, type_for_mode,
3013 type_for_size): Delete redundant declarations.
3015 * c-lex.h (is_class_name): Likewise.
3017 * c-tree.h (pedantic, convert, getdecls, gettags,
3018 global_bindings_p, init_decl_processing, insert_block,
3019 maybe_build_cleanup, poplevel, print_lang_decl,
3020 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3021 set_block, incomplete_type_error, build_function_call,
3022 lvalue_or_else, mark_addressable): Likewise.
3024 * expr.h (expand_tree_builtin): Likewise.
3026 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3028 * invoke.texi: Document --param max-gcse-memory.
3030 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3032 * configure.in (errno): Check for declaration.
3033 * configure, config.in: Regenerated.
3035 * system.h (errno): Only declare if not already done.
3037 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3039 * recog.c (general_operand, immediate_operand,
3040 nonmemory_operand): Require CONST_INTs to be sign-extended
3041 values for their modes.
3043 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3045 * expmed.c (store_bit_field): Truncate CONST_INTs.
3046 (expand_mult_highpart, expand_divmod): Likewise.
3047 * expr.c (convert_modes, store_field): Likewise.
3048 * integrate.c (expand_inline_function): Use promote_mode() to
3049 determine whether to convert_modes() an argument as signed
3051 * optabs.c (expand_binop): Get CONST_INT operands
3052 sign-extended for their appropriate modes.
3053 * stmt.c (emit_case_nodes): Convert node values to the
3055 (expand_end_case): Convert minval and range to the appropriate
3057 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3058 the iteration variable.
3059 * varasm.c (immed_double_const): Don't require words to be
3060 narrower than host wide ints to properly sign-extend
3063 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3065 * sh.md (builtin_setjmp_receiver): New expander.
3067 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3069 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3070 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3071 for generating CONST_INT and CONST_DOUBLE.
3073 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3075 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3076 already sign-extended.
3077 (rs6000_emit_prologue): Make register iterator signed.
3078 (rs6000_emit_epilogue): Likewise.
3079 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3081 (movsf split, movdf split): Sign-extend CONST_INTs.
3082 (movdi splits): Likewise.
3084 2001-04-12 Kelley Cook <kelley.cook@home.com>
3086 * config-lang.in (lang_dirs): Add in zlib.
3088 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3090 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3091 operands that make it to RTL.
3093 2001-04-11 Stan Shebs <shebs@apple.com>
3095 Add Darwin (Mac OS X kernel) native support.
3096 * config.gcc (powerpc-*-darwin*): Add native bits.
3097 * config/darwin.c: New file, generic Darwin support functions.
3098 * config/darwin.h: New file, generic Darwin definitions.
3099 * config/darwin-protos.h: New file, generic Darwin prototypes.
3100 * rs6000/darwin.h: New file, Darwin for PowerPC.
3101 * rs6000/t-darwin: New file, Darwin makefile fragment.
3102 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3103 (TARGET_MACHO): Ditto.
3104 (rs6000_abi): Add ABI_DARWIN.
3105 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3106 (RS6000_SAVE_AREA): Ditto.
3107 (FP_ARG_MAX_REG): Ditto.
3108 (RETURN_ADDRESS_OFFSET): Ditto.
3109 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3111 (rs6000_emit_move): Add ABI_DARWIN cases.
3112 (print_operand): Ditto.
3113 (first_reg_to_save): Ditto.
3114 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3115 (debug_stack_info): Ditto.
3116 (rs6000_emit_prologue): Ditto.
3117 (rs6000_emit_epilogue): Ditto.
3118 (output_profiler_hook): Ditto.
3119 (output_function_profiler): Ditto.
3120 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3121 (output_mi_thunk): Add TARGET_MACHO case.
3122 (add_compiler_stub): Ditto.
3123 (output_compiler_stub): Ditto.
3124 (no_previous_def): Ditto.
3125 (output_call): Ditto.
3126 (machopic_output_stub): Ditto.
3127 (rs6000_machopic_legitimize_pic_address): Ditto.
3128 (toc_section): Ditto.
3129 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3130 (macho_high): Ditto.
3133 (load_macho_picbase): Ditto.
3134 (call): Add TARGET_MACHO case to modify function.
3135 (call_value): Ditto.
3136 (call_nonlocal_sysv): Add ABI_DARWIN case.
3137 (call_value_nonlocal_sysv): Ditto.
3138 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3140 (machopic_output_stub): Ditto.
3141 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3143 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3145 * dwarf2out.c (modified_type_die): Don't create new types here.
3146 * tree.h (get_qualified_type): New function.
3147 (build_qualified_type): Adjust comment.
3148 * tree.c (get_qualified_type): New function.
3149 (build_qualified_type): Use it.
3151 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * cpp.texi (-Wtraditional): Update description.
3155 * invoke.texi (-Wtraditional): Likewise.
3157 2001-04-11 Jim Wilson <wilson@redhat.com>
3159 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3160 requires more than 64 bits of alignment.
3162 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3164 * cpplib.c (do_line): Sanity check iff enable checking.
3166 2001-04-11 Richard Henderson <rth@redhat.com>
3168 * Makefile.in (insn-recog.o): Depend on toplev.h.
3169 (insn-emit.o, doloop.o): Likewise.
3170 * genrecog.c, genemit.c: Include toplev.h in generated file.
3171 * doloop.c: Include toplev.h.
3173 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3175 * Makefile.in (gcse.o): Depend on params.h.
3176 * gcse.c: Include params.h.
3177 (gcse_main): Don't do GCSE if doing so will take inordinate
3179 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3180 * params.h (MAX_GCSE_MEMORY): New macro.
3182 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3184 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3186 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3188 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3192 * real.h (ereal_atof, real_value_truncate, target_isnan,
3193 target_isinf, target_negative, assemble_real, debug_real): Delete
3194 redundant prototypes.
3196 * Makefile.in (ifcvt.o): Depend on toplev.h.
3198 * c-semantics.c: Include expr.h.
3200 * ifcvt.c: Include toplev.h.
3202 * expr.h (rtx_equal_p): Delete prototype.
3204 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3205 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3206 eliminate_constant_term, expand_complex_abs, find_single_use,
3207 make_tree, init_expr_once, init_optabs, supports_one_only):
3210 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3211 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3212 expand_assignment, store_expr, emit_line_note_after,
3213 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3215 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3217 * sparc-protos.h: Delete redundant prototypes.
3219 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3221 * reload.c (push_reload): Add condition missed in SUBREG byte
3224 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3226 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3228 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3230 * i386.md (floatsisf_sse): Fix output template
3231 * i386.c (ix86_expand_fp_movcc)
3233 * reg-stack.c (emit_pop_insn): Handle complex modes.
3234 (move_for_stack_reg): Emit proper move mode.
3235 (subst_stack_regs_pat): Handle complex modes.
3237 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3239 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3241 2001-04-10 Richard Henderson <rth@redhat.com>
3243 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3244 (__pure_virtual, __terminate, __terminate_set_func,
3245 __default_terminate, __throw_type_match, __empty,
3246 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3247 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3248 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3249 Remove prototypes of deleted functions.
3251 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3253 * c-typeck.c (convert_arguments): -Wtraditional now activates
3254 -Wconversion warnings, except for changes in signed-ness.
3255 Detect complex<->int & int<->complex conversions as well.
3257 * invoke.texi (-Wtraditional): Document it.
3259 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3261 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3262 * flow.c (set_block_for_new_insns): Remove needless cast and
3263 properly check for unset block number.
3265 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3267 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3268 the subreg was a hard register. Pseudos are left as subregs.
3270 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3272 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3273 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3274 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3275 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3276 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3278 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3280 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3282 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3284 * output.h (set_block_num): Missed it earlier, remove deprecated
3287 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3289 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3290 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3291 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3292 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3293 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3294 (expr_killed_p): Change bb parameter from int to basic_block, pass
3295 basic_blocks instead of ints as parameters.
3296 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3297 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3298 from int to basic_block, pass basic_blocks instead of ints as parms.
3299 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3300 parameter from int to basic_block, pass basic_blocks instead of ints.
3301 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3302 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3303 pass basic_blocks instead of ints.
3304 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3305 basic_blocks instead of ints as parameters.
3306 (pre_delete): Pass basic_blocks instead of ints as parameters.
3307 (hoist_expr_reaches_here_p): Change bb parameter from int to
3308 basic_block, pass basic_blocks instead of ints.
3309 (hoist_code): Pass basic_blocks instead of ints as parameters.
3310 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3311 Change bb parameter from int to basic_block.
3312 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3313 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3314 pass basic_blocks instead of ints.
3315 (insert_store): Pass basic_blocks instead of ints as parameters.
3316 (replace_store_insn, delete_store): Change bb parameter from int to
3317 basic_block, pass basic_blocks instead of ints.
3318 (store_motion): Pass basic_blocks instead of ints as parameters.
3320 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3322 * basic-block.h (set_new_block_for_insns): New Prototype.
3323 (set_block_num): Delete prototype.
3324 * flow.c (set_block_num): Remove obsolete function.
3325 (set_block_for_new_insns): Set BB for single or multiple insns.
3326 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3327 (process_insn_end_bb): Use set_block_for_new_insns or
3328 set_block_for_insn instead of set_block_num.
3329 (pre_insert_copy_insn): Use set_block_for_new_insns.
3330 (update_ld_motion_stores): Use set_block_for_new_insns.
3331 (insert_insn_start_bb): Use set_block_for_new_insns.
3332 (replace_store_insn): Use set_block_for_new_insns.
3334 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3335 Jeff Law <law@redhat.com>
3337 * alias.c (get_addr): Externalize.
3338 (canon_true_dependence): New function. Behaves like true_dependance
3339 except it already assumes a MEM has been canonicalized.
3340 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3341 * gcse.c (struct ls_expr): Add load/store expressions structure.
3342 (modify_mem_list, canon_modify_mem_list): New variable.
3343 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3344 load motion and store motion if requested.
3345 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3346 (free_gcse_mem): Free the modify_mem_list array.
3347 (oprs_unchanged_p): Use load_killed_in_block_p.
3348 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3349 (mems_conflict_for_gcse_p): New function. Don't kill loads
3350 with stores to themselves if its in the load/store expression list.
3351 (load_killed_in_block_p): New function.
3352 (canon_list_insert): New Function.
3353 (record_last_mem_set_info): Keep a list of all instructions which
3354 can modify memory for each basic block.
3355 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3356 (oprs_not_set_p): Use load_killed_in_block_p.
3357 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3358 (expr_killed_p): Use load_killed_in_block_p.
3359 (compute_transp): Do not pessimize memory references.
3360 (pre_edge_insert): Update stores for a load motion expression.
3361 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3362 (ldst_entry): Find or create a ldst_expr structure.
3363 (free_ldst_entry): Free memory for an individual item.
3364 (free_ldst_mems): Free entire load/store expression list.
3365 (print_ldst_list): Print debug info.
3366 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3367 (enumerate_ldsts): Assign integer values to each entry in list.
3368 (first_ls_expr): First expression in the list.
3369 (next_ls_expr): Next expression in the list.
3370 (simple_mem): Check if expression qualifies for ld/st expression list.
3371 (invalidate_any_buried_refs): Remove from expression list if its
3372 used in some other way we dont understand.
3373 (compute_ld_motion_mems): Find all potential enhanced load motion
3375 (trim_ld_motion_mems): Remove any expressions which are invalid.
3376 (update_ld_motion_stores): Copy store values to registers for loads
3377 which have been moved.
3378 (regvec, st_antloc, num_store): New global statics.
3379 (reg_set_info): Marks registers as set.
3380 (store_ops_ok): Verfies registers expressions are valid in a block.
3381 (find_moveable_store): Look for moveable stores in a pattern.
3382 (compute_store_table): Find stores in a function worth moving, maybe.
3383 (load_kills_store): Check dependance of a load and store.
3384 (find_loads): Find any loads in a pattern.
3385 (store_killed_in_insn): Check if a store is killed in an insn.
3386 (store_killed_after): Check is store killed after an insn in a block.
3387 (store_killed_before): Check is store killed before an insn in a block.
3388 (build_store_vectors): Generate the antic and avail vectors.
3389 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3390 (insert_store): Add a store to an edge.
3391 (replace_store_insn): Replace a store with a SET insn.
3392 (delete_store): Delete a store insn.
3393 (free_store_memory): Free memory.
3394 (store_motion): Perform store motion.
3395 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3396 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3397 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3398 (f_options): Add gcse-lm and gcse-sm.
3400 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3402 * i386.c (expand_fp_movcc): Fix condition reversal code.
3404 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3405 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3406 (CLASS_MAX_NREGS): Use it.
3408 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3409 handle properly complex values.
3410 (CLASS_MAX_NREGS): Likewise; update comment.
3412 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3414 * ia64.c (ia64_flag_schedule_insns2): New variable.
3415 (ia64_override_options): Initialize it. Clear
3416 flag_schedule_insns_after_reload.
3417 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3419 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3421 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3422 Do not require source to match destination anymore;
3423 Add abort to the nontrivial cases that should be handled by split.
3424 (fix_trunc?fdi): Add SSE case for x86_64.
3425 (floatdi?f): Likewise.
3426 (floatdi?f_sse): New.
3427 (fix_trunc?fdi_sse): New.
3429 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3431 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3432 (DEBUG_ARANGES_END_LABEL): Ditto.
3433 (dwarfout_init): Generate length and version fields at the start
3434 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3435 after the length field.
3436 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3437 the .debug_aranges info.
3439 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3441 * i386.c (call, call_value): Make sure that resulting call_insn
3442 does have proper second operand.
3444 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3446 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3447 function. Remove include of sys/cygwin.h.
3449 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3451 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3452 (CPP_SPEC): Always search */include/w32api for header files.
3453 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3454 (LINK_SPEC): Add "cyg" to the library search prefixes.
3456 2001-04-08 Philip Blundell <philb@gnu.org>
3458 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3460 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3462 * cpperror.c (print_location): Don't special case <stdin>.
3463 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3464 WARNING, but we don't check if we're in system headers.
3465 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3466 * cpplib.c (do_warning): Warn in system headers.
3468 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3470 * mbchar.c: Include config.h first.
3472 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3474 * config.gcc: Set default for xmake_file at top, not bottom.
3475 Change places that set xmake_file to "none" to set to the
3476 empty string instead, or remove them entirely if there is no
3477 default xmake_file for this cpu_type. Remove references to
3480 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3481 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3482 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3483 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3484 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3485 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3486 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3487 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3488 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3489 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3492 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3493 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3494 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3495 config/mips/x-sysv, config/rs6000/x-aix31:
3496 Just set CLIB to -lld or -lmld, as appropriate.
3498 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3499 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3500 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3501 config/mips/x-iris, config/pa/x-pa:
3502 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3503 OTHER_FIXINCLUDES_DIRS.
3505 * config/i386/x-djgpp: Don't set LN or LN_S.
3506 * config/m88k/x-dolph: Don't define __m88k__.
3507 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3508 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3509 * config/i860/fx2800.h: No need to #undef SVR4.
3511 38 x-host fragments remain, 2 x-cpu.
3513 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3515 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3517 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3519 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3521 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3523 * configure.in: Add check for lstat.
3524 * configure, config.in: Regenerate.
3525 * cppinit.c (append_include_chain): Make empty path ".".
3526 * cpplib.c (do_line): Don't simplify #line paths.
3527 * cppfiles.c (remove_component_p): New function.
3528 (find_or_create_entry): Acknowledge stat () errors during
3529 path simplification.
3530 (handle_missing_header): Don't simplify paths.
3531 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3532 the empty path untouched. Don't leave a trailing '/'.
3534 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3536 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3537 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3539 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3541 * cppfiles.c (open_file): Fail directories silently, but
3542 with an errno of NOENT set.
3543 (read_include_file): Move the common exit code to the sole
3544 caller. Return an int indicating success or failure. Let
3545 open_file handle directories.
3546 (stack_include_file): If read_include_file fails,
3547 push a "null" buffer.
3549 2001-04-05 DJ Delorie <dj@redhat.com>
3551 * function.h (virtuals_instantiated): Declare.
3552 * function.c: (virtuals_instantiated): Make global.
3553 * calls.c (emit_library_call_value_1): Use
3554 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3555 Otherwise, use the stack pointer directly.
3557 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3559 * i386.c (x86_initialize_trampoline): New global function.
3560 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3561 (INITIALIZE_TRAMPOLINE): Move offline.
3562 * i386-protos.h (x86_initialize_trampoline): Declare.
3564 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3566 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3567 (lea_0): Rename to lea_1.
3568 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3569 (lea_general_?): Allow SImodes on TARGET_64BIT
3570 (lea_general_?_zext): New patterns.
3571 (call_1, call_1_rex64): Fix.
3573 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3575 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3577 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3579 * i386.c (function_arg): Return constm1_rtx for last argument.
3580 (ix86_expand_prologue): Update gen_call calls.
3581 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3582 * i386.md (call_pop): Likewise.
3583 (call): Second operand is VOIDmode.
3584 (call_0): Likewise; Support 64bits.
3585 (call_exp): New expander.
3586 (call_1): Get to the sync.
3587 (call_1_exp): New pattern.
3588 (call_value): Support 64bit.
3589 (call_value_exp): New pattern.
3590 (untyped_call): Update gen_call call.
3591 (call_value_pop): Disable for 64bit.
3592 (call_value_0_rex64): New pattern.
3593 (call_value_1_rex64): Likewise.
3595 2001-04-05 Bo Thorsen <bo@suse.de>
3597 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3599 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3601 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3602 satisfies ANY_QI_REG_P.
3604 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3606 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3609 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3612 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3614 * config.gcc: Remove default for xm_file. Clean up local
3615 machine type handling. Remove settings of xm_file to
3616 something that doesn't exist. In the big switch, set xm_file,
3617 don't append to it (the value before the big switch is always
3618 null). Don't force build_xm_file or host_xm_file to have a value.
3619 * configure.in: Remove default for xm_file. Do not special
3620 case $cpu/xm-$cpu.h not existing.
3621 * configure: Regenerate.
3623 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3625 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3626 when folding integer division and modulo operations.
3628 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3630 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3631 instead of DWARF2_ADDR_SIZE for EH addresses.
3632 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3635 2001-04-04 Richard Henderson <rth@redhat.com>
3637 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3638 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3639 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3641 2001-04-04 Richard Henderson <rth@redhat.com>
3643 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3644 * configure: Rebuilt.
3646 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3648 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3649 push insns to delete to it instead of deleting them.
3650 (delete_null_pointer_checks): Delete insns from delete_list after
3651 all delete_null_pointer_checks_1 passes are done.
3653 2001-04-04 Richard Henderson <rth@redhat.com>
3655 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3656 * configure: Rebuilt.
3658 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3660 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3661 * config/romp/xm-romp.h: Delete.
3663 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3665 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3668 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3670 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3671 all labels present in rtx.
3672 (try_split) Call new function for all split insns.
3674 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3676 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3677 sure the change won't be validated.
3679 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3681 * rtl.h (set_noop_p): Declare.
3682 * flow.c (set_noop_p): Move from here ...
3683 * rtlanal.c (set_noop_p): ... to here and enhance.
3684 * cse.c (delete_trivially_dead_insns): Use it.
3685 * gcse.c (hash_scan_set): Likewise.
3686 * jump.c (delete_noop_moves): Likewise.
3687 * recog.c (split_all_insns): Likewise.
3689 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3691 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3692 stack pointer via a LO_SUM. Ditto for setting a temp register
3693 used to save to the stack. Set cfa_temp when setting fp, and
3694 allow matches to cfa_temp in addition to cfa_store when saving
3695 regs. Handle POST_INC and LO_SUM register stores. Document the
3696 changes and errors in rule 12 doco.
3698 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3699 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3700 (load_reg): Move closer to epilogue code.
3701 (DO_FRAME_NOTES): Define to control the following..
3702 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3703 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3705 (hppa_expand_epilogue): Likewise.
3707 2001-04-03 Richard Henderson <rth@redhat.com>
3709 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3710 * configure: Rebuild.
3712 2001-04-03 Richard Henderson <rth@redhat.com>
3714 * rtl.h (LCT_THROW): New.
3715 * calls.c (emit_library_call_value_1): Handle it.
3716 * except.c (connect_post_landing_pads): Use it.
3718 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3720 * gansidecl.h: Delete file.
3721 * configure.in: Change all refs to gansidecl.h to use
3722 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3724 * configure: Regenerate.
3726 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3727 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3728 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3729 Don't include gansidecl.h.
3730 * intl.c, main.c, version.c, fixinc/fixlib.h,
3731 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3734 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3736 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3739 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3741 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3742 config/i386/xm-next.h, config/i386/xm-sco.h,
3743 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3744 config/m88k/xm-m88k.h: Delete.
3746 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3747 * config/romp/xm-romp.h: Don't define bcopy.
3748 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3749 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3751 * config.gcc: Remove references to deleted files.
3753 14 xm-host.h remain, 1 xm-cpu.h.
3755 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3756 David S. Miller <davem@pierdol.cobaltmicro.com>
3757 Andrew MacLeod <amacleod@redhat.com>
3759 Use byte offsets in SUBREGs instead of words.
3761 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3762 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3763 to pass new argument.
3764 (add_stored_regs): Use subreg_regno_offset function.
3765 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3767 (precompute_arguments): Use gen_lowpart_SUBREG.
3768 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3769 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3770 (simplify_set): Rework to use SUBREG_BYTE.
3771 (expand_field_assignment): Use SUBREG_BYTE.
3772 (make_extraction): Use SUBREG_BYTE.
3773 (if_then_else_cond): Use SUBREG_BYTE.
3774 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3775 (gen_lowpart_for_combine): Compute full byte offset.
3776 * cse.c (mention_regs): Use SUBREG_BYTE.
3777 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3778 (canon_hash): Use SUBREG_BYTE.
3779 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3780 (gen_lowpart_if_possible): Formatting.
3781 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3783 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3784 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3785 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3786 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3787 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3788 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3789 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3790 certain invariants about SUBREGs the compiler creates.
3791 (gen_lowpart_SUBREG): New function.
3792 (subreg_hard_regno): New function to get the final register number.
3793 (gen_lowpart_common): Use SUBREG_BYTE.
3794 (gen_imagpart): Spacing nits.
3795 (subreg_realpart_p): Use SUBREG_BYTE.
3796 (gen_highpart): Use SUBREG_BYTE.
3797 (subreg_lowpart_p): Always compute endian corrected goal offset,
3798 even at the byte level, then compare against that.
3799 (constant_subword): New function, pulled out all constant cases
3800 from operand_subword and changed second argument name to offset.
3801 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3802 and call constant_subword to do the work. Return const0_rtx if
3803 looking for a word outside of OP.
3804 (operand_subword_force): Change second arg name to offset.
3805 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3806 (store_split_bit_field): Use SUBREG_BYTE.
3807 (extract_bit_field): Use SUBREG_BYTE.
3808 (extract_split_bit_field): Use SUBREG_BYTE.
3809 (expand_shift): Use SUBREG_BYTE.
3810 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3811 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3812 * flow.c (set_noop_p): Use SUBREG_BYTE.
3813 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3814 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3815 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3817 (optimize_bit_field): Use SUBREG_BYTE.
3818 (purge_addressof_1): Use SUBREG_BYTE.
3819 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3820 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3821 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3822 * gengenrtl.c (special_rtx): Add SUBREG.
3823 * global.c (mark_reg_store): Use SUBREG_BYTE.
3824 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3825 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3826 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3827 final byte offset is congruent to subreg's mode size.
3828 (subst_constants): Use SUBREG_BYTE.
3829 (mark_stores): Use subreg_regno_offset function.
3830 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3831 function and SUBREG_BYTE.
3832 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3833 (reg_is_born): Use subreg_hard_regno.
3834 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3835 endian correction code. Don't combine subregs unless resulting
3836 offset aligns with type. Fix subreg constant extraction for DImode.
3837 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3838 (general_operand): Remove dead mode_altering_drug code.
3839 (indirect_operand): Use SUBREG_BYTE.
3840 (constrain_operands): Use subreg_regno_offset function.
3841 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3842 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3843 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3844 * regs.h (REG_SIZE): Allow target to override.
3845 (REGMODE_NATURAL_SIZE): New macro which target can override.
3846 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3847 on the entire subreg rtx.
3848 (push_reload): Use SUBREG_BYTE in comments and code.
3849 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3850 for hard registers inside subregs.
3851 (operands_match_p): Use subreg_regno_offset.
3852 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3853 containing hard regs.
3854 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3855 corrections when fixing up MEM subregs.
3856 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3857 subreg_regno_offset where appropriate.
3858 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3859 byte endian corrections when fixing up MEM subregs.
3860 (subst_reloads): When combining two subregs, make sure final
3861 offset is congruent to subreg's mode size.
3862 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3863 (refers_to_regno_for_reload_p): Use subreg_regno.
3864 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3865 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3866 correction code for memory subreg fixups.
3867 (forget_old_reload_1): Use subreg_regno_offset.
3868 (choose_reload_regs): Use subreg_regno.
3869 (emit_input_reload_insns): Use SUBREG_BYTE.
3870 (reload_combine_note_store): Use subreg_regno_offset.
3871 (move2add_note_store): Use subreg_regno_offset.
3872 * resource.c (update_live_status, mark_referenced_resources): Use
3873 subreg_regno function.
3874 (mark_set_resources): Use subreg_regno function.
3875 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3876 (subreg_regno_offset, subreg_regno): Define prototypes.
3877 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3878 (gen_lowpart_SUBREG): Add prototype.
3879 * rtl.texi (subreg): Update to reflect new byte offset representation.
3880 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3881 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3882 (reg_overlap_mentioned_p): Use subreg_regno.
3883 (replace_regs); Make sure final offset of combined subreg is
3884 congruent to size of subreg's mode.
3885 (subreg_regno_offset): New function.
3886 (subreg_regno): New function.
3887 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3888 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3889 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3890 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3891 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3892 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3893 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3894 (print_operand): Use SUBREG_BYTE.
3895 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3896 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3897 (arm_reload_out_hi): Use SUBREG_BYTE.
3898 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3899 instead of SUBREG_WORD.
3900 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3901 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3902 SUBREG creation to use byte offset.
3903 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3904 inverted load insns): Fix explicit rtl subregs to use byte
3906 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3907 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3908 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3909 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3910 to use byte offsets.
3911 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3912 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3913 offsets, also make sure it is congruent to SUBREG's mode size.
3914 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3915 unnamed ldob insn): Generate SUBREGs with byte offset.
3916 (zero_extendqihi2): SUBREG's are byte offsets.
3917 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3918 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3919 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3920 zero-extendqisi2): Generate SUBREGs with byte offset.
3921 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3922 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3923 subregs in rtl to use byte offsets.
3924 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3925 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3926 (mips_move_2words): Use subreg_regno_offset.
3927 (mips_secondary_reload_class): Use subreg_regno_offset.
3928 * config/mips/mips.md (DImode plus, minus, move, and logical op
3929 splits): Fixup explicit subregs in rtl to use byte offsets.
3930 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3931 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3932 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3933 rtl to use byte offsets.
3934 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3935 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3936 subregs to use byte offsets.
3937 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3938 Fixup explicit subregs in rtl to use byte offsets.
3939 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3940 and remove byte endian correction code.
3941 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3942 (gen_ashift_hi): Use SUBREG_BYTE.
3943 (regs_used): Use subreg_regno_offset.
3944 (machine_dependent_reorg): Use subreg_regno_offset.
3945 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3946 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3947 (movdf_i4): Subregs are byte offsets now.
3948 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3949 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3950 (REGMODE_NATURAL_SIZE): Override.
3951 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
3952 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
3954 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
3955 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
3956 extendqidi2): Generate SUBREGs with byte offsets, also make sure
3957 it is congruent to SUBREG's mode size.
3958 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
3960 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
3961 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
3962 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
3963 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
3964 * config/v850/v850.c (print_operand, output_move_double): Use
3965 subreg_regno function.
3967 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3969 * configure.in (target_subdir): Use target_alias, not target.
3970 * configure: Rebuilt.
3972 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3974 * config/sh/crti.asm: Fix typos in comments.
3976 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3978 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3979 TARGET_FAST_INDIRECT_CALLS.
3980 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3982 (return_addr_rtx): Short circuit export stub matching when
3983 TARGET_NO_SPACE_REGS.
3984 (output_millicode_call): For out of range calls, make -fPIC
3985 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3986 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3987 * pa.md: Modify length attr calculation of all millicode insns to
3990 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3992 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3993 Require at least 2.11 in the version test. Specifically check
3994 for and reject GAS version 2.10.90.
3995 * configure: regenerate.
3997 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3999 * pa.c (override_options): Remove PIC profiling warning.
4000 (hp_profile_labelno): Delete.
4001 (hp_profile_label_rtx): Delete.
4002 (hp_profile_label_name): Delete.
4003 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4004 (output_function_prologue): Remove profiling code and all tests on
4005 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4006 merge_sp_adjust_with_store can work for PIC and profiling.
4007 (hppa_expand_epilogue): Remove profile_flag test.
4008 (hppa_can_use_return_insn_p): Likewise.
4009 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4010 cater for PROFILE_HOOK.
4011 (hppa_profile_hook): New function.
4012 * pa.h (FUNCTION_PROFILER): Now does nothing.
4013 (PROFILE_HOOK): Define.
4014 (hppa_profile_hook): Declare.
4015 (PROFILE_BEFORE_PROLOGUE): Delete.
4016 (ASM_OUTPUT_REG_PUSH): Delete.
4017 (ASM_OUTPUT_REG_POP): Delete.
4018 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4019 r24. Accept function name operand, and use this and a locally
4020 generated label to calculate pc-rel offset to func start.
4022 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4024 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4025 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4028 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4030 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4031 LO_SUM cases to where they belong.
4033 2001-04-02 Richard Henderson <rth@redhat.com>
4035 * except.h (lang_eh_type_covers): Mark extern.
4036 (lang_eh_runtime_type): Likewise.
4038 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4040 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4041 gengenrtl.c: Wrap generated header in multiple-include guard.
4042 Improve error checking.
4044 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * configure.in: Don't check for putenv.
4047 * configure: Regenerate.
4048 * gcc.c (putenv): Don't define.
4049 * vax/xm-vms.h: Handle putenv.
4051 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4053 * ifcvt.c (noce_emit_move_insn): New.
4054 (noce_try_store_flag, noce_try_store_flag_constants,
4055 noce_try_store_flag_inc, noce_try_store_flag_mask,
4056 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4057 noce_try_abs): Use it.
4058 (noce_process_if_block): Likewise.
4059 For STRICT_LOW_PART, take mode from its SUBREG.
4061 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4063 * fold-const.c (fold): Before optimizing unsigned comparison with
4064 0x7fffffffU, make sure arg0 is integral type.
4066 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4068 * c-tree.texi: Document representation of wide strings.
4070 2001-04-01 Richard Henderson <rth@redhat.com>
4072 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4074 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4076 * i386.md: remove obsoleted comments.
4077 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4078 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4079 fix output template.
4081 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4083 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4085 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4087 * loop.c (load_mems): When generating a load from a pseudo, update
4090 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4092 * i386.c (ix86_split_long_move): Use change address to compensate
4093 stack pointer change in push instruction.
4095 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4097 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4098 instead of rtx_equal_p; fix the output template.
4100 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4102 * i386.c (ix86_expand_setcc): Support 64bit.
4103 (ix86_expand_int_movcc): Likewise.
4104 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4107 * i386.md (allocate_stack_worker): Turn to expander.
4108 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4110 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4112 2001-03-29 Richard Henderson <rth@redhat.com>
4114 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4116 2001-03-28 Matthew Hiller <hiller@redhat.com>
4118 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4121 * MAINTAINERS: Added self.
4123 2001-03-28 Richard Henderson <rth@redhat.com>
4125 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4126 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4128 2001-03-28 Jim Wilson <wilson@redhat.com>
4130 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4133 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4135 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4137 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4140 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4142 2001-03-28 DJ Delorie <dj@redhat.com>
4144 * Makefile.in (stage1_build): Revert CFLAGS patch.
4146 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4148 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4149 when multiplier or multiplicand is zero.
4151 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4153 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4155 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4157 (set_src_needs_barrier): Likewise.
4158 (rtx_needs_barrier): For SET case, use these two functions. Rework
4159 PARALLEL case to handle all inputs before all outputs.
4160 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4161 saw a label and no stop bit since then.
4162 (maybe_rotate, process_epilogue): Add prototypes.
4164 2001-03-28 Richard Henderson <rth@redhat.com>
4166 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4167 not TARGET_TOC for special toc restore handling.
4168 * config/rs6000/rs6000.md (eh_return): Likewise.
4170 2001-03-28 Richard Henderson <rth@redhat.com>
4172 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4173 current_function_calls_eh_return.
4174 (output_function_epilogue): Handle eh_return.
4175 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4176 (EH_RETURN_DATA_REGNO): New.
4177 (EH_RETURN_STACKADJ_RTX): New.
4178 (EH_RETURN_HANDLER_RTX): New.
4179 * config/sparc/sparc.md (call/short branch peepholes): Check
4180 can_throw_internal instead of in_same_eh_region.
4182 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4183 for eh_return data registers.
4184 (rs6000_emit_prologue): Save eh_return data registers.
4185 (rs6000_emit_epilogue): Force inline restores if eh_return.
4186 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4187 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4188 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4189 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4190 the target uses one.
4191 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4192 (return_eh_si, return_eh_di): Remove.
4193 (eh_return): New, from corpse of eh_epilogue.
4194 (eh_set_lr_si, eh_set_lr_di): New.
4196 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4197 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4198 True for pic register if current_function_calls_eh_return.
4199 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4200 Handle eh_return requirements.
4201 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4202 (EH_RETURN_STACKADJ_RTX): New.
4203 * config/i386/i386.md (exception_receiver): Remove.
4204 (eh_return, eh_return_1): New.
4205 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4207 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4208 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4209 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4210 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4211 (EH_RETURN_DATA_REGNO): New.
4212 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4213 * config/alpha/alpha.md (eh_epilogue): Remove.
4214 (exception_receiver): Use $26 for ldgp input.
4215 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4217 2001-03-28 Richard Henderson <rth@redhat.com>
4219 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4220 * except.h: Likewise.
4222 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4223 (LIB2ADDEHDEP): New.
4224 (LIB2FUNCS_EH): Remove.
4225 (LIB2ADD): Remove LIB2ADDEH.
4226 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4227 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4228 (crt{begin,end}[S].o): Likewise.
4229 (except.o): Update includes.
4230 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4231 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4233 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4234 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4235 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4236 * builtins.c (expand_builtin): Implement it.
4237 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4238 * c-common.c (c_common_nodes_and_builtins): Declare it.
4239 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4240 * calls.c (libfunc_nothrow): Remove.
4241 (emit_library_call_value_1): Don't call it.
4242 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4243 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4244 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4245 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4246 (current_funcdef_number): Globalize.
4247 (output_call_frame_info): Emit frame data if an lsda is needed.
4248 Generate augmentation for personality routine. Don't play with
4250 (dwarf2out_begin_prologue): Record funcdef_number.
4251 * dwarf2out.h (current_funcdef_number): Declare.
4252 * expr.c (expand_expr): Update for except.h name changes.
4253 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4254 * expr.h (LTI_throw, LTI_rethrow): Remove.
4255 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4256 (LTI_eh_rtime_match): Remove.
4257 (LTI_unwind_resume, LTI_eh_personality): Add.
4258 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4259 * final.c (final): Don't call check_exception_handler_labels,
4260 init_insn_eh_region, or free_insn_eh_region.
4261 (final_scan_insn): Always emit debug labels for
4262 NOTE_INSN_EH_REGION notes.
4263 * flags.h (flag_new_exceptions): Remove.
4264 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4265 (record_active_eh_regions): Remove.
4266 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4267 Use can_throw_internal.
4268 (find_basic_blocks_1): Likewise.
4269 (move_stray_eh_region_notes): Remove.
4270 (find_label_refs): No eh_return_stub_label.
4271 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4272 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4274 (delete_unreachable_blocks): Don't track deleted handlers.
4275 (flow_delete_block): Use maybe_remove_eh_handler.
4276 (delete_eh_regions): Remove.
4277 (merge_blocks): Don't check for eh region match.
4278 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4279 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4280 (init_propagate_block_info): Disable dead frame store optimization
4281 when current_function_calls_eh_return.
4282 (dump_bb): Don't print eh_beg, eh_end.
4283 * function.c (fixup_var_refs): No catch_clauses.
4284 (expand_function_end): Likewise. Call expand_eh_return before
4285 the return register use. Call sjlj_emit_function_exit_after.
4286 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4287 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4288 * ifcvt.c (dead_or_predicable): Remove eh region check.
4289 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4290 Don't check for EH vs parameters.
4291 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4292 (expand_inline_function): Call duplicate_eh_regions.
4293 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4294 (copy_insn_notes): Remap REG_EH_REGION notes.
4295 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4296 * integrate.h (struct inline_remap): Add local_return_label.
4297 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4298 check_exception_handler_labels, nor exception_optimize.
4299 (find_cross_jump): No EH region check.
4300 * optabs.c (init_optabs): Update for changed eh libfuncs.
4301 * rtl.def (RESX): New.
4302 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4303 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4304 checks. Update for except.h name changes.
4305 (expand_cleanups): Likewise.
4306 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4307 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4308 (compile_file): Call init_eh before init_optabs. Don't
4309 output_exception_table here.
4310 (rest_of_compilation): Call convert_from_eh_region_ranges,
4311 convert_to_eh_region_ranges, output_function_exception_table.
4312 Don't emit_eh_context.
4313 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4314 (EXC_PTR_EXPR): New.
4316 * md.texi (eh_epilogue): Remove.
4317 (eh_return): Document.
4318 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4319 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4321 * eh-common.h: Remove file.
4322 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4323 * libgcc2.c (L_eh): Remove.
4325 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4326 * unwind-dw2-fde.h: New file.
4327 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4328 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4329 * libgcc-std.ver: Update for eh symbols.
4331 2001-03-27 Richard Henderson <rth@redhat.com>
4333 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4334 reduce false positives.
4335 (regmove_optimize): Disable if flag_non_call_exceptions.
4337 * stmt.c (expand_return): Remove always true predicate.
4338 (expand_decl_cleanup_no_eh): Remove dead code.
4340 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4341 barrier code. Add a scheduling barrier if a non-call insn
4342 can throw internally.
4344 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4345 Auto-inc addresses trap only if their base register does.
4347 * except.c (can_throw_internal): Rename from can_throw.
4348 * except.h, resource.c: Update references.
4350 * integrate.c (copy_insn_list): Use returnjump_p.
4351 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4353 * function.h (struct function): Move all boolean valued fields
4354 to single bit fields at the end of the struct.
4356 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4358 Rename asynchronous_exceptions to flag_non_call_exceptions.
4360 * gthr-single.h (UNUSED): New. Distinguish between how C
4361 and C++ mark unused function arguments. Use throughout.
4363 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4364 value to target configuration header.
4365 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4366 * config.in, configure: Rebuild.
4367 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4368 configuration and target defines.
4369 (exceptions_via_longjmp): Remove.
4370 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4371 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4373 * except.h (flag_non_call_exceptions): Move ...
4374 * flags.h: ... here.
4376 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4377 exceptions, put the note on the trapping instruction.
4379 * flags.h (flag_new_exceptions): Remove.
4380 * toplev.c: Don't set it.
4381 * final.c: Don't check it.
4382 * except.c: Provide stub definition.
4384 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4385 (calculate_global_regs_live): Kill call-clobbered registers
4386 across exception edges.
4387 * reg-stack.c (convert_regs_1): Kill the entire target stack
4388 across non-call exception edges.
4390 * flow.c (cleanup_cfg): Take no argument.
4391 * output.h, sibcall.c, toplev.c: Update all calls.
4393 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4395 * configure.in: Don't check for bcopy.
4396 * configure, config.in: Regenerate.
4398 * system.h: Don't define or prototype bcopy, instead poison it.
4400 2001-03-27 Richard Henderson <rth@redhat.com>
4402 * function.c (expand_function_start): Set DECL_REGISTER on
4403 a pseudo used for DECL_RESULT.
4405 * rtl.h (LCT_NORETURN): New.
4406 * calls.c (emit_library_call_value_1): Handle it.
4408 2001-03-27 Stan Shebs <shebs@apple.com>
4410 * objc/objc-act.c (objc_init): Use dump_base_name.
4411 (gen_declaration): Clear the buffer arg.
4412 (gen_declaration_1): New function, body of gen_declaration.
4413 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4414 (gen_method_decl): Ditto, plus always clear buffer arg.
4415 (error_with_ivar): Simplify.
4416 (warn_with_method): Ditto.
4417 (build_message_expr): Don't clear buffers.
4418 (dump_interface): Ditto.
4419 (objc_debug): Ditto.
4420 (build_keyword_selector): Clear the buffer by only zeroing
4422 (objc_implementation_context): Declare.
4423 (start_class): Warn about missing @end.
4424 (finish_objc): Ditto.
4426 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4428 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4430 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * Makefile.in (SYSTEM_H): Define.
4433 Depend on $(SYSTEM_H), not system.h.
4435 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4437 2001-03-27 Jim Wilson <wilson@redhat.com>
4439 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4441 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4442 (process_epilogue): New static function.
4443 (process_set): Call process_epilogue instead of emitting .restore
4445 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4447 * flow.c (struct reg_cond_life_info): New fields orig_condition
4449 (init_propagate_block_info): Set new fields.
4450 (mark_regno_cond_dead): Set and use new fields.
4451 (flush_reg_cond_reg_1): Likewise.
4452 (and_reg_cond, case AND): Check for redundant AND conditions.
4453 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4456 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4458 * cppmacro.c (stringify_arg): Null terminate strings.
4460 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4462 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4463 inclusion style. xm-m68hc11.h no longer exists.
4464 * config/m68hc11/xm-m68hc11.h: Delete file.
4465 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4467 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4468 Don't define GCC_VERSION, N_, or PARAMS; don't include
4469 gansidecl.h or stdio.h. Define inhibit_libc here.
4470 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4471 Delete code conditioned on #if GCC_VERSION == 2095.
4473 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4474 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4475 Delete code conditioned on #if GCC_VERSION == 2095.
4477 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4479 * system.h: Include symcat.h.
4480 (STRINGIFY): Don't define.
4482 * configure.in: Adjust comment.
4484 * builtins.c: Use STRINGX, not STRINGIFY.
4485 * gencheck.c: Likewise.
4486 * gengenrtl.c: Likewise.
4487 * protoize.c: Likewise.
4489 * cpplex.c: Don't include symcat.h.
4490 * cpplib.c: Likewise.
4492 * gansidecl.h (HAVE_STRINGIZE): Don't define.
4494 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4496 * c-typeck.c (digest_init): Fold init expression.
4498 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4500 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4502 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4504 * except.c (eh_regs): Save results of build_pointer_type to a temp
4505 as FUNCTION_VALUE macro may evaluate its args multiple times.
4507 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4509 * c-common.h (DECL_NUM_STMTS): New macro.
4510 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4512 (pushdecl): Likewise.
4513 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4514 * integrate.c (expand_inline_function): Don't check
4516 * print-tree.c (print_node): Don't print it.
4517 * toplev.c (rest_of_compilation): Don't try to inline when
4518 flag_no_inline is on.
4519 * tree.h (DECL_FRAME_SIZE): Remove.
4520 (tree_decl): Adjust accordingly.
4522 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * combine.c (try_combine): Use memcpy, not bcopy.
4526 * genattrtab.c (expand_units): Likewise.
4528 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4530 * i386.md (push mem DI peep2): New.
4531 (mov 0, mov -1 peep2): Handle 64bit.
4532 (lea to arithmetics peep2): Handle 64bit leas.
4533 (rsp arithmetics to push/pop peep2s): New.
4535 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4537 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4539 * i386.c (struct machine_function): Add save_varrargs_registers.
4540 (ix86_save_varrargs_registers): New macro.
4541 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4542 (ix86_expand_prologue): Likewise.
4543 (ix86_emit_epilogue_esp_adjustement): Likewise.
4544 (ix86_expand_epilogue): Likewise.
4545 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4546 (pro_epilogue_adjust_stack_1): New insn.
4547 (pro_epilogue_adjust_stack_rex64): Likewise.
4548 * i386.h (MASK_NO_RED_ZONE): New constant.
4549 (TARGET_RED_ZONE): New macro.
4550 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4551 (RED_ZONE_SIZE): New constant.
4552 (RED_ZONE_RESERVE): New constant.
4554 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4556 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4558 2001-03-25 Kazu Hirata <kazu@hxi.com>
4560 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4563 (umodhi3): Likewise.
4566 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * mkconfig.sh (DEFINES): Handle entries with '='.
4570 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4571 Set xm_defines to MACRO=value instead.
4573 * i370/xm-mvs.h: Delete.
4575 * ns32k/xm-pc532-min.h: Likewise.
4577 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4579 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4581 use ix86_expand_binary_operator
4582 (?sh??i_?): Disable for 64bit.
4583 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4584 * i386.c (shiftdi_operand): New predicate.
4586 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4587 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4588 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4589 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4590 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4591 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4592 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4593 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4594 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4595 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4596 (rotldi3, rotrdi3): New expanders.
4598 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4600 * i386.md (movstrsi): Move offline.
4602 (strmovdi_rex64): New.
4603 (strmov?i): Accept 64bit.
4604 (strmov?i_rex64): New.
4605 (strmov?i_rex_1): New.
4606 (strmov?i_1): Disable for 64bit.
4607 (rep_mov?i_rex64): New.
4608 (rep_mov?i): Disable for 64bit.
4609 (clrstrsi): Move offline.
4610 (strset?i_rex64): New.
4611 (strset?i: Accept 64bit.
4612 (rep_stos?i): Disable for 64bit.
4613 (rep_stos?i_rex64): New.
4614 (strset?i_rex_1): New.
4615 (strset?i_1): Disable for 64bit.
4616 (cmpstrsi): Accept 64bit.
4617 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4618 (cmpstrqi_nz_rex_1): New.
4619 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4620 (strlensi): Move offline.
4622 (strlenqi_1): Disable for 64bit; fix constraints.
4623 (strlenqi_rex_1): New.
4624 * i386.c (ix86_adjust_counter): New static function.
4625 (ix86_zero_extend_to_Pmode): Likewise.
4626 (ix86_expand_aligntest): Likweise.
4627 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4628 (ix86_expand_movstr): New global function.
4629 (ix86_expand_clrstr): New global function.
4630 (ix86_expand_strlen): New global function.
4631 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4632 ix86_expand_strlen): Declare.
4633 (ix86_expand_strlensi_unroll_1): Delete.
4635 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4637 * i386.md (cmpdi): Fix operand predicates.
4638 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4639 cmpdi_1_insn_rex64): New patterns.
4640 (adddi3): Turn to expander.
4641 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4642 (addsi3_carry_zext): New pattern.
4643 (adddi_?_rex64): New patterns and splitters.
4644 (addsi_?_zext): New patterns.
4645 (subsi3_carry_zext): New pattern.
4646 (subdi_?_rex64): New patterns and splitters.
4647 (iorsi_?_zext): New patterns.
4648 (iordi_?_rex64): New patterns and splitters.
4649 (iorsi_?_zext): New patterns.
4650 (iorsi_?_zext_imm): New patterns.
4651 (xorsi_?_zext): New patterns.
4652 (xordi_?_rex64): New patterns and splitters.
4653 (xorsi_?_zext): New patterns.
4654 (negdi*): New patterns.
4655 (one_cmpldi*): Likewise.
4656 (one_cmplsi*_zext, negsi*_zext): Likewise.
4657 (testqi_ext_3_rex64): New pattern.
4659 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4661 * i386-protos.h (ix86_split_long_move): Return void.
4662 * i386.c (ix86_split_to_parts): Handle 64bit target.
4663 (ix86_split_long_move): Likewise.
4664 * i386.md (all calls to ix86_split_long_move): Update.
4666 2001-03-23 Richard Henderson <rth@redhat.com>
4668 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4669 to avoid shadowing arguments.
4671 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4673 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4674 to variable names where DECL_NAME is different from
4675 DECL_ASSEMBLER_NAME.
4677 2001-03-23 Jim Wilson <wilson@redhat.com>
4679 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4680 (assemble_alias): Call make_decl_rtl.
4682 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4684 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4686 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4688 * extend.texi: Document the "java_interface" attribute.
4690 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4692 * mkconfig.sh: Use a subshell with redirected stdout,
4693 instead of closing stdout and confusing commands that run
4694 afterward. Throw away output of cmp.
4696 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4698 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4700 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4702 * i386.md (zero_extendsidi2_32): Break out from ...
4703 (zero_extendsidi2): ... here ; turn to expander.
4704 (zero_extendsidi2_rex64): New.
4705 (extendsidi2_32): Break out from ...
4706 (extendsidi2): ... here ; turn to expander.
4707 (extendsidi2_rex64): New.
4708 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4709 (trunc?f?f splitters): Add 64bit versions.
4711 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4713 * i386.md (pushsi, pushsi2_prologue): Disable.
4714 (pushsi2_rex64): New.
4715 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4716 (movqi_ext_1): Disable for 64bit.
4717 (movqi_ext_1_rex64): New.
4718 (pushdi2_rex64): New pattern, peep2s and splitter.
4719 (pushdi2_prologue_rex64): New pattern.
4720 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4722 (movdi splitters): Disable for 64bit.
4723 (movdi_1_rex64): New pattern, peep2s and splitters.
4724 (swapdi): New pattern.
4725 (pushsf): Disable for 64bit.
4726 (pushsf_rex64): New pattern and splitter.
4727 (pushdf_nointeger): Disable for 64bit.
4728 (pushdf_integer): Handle the 64bit case.
4729 (pushtf): Likewise; update splitters.
4731 2001-03-22 Richard Henderson <rth@redhat.com>
4733 * mkconfig.sh: Include insn-flags.h.
4734 * Makefile.in (CONFIG_H): Include insn-flags.h.
4735 (lots of objects): Remove insn-codes.h and insn-flags.h.
4737 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4738 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4739 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4740 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4741 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4742 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4743 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4744 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4745 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4746 v850/v850.c, vax/vax.c:
4747 Don't include insn-flags.h.
4749 * diagnostic.c, expr.h, reload.c, toplev.c:
4750 Don't include insn-codes.h.
4752 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4753 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4754 c4x/c4x.c, i960/i960.c, mips/mips.c:
4755 Don't include insn-codes.h or insn-flags.h.
4757 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4758 or insn-flags.h in the generated code.
4759 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4760 (main): Forward declare struct rtx_def.
4762 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4764 * invoke.texi (-ffast-math): Remove duplicate line about
4767 * gcc.texi: Remove more obsolete documentation of bugs and
4768 installation problems.
4770 2001-03-21 Kazu Hirata <kazu@hxi.com>
4772 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4775 2001-03-20 Jason Merrill <jason@redhat.com>
4777 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4779 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4780 * varasm.c (CHKR_PREFIX): Likewise.
4782 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4784 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4785 is part of a multi-SET insn.
4787 * cse.c (find_comparison_args): Remove previous change.
4788 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4791 * config/i386/i386.md (conditional_trap): Remove warning.
4793 * recog.c (push_operand): Fix error in last change that caused
4794 undefined symbol on many targets.
4796 * sdbout.c: #include ggc.h.
4797 (sdbout_init): Move to end of file.
4798 Call ggc_add_tree_root for anonymous_types.
4799 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4800 (sdbout_one_type): Use DECL_NAME for field name.
4801 * Makefile.in (sdbout.o): Show includes ggc.h.
4803 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4805 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4806 (override_options): Use properlimits for preferred_stack_boundary.
4807 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4809 (ext_register_operand): Accept DImode.
4810 (load_pic_register): Abort on 64bit.
4811 (gen_push): Use Pmode instead of SImode.
4812 (ix86_save_reg): Pic reg is never used on 64bit.
4813 (ix86_expand_prologue): Likewise.
4814 (ix86_emit_save_regs): Use Pmode instead of SImode.
4815 (legitimate_address_p): Check displacement for 64bit.
4816 (print_operand): Avoid outputting of (%rip) on 64bit.
4817 (print_operand_address): Output (%rip) where possible.
4818 (split_di): Abort on 64bit registers.
4819 (ix86_expand_branch): DImode comparison is simple for x86_64.
4820 (memory_address_length): Recognize memory addresses formed using
4822 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4824 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4826 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4828 * recog.c (push_operand): Recognize new format of push instructions.
4830 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4832 * i386.md (pushqi1): New.
4833 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4834 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4835 x86_64_immediate_operand, x86_64_immediate_operand,
4836 x86_64_zext_immediate_operand): Declare.
4837 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4838 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4839 x86_64_immediate_operand, x86_64_immediate_operand,
4840 x86_64_zext_immediate_operand): define.
4841 * i386.h (PREDICATE_CODES): Add new predicates.
4843 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4845 * i386.md (pophi1, popqi1, pushqi1): Remove.
4847 * expr.c (emit_single_push_insn): New function.
4848 (move_by_pieces): Accept NULL as destination for push instructions.
4849 (gen_push_operand): Kill.
4850 (emit_push_insn): Pass NULL when pushing; avoid updating of
4851 stack_pointer_delta.
4852 * expr.h (gen_push_operand): Kill.
4854 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4856 * rtl.texi (COMPARE): Clarify documentation and reference section
4859 2001-03-20 Stan Shebs <shebs@apple.com>
4861 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4862 (get_object_reference): Ditto.
4863 (error_with_ivar): Use error_with_file_and_line.
4864 (warn_with_method): Use warning_with_file_and_line.
4866 2001-03-20 Tom Tromey <tromey@redhat.com>
4868 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4870 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4872 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4873 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4875 2001-03-20 DJ Delorie <dj@redhat.com>
4877 * Makefile.in (install-libgcc): Pass complete list of variables.
4878 (install-multilib): Ditto.
4880 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4882 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4883 drectve_section, switch_to_section.
4885 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4886 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4887 i386_pe_mark_dllimport.
4889 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4891 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4892 functions i386_pe_*.
4894 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4895 i386_pe_* functions with char * arguments.
4897 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4899 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4901 (movsi_ie): Introduce fpul store.
4903 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4905 * Makefile.in (OBJS): Remove hashtab.o.
4907 2001-03-19 Stan Shebs <shebs@apple.com>
4909 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4910 * c-lang.c (maybe_objc_method_name): Ditto.
4911 * c-tree.h (maybe_objc_method_name): Remove decl.
4913 2001-03-19 Tom Tromey <tromey@redhat.com>
4915 * gcc.c (init_gcc_specs): Fix comment.
4917 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4919 Compute DECL_ASSEMBLER_NAME lazily.
4920 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4921 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4922 (SET_DECL_ASSEMBLER_NAME): Likewise.
4923 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4924 (set_decl_assembler_name): Declare.
4925 (lang_set_decl_assembler_name): Likewise.
4926 * tree.c (lang_set_decl_assembler_name): New variab.e
4927 (set_decl_assembler_name): New function.
4928 (init_obstacks): Set lang_set_decl_assembler_name.
4929 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4930 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4931 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4932 where it's not necessary.
4933 (builtin_function): Likewise.
4934 (finish_decl): Likewise.
4935 * dbxout.c (dbxout_type_methods): Likewise.
4936 * ggc-common.c (ggc_mark_trees): Likewise.
4937 * profile.c (output_func_start_profiler): Likewise.
4938 * varasm.c (make_decl_rtl): Likewise.
4940 * cse.c (find_comparison_args): Update documentation. Fix
4941 mishandling of COMPARE operations.
4943 * tree.def (ABS_EXPR): Add documentation.
4944 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4946 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4948 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4950 2001-03-19 Jakub Jelinek <jakub@redhat.com>
4952 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
4953 Remove ia32 linux PIC kludge and move it...
4954 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
4956 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
4958 * i386.md (absdf2 expander): Fix 64bit case.
4960 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
4962 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
4964 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4966 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4968 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4970 * README.X11: Remove obsolete file.
4972 2001-03-18 Anthony Green <green@redhat.com>
4974 * config/pj/pj.h: Remove some trailing commas.
4975 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4977 2001-03-18 Richard Henderson <rth@redhat.com>
4979 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4980 * calls.c: ... here.
4981 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4982 defaults for them here.
4984 2001-03-17 Anthony Green <green@redhat.com>
4986 * config/pj/lib1funcs.S: Fix broken comment.
4987 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4990 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4992 * gcc.texi: Remove obsolete information relating to build and
4993 installation problems with enquire or the Pyramid C compiler.
4995 2001-03-17 Richard Henderson <rth@redhat.com>
4997 * dwarf2out.c (queue_reg_save): New.
4998 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4999 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5001 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5002 (cfa, cfa_store, cfa_temp): Make static.
5003 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5005 2001-03-17 Richard Henderson <rth@redhat.com>
5007 * integrate.h (struct inline_remap): Add local_return_label.
5008 * integrate.c (expand_inline_function): Initialize it and emit
5009 it after copy_insn_notes.
5010 (copy_insn_list): Don't store local_return_label here.
5011 (copy_insn_notes): New function split out from copy_insn_list.
5013 2001-03-17 Richard Henderson <rth@redhat.com>
5015 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5016 is generating .debug_line.
5017 (dwarf2out_init): Add main_input_filename to the file table first.
5018 * configure.in (as_dwarf2_debug_line): Test with file number 1
5019 instead of file number 0.
5021 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5023 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5024 (gen_rtx_combine): Deleted; all references changed as appropriate.
5025 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5027 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5029 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5031 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5034 2001-03-16 Jim Wilson <wilson@redhat.com>
5036 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5037 then set it to LOC_REG (79) instead of aborting.
5039 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5041 * gccbug.in: Remove high priority.
5043 2001-03-16 Richard Henerson <rth@redhat.com>
5045 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5046 output with a space instead of deleting it.
5047 * configure: Regenerate.
5049 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5051 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5052 handles the gory details of converting an object file into
5053 something that's safe to grep.
5054 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5055 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5056 newlines at either end of the string we're looking for.
5057 Make 'checking ...' message less stilted.
5058 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5059 ARM in-memory layout and its hypothetical converse. Don't
5060 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5061 HOST_WORDS_BIG_ENDIAN.
5063 * configure.in: Adjust for renamed macro. Move
5064 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5065 * configure, config.in: Regenerate.
5067 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5069 * fixinc/Makefile.in: Set SHELL.
5071 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5073 * fixinc/fixincl.c (fix_with_system): Quote file names before
5074 passing them to shell.
5076 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5078 * Makefile.in: Use fix-header$(build_exeext) instead
5081 2001-03-16 Richard Henderson <rth@redhat.com>
5083 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5084 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5085 (size_of_line_prolog): Remove.
5086 (output_line_info): Compute prologue size via label difference.
5087 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5089 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5090 assembler error when redefining file numbers.
5091 * config.in, configure: Rebuild.
5093 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5094 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5095 (dw2_asm_output_delta_uleb128): Likewise.
5096 (dw2_asm_output_delta_sleb128): Similarly.
5097 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5099 2001-03-16 Michael Meissner <meissner@redhat.com>
5101 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5103 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5105 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5107 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5108 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5109 being unsigned in ISO C and signed in traditional.
5110 (expand_prologue): Ditto.
5111 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5113 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5115 (divsi3,divdi3): Ditto.
5116 (modsi3,moddi3): Ditto.
5117 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5118 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5119 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5122 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5124 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5125 SSE based conditional moves on LTGT/UNEQ conditions;
5126 Canonicalize EQ to NE.
5127 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5128 (sse_mov?fcc_ne): New.
5130 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5132 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5134 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5135 register may be dead.
5137 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5139 * Makefile.in (hash.o): Depend on CONFIG_H.
5141 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5143 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5145 2001-03-15 Richard Henderson <rth@redhat.com>
5147 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5148 (ASM_OUTPUT_DWARF_PCREL): New.
5149 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5151 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5153 * cppfiles.c (stack_include_file): Use MAX of sysp.
5155 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5157 * config.gcc (ia64*-*-hpux*): New case.
5158 * config/ia64/hpux.h: New file for HP-UX support.
5159 * config/ia64/t-hpux: New file for HP-UX support.
5161 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5163 * fixinc/inclhack.def (irix_stdio_va_list): New.
5164 * fixinc/fixincl.x: Rebuilt.
5166 2001-03-15 Richard Henderson <rth@redhat.com>
5168 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5169 if provided by the target.
5170 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5171 (dw2_asm_output_addr): New.
5172 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5173 * dwarf2out.c (output_cfi): Use it for program addresses.
5174 (output_call_frame_info, output_die): Likewise.
5175 (output_aranges, output_line_info): Likewise.
5177 2001-03-15 Bruce Korb <bkorb@gnu.org>
5179 * gcc.c(main): make more rigorous
5180 * collect2.c(main): guard against ignoring SIGCHLD
5181 * protoize.c(main): ditto
5182 * gcc/fixinc/fixincl.c(initialize): ditto
5184 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5186 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5187 (sdbout_parms): Likewise.
5189 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5191 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5192 "widen" a destination that is already wider than a word. Also do
5193 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5195 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5197 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5199 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5201 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5203 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5205 * i960.h (i960_maxbitalignment,
5206 i960_last_maxbitalignment): Declare.
5207 * i960.c (i960_maxbitalignment,
5208 i960_last_maxbitalignment): Make global.
5209 (process_pragma): Delete.
5210 (i960_pr_align, i960_pr_noalign): Move from here ...
5211 * i960-c.c: ... to this new file.
5212 * t-960bare (i960-c.o): New rule.
5213 * t-vxworks960 (i960-c.o): Likewise.
5214 * config.gcc (i960-*-*): Define c_target_objs and
5217 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5219 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5220 without adding in rtx code and mode.
5222 * alias.c (init_alias_analysis): Don't use any rtx whose value
5223 varies as a known value.
5224 Delete a superfluous test.
5226 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5228 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5229 scheduling a stop bit.
5230 (ia64_emit_nops): Correctly handle ASMs.
5232 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5234 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5236 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5238 * cpp.texi: Update documentation for -include and -imacros.
5239 * cppfiles.c (struct include_file): Remove "defined" memeber.
5240 (find_or_create_entry): Make a copy of the file name, and
5242 (open_file): Update to ensure we use the simplified filename.
5243 (stack_include_file): Don't set search_from.
5244 (cpp_included): Don't simplify the path name here.
5245 (find_include_file): New prototype. Call search_from to
5246 get the start of the "" include chain. Don't simplify the
5248 (_cpp_execute_include): New prototype. Move diagnostics to
5249 do_include_common. Update.
5250 (_cpp_pop_file_buffer): Don't set defined.
5251 (search_from): New prototype. Use the preprocessor's cwd
5252 for files included from the command line.
5253 (read_name_map): Don't simplify the pathname here.
5254 * cpphash.h (enum include_type): New.
5255 (struct buffer): Delete search from. New search_cached.
5256 (_cpp_execute_include): Update prototype.
5257 * cppinit.c (do_includes): Use _cpp_execute_include.
5258 * cpplib.c (do_include_common): New function.
5259 (do_include, do_include_next, do_import): Use it.
5261 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5263 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5264 contents of the RTL, to determine the name of the object.
5266 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5268 * tree.h (DECL_RTL): Allocate RTL lazily.
5269 (SET_DECL_RTL): New macro.
5270 (DECL_RTL_SET_P): Likewise.
5271 (COPY_DECL_RTL): Likewise.
5272 (DECL_RTL_IF_SET): Likewise.
5273 * varasm.c (make_decl_rtl): Add assertions about the kind of
5274 declaration we are processing.
5275 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5276 (start_decl): Likewise.
5277 (finish_decl): Likewise.
5278 * c-semantics.c (emit_local_var): Likewise.
5279 * calls.c (expand_call): Likewise.
5280 * dbxout.c (dbxout_symbol): Likewise.
5281 * emit-rtl.c (unshare_all_rtl): Likewise.
5282 (unshare_all_decls): Likewise.
5283 (reset_used_decls): Likewise.
5284 * expr.c (store_constructor): Likewise.
5285 (safe_from_p): Likewise.
5286 (expand_expr): Likewise.
5287 * function.c (put_var_into_stack): Likewise.
5288 (instantiate_decls_1): Likewise.
5289 (assign_parms): Likewise.
5290 (expand_function_start): Likewise.
5291 (expand_function_end): Likewise.
5292 * ggc-common.c (gcc_mark_trees): Likewise.
5293 * integrate.c (function_cannot_inline_p): Likewise.
5294 (copy_decl_for_inlining): Likewise.
5295 (expand_inline_function): Likewise.
5296 (integrate_parm_decls): Likewise.
5297 (integrate_decl_tree): Likewise.
5298 * print-tree.c (print_node): Likewise.
5299 * reg-stack.c (stack_result): Likewise.
5300 * stmt.c (label_rtx): Likewise.
5301 (expand_return): Likewise.
5302 (expand_decl): Likewise.
5303 (expand_decl_cleanup): Likewise.
5304 (expand_anon_union_decl): Likewise.
5305 * toplev.c (check_global_declarations): Likewise.
5306 (rest_of_decl_compilation): Likewise.
5307 * tree.c (simple_cst_equal): Likewise.
5308 * objc/objc-act.c (generate_static_references): Likewise.
5310 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5312 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5313 gcc_AC_C_FLOAT_FORMAT): New macros.
5314 * configure.in: Add AC_PROG_CPP after CC tests;
5315 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5316 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5317 * configure, config.in: Regenerate.
5319 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5320 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5321 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5322 config/i370/xm-linux.h, config/i370/xm-oe.h,
5323 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5324 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5325 config/pa/xm-linux.h, config/pa/xm-pa.h,
5326 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5327 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5328 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5329 config/we32k/xm-we32k.h: Delete.
5331 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5332 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5333 config/vax/xm-vms.h: Don't define any of:
5334 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5336 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5338 * config.gcc: Remove references to deleted files.
5339 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5340 FATAL_EXIT_CODE, which is the same between oe and mvs).
5342 2001-03-14 DJ Delorie <dj@redhat.com>
5343 Vladimir Makarov <vmakarov@redhat.com>
5345 * config/i960/i960.c (i960_function_prologue): Compute size of
5346 frame according to number of registers actually saved there.
5348 2001-03-14 Richard Henderson <rth@redhat.com>
5350 * expr.c (emit_move_insn_1): Fix else if around #endif.
5352 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5355 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5358 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5360 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5361 (override_options): Parse cmodel string.
5362 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5363 * i386.h (TARGET_OPTIONS): Add "cmodel".
5364 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5366 (ix86_cmodel_string, ix86_cmodel): Declare.
5368 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5371 * i386.h (GENERAL_REG_P): Add missing REG_P.
5373 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5375 * configure.in: Use $gcc_cv_as instead of $as.
5376 * configure: Regenerated.
5378 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5380 * cppfiles.c (stack_include_file): Only increase the include
5381 count if we actually process the file properly, as opposed
5382 to treating it as length zero. Only call read_include_file
5383 if not DO_NOT_REREAD. Handle the -H include file output
5385 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5386 (cpp_included, find_include_file): Simplify pathnames after
5387 remapping them. If remapping, don't use the remapped file
5388 name's buffer as our scratch buffer.
5389 (cpp_pop_file_buffer): Replace the multiple include macro
5390 only if it isn't yet set.
5391 (read_name_map): Simplify remapped names when reading in.
5392 (remap_filename): Move code to code path that uses it.
5393 (_cpp_simplify_pathname): Return the input pointer.
5394 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5396 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5398 * expr.c (expand_expr): Revove bogus conditional.
5400 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5402 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5404 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5406 * reg-stack.c (stack_result): Unconditionally use
5407 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5409 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5411 * expr.c (emit_move_insn_1): Split push of complex value when
5412 no suitable push instruction exist.
5414 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5415 instead of QI_REG_P.
5417 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5419 * alias.c (handled_component_p, can_address_p): New functions.
5420 (get_alias_set): Use them.
5422 2001-03-13 Jim Wilson <wilson@redhat.com>
5424 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5425 from 80 in try_locals code.
5426 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5428 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5430 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5431 gcc_AC_C_LONG_LONG): New.
5432 * configure.in: Use them. Probe the size of short, int, long,
5433 and long long/__int64 if we have them. Move all the AC_C_*
5434 checks together, except gcc_AC_C_CHAR_BIT which has to go
5435 after AC_CHECK_HEADERS(limits.h).
5436 Take hwint.h out of host_xm_file and build_xm_file.
5438 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5439 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5440 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5441 Move the HOST_WIDEST_INT setup logic here from system.h.
5442 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5444 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5445 is now handled by hwint.h.
5447 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5448 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5449 config/ia64/xm-ia64.h: Don't define any of:
5450 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5451 HOST_BITS_PER_LONGLONG.
5453 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5454 config/h8300/xm-h8300.h, config/mips/iris6.h,
5455 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5456 config/sparc/xm-sp64.h: Delete.
5457 * config.gcc: Remove references to deleted files.
5459 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5460 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5461 * config/i370/xm-linux.h: Clarify floating-point situation in
5464 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5466 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5467 (find_include_file): Decide here which part of the include
5468 chain to start the search. Complain about an empty include
5469 chain in all cases apart from an abolsute file name.
5470 (_cpp_execute_include): Don't choose the search chain here.
5471 Don't call handle_missing_include in the case of an empty
5473 (_cpp_compare_file_date): Don't choose the search chain here.
5474 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5475 here from _cpp_execute_include. Behave like #include if
5476 we're in the main file.
5478 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5480 * system.h (malloc, realloc, calloc, strdup): Only poison these
5481 tokens when IN_GCC is defined.
5483 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5485 * i386.md (abs?f expander): Support SSE case.
5486 (abd?f_if): Add new "USE"; add splitters.
5488 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5490 * cpp.texi (poison): Explain the macro expansion exception.
5492 2001-03-13 Jakub Jelinek <jakub@redhat.com>
5494 * expr.c (store_expr): Add dont_store_target. If temp is already in
5495 target before copying to reg, don't store it into target again.
5497 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5499 * cppinternals.texi: Update for file handling.
5501 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5503 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5504 2001-02-24 which broke building the Java library.
5505 * function.c (identify_blocks): Likewise.
5506 (all_blocks): Likewise.
5507 * integrate.c (integrate_decl_tree): Likewise.
5508 * print-tree.c (print_node): Likewise.
5509 * tree.h (BLOCK_NUMBER): Likewise.
5510 (struct tree_block): Likewise.
5512 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5514 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5515 __WCHAR_TYPE__ definition.
5516 (WCHAR_TYPE_SIZE): #undef before #define.
5518 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5520 * cppfiles.c: Update comments.
5521 (destroy_include_file_node): Rename destroy_node.
5522 (find_or_create_entry): New function.
5523 (open_file, _cpp_fake_include): Use it.
5524 (handle_missing_header): New function, broken out of
5525 _cpp_execute include. Don't segfault if there is no
5526 system or quoted path.
5527 (_cpp_execute_include): Use handle_missing_header.
5529 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5531 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5532 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5534 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5536 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5537 unless anti_dependence says they are.
5538 * alias.c (objects_must_conflict): If neither has a type specified,
5541 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5542 David Billinghurst <David.Billinghurst@riotinto.com>
5544 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5546 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5548 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5549 (*_one_bit): Remove type on the match_operand in attributes.
5551 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5553 * i386.c: Commit forgotten hunk in previous patch.
5554 (regclass_map): Add extended registers.
5555 (dbx_register_map): Add missing frame register.
5557 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5559 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5561 * i386.md (x86_sahf_1): Disable for 64bit.
5562 (popsi*, pophi*): Likewise.
5563 (pushqi, pushhi): Likewise.
5564 (movdi, pushdi): Likewise.
5565 (zero extend DImode splitter): Likewise.
5566 (adddi, minusdi splitter): Likewise.
5567 (umulsidi): Likewise.
5569 (mulsidi): Disable for 64bit
5570 (lshift:DI/ashift:DI): Disable for 64bit.
5571 (loop patterns): Likewise.
5572 (call_pop, call_value_pop expanders and patterns): Likewise.
5573 (prologue_get_pc): Likewise.
5575 (fcmovDI pattern and splitter): Likewise.
5576 (movdfcc_1_rex64): New.
5578 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5580 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5581 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5582 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5583 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5584 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5585 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5586 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5587 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5588 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5589 (REGPARM_MAX): Set to 6 for x86_64.
5590 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5591 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5594 * (patterns that does use upper halves): Update constraints
5595 'q' to 'Q' and 'r' to 'R'.
5596 (cmpqi_ext_1): Disable for 64bit.
5597 (cmpqi_ext_3_insn): Likewise.
5598 (movqi_extzv_1): Likewsie.
5599 (addqi_ext_1): Liekwsie
5600 (testqi_ext_1): Liekwsie
5601 (andqi_ext_1): Liekwsie
5602 (xorqi_ext_1): Liekwsie
5603 (cmpqi_ext_1_rex64): New.
5604 (cmpqi_ext_3_insn_rex64): Likewise.
5605 (movqi_extzv_1_rex64): Likewsie.
5606 (addqi_ext_1_rex64): Liekwsie
5607 (testqi_ext_1_rex64): Liekwsie
5608 (andqi_ext_1_rex64): Liekwsie
5609 (xorqi_ext_1_rex64): Liekwsie
5611 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5613 * configure.in: Move check for unsigned enumerated bitfields
5614 to macro in aclocal.m4. Disable it for now.
5615 * configure, config.in: Regenerate.
5616 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5617 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5618 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5619 kind above its first use.
5621 * config/xm-interix.h, config/alpha/xm-alpha.h,
5622 config/i370/xm-linux.h, config/i386/xm-beos.h,
5623 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5624 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5625 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5626 Don't define ONLY_INT_FIELDS under any circumstances.
5628 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5630 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5631 config/sparc/xm-sysv4.h: Delete - now identical with some
5633 * config.gcc (hppa targets): Replace xm-pahpux.h and
5634 xm-papro.h with implicit xm-pa.h.
5635 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5638 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5640 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5641 before reload_cse_noop_set_p.
5643 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5645 * config.gcc: Where xm-host.h used to include another
5646 xm-host.h, list the nested header directly in xm_file. Remove
5647 references to deleted files. Can now use sparc/xm-sp64.h for
5650 * config/xm-linux.h, config/arm/xm-linux.h,
5651 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5652 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5653 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5654 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5655 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5658 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5659 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5660 bother to wrap #undef in #ifdef.
5661 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5662 Don't include xm-linux.h.
5663 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5665 * configure.in: Wrap regexps using [] in changequote block.
5666 Use expr : not echo | grep. Simplify regexps.
5667 * configure: Regenerate.
5669 56 xm-files remain, 22 xm-arch.
5671 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5673 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5674 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5675 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5676 (copy_object): Fix format specifier vs argument mismatch.
5678 * mips-tdump.c: Make local functions static.
5679 (rindex): Don't #undef.
5680 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5681 (fatal, fancy_abort): Delete.
5682 (read_seek): Avoid signed/unsigned compare.
5684 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5686 * combine.c (try_combine): Fix error in change to try original
5688 (gen_rtx_combine): Do same as gen_rtx for now.
5690 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5692 * configure.in: AC_SUBST xm_defines.
5693 * configure: Regenerate.
5694 * Makefile.in: Set DEFINES=$(xm_defines) when building
5697 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5699 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5700 (cpp_included, find_include_file): Update.
5701 (_cpp_compare_file_date): Make else unconditional.
5703 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5705 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5707 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5709 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5710 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5712 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5714 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5715 if it's a record type.
5717 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5719 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5720 mingw includes slightly.
5722 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5724 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5725 #undef token before poisoning it.
5727 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * alpha.c (check_float_value): Use memcpy, not bcopy.
5731 * m32r.c (m32r_sched_reorder): Likewise.
5733 * vax.c (check_float_value): Likewise.
5735 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5737 * toplev.c (file_name_nondirectory): Remove.
5738 * toplev.h: Similarly.
5739 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5740 of file_name_nondirectory.
5742 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5744 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5745 * mips-tfile.c: Don't #undef rindex; not used.
5747 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5749 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5750 (dbx64_register_map): Declare.
5751 (RETURN_ADDR_RTX): Fix for 64bit.
5752 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5753 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5754 * i386.c (dbx64_register_map): New global array.
5755 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5756 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5759 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5761 * cppfiles.c (search_from): Use lbasename.
5762 * mkdeps.c (deps_add_default_target): Use lbasename.
5764 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5766 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5767 xcalloc in lieu of malloc, realloc & calloc.
5769 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5771 * gengenrtl.c (xmalloc): Likewise.
5773 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5774 really_call_* memory allocation routines.
5776 * stmt.c (check_for_full_enumeration_handling): Use
5777 really_call_calloc, not calloc.
5779 * system.h (really_call_malloc, really_call_calloc,
5780 really_call_realloc): Define.
5781 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5783 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5785 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5787 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5789 * configure: Rebuilt.
5790 * configure.in: Only use `lang_requires' for languages athat are
5793 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5795 * invoke.texi: Fix typo.
5796 * gcc.1: Regenerate.
5798 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5800 * configure.in: Prune nonexistent files from build_xm_file,
5801 xm_file, and host_xm_file lists. Warn unless they're
5803 Don't generate *config.h here.
5804 AC_SUBST all variables needed to generate *config.h.
5805 * configure: Regenerate.
5806 * mkconfig.sh: New helper script, from code removed from
5808 * Makefile.in: Zap all MALLOC variables - no longer used
5809 anywhere, and malloc.c doesn't exist.
5810 Substitute in variables needed to generate *config.h.
5811 Stop lying about the dependencies contained in CONFIG_H and
5813 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5814 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5815 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5816 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5817 $(TM_P_H), etc. as appropriate.
5819 * config.gcc: Zap references to deleted files.
5820 * ggc-none.c: Don't include rtl.h or tm_p.h.
5822 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5823 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5824 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5825 config/i386/xm-linux.h, config/i386/xm-linux.h,
5826 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5827 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5828 Don't include i386/xm-i386.h.
5830 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5831 config/i386/xm-i386.h, config/i860/xm-i860.h,
5832 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5833 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5834 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5835 Delete (empty except comments, #includes of other deleted
5836 files, and macros used nowhere).
5838 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5840 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5841 independent on TARGET_FLAGS.
5843 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5845 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5847 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5849 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5851 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5852 LAST_REX_SSE_REG): define.
5853 (enum reg_class): Add 'LEGACY_REGS'
5854 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5855 (SSE_REGNO_P): Recognize extended registers.
5856 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5857 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5858 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5859 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5860 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5861 REG_OK_FOR_STRREG_P): Remove.
5862 (HI_REGISTER_NAMES): Add extended registers.
5863 (ADDITIONAL_REGISTER_NAMES): Likewise.
5864 (QI_REGISTER_NAMES): Add 8bit extended registers.
5865 (DEBUG_REG): Support extended registers.
5866 * i386.c (regclass_map): Add extended registers.
5867 (dbx_register-map): Likewise.
5868 (svr4_dbx_register_map): Likewise.
5869 (print_reg): Support extended registers.
5870 (print_operand): Support 64bit operands.
5872 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5874 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5875 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5876 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5877 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5878 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5879 STACK_BOUNDARY): Set properly for 64bits.
5880 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5881 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5882 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5883 (MOVE_MAX): Set to 16.
5884 (MOVE_MAX_PIECES): 8 for 64bit.
5885 (Pmode): Set to SImode.
5887 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5889 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5891 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5893 * i386.h (mask_64bit): New constant.
5894 (target_64bit): New macro.
5895 (target_options): Add '64'/'32'
5896 (target_default): Define.
5897 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5898 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5899 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5901 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5903 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5905 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5907 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5908 LO_SUM unless for_alias is set.
5910 2001-03-08 Stan Shebs <shebs@apple.com>
5912 * objc/objc-act.c: Fix old typos in comments, add comments for
5914 (hash_init): Fix file name in error message.
5915 (hash_enter): Ditto.
5916 (hash_add_attr): Ditto.
5917 (continue_class): Ditto.
5919 2001-03-08 Bruce Korb <bkorb@gnu.org>
5921 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5922 wait4() can receive the signal.
5924 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5926 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5928 * fixinc/fixincl.x: Regenerate.
5930 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5932 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5934 * fixinc/fixincl.x: Regenerate.
5936 2001-03-08 Richard Henderson <rth@redhat.com>
5938 * configure.in (HAVE_AS_LEB128): New assembler check.
5939 * configure, config.in: Rebuilt.
5941 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5943 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5946 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5948 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5949 references to the MAXPATHLEN macro.
5951 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
5952 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
5955 * config/i386/xm-gnu.h, config/xm-gnu.h,
5956 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
5957 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
5958 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
5959 and/or unused files.
5961 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
5962 doing so in various xm-*.h files.
5964 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5966 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5968 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5970 * configure.in (enable_shared): Support per-package shared-library
5972 * configure: Rebuilt.
5974 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5976 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5977 for crnot. Set operands[5] in splitter.
5979 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5981 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5982 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5983 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5984 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5985 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5986 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5987 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5990 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5991 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5992 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5993 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5994 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5995 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5996 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5997 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5998 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5999 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6000 Delete unused and/or empty files.
6002 * config.gcc: Define USG in xm_defines as appropriate. Define
6003 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6004 macro. Remove deleted xm-* files from $xm_files variable.
6006 2001-03-07 Tom Tromey <tromey@redhat.com>
6008 * configure: Rebuilt.
6009 * configure.in: Allow config-lang.in to set `lang_requires' to list
6010 of other required languages.
6012 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6014 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6016 (output_prologue): Use xmalloc not oballoc.
6017 (output_epilog): Free a29k_first_epilogue_insn when finished.
6018 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6020 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6022 * builtins.c (expand_builtin_mathfn): Check
6023 flag_unsafe_math_optimizations, not flag_fast_math.
6024 (expand_builtin): Likewise
6025 * combine.c (combine_simplify_rtx): Likewise.
6026 (simplify_if_then_else): Likewise.
6027 * cse.c (fold_rtx): Likewise.
6028 * flags.h: Remove flag_fast_math. Add
6029 flag_unsafe_math_optimizations and flag_trapping_math.
6030 * fold-const.c (negate_expr): Check
6031 flag_unsafe_math_optimizations, not flag_fast_math.
6032 (invert_truthvalue): Likewise.
6033 (fold): Likewise. Before associating operands, check that
6034 code == MULT_EXPR, not code != MULT_EXPR.
6035 * ifcvt.c (noce_try_minmax): Check
6036 flag_unsafe_math_optimizations, not flag_fast_math.
6037 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6038 * invoke.texi: Document -funsafe-math-optimizations and
6039 -fno-trapping-math. Change documentation for -ffast-math.
6040 * jump.c (reversed_comparison_code_parts): Likewise.
6041 (rtx_equal_for_thread_p): Likewise.
6042 * optabs.c (emit_conditional_move): Likewise.
6043 * simplify-rtx.c (simplify_binary_operation): Likewise.
6044 (simplify_relational_operation): Likewise.
6045 (simplify_ternary_operation): Likewise.
6046 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6047 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6048 Add trapping-math and unsafe-math-optimizations entries to f_options.
6049 (set_fast_math_flags): New, sets flags for -ffast-math.
6050 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6051 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6052 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6054 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6055 (alpha_emit_conditional_move): Initialize local_fast_math to
6056 flag_unsafe_math_optimizations, not flat_fast_math.
6057 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6058 instead of setting flag_fast_math to 1.
6059 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6061 * config/i386/i386.c (override_options): Likewise
6062 * config/i386/i386.md: Likewise.
6063 * config/m68k/m68k.md: Likewise.
6064 * config/mips/mips.md: Likewise.
6065 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6066 (rs6000_generate_compare): Likewise.
6068 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6070 * Makefile.in: Set RANLIB to @RANLIB@.
6073 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6075 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6076 * fixinc/fixincl.x: Regenerated.
6078 2001-03-07 Richard Henderson <rth@redhat.com>
6080 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6082 2001-03-07 Richard Henderson <rth@redhat.com>
6084 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6085 of block notes and exception handling notes.
6087 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6088 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6089 (compile_file): ... here.
6091 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6093 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6095 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6096 config.h now. Include libiberty.h to handle alloca.
6098 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6100 * c-parse.in (yylexname): New function, split out of _yylex.
6101 (objc_rid_sans_at): New table.
6102 (init_reswords): Initialize it.
6103 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6104 retrieving the next token and checking it for significance as
6105 an ObjC keyword or string constant.
6107 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6108 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6110 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6113 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6115 * config/m68k/m68k.c (const_uint32_operand): Accept any
6116 const_int on a 32-bit host.
6118 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6120 * objc/objc-act.c (init_objc): Set save_lang_status,
6121 restore_lang_status, and mark_lang_status.
6123 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6125 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6127 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6129 * cppinternals.texi: Update.
6131 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6133 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6134 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6135 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6136 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6137 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6138 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6139 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6140 config/i386/xm-i386.h, config/i860/xm-i860.h,
6141 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6142 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6143 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6144 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6145 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6146 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6147 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6148 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6149 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6150 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6151 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6152 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6153 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6154 match the defaults provided in hwint.h.
6156 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6157 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6159 * config.gcc (xm_file): Don't set to files which are deleted.
6161 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6162 guard this file against these macros being undefined.
6164 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6166 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6167 and DECL_DEFER_OUTPUT on the decl we create, before calling
6168 rest_of_decl_compilation.
6170 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6172 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6174 * configure, config.in: Regenerate.
6175 * config.gcc: Remove references to deleted files.
6177 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6178 genrecog.c, rtl.c: Do not use alloca anywhere.
6180 * Makefile.in, build-make, system.h, config/x-interix,
6181 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6182 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6183 config/arc/xm-arc.h, config/arm/xm-arm.h,
6184 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6185 config/h8300/xm-h8300.h, config/i370/x-oe,
6186 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6187 config/i386/x-ncr3000, config/i386/x-sco5,
6188 config/i386/xm-dgux.h, config/i860/x-sysv4,
6189 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6190 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6191 config/m68k/x-hp320g, config/m69k/x-mot3300,
6192 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6193 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6194 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6195 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6196 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6197 config/mips/x-iris, config/mips/x-iris3,
6198 config/mips/x-sni-svr4, config/mips/x-sysv,
6199 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6200 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6201 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6202 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6203 config/pa/xm-papro.h, config/romp/xm-romp.h,
6204 config/rs6000/x-aix31, config/rs6000/x-aix41,
6205 config/rs6000/x-beos, config/rs6000/x-lynx,
6206 config/rs6000/x-mach, config/rs6000/x-rs6000,
6207 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6208 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6209 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6210 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6211 config/vax/xm-vms.h: Eradicate all references to alloca and
6214 * config/xm-alloca.h, config/clipper/x-clix,
6215 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6216 config/i860/x-sysv3, config/m88k/x-sysv3,
6217 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6218 (contained only alloca related hacks).
6220 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6223 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6225 * invoke.texi: Document __FAST_MATH__.
6227 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6229 * crtstuff.c: Restore include of auto-host.h.
6231 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6233 Put main() in a separate file, so that the language
6234 front-end can use a different main().
6237 * toplev.c: (main): Rename as toplev_main.
6238 * toplev.h: Declare toplev_main.
6239 * Makefile.in (OBJS): add toplev.o.
6240 (BACKEND): remove toplev.o, add main.o.
6242 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6244 * cppfiles.c (search_from): Special case the empty string.
6246 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6248 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6249 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6250 strlen or strcpy; we already know the length.
6251 (_cpp_compare_file_date): Similarly.
6252 * cpphash.h (struct cpp_reader): Delete done_initialising.
6253 (CPP_PREV_BUFFER): Delete.
6254 * cppinit.c (cpp_start_read): Don't set done_initialising.
6255 * cpplex.c (parse_string): Guarantee null-termination.
6256 (_cpp_equiv_toklists): Remove.
6257 * cpplib.c (glue_header_name): Null-terminate.
6258 (do_line): Don't leak memory.
6259 * cpplib.h (BT_WEAK): Delete.
6260 * cppmain.c (cb_ident): Strings are now null-terminated.
6262 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6264 * gcc.c (convert_filename): Append executable suffix
6265 if NO_AUTO_EXE_SUFFIX is not defined.
6266 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6267 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6269 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6271 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6272 * c-parse.gperf, c-gperf.h: Delete.
6273 (c-gperf.h was accidently re-added to the CVS repo in the rev
6274 1.16 commit by tromey)
6276 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6278 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6279 macro arguments when looking for the '('.
6280 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6281 2 when really parsing arguments; 1 when looking for '('.
6282 Always restore the lexer position.
6284 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6286 * longlong.h (umul_ppmm): Don't use a multiline string.
6288 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6290 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6291 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6292 t_bool in declaration because pcc can't combine volatile with typedef
6295 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6297 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6298 until when it is really needed.
6299 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6300 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6301 * i386.md (float?i?f splitter): Don't force source operand to memory
6303 (sse_movdfcc): Fix constraint.
6304 (sse_movdfcc splitter): Handle properly the second alternative.
6306 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6308 * cpplex.c (parse_string): Unconditionally pedwarn.
6310 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6313 * cppexp.c (parse_number): Update.
6314 * cpplex.c (parse_string): Pedwarn if multiline string does not
6315 result from a system header's macro.
6316 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6317 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6318 for function-like macros too.
6319 * c-lex.c (lex_number): Update.
6321 2001-03-03 Richard Henderson <rth@redhat.com>
6323 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6325 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6327 * combine.c (try_combine): If split with mode-changed scratch
6328 register didn't work, try the original mode.
6330 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6332 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6333 * config/c4x/c4x.h: Likewise.
6334 * stor-layout.c (compute_record_mode): Likewise.
6335 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6337 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6339 * configure.in: Kill tm.h. Include the files in the $tm_file
6340 list in all three of config.h, hconfig.h, tconfig.h, after the
6341 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6342 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6343 * configure: Regenerate.
6344 * Makefile.in (clean): Don't delete tm.h.
6346 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6347 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6348 those are not defined, set SEC and FEC to 0 and 1.
6349 * gcc.texi: Update to match.
6351 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6352 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6353 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6354 Include tconfig.h, not tm.h.
6356 * config/xm-lynx.h, config/xm-std32.h,
6357 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6358 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6359 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6360 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6361 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6362 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6363 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6364 config/i386/xm-i386.h, config/i860/xm-i860.h,
6365 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6366 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6367 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6368 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6369 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6370 config/pa/xm-linux.h, config/pa/xm-pa.h,
6371 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6372 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6373 config/pj/xm-pj.h, config/romp/xm-romp.h,
6374 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6375 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6376 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6377 config/v850/xm-v850.h, config/vax/xm-vax.h,
6378 config/we32k/xm-we32k.h:
6380 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6382 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6383 config/i370/xm-oe.h: Don't include tm.h. Don't define
6385 * config/vax/xm-vms.h: Don't include tm.h.
6387 * config/xm-lynx.h, config/avr/xm-avr.h,
6388 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6389 Delete; made empty by above changes.
6390 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6391 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6392 Don't include config/xm-lynx.h or tm.h.
6394 * config/xm-gnu.h: Don't include fcntl.h.
6395 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6397 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6399 2001-03-02 Richard Henderson <rth@redhat.com>
6401 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6402 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6404 2001-03-02 Richard Henderson <rth@redhat.com>
6406 * Makefile.in (OBJS): Add dwarf2asm.o.
6407 * dwarf2asm.c, dwarf2asm.h: New files.
6408 * dwarf2out.c (*): Use them.
6409 (size_of_uleb128, size_of_sleb128): Remove.
6410 (output_uleb128, output_sleb128): Remove.
6411 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6412 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6413 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6414 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6415 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6416 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6417 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6418 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6419 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6420 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6421 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6422 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6423 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6424 (dwarf2out_frame_debug): Remove unused variables.
6425 (output_loc_operands): Don't abort on 8 byte constants if
6426 host integers are wide enough.
6427 (output_symbolic_ref): Remove.
6428 (size_of_die): Don't assume 4 byte host integers.
6429 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6431 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6432 something stupid with HOST_WIDE_INT to long truncation.
6433 [CONST_DOUBLE]: Likewise.
6435 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6436 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6437 * config/arm/unknown-elf.h: Likewise.
6438 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6439 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6440 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6441 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6442 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6443 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6444 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6445 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6446 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6447 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6448 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6449 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6451 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6453 * cselib.c (hash_rtx): Cast enums to unsigned int.
6455 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6457 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6458 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6460 * c-format.c (C_STD_VER): Cast to int for comparisons.
6461 (check_function_format): Cast various enums to int for &.
6462 (maybe_read_dollar_number): Likewise.
6463 (check_format_info): Likewise.
6464 (check_format_info_main): Likewise.
6465 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6466 (safe_from_p): Likewise.
6467 * varasm.c (const_hash): Cast enum to int for %.
6468 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6469 pcc enum problems with < and ++ operators.
6470 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6471 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6472 (regclass_init): Change enum class to int to iterate over reg_classes.
6473 * genrecog.c (merge_trees): Cast enums for comparison.
6474 * rtl.h (GET_CODE): Cast to enum rtx_code.
6475 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6476 (GET_MODE): Cast to enum machine_mode.
6477 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6478 (GET_NOTE_INSN_NAME): Cast enum to int.
6479 * tree.h (TREE_CODE): Cast to enum tree_code.
6480 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6481 * timevar.c (timevar_print): Change loop variable id from enum to
6483 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6484 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6485 * toplev.c (compile_file): Cast enum DFI to int.
6486 (decode_d_option): Likewise.
6488 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6490 * cppinit.c (append_include_chain): Mark "after" include file name list
6491 as a system directory.
6492 * cpp.texi: Document new behavior.
6494 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
6496 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6498 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6500 * cppfiles.c (struct include_file): Update.
6501 (stack_include_file): Use search_from.
6502 (cpp_included, find_include_file): Update.
6503 (cpp_execute_include): Update. ptr->name may not be
6504 null terminated. Use the new search_from member variable
6506 (_cpp_compare_file_date): Similarly.
6507 (search_from): New function, similiar to actual_directory.
6508 (actual_directory): Delete.
6509 (remap_filename): Update. loc->name may not be null terminated.
6510 (struct file_name_list): Rename search_path. Update.
6511 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6512 search_from and dir.
6513 (struct cpp_reader): Remove actual_dirs.
6514 * cppinit.c (struct cpp_pending): Update for renamed objects.
6515 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6516 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6517 * cpplib.h (struct cpp_options): Similarly.
6519 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6521 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6522 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6523 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6524 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6525 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6526 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6527 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6528 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6529 config/i370/xm-oe.h, config/i386/xm-aix.h,
6530 config/i386/xm-i386.h, config/i386/xm-osf.h,
6531 config/i860/xm-i860.h, config/i960/xm-i960.h,
6532 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6533 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6534 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6535 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6536 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6537 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6538 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6539 config/pj/xm-pj.h, config/romp/xm-romp.h,
6540 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6541 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6542 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6543 config/v850/xm-v850.h, config/vax/xm-vax.h,
6544 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6545 Do not define TRUE or FALSE.
6547 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6548 empty by above change.
6549 * config.gcc: Remove references to these files.
6551 * configure.in: Detect stdbool.h.
6552 * configure, config.in: Regenerate.
6553 * system.h: Include stddef.h here if available.
6554 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6555 Then set up a sensible boolean type at the very end.
6557 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6558 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6560 * hash.h: Delete 'boolean' typedef and related #undefs.
6562 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6563 all uses of 'boolean' with 'bool'.
6565 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6567 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6568 * cppexp.c (lex): Cast enums for comparison.
6569 * cppinit.c (parse_option): Cast enum for comparison.
6570 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6571 (cpp_output_token): Likewise.
6572 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6573 (cpp_avoid_paste): Cast enums for minus and comparison.
6575 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6577 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6578 field to all array elements.
6580 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6582 * cpphash.h (struct cpp_reader): Add print_version field.
6583 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6584 just set print_version and other flags as appropriate.
6585 (cpp_post_options): Print version here if print_version is set.
6587 * toplev.c (exit_after_options): New flag.
6588 (independent_decode_option): Don't exit here; just set
6590 (main): Exit after calling lang_hooks.post_options if
6591 exit_after_options is true.
6593 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6594 (merge_include_chains): Adjust comment to match code.
6596 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6598 * stringpool.c (set_identifier): New function.
6599 * tree.h: Prototype it.
6601 * c-parse.in: Kill D_YES. If compiled for objc, call
6602 save_and_forget_protocol_qualifiers from init_reswords.
6603 * objc/objc-act.c (remember_protocol_qualifiers,
6604 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6605 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6607 (save_and_forget_protocol_qualifiers): New function.
6608 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6610 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6612 * c-semantics.c (prune_unused_decls): Return error_mark_node
6613 instead of (tree) 1 to stop traversing the tree chain.
6615 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6617 Fix a problem introduced by Kenner's Feb 18 change.
6618 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6619 flag_cse_skip_blocks only temporarily, not for ever.
6621 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6623 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6624 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6626 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6627 before determining its register class.
6629 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6631 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6632 from reg 4 if current_function_calls_setjmp.
6633 (gen_nop_type): New function.
6634 (ia64_emit_nops): New function.
6635 (ia64_reorg): Call it.
6636 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6638 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6639 code not to try to optimize adds with anything but a REG destination.
6641 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6642 (INSN_PRIORITY_KNOWN): New accessor macro.
6643 * haifa-sched.c (priority): Use it instead of testing priority against
6646 2001-02-28 DJ Delorie <dj@redhat.com>
6648 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6649 since that doesn't work the way gcc wants on a generic m68k.
6651 2001-02-28 Richard Henderson <rth@redhat.com>
6653 * caller-save.c (save_call_clobbered_regs): Fix typo in
6654 comparison last change.
6656 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6658 * i386.c (pentium4_cost): New.
6659 (m_PENT4): New macro.
6660 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6661 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6662 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6663 x86_memory_mismatch_stall): Add Pentium4
6664 (x86_use_q_reg, x86_use_any_reg): Kill.
6665 (override_options): Add pentium4.
6666 (incdec_operand): Return 0 for pentium4.
6667 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6668 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6669 (TARGET_PENTIUM4): Define.
6670 (enum processor_type): Add PROCESSOR_PENTIUM4.
6671 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6672 * i386.md (attribute "cpu"): Add pentium4.
6673 * invoke.texi (march): Add pentium4.
6675 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6677 * i386.md (sse_mov?fcc*): New patterns and splitters.
6678 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6679 the SSE based conditional moves.
6681 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6683 * i386.md (attribute mode): Add "TI".
6684 (movsf_1): Add pxor support; remove constant propagation splitter.
6685 (movdf_integer): Likewise.
6686 (movdf_nointeger): Likewise.
6687 (movxf constant prop splitter): Handle all modes; update for SSE.
6688 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6689 * i386.c (standard_80387_constant_p): Rewrite.
6690 (standard_sse_constant_p): New.
6691 * i386-protos.h (standard_sse_constant_p): New.
6693 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6695 * i386.md (sse_setccsf, sse_setccdf): New.
6696 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6698 * i386.c (sse_comparison_operator): Accept the supported unordered
6699 comparses; be ready for fast_math.
6700 (print_operand): Support 'D'.
6702 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6704 * jump.c (reversed_comparison_code): Kill.
6706 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6708 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6711 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6713 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6714 add missing '%' in constraints.
6716 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6718 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6719 for HOST_BITS_PER_WIDE_INT == 32 too.
6721 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6723 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6725 (insert_save, insert_restore): New parameter save_mode.
6726 (init_caller_save): Update initialization of reg_save_code
6727 and reg_restore_code.
6728 (save_call_clobbered_regs): Compute save_modes and update calls to
6729 reg_save_code and reg_restore_code.
6730 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6731 of spill; update use of reg_restore_code.
6732 (insert_save): Likewise.
6733 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6734 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6735 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6737 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6739 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6740 noce_try_store_flag_inc, noce_try_store_flag_mask,
6741 noce_try_cmove_arith):
6742 Use reversed_comparison_code instead of reverse_comparison and
6743 can_reverse_comparison_p.
6745 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6747 * jump.c (reversed_comparison_code_parts): Allow reversal of
6748 unordered compares in -ffast-math mode; reverse ordered compares
6749 for FP even w/o -ffast-math.
6751 2001-02-27 Richard Henderson <rth@redhat.com>
6753 * print-rtl.c (print_rtx) [i]: Don't print field five on
6754 NOTEs other than NOTE_INSN_DELETED_LABEL.
6756 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6758 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6759 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6761 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6763 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6764 even if walk_subtrees is 0.
6765 * c-semantics.c (prune_unused_decls): Return a non-null value to
6766 stop traversing the tree chain.
6768 2001-02-27 DJ Delorie <dj@redhat.com>
6770 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6771 register, *then* define it as the new CFA.
6773 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6775 * pa.c (override_options): Promote -fpic to -fPIC.
6776 (legitimize_pic_address): Simplify due to removal of
6777 small PIC as a code generation option.
6778 (secondary_reload_class): Similarly.
6779 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6780 (PRINT_OPERAND_ADDRESS): Similarly.
6781 * pa.md (various patterns): Similarly.
6782 (small pic lo_sum pattern): Remove.
6784 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6787 * md.texi (min, max): Document
6789 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6791 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6792 TARGET_PARTIAL_REG_DEPENDENCY.
6793 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6795 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6797 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6799 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6801 * mips.c (mips_make_temp_file): Fix thinko in last change.
6803 2001-02-26 Jason Eckhardt <jle@redhat.com>
6805 * combine.c (known_cond): Do not reverse the condition when
6806 SMAX/UMAX is being considered and the condition is for equality
6809 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6811 2001-02-26 Philip Blundell <philb@gnu.org>
6813 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6815 * config/arm/linux-elf.h: Remove historical relics related to
6816 above configurations.
6817 * config/arm/linux-oldld.h: Delete.
6818 * config/arm/linux-elf26.h: Delete.
6820 2001-02-26 Jason Merrill <jason@redhat.com>
6822 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6824 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6825 recognize a tentative definition. Lose obsolete code.
6827 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6828 variables unless necessary, either.
6830 2001-02-25 Richard Henderson <rth@redhat.com>
6832 * ifcvt.c (struct noce_if_info): Add test_bb.
6833 (noce_get_alt_condition): New.
6834 (noce_try_minmax, noce_try_abs): New.
6835 (noce_operand_ok): New.
6836 (noce_process_if_block): Use them.
6837 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6839 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6841 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6844 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6846 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6847 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6849 (mips_asm_file_end): Free temp_filename here.
6851 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6853 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6854 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6856 * config/i386/i386.md (movstrsi): Handle FAIL case.
6858 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6860 * cppinit.c (builtin_array): Update.
6861 (init_builtins): Flag builtins to warn if redefined or
6862 undefined. Define __GXX_WEAK as a normal macro.
6863 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6864 * cpplib.h (NODE_WARN): New flag.
6865 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6866 Handle __STDC__ as a builtin only on Solaris.
6867 (warn_of_redefinition): Renamed from check_macro_definition.
6868 Reverse sense of test. Always warn if NODE_WARN.
6869 (_cpp_create_definition): Use warn_of_redefinition. Flag
6870 any macro beginning with "__STDC_" to require a mandatory
6871 warning if redefined or undefined.
6873 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6875 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6876 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6877 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6878 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6879 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6880 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6881 Don't define any of:
6882 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6883 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6884 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6885 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6886 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6888 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6889 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6892 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6893 Delete now-empty file.
6895 * alpha/vms.h: Define NEED_ATEXIT here...
6896 * alpha/xm-vms.h: ...not here.
6898 * i386/cygwin.h: Don't define PARAMS.
6899 * mips/mips.c: Don't prototype mktemp. Don't define
6900 P_tmpdir. Use make_temp_file to create temporary files.
6901 Don't be clever and delete temporary files early.
6902 * config.gcc: Drop references to deleted files. Don't define
6904 * gcc.texi: Don't mention USE_PROTOTYPES.
6906 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6908 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6909 (ix86_set_move_mem_attrs_1): Likewise.
6910 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6911 * config/i386/i386.md (movstrsi): Call it.
6913 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6915 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6916 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6917 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6918 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6920 (i750a-*-*): Error here if hosting on i750a.
6921 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6923 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6924 Remove (empty modulo comments).
6926 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6927 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6928 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6929 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6930 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6931 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6933 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6934 Remove reference to winnt.h in comment.
6935 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6937 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6939 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6940 used to set another biv.
6942 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6944 * tree.h (BLOCK_DEAD): New macro.
6945 (struct tree_block): New flag, dead_flag.
6946 * print-tree.c (print_node, case 'b'): Print missing fields.
6947 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6948 * function.c (identify_blocks): Enable test for misplaced notes.
6949 (all_blocks): Skip BLOCK_DEAD blocks.
6950 * integrate.c (integrate_decl_tree): Likewise.
6952 * errors.c (internal_error, trim_filename): New functions.
6953 (fancy_abort): Call internal_error.
6954 * errors.h (internal_error, trim_filename): New declarations.
6956 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
6958 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
6960 (EXTRA_CONSTRAINT): Formatting changes.
6962 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6964 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6966 2001-02-23 Per Bothner <per@bothner.com>
6968 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6969 so they can be called from java/jvspec.c.
6970 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6972 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6974 * i386.c (ix86_frame): New structure.
6975 (ix86_compute_frame_size): Kill.
6976 (ix86_compute_frame_layout): New.
6977 (ix86_save_reg): New.
6978 (ix86_can_use_return_insn_p): Use frame layout stuff.
6979 (ix86_expand_prologue): Likewise.
6980 (ix86_expand_epilogue): Likewise.
6981 (ix86_initial_elimination_offset): Likewise.
6982 (ix86_nsaved_regs): Use ix86_save_reg.
6983 (ix86_emit_save_regs): Likewise.
6985 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6987 * flow.c (find_sub_basic_blocks): New function.
6988 (split_block): Be ready for basic block introduced by CODE_LABEL.
6989 (commit_one_edge_insertion): Call find_sub_basic_block.
6991 * flow.c (make_edges): Add edge from entry for blocks starting with
6992 label having ALTERNATE_NAME
6994 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6996 * function.c (epilogue_done): Be ready for first basic block not
6997 containing PROLOGUE_END note.
6998 (reposition_prologue_and_epilogue_notes): Avoid placing
6999 PROLOGUE_END note between BASIC_BLOCK.
7001 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7003 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7005 2001-02-21 DJ Delorie <dj@redhat.com>
7007 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7008 check for current_function_has_nonlocal_goto from 1999-11-12.
7010 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7012 * diagnostic.c (trim_filename): No longer static.
7013 * toplev.h (trim_filename): Declare.
7014 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7015 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7016 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7017 (rtvec_check_failed_bounds): Likewise.
7018 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7020 * convert.c (convert_to_integer): Don't do unsigned unless result or
7021 both inputs are unsigned.
7023 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7026 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7028 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7030 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7032 * Makefile.in (resource.o): Add params.h dependence.
7033 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7034 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7035 * resource.c: Add dependence on params.h.
7036 (current_live_regs): Fix explanatory comment.
7037 (find_basic_block): Add new parameter to permit limiting search
7039 (mark_target_live_regs): Add new argument to find_basic_block call.
7040 (incr_ticks_for_insn): Likewise.
7042 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7044 * diagnostic.c (output_to_stream): Rename to
7045 output_buffer_to_stream. Loses the stream parameter.
7046 (init_output_buffer): Set diagnosic_buffer's stream.
7047 (flush_diagnostic_buffer): Adjust.
7048 (default_print_error_function): Likewise.
7049 (finish_diagnostic): Likewise.
7050 (verbatim): Likewise.
7052 * diagnostic.h (struct output_buffer): Add `stream' field.
7053 (output_buffer_attached_stream): New macro.
7055 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7057 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7058 check if either operand is divisible by C.
7059 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7060 If type is signed, consider negative numbers as well.
7062 2001-02-22 Richard Henderson <rth@redhat.com>
7064 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7065 reach .text instead of gp-relative relocs.
7066 * config/ia64/crtend.asm (.init): Likewise.
7068 2001-02-22 Andreas Jaeger <aj@suse.de>
7070 * extend.texi (C++ Attributes): Fix typo.
7072 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7074 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7075 functions, drop current_function_args_info.words test.
7076 (ia64_compute_frame_size): Mark syscall_linkage functions as
7077 using eight input registers.
7079 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7080 Bruce Korb <bkorb@gnu.org>
7082 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7083 * fixinc/README: Document how to convert sed substitutions
7084 to format style c_fix-es.
7085 * fixinc/fixincl.x: regen
7087 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7089 * gcc.c: Add comment explaining how to add a command-line option.
7090 Add title to specs language comment.
7092 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7094 * gcc.c (cc1_options): Add "-param".
7095 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7096 (option_map): Likewise.
7097 * toplev.c (display_help): Add entry for "--param".
7098 (independent_decode_option): Fix typographical error.
7100 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7101 Bernd Schmidt <bernds@redhat.com>
7102 Jan Hubicka <jh@suse.cz>
7104 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7105 (function_arg): Likewise.
7107 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7109 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7111 2001-02-21 Kazu Hirata <kazu@hxi.com>
7113 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7117 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7119 * flow.c (init_propagate_block_info): Canon address and use single_set
7120 for killing dead memory stores.
7122 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7124 * Makefile.in (reorg.o): Add params.h dependence.
7125 * params.def: Fix typographical error in comment.
7126 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7127 * params.h: Modify introductory comment.
7128 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7129 * reorg.c: Add dependence on params.h.
7130 (redundant_insn): Add parameterized throttle for search.
7131 (fill_simple_delay_slots): Add a comment explaining a variable.
7132 Move conditional out of loop, simplifying code.
7133 (fill_eager_delay_slots): Fix typographical error in comment.
7135 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7137 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7139 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7140 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7142 2001-02-21 Jason Merrill <jason@redhat.com>
7144 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7145 (struct tree_decl): Add uninlinable bitfield.
7146 * c-decl.c (duplicate_decls): Set it.
7147 * integrate.c (function_cannot_inline_p): Check it.
7149 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7150 DW_AT_MIPS_linkage_name to abstract methods.
7151 (dwarf2out_abstract_function): Emit class context before calling
7152 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7153 (gen_subprogram_die): Remove obsolete code.
7154 (gen_member_die): Don't include clones in the member list.
7155 (gen_decl_die): Emit abstract info for clone origin.
7156 * dwarfout.c (output_type): Don't include clones in the member list.
7157 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7158 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7159 DECL_ABSTRACT on a function that already has it set.
7161 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7162 (get_subprogram_die): Pass it in.
7164 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7166 * flow.c (mark_set_1): Make not_dead unsigned long. For
7167 non-pseudos, use it as a bitmask of the hard regs that
7170 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7172 * cppfiles.c: Update comments.
7173 (_cpp_read_file): Don't check for NULL filenames any more.
7174 * cppinit.c (cpp_start_read): Don't do canonicalization of
7175 in_fname and out_fname. Use the passed file name exclusively.
7176 (_cpp_handle_options): Don't treat "-" as a command line option,
7177 but as a normal filename.
7178 (_cpp_post_options): Canonicalize in_fname and out_fname.
7179 * cppmain.c (printer_init): Don't check out_fname for NULL.
7180 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7181 (init_c_lex): Update, and use "" to represent stdin to CPP.
7184 2001-02-20 Will Cohen <wcohen@redhat.com>
7186 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7187 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7188 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7191 2001-02-20 Stan Shebs <shebs@apple.com>
7193 * config/rs6000/rs6000.c (output_cbranch): Output branches
7194 on separate lines instead of using ';' to separate.
7196 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7198 * cppinit.c (set_lang): Move builtin handling to...
7199 (init_builtins): ...here.
7200 (_cpp_create_reader): Move call to set_lang.
7202 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7204 * stmt.c (expand_return): If an attempt is made to return the
7205 error_mar_node, treat the return like a return without a value.
7207 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7209 * sibcall.c (skip_copy_to_return_value): Call
7210 identify_call_return_value here, and return orig_insn if it
7211 returns zero. Hardret and softret arguments now unnecessary.
7212 (call_ends_block_p): Don't call identify_call_return_value here.
7214 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7216 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7217 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7219 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7221 * pa.c (move_operand): Accept code to load the address of a
7222 symbol out of the DLT as a valid move operand.
7223 (print_operand, case 'A'): New to handle generating a DLT
7224 reference for a LO_SUM expression.
7225 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7226 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7228 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7230 * README, cpp.texi, gcc.texi, version.c: Update version number to
7232 * cpp.1, gcov.1, gcc.1: Regenerate.
7234 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7236 * cppfiles.c (stack_include_file): Generate dependencies
7237 here, and manage include_count here too.
7238 (PRINT_THIS_DEP): Delete.
7239 (_cpp_execute_include): Do not generate dependencies here,
7240 apart from the case of a missing header. Do not manage
7242 (_cpp_read_file): Leave dependency generation to
7245 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7247 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7248 target_cpu_default. Remove dead assignment to
7251 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7253 * regclass.c (contains_reg_of_mode): Make global.
7254 (init_reg_sets): Remove contains_reg_of_mode; take into account
7255 CLASS_MAX_NREGS when looking for the proper mode.
7256 (dump_regclass): Dump only classes considered for the pseudo.
7257 (regclass): Use contains_reg_of_mode.
7259 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7261 * gcc.c (do_spec_1): 'n' for printing notices.
7262 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7264 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7266 * reg-stack.c (next_flags_user): Use current_block->end
7267 (swap_rtx_condition): Look for next user if flags don't die;
7268 give up on CALL_INSNs; use current_block->end.
7270 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7272 * sibcall.c (call_ends_block_p): New function.
7273 (optimize_sibling_and_tail_recursive_call): Use it.
7275 2001-02-18 Kazu Hirata <kazu@hxi.com>
7277 * config/h8300/h8300.md: Update copyright.
7278 (andsi3): Do not output an extra newline character.
7280 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7282 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7283 FNDECL may be unused.
7285 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7286 follow jumps after first run.
7287 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7288 it doesn't change any jumps.
7290 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7292 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7293 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7294 (mostlyclean): Corresponding changes.
7295 * rtlanal.c (hard-reg-set.h): Include.
7296 (rtx_unstable_p): Do not treat the argument pointer specially
7297 if it is not a fixed register.
7298 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7300 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7302 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7303 against last real insn in basic block.
7304 Rework to avoid gotos.
7306 * Makefile.in (gcse.o): Now includes ggc.h.
7307 * gcse.c: Include ggc.h.
7308 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7309 (try_replace_reg): Remove warning of uninitialize variable.
7310 (process_insert_insn): Call invalid_insn_p to validate insn.
7311 * recog.c (insn_invalid_p): Now global.
7312 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7313 * recog.h (insn_invalid_p): New declaration.
7315 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7317 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7318 assignments from FP constants since 'Y' output code can't handle it.
7319 (eligible_for_sibcall_delay): Likewise.
7321 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7322 Call fancy_abort directly, passing args.
7323 (print_rtl_and_abort): Now a macro, like fancy_abort.
7325 * final.c (output_operand_lossage): Use internal_error, not error.
7327 2001-02-18 Shane Nay <shane@agendacomputing.com>
7329 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7330 structure shift insns.
7332 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7334 * invoke.texi (-fsquangle): Remove documentation.
7335 (-fname-mangling-version): Likewise.
7337 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7339 * optabs.c (expand_abs): Remove reference to
7340 HAVE_contitional_arithmetic.
7341 * combine.c (simplify_set): Likewise.
7343 2001-02-18 Richard Henderson <rth@redhat.com>
7345 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7348 2001-02-18 Richard Henderson <rth@redhat.com>
7350 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7352 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7354 * reload1.c (reload_cse_simplify_set): Fix typo.
7356 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7358 * diagnostic.c (_fatal_insn): Decrement errorcount.
7360 * invoke.texi (-I): Add note avoiding use for system header files.
7362 * rtl.h (add_clobbers): Remove duplicate declaration.
7363 * recog.h (added_clobbers_hard_reg_p): New declaration.
7364 * genemit.c (struct clobber_pat): New field has_hard_reg.
7365 (gen_insn): Record if added clobbers clobber hard reg.
7366 (gen_split): Avoid unused warning if number of operands is 0.
7367 (output_added_clobbers_hard_reg_p): New function.
7370 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7372 * pa.c (hppa_expand_prologue): Simplify code storing return
7373 pointer. For large (>=8k) frames with a post_store, adjust stack
7374 pointer by 8k-64 first rather than by 64. When testing with
7375 VAL_14_BITS_P, always use the actual value rather than the value
7376 negated. Add blockage to prevent scheduling of spills before
7377 stack frame has been created.
7378 (hppa_expand_epilogue): Simplify code loading return pointer.
7379 Allow a slightly larger range for merge_sp_adjust_with_load case.
7380 When testing with VAL_14_BITS_P, always use the actual value.
7382 * pa.c (pa_adjust_insn_length): Check that block move
7383 pattern is a set before looking at operands.
7385 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7387 * fold-const.c (fold_binary_op_with_conditional_arg): New
7388 function, split out from ...
7390 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7391 conditional arms that throw exceptions.
7393 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7396 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7398 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7399 define HAVE_DECL_* to 1 to mask potential backup declarations.
7400 * configure: Regenerated.
7402 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7404 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7406 2001-02-17 Richard Henderson <rth@redhat.com>
7408 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7409 when replacing a memory load with a register.
7411 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7412 Jan Hubicka <jh@suse.cz>
7414 * recog.c (validate_replace_src_1): New.
7415 (validate_replace_src_data): Likewise.
7416 (validate_replace_src): Use note_uses.
7417 * rtl.h (note_uses): Declare.
7418 * rtlanal.c (note_uses): New.
7420 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7422 * reg-stack.c (stack_def): Make field reg unsigned.
7423 (remove_regno_note): Unsignetize parameter.
7425 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7427 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7428 shladd_operand() call.
7430 2001-02-16 Bruce Korb <bkorb@gnu.org>
7431 Rodney Brown <RodneyBrown@mynd.com>
7433 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7434 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7435 machine restrictions
7436 * fixinc/fixincl.x: regen
7438 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7440 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7442 (hash_scan_insn): Clean up calls to hash_scan_set.
7443 (compute_kill_rd): REGNO now unsigned.
7444 (try_replace_reg): Rework to use simplify_replace_rtx.
7445 (cprop_jump, cprop_cc0_jump): Likewise.
7446 (cprop_insn): Call find_reg_equal_equiv_note.
7447 Reflect changes to cprop_jump and cprop_cc0_jump.
7449 * recog.c (validate_replace_src): Replace in operands of
7450 ZERO_EXTRACT in SET_DEST.
7452 * cse.c (new_label_ref): New variable.
7453 (insert): Set it instead of recorded_label_ref.
7454 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7455 CODE_LABEL for this function, and not already in REG_LABEL note.
7457 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7459 * resource.c (mark_referenced_resources): Fix typo in introductory
7461 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7464 2001-02-16 Jason Merrill <jason@redhat.com>
7466 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7468 (gen_subprogram_die): Don't abort on seeing a second definition if
7469 the previous one was abstract. Don't replace an abstract instance
7470 in the lookup table.
7472 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7473 gen_abstract_function.
7474 * dwarf2out.h: Declare it.
7475 * toplev.c (note_outlining_of_inline_function): New fn.
7476 * toplev.h: Declare it.
7477 * integrate.c (output_inline_function): Call it.
7478 * c-decl.c (duplicate_decls): Call it when redefining an extern
7479 inline. Don't inline the new defn.
7481 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7483 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7485 * .gdbinit: Rename to gdbinit.in.
7486 * gdbinit.in: New file,
7487 * configure.in: Generate .gdbinit from gdbinit.in.
7488 * configure: Regenerated.
7489 * Makefile.in (distclean): Always remove .gdbinit.
7491 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7493 * objc/objc-act.c (start_class): Register implemented_classes with
7496 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7498 * cppfiles.c (_cpp_make_system_header): Generate a file
7501 2001-02-15 Jim Meyering <meyering@lucent.com>
7503 * Makefile.in (install-common): Don't depend on installdirs here.
7504 Instead, make each of the lang.install-common targets (e.g.,
7505 c++.install-common in cp/Make-lang.in) depend on it.
7506 (install-driver): Depend on installdirs.
7508 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7510 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7512 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7515 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7517 * invoke.texi (--param): Document.
7519 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7521 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7523 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7525 * i386.md (extendsfdf2_2): Fix constraints.
7527 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7529 * i386.md (fop_df_3 splitter): Fix operand number.
7531 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7533 * invoke.texi (-mreg-alloc): Nuke.
7534 * i386.c (ix86_reg_alloc_order, regs_allocated,
7535 order_regs_for_local_alloc): Nuke.
7536 (override_options): Kill reg_alloc code.
7537 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7538 (REG_ALLOC_ORDER): SSE goes before I387.
7539 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7540 (ix86_reg_alloc_order): Likewise.
7541 * i386-protos.h (ix86_reg_alloc_order): Kill.
7543 2001-02-14 Richard Henderson <rth@redhat.com>
7545 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7547 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7549 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7551 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7553 * i386-protos.h (ix86_memory_move_cost): Move offline.
7554 * i386.c (ix86_register_move_cost): Compute properly cost of
7555 SSE, MMX and i387 instructions.
7556 (*_cost): Add costs of SSE/MMX moves.
7557 (ix86_memory_move_cost): Move offline from ....; Likewise.
7558 * i386.h (MEMORY_MOVE_COST): .... here;
7559 (struct processor costs): Add new fields to represent costs
7562 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7564 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7565 move_cost together with Matt Kraai's fix.
7567 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7569 * Makefile.in (OBJS): Add params.o.
7571 2001-02-14 Richard Henderson <rth@redhat.com>
7572 DJ Delorie <dj@redhat.com>
7574 * jump.c (jump_optimize_1): When we delete a conditional jump
7575 preceeding a non-conditional jump to effectively the same place,
7576 make sure that the combined jump skips any clobber insns between
7579 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7581 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7583 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7585 * Makefile.in (toplev.o): Depend on params.h.
7586 (intergate.o): Likewise.
7587 (params.o): New target.
7588 * flags.h (inline_max_insns): Remove.
7589 * integrate.c: Include params.h.
7590 Use MAX_INLINE_INSNS instead of inline_max_insns.
7591 * params.c: New file.
7592 * params.h: Likewise.
7593 * params.def: Likewise.
7594 * toplev.c: Include params.h.
7595 (lang_independent_params): New variable.
7596 (decode_f_option): Use the param machinery instead of setting
7598 (independent_decode_option): Handle "--param name=value".
7599 (main): Register language-independent parameters.
7601 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7603 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7605 2001-02-14 Richard Henderson <rth@redhat.com>
7607 * regclass.c (init_reg_sets_1): Revert last two changes.
7609 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7611 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7612 (variable_size): Call put_pending_size.
7613 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7614 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7615 sizes list, put newly created SAVE_EXPR there as well.
7617 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7619 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7620 (errata_find_address_regs): load_group has only 2 entries.
7621 (errata_emit_nops): Likewise. shladd is not problematic.
7622 Clear last_group if nop was emitted.
7623 (fixup_errata): load_group has only 2 entries.
7626 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7628 * c-lex.c (lex_number): Only warn traditionally for U suffix
7629 outside system macros.
7630 * cppexp.c (parse_number): Similarly.
7631 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7632 * cppmacro.c (struct cpp_macro): New member node.
7633 (parse_args): Only warn about missing rest args if not
7635 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7636 (cpp_sys_objmacro_p): New.
7637 (_cpp_create_definition): Store the node with the macro defn.
7638 Remember if the macro is defined in a system header.
7640 2001-02-13 DJ Delorie <dj@redhat.com>
7642 * configure.in (check_languages): determine languages to check
7643 * Makefile.in (check-c++): alias for check-g++
7644 (check-f77): alias for check-g77
7645 (CHECK_TARGETS): depend on configured languages
7647 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7649 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7650 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7651 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7652 (sqrtextendsfdf2): Disable for SSE2.
7654 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7656 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7657 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7658 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7659 (sqrtextendsfdf2): Disable for SSE2.
7661 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7663 * i386.md (movsfcc_1): Support integer cmove instruction.
7664 (movdfcc_1): Likewise; new splitter.
7666 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7668 * i386.c (output_fp_compare): Support SSE.
7669 (prepare_fp_compare_args): SSE comparisons always support memory.
7670 * i386.h (TARGET_CMOVE): SSE imply cmove.
7671 * i386.md (cmp?f2): Enable for SSE too.
7672 (cmpfp_i*): Support SSE.
7674 (cmpfp_i_sse_only): New.
7675 (s*, b* fp expanters): Enable for SSE too.
7676 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7679 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7681 * regclass.c (init_reg_sets_1): Silence warning.
7683 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7685 * i386.md (sqrt?f2): Change to expander.
7686 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7688 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7690 * rtlanal.c (find_reg_equal_equiv_note): New function.
7691 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7692 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7693 * rtl.h: Add declarations for above functions.
7695 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7699 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7700 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7701 * flow.c (mark_regs_live_at_end): Likewise.
7702 (calculate_global_regs_live): Likewise.
7703 * gcse.c (compute_hash_table): Likewise.
7704 (compute_kill_rd): Likewise.
7705 * resource.c (mark_target_live_regs): Likewise.
7706 * rtl.h (INVALID_REGNUM): New macro.
7708 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7710 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7712 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7714 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7717 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7719 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7721 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7722 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7723 (fop_sf_1_sse, fop_df_1_sse): New patterns
7724 (fop_*): Disable float_extend and float patterns for SSE compilation.
7725 * i386.c (output_387_binary_op): Support SSE.
7727 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7729 * i386.md (dummy_extendsfdf2): Support SSE2
7730 (extendsfdf2): Enable if 80387 or SSE2.
7731 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7732 and no MIX_I387_SSE2
7733 (extendsfdf2_1_sse_only): New pattern.
7734 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7736 (truncdfsf2_1): Support SSE.
7737 (truncdfsf2_2): Support SSE.
7738 (truncdfsf2_2_1_sse): New pattern.
7739 (fixtruncsfsi2): Always use SSE if available.
7740 (fix_truncsfsi_sse): New pattern.
7741 (fix_truncdfsi_sse): New pattern.
7742 (floatsis?f2): Support SSE.
7743 (floatsidf2_i387): New pattern.
7744 (floatsidf2_sse): Likewise.
7746 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7748 * configure.in: Use "have_gnat" variable, not "gnat".
7749 * configure: Regenerated.
7751 * config/sparc/sparc.c (function_value): Treat all non-record
7752 aggregate types like used to treat UNION_TYPE.
7754 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7756 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7757 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7759 (MASK_MIX_SSE_I387): New.
7760 (TARGET_SSE): SSE2 imply SSE.
7761 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7762 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7763 (enum reg_class): Add new classes.
7764 (REG_CLASS_NAMES): Likewise.
7765 (REG_CLASS_CONTENTS): Likewise.
7766 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7767 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7768 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7769 (CLASS_MAX_NREGS): Use new macros.
7770 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7771 * i386.md (pushsf, movsf): Support SSE.
7772 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7773 splitters to use ANY_FP_REGNO_P.
7774 (movdf_nointeger, movdf_integer): Likewise.
7776 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7778 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7779 (try_combine): Use it.
7781 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7783 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7784 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7785 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7786 (REGISTER_MOVE_COST): Likewise.
7787 * i386-protos.h (ix86_secondary_memory_needed,
7788 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7789 * i386.c (ix86_secondary_memory_needed,
7790 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7792 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7794 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7795 (HARD_REGNO_MODE_OK): Move offline to ....
7796 * i386.c (ix86_hard_regno_mode_ok) ... here;
7797 refuse all incorrect modes.
7798 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7800 2001-02-13 Richard Henderson <rth@redhat.com>
7802 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7803 entire operator; replicate that and match_dup the operands.
7804 (cmp_ccx_arith_op_set): Likewise.
7805 (cmp_cc_arith_op_not_set): Likewise.
7806 (cmp_ccx_arith_op_not_set): Likewise.
7808 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7810 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7812 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7814 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7815 (TARGET_NO_BITFIELD_WORD): New macro.
7816 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7817 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7819 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7821 * cselib.c: New file, from simplify-rtx.c.
7822 * simplify-rtx.c: Remove cselib parts.
7823 * Makefile.in: Add cselib.o.
7825 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7827 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7828 (setup_incoming_varargs): Remove warning.
7830 * config/rs6000/rs6000.c (validate_condition_mode): When
7831 flag_fast_math, allow floating-point conditionals to be reversed.
7832 (rs6000_generate_compare): When flag_fast_math, don't generate
7833 cror operations for FP conditionals.
7835 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7837 (ASM_SPEC): Likewise.
7838 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7839 (CC1_SPEC): Likewise.
7840 (LINK_TARGET_SPEC): Likewise.
7841 (CPP_ENDIAN_SPEC): Likewise.
7842 * Makefile.in (check-consistency): New target.
7844 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7846 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7847 "return type defaults" warning for functions with return type
7849 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7850 function declarations by default rather than only when pedantic.
7852 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7854 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7857 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7859 * extend.texi (Deprecated): Deprecate new initializer lists.
7861 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7863 * mkdeps.c (deps_add_default_target): Robustify. Add
7864 basename component only.
7865 * cpp.texi (-M): Describe how default target is generated.
7866 * invoke.texi (-M): Likewise.
7868 2001-02-12 Kazu Hirata <kazu@hxi.com>
7870 * toplev.c (push_float_handler): Remove.
7871 (pop_float_handler): Remove.
7872 * toplev.h: Remove prototypes for the above functions.
7874 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7876 * c-common.c (constant_fits_type_p): New function.
7877 (convert_and_check): Use it.
7879 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7881 * Makefile.in (GXX_ABI_FLAG): Don't define.
7882 * configure.in (--enable-new-gxx-abi): Remove option.
7883 * config.in: Regenerated.
7884 * configure: Likewise.
7886 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7888 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7890 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7891 regular basic block, and arrange for all edges into it to switch
7894 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7896 * Makefile.in (distclean): Do not remove .gdbinit.
7898 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7900 * Makefile.in (gcc.o): Fix typos.
7901 (protize.o): Likewise.
7902 (unprotoize.o): Likewise.
7904 2001-02-11 Richard Henderson <rth@redhat.com>
7906 * tree.c (build1): Check for null operand in last change.
7908 2001-02-11 Richard Henderson <rth@redhat.com>
7910 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7911 (fold): Don't assume a constant isn't foldable.
7912 * tree.c (build): Set TREE_CONSTANT for an expression with no
7913 side-effects and constant operands.
7916 2001-02-10 Richard Henderson <rth@redhat.com>
7918 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7920 2001-02-10 Anthony Green <green@redhat.com>
7922 * cpp.texi (Standard Predefined): Add documentation for
7925 * c-common.c (combine_strings): Improve warning message.
7927 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7929 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7931 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7933 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7935 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7938 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7940 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7943 2001-02-09 Nick Clifton <nickc@redhat.com>
7945 * config/arm/arm.md: Change output contraint on post inc
7946 load/store multiple patterns to be a read/write contraint.
7948 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7950 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7951 .o files when using the -M options.
7953 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7954 David Edelsohn <edelsohn@gnu.org>
7956 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
7957 handle DImode constants. Use one TOC entry for SImode and smaller
7958 constants, aligned properly.
7960 2001-02-08 Jason Merrill <jason@redhat.com>
7962 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
7963 about the SP adjustment for saving the static chain pointer.
7964 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7965 offset when setting a temporary CFA register.
7967 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7969 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7970 powerpc-*-chorusos* .
7971 * config/rs6000/chorus.h : New file.
7972 * config/i386/chorus.h : New file.
7973 * config/sparc/chorus.h : New file.
7974 * config/sparc/t-chorus-elf : New file.
7976 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7978 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7979 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7980 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7981 (__WCHAR_TYPE__): Correct macro name.
7983 2001-02-08 Richard Henderson <rth@redhat.com>
7985 * config/i386/i386.c (ix86_frame_pointer_required): New.
7986 (ix86_setup_frame_addresses): New.
7987 (struct machine_funciton): Add accesses_prev_frame.
7988 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7989 ix86_frame_pointer_required.
7990 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7991 (SETUP_FRAME_ADDRESSES): New.
7992 * config/i386/i386-protos.h: Update.
7993 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7994 from FRAME_POINTER_REQUIRED.
7995 * config/i386/svr3gas.h: Likewise.
7996 * config/i386/sysv3.h: Likewise.
7997 * config/i386/v3gas.h: Likewise.
7999 2001-02-08 Richard Henderson <rth@redhat.com>
8001 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8002 calculation of the number of integer registers required.
8003 (function_arg_record_value): Likewise.
8005 2001-02-08 Jason Merrill <jason@redhat.com>
8007 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8008 two. Print file and line with "confused" message.
8010 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8012 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8014 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8016 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8018 * final.c (cleanup_subreg_operands): The address of a MEM can
8021 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8024 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8026 * gcc.texi (Incompatibilities): Update documentation of
8027 preprocessing numbers.
8029 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8031 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8033 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8035 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8037 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8038 * gcc.c (struct compiler): Add cpp_spec field.
8039 (input_file_compiler): New variable.
8040 (do_spec_1): Allow a particular compiler to handle `%C'
8042 (main): Store the current compiler in input_file_compiler.
8043 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8045 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8047 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8048 * cppinit.c (cpp_create_reader): Initialize them.
8049 (append_include_chain): cxx_aware arg might be unused.
8050 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8051 keywords and give them their phase 7 meaning. Pedwarn about
8052 this unless '__bool_true_false_are_defined' is defined.
8054 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8056 * lcm.c (optimize_mode_switching): Emit mode_set before the
8057 JUMP_INSN of an abnormal edge.
8059 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8061 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8062 a scheduling barrier at the end.
8064 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8066 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8068 * config/sh/sh.md (reload_outsf): Removed.
8069 (movsf_ie): Introduce constraints for FPUL loads and stores.
8070 (reload_insf): Broaden the output constraint.
8072 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8074 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8075 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8077 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8079 * final.c: Revert my previous changes.
8080 * output.h: Make profile_label_no extern.
8081 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8082 for generating label.
8084 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8086 * config/i386/djgpp.h: Add comments about standard paths.
8087 (MD_EXEC_PREFIX): Undefine before defining.
8088 (MD_STARTFILE_PREFIX): New.
8090 2001-01-30 Bruce Korb <bkorb@gnu.org>
8092 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8093 (load_file): do not rely on load_file_data() to close file pointer
8094 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8095 fixinc/inclhack.def(irix_limits_const): add test_text
8097 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8099 * cppexp.c (parse_defined): Improve diagnostics for invalid
8102 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8104 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8106 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8108 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8109 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8110 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8111 (rs6000_output_symbol_ref): New function.
8112 (output_toc): Use VTABLE_NAME_P.
8114 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8116 * print-tree.c (print_node, case PARM_DECL):
8117 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8119 * stor-layout.c (reference_types_internal): New variable.
8120 (internal_reference_types): New function.
8121 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8122 * tree.h (internal_reference_types): New declaration.
8124 * cse.c (find_best_addr): Fix typo in computing cost.
8126 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8128 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8129 and this is the sum of a pointer and a constant, we know the result
8131 (num_sign_bit_copies, case PLUS): Likewise.
8132 * explow.c (convert_memory_address): Remove opposite SUBREG.
8133 * function.c (instantiate_new_reg): New function (from common code).
8134 (instantiate_virtual_regs_1): Call it.
8135 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8136 if pointers sign- or zero-extend.
8137 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8138 If pointers extend unsigned, use inside of SUBREG.
8139 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8141 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8143 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8144 subdir of gcc_gxx_include_dir.
8145 (gcc_gxx_target_include_dir): Remove.
8147 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8149 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8150 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8151 a high-level description.
8153 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8155 * final.c: Move the declaration of profile_label_no to ...
8156 * output.h: ... here.
8157 * function.c (expand_function_start): Call PROFILE_HOOK.
8158 * config/rs6000/aix.h: Define PROFILE_HOOK.
8159 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8160 * config/rs6000/rs6000.c (output_profile_hook): Define.
8161 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8162 output_profile_hook.
8163 tm.texi : Explain new macro PROFILE_HOOK.
8165 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8167 * extend.texi (Extended Asm): Do not say that semicolon is always
8168 a valid line-breaking character for GNU assemblers. Use
8169 newline-tab as the most commonly supported syntax. Use
8170 newline-tab rather than semicolon in multi-insn examples.
8172 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8174 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8176 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8177 David Edelsohn <edelsohn@gnu.org>
8179 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8180 code for AIX, even without flag_pic.
8182 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8184 * c-typeck.c (common_type): push and pop binding level around
8185 calling common_type on function parameters.
8187 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8189 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8191 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8193 * config/mips/mips.c (override_options): Fix typo in last change.
8194 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8195 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8197 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8199 * invoke.texi (-fdump-class-layout): Document.
8200 (-fdump-translation-unit): Use `=' as filename separator.
8202 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8204 * Makefile.in (s-mlib): Don't build multilibs if
8206 (DRIVER_DEFINES): Adjust accordingly.
8208 (protoize.o): Likewise.
8209 (unprotoize.o): Likewise.
8210 * configure.in: Recognize --enable-multilib.
8212 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8214 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8216 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8217 * configure.in: Remove --enable-libstdcxx_v3 support.
8218 * configure: Regenerated.
8220 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8222 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8223 Call abort instead of fatal.
8224 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8225 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8226 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8227 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8228 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8229 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8231 * diagnostic.h (set_internal_error_function): Renamed.
8232 * toplev.h (internal_error): Renamed from fatal.
8233 (pfatal_with_name): Deleted.
8234 (fatal_io_error): Now has printf-style arguments.
8235 * diagnostic.c (pfatal_with_name): Deleted.
8236 (fatal_io_error): Rework to have args in printf-style.
8237 (set_internal_error_function): Renamed from set_fatal_function.
8238 (internal_error): Renamed from fatal.
8239 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8240 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8241 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8242 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8243 * flow.c (verify_flow_info): Likewise.
8244 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8245 * config/mips/mips.c (save_restore_insns): Likewise.
8247 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8248 * flow.c (verify_flow_info): Likewise.
8249 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8250 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8251 (avr_normalize_condition): Likewise.
8252 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8253 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8254 (limit_reload_class, double_reg_to_memory): Likewise.
8255 (print_operand_address, emit_1600_code_shift): Likewise.
8256 (gen_tst_reg, gen_compare_reg): Likewise.
8257 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8258 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8260 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8262 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8263 * objc/objc-act.c (build_ivar_chain): Likewise.
8264 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8266 * graph.c (clean_graph_dump_file): Likewise.
8267 * profile.c (init_branch_prob): Likewise.
8268 * objc/objc-act.c (objc_init): Likewise.
8270 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8271 * config/avr/avr.c (avr_override_options): Likewise.
8272 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8273 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8274 * config/h8300/h8300.c (h8300_init_once): Likewise.
8275 * config/mips/mips.c (override_options): Likewise.
8276 * config/i386/i386.c (override_options): Likewise, rework.
8277 * config/m68k/m68k.c (override_options): Likewise.
8279 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8281 * config/mips/mips.c (print_operand): Likewise.
8282 * hash.c (hash_allocate): Don't check for failure returns from
8283 obstack functions that can't fail.
8284 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8285 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8286 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8287 (get_object_reference): Likewise.
8289 2001-02-04 Nick Clifton <nickc@redhat.com>
8291 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8292 StrongARM1110, 10TDMI, and 1020T.
8294 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8296 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8298 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8300 * config/sh/sh.md (movdf load split): Pass register number to
8301 FP_OR_XD_REGISTER_P.
8303 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8305 * cppinit.c (BC): New macro.
8306 (builtin_array): Add __GXX_WEAK__.
8307 * cpplib.h (builtin_type): Add BT_WEAK.
8308 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8309 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8310 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8312 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8314 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8316 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8318 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8319 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8321 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8323 * cpphash.h: Rename ALIGN _ALIGN.
8324 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8326 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8328 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8329 compilation environment.
8330 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8331 control over location of cygwin includes and libs.
8333 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8335 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8337 2001-02-02 lars brinkhoff <lars@nocrew.org>
8339 * md.texi (Standard Names): remove reference to spur.md.
8341 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8343 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8344 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8345 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8346 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8347 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8349 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8351 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8352 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8353 number before reload.
8354 (c4x_adjust_cost): Return zero before reload.
8355 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8356 split before reload.
8358 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8360 * c4x.c (c4x_hard_regno_rename_ok): New.
8361 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8362 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8364 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8366 * diagnostic.h: Add missing "extern" in all declarations.
8368 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8370 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8371 as for gcc_gxx_include_dir.
8373 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8375 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8377 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8379 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8380 label before alignment to be used as the braf base address.
8381 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8383 (casesi_jump_2): Require at least TARGET_SH2.
8385 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8386 truncation to 32-bit doubles on -m3e and -m4-single-only.
8388 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8390 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8391 the default when building a shared object.
8392 (init_spec): Use it.
8393 * testsuite/lib/g++.exp: Include the directory where libgcc
8394 is located to the LD_LIBRARY_PATH list.
8395 * invoke.texi (-shared-libgcc): Document the cases in which
8396 GCC defaults to using the shared libgcc.
8398 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8400 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8401 unsigned is wide enough.
8403 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8404 (si_to_float): Likewise.
8405 (float_to_si, float_to_usi): Use BITS_PER_SI.
8407 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8409 * dwarf2out.c: Added explanation of abbreviations.
8410 (def_cfa_1): Added comments listing DWARF2 instructions.
8411 (cfa_temp_reg): Removed in favor of cfa_temp.
8412 (cfa_temp_value): Removed in favor of cfa_temp.
8413 (cfa_temp): New global variable.
8414 (dwarf2out_frame_debug_expr): Added extensive introductory
8415 comments explaining the function's transformations. Revised to
8416 use cfa_temp. Added some rtx checking. Generalize IOR case.
8417 (dwarf2out_frame_debug): Revised to use cfa_temp.
8418 (output_aranges): Cast as "unsigned" to avoid warning.
8419 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8420 explain which instructions must be marked.
8422 2001-02-01 Richard Henderson <rth@redhat.com>
8424 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8427 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8429 * config/sh/crt1.asm (main_k): Modified so that start calls
8430 ___setup_argv_and_call_main.
8432 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8434 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8435 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8436 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8437 * cppmacro.c (builtin_macro): Set builtin flags here.
8438 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8439 (replace_args): Clarify intent.
8440 (cpp_get_token): Macro expansion tokens get the saved flags.
8442 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8445 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8447 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8450 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8452 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8453 returns Pmode pseudo, but we need ptr_mode.
8454 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8455 Remove bogus conversions; use HOST_WIDE_INT for size.
8456 Don't use TARGET if wrong mode.
8458 * config/i386/i386.c (ix86_compute_frame_size): Allow
8459 stack_alignment_needed to be non-default even if size is zero.
8461 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8463 * pa.c (hppa_init_pic_save): New function.
8464 * pa.h (hppa_init_pic_save): Declare.
8465 * pa.md (call, call_value, sibcall, sibcall_value): Use
8466 the above instead of duplicated code.
8468 * pa.c (hppa_encode_label): Correct size of alloca buffer
8469 so we don't overrun it. Correct leading `*' case.
8470 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8471 need to handle `*@'.
8472 (FUNCTION_NAME_P): Likewise.
8474 2001-01-31 Richard Henderson <rth@redhat.com>
8476 * config.gcc (alpha-osf5): Use float-i128.h.
8478 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8479 * config/float-i32.h: Likewise.
8480 * config/float-i64.h: Likewise.
8481 * config/float-sh.h: Likewise.
8482 * config/float-sparc.h: Likewise.
8484 2001-01-31 DJ Delorie <dj@redhat.com>
8486 * expmed.c (extract_bit_field): allow non-integral modes if we
8487 want to extract a whole register from itself.
8489 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8491 * c-typeck.c (set_init_index): If first is equal to last, assume as
8492 if it was not a range at all.
8494 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8496 * config/fp-bit.c: Include tm.h.
8497 (float_to_si): Don't assume SImode is 32-bits wide.
8498 (float_to_usi): Likewise.
8500 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8502 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8504 (typename): Call pending_xref_error after parsing typed_typespecs.
8505 * c-decl.c (lookup_tag): Give error immediately rather than
8506 leaving it pending if the tag of the wrong type is in the same
8508 (xref_tag): Don't pedwarn for forward declarations of enum types
8510 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8513 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8515 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8517 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8519 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8520 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8522 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8524 * cpphash.h (struct cpp_reader): New saved_flags.
8525 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8526 to avoid a paste after a pasted token.
8528 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8530 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8531 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8532 Wtype_MIN instead of LONG_MIN.
8534 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8536 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8538 * fixinc/fixincl.x: Regenerated.
8539 * fixinc/inclhack.def (irix_limits_const): New definition to
8540 convert "const" to "__const" in limits.h.
8542 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8544 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8546 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8548 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8549 when register dies in the insn.
8551 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8553 * diagnostic.c (fatal): Fix word wrap.
8555 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8557 * combine.c (try_combine): Fix SUBREG setting for
8558 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8560 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8562 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8565 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8567 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8569 * toplev.c (decode_W_option): Update warn_larger_than
8570 unconditionally for each processed switch.
8572 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8574 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8576 (hppa_expand_prologue): Delete code to save pic offset table register
8577 in the function prologue.
8578 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8579 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8580 table register at the beginning of the function after the prologue.
8582 2001-01-29 lars brinkhoff <lars@nocrew.org>
8584 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8586 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8587 Jeff Law <law@redhat.com>
8589 * pa.md (return): Revise comment for trivial return.
8590 (return_internal): Non-trivial return pattern for non-PIC code.
8591 (return_internal_pic): Non-trivial return pattern for PIC code.
8592 It uses the PIC register to ensure it is restored after
8594 (epilogue): Generate appropriate return for PIC and non-PIC code.
8596 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8598 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8600 2001-01-29 DJ Delorie <dj@redhat.com>
8602 * combine.c (if_then_else_cond): Pass the correct mode to
8603 operand_subword() for constants.
8605 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8607 * config/i386/cygwin.h: Add w32api to include search. Search different
8608 directories in a cross-build environment.
8610 2001-11-29 Tim Josling <tej@melbpc.org.au>
8612 * tree.h (TYPE_STUB_DECL): Add documentation.
8614 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8616 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8617 (sdbout_field_types): Likwise. Fix use of host_integerp.
8619 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8621 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8624 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8626 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8627 to use flag_gnu_linker.
8629 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8631 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8632 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8634 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8636 * tree.c, tree.h (build_parse_node): Remove; was identical to
8638 * c-lang.c (start_cdtor), objc/objc-act.c
8639 (build_module_descriptor): Use build_nt instead of
8642 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8644 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8645 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8646 not have any upper bits set.
8648 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8650 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8652 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8654 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8656 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8658 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8659 (integer_minus_one_node): Define.
8661 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8663 * Makefile.in (bootstrap2-lean): Fix typo.
8665 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8667 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8668 : Don't set fe_value.
8669 * cpplib.h (AVOID_LPASTE): New flag.
8670 (struct cpp_hashnode): Remove fe_value.
8671 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8672 * cppmacro.c (builtin_macro): Don't set flags here.
8673 (replace_args): Set AVOID_LPASTE flag on first token of an
8674 argument, and the token following it.
8675 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8676 macro expansion, and on the token following it. Do it for
8678 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8680 2001-01-27 Richard Henderson <rth@redhat.com>
8682 * config/alpha/t-ieee: Remove multilibbing.
8683 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8685 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8687 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8689 * Makefile.in: Remove all dependencies on defaults.h.
8690 * builtins.c: Don't include defaults.h.
8691 * c-common.c: Likewise.
8692 * c-decl.c: Likewise.
8693 * c-pragma.c: Likewise.
8694 * c-typeck.c: Likewise.
8695 * combine.c: Likewise.
8697 * frame-ia64.c: Likewise.
8698 * cppexp.c: Likewise.
8699 * crtstuff.c: Likewise.
8700 * dbxout.c: Likewise.
8701 * dwarf2out.c: Likewise.
8702 * dwarfout.c: Likewise.
8703 * emit-rtl.c: Likewise.
8704 * except.c: Likewise.
8706 * final.c: Likewise.
8707 * frame-dwarf2.c: Likewise.
8708 * libgcc2.c: Likewise.
8709 * optabs.c: Likewise.
8710 * profile.c: Likewise.
8711 * sdbout.c: Likewise.
8712 * toplev.c: Likewise.
8713 * tradcif.y: Likewise.
8715 * varasm.c: Likewise.
8717 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8719 * builtins.c (expand_builtin_fputs): Use size_one_node when
8720 transforming into fwrite.
8722 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8724 * extend.texi (Attribute Syntax): New section.
8726 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8728 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8729 they didn't need fixing.
8731 2001-01-27 Janis Johnson <janis@us.ibm.com>
8733 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8735 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8736 to remove macro definitions that are duplicated from elfos.h.
8738 2001-01-27 Richard Henderson <rth@redhat.com>
8740 * config/i386/sco5gas.h: Move ...
8741 * config/usegas.h: ... here.
8742 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8744 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8746 * c-typeck.c (struct constructor_stack): Add range_stack member.
8747 (really_start_incremental_init): Clear it.
8748 (push_init_level): Save constructor_range_stack and clear it if
8749 pushing explicit braces.
8750 (pop_init_level): abort if constructor_range_stack is non-zero at
8751 explicit closing brace. Restore saved constructor_range_stack if
8754 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8756 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8757 into register was forced into memory.
8759 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8761 * Makefile.in: Remove uses of + before $(MAKE).
8763 2001-01-26 Richard Henderson <rth@redhat.com>
8765 * stmt.c (cost_table): Remove.
8766 (COST_TABLE, cost_table_initialized): New.
8767 (estimate_case_costs): Use the later instead of the former.
8768 (balance_case_nodes): Likewise.
8770 2001-01-26 Richard Henderson <rth@redhat.com>
8772 * alias.c (objects_must_conflict_p): Read-only slots may not
8773 conflict despite having the same type.
8775 2001-01-27 Michael Hayes <mhayes@redhat.com>
8777 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8779 (check_ext_dependant_givs): Initialise u_start_val and
8781 (load_mems): Make last_max_reg unsigned.
8782 (try_swap_copy_prop): Use INSN_P and initialise set.
8784 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8786 * README.AVR : Removed.
8788 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8790 * pa-64.h (text_section): Remove declaration.
8792 * pa.md (return_internal): Remove mode on PIC register use.
8794 2001-01-25 lars brinkhoff <lars@nocrew.org>
8796 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8797 ASM_CLOSE_PAREN): fix typos.
8799 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8801 * acconfig.h: Define `const' to the empty string if neither
8802 __STDC__ nor __cplusplus is defined.
8803 * config.in: Regenerated.
8805 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8807 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8808 * collect2.c (main): Delete importf. Add ".obj" file extension.
8809 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8810 (aix_std_libs): Add additional AIX libraries to skip.
8811 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8812 * config/rs6000/aix51.h: New file.
8814 2001-01-25 Michael Hayes <mhayes@redhat.com>
8816 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8817 (loop_insn_emit_before): No longer static.
8818 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8819 (loop_givs_rescan, load_mems): Likewise.
8820 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8821 (maybe_eliminate_biv_1):
8822 (move_movables): Replace emit_call_insn_before with
8823 loop_call_insn_hoist.
8824 * loop.h (loop_insn_emit_before): Add.
8825 * unroll.c (copy_loop_body): Replace emit_insn_before with
8826 loop_insn_emit_before.
8828 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8830 * diagnostic.c (fatal): Request preprocessed source.
8832 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8834 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8835 olddecl has argument types and newdecl has none, use the argument
8838 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8840 * dwarf2out.c (prefix_of): New function. Determine longest common
8841 prefix of the two arguments. The units are whole path components.
8842 (output_file_names): When adding a new directory find the one entry
8843 with the longest common prefix already in the list. Artificially
8844 generate entry if there is none for this prefix.
8845 Fix test to check whether the zeroth directory entry is used.
8847 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8849 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8850 Changed all callers. Take it into account when deciding if a
8851 previously loaded value matches.
8853 2001-01-24 Richard Henderson <rth@redhat.com>
8855 * reload.c (find_reloads_subreg_address): Fail the substitution
8856 if the resulting address is insufficiently aligned.
8858 2001-01-24 DJ Delorie <dj@redhat.com>
8860 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8861 check the original operand's mode also.
8862 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8864 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8866 * c-parse.in (cast_expr): Move compound literals from here ...
8867 (primary): ... to here. Use standard terminology "compound
8868 literal" instead of "constructor expression".
8870 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8872 * gcc.1, cpp.1: Regenerate.
8874 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8876 * calls.c (emit_library_call_value_1): Memory slot for
8877 pass-by-reference argument should have the mode of the argument,
8878 not of the pointer to it.
8880 2001-01-24 Tom Tromey <tromey@redhat.com>
8882 * gcc.texi (G++ and GCC): Mention gcj manual.
8883 (Standards): Link to section of manual mentioning gcj/Java
8886 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8888 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8889 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8890 * tradcpp.c (main): Add -imacros or -include'd dependencies
8892 * cpp.texi (-M, -MM): Document -M -include behaviour.
8894 2001-01-24 Roger Collins <roger@ProProject.com>
8896 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8898 2001-01-24 Will Cohen <wcohen@redhat.com>
8900 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8901 whether registers are 32 bits or 64 bits in size.
8903 2001-01-24 Ben Elliston <bje@redhat.com>
8905 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8907 2001-01-24 Richard Henderson <rth@redhat.com>
8909 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8910 (builtin_longjmp): Use it instead of emit_indirect_jump.
8912 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8914 * bb-reorder.c (make_reorder_chain_1): Handle case where
8915 jump edge goes to the same block as the fallthru edge.
8917 2001-01-23 Jim Wilson <wilson@redhat.com>
8919 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8920 * frame.h (__ia64_personality_v1): Add prototype.
8921 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8922 prototype form. Add void * cast to first argument to personality
8924 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8925 (asctoe113): Likewise.
8926 * config/ia64/frame-ia64.c: Include eh-common.h.
8927 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8929 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8931 (itanium_split_issue): Add prototype.
8932 (gen_nop_type): Ifdef out.
8933 (find_best_packet): Initialize best_packet.
8934 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8936 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8937 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8938 (flushrs): Add explicit stop bit at end.
8939 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8942 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8944 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8946 * libgcc2.c (__terminate_func): Make variable static.
8947 (__terminate_set_func): New function to set __terminate_func.
8948 * libgcc2.h (__terminate_func_ptr): New typedef.
8949 (__terminate_set_func): New function.
8951 2001-01-23 Richard Henderson <rth@redhat.com>
8953 * flow.c (init_propagate_block_info): Don't consider unchanging
8954 memories for dead frame store elimination.
8956 2001-01-23 Richard Henderson <rth@redhat.com>
8958 * varasm.c (UNIQUE_SECTION): Move default implementation ...
8959 * defaults.h: ... here.
8961 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8963 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8965 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8967 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8969 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8971 * rs6000.h (rs6000_return_addr): Move prototype from here...
8972 * rs6000-protos.h (rs6000_return_addr): ...to here.
8973 (rs6000_init_expanders): Delete prototype.
8975 2001-01-23 Nick Clifton <nickc@redhat.com>
8977 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8978 (Spec Files): Document %B and %j and %. and %v3 and %M and
8979 %{S*&T} spec switches.
8981 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8983 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8985 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8986 Neil Booth <neil@daikokuya.demon.co.uk>
8988 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8989 Have -Werror make pedantic warnings errors, like the
8992 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8994 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8996 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8998 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8999 * integrate.c (expand_inline_function): Initialize them.
9000 (subst_constants): If changing COMPARE so that both its arguments
9001 will be VOIDmode and the comparison mode will be lost, note
9002 compare_mode. Use the recorded compare_mode to optimize
9005 2001-01-23 Jason Merrill <jason@redhat.com>
9007 * dwarf2out.c (new_die): Use xcalloc.
9008 (output_die): Abort rather than emit a local reference to offset 0.
9010 2001-01-17 Andrew Haley <aph@redhat.com>
9012 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9013 of a saved register; return NULL instead.
9014 (copy_reg): Take a pointer to a source register rather than a
9016 (next_stack_level): Remember the address in the stack frame of all
9018 Use the saved register pointer array as the source of the CFA.
9019 (throw_helper): Rewrite. Unwind once rather than twice and keep
9020 track of saved registers as we go.
9022 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9024 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9025 * c4x.c (c4x_legitimize_reload_address): Remove.
9026 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9027 reload address for ldp(k) insn.
9029 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9031 * pa.md (return_internal): Add a USE of the PIC register to ensure
9032 it is restored after each call.
9033 (return expander): Corresponding changes.
9035 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9037 * rs6000.h (INIT_EXPANDERS): Delete.
9038 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9039 * rs6000.c (rs6000_override_options): Call *_machine_status from
9041 (rs6000_init_expanders): ...instead of here. Delete.
9042 (rs6000_mark_machine_status): New function.
9043 (rs6000_init_machine_status): Use xcalloc.
9044 (rs6000_return_addr): Generate RTX for the return address.
9045 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9046 (rs6000_stack_info): Use it.
9048 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9050 * gthr-win32.h: Include errno.h to get a declaration for
9051 EINVAL and _mingw.h if the target is mingw32.
9053 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9055 * cpp.texi: Correct typos.
9057 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9059 * explow.c (probe_stack_range): Ensure value passed to
9060 stack_check_libfunc is ptr_mode, not Pmode.
9062 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9064 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9065 case, don't use operand_subword to calculate a SUBREG that is
9068 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9070 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9072 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9073 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9074 valid. If not replace it by equivalent insns.
9076 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9078 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9079 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9080 (c4x_U_constraint, symbolic_address_operand): Likewise.
9081 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9083 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9084 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9085 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9086 anulling slot because of silicon bug.
9087 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9089 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9091 * cppexp.c (parse_charconst): Change `mask' type to agree
9094 2001-01-21 Richard Henderson <rth@redhat.com>
9096 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9097 pic_label_name in a linkonce section.
9099 2001-01-17 Philipp Thomas <pthomas@suse.de>
9101 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9103 * configure: Regenerate.
9105 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9107 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9108 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9110 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9112 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9113 If REVERSE nonzero then condition code in X must be reversed.
9114 (encode_section_info): Optimise if/else.
9115 (avr_function_value): Fix formatting.
9117 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9118 (difficult_branch): Likewise.
9119 (rvbranch): Likewise.
9120 (difficult_rvbranch): Likewise.
9122 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9124 * config/avr/libgcc.S: Fix comment.
9126 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9128 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9130 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9132 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9134 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9136 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9137 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9138 * configure, config.in: Regenerate.
9139 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9140 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9141 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9142 (doprint.o): New rule.
9144 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9146 * c-typeck.c (digest_init): Handle boolean types as scalars.
9148 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9150 * stmt.c (expand_return): Don't return anything if size is zero.
9151 Delete redundant assignment to BYTES.
9152 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9154 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9156 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9157 the same as the default library function names.
9158 * config/avr/avr.md: Document special characters after '%'.
9159 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9160 knowing which of the call-used registers are really clobbered.
9161 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9162 New. Both quotient and remainder from one libgcc.S call.
9163 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9164 clobber as few registers as possible.
9165 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9167 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9169 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9170 context of the top of the stack.
9172 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9174 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9175 (fixup_var_refs_insns): ...here.
9177 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9179 * function.c (fixup_var_refs_insns): Break up into
9180 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9181 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9182 [loop over hash table entries].
9183 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9184 fixup_var_refs_insns_with_hash, to match above changes.
9186 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9188 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9189 (libgcc.a): Likewise.
9190 (stmp-multilib): Likewise.
9191 (STAGE2_FLAGS_TO_PASS): Likewise.
9193 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9195 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9196 temporary if no_new_pseudos.
9198 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9200 * cppinternals.texi: Update.
9202 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9204 * arm.c (arm_init_builtins): Re-enable builtins.
9206 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9208 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9209 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9210 element to be null, and always expect an EXPR_LIST.
9211 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9212 * sched-deps.c (sched_analyze_1): Likewise.
9213 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9215 * regclass.c (max_set_parallel): New variable.
9216 (reg_scan): Take it into account in computation of max_parallel.
9217 (reg_scan_mark_refs, case SET): Compute it.
9219 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9221 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9222 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9224 2001-01-19 Jason Merrill <jason@redhat.com>
9226 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9227 for the abstract instance of an inline function.
9229 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9230 J"orn Rennecke <amylaar@redhat.com>
9232 * reload1.c (move2add_note_store): Treat all registers directly or
9233 indirectly derived from a base register as members of the same set
9235 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9236 of base register into account.
9238 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9240 * alias.c (find_base_value): Recognize TRUNCATE.
9241 (record_set): In PLUS case, invalidate if other summand is also a
9244 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9246 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9247 entry to be EXPR_LIST.
9248 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9249 be an EXPR_LIST (but not null, which other code doesn't allow).
9250 (note_stores): Properly handle PARALLEL in SET.
9251 Recursively call for top-level PARALLEL.
9252 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9253 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9255 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9257 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9259 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9260 not pfile->skipping (== 0).
9262 2001-01-17 Nick Clifton <nickc@redhat.com>
9264 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9267 2001-01-17 Jim Wilson <wilson@redhat.com>
9269 * invoke.texi (IA-64 options): Improve.
9271 2001-01-17 Tom Tromey <tromey@redhat.com>
9273 * invoke.texi (Optimize Options): Use `{}' to around @samp
9276 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9278 * invoke.texi (-fno-guess-branch-probability): New option.
9280 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9282 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9283 case of making new double-word constant.
9284 Revert last change: instead just test i3_subst_into_i2.
9286 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9288 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9289 Use q constraints instead of r.
9291 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9293 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9294 (machine_function): Define.
9295 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9296 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9297 pa_free_machine_status): New functions.
9298 (override_options): Set {init,mark,free}_machine_status to above.
9299 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9300 PIC_OFFSET_TABLE_REGNUM_SAVED.
9301 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9302 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9303 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9304 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9305 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9307 2001-01-15 DJ Delorie <dj@redhat.com>
9309 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9313 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9315 * flow.c (propagate_on_insn): Make trying to delete a prologue
9316 or epilogue insn an ICE, not a warning. Allow doing this if
9317 the current function returns with stack pointer depressed.
9319 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9320 I3 having more than one SET.
9322 2001-01-16 Jim Wilson <wilson@redhat.com>
9324 * invoke.texi: Document IA-64 options.
9326 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9327 (fixup_errata): Delete TARGET_A_STEP use.
9328 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9329 (TARGET_SWITCHES): Delete -ma-step option.
9330 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9331 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9332 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9333 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9334 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9335 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9337 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9338 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9339 cmovsi_internal): Delete ! TARGET_A_STEP check.
9341 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9343 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9344 possibility to report bugs via postal mail. Change a URL and
9345 merge in a nearly duplicate statement...
9346 (Bug Reporting): ...from here.
9347 (Service): Refer to the Bug Reporting section instead of
9349 (Contributing): Remove trivial explanations concerning snapshots.
9351 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9353 * cppmain.c (general_init): Don't use ANSI prototype.
9355 2001-01-16 Tom Tromey <tromey@redhat.com>
9357 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9359 2001-01-16 Richard Henderson <rth@redhat.com>
9361 * config/i386/i386.h: Fix comment typo.
9362 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9363 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9365 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9367 * gcc.c: Revert previous -fsyntax-only-related change; move
9370 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9372 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9373 inmode after checking GET_CODE (op).
9375 2001-01-16 Richard Henderson <rth@redhat.com>
9377 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9378 (MAX_MEM_SET_LIST_LEN): New.
9379 (propagate_one_insn): Update mem_set_list_len.
9380 (invalidate_mems_from_autoinc): Likewise.
9381 (invalidate_mems_from_set): Likewise.
9382 (mark_used_regs): Likewise.
9383 (init_propagate_block_info): Likewise. Stop collecting memories
9384 when we reach MAX_MEM_SET_LIST_LEN.
9385 (mark_set_1): Likewise.
9387 2001-01-16 Richard Henderson <rth@redhat.com>
9389 * unroll.c (precondition_loop_p): Fail if no iteration
9392 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9394 * gcc.c: When -fsyntax-only is given, do not complain about
9397 2001-01-15 Richard Henderson <rth@redhat.com>
9399 * config/i386/i386.c (asm_output_function_prefix): Remove.
9400 (ix86_asm_file_end): New.
9401 (load_pic_register): Generate pic_label_name into a
9402 staticly allocated buffer.
9403 * config/i386/i386-protos.h: Update.
9404 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9405 (ASM_FILE_END): New.
9406 * config/i386/i386afe.h: New file.
9407 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9408 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9409 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9410 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9411 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9412 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9413 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9415 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9417 * Makefile.in (install-man): Remove explicit dependency on
9420 * configure.in, configure: Revert previous patch requiring perl
9423 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9425 * toplev.c (flag_guess_branch_prob): New.
9426 (f_options): Add guess-branch-probability option.
9427 (rest_of_decl_compilation): Only estimate branch probability if
9429 (main): set flag_guess_branch_prob.
9431 * flags.h (flag_guess_branch_prob): New.
9433 2001-01-15 DJ Delorie <dj@redhat.com>
9435 * gcc.texi (Makefile): Add documentation for Makefile targets.
9437 2001-01-15 Philip Blundell <philb@gnu.org>
9439 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9441 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9442 (is_pic): Delete declaration.
9443 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9444 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9445 * config/arm/arm.md (builtin_setjmp_receiver): New.
9447 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9449 * arm.c (use_return_insn): Don't try to determine the function type
9450 until after reload has completed.
9451 (arm_output_epilogue): Don't adjust the sp value recovered from the
9453 (emit_multi_reg_push): Don't record dwarf information for the pc.
9454 * arm.md (eh_epilogue): The function type may have changed, so it
9455 needs to be recalculated.
9456 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9457 unwind tables on arm/netbsd.
9459 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9461 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9462 (negated_cbranchsi4): Likewise.
9464 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9466 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9467 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9468 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9469 pass -mapcs-* options to assembler.
9470 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9471 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9472 (ASM_SPEC): Call subtarget_extra_asm_spec.
9474 2001-01-15 Andreas Jaeger <aj@suse.de>
9476 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9478 (ix86_expand_builtin): Likewise.
9480 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9481 warning about comparison between signed and unsigned.
9483 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9485 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9487 2001-01-14 Ralf Baechle <ralf@gnu.org>
9489 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9490 SUBTARGET_CPP_SPEC apropriatly.
9492 2001-01-12 Mark Mitchell <mark@codesourcery.com>
9494 * varasm.c (make_decl_rtl): Fix typo in last change.
9496 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9498 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9499 linker supports the init_priority C++ attribute.
9500 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9501 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9502 linker does not support init_priority C++ attribute.
9504 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9506 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9508 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9510 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9511 * cp/lex.c (finish_parse): Similarly.
9512 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9513 Return the number of errors encountered.
9514 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9515 * cppmain.c (main): Don't call cpp_destroy.
9517 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9519 * configure.in: Require at least perl 5.6.0 to regenerate
9521 * configure: Regenerate.
9523 2001-01-14 Richard Henderson <rth@redhat.com>
9525 * genrecog.c (DT_veclen_ge): New.
9526 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9527 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9528 (nodes_identical_1): Handle DT_veclen_ge.
9529 (write_cond, debug_decision_2): Likewise.
9531 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9533 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9535 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9537 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9539 * cppmain.c (do_preprocessing): New function; most of the old
9541 (main): Call it to do most of the work.
9542 (cb): Move from global scope to set_callbacks ().
9543 (setup_callbacks): Get the callback pointer.
9544 (general_init, printer_init): Clean up code and comments.
9546 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9548 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9551 2001-01-14 Kazu Hirata <kazu@hxi.com>
9553 * config/h8300/h8300.c (get_shift_alg): Update comments.
9555 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9557 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9558 (alloc_page, ggc_alloc): Add casts to remove warnings.
9560 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9562 * combine.c (simplify_comparison): Don't change `code' when
9563 can't reverse comparison.
9565 2001-01-14 Richard Henderson <rth@redhat.com>
9567 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9568 update all call sites. Return true for all non-label constants.
9570 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9572 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9574 (ix86_expand_branch): Update.
9575 (ix86_expand_setcc): Update to handle multiple test conditions.
9576 (expand_int_movcc): Likewise.
9577 (expand_fp_movcc): Likewise.
9578 * i386-protos.h (ix86_expand_compare): New.
9579 * i386.md (andqi_?_slp, orqi_?_slp): New.
9580 (conditional trap expander): Update call to ix86_expand_compare.
9582 2001-01-14 Richard Henderson <rth@redhat.com>
9584 * config/vax/vax.md: Use nonimmediate_operand instead of
9585 general_operand in destinations.
9587 * config/vax/vax.md (indirect_jump): Use register_operand.
9589 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9590 * config/vax/vax.md (call_pop): Turn into an expander.
9591 (call_value_pop): Likewise.
9592 (call, call_value): New.
9594 2001-01-14 Andreas Jaeger <aj@suse.de>
9596 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9598 (ix86_fp_compare_mode): Add unused attribute.
9599 (ix86_expand_fp_movcc): Remove unused variable.
9600 (ix86_expand_builtin): Make fcode unsigned.
9602 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9603 (expand_expr): Add cast to avoid signed warning.
9604 (store_field): Likewise.
9605 (store_constructor_field): Likewise.
9606 (store_constructor): Likewise.
9607 (store_expr): Likewise.
9608 (clear_storage): Likewise.
9609 (emit_group_store): Likewise.
9610 (emit_group_load): Likewise.
9612 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9614 * c-common.c: Move format checking code to ...
9615 * c-format.c: ... here. New file. Reorder some functions and
9617 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9619 * c-common.h (decl_handle_format_attribute,
9620 decl_handle_format_arg_attribute): Declare.
9621 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9622 (c-common.o): Adjust dependencies.
9623 (c-format.o): New list of dependencies.
9625 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9627 * unroll.c (loop_iterations): If we cannot prove iteration variable
9628 is set once in each iteration, punt.
9630 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9632 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9633 (*strlenhi): Remove clobber (which was buggy) of output address.
9635 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9637 * Makefile.in (generated-manpages): Add gcc.1
9638 ($(srcdir)/gcc.1): New target.
9639 (maintainer-clean): Delete $(srcdir)/gcc.1.
9640 * gcc.texi: Add macros @gccoptlist and @gol.
9641 * invoke.texi: Include option summary in manpage. Mark up option
9642 summary with @gccoptlist and @gol. Use @r in one place where
9644 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9645 * gcc.1: Generate from invoke.texi.
9647 2001-01-13 Richard Henderson <rth@redhat.com>
9649 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9650 (struct page_entry): Add group member.
9651 (struct page_group): New.
9652 (struct globals): Add page_groups member.
9653 (alloc_anon): Only define for using mmap; remove valloc call.
9654 (page_group_index): New.
9655 (set_page_group_in_use): New.
9656 (clear_page_group_in_use): New.
9657 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9658 (free_page, release_pages): Likewise.
9659 * configure.in (with-gc): Default to ggc-page always.
9661 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9663 * reload1.c (replace_pseudos_in_call_usage): Use
9664 reg_equiv_constant and reg_equiv_address, and don't try
9665 regno_reg_rtx first.
9667 2001-01-13 Richard Henderson <rth@redhat.com>
9669 * ggc-page.c (alloc_page): Round up allocation size to one page.
9670 Set e->order on extra pages.
9672 2001-01-13 Richard Henderson <rth@redhat.com>
9674 * genrecog.c (nodes_identical): Expand commentary.
9675 (write_switch): Watch out for identical nodes.
9677 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9679 * cppfiles.c (_cpp_fake_include): New function.
9680 * cpphash.h (_cpp_fake_include): New.
9681 * cpplib.c (do_line): Call _cpp_fake_include when entering
9682 header files in preprocessed input.
9683 * cppmain.c (cb_pragma_implementation): Remove handling.
9684 (setup_callbacks): Don't register pragmas.
9686 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9688 * extend.texi: Udate for CPP.
9690 2001-01-13 Andreas Jaeger <aj@suse.de>
9692 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9694 * regmove.c: Add prototype for replace_in_call_usage.
9696 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9698 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9699 struct cpp_chunk, struct htab, struct toklist,
9700 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9701 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9702 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9703 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9704 (struct macro_args): Delete.
9705 * cpphash.h: See above.
9707 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9709 * cppmain.c (struct printer): Remove no_line_dirs.
9711 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9712 : Use options rather than CPP_OPTION.
9713 (setup_callbacks): Use cb rather than pfile->cb.
9714 (main): No need to check for a buffer. Use cpp_errors.
9715 (printer_init): Don't set no_line_dirs.
9716 (maybe_print_line): Use options not no_line_dirs.
9717 (cb_file_change): Don't call print_line if -P.
9719 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9721 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9723 * c-parse.in (finish_parse): Use cpp_errors.
9724 (__yylex): Use return value of cpp_pop_buffer.
9725 * cp/lex.c (finish_parse): Use cpp_errors.
9726 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9728 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9730 * README.AVR: URLs corrected.
9732 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9734 * c-decl.c (start_function): Don't warn if old prototype is builtin
9735 that's not in C's namespace.
9736 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9737 (_bb): Add prototype for ctime.
9738 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9740 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9742 * i386.c (ix86_fp_comparison_arithmetics_cost,
9743 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9744 ix86_fp_comparison_cost): New functions.
9745 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9746 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9747 two-branch sequences; make static.
9748 (ix86_use_fcomi_compare): Do decision according to the costs.
9749 (split_fp_branch): New.
9750 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9751 * i386-protos.h (ix86_expand_fp_compare): Remove
9752 (ix86_split_fp_branch): Declare.
9754 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9755 and ix86_comparison_operator.
9757 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9760 * i386.c (put_condition_code): Output properly the unordered/ordered
9761 compares in fp case.
9762 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9764 * tm.texi (REVERSE_CONDITION): Document.
9765 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9766 in -ffast-math mode.
9767 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9769 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9771 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9773 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9776 * config/sh/sh.c (mova_p): Fix test for mova_const.
9778 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9780 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9781 cpp_get_options rather than dereferencing pfile and using
9783 * scan-decls.c (scan_decls): Use return value of
9784 cpp_pop_buffer rather than CPP_BUFFER.
9786 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9788 * cppinit.c (cpp_handle_option): help_only is now part of the
9789 cpp_options structure.
9790 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9791 cpp_set_callbacks): New functions.
9792 * cpplib.h (cpp_callbacks): Break out as a named structure.
9793 (cpp_options): Move help_only here from cpp_reader.
9794 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9795 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9796 cpp_set_callbacks): New prototypes.
9797 * cppmain.c (main): Update for help_only.
9799 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9801 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9802 Also build and remove and install and uninstall c-tree.info and
9804 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9805 ($(srcdir)/cppinternals.info): New target.
9806 * c-tree.texi: Change file name used when makeinfo used without -o
9807 from ir.info to c-tree.info. Add info directory entry.
9808 * cppinternals.texi: Add info directory entry.
9809 * .cvsignore: Update.
9811 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9813 * c-typeck.c (store_init_value): Don't require constant initializer
9814 elements with -pedantic -std=c99.
9815 (digest_init): Change error about non-constant initializer elements
9817 (constructor_range_end): Remove.
9818 (constructor_incremental, designator_depth,
9819 designator_errorneous): New variables.
9820 (struct constructor_stack): Remove range_end, add incremental.
9821 (struct constructor_range_stack, constructor_range_stack): New.
9822 (struct initializer_stack): Add constructor_range_stack.
9823 (finish_init): Set it.
9824 (start_init): Likewise. require_constant_elements for non-static
9825 trees only if not flag_isoc99.
9826 (really_start_incremental_init): Remove constructor_range_end, add
9827 constructor_incremental.
9828 (pop_init_level): Likewise.
9829 (push_init_level): Likewise. If implicit and the subobject had some
9830 value set already, preinitialize the level with it.
9831 Warn about missing braces only if not pushing due to designators.
9832 (set_designator, push_range_stack): New functions.
9833 (set_init_label): Use them.
9834 (set_init_index): Likewise. Remove constructor_range_end.
9835 Error if designator index is outside of array bounds.
9836 (add_pending_init): Compare values of purpose index trees, not the
9837 trees themselves. Allow overwriting of already initialized element.
9838 Issue a warning if it had side-effects.
9839 (set_nonincremental_init, set_nonincremental_init_from_string): New
9841 (pending_init_member): Rename to...
9842 (find_init_member): ...this function. Call set_nonincremental_init
9843 if necessary. Compare values of purpose index trees, not the trees
9844 themselves. Return the actual value, not just non-zero if something
9846 (output_init_element): Remove checks for duplicates.
9847 If field has zero size, only check the initializer for correctness.
9848 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9849 if constructor_incremental is zero. Change error about initializers
9850 not computable at load time into pedwarn.
9851 (output_pending_init_elements): Compare bit positions, not
9852 FIELD_DECLs to take into account zero-sized fields.
9853 (process_init_element): Use constructor_range_stack to fill all
9854 ranges in the designator lists from current level up.
9855 * extend.texi: Update documentation for labeled elements.
9857 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9859 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9860 to function usage for arguments passed by reference. Optimize
9861 callee-copied arguments.
9862 * regmove.c (replace_in_call_usage): New function.
9863 (fixup_match_1): Call it.
9864 * cse.c (cse_insn): Canonicalize registers in function usage.
9865 * reload1.c (replace_pseudos_in_call_usage): New function.
9868 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9871 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9873 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9876 2001-01-12 DJ Delorie <dj@redhat.com>
9878 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9879 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9882 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9884 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9885 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9886 -std options alongside references to -ansi. Update some
9887 documentation for C99.
9888 * cpp.1: Regenerate.
9890 2001-01-12 Andreas Jaeger <aj@suse.de>
9892 * haifa-sched.c (restore_line_notes): Remove argument block B
9894 * sched-ebb.c (schedule_ebb): Change caller.
9895 * sched-rgn.c (schedule_region): Likewise.
9896 * sched-int.h (restore_line_notes): Adjust prototype.
9898 * loop.h: Remove wrong declaration of doloop_condition_get.
9900 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9902 * extend.texi: Move C++-extension-related node from the C section
9903 into the C++ section.
9905 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9907 * extend.texi: Refer to an array of pointers to functions instead
9908 of one of functions.
9910 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9911 Jan Hubicka <jh@suse.cz>
9913 * combine.c (reversed_comparison): Fix typo in last patch.
9915 (combine_reversed_comparison_code): Make static to follow
9916 prototype declaration.
9918 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9920 * install.texi: Remove misplaced duplicate entry.
9922 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9924 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9926 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9928 * final.c: (leaf_function_p): Fix typo.
9930 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9932 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9933 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9935 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9936 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9937 mmap_anon, and valloc is available.
9938 * ggc-page.c: Restructure ifdef logic to match new autoconf
9939 spec. Don't throw away the test page in init_ggc.
9941 * configure, config.in: Regenerate.
9943 2001-01-12 Michael Hayes <mhayes@redhat.com>
9945 * loop.h (total_biv_increment): Constify iv_class pointer.
9946 (struct induction): Replace `mem_mode' with `mem' rtx.
9947 * unroll.c (total_biv_increment): Constify iv_class pointer.
9948 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9949 (find_mem_givs, combine_givs_p): Likewise.
9950 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
9952 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
9954 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
9956 (__gthread_getspecific): Ditto.
9958 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
9960 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
9961 put_condition_code): Convert fp comparison codes to integer
9963 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9966 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9967 * i386-protos.h (no_comparison_operator): Kill.
9969 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9971 * combine.c (REVERSIBLE_CC_MODE): Remove.
9972 (reversible_comparison_p): Remove.
9973 (combine_reversed_comparison_code): New.
9974 (reversed_comparison): New.
9975 (combine_simplify_rtx): Use
9976 combine_reversed_comparison_code/reversed_comparison instead
9977 of reversible_comparison_p.
9978 (simplify_if_then_else): Likewise.
9979 (simplify_set): Likewise.
9980 (simplify_logical): Likewise.
9981 (if_then_else_cond): Likewise.
9982 (known_cond): Likewise.
9983 (simplify_comparison): Likewise.
9985 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9987 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9988 sizeof (int) is larger than sizeof(__word__).
9990 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9992 * cppinit.c (do_includes): Fix typo.
9994 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9996 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9997 in S_REGS does not occur because not all sources are possible
9998 when a S_REGS is a destination (sometimes needs a clobber).
9999 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10000 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10001 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10002 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10003 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10004 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10005 (lshrdi_const1, lshrsi3_const16): Likewise.
10006 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10007 (*movhi_68hc12, *movqi_68hc12): Likewise.
10008 (movstrictqi): Make sure reloading in D_REGS as a destination
10011 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10013 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10015 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10017 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10018 -D, -U and -A, and don't initialize the builtins.
10019 (do_includes): Error if -include or -imacros with -fpreprocessed.
10020 * cppmain.c (cb_define, cb_undef): Unconditionally process
10022 * tradcpp.c (main): Fix typo.
10024 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10026 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10027 (read_name_map): Use IS_ABSOLUTE_PATH.
10028 * tradcpp.c (get_filename): Likewise.
10030 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10032 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10033 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10034 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10035 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10036 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10037 (cmphi_z_used): Don't use '@' for the output.
10038 (tstqi_z_used): Likewise.
10039 (cmpqi_z_used): Likewise.
10040 (one_cmplsi2): Likewise.
10042 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10044 * config/sh/sh.c (barrier_align): Recognize branch around far
10045 branch and redundant insn.
10047 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10049 * invoke.texi: Restore documentation of the drivers' switches -MD
10052 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10054 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10056 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10057 check-objc//%): Support parallel testing of multilibs.
10058 (TESTSUITEDIR): Set to testsuite by default, but override for
10060 (check-gcc, check-g++, check-g77, check-objc): Enter
10063 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10065 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10066 * sched-deps.c (deps_may_trap_p): Likewise.
10067 * basic-block.h: Remove a comment.
10068 * flow.c (PROP_POSTRELOAD): Remove.
10069 (update_life_info): Don't add it to prop_flags.
10070 (mark_set_1): Lose the code that was enabled by it.
10072 2001-01-11 Michael Hayes <mhayes@redhat.com>
10074 * flow.c (flow_call_edges_add): New.
10075 * basic_block.h (flow_call_edges_add): New.
10077 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10079 * reload1.c (move2add_note_store): Update reg_set_luid even if
10080 base reg remains the same.
10082 2001-01-10 Nick Clifton <nickc@redhat.com>
10084 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10085 machine_function structure to zero.
10086 Add prototypes for machine_status functions.
10088 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10090 * c-common.h (CTI_VOID_LIST): Remove.
10091 (void_list_node): Likewise.
10092 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10093 (void_list_node): New macro.
10094 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10095 * config/i386/i386.c (ix86_init_builtins): Likewise.
10096 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10098 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10100 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10101 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10103 * tradcpp.c: Include mkdeps.h.
10104 (deps, print_deps_phony_targets, deps_append, output_deps,
10105 init_dependency_output, output_deps): New.
10106 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10107 deps_output): Delete.
10108 (print_deps_missing_files): Rename deps_missing_files.
10109 (inhibit_output): Make global.
10110 (main): Delete inhibit_output, deps_stream, deps_target.
10111 Use mkdeps functionality in the same way as cpplib. Remove
10112 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10113 -M and -MM. Remove old handling of deps via deps_out, and
10114 old reading of environment variables.
10115 (get_filename): Update to use deps_add_dep.
10117 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10119 * output.h (make_function_rtl): Remove prototype.
10120 (make_decl_rtl): Likewise.
10121 * varasm.c (make_function_rtl): Remove.
10122 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10123 than from a third parameter.
10124 * tree.h (make_decl_rtl): Remove last parameter.
10125 * c-decl.c (builtin_function): Remove last argument in call to
10126 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10127 (start_function): Likewise.
10128 * except.c (call_get_eh_context): Likewise.
10129 * expr.c (emit_block_move): Likewise.
10130 (clear_storage): Likewise.
10131 * profile.c (output_func_start_profiler): Likewise.
10132 * toplev.c (rest_of_decl_compilation): Likewise.
10133 * objc/objc-act.c (create_builtin_decl): Likewise.
10134 (synth_module_prologue): Likewise.
10135 (generate_static_reference): Likewise.
10136 (build_selector_reference_decl): Likewise.
10137 (build_class_reference_decl): Likewise.
10138 (build_objc_string_decl): Likewise.
10139 (build_protocol_reference): Likewise.
10141 2001-01-10 Richard Henderson <rth@redhat.com>
10143 * hwint.h: Revert yesterday's change.
10145 2001-01-10 Nick Clifton <nickc@redhat.com>
10147 * function.h (save_machine_status): Delete.
10148 (restore_machine_status): Delete.
10149 Amend comment describing {init|mark|free}_machine_status.
10151 * function.c (save_machine_status): Delete.
10152 (restore_machine_status): Delete.
10153 Amend comment describing {init|mark|free}_machine_status.
10154 (push_function_context_to): Remove invocation of
10155 save_machine_status.
10156 (pop_function_context_from): Remove invocation of
10157 restore_machine_status.
10159 * emit-rtl.c (init_emit_once): Amend comment describing
10160 {init|mark|free}_machine_status.
10162 * tm.texi (Per-Function Data): New node. Describe the
10163 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10166 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10168 * cppinit.c (OPT_g): Remove.
10169 (cpp_handle_option): Update for removed -g3.
10170 (print_help): Update.
10171 * cpplib.h (struct cpp_options): Remove debug_output.
10172 * cppmain.c (setup_callbacks, cb_define): Update.
10173 * gcc.c (cpp_options): Translate -g3 to -dD.
10175 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10177 * config/i960/i960.md: Change modifier to + on the zero_extract
10178 pattern after the (rotate -2 reg) canonicalization pattern.
10180 2001-01-10 Richard Henderson <rth@redhat.com>
10182 * config/alpha/alpha.c (alpha_free_machine_status): New.
10183 (override_options): Install it.
10184 (alpha_mark_machine_status): Verify machine non-null.
10185 * config/i386/i386.c (ix86_free_machine_status): New.
10186 (override_options): Install it.
10187 (ix86_init_machine_status): Use xcalloc.
10188 (ix86_mark_machine_status): Verify machine non-null.
10189 * config/ia64/ia64.c (ia64_free_machine_status): New.
10190 (ia64_override_options): Install it.
10191 (ia64_mark_machine_status): Verify machine non-null.
10193 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10195 * function.c (instantiate_virtual_regs): Instantiate virtual
10196 registers found in CALL_INSN_FUNCTION_USAGE.
10198 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10200 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10201 equivalent to -ansi in disabling -Di386.
10203 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10205 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10207 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10209 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10211 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10213 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10215 * invoke.texi: Document that -fcond-mismatch isn't supported for
10218 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10220 * gcc.texi: Define macro gcctabopt.
10221 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10222 @command, @env and @option in some places where appropriate. Use
10223 @gcctabopt where appropriate. Put URLs and email addresses inside
10226 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10228 * gcc.c (cpp_options): Set MD file name from output
10229 filename, if specified.
10230 (suffix_subst): New static variable.
10231 (do_spec): Clear it.
10232 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10234 (give_switch): Handle suffix_subst.
10236 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10238 * invoke.texi: Fix another typo.
10240 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10242 * invoke.texi: Fix typo.
10244 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10246 * c-lang.c (lang_hooks): Update.
10247 (lang_decode_option): Remove.
10248 (lang_init_options): Rename c_init_options.
10249 * toplev.c (main): Use lang_hooks for lang_init_options
10250 and lang_decode_option.
10251 * toplev.h (lang_hooks): Add 2 new hooks.
10252 * tree.h: Remove lang_init_options and lang_decode_option.
10253 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10254 * cp/decl2.c: Similarly.
10255 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10256 (lang_hooks): Update.
10257 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10259 (lang_init_options): Rename ffe_init_options.
10260 (lang_hooks): Update.
10261 (lang_decode_option): Remove.
10262 * java/lang.c (lang_init_options): Rename java_init_options.
10263 (lang_decode_option): Rename java_decode_option.
10264 (lang_hooks): Update.
10265 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10266 (lang_decode_option): Rename objc_decode_option.
10267 (lang_hooks): Update.
10269 2001-01-09 Nick Clifton <nickc@redhat.com>
10271 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10272 (d30v_return_addr_rtx): Delete.
10273 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10274 cfun->machine structure.
10275 (struct machine_function): Move to d30v.h
10276 (d30v_save_machine_status): Delete.
10277 (d30v_restore_machine_status): Delete.
10278 (d30v_init_machine_status): New Function.
10279 (d30v_mark_machine_status): New Function.
10280 (d30v_free_machine_status): New Function.
10281 (d30v_init_expanders): Use new functions.
10282 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10283 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10284 d30v_return_addr_rtx.
10286 * config/d30v/d30v.h (struct_machine): Move here.
10287 Add eh_epilogue_sp_ofs field.
10289 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10290 field in cfun->machine structure.
10292 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10294 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10295 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10296 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10298 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10300 * objc/lang-options.h: Remove bogus reference to
10303 2001-01-09 Kazu Hirata <kazu@hxi.com>
10305 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10308 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10310 * reload.c (find_reloads_address): Check for eliminable registers
10311 when substituting a constant expression for a pseudo.
10313 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10315 * c-common.c (enum format_type): Add format_type_error.
10316 (decode_format_type): New function.
10317 (decl_attributes): Use it.
10318 (format_kind_info): Adjust comment.
10320 2001-01-09 David O'Brien <obrien@BSDi.com>
10322 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10323 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10325 * config/i386/gnu.h: Don't include required platform specific .h files,
10326 tm.h will do it instead.
10327 * config/i386/i386elf.h: Likewise.
10328 * config/i386/linux.h: Likewise.
10329 * config/i386/moss.h: Likewise.
10330 * config/mips/gnu.h: Likewise.
10332 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10334 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10335 (rs6000-ibm-aix3.[01]*): Likewise.
10336 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10337 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10338 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10339 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10340 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10341 (powerpc-*-eabiaix*): Likewise.
10342 (powerpc-*-eabisim*): Likewise.
10343 (powerpc-*-elf*): Likewise.
10344 (powerpc-*-eabi*): Likewise.
10345 (powerpc-*-rtems*): Likewise.
10346 (powerpc-*-linux*libc1): Likewise.
10347 (powerpc-*-linux*): Likewise.
10348 (powerpc-wrs-vxworks*): Likewise.
10349 (powerpcle-wrs-vxworks*): Likewise.
10350 (powerpcle-*-sysv*): Likewise.
10351 (powerpcle-*-elf*): Likewise.
10352 (powerpcle-*-eabisim*): Likewise.
10353 (powerpcle-*-eabi*): Likewise.
10354 (powerpcle-*-solaris2*): Likewise.
10355 * config/rs6000/aix31.h: Delete includes.
10356 * config/rs6000/aix3newas.h: Likewise.
10357 * config/rs6000/aix41.h: Likewise.
10358 * config/rs6000/aix43.h: Likewise.
10359 * config/rs6000/beos.h: Likewise.
10360 * config/rs6000/rtems.h: Likewise.
10361 * config/rs6000/sysv4.h: Likewise.
10363 2001-01-09 Kazu Hirata <kazu@hxi.com>
10365 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10366 Change an argument mode of machine_mode to shift_mode of
10367 shift_mode. Remove an extra error check.
10368 (emit_a_shift): Adopt to the new calling prototype of
10370 (function_prologue): Fix code for a monitor
10371 function. Support H8/S.
10372 (function_epilogue): Do not output pop for a monitor function.
10374 2001-01-09 Nick Clifton <nickc@redhat.com>
10376 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10377 (setup_incoming_varargs): Use sysv_varargs_p field of the
10378 cfun->machine structure.
10379 (struct machine_function): Move to rs6000.h
10380 (rs6000_save_machine_status): Delete.
10381 (rs6000_restore_machine_status): Delete.
10382 (rs6000_init_machine_status): New Function.
10383 (rs6000_free_machine_status): New Function.
10384 (rs6000_init_expanders): Use new functions.
10386 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10388 (struct machine_function): Move here.
10390 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10391 sysv_varargs_p field of the cfun->machine structure.
10393 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10395 (rs6000_restore_machine_status): Remove prototype.
10397 2001-01-09 Richard Henderson <rth@redhat.com>
10399 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10400 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10401 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10402 (sched_analyze_2, sched_analyze_insn): Likewise.
10403 (sched_analyze, init_deps): Likewise.
10404 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10405 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10406 (compute_block_backward_dependences): Update propagate_deps call.
10408 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10410 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10412 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10414 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10415 (cpp_handle_option): Handle them.
10416 (cpp_post_options): Ensure one of -M or -MM is specified with
10417 any other -M? option.
10418 (init_dependency_output): Suppress output with -MG.
10420 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10422 * cpp.texi: Update.
10423 * invoke.texi: Update.
10425 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10427 * sh.md (reload_outsf): Generate recognizable patterns for
10430 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10432 * c-lang.c (lang_hooks): Update.
10433 (lang_init): Rename c_init.
10434 (lang_finish): Remove.
10435 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10436 and lang_finish ().
10437 * toplev.h (lang_hooks): Add init () and finish ().
10438 * tree.h (lang_init, lang_finish): Remove.
10439 * cp/tree.h (lang_init, lang_finish): Remove.
10440 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10441 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10443 (lang_init, lang_finish): Remove.
10444 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10445 (lang_hooks): Update.
10446 * java/lang.c (lang_init): Rename java_init.
10447 (lang_finish): Remove.
10448 (lang_hooks): Update.
10449 * objc/objc-act.c (lang_init): Rename objc_init.
10450 (lang_finish): Remove.
10451 (lang_hoooks): Update.
10453 20001-01-09 Graham Stott <grahams@redhat.com>
10455 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10456 after `ptr` is initialised.
10458 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10460 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10461 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10462 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10463 stack adjusts, instead of r3.
10465 2001-01-09 Michael Hayes <mhayes@redhat.com>
10467 * flow.c (flow_loop_scan): Break out of ...
10468 (flow_loops_find) ... here.
10469 * basic-block.h (flow_loop_scan): New.
10470 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10471 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10473 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10475 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10477 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10478 realloc()ing macro_buffer.
10480 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10481 if it's wider than long and the target's long is wider than the
10484 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10486 Remove support for using UWIN as a host machine.
10487 * configure.in: Issue an error message.
10488 * configure: Regenerated.
10489 * config.gcc: Remove xm_* UWIN configury.
10490 * config/i386/xm-uwin.h: Remove.
10492 2001-01-08 Nick Clifton <nickc@redhat.com>
10494 * config/v850/v850.c (ra_rtx): Delete.
10495 (v850_save_machine_status): Delete.
10496 (v850_restore_machine_status): Delete.
10497 (v850_init_machine_status): New function.
10498 (v850_mark_machine_status): New function.
10499 (v850_free_machine_status): New function.
10500 (v850_return_addr): Use ra_rtx field in machine structure.
10501 (v850_init_expanders): Use new functions.
10503 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10504 * config/v850/v850.c: Change arguments to v850_output+* functions
10505 to take a const char *, to avoid compile time warning.
10506 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10507 (USER_LABEL_PREFIX): Redefine.
10509 2000-01-08 Jim Wilson <wilson@redhat.com>
10511 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10512 1 to unsigned HOST_WIDE_INT before left shift.
10514 2001-01-08 Nick Clifton <nickc@redhat.com>
10516 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10517 the machine structure has been allocated.
10518 (arm_free_machine_status): New function: Free the machine
10519 specific function structure.
10521 2001-01-08 Richard Henderson <rth@redhat.com>
10523 * jump.c (simplejump_p): Revert last change.
10525 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10527 * cppinit.c (init): Rename init_library.
10528 (cpp_create_reader): Update.
10529 * gcc.c (cpp_options): If -o given, use it as the target of
10532 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10534 * arm.c (arm_arch5e): New variable.
10535 (all_cores): XScale is a 5TE device.
10536 (arm_override_options): Set arm_arch5e.
10537 (arm_init_builtins): __builtin_prefetch is in arch5e.
10538 * arm.h (arm_arch5e): Declare it.
10540 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10542 * arm.md (define_constants): Add defines for UNSPEC and
10543 UNSPEC_VOLATILE insns. Update all users.
10544 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10545 * arm.c (multi_register_push, note_invalid_constants)
10546 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10547 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10548 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10550 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10552 * jump.c (jump_optimize_1): Use reversed_comparison_code
10553 instead of can_reverse_comparison_p.
10554 (jump_back_p): Likewise.
10555 (invert_exp_1): Likewise.
10556 (thread_jumps): Likewise.
10557 * simplify-rtx.c (simplify_unary_operation): Likewise.
10558 (simplify_ternary_operation): Likewise.
10559 * cse.c (find_comparison_args): Convert to use
10560 can_reverse_comparison_p.
10561 (record_jump_equiv): Likewise.
10563 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10565 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10566 (EPILOGUE_USES): Define.
10567 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10568 automatically stack the LR if it isn't live.
10570 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10572 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10575 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10577 * ggc-page.c (max_alignment): New structure.
10578 (MAX_ALIGNMENT): New macro.
10579 (init_ggc): Use it to round up the sizes in the
10580 extra_order_size_table.
10582 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10584 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10587 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10589 * builtins.def (BUILT_IN_FPRINTF): New entry.
10591 * c-common.c (c_expand_builtin_fprintf): New function.
10592 (init_function_format_info): Handle __builtin_fprintf.
10593 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10594 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10596 * c-decl.c (duplicate_decls): Adjust comment.
10598 * extend.texi (fprintf): Document new builtin.
10600 2001-01-07 Richard Henderson <rth@redhat.com>
10602 * jump.c (simplejump_p): Recognize any single_set jump
10603 of the proper form.
10605 2001-01-07 Richard Henderson <rth@redhat.com>
10607 * configure.in (slibdir): Accept an --with-slibdir option.
10608 Use "test" not "[" in configure. Default to $(libdir).
10610 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10612 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10613 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10614 (SHLIB_LINK): Create links for the soname.
10615 * config/mips/t-iris6: Likewise.
10616 * config/sparc/t-slibgcc: Likewise.
10617 * config/sparc/t-slibgcc-sld: Likewise.
10619 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10621 * config/i386/i386.c (constant_call_address_operand): Accept
10622 (const (plus (symbol_ref) (const_int))).
10623 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10624 constant_call_address_operand.
10626 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10628 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10629 and LONG_LONG_TYPE_SIZE > 32.
10631 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10633 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10634 the previous change.
10636 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10638 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10640 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10641 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10642 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10645 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10647 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10649 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10651 * c-lang.c (c_post_options): Call cpp_post_options.
10652 * objc/objc-act.c (objc_post_options): Similarly.
10653 * cppmain.c (main): Similarly.
10654 * fix-header.c (read_scan_file): Similarly.
10655 * cppinit.c (cpp_start_read): Move option consistency checks
10656 to cpp_post_options. Don't call init_dependency_output.
10657 If needed, add default target and main file dependency.
10658 (OPT_MD, OPT_MMD): Remove.
10660 (cpp_handle_option): Update for OPT_* changes.
10661 (cpp_post_options): New.
10662 (init_dependency_output): Command line -MF overrides environment
10663 variables. Don't set default target etc. Suppress output
10664 if dependencies are going to stdout.
10665 (print_help): Update.
10666 * cpplib.h (cpp_post_options): New.
10667 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10669 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10671 * jump.c (comparison_dominates_p): Support unordered compares.
10673 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10675 * simplify-rtx.c (simplify_relational_operation): Always simplify
10676 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10679 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10681 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10682 (nonzero_bits): Likewise.
10683 (simplify_comparison): Likewise.
10684 (num_sign_bit_copies): Likewise; return more sane value depending
10685 on STORE_FLAG_VALUE.
10686 (known_cond): Do not assume EQ to be always true for equivalent
10689 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10691 * cse.c (fold_rtx): Handle unordered comparisons.
10693 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10695 * rtlanal.c (set_of_1): New static function.
10696 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10697 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10698 reg_set_last_last_regno): Remove.
10699 (set_of): New global function.
10700 (set_of_data): New structure.
10701 (reg_set_p, reg_set_last): Revamp for set_of.
10702 * rtl.h (set_of): New.
10704 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10706 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10707 * extend.texi: Document _Exit builtin.
10709 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10711 * (initialize, initialize_builtins,
10712 initialize_dependency_output, initialize_standard_includes):
10713 Rename s/initialize/init. Update.
10714 (init_dependency_output): Move to after
10715 cpp_handle_options, the correct location temporally at least.
10716 (opt_comp): Move next to init (), its caller. Fix prototype.
10717 (init): Make "initialized" local scope.
10718 (cpp_create_reader): Always call init ().
10719 (cpp_start_read): Update.
10720 (output_deps): New function, broken out of cpp_finish.
10721 (cpp_finish): Break out output_deps.
10723 2001-01-07 Richard Henderson <rth@redhat.com>
10725 * collect2.c (COFF specific stuff): Revert 12-06 patch
10726 to prototype system functions.
10728 2001-01-07 Michael Hayes <mhayes@redhat.com>
10730 * hard-reg-set.h: Add multiple include guard.
10731 * basic-block.h (struct loop): Add `sink' field.
10732 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10733 (emit_iv_add_mult): Delete.
10734 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10735 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10736 (unroll_loop): Remove end_insert_before argument.
10737 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10738 (maybe_eliminate_biv_1): Likewise.
10739 (emit_iv_add_mult): Delete.
10740 (gen_add_mult, loop_regs_update): New.
10741 (loop_insn_emit_after, loop_insn_emit_before): New.
10742 (loop_insn_sink, loop_insn_sink_or_swim): New.
10743 (emit_iv_add_mult): Delete.
10744 (scan_loop): Set loop->sink.
10745 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10746 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10747 (maybe_eliminate_biv_1): Likewise.
10748 (maybe_eliminate_biv_1): Add basic block argument.
10749 * unroll.c (unroll_loop): Remove end_insert_before argument.
10750 (find_splittable_regs): Likewise.
10751 (find_splittable_regs): Use loop_insn_sink and its ilk.
10752 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10754 2001-01-07 Michael Hayes <mhayes@redhat.com>
10756 * loop.h (loop_insn_hoist): New prototype.
10757 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10758 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10759 (check_dbra_loop, load_mems): Likewise.
10760 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10761 (find_splittable_givs): Likewise.
10763 2001-01-07 Michael Hayes <mhayes@redhat.com>
10765 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10767 2001-01-07 Richard Henderson <rth@redhat.com>
10769 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10771 2001-01-07 Richard Henderson <rth@redhat.com>
10773 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10774 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10775 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10776 variant that handles a shared libgcc.
10777 (process_command): Always validate -{static,shared}-libgcc.
10778 (do_spec_1): New 'M' case.
10779 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10781 2001-01-07 Richard Henderson <rth@redhat.com>
10783 * Makefile.in (slibdir): New variable.
10784 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10785 (installdirs): Create slibdir.
10786 (install-libgcc, install-multilib): Defer to libgcc.mk.
10787 * configure.in (slibdir): Substitute.
10788 * mklibgcc.in (install): New target.
10790 * config/t-linux (SHLIB_LINK): Create links for the soname.
10791 (SHLIB_INSTALL): New.
10792 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10793 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10794 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10795 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10796 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10798 2001-01-07 Richard Henderson <rth@redhat.com>
10800 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10801 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10802 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10804 2001-01-07 Michael Hayes <mhayes@redhat.com>
10806 * loop.c (count_loop_regs_set): Delete.
10807 (load_mems_and_recount_loop_regs_set): Delete.
10808 (loop_regs_scan): Merge common code from count_loop_regs_set,
10809 scan_loop, and load_mems_and_recount_loop_regs_set.
10810 (scan_loop): Call load_mems directly and loop_regs_scan
10811 again if new registers created.
10813 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10815 * toplev.c (main): Call the front-end specific post_options
10816 hook if one is given.
10817 * toplev.h (struct_lang_hooks, lang_hooks): New.
10818 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10819 for the C front end.
10820 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10821 lang_hooks for the C++ front end.
10822 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10823 lang_hooks for the ObjC front end.
10824 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10825 * java/lang.c (lang_hooks): Hooks for the Java front end.
10827 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10829 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10830 for verbose DWARF[2] debugging.
10831 (cb_define, cb_undef): The new callbacks.
10832 * toplev.h (debug_define, debug_undef): Make const correct.
10833 * toplev.c (debug_define, debug_undef): Similarly. Do not
10834 perform the verbosity tests here anymore.
10836 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10838 * reload.c (subst_reloads): Take INSN argument. When
10839 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10840 * reload.h (subst_reloads): Adjust prototype.
10841 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10842 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10843 present in JUMP_INSNs and copy them to JUMP_LABEL.
10844 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10845 JUMP_INSNs and insns with REG_LABELs that are followed by
10846 JUMP_INSNs with the same REG_LABEL.
10847 * sched-rgn.c (is_cfg_nonregular): Likewise.
10848 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10850 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10852 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10854 2001-01-06 Richard Henderson <rth@redhat.com>
10856 * loop.c (scan_loop): Use xcalloc for the regs array.
10857 (load_mems_and_recount_loop_regs_set): Zero the new memory
10858 received from xrealloc.
10860 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10862 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10864 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10866 * integrate.c (copy_rtx_and_substitute): When copying
10867 an ignored return value, strip REG_FUNCTION_VALUE_P.
10869 2001-01-06 Michael Hayes <mhayes@redhat.com>
10871 * loop.c (debug_biv, debug_giv): New.
10872 (loop_biv_dump): Break out from ...
10873 (record_biv): ... here.
10874 (loop_giv_dump): Break out from ...
10875 (record_giv): ... here.
10876 (loop_bivs_check): Use print_simple_rtl.
10877 * unroll.c (loop_iterations): Use print_simple_rtl.
10879 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10881 * pa.md (return, return_internal): Modify patterns to prevent regrename
10882 mucking with the return pointer.
10884 2001-01-05 Richard Henderson <rth@redhat.com>
10886 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10888 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10890 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10891 version supplied by Matteo Frigo.
10893 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10895 * cpp.texi: Update for -MQ.
10896 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10897 (cpp_cleanup): Always free pfile->deps.
10898 (initialize_dependency_output): Don't create pfile->deps.
10899 (cpp_handle_option): Similarly.
10901 * gcc.c (cpp_options): Handle -MQ.
10902 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10903 * mkdeps.c (base_name): Remove.
10904 (deps_init): Don't allocate vector space until it's needed.
10905 (deps_free): Only free vectors if allocated.
10906 (deps_add_target, deps_add_dep): Update for initial allocation.
10907 (deps_add_default_target): Don't strip to the base_name.
10909 2001-01-05 DJ Delorie <dj@redhat.com>
10911 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10912 (INIT_EXPANDERS): Define.
10914 * config/v850/v850.c (struct machine_function): Define.
10915 (v850_save_machine_status): New function.
10916 (v850_restore_machine_status): New function.
10917 (v850_return_addr): New function.
10918 (v850_init_expanders): New function.
10920 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10921 and v850_init_expanders.
10923 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10925 * cpplib.h (struct cpp_reader): Add help_only field.
10926 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10927 (cpp_handle_option): Set pfile->help_only if we see -h,
10928 --help, -target-help, or --version. Print version string but
10929 do not set help_only if we see -v or -version. Make text
10930 printed by -v match that printed by (-)-version.
10932 * cppmain.c (main): Exit after option parsing if
10933 pfile->help_only is true.
10935 * toplev.c (independent_decode_option): Call print_version,
10936 then exit, if we see --version (but not -version).
10937 (print_version): Split lengthy message into two lines.
10939 2001-01-05 Nick Clifton <nickc@redhat.com>
10941 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10942 temporary string for initialisation before calling ggc_alloc_string.
10944 2001-01-06 Michael Hayes <mhayes@redhat.com>
10946 * rtl.h (print_simple_rtl): New.
10947 * print-rtl.c (print_simple_rtl): New.
10948 (flag_simple): New.
10949 (print_rtx): Disable printing of flags and modes, etc.,
10950 if `flag_simple` nonzero.
10952 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10954 * function.c (fixup_var_refs): Use push_to_full_sequence where
10957 2001-01-05 Michael Meissner <meissner@redhat.com>
10959 * flags.h (flag_reorder_blocks): Add declaration.
10960 (flag_rename_block): Ditto.
10962 2001-01-05 DJ Delorie <dj@redhat.com>
10964 * function.c (reorder_blocks): Make sure the flags are all reset
10965 before using them to mark blocks, else a second invocation will
10966 corrupt the block chain.
10967 (reorder_blocks_0): New, resets the flags.
10969 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10971 * cse.c (find_comparison_args): Stop if the argument is known to
10974 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10976 * config/sh/sh.md (movdf): When splitting load into pair of
10977 registers, don't clobber the register used in the address too
10980 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10982 * varasm.c (mark_constant_pool): Improve initial comments.
10983 (mark_constants): Move marking of constants to mark_constant.
10984 (mark_constant): New function to recursively mark all constants
10985 referred to by a constant.
10987 2001-01-05 Catherine Moore <clm@redhat.com>
10989 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10991 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10993 * cp/lang-options.h: Bring comment in line with reality.
10994 * f/lang-options.h: Likewise.
10995 * java/lang-options.h: Likewise.
10996 * objc/lang-options.h: Likewise.
10997 * ch/lang-options.h: Likewise.
10998 * f/g77.texi: And update the manual.
11000 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11001 Denis Chertykov <denisc@overta.ru>
11003 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11004 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11005 * config/avr/avr.md (all peepholes that request a scratch register):
11006 Call it, FAIL the peephole if not safe (in interrupt functions).
11008 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11010 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11012 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11014 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11016 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11017 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11018 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11019 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11020 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11022 * extend.texi: Document these builtins.
11024 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11026 * c-common.c (lang_get_alias_set): Say we know nothing of
11027 VECTOR_TYPE aliasing.
11029 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11031 2001-01-05 Bruce Korb <bkorb@gnu.org>
11033 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11034 their x* equivalent versions for atexit-less systems
11035 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11036 systems (or any other system any more).
11038 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11040 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11041 output operands. Use arm_hard_register_operand for operand 4.
11042 (stmsi_postinc): Similarly.
11043 (ldmsi): Use arm_hard_register_operand for opernand 2.
11044 (stmsi): Similarly.
11045 * arm.c (arm_hard_register_operand): New function.
11046 * arm-protos.h (arm_hard_register_operand): Prototype it.
11048 * arm.h (HARD_REGNO_RENAME_OK): Define.
11050 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11052 * simplify-rtx.c (cfc_args): add "unordered" field.
11053 (check_fold_consts): Set unordered field.
11054 (simplify_relational_operation): Simplify the unordered
11057 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11060 * emit-rtl.c (try_split): Fix code to mark labels.
11061 * jump.c (mark_jump_label): Make global.
11062 * rtl.h (mark_jump_label): Declare.
11064 * predict.c (estimate_probability): Handle unordred comparisons.
11066 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11068 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11069 * cppinit.c (initialize_dependency_output): Update.
11070 (cpp_finish): Output dummy targets for -MP.
11072 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11073 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11074 * gcc.c (cpp_options): Update to handle -MP.
11075 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11076 to quote only the default target.
11077 (deps_phony_targets): Insert a preceding newline. Rename from
11078 deps_dummy_targets for consistency.
11081 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11083 * calls.c (emit_library_call_value_1): Support
11084 INIT_CUMULATIVE_LIBCALL_ARGS.
11085 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11087 2001-01-04 Richard Henderson <rth@redhat.com>
11089 * c-decl.c (finish_struct): Detect flexible array members
11090 used in an inappropriate context.
11091 * c-typeck.c (really_start_incremental_init): Special case
11092 constructor_max_index for zero length arrays.
11093 (pop_init_level): Allow initialization of flexible array
11094 members. Deprecate initialization of zero length arrays.
11095 Don't issue missing initializer warning for flexible array
11096 members or zero length arrays.
11097 (process_init_element): Don't dereference null DECL_SIZE.
11098 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11099 Don't abort for empty constructors. Use size_binop
11100 (output_constructor): Add commentary regarding zero length
11101 array futures. Abort if we try to initialize an array of
11102 unspecified length with a non-empty constructor in the middle
11105 * extend.texi (Zero Length): Update and clarify documentation
11106 on static initialization.
11108 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11110 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11111 with more than 32767 words of local storage.
11113 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11115 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11116 for 'abs', 'labs', and 'fabs'.
11117 (c4x_expand_builtin): Likewise.
11118 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11120 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11122 * config/sh/sh.md (prget, prset): New insn types.
11123 (return delay slot): Dont' allow prset.
11124 (call, sfunc delay slot): Don't allow prget.
11125 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11126 for prset and prget.
11128 2001-01-05 Michael Hayes <mhayes@redhat.com>
11130 * loop.h (struct loop_reg): New.
11131 (struct loop_regs): Change to use array of `struct loop_reg'.
11132 * loop.c: Replace assortment of varrays with single regs array.
11133 (count_one_set): Delete may_not_move array argument
11134 and use regs array instead. All caller's changed.
11135 (count_loop_regs_set): Delete may_not_move and single_usage
11136 arguments and use regs array instead. All caller's changed.
11137 (find_single_use_in_loop): Replace usage array argument with pointer
11138 to regs structure. All caller's changed.
11139 (loop_optimize): Delete `moved_once' array.
11141 2001-01-05 Michael Hayes <mhayes@redhat.com>
11143 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11144 Use it instead of loop_info->has_call for scanning loop mems.
11145 (check_dbra_loop): Replace loop_info->has_call test with
11146 loop_info->has_nonconst_call.
11148 2000-01-04 Matthew Hiller <hiller@redhat.com>
11150 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11153 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11155 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11156 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11158 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11160 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11161 (flag_short_double, flag_short_wchar): Define.
11162 (c_common_nodes_and_builtins): Create many tree nodes shared
11163 between C and C++ here instead of in cp/decl.c and ...
11164 * c-decl.c (init_decl_processing): ... here.
11165 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11166 (flag_short_double, flag_short_wchar): Don't define.
11167 (record_builtin_type): New function.
11168 (build_void_list_node): New function.
11169 * c-common.h (flag_short_double, flag_short_wchar,
11170 record_builtin_type, build_void_list_node): Declare.
11172 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11174 * integrate.c (expand_inline_function): Don't put a virtual
11175 register into the reg map.
11177 * function.c (fixup_var_refs_1): If force_operand didn't put
11178 the address into the target, move it there.
11180 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11182 Special-case tree_decl/tree_list allocations.
11183 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11184 (OBJECT_SIZE): New macro.
11185 (NUM_EXTRA_ORDER): Likewise.
11186 (extra_order_size_table): New variable.
11187 (NUM_ORDERS): New macro.
11188 (objects_per_page_table): New variable.
11189 (object_size_table): New variable.
11190 (G.pages): Use NUM_ORDERS to bound the array.
11191 (G.page_tails): Likewise.
11192 (DIV_ROUND_UP): Remove.
11193 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11194 (alloc_page): Use OBJECT_SIZE.
11195 (size_lookup): Don't make it const.
11196 (ggc_alloc): Use OBJECT_SIZE.
11197 (ggc_set_mark): Likewise.
11198 (ggc_get_size): Likewise.
11199 (init_ggc): Set up the object_size_table, objects_per_page_table,
11200 and adjust size_lookup.
11201 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11202 (ggc_pop_context): Use NUM_ORDERS.
11203 (clear_marks): Likewise.
11204 (sweep_pages): Likewise.
11205 (poison_pages): Likewise.
11206 (ggc_print_statistics): Use OBJECT_SIZE.
11208 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11210 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11211 Only call array_size_for_constructor if last field and array type
11212 with no upper bound.
11214 2001-01-04 Philip Blundell <philb@gnu.org>
11216 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11217 from bit 31 downwards, if this requires no more insns.
11218 (count_insns_for_constant): New helper function for above.
11220 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11222 * gencodes.c (output_predicate_decls): Remove empty initializer.
11224 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11226 * tree.c (copy_node): Remove documentation about obstacks.
11227 (buidl1): Check that nobody tries to build 2-argument nodes this
11230 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11232 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11235 * gencodes.c (output_predicate_decls): Fill empty initializer
11238 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11240 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11241 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11243 (do_include): Handle missing headers like cpp0.
11244 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11245 paths with first include pathname. Don't strcat to uninitialized
11248 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11250 * regrename.c (regrename_optimize): Don't rename from frame pointer
11251 if frame_pointer_needed.
11252 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11253 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11254 (ia64_reorg): Use it instead of scheduling if ! optimize.
11255 (errata_emit_nops): Properly call asm_noperands.
11256 (ia64_sched_reorder): Finish cycle if we see an asm.
11257 (ia64_variable_issue): Clear scheduling state after asms.
11259 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11261 * cpp.texi: Update for -MT.
11262 * cppinit.c (initialize_dependency_output): Add a default
11263 target if none has been given already.
11264 (no_tgt, OPT_MT): New.
11265 (cpp_handle_option): Handle -MT. Update -M etc.
11266 * cpplib.h (struct cpp_options): Remove deps_target.
11267 * gcc.c (cpp_options): Handle -MT.
11268 * mkdeps.c (struct deps): Move from mkdeps.h.
11269 (deps_calc_target): Rename deps_add_default_target. Add a
11270 default target if none has been specified already.
11271 * mkdeps.h (struct deps): Move to mkdeps.c.
11272 (deps_calc_target): Rename deps_add_default_target.
11274 2000-01-03 Richard Henderson <rth@redhat.com>
11276 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11278 * c-typeck.c (push_init_level): Move checks for flexible array
11279 members and zero length arrays ...
11280 (pop_init_level): ... here. Silently discard empty initializations.
11282 * varasm.c (output_constructor): Update for sizeof change to
11283 zero-length arrays.
11285 * extend.texi (Zero Length): Clarify semantics.
11287 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11289 * configure.in (tm.h): Include isns-codes.h last.
11290 * configure: Rebuilt.
11292 2001-01-03 Richard Henderson <rth@redhat.com>
11294 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11295 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11297 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11299 * tradcpp.c (main): Make sure finclude() is called with a valid
11300 indepth value while handling -include.
11302 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11304 * gencodes.c (output_predicate_decls): New function.
11306 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11307 even if it is not the first time machmode.h is #included.
11308 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11309 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11310 * gcc.texi (Copyright): Added 2001.
11312 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11314 * c-common.c (c_common_lang_init): New function. Warn if format
11315 warning options which only have effects when used with -Wformat
11316 are used without -Wformat.
11317 * c-common.h (c_common_lang_init): Declare.
11318 * c-lang.c (lang_init): Call c_common_lang_init.
11319 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11321 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11323 * configure.in: Check for the mktemp command.
11324 * configure: Regenerate.
11325 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11326 $TEMP. Create temporary files with mktemp, if available at
11327 configure time; otherwise use set -C. Remove temporary files
11330 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11332 * configure.in: Require at least texinfo 4.0. Check for whether
11333 Pod::Man is sufficiently recent to regenerate GCC manpages.
11334 * configure: Regenerate.
11335 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11337 (GENERATED_MANPAGES): Define.
11338 (generated-manpages): New target. Depend on cpp.1 as well as
11340 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11341 configure to generated-manpages or empty) rather than on the
11342 manpages directly. Remove execute permission from installed
11343 gcov.1 as well as cpp.1.
11344 * cpp.1, gcov.1: Regenerate.
11346 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11348 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11349 tree_low_cst. Allow using cmpstrsi in more cases.
11351 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11353 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11356 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11358 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11359 * Makefile.in (HOST_CFLAGS): Mention build-make.
11361 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11363 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11366 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11368 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11371 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11374 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11375 reg_base_value and reg_known_value arrays.
11376 (init_alias_analysis): Add more cases to detect known values.
11377 * sched-deps.c (deps_may_trap_p): New function.
11378 (sched_analyze_2): Use it.
11380 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11382 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11383 don't discard an ASHIFTRT if we're shifting in a wider mode.
11385 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11387 * toplev.c (rest_of_compilation): Don't print basic block information
11388 when CFG isn't up to date.
11390 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11392 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11393 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11394 (UNALIGNED_SHORT_ASM_OP): Define.
11395 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11397 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11399 * fold-const.c (fold_convert): Fix typo.
11401 2001-01-02 Richard Henderson <rth@redhat.com>
11403 * c-common.h (ASM_INPUT_P): New.
11404 * c-parse.in (asm): Set it when needed.
11405 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11406 existance of an operand.
11408 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11410 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11411 (dwarf2out_frame_debug_expr): Likewise.
11412 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11414 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11416 * i386.c (ix86_split_to_parts): Return number of part required;
11418 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11420 (ix86_split_long_move): Use number of part returned
11421 by ix86_split_to_parts
11422 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11424 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11425 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11426 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11427 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11428 (ALIGN_MODE_128): Add TFmode.
11429 (IS_STACK_MODE): Likewise.
11430 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11431 (HARD_REGNO_OK): Support TFmodes.
11432 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11433 * i386.md (scheduler definitions): Use memory operand to determine
11434 fst/fld instructions; use mode attribute to determine real mode of
11436 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11437 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11439 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11441 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11443 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11445 * expr.c (store_constructor_field): Update ALIGN before calling
11448 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11450 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11453 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11455 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11458 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11460 * c-decl.c (start_function): Don't warn on third parameter to main.
11462 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11464 * tsystem.h: Define HAVE_DECL_GETOPT.
11466 2001-01-02 Philip Blundell <pb@futuretv.com>
11468 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11471 2001-01-02 Richard Henderson <rth@redhat.com>
11473 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11475 2001-01-02 Andreas Jaeger <aj@suse.de>
11477 * c-decl.c (c_decode_option): Remove support of
11478 -Wmissing-noreturn.
11480 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11481 (W_options): Add -Wmissing-noreturn here.
11483 * flow.c: Define lang_missing_noreturn_ok_p.
11484 (check_function_return_warnings): Use it.
11486 * c-common.h: Declare lang_missing_noreturn_ok_p.
11488 * c-lang.c (c_missing_noreturn_ok_p): New function.
11489 (lang_init): Set lang_missing_noreturn_ok_p.
11491 * invoke.texi (Warning Options): Document this.
11493 2000-12-27 Phil Edwards <pme@sources.redhat.com>
11495 * extend.texi (C++ Extensions): New node for C++ attributes;
11496 describe init_priority and com_interface.
11497 * invoke.texi: Remove -finit-priority as it now has zero effect.
11498 * install.texi: Fix xref syntax.
11499 * md.texi: Likewise.
11501 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11503 * config.gcc (sparc64-wrs-vxworks*): New case.
11504 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11506 * config/sparc/sparc.c (sparc_override_options): Do support different
11507 pointer and architecture size.
11508 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11509 (POINTERS_EXTEND_UNSIGNED): Define.
11510 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11511 (FUNCTION_MODE): Define to be Pmode.
11512 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11514 * function.c (expand_function_end): Properly handle DECL_RESULT
11515 and copy when ptr_mode != Pmode.
11516 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11518 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11520 * c-common.c (c_common_nodes_and_builtins): Set prototype
11521 parameters for __builtin_fputs, __builtin_fputc and
11522 __builtin_fwrite. Don't declare plain fputc as a builtin.
11524 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11526 * loop.c (add_label_notes): Increment the label usage count when
11527 a note is added to an insn which refers to a CODE_LABEL.
11528 * gcse.c (add_label_notes): Likewise.
11530 2001-01-01 Andreas Jaeger <aj@suse.de>
11532 * loop.c (scan_loop): Use xmalloc to allocate movables.
11534 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11536 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11537 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11538 * reload1.c (REGISTER_MOVE_COST): Likewise.
11539 * regclass.c (REGISTER_MOVE_COST): Likewise.
11540 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11541 dimension. Adjust all users.
11542 (init_reg_sets_1): Iterate on all modes.
11543 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11544 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11545 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11546 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11547 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11548 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11549 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11550 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11551 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11552 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11553 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11554 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11555 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11556 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11557 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11558 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11559 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11560 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11561 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11562 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11563 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11564 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11565 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11566 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11567 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11568 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11569 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11571 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11573 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11574 arg VARIES_P. Call it with extra arg.
11575 (true_dependence): Likewise.
11576 * rtl.h (rtx_addr_can_trap_p): Declare.
11577 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11579 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11580 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11581 pic offset table register if it's zero. All callers changed.
11582 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11584 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11586 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11587 STRING_POOL_ADDRESS_P.
11589 * config/sparc/sparc.c (input_operand): Properly test for short op.
11591 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11592 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11593 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11594 * config/sparc/elf.h: No longer include sol2.h.
11595 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11596 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11598 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11600 2001-01-01 Michael Hayes <mhayes@redhat.com>
11602 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11603 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11604 (record_initial): Likewise.
11605 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11606 (remap_split_bivs): Likewise.
11608 2001-01-01 Michael Hayes <mhayes@redhat.com>
11610 * loop.c (loop_ivs_free): New function.
11611 (strength_reduce): Break out from...
11613 2001-01-01 Michael Hayes <mhayes@redhat.com>
11615 * loop.h (struct iv): New.
11616 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11617 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11618 'reg_biv_class' fields with 'regs' and 'n_regs'.
11619 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11620 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11621 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11623 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11625 * resource.c (mark_referenced_resources): Abort() before
11626 attempting to mark a pseudo register.
11627 (mark_set_resources): Likewise.
11629 2001-01-01 Michael Hayes <mhayes@redhat.com>
11631 * loop.h (REG_IV_CLASS): New accessor macro.
11632 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11633 * unroll.c (REG_IV_CLASS): Likewise.
11635 See ChangeLog.4 for earlier changes.