1 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3 * version.c: Bump for snapshot.
5 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
7 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
8 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
9 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
10 between loop optimization passes.
11 * rtl.h: Updated appropriately.
13 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
15 Reinstall this patch from Jason.
16 * function.c (push_function_context_to): Don't call init_emit.
18 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
20 * rtl.c (read_skip_spaces): Prevent infinite loops upon
21 encountering unterminated comments.
23 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
25 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
28 * configure.in: Handle --with-fast-fixincludes.
29 (fixincludes): If --with-fast-fixincludes, then use a different
30 fixincludes program by default.
31 * Makefile.in (fixinc.sh): New rule.
33 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
35 * i386.md (movqi+1): Handle invalid QI register.
36 (movsf_push-1): Likewise.
38 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
40 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
42 symbolic_memort_operand(), call32_operand(), int8_operand(),
43 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
45 uint16_operand(): Made static.
47 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
49 * calls.c (expand_call): Fix typo.
51 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
53 * c-lex.c (finput): New global.
54 (init_parse): Always included. Handle !USE_CPPLIB using
55 code originally in compile_file.
56 (finish_parse): Update for CPPLIB.
57 * toplev.c (init_parse, finish_parse): Declare.
58 (finput): Delete variable. Now in front-ends.
59 (compile_file): Remove code which is now handled by init_parse
60 which is unconditionally called. Similarly for finish_parse.
62 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
64 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
65 ASM_WEAKEN_LABEL): Add.
67 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
69 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
70 * configure.in (alpha-*-linux*): Use them.
72 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
74 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
75 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
76 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
77 (build_expr_wfl): New prototype declaration.
78 * tree.c (build_expr_wfl): New function, to build
79 EXPR_WITH_FILE_LOCATION nodes.
80 (copy_node): Don't zero TREE_CHAIN if copying a
81 EXPR_WITH_FILE_LOCATION node.
82 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
83 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
85 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
87 * configure.in (v850): Use t-v850.
88 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
90 * protoize.c (creat, read, write): Do not declare.
92 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
93 refer to the CODE_LABEL before a dispatch table.
95 * invoke.texi: Add ARC options.
97 * gcc.c (proces_command): Improve error message for -o with
100 * i386/x-cygwin32 (CLIB): Link in advapi32.
102 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
103 (ASM_IDENTIFY_LANGUAGE): Likewise.
105 * i386.md (movqi recognizer): Don't perfom byte increment into
108 * configure.in (x86-dg-dgux): Run fixinc.dgux.
110 * i370.h: Fix typo in GEN_INT changes.
112 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
113 of an empty arglist in prototype.
115 * Makefile.in: Remove bytecode crud that crept back in after the
118 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
120 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
121 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
123 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
125 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
127 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
129 * c-lex.c (is_class_name): Delete declaration.
130 (whitespace_cr): Make static and add prototype.
131 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
132 yylex, get_directive_line): Turn declarations into prototypes.
133 (position_after_whitespace, check_newline, yyerror,, is_class_name,
134 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
136 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
138 * gencodes.c (gen_insn): Add prototype.
139 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
140 gen_peephole): Add prototypes.
141 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
143 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
144 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
145 genheader, gencode): Add prototypes.
146 * genopinit.c (gen_insn): Add prototype.
147 * genoutput.c (output_prologue, output_epilogue, scan_operands,
148 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
149 gen_expand, gen_split, n_occurrences): Add prototypes.
150 * genpeep.c (gen_peephole): Add prototype.
151 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
152 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
153 labels_in_range_p, count_loop_regs_set, note_addr_stored,
154 loop_reg_used_before_p, scan_loop, replace_call_address,
155 skip_consec_insns, libcall_benefit, ignore_some_movables,
156 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
157 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
158 check_final_value, record_giv, update_giv_derive, basic_induction_var,
159 simplify_giv_expr, general_induction_var, consec_sets_giv,
160 check_dbra_loop, express_from, combine_givs_p, combine_givs,
161 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
162 last_use_this_basic_block, record_initial, update_reg_last_use,
163 iteration_info, analyze_loop_iterations, insert_bct,
164 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
167 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
169 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
171 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
173 * config/mips/mips.c (siginfo): Deleted.
174 (override_options): Don't install SIGINFO signal handler.
176 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
178 * loop.c (check_dbra_loop): When normalize comparison_val, add check
179 to verify it is non-negative.
181 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
183 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
184 (alpha_expand_block_clear): Likewise.
186 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
188 * tree.h (sizetype_tab): Fix previous change for K&R.
190 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
192 * version.c: Bump for snapshot.
194 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
196 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
197 Add USG and POSIX to xm_defines.
199 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
201 * gcc.c: Add linker spec.
202 (link_command_spec): Use %(linker) instead of ld.
203 (main): If collect2 is requested as the linker, see if it exists;
204 if not, use ld instead.
206 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
208 (install-collect2): Install as collect2, not ld.
210 * configure.in(will_use_collect2): It's named collect2 now.
212 * collect2: Remove checks to see if we were invoked recursively.
213 (collect_execute): Use _spawnvp under cygwin32.
215 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
217 * haifa-sched.c (build_control_flow): Set unreachable for block whose
218 only predecessor is itself.
220 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
222 * c-parse.in: Include system.h, and remove stuff now made redundant.
225 * protoize.c: Likewise. Properly check for cpp stringification.
227 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
230 * objc/Make-lang.in (objc-parse.o): Likewise.
232 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * gansidecl.h: Check if compiler supports __attribute__. Provide
235 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
236 __attribute__ when its available. Also provide definitions for
237 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
238 terms of ATTRIBUTE_PRINTF.
240 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
243 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
245 * combine.c (can_combine_p): Include successor in volatile test.
247 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
249 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
252 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
254 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
255 in prototype and definition.
257 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
259 * version.c: Bump for snapshot.
261 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
263 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
264 alpha_expand_unaligned_store_words.
266 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
268 * i386.md (movsf_push, movsf_mem): Remove.
269 (movsf_push): Rename from movsf_push_nomove and move in front of
270 movsf. Use nonmemory_operand predicate and don't bother checking
272 (movsf_push_memory): New pattern.
273 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
274 both operands refer to memory then force operand[1] into a register.
275 (movsf_normal): Change to unnamed pattern.
276 Likewise for movdf, movxf, and friends.
278 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
280 * version.c: Bump for snapshot.
282 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
284 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
286 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
288 * configure.in (mips-wrs-vxworks): New target.
290 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
292 * expmed.c (synth_mult): The value -1, has no zeros, so it can
293 never have the form ...011.
295 * version.c: Bump for snapshot.
297 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
299 * i386.c (asm_output_function_prefix, load_pic_register):
300 Use ASM_GENERATE_INTERNAL_LABEL properly.
301 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
302 (print_operand): Ignore it.
303 (load_pic_register): Use it for the got load call.
304 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
305 (prologue_get_pc_and_set_got): Likewise.
306 * i386.h: Update print_operand docs.
308 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
310 * i386.md (ffssi, ffshi): Rewrite as define_expands.
311 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
312 * i386.c (notice_update_cc): Recognize unspec 5.
314 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
316 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
317 * alpha.c (print_operand): Handle it.
318 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
320 (fix_truncdfdi2): Likewise.
322 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
324 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
325 of these into a single struct, with additional [us]sizetype entries.
326 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
327 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
330 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
332 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
334 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
336 * haifa-sched.c (split_block_insns): Don't supress insn splitting
337 on subsequent passes.
339 * alpha.c (hard_fp_register_operand): New function.
340 * alpha.h (PREDICATE_CODES): Add it.
341 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
342 f<-m case and accompanying define_split.
343 (trapb): Use a unique unspec_volatile number.
345 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
347 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
350 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
352 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
355 * haifa-sched.c: Mirror recent changes from gcc2.
357 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
359 * Makefile.in (insn*.o): Depend on system.h.
361 * pa.c (output_global_address): Initialize base.
362 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
364 1998-04-03 Mike Stump <mrs@wrs.com>
366 * gthr.h: Support systems that don't have weak, but have threads.
367 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
368 * gthr-vxworks.h: New file.
369 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
371 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
373 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
375 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
377 * ginclude/va-i960.h (va_end): Change void * to void.
379 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
381 * Makefile.in (choose-temp.o): Depend on system.h.
383 * choose-temp.c: Include system.h when IN_GCC.
385 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
386 Richard Henderson <rth@cygnus.com>
388 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
389 (move_replacements): New function.
390 * reload.h: Prototype it.
392 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
394 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
396 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
399 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
400 (gen_highpart): Likewise.
401 * final.c (alter_subreg): Allow the target to hook by-mode subreg
402 hard register number changes.
404 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
406 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
407 rnbitsize, rnmode and rinner.
408 (make_range): Initialize type.
409 (fold): Initialize arg0, arg1 and varop.
411 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
413 (expand_function_start): Initialize last_ptr.
415 * stor-layout.c (layout_record): Initialize desired_align.
416 (get_best_mode): Initialize unit.
418 * tree.c (copy_node): Initialize length.
420 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
422 * caller-save.c (insert_save_restore): Initialize pat, code and
425 * emit-rtl.c (push_to_sequence): Initialize top.
426 (push_topmost_sequence): Likewise.
428 * genattrtab.c (simplify_by_exploding): Initialize defval.
430 * profile.c (branch_prob): Initialize dest.
432 * rtl.h (note_stores): Remove duplicate prototype.
433 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
435 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
436 strings that are not actually lengths.
438 * genattrtab.c: Make generated file use system.h, instead of
439 including stdio.h, etc directly.
440 * genextract.c, genopinit.c, genoutput.c: Likewise.
441 * genpeep.c, genrecog.c: Likewise
443 * genoutput.c (process_template): Mark operands in the generated
444 function as potentially unused if compiling with GNU CC.
446 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
448 * pa.md (reload peepholes): Remove unused variable "mode".
450 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
452 * config/arm/thumb.h: Add super interworking support.
453 * config/arm/thumb.c: Add super interworking support.
454 * config/arm/thumb.md: Add super interworking support.
455 * config/arm/lib1funcs.asm: Add interworking support.
456 * config/arm/lib1thumb.asm: Add super interworking support.
457 * config/arm/t-semi: Add interworking support.
458 * config/arm/t-thumb: Add interworking support.
459 * config/arm/README-interworking: New file.
461 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
463 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
464 (MD_STARTFILE_PREFIX): Unset.
466 1998-04-01 Mark Mitchell <mmitchell@usa.net>
468 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
469 entity in a local scope.
471 * fold-const.c (fold): Call truthvalue_conversion for values which
472 are folded to boolean type.
474 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
476 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
477 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
478 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
479 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
480 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
481 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
482 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
483 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
486 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
488 * fixincludes (limits.h): Fix nested comments in Motorola's
489 limits.h and sys/limits.h.
491 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
493 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
494 as dest of expand_binop call.
496 * alpha.md (extzv): Correct check for valid operand[2] values.
498 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
501 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
503 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
505 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
506 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
508 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
509 cygwin32 can override this to allow both unix and win32 style PATHs.
511 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
512 style environment paths.
514 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
516 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
517 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
518 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
521 * cpphash.c: Include config.h.
522 * cppalloc.c: Include system.h. Add parameters to various
524 * cpperror.c: Likewise.
525 * cppexp.c: Likewise.
526 * cpphash.c: Likewise.
527 * cpplib.c: Likewise.
528 * cppmain.c: Likewise.
529 * fix-header.c: Likewise.
531 * gen-protos.c: Likewise.
532 * gengenrtl.c: Likewise.
533 * halfpic.c: Likewise.
535 * scan-decls.c: Likewise.
538 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
540 * README.gnat: Add lang_print_xnode definition.
542 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
544 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
545 fmovecr on the 68060.
547 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
549 * genemit.c (DONE): Rework so that it works in the true arm if
550 an if-else conditional.
553 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
555 * rs6000.c: Do not include stdioh or ctype.h anymore.
557 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
559 (stor-layout.o): Likewise.
560 * c-typeck.c: Include rtl.h and expr.h.
561 * stor-layout.c: Likewise.
563 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
565 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
566 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
569 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
571 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
573 * tree.h (lang_print_xnode): Provide prototype.
575 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
577 * version.c: Bump for snapshot.
579 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
581 * objc/sendmsg.c (__objc_block_forward): Add braces for return
582 value if INVISIBLE_STRUCT_RETURN.
584 * pa.c (arith_double_operand): Fix parens.
586 * haifa-sched.c (print_pattern): Correct arg to sprintf.
588 * Makefile.in (libgcc1.null): Make return type for __foo void.
590 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
592 * pa.h: Add declarations for many functions defined in pa.c.
594 * genpeep.c (main): Remove unused variable 'i' from the generated
597 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
598 (gen_split): Likewise.
599 (main): Rework generated definitions of DONE and FAIL so that they
600 no longer use gotos. Avoids warnings about unused labels.
602 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
603 unused "junk" variable.
605 * genattrtab.c (write_complex_function): Add a default case in
606 generated switch statement to keep -W -Wall quiet.
608 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
610 * invoke.texi: Document more ARM and Thumb command line options.
612 * config/arm/xm-thumb.h: New file.
614 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
616 * stmt.c (expand_expr_stmt): Must generate code for
617 statements within an expression (gcc's `({ ... )}')
618 even if -fsyntax-only.
620 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
621 Jeffrey A Law (law@cygnus.com)
623 * basic-block.h (basic_block_computed_jump_target): Declare.
624 * flags.h: (current_function_has_computed_jump): Declare.
625 * flow.c: (basic_block_computed_jump_target): Define.
626 (flow_analysis): Allocate it. Set current_function_has_computed_jump
628 (find_basic_blocks): Set current_function_has_computed_jump and
629 elements of basic_block_computed_jump_target to 1 as appropriate.
630 * function.c: (current_function_has_computed_jump): Define.
631 * global.c (global_conflicts): Don't allocate pseudos into stack regs
632 at the start of a block that is reachable by a computed jump.
633 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
635 (subst_stack_regs): Undo change from Sep 4 1997.
636 (uses_reg_or_mem): Now unused, deleted.
637 * stupid.c (stupid_life_analysis): Compute
638 current_function_has_computed_jump.
639 (stupid_find_reg): Don't allocate stack regs if the function has a
641 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
642 the current function has a computed jump. Use the global value
645 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
647 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
648 (DWARF2_UNWIND_INFO): Define to zero.
650 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
652 * gcc.c (set_std_prefix): Add declaration.
653 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
654 suffix, and update the standard prefix prefix.c uses.
656 * prefix.c (std_prefix): New global to hold default prefix value.
657 (get_key_value): Change to use std_prefix instead of PREFIX.
658 (translate_name): Ditto.
659 (update_path): Ditto.
660 (get_key_value): Release allocated scratch storage.
661 (set_std_prefix): New function to reset the standard prefix.
663 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
665 * sh.c (find_barrier): Fix calculations for alignment increase.
667 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
669 * Makefile.in (stmp-fixinc): If we're actually fixing include
670 files, copy gcc's assert.h into the fixed include dir.
671 * fixincludes (assert.h): Avoid any attempts to fix a probably
672 broken system specific assert.h file.
673 * fixproto (stdlib.h): Make sure, it'll contain a definition of
676 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
678 * regclass.c (reg_scan_mark_refs): Be more selective about
679 when we mark a register with REGNO_POINTER_FLAG.
681 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
683 reload inheritance improvement:
684 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
685 Change meaning: index is now hard reg number.
686 (reg_reloaded_valid, reg_reloaded_dead): New variables.
687 (reload_spill_index): Content is now a hard reg number.
688 (reload_as_needed): Change to fit new variable meaning.
689 (forget_old_reloads_1, allocate_reload_reg): Likewise.
690 (choose_reload_regs, emit_reload_insns): Likewise.
692 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
694 * regclass.c (record_reg_classes): '?' increases cost by two.
696 * reload.c (find_reloads): Double previous costs. Output
697 reloads cost one unit extra.
699 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
700 boiled down to && ! 0.
702 * reload.c (find_equiv_reg): Also consider a goal offset from the
703 frame pointer to be constant.
705 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
707 * sh.h (OPTIMIZATION_OPTIONS): Define.
709 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
711 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
713 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
715 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
717 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
719 * c-common.c (check_format_info): Initialize type, is_type. New local
720 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
721 when pedantic if used with integral format specifier.
723 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
725 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
727 (function_arg_padding): Declare.
729 * rs6000.c: Include system.h.
730 (function_arg_padding): Change return type to int, cast enum's to
733 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
734 * collect2.c (scan_prog_file): Add explicit braces to avoid
737 * dbxout.c (dbxout_type_fields): Add braces around empty body in
739 (dbxout_type): Likewise.
741 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
742 `ptt_size' from int to size_t.
743 (rs6000_file_start): Likewise for `i'.
744 (rs6000_replace_regno): Add default case in enumeration switch.
745 (output_epilog): Remove unused variable `i'.
746 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
749 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
751 (get_issue_rate, non_logical_cint_operand): Add prototype.
752 (rs6000_output_load_toc_table): Ditto.
754 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
757 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
759 * config/arm/thumb.c: New File. Support for ARM's Thumb
761 * config/arm/thumb.h: New File. Thumb definitions.
762 * config/arm/thumb.md: New File. Thumb machine description.
763 * config/arm/tcoff.h: New File. Thumb COFF support.
764 * config/arm/t-thumb: New File. Thumb makefile fragment.
765 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
767 * configure.in: Add Thumb-coff target.
768 * configure: Add Thumb-coff target.
769 * config.sub: Add Thumb-coff target.
771 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
773 * loop.c (scan_loop): Initialize move_insn_first to zero.
775 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
777 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
778 * config/i386/rtems.h: Likewise.
779 * config/i960/rtems.h: Likewise.
780 * config/m68k/rtems.h: Likewise.
781 * config/mips/rtems64.h: Likewise.
782 * config/pa/rtems.h: Likewise.
783 * config/rs6000/rtems.h: Likewise.
784 * config/sh/rtems.h: Likewise.
785 * config/sparc/rtems.h: Likewise.
787 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
789 * pa.c (emit_move_sequence): If in reload, call find_replacement.
791 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
793 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
795 * collect2.c (find_a_file): Add debugging.
796 (find_a_file): Test for win32 style absolute paths if
797 DIR_SERPARATOR is defined.
798 (prefix_from_string): Add debugging.
799 (main): Test for debug command line switch at start of program
801 (main): Use GET_ENVIRONMENT rather than getenv().
802 (prefix_from_env): Use GET_ENVIRONMENT.
804 1998-03-24 Mark Mitchell <mmitchell@usa.net>
806 * cplus-dem.c (optable): Add sizeof.
807 (demangle_template_value_parm): New function containing code
808 previously found in demangle_template.
809 (demangle_integral_value): New function which handles complicated
810 integral expressions.
811 (demangle_template): Use them.
813 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
815 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
816 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
817 genattrtab.o, genoutput.o): Depend on system.h.
819 * genattr.c: Include system.h. Add arguments to various function
820 prototypes. Remove redundant prototype of read_rtx().
821 * genattrtab.c: Likewise.
822 * gencodes.c: Likewise.
823 * genconfig.c: Likewise.
824 * genemit.c: Likewise.
825 * genextract.c: Likewise.
826 * genflags.c: Likewise.
827 * genopinit.c: Likewise.
828 * genoutput.c: Likewise.
829 * genpeep.c: Likewise.
830 * genrecog.c: Likewise.
832 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
834 * c-lang.c (lang_print_xnode): New function.
835 * objc/objc-act.c (lang_print_xnode): Likewise.
836 * print-tree.c (print_node): Call it
838 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
840 * c-parse.in: Recognize protocol qualifiers in class
841 definitions for objc.
843 (yyerror): Remove redundant decl.
844 (yyprint): Fix prototype.
846 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
848 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
850 * stmt.c (unroll_block_trees): Free block_vector if needed.
852 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
854 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
855 (zero_extendsidi2): Avoid useless copy.
856 (iordi_zext): New pattern.
857 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
859 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
861 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
862 (ashldi3): Allow constant shift count in range ]32,63].
863 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
865 1998-03-22 Mark Mitchell <mmitchell@usa.net>
867 * tree.h (IS_EXPR_CODE_CLASS): New macro.
869 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
871 * h8300.h (CONST_COSTS): Remove definition.
872 (DEFAULT_RTX_COSTS): Define.
874 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
876 * config/sh/rtems.h: Switched from ELF to COFF.
878 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
880 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
882 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
884 * version.c: Bump for snapshot.
886 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
887 Geoff Noer <noer@cygnus.com>
889 * Makefile.in: Various fixes for building cygwin32 native toolchains.
891 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
892 * objc/Make-lang.in: Likewise.
894 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
896 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
898 * configure.in: Handle with-PACKAGE=no correctly
900 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
902 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
903 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
904 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
905 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
906 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
907 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
908 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
909 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
910 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
911 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
914 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
915 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
916 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
917 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
918 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
919 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
920 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
921 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
922 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
923 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
924 xcoffout.c: Include system.h. Organize include ordering so
925 that stdarg/varargs comes before other system headers. Remove
926 spurious casts of functions assured of a prototype in system.h.
928 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
930 * reg-stack.c (pop_stack): Define. Pops any register on the
931 regstack and adjusts regstack.
932 (compare_for_stack_reg): Use pop_stack.
934 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
936 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
939 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
941 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
943 * fold-const.c (fold): Replace sign-extension of a zero extended
944 value by a single zero extension.
946 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
948 * except.c (init_eh): Do nothing.
949 (save_eh_status): Call init_eh_for_function, not init_eh.
950 * function.c (push_function_context_to): Don't call init_emit.
952 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
954 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
957 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
959 * final.c (shorten_branches): Add parentheses around +/- in
962 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
964 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
966 * regclass.c (memory_move_secondary_cost): Wrap uses of
967 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
970 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
972 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
974 * flow.c (life_analysis): #include <sys/types.h> to make sure
976 * cplus-dem.c (demangle_function_name): Likewise.
978 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
980 * final.c (insn_noperands): Change type to unsigned int.
981 (final_scan_insn): Likewise for noperands;
982 properly check operand number boundaries.
984 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
986 * alpha.md (extzv): Don't reject register operands. Fix
989 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
991 * dbxout.c (dbxout_function_end): Fix last change. The correct
992 predicate is ASM_OUTPUT_SECTION_NAME.
994 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
996 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
997 (ashlsi): Use match_dup 1 instead of match_operand 2.
999 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1001 * fold-const.c (operand_equal_for_comparison_p): See if equal
1002 when nop conversions are removed.
1004 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1006 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
1007 don't use ORIGINAL_TARGET unless REG.
1009 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1011 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
1013 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
1015 * loop.c (struct movable): New field move_insn_first.
1016 (scan_loop): In consec sets code, set it. Clear it otherwise.
1017 (move_movables): In consec sets code, use it. Copy REG_NOTES from
1018 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
1021 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
1023 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
1024 is large, and the system doesn't provide atoll or atoq.
1027 * alpha/xm-vms.h (HAVE_ATOLL): Define.
1028 Reported by Klaus Kaempf <kkaempf@progis.de>.
1030 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1032 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
1033 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
1035 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
1036 test !ACCUMULATE_OUTGOING_ARGS.
1038 * collect2.c (write_c_file_glob): Wrap function definition in
1039 macro test !LD_INIT_SWITCH.
1041 * combine.c (try_combine): Wrap variables `cc_use' and
1042 `compare_mode' in macro test EXTRA_CC_MODES.
1044 * cpplib.c (do_ident): Remove unused variable `len'.
1045 (skip_if_group): Remove unused variables `at_beg_of_line' and
1047 (cpp_get_token): Remove unused variable `dummy'.
1049 * dbxout.c (scope_labelno): Move static variable definition inside
1050 the one function scope where it is used.
1051 (dbxout_function_end): Wrap prototype and definition in
1052 macro test !NO_DBX_FUNCTION_END.
1054 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
1055 in macro test !MIPS_DEBUGGING_INFO.
1057 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
1058 into the scope where it is used. Wrap empty else-statement body
1061 * fix-header.c: Fix typo in comment.
1062 (inf_skip_spaces): Cast results of INF_UNGET to (void).
1063 (check_protection, main): Likewise.
1065 * flow.c (find_basic_blocks_1): Remove dangling comment text.
1067 * function.c (contains): Wrap prototype and definition in macro
1068 test HAVE_prologue || HAVE_epilogue.
1069 (fixup_var_refs_1): Remove unused variable `width'.
1071 * gen-protos.c (main): Remove unused variable `optr'.
1073 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
1075 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
1076 (__sjpopnthrow): Remove unused variable `jmpbuf'.
1077 (__throw): Remove unused variable `val'.
1079 * protoize.c: Check for a previously existing definition before
1080 defining *_OK macros.
1082 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
1084 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1086 * vax.h (ADDR_VEC_ALIGN): Define.
1088 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
1090 * gcc.c (default_arg): Don't wander off the end of allocated
1093 (From Geoffrey Keating <geoffk@ozemail.com.au>)
1094 * rs6000.c (small_data_operand): Ensure that any address
1095 referenced relative to the small data area is inside the SDA.
1097 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
1099 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
1101 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
1103 * except.h (in_same_eh_region): New prototype.
1104 (free_insn_eh_region, init_insn_eh_region): New prototypes.
1105 * except.c (insn_eh_region, maximum_uid): New static variables.
1106 (set_insn_eh_region): New static function to set region numbers.
1107 (free_insn_eh_region): New function to free EH region table.
1108 (init_insn_eh_region): New function to initialize EH region table.
1109 (in_same_eh_region): New function used to determine if two rtl
1110 instructions are in the same exception region or not.
1111 * final.c (final): Initialize the table indicating which instructions
1112 belong in which exception region.
1113 * genpeep.c (main): Add "except.h" to include file list in generated
1115 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
1116 peepholes involving calls and unconditional branches.
1118 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
1120 * README.gnat: New file.
1122 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1124 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
1125 "recog.h" for offsettable_memref_p.
1126 (legitimize_pic_address): Remove unused variable `offset'.
1127 (notice_update_cc): Change return type to void. Add default label
1129 (standard_68881_constant_p): Remove unused variable mode.
1130 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
1131 (const_int_cost): Explicitly declare as returning int.
1132 (output_dbcc_and_branch): Change return type to void.
1134 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
1135 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
1136 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
1138 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
1140 * version.c: Bump for snapshot.
1142 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1144 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
1145 check for 'M' constraint.
1147 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
1149 * cccp.c (create_definition): If pedantic, call pedwarn for macro
1152 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1154 * i386.c (ix86_logical_operator): New function.
1155 (split_di): Ensure that when a MEM is split, the resulting MEMs have
1157 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
1160 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1161 Richard Earnshaw <rearnsha@arm.com>
1162 Nick Clifton <nickc@cygnus.com>
1164 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
1166 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
1168 * cse.c (rtx_cost): Provide a default case in an enumeration
1169 switch, and call DEFAULT_RTX_COSTS if it's defined.
1171 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
1173 * basic-block.h (compute_preds_succs): Change return type in
1175 * flow.c (compute_preds_succs): Likewise in function definition.
1177 * regmove.c (find_matches): Cast char used as array index to unsigned char
1180 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
1182 * i386.h (RTX_COSTS): Insert braces around nested if.
1183 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
1186 * gcc.c (default_compilers): Properly put brackets around array elements in
1189 * getopt.c (_getopt_internal): Add explicit braces around nested if;
1192 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
1193 (record_reg_life_pat): Add explicit parens around && and || in expression.
1194 (stack_reg_life_analysis): Add parens around assignment used as expression.
1195 (convert_regs): Likewise.
1197 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
1199 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
1200 change callers accordingly.
1202 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
1203 and definition; change all callers accordingly.
1205 * except.c (init_eh): Avoid assignment of unused return value of
1206 build_pointer_type; cast it to void, instead, and remove unused
1209 * gcc.c (lang_specific_driver): Define prototype only #ifdef
1210 LANG_SPECIFIC_DRIVER.
1211 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
1213 * genoutput.c (output_epilogue): Initialize next_name to 0.
1215 * real.c (efrexp): #if 0 prototype and function definition.
1216 (eremain): Likewise.
1223 * reload.c (push_secondary_reload): Define prototype only
1224 #ifdef HAVE_SECONDARY_RELOADS.
1226 * varasm.c (assemble_static_space): Define rounded only
1227 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
1229 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
1231 * i386.md (andsi): Add default case in enumeration switch.
1236 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
1238 * c-decl (finish_struct): Change type of min_align to unsigned.
1240 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
1241 remove unused variable len.
1243 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
1244 comment indicating this is proper behaviour.
1245 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
1247 (based_loc_descr): Likewise.
1249 * enquire.c (bitpattern): Change type of variable i to unsigned.
1251 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
1253 * flow.c (life_analysis): Change type of variable i to size_t;
1254 remove unused variable insn.
1256 * gcc.c (translate_options): Change type of variables optlen, arglen and
1258 (input_filename_length): Change type to size_t.
1259 (do_spec_1): Change type of variable bufsize to size_t.
1260 (main): Change type of variables i and j to size_t;
1261 remove subblock local definition of variable i.
1262 (lookup_compiler): Change type of second argument to size_t;
1263 change type of variable i to size_t.
1265 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
1267 * genopinit.c (get_insn): Change type of variable pindex to size_t.
1269 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
1271 * global.c (global_alloc): Change type of variable i to size_t.
1273 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
1275 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
1276 (expand_end_case): Change type of variable count to size_t.
1278 * toplev.c (main): Change type of variable j to size_t.
1279 (set_target_switch): Change type of variable j to size_t.
1280 (print_switch_values): Change type of variable j to size_t;
1281 remove unused variable flags.
1283 * varasm.c (assemble_variable): Change type of variable align to size_t.
1284 (const_hash_rtx): Change type of variable i to size_t.
1286 1998-03-11 Mark Mitchell <mmitchell@usa.net>
1288 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
1289 TREE_VEC if that's what it really is.
1291 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
1293 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
1296 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
1298 * gthr.h: Changed the comment about return values.
1299 * gthr-solaris.h (__gthread_once): Do not use errno; return the
1300 error number instead of -1.
1301 (__gthread_key_create): Any non-zero return value is an error.
1302 * libgcc2.c (eh_context_initialize): Check for non-zero return
1303 value from __gthread_once.
1304 Check that the value of get_eh_context was really changed.
1306 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1308 * sh.h (LOOP_ALIGN): Only align when optimizing.
1309 * sh.c (find_barrier): Clear inc for CODE_LABELs.
1310 When not optimizing, calculate alignment for BARRIERs directly.
1312 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1314 * final.c (shorten_branches): Remove conditionalizing on
1315 SHORTEN_WITH_ADJUST_INSN_LENGTH
1316 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
1318 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
1320 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
1321 an unconditional jump around deleted blocks.
1323 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
1325 * profile.c (branch_prob): If see computed goto, call fatal instead of
1328 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
1330 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
1331 Patch from Bruno Haible.
1333 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
1334 (assign_parms): Set aggregate if hide_last_arg and last_named.
1336 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1338 * final.c (shorten_branches): Initialize insn_addresses.
1340 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1342 * sh.h (MUST_PASS_IN_STACK): Define.
1344 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
1346 * final.c (shorten_branches): Fix minor logic error in
1347 ADDR_DIFF_VEC shortening support.
1349 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
1351 * version.c: Bump for snapshot.
1353 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
1355 * haifa-sched.c (is_cfg_nonregular): Change return type to
1356 an int. No longer compute "estimated" number of edges. Use
1357 computed_jump_p instead of duplicating the code. Fixup/add
1359 (build_control_flow): Returns a value indicating an irregularity
1360 in the cfg was detected. Count the number of edges in the cfg.
1361 allocate various edge tables.
1362 (find_rgns): No longer look for unreachable blocks.
1363 (schedule_insns): Do not allocate memory for edge tables here.
1364 Free memory for edge tables before returning. Do not perform
1365 cross block scheduling if build_control_flow returns nonzero.
1366 * flow.c (compute_preds_succs): More accurately determine when
1369 * basic-block.h (free_basic_block_vargs): Provide prototype.
1371 * cccp.c (main): Fix dumb mistakes in last change.
1373 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1375 * rtl.h (addr_diff_vec_flags): New typedef.
1376 (union rtunion_def): New member rt_addr_diff_vec_flags.
1377 (ADDR_DIFF_VEC_FLAGS): New macro.
1379 * sh.c (output_branch): Fix offset overflow problems.
1381 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
1382 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
1383 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
1384 * stmt.c (expand_end_case): Supply new arguments to
1385 gen_rtx_ADDR_DIFF_VEC.
1386 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
1387 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
1388 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
1389 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
1390 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
1391 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
1392 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
1393 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
1394 * i386/freebsd.h, i386/linux.h : Likewise.
1395 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
1396 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
1397 * m68k/mot3300.h, m68k/sgs.h : Likewise.
1398 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
1399 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
1400 (CASE_VECTOR_SHORTEN_MODE): Define.
1401 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
1402 (med_branch_p, braf_branch_p): Don't declare.
1403 (mdep_reorg_phase, barrier_align): Declare.
1404 (ADJUST_INSN_LENGTH): Remove alignment handling.
1405 * sh.c (uid_align, uid_align_max): Deleted.
1406 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
1407 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
1408 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
1409 (output_far_jump): Don't use braf_branch_p.
1410 (output_branchy_insn): Don't use branch_offset.
1411 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
1412 Remove paired barrier stuff.
1413 Don't use cache_align_p.
1414 Take alignment insns into account.
1415 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
1417 (barrier_align, branch_dest): New function.
1418 (machine_dependent_reorg, split_branches): Remove infrastructure
1419 for branch shortening that is now provided in the backend.
1420 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
1421 (braf_branch_p, braf_cbranch_p): Likewise.
1422 (attribute length): Use new attributes.
1423 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
1424 (addr_diff_vec_adjust): Delete.
1425 (align_2): Now a define_expand.
1426 (align_log): Now length 0.
1428 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
1430 * m32r.md (right): Correctly check for length == 2, not 1.
1432 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * mips/mips.h: Prototype `machine_dependent_reorg'.
1435 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
1437 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
1439 * final.c (shorten_branches): Restore accidentally removed code.
1441 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1443 * configure.in: Remove duplicate uses of AC_PROG_CC and
1446 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
1448 * configure.in (target_cpu_default2): Correct typo for alphapca56.
1450 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
1451 Doug Evans (devans@cygnus.com)
1453 * haifa-sched.c (build_jmp_edges): Delete dead function.
1454 (build_control_flow): Use cfg routines from flow.c
1455 (schedule_insns): Remove debugging code accidentally checked
1458 * basic-block.h: Add external integer list structures, typdefs,
1459 accessor macros and function declarations. Simlarly for
1460 basic block pred/succ support and simple bitmap stuff.
1461 * flow.c: Add functions for integer list, basic block pred/succ
1462 support and simple bitmap support.
1463 (compute_dominators): New function to compute dominators and
1465 (find_basic_blocks): Split into two functions.
1466 (life_analysis): Likewise.
1467 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
1468 the life_analysis from toplev.c
1469 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
1470 life_analysis instead of flow_analysis.
1472 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1474 * jump.c (jump_optimize): Call mark_jump_label also for deleted
1476 (mark_jump_label): Don't increment ref counts for deleted insns.
1478 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1480 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
1482 * mips/mips.c: Include stdlib.h and unistd.h.
1483 (mips_asm_file_end): Add braces around empty body in an if-statement.
1484 (function_prologue): Wrap variable `fnname' in
1485 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
1486 (mips_select_rtx_section, mips_select_section): Declare as void.
1488 * mips/mips.h: Add prototypes for extern functions in mips.c.
1489 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
1490 (ENCODE_SECTION_INFO): Add braces around empty body in an
1493 * mips/mips.md (movdi): Add parentheses around && within ||.
1494 (movsf, movdf): Likewise.
1495 (branch_zero, branch_zero_di): Add default case in
1499 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
1501 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
1502 real constants, since they can't be changed.
1503 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1504 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
1505 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1506 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1507 * alpha/vms.h (TARGET_OPEN_VMS): New.
1508 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
1510 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
1512 * reload.c (find_reloads): Always force (subreg (mem)) to be
1513 reloaded if WORD_REGISTER_OPERATIONS.
1515 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
1517 * haifa-sched.c (free_list): Rename from free_pnd_lst.
1518 (free_pending_lists): Rename free_pnd_lst uses.
1519 (remove_dependence): Place expunged element on unused_insn_list.
1520 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
1521 gen_rtx_*_LIST and alloc_rtx to use them.
1522 (compute_block_backward_dependences): Free the reg_last_* lists.
1524 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
1526 * cccp.c (main): Avoid undefined behavior when setting pend_includes
1529 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1531 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
1532 USE_GNULIBC_1 is defined
1533 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
1534 includes the t-linux-gnulibc1 fragment
1536 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
1538 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
1540 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1542 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
1544 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1546 * final.c (shorten_branches): Tag the loop alignment onto the
1547 first label after NOTE_INSN_LOOP_BEG even if there is an
1550 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1552 * final.c (insn_current_reference_address):
1553 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
1554 proper alignment chain.
1556 * final.c (max_labelno): New static variable.
1557 (final_scan_insn): Check max_labelno before outputting an
1558 alignment for a label.
1559 (shorten_branches): Remove unused variable length_align.
1561 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1563 * sparc.c (ultrasparc_adjust_cost): Add default case in
1566 * sparc.h: Add prototypes for extern functions defined in
1569 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
1571 * toplev.c: Only generate <name>.dbr file when dumping RTL if
1572 DEALY_SLOTS is defined.
1574 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
1576 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
1577 in call to fill_slots_from_thread.
1579 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
1581 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
1582 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
1584 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1586 * final.c (insn_last_address, insn_current_align, uid_align):
1588 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
1589 (insn_current_reference_address): Likewise.
1590 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
1591 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
1592 (label_to_alignment): New function.
1593 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
1594 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
1595 insn_current_reference_address instead of insn_current_address.
1596 (or_attr_value, write_length_unit_log): New functions.
1597 (main): Call write_length_unit_log.
1598 (write_const_num_delay_slots): Output extra '\n'.
1599 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
1601 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
1602 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
1603 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
1605 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
1606 (LABEL_ALIGN_AFTER_BARRIER).
1607 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
1608 * ns32k/tek6000.h: Likewise.
1609 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
1610 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
1611 ASM_OUTPUT_ALIGN_CODE.
1613 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
1615 * version.c: Bump for snapshot.
1617 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
1619 * version.c: Bump for snapshot.
1621 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
1623 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
1624 if condition code of jump conflicts with opposite_needed.
1626 * reorg.c (fill_slots_from_thread): Mark resources referenced in
1627 opposite_needed thread. Return delay_list even when cannot get
1628 any more delay insns from end of subroutine.
1630 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
1632 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
1633 All callers changed.
1635 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1637 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
1638 end_fde_sort): New functions for fast sorting of an FDE array.
1639 (fde_insert): Simplified.
1640 (add_fdes): Change argument list.
1641 (frame_init): Use the new functions.
1643 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
1645 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
1647 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
1649 * fold-const.c (fold_range_test): Always return a value.
1651 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
1653 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
1654 data in the text section unless READONLY_DATA_SECTION is defined.
1656 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
1658 * c-parse.in (undeclared variable error): Tweak error message to
1661 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
1663 * version.c: Bump for snapshot.
1665 1998-02-28 Mark Mitchell <mmitchell@usa.net>
1667 * final.c (final_scan_insn): Undo overzealous removal of `set'.
1669 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1671 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
1672 case, add parentheses to specify the proper order of precedence in
1676 * c-aux-info.c: Include string.h/strings.h.
1678 * pa.c: Include stdlib.h.
1679 (pa_combine_instructions): Prototype the function.
1680 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
1681 (reloc_needed): Add default case for enumeration switch.
1682 (remove_useless_addtr_insns): Remove unused variable `all'.
1683 (hppa_expand_prologue): Add explicit braces to avoid
1685 (output_function_epilogue): Remove unused variable `i'.
1686 (output_millicode_call): Remove unused variable `link'.
1687 (shadd_constant_p, forward_branch_p): Make the function static.
1688 (following_call): Explicitly declare to return int.
1689 (pa_reorg): Declare as void.
1690 (pa_combine_instructions): Declare as static void. Add
1691 parentheses around && within ||.
1693 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
1694 following_call, function_label_operand, lhs_lshift_cint_operand
1697 * pa.md: Add parentheses around && within ||.
1699 * cppalloc.c: Include stdlib.h.
1701 * cpperror.c (cpp_print_containing_files): Remove unused variable
1702 `i'. Fix format specifier in fprintf.
1704 * cse.c (cse_around_loop): Add explicit braces to avoid
1706 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
1708 * expr.c (expand_expr): Add parentheses around && within ||.
1710 * final.c (app_enable): Replace fprintf with fputs where there are
1711 no format specifiers and no trailing argument after the string.
1712 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
1713 (app_disable): Likewise.
1714 (final_end_function): Likewise.
1715 (final_scan_insn): Likewise. Remove unused variable `set'.
1716 (profile_function): Wrap empty if-statement body in {} brackets.
1718 * function.c: Include stdlib.h.
1719 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
1720 (reposition_prologue_and_epilogue_notes): Add parentheses
1721 around assignment used as truth value.
1723 * integrate.c (expand_inline_function): Wrap variable
1724 `cc0_insn' in macro HAVE_cc0.
1726 * jump.c (jump_optimize): Wrap variable `q' in macro
1727 HAVE_cc0. Remove unused variable `prev1'.
1729 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
1730 within ||. Fix format specifier in fprintf.
1731 (__bb_init_prg): Add parentheses around assignment used as
1734 * local-alloc.c: Include stdlib.h.
1735 (requires_inout): Add parentheses around assignment used
1738 * loop.c (analyze_loop_iterations): Wrap prototype and definition
1739 in macro HAVE_decrement_and_branch_on_count.
1740 (insert_bct, instrument_loop_bct): Likewise.
1741 (move_movables): Add parentheses around assignment used as
1743 (consec_sets_invariant_p): Likewise.
1744 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
1746 * objc/objc-act.c: Include stdlib.h.
1747 (lookup_method_in_protocol_list): Wrap empty else-statement body
1749 (lookup_protocol_in_reflist): Likewise.
1750 (objc_add_static_instance): Remove unused variables `decl_expr'
1752 (get_objc_string_decl): Remove unused variable `decl'.
1753 (generate_static_references): Remove unused variables `idecl' and
1755 (check_protocols): Wrap empty else-statement body in braces.
1757 * protoize.c: Include stdlib.h.
1758 (substr): Add parentheses around assignment used as truth value.
1759 (abspath): Likewise.
1760 (shortpath): Likewise.
1762 * regmove.c (fixup_match_1): Add parentheses around assignment
1763 used as truth value.
1765 * reload.c (push_secondary_reload): Remove unused variable `i'.
1766 (find_reloads): Add parentheses around assignment used as truth
1769 * reload1.c: Include stdlib.h.
1771 * rtl.h: Correct typo in prototype of offsettable_memref_p.
1773 * stmt.c (add_case_node): Add parentheses around assignment used
1775 (case_tree2list): Likewise.
1777 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
1778 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
1779 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
1780 (merge_attributes): Add explicit braces to avoid ambiguous
1783 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
1786 * varasm.c: Include stdlib.h.
1789 * system.h: Remove sys/stat.h.
1790 * gcc.c: Add sys/stat.h.
1792 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
1793 * genattrtab.c: Likewise.
1794 * genconfig.c: Likewise.
1795 * genemit.c: Likewise.
1796 * genextract.c: Likewise.
1797 * genflags.c: Likewise.
1798 * genopinit.c: Likewise.
1799 * genoutput.c: Likewise.
1800 * genpeep.c: Likewise.
1801 * genrecog.c: Likewise.
1802 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
1804 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1806 * invoke.texi: Use @itemx for a secondary item in a @table.
1808 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
1811 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
1813 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
1815 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
1817 * i386.c (struct machine_function): Add new fields for PIC stuff.
1818 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
1820 (restore_386_machine_status): Corresponding changes.
1821 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
1823 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
1825 * c-parse.y (undeclared variable error): Tweak error message
1828 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
1830 * flags.h (g_switch_value, g_switch_set): Declare.
1831 * alpha.c (override_options): Set g_switch_value=8 if not set.
1832 * alpha/elf.h (CC1_SPEC): New.
1834 (LINK_SPEC): Pass along the -G value we were given.
1835 (LOCAL_ASM_OP): Remove.
1836 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
1837 (MAX_OFILE_ALIGNMENT): New.
1838 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
1839 (EXTRA_SECTIONS): Add sbss and sdata.
1840 (SECTION_FUNCTION_TEMPLATE): New.
1841 (EXTRA_SECTION_FUNCTIONS): Use it.
1842 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1843 (SELECT_SECTION): Use sdata when small enough.
1844 * alpha/linux.h (ASM_SPEC): Remove.
1847 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1848 * config.sub (sco5): Fix typo.
1850 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
1852 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
1854 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
1855 * config/alpha/t-linux: Remove file.
1856 * config/sparc/t-linux: Remove file.
1857 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
1858 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
1859 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
1861 (alpha*-*-linux-gnu*): Likewise.
1862 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
1863 (sparc-*-linux-gnu*): Likewise.
1865 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
1866 * collect2.c (ldd_file_name): Bracket declaration with same
1868 (full_real_ld_suffix): Deleted. Variable was calloced and
1869 written into, but never read.
1871 1998-02-23 Mike Stump <mrs@wrs.com>
1873 * configure.in: Add support for i386-wrs-vxworks configuration.
1874 * i386/vxi386.h: New file.
1876 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1878 * tree.c (contains_placeholder_p): Ensure function always returns
1880 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
1881 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
1883 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
1885 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
1887 1998-02-22 Paul Eggert <eggert@twinsun.com>
1889 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
1890 Define this new symbol.
1891 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
1892 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
1893 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
1895 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
1897 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
1898 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
1900 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
1902 * objc/Object.m (-error): Call objc_verror with our va_list.
1904 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1906 * collect2.c (scan_prog_file): Completely cover uses of variable
1907 `exports' with macro COLLECT_EXPORT_LIST.
1909 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
1911 * version.c: Bump for snapshot.
1913 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
1915 * sched.c (schedule_block): Remove code to get arguments from hard
1916 regs into pseudos early. Same as Aug 25, 1997 change to
1919 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
1921 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
1923 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
1925 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
1926 continuation character (line 243).
1928 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1930 * genrecog.c (main): Remove duplicated sentence in emitted comment.
1932 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
1933 David Edelsohn <edelsohn@mhpcc.edu>
1935 * collect2.c (XCOFF_SCAN_LIBS): Remove.
1936 (export_flag): New variable.
1937 (export_file): #ifdef COLLECT_EXPORT_LIST.
1938 (import_file, exports, imports, undefined): New variables.
1939 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
1940 (dump_list, dump_prefix_list, is_in_list): New functions.
1941 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
1942 (write_import_file, resolve_lib_name): New functions.
1943 (use_import_list, ignore_library): Same.
1944 (collect_exit): maybe_unlink import_file and #ifdef.
1946 (main): New variable importf, #ifdef exportf. Move parsing of
1947 -shared before general argument parsing. Resolve AIX library
1948 paths and import libgcc.a symbols. Treat .so shared libraries the
1949 same as objects and .a libraries. Create alias for object_lst and
1950 increment it instead of original pointer. Scan AIX libraries as
1951 objects earlier instead of using scan_libraries. Perform AIX
1952 tlink later to resolve templates instead of forking ld.
1953 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
1954 (GCC_UNDEF_SYMBOL): New macro.
1955 (scan_prog_file): Loop for members of AIX libraries. Handle
1956 export/import of ctors/dtors.
1957 (aix_std_libs): New variable.
1958 (scan_libraries, XCOFF): Delete.
1960 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
1962 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
1964 1998-02-19 Mike Stump <mrs@wrs.com>
1966 * Makefile.in: Use $tooldir for sys-include to match toplevel
1969 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
1970 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1972 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
1974 * emit-rtl.c (hard-reg-set.h): Include.
1975 (get_lowpart_common): Don't make new REG for hard reg in a
1976 class that cannot change size.
1977 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
1979 * combine.c: Revert previous patch.
1981 1998-02-19 Paul Eggert <eggert@twinsun.com>
1983 * config/sparc/sol2-sld.h: New file.
1984 * configure.in (sparc-*-solaris2*): Use it when using the
1987 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
1989 * loop.c (force_movables): Fix typo.
1991 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1993 * m88k.h: Change file pattern to match reality.
1995 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
1997 * varasm.c (output_constant_pool): Fix dumb thinko in last
2000 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
2001 a function name to a section name.
2003 1998-02-18 Doug Evans <devans@cygnus.com>
2005 * tree.h (merge_machine_{type,decl}_attributes): Declare.
2006 (split_specs_attrs, strip_attrs): Add prototypes.
2007 * tree.c (merge_machine_{type,decl}_attributes): New functions.
2008 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
2009 Update olddecl's attributes too.
2010 * c-common.c (strip_attrs): New function.
2011 * c-typeck.c (common_type): Call merge_machine_type_attributes.
2012 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
2013 (make_decl_rtl): Likewise.
2015 1998-02-18 Jim Wilson <wilson@cygnus.com>
2017 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
2019 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
2021 Remove this change until we can fix it correctly.
2022 * collect2.c: Bracket declaration of 'exportf' and
2023 'full_real_ld_suffix'.
2025 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2027 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
2029 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2031 * c-common.c (c_expand_start_cond, c_expand_end_cond,
2032 c_expand_start_else): Don't warn about non-ambiguous else even if
2035 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
2037 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
2038 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
2041 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
2043 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
2044 simplifying a subreg of a hard reg.
2045 (expand_compound_operation): Likewise.
2046 (force_to_mode): Likewise.
2048 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2050 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
2051 (lshift_double): Add parentheses around + or - inside shift.
2052 (rshift_double): Likewise.
2053 (size_int_wide): Explicitly set type of `bit_p' to `int'.
2055 * Makefile.in (fold-const.o): Depend on system.h.
2057 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
2060 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
2061 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
2062 (sched_note_set): Remove unused parameter `b', all callers changed.
2063 (schedule_block): Likewise for `rgn'.
2064 (split_hard_reg_notes): Likewise for `orig_insn'.
2065 (check_live): Likewise for `trg'.
2066 (update_live): Likewise.
2067 (check_live_1): Explcitly declare variable `i' as int.
2068 (update_live_1): Likewise.
2069 (insn_issue_delay): Remove unused variable `link'.
2070 (sched_analyze_2): Add default case in enumeration switch.
2071 (schedule_insns): Remove unused variable `i'.
2073 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
2075 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
2077 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
2078 a dangling else clause.
2080 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
2082 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
2083 pointer for the stack pointer in MIPS16 and 64BIT.
2085 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2087 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
2088 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2090 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
2091 (expand_start_case): Adjust to this change.
2092 (check_seenlabel): New function.
2093 (pushcase, pushcase_range, expand_endcase): Use it.
2095 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2097 * i386.md (adddi3): Add =!r,0,0,X alternative.
2099 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
2101 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
2102 * x-aix31 (INSTALL): Delete.
2104 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
2106 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
2107 tsize changes to something other than zero.
2109 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
2111 * ginclude/va-mips.h: Replace casts of pointers to int with
2112 casts of pointers to __PTRDIFF_TYPE__.
2114 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
2116 * loop.c (strength_reduce, record_biv, record_giv): Use
2117 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
2119 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
2121 * tree.c (first_rtl_op): New fn.
2122 (unsave_expr_now): Use it.
2123 * print-tree.c (print_node): Likewise.
2124 * tree.c (has_cleanups): New fn.
2125 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
2126 conservative about pushing the cleanup point down.
2127 * tree.h: Declare them.
2129 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
2131 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
2132 (flag_schedule_reverse_after_reload): Likewise.
2133 (f_options): Remove reverse scheduling support.
2134 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
2135 (flag_schedule_reverse_after_reload): Likewise.
2136 * haifa-sched.c (rank_for_schedule): Remove support for reverse
2139 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2141 * gcc.c: Get system includes, prototypes and macros via "system.h"
2142 instead of doing it manually. Change all calls of the ctype
2143 macros to custom versions defined in "system.h".
2145 * system.h: Fix return type of bcmp prototype from `void' to `int'.
2146 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
2147 Add a prototype for getenv.
2149 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
2151 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
2153 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
2155 * alias.c: Include <stdlib.h> and <string.h>.
2156 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
2158 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
2160 * version.c: Bump for snapshot.
2162 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
2164 * arm.md (movsfcc): Also validate operands[3] when compiling hard
2166 (movdfcc): Only accept fpu_add_operand for operands[3].
2168 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
2169 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
2171 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
2173 * varasm.c (output_constant_pool): Bring back 'done' label inside
2174 an appropriate #ifdef.
2176 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
2178 (bitmap_copy, bitmap_operation): Likewise.
2179 * combine.c (combinable_i3pat): Similarly for 'src'.
2180 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
2181 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
2182 * regclass.c (copy_cost): Similarly for 'secondary_class'.
2183 * reload.c (make_memloc): Simliarly for 'i'.
2184 (find_reloads_address_1): Similarly for 'link'.
2185 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
2186 (emit_reload_insns): Similarly for 'second_reloadreg'.
2187 * unroll.c (iteration_info): Similarly for 'v'.
2189 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
2190 * calls.c (expand_call): Similarly for 'i'.
2191 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
2192 * fold-const.c (strip_compund_expr): Similarly for 'type'.
2193 * function.c (fixup_var_refs_1): Similarly for 'width'.
2194 (fixup_memory_subreg): Similarly for 'saved'.
2195 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
2196 (setjmp_protect): Similarly for 'sub'.
2197 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
2198 * loop.c (record_giv): Similarly for 'p'.
2199 (combine_givs): Similarly for 'temp_iv'.
2200 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
2201 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
2202 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
2203 * unroll.c (unroll_loop): Similarly for 'copy'.
2204 (iteration_info): Similarly for 'b'.
2205 * varasm.c (assemble_string): Similarly for 'i'.
2206 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
2208 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
2210 * dwarf2out.c (decl_scope_node): New type.
2211 (decl_scope_table): Change type to use it.
2212 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
2213 (push_decl_scope): Use new type. New locals containing_scope, i.
2214 Add code to handle setting previous field.
2215 (scope_die_for): Change type of local i to int. Add code to use
2217 (dwarf2out_init): Use new type.
2219 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
2221 * except.c (emit_throw): Lose throw_used.
2223 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2225 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
2227 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
2229 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
2231 * genextract.c (main): Fix typo.
2233 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
2235 * c-lang.c (finish_file): Bracket declaration of static_ctors,
2238 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
2239 'old_stack_arg_under_construction'
2240 (emit_library_call): Bracket declaration of 'upper_bound',
2241 'lower_bound', 'i', 'reg_parm_stack_space'
2242 (emit_library_call_value): Likewise.
2245 * collect2.c: include <unistd.h> when appropriate.
2246 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
2248 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
2250 * explow.c (plus_constant_for_output_wide): Remove unused variable
2252 (memory_address): Remove unused variable 'orig_x'.
2254 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
2255 (write_const_num_delay_slots): Remove unused variable 'i'.
2257 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
2258 (gen_insn): Remove unused variable 'obstack_ptr'.
2260 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
2262 (__bb_exit_trace_func): Remove unused variable 'e'.
2264 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
2266 (expand_unop): Remove unused variable 'funexp'.
2267 (expand_complex_abs): Remove unused variable 'funexp'.
2268 (init_optabs): Bracket declaration of 'j'.
2269 (init_complex_libfuncs): Deleted. Dead static function.
2271 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
2273 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
2274 (reg_to_stack): 'initialized', 'before_function_beg'
2275 explictly type as ints instead of defaulting.
2276 (emit_swap_insn): Remove unused variable 'i2'.
2277 (compare_for_stack_reg): Remove unused variable 'src_note'.
2279 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
2281 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
2283 * stmt.c (add_case_node): Add parens for assignment used as truth.
2284 (all_cases_count): Remove unused variable 'count_high'.
2285 (mark_seen_cases): Remove unused variable 'i'.
2286 (check_for_full_enumeration_handling): Remove unused variable 't'.
2287 Bracket declaration of 'all_values', 'l'.
2289 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
2291 * varasm.c (assemble_string): Remove unused variable 'i'.
2292 (immed_double_const): Remove unused variable 'in_current_obstack'.
2293 (immed_real_const_1): Likewise.
2294 (output_constant_pool): Remove unreferenced label 'done'.
2295 (output_constant): Remove unused variable 'x'.
2297 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
2300 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
2303 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2305 * combine.c (can_combine_p): Handle USEs in PARALLELs.
2307 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
2309 * config/linux.h (LIB_SPEC): Add -lc for -shared if
2310 USE_GNULIBC_1 is not defined.
2311 * config/sparc/linux.h; Ditto.
2313 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
2315 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
2316 USE_GNULIBC_1 is not defined.
2318 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2320 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
2323 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2325 * system.h: New file to get common systems includes and various
2326 definitions and declarations based on autoconf macros.
2328 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
2330 * cccp.c (new_include_prefix): Correctly handle -I./.
2332 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
2334 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
2336 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
2338 * expr.c (expand_assignment): Correct typo exposed by -Wall.
2339 offset should have been a truth value, not an assignment.
2341 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
2343 * cse.c (delete_dead_from_cse): If a libcall produces a constant
2344 result and that result can be substituted into SET_SRC of the
2345 insn with the REG_RETVAL note, then perform the substitution
2346 and delete the libcall.
2348 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
2350 * mips.md (trucndihi2,truncdiqi2): Change these to support
2353 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
2355 * mips/mips.c (movdi_operand): Direct referances to symbols
2356 that arn't mips16 consts in mips16 mode arn't valid operands.
2358 * mips/mips.c (mips_move_2words): Add gprel handling.
2360 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
2362 * mips.md (extendsidi2): Allow extension to/from a non-mips16
2365 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
2367 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
2370 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * Makefile.in (WARN_CFLAGS): New variable.
2373 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
2375 1998-02-11 Mark Mitchell <mmitchell@usa.net>
2377 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
2378 falling through default case in switch.
2379 (i386_aligned_p): Likewise.
2381 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
2383 * mips/mips.h (mips_abi_string): Correct typo in comment.
2385 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
2387 * mips/mips.md (movdi): These PLUS's need to be Pmode.
2389 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2391 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
2392 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
2393 indirectly via expr.h.
2395 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
2397 * stor-layout.c (layout_type): Do upper - lower in the native type,
2398 so as to properly handle negative indices.
2400 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
2402 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
2403 (expand_eh_region_start_tree): Remove unused variable 'note'.
2404 (exception_optimize): Remove unused variable 'regions'.
2405 (expand_builtin_eh_stub): Remove unused variable 'temp'.
2406 (copy_eh_entry): Deleted. Dead function.
2408 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
2409 'last' with same #if HAVE_load_multiple as use of it.
2410 (move_block_from_reg): Likewise.
2411 (emit_move_insn_1): Remove unused variable 'insns'.
2412 (store_constructor): Bracket declaration of startb, endb with
2413 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
2414 'target', and 'xtarget'.
2415 (expand_builtin_setjmp): Remove unused variables 'op0',
2416 'next_arg_reg', 'old_inhibit_defer_pop'.
2417 (expand_builtin): Remove unused variable 'offset'.
2418 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
2419 (emit_queue): Add parens for assignment used as conditional.
2420 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
2422 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
2424 * i386.c: Added include for recog.h.
2425 (override_options): Removed unused variable p. Initialized regno to
2427 (order_regs_for_local_alloc): Initialized regno to avoid warning.
2428 (legitimize_address): Likewise for 'other'.
2429 (i386_aligned_reg_p): Added default case with abort ().
2430 (print_operand): Likewise.
2431 (reg_mentioned_in_mem): Likewise.
2432 (ix86_expand_binary_operator): Removed unused variables i & insn.
2433 (ix86_expand_unary_operator): Removed unused variable insn.
2434 (output_fp_cc0_set): Removed unused variable unordered_label.
2436 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
2438 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
2439 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
2440 and format string match.
2442 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
2444 * flow.c (life_analysis): Do not conside the stack pointer live at
2445 the end of a function if the fucntio ncalls alloca.
2446 (mark_used_regs): Similarly.
2448 1998-02-10 John F Carr <jfc@mit.edu>
2450 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
2451 1, fzero on alternative 8.
2453 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2455 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
2457 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2459 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
2460 SUBREGs of CONST_INTs.
2462 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
2464 * mips.c (print_operand, function_prologue): Make printf format
2465 match argument type.
2467 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * alpha.c (alpha_return_addr): Remove unused variable `first'.
2470 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
2471 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
2473 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2475 * loop.c (strength_reduce): When placing increment for auto-inc
2476 case, do comparison in loop order.
2478 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
2480 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
2481 not a HOST_WIDE_INT.
2483 * calls.c (expand_call): Change test of expand_inline_function
2484 return value to stop compiler warning.
2486 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
2488 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
2489 Jeff Law (law@cygnus.com)
2491 * regmove.c: Fix various minor formatting problems.
2492 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
2493 is true. Make end of basic block tests consistent through regmove.c.
2494 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
2495 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
2497 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2499 * gansidecl.h: Check for a conflicting macro definition before
2500 attempting to prototype bcopy, bcmp or bzero.
2502 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
2504 * expr.c (clear_pending_stack_adjust): Handle case where a function
2505 calls alloca, but the user has specified -fomit-fframe-pointer.
2507 * function.c (assign_parms): Fix typo in last change.
2509 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
2511 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
2513 (free_path_suffix): Remove unreferenced static function.
2514 (process_command): Remove unused variable temp.
2515 (default_arg): Remove unused variable i.
2516 (do_spec_1): Add parens for assignment used as truth value.
2518 (validate_all_switches): Likewise.
2519 (main): Remove unused variables i, first_time>
2521 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
2523 * calls.c (expand_call): Remove unused variables funtree,
2524 n_regs, and tmpmode.
2526 * dbxout.c, except.c: Include <string.h>/<strings.h>.
2528 * explow.c: (plus_constant_for_output_wide) Removed unused
2529 variable all_constant.
2531 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
2532 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
2533 genrecog.c, global.c, integrate.c , stupid.c : Include
2536 * genextract.c: (walk_rtx) Remove unused variable link.
2538 * genrecog.c: (concat) Remove unreferenced static function.
2540 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
2542 * stmt.c: Include <stdlib.h>.
2543 (expand_asm_operands): Remove unused variable val1.
2544 (expand_return): Remove unused variable block.
2545 (pushcase): Remove unused variables l and n.
2546 (pushcaserange): Likewise.
2548 * unroll.c (unroll_loop): Remove unused variable temp.
2550 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
2552 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
2554 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2556 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
2557 functions for whether they support the %p format specifier.
2558 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
2559 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
2560 * configure, config.in: Rebuild.
2562 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
2564 * function.c (assign_parms): New variable named_arg, with value
2565 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
2567 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
2569 * mips/t-r3900: New - same as t-ecoff but eliminate
2570 multilibs: mips1 and mips3.
2571 * configure.in (tx39*): Use new mips/t-r3900.
2572 * configure: Rebuild.
2573 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
2575 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
2577 * dwarf2out.c: Add old_args_size.
2578 (dwarf2out_args_size): Use it.
2579 (dwarf2out_begin_prologue): Initialize it.
2580 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
2581 pushed args until we see a call.
2582 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
2583 before outputting them.
2585 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
2587 * cplus-dem.c (demangle_template_template_parm): New function.
2588 (demangle_template): Handle template template parameters.
2590 1998-02-02 Mark Mitchell <mmitchell@usa.net>
2592 * calls.c (expand_call): Don't confuse member functions named
2593 realloc, setjmp, and so forth with the standard library
2594 functions of the same names.
2596 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
2598 * stmt.c (expand_asm_operands): Correctly identify asm statements
2601 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
2603 * c-common.c (decl_attributes): Flag unrecognized attribute
2604 functions as warnings instead of as errors.
2606 1998-02-05 Marc Lehmann <pcg@goof.com>
2608 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
2609 when -Os is specified.
2610 * toplev.c (main): Don't disable flag_inline_functions anymore when
2613 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2615 * regmove.c: Update.
2616 * flags.h (flag_regmove): Declare.
2617 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
2618 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
2619 Moved into regmove; changed caller.
2620 * toplev.c (rest_of_compilation): Call regmove_optimize also for
2621 expensive_optimizations.
2623 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
2625 * version.c: Bump for snapshot.
2627 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2628 Undo this change (the problem was actually in reload):
2629 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2631 * sh.md (movqi_i+1): New peephole.
2633 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
2635 * jump.c (jump_optimize): Lose calls to modified_in_p they are
2636 not needed anymore due to changes elsewhere in jump.c.
2638 * jump.c (jump_optimize): Fix first arg to modified_in_p in
2641 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
2643 * expr.c (expand_builtin_setjmp): Accept two new arguments for
2644 the labels to branch to on first and subsequent executions. Don't
2645 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
2646 and provide it with the jmp_buf. Use only one of
2647 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
2648 and provide the former with the target label.
2649 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
2650 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
2651 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
2652 insn to replace all of the normal nonlocal_goto code. Don't play
2653 with __dummy. Correct arguments to nonlocal_goto.
2654 * expr.h (expand_builtin_setjmp): Update prototype.
2655 * except.c (start_dynamic_handler): When using builtin_setjmp,
2656 generate more accurate flow information.
2658 * alpha.md (nonlocal_goto_receiver_osf): Delete.
2659 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
2660 (builtin_longjmp, builtin_setjmp_receiver): New.
2661 * sparc.md (update_return): Disambiguate unspec number.
2662 (nonlocal_goto): Rearrange arguments to match caller in except.c.
2663 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
2665 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
2666 (builtin_setjmp_setup*, builtin_longjmp): New.
2668 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
2670 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
2672 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
2674 * vmsconfig.com: Remove bytecode references.
2676 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2678 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
2679 -fno-sjlj-exceptions works for a target that defines
2680 DWARF2_UNWIND_INFO as zero.
2682 * regmove.c (fixup_match_1): Undo last change which removed some
2683 "useless" code, and add a comment explaining this.
2685 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
2687 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
2690 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
2692 * makefile.vms: Remove bytecode references.
2693 Create genrtl files.
2695 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
2697 * jump.c (jump_optimize): Allow conditional loading of floating point
2698 constants and constants from memory. Reinstalled modified_in_p tests.
2700 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2702 * loop.c (get_condition): Handle sign-extended constants.
2704 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
2706 * expr.c (emit_push_insn): Add code to use movstrti if present.
2708 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
2709 and movstrqi as in emit_block_move ().
2711 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
2713 * config/m68k/x-next: Remove /NextDeveloper/Headers from
2714 the directories to fixinclude - /usr/include is a link
2715 to it and hence its contents are fixed by default.
2717 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2719 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
2721 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
2723 * cccp.c (main): Predefine __VMS_VER on VMS.
2725 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2727 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
2728 * fold-const.c (size_int): Replace with
2730 (make_bit_field_ref): Use bitsize_int for bit position.
2731 * stor-layout.c (sizetype): Delete.
2732 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
2733 (layout_record, layout_union, layout_type):
2734 Use bitsize_int for bit size.
2735 (set_sizetype): New function.
2736 (make_signed_type, make_unsigned_type): Use it.
2737 * c-decl.c (init_decl_processing): Likewise.
2738 * tree.h (size_int): Don't delcare, #define.
2739 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
2740 (set_sizetype): Declare.
2741 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
2743 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
2744 Convert result to sizetype.
2745 (really_start_incremental_init, push_init_level):
2746 Set type of constructor_bit_index to sbitsizetype.
2747 (push_init_level): Use unsigned arithmetic to determine padding.
2748 (output_init_element): Likewise.
2750 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
2752 * combine.c (simplify_shift_const): Fix typo in last change.
2754 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
2756 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
2757 is (truncate (lshiftrt)).
2759 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
2761 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
2762 Make sure result winds up in TGT.
2763 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
2764 src to be other than DImode.
2765 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
2766 (alpha_expand_unaligned_store_words): Likewise.
2767 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
2768 that source and destination are separately optimized for alignment.
2769 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
2771 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
2773 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
2774 with handling of -32768.
2776 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
2779 shell variable argument instead of only hard coded functions.
2780 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
2782 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
2783 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
2784 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
2785 declarations for bcopy, bcmp and bzero.
2787 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
2789 * gansidecl.h: If we have bcopy but don't declare it, then do so.
2790 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
2791 bzero, index and rindex if they aren't already present.
2793 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
2795 * toplev.c (close_dump_file): Wrap function prototype for
2796 argument "func" in PROTO.
2797 (dump_rtl): Likewise.
2799 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
2801 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
2803 (output_function_epilogue): Omit epilogue if nothing drops through.
2804 (output_move_double): Supress int ldd usage on ultrasparc and v9.
2805 (registers_ok_for_ldd_peep): Likewise.
2806 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
2807 (ultrasparc_adjust_cost): New function.
2808 (sparc_issue_rate): New function.
2809 * sparc.h (MASK_VIS, TARGET_VIS): New
2810 (MASK_V8PLUS, TARGET_V8PLUS): New.
2811 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
2812 (TARGET_SWITCHES): Add vis and v8plus.
2813 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
2814 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
2815 (RTX_COSTS): Use TARGET_HARD_MUL
2816 (ADJUST_COST): Call ultrasparc_adjust_cost.
2818 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
2819 of load & fp appropritely.
2820 (supersparc function units): Adjust for Haifa.
2821 (ultrasparc function units): Likewise.
2822 (get_pc_via_rdpc): All v9, not just arch64.
2823 (movdi_v8plus, movdi_v8plus+1): New.
2824 (adddi3_sp32+1): New.
2825 (subdi3_sp32+1): New.
2826 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
2827 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
2828 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
2829 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
2830 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
2831 (ldd peepholes): Suppress for v9.
2832 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
2833 (return_subsi): Revmove.
2835 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
2837 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
2838 save/restore MEM rtl.
2840 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
2842 * configure.in: Check for declaration of abort.
2843 * acconfig.h: Corresponding changes.
2844 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
2847 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
2849 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
2852 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
2854 * version.c: Bump for snapshot.
2856 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
2858 * configure.in: Check for atoq and atoll.
2859 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
2860 proper routine for converting ascii into long long values.
2862 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
2864 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
2866 * vmsconfig.com: Remove bytecode references.
2868 * alpha/vms.h (PREFIX): Define.
2870 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2872 * am-alpha.h: Don't include alloca for OPEN_VMS.
2874 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
2876 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
2877 (GCC_INCLUDE_DIR): Define
2879 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
2880 * makefile.vms: New file.
2882 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
2884 * alpha.c (output_prolog): Output '.name' directive
2885 for minimal traceback information.
2887 * alpha.c (output_prolog): Don't prepend entry point symbols
2888 with '$' on OPEN_VMS.
2890 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
2891 Jeffrey A Law (law@cygnus.com)
2893 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
2896 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
2898 * genemit.c (gen_exp): Likewise.
2899 * genpeep.c (match_rtx): Likewise.
2900 * genrecog.c (write_tree_1): Likewise.
2902 * c-lex.c (yyprint): Use proper format string based upon
2903 disposition of HOST_BITS_PER_WIDE_INT.
2904 (yylex): Put casts in right place for args to build_int_2.
2906 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
2908 * combine.c: Fix typos in Jan27 changes.
2910 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
2912 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
2913 (LINK_SPEC): Likewise.
2914 (STARTFILE_SPEC): Likewise.
2916 1998-01-28 Mike Stump <mrs@wrs.com>
2918 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
2920 * genattrtab.c (reload_completed): Define.
2922 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
2925 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2927 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2928 SUBREG_REG if the word count is unchanged, also in the input reload
2929 case. Disable non-applicable sanity checks.
2931 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
2933 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2935 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
2937 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
2939 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
2941 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
2942 is a TREE_VEC before trying to use it for baseclasses.
2943 (Chill uses the same field for a different purpose.)
2945 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
2947 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
2949 * config.sub: More accurate determination of HP processor types.
2951 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2953 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
2954 prototype for `handle_sysv_pragma', and make it static. Add
2955 parentheses around assignment used as truth value.
2957 * combine.c (combine_instructions): Protect variable `prev' with
2959 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
2960 (extract_left_shift): Add parentheses around operand of &.
2961 (merge_outer_ops): Avoid an empty body in an else-statement.
2962 (gen_rtx_combine): Remove unused variable `i'.
2964 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
2965 function monstartup `void'. Likewise for internal_mcount. Add
2966 `static void' prototype for moncontrol. Reconcile sprintf format
2969 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
2970 Make return type of function_arg_slotno explicitly `int'.
2971 (reg_unused_after): Add parentheses around assignment used as
2973 (save_regs): Add explicit braces to avoid ambiguous `else'.
2974 (function_arg_slotno): Add parentheses around && within ||.
2975 (function_arg_pass_by_reference): Likewise.
2976 (sparc_flat_output_function_prologue): Reconcile fprintf format
2979 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2980 assignment used as truth value.
2982 * cplus-dem.c: Include <stdlib.h>.
2983 (demangle_signature): Avoid an empty body in an else-statement.
2984 (do_type): Remove unused variable `lvl'.
2986 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
2987 Include <string.h>/<strings.h>.
2988 (cpp_lex): Remove unused variable `namelen'.
2989 (cpp_lex): Explicitly declare `num_chars' as an int.
2991 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
2992 <unistd.h> instead. Explicitly declare is_system_include
2994 (make_assertion): Remove unused variable `kt'.
2995 (cpp_expand_to_buffer): Hide variable `obuf'.
2996 (output_line_command): Remove unused variables, `line_end',
2997 `line_cmd_buf' and `len'.
2998 (macarg): Remove unused variable `arg_start'.
2999 (special_symbol): Remove unused variable `i'. Add parentheses
3000 around assignment used as truth value.
3001 (do_include): Remove unused variables `pcfname' and `retried',
3002 hide `pcf' and `pcfbuflimit'.
3003 (do_line): Remove unused variable `i'.
3004 (finclude): Hide variable `missing_newline'.
3005 (cpp_handle_options): Remove unused variable `j'.
3006 (read_token_list): Remove unused variable `eofp'.
3007 (cpp_error_with_line): Remove unused variable `i'.
3008 (cpp_warning_with_line): Likewise.
3009 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
3010 (cpp_error_from_errno): Remove unused variable `i'.
3012 * cse.c (invalidate): Add parentheses around assignment used as
3014 (find_best_addr): Move declaration of variable `our_cost' inside
3015 the conditional macro where its used.
3016 (fold_rtx): Avoid an empty body in an if-statement.
3017 (cse_insn): Wrap variables `this_insn_cc0_mode' and
3018 `this_insn_cc0' in macro HAVE_cc0.
3020 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
3021 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
3022 (output_uleb128): Likewise.
3023 (output_sleb128): Likewise.
3024 (output_cfi): Likewise.
3025 (output_call_frame_info): Remove unused variables `j', `fde_size'
3027 (comp_unit_has_inlines): Hide declaration as per rest of file.
3028 (size_of_line_prolog): Correct typo in prototype.
3029 (add_arange): Likewise.
3030 (output_aranges): Likewise.
3031 (add_name_and_src_coords_attributes): Likewise.
3032 (gen_array_type_die): Likewise.
3033 (gen_inlined_subroutine_die): Likewise.
3034 (equate_decl_number_to_die): Remove unused variable `i'.
3035 (print_die): Reconcile format vs. args in fprintf's.
3036 (print_dwarf_line_table): Likewise.
3037 (output_die): Likewise.
3038 (output_line_info): Likewise.
3039 (add_subscript_info): Avoid an empty body in an else-statement.
3040 (gen_subprogram_die): Remove unused variable `fp_loc'.
3042 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
3043 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
3044 macro. Protect `src_coords_attribute' prototype with
3045 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
3046 prototype as in the rest of the file. Likewise for
3047 `output_pointer_type_die' and `output_reference_type_die'. Remove
3048 prototype for `type_of_for_scope'.
3049 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
3050 (type_attribute): Add explicit braces to avoid ambiguous `else'.
3052 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
3053 (shorten_branches): Protect declaration of tmp_length with
3054 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
3055 (profile_function): Protect declaration of `sval' and `cxt'
3056 variables with appropriate macros.
3057 (final_scan_insn): Likewise for `note' variable. Add explicit
3058 braces to avoid empty body in an if-statement.
3059 (output_asm_insn): Move variable `i' inside macro conditional
3060 where it is used. Add parentheses around assignment used as truth
3062 (asm_fprintf) Likewise, likewise.
3064 * fix-header.c (main): Remove unused variable `done'. Protect
3065 declaration of `i' with FIXPROTO_IGNORE_LIST.
3067 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
3069 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
3072 * profile.c: Include <string.h>/<strings.h>.
3073 (instrument_arcs): Remove unused variables `note', `inverted',
3074 `zero' and `neg_one'.
3075 (branch_prob): Avoid empty body in an if-statement.
3077 * regclass.c: Include <stdlib.h>.
3078 (reg_alternate_class): Explicitly declare parameter `regno'.
3080 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
3081 parentheses around assignment used as truth value.
3082 (find_matches): Remove unused variables `output_operand' and
3084 (fixup_match_1): Remove statement with no effect: "if (0) ;".
3086 * scan.c (sstring_append): Explicitly declare `count' as int.
3087 (scan_string): Explicitly declare parameter `init' as int.
3089 * sched.c: Include <stdlib.h>.
3090 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
3091 (rank_for_schedule): Add parentheses around assignment used as
3093 (schedule_block): Likewise.
3094 (regno_use_in): Likewise.
3095 (schedule_insns): Remove unused variable `i'.
3097 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
3098 (v_message_with_decl): Remove unused variable `n'.
3099 (botch): Explicitly declare parameter `s' as char *.
3100 (main): Add parentheses around assignment used as truth value.
3102 * tree.c (make_node): Protect the variable `kind' with the
3103 GATHER_STATISTICS macro.
3104 (real_value_from_int_cst): Move variable `e' inside conditional
3105 macro area where it is used.
3106 (tree_last): Add parentheses around assignment used as truth value.
3107 (build1): Protect the variable `kind' with the GATHER_STATISTICS
3109 (print_obstack_statistics): Reconcile format vs. args in fprintf.
3110 Protect variables `i', `total_nodes', and `total_bytes' with the
3111 GATHER_STATISTICS macro.
3113 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
3115 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
3116 some comments regarding use of dead_or_set_p.
3118 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
3120 * fixincludes: Tweak fix for struct exception in math.h
3122 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
3124 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
3125 Change mode of registers used to add/sub from
3126 hard_frame_pointer_rtx from word_mode to Pmode.
3128 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
3130 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
3131 asm_output_aligned_bss() instead of asm_output_bss().
3133 * toplev.c (rest_of_compilation): Replace references to
3134 stack_reg_dump_file and dbr_sched_dump_file with references to
3137 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
3139 * tlink.c (scan_linker_output): Call fclose() for opened files.
3141 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
3143 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
3144 compiling with -fpic -- we want to be able to override symbols
3146 (alpha_expand_block_move): Fix thinko in last change.
3148 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
3149 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
3150 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
3152 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
3154 * alpha.md (abssf, absdf): Revert last change.
3156 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
3158 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
3159 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
3161 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
3163 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
3164 a CONST_INT into SFmode.
3166 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
3168 * flags.h: New flag (optimize_size).
3169 * toplev.c (main): Parse -Os option and set optimize_space
3171 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
3172 __OPTIMIZE_SIZE__ when compiling with -Os.
3173 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
3174 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
3175 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
3177 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
3179 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
3181 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
3182 stuff only if MCT_TEXT is #define'd.
3184 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
3186 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
3189 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
3191 * toplev.c: Add -dM command line option to dump RTL after the
3192 machine dependent reorganisation pass, if there is one.
3193 Reorganise RTL dump code, so that only one file handle is
3196 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3198 * except.c (check_exception_handler_labels): Disable warning when
3201 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
3203 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
3205 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3207 * c-decl.c (grokdeclarator): Get parameter tags from
3208 last_function_parm_tags.
3209 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
3210 traversing the parameter types.
3211 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
3213 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
3215 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
3217 (get_shift_alg): Fix typo.
3219 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
3221 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
3223 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
3225 * toplev.c (get_run_time): Make sure each case gets its variables.
3227 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
3229 * configure.in (build_xm_file): Add auto-config.h if host=build.
3230 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
3231 (build_xm_file_list): Likewise.
3232 * configure: Rebuild.
3234 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3236 * recog.c (validate_replace_rtx_1): Only perform substitutions
3237 of arguments to commutative and comparison operators once.
3239 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3241 * sparc.c (output_cbranch): Add default case in
3244 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
3245 (emit_delay_sequence): Eliminate unused parameter, all callers
3247 (fill_simple_delay_slots): Likewise.
3248 (fill_slots_from_thread): Likewise.
3249 (fill_eager_delay_slots): Likewise.
3250 (mark_referenced_resources): Add default case in enumeration switch.
3251 (mark_set_resources): Likewise.
3252 (rare_destination): Likewise.
3253 (mostly_true_jump): Likewise.
3254 (find_dead_or_set_registers): Likewise.
3255 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
3256 (update_reg_unused_notes): Remove unused variable `p'.
3257 (mark_target_live_regs): Remove unused variables `next' and
3259 (fill_simple_delay_slots): Remove unused variable `j'.
3260 (fill_slots_from_thread): Add parentheses around assignment used
3262 (dbr_schedule): Likewise.
3264 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
3265 (objc.stage2, objc.stage3, objc.stage4): Likewise.
3267 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
3269 * cse.c (simplify_ternary_operation): Don't try to simplify
3270 IF_THEN_ELSE expressions (created by combine) that don't use
3271 relational operators.
3273 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
3275 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
3278 * crtstuff.c (init_dummy): Keep the epilogue in the init
3279 section for non-ELF systems.
3281 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3283 * sh.md (movqi_i+1): New peephole.
3285 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
3287 * Makefile.in: Remove remaining bytecode stuff.
3288 * emit-rtl.c, expr.c: Likewise.
3290 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
3292 * toplev.c (lang_options): Add unknown-pragma options.
3294 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
3296 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
3297 special (and incomplete) handling for Chill arrays.
3299 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
3301 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
3304 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
3306 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
3308 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
3310 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
3311 .frame directive instead of FRAME_POINTER_REGNUM.
3313 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
3315 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
3316 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
3317 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
3318 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
3319 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
3320 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
3321 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
3322 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
3324 * longlong.h: Replace __mc68332__ with __mcpu32__.
3326 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
3328 * version.c: Bump for snapshot.
3330 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
3332 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
3333 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
3334 * reload1.c (eliminate_regs): Likewise.
3336 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
3338 * regmove.c (find_matches): Initialize matches->earlyclobber too.
3340 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
3342 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
3343 (negsf2, negdf2): Use proper subtract in IEEE mode.
3345 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
3347 * Makefile.in: Remove more bytecode stuff.
3348 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
3349 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
3350 * f/install.texi, objc/Make-lang.in: Likewise.
3352 * Makefile.in: Remove all bytecode support.
3353 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
3354 * emit-rtl.c: Remove all bytecode support.
3355 * expr.c, expr.h function.c, integrate.c: Likewise.
3356 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
3357 * tree.h, varasm.c: Likewise.
3358 * config/m68k/m68k.h: Likewise.
3359 * bi-*, bc-*, bytecode*: Delete bytecode related files.
3360 * modemap.def: Likewise.
3362 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
3364 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
3365 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
3367 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
3369 * i386.md (push): Prohibit symbolic constants if flag_pic.
3370 (movsi+1): Likewise for move to non-register.
3372 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
3374 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
3375 (print_operand): Handle 0xffffffff on 32 bit host.
3377 * configure.in (thread_file): Rename uses before main loop to
3378 target_thread_file. Initialize to empty in main loop. Set thread_file
3379 to target_thread_file after main loop if not set.
3380 * configure: Rebuild.
3382 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
3383 (add_values_to_cover): Revert last change (which had no ChangeLog
3385 (simplify_with_current_value_aux): Handle CONST_INT.
3387 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3389 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
3391 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
3393 * configure.in: Add cpp stringify test.
3394 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
3395 * gengenrtl.c: Use it.
3396 * configure, config.in: Rebuild.
3398 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3400 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
3402 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
3404 * configure.in: Find declaration for sbrk.
3405 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
3406 * config.in, configure: Rebuild.
3407 * mips-tfile.c: Properly protect declaration of sbrk and free.
3408 * toplev.c: Properly protect declaration of sbrk.
3410 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
3412 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
3414 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
3416 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
3418 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
3420 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
3422 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
3424 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
3425 constant offset computations from objects with known alignment in
3426 the presence of STACK_BIAS.
3428 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
3430 (const_hash): Hash val is unsigned long.
3431 (SYMHASH): Likewise.
3433 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
3435 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
3436 char pointer, not HOST_WIDE_INT.
3437 (print_node): Likewise. Also hash is unsigned long not
3440 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
3442 * explow.c (optimize_save_area_alloca): New function for targets
3443 where SETJMP_VIA_SAVE_AREA is true.
3444 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
3445 compute the amount of stack space needed should we find later that
3446 setjmp is never called by this function, stuff rtl for this inside
3447 a REG_NOTE of the final SET of stack_pointer_rtx.
3448 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
3449 current_function_calls_alloca, call optimize_save_area_alloca.
3451 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
3453 * i386.md: Remove redundant integer push patterns.
3454 Don't bother checking for TARGET_PUSH_MEMORY when
3455 pushing constants or registers.
3457 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3458 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
3460 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
3461 (pwait): New function for mingw32.
3463 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
3464 pipe support is broken for now.
3466 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
3468 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
3469 between frame_pointer_rtx, hard_frame_pointer_rtx, and
3470 arg_pointer_rtx is respected in initialization.
3471 (init_emit_once): Use gen_rtx_raw_REG() to create
3472 return_address_pointer_rtx.
3474 * reorg.c: #include "expr.h" for rtx prototypes.
3475 * Makefile.in (reorg.o): Depend on expr.h
3477 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
3479 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
3480 local_prefix to sub-make invocations.
3482 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
3484 * objc-parse.c: Recognize protocol qualifiers in class definitions.
3486 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
3490 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
3491 * configure.in: Check for atol.
3492 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
3494 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
3496 * loop.c (find_and_verify_loops): When attempting to move insns from
3497 inside the loop outside the loop, create a BARRIER if no suitable
3500 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
3501 favor of an equivalent change from gcc-2.8.
3503 * i386/x-sco5 (CC): Remove trailing whitespace.
3505 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
3508 (accessor_from_format): Likewise.
3509 (xmalloc): New function for use when linking with alloca.o.
3511 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3513 * frame.c (find_fde): Correct FDE's upper bound.
3515 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
3517 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
3519 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
3521 * calls.c (expand_call): Move #ifdef code out of macro argument
3523 (emit_library_call, emit_library_call_value): Likewise.
3525 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
3527 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
3529 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
3531 * version.c: Bump for snapshot.
3533 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
3535 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
3536 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
3537 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
3538 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
3539 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
3540 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
3541 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
3542 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
3543 * unroll.c, varasm.c: Likewise.
3544 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
3546 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
3548 * mips.h: Fix some type-o's from a previous change.
3550 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
3552 * loop.c (check_dbra_loop): Make sure initial value is a
3553 CONST_INT before trying to normalize it.
3555 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
3557 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
3559 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
3561 * cppexp.c: Include gansidecl.h
3563 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
3565 * svr4.h (LINK_SPEC): Never specify -h.
3566 * ptx4.h (LINK_SPEC): Likewise.
3567 * rs6000/sysv4.h (LINK_SPEC): Likewise.
3568 * sparc/sol2.h (LINK_SPEC): Likewise.
3570 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
3572 * c-typeck.c (comptypes): Exit early on NULL input.
3574 * haifa-sched.c (schedule_insns): Correctly remove inter-block
3575 dependencies after reload.
3577 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3579 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
3581 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
3583 * alpha/vms.h (DIR_SEPARATOR): define
3585 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3587 * Makefile.in (stamp-proto): Remove.
3588 (protoize.o, unprotoize.o): Straightforward compile.
3589 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
3591 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3593 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
3594 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
3596 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
3598 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
3599 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
3600 * sparc/netbsd.h, vax/netbsd.h: Likewise.
3602 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
3604 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
3606 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
3608 * configure.in (target_cpu_default, target_cpu_default2): Use double
3609 quotes around them when testing their value.
3610 * configure: Rebuilt.
3612 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
3614 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
3616 (gendef): Call obstack_alloc_rtx.
3618 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
3620 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
3623 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
3625 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
3626 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
3627 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
3629 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
3631 * mips.md (return_internal): Change mode from SImode to VOIDmode.
3633 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
3635 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
3638 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
3640 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
3641 suffix from operand 3.
3643 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3644 Jeffrey A Law (law@cygnus.com)
3646 * regmove.c: New implementation of regmove pass.
3647 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
3648 decls, make them have external linkage. Return a value from
3649 optimize_reg_copy_1.
3650 * reload.h (count_occurrences): Add decl.
3651 * reload1.c (count_occurrences): Delete decl, make it have external
3653 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
3655 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
3657 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
3658 if it is not defined.
3660 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
3662 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
3663 * emit-rtl.c (gen_rtx): Move special code to ...
3664 (gen_rtx_CONST_INT): New function.
3665 (gen_rtx_REG): New function.
3666 (*): Update all calls to gen_rtx.
3667 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
3668 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
3669 (GEN_INT): Call gen_rtx_CONST_INT.
3670 * gengenrtl.c: New file.
3672 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
3674 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
3675 (base_alias_check): If no base found for address call canon_rtx and
3678 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
3680 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
3681 arguments for mips16.
3682 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
3683 Don't lose if tsize is zero after handling large stack for mips16.
3684 * mips.md (return): For trivial return, return address is in $31.
3686 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
3688 * mips/mips16.S: Various changes to make it work with -msingle-float
3691 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
3692 Ian Lance Taylor <ian@cygnus.com>
3693 Jeff Law <law@cygnus.com>
3695 * mips.c, mips.h, mips.md: First cut at merging in mips16
3696 support. Major modifications throughout all three files.
3698 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
3700 * configure.in: Make gthr-default.h a forwarding header instead of
3703 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3705 * gcov-io.h: Include sys/types.h to ensure we get size_t.
3707 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
3709 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
3710 Jeffrey A Law (law@cygnus.com)
3712 * crtstuff.c (__frame_dummy): New function for irix6.
3713 (__do_global_ctors): Call __frame_dummy for irix6.
3714 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
3716 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
3718 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
3720 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
3722 * c-decl.c (init_decl_processing): Provide proper fallback symbol
3723 for __builtin_memset.
3724 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
3725 not INTEGER_CST. Assert arg 3 is a constant.
3727 * alpha.c (mode_width_operand): Accept 64-bit modes.
3728 (mode_mask_operand): Likewise.
3729 (print_operand): Likewise for 'M' and 'U' codes.
3730 (alpha_expand_unaligned_load): New function.
3731 (alpha_expand_unaligned_store): Likewise.
3732 (alpha_expand_unaligned_load_words): Likewise.
3733 (alpha_expand_unaligned_store_words): Likewise.
3734 (alpha_expand_block_move): Likewise.
3735 (alpha_expand_block_clear): Likewise.
3736 * alpha.h (MOVE_RATIO): New define.
3737 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
3738 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
3740 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
3741 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
3743 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
3745 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
3746 * configure: Update.
3748 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
3750 * emit-rtl.c (operand_subword): Correctly handle extracting a word
3751 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
3753 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
3756 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
3758 * configure.in: Set and subsitute host_exeext. Use it when creating
3759 the assembler and linker symlinks.
3760 * configure: Rebuild.
3761 * Makefile.in (exeext): Set to @host_exeext@.
3762 (build_exeext): New variable, set to @build_exeext@.
3763 (FLAGS_TO_PASS): Pass down build_exeext.
3764 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
3767 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
3769 * mn10200.md (addsi3, subsi3): Fix thinkos.
3771 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
3773 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
3774 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
3775 unix always, since we want to be able to thunk to functions in a
3776 shared library from an application.
3778 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
3780 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
3781 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3783 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
3785 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3786 offset's mode is not ptr_mode, convert it.
3788 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
3790 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
3791 compiling if it was already defined.
3793 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
3795 * flow.c (find_basic_blocks): Don't create a new basic block
3796 for calls in a LIBCALL block.
3798 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
3800 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
3802 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
3804 * cse.c (rtx_cost): Remove conflicting default case.
3806 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
3808 * configure.in: Move default enabling of Haifa out of for loop.
3809 * configure: Rebuild.
3811 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
3813 * version.c: Bump for snapshot.
3815 1997-12-25 Teemu Torma <tot@trema.com>
3817 * Makefile.in (GTHREAD_FLAGS): New var.
3818 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
3819 (distclean): Remove gthr-default.h.
3821 * configure.in: Accept dce as a thread package.
3822 Check for thread.h and pthread.h.
3823 Link gthr-default.h to appropriate thread file and set
3825 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
3826 include multilib definitions from pa/t-dce-thr.
3827 (sparc-*-solaris2*): Enable threads by default, if thread.h or
3828 pthread.h is found, preferring posix threads over solaris ones.
3830 * config/pa/t-dce-thr: New file.
3831 * config/pa/t-pa: Removed multilibs.
3832 * config/sparc/t-sol2: Ditto.
3835 * gthr-single.h: New file.
3836 * gthr-posix.h: New file.
3837 * gthr-solaris.h: New file.
3838 * gthr-dce.h: New file.
3839 * libgcc-thr.h: Removed.
3840 * objc/thr-dce.c: New file copied from thr-decosf1.c.
3842 * frame.c: Include gthr.h instead of libgcc-thr.h.
3843 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
3844 (eh_context_initialize): If __gthread_once fails, use static eh
3846 (eh_context_free): Call __gthread_key_dtor.
3848 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
3850 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
3852 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
3854 * cse.c (max_insn_uid): New variable.
3855 (cse_around_loop): Use max_insn_uid.
3856 (cse_main): Set max_insn_uid.
3858 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
3859 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
3860 -mlong64, and -mgp{32,64} options.
3861 * mips.c (mips_abi): Change type to int.
3862 * mips.h (enum mips_abi_type): Delete.
3863 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
3864 (mips_abi): Change type to int.
3866 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
3868 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
3869 optimization is now always enabled.
3871 * calls.c (expand_call): Recognize C++ operator new as malloc-like
3874 * alias.c (memrefs_conflict_p): Eliminate tests now done by
3876 (*_dependence): Call canon_rtx before base_alias_check.
3877 (init_alias_once): New function to precompute set of registers which
3878 can hold Pmode function arguments.
3880 * rtl.h: Declare init_alias_once.
3882 * toplev.c (compile_file): Call init_alias_once.
3884 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
3886 * tree.c (restore_tree_status): Do not dereference a null pointer.
3888 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
3890 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
3891 RLIMIT_STACK. This maintains consistency with the recent, similar
3892 patch to cccp.c and toplev.c.
3894 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
3896 * genattrtab.c (expand_units): For large nr opclasses, expand
3897 function_units_used with ORX to prevent blowups. Tag with FFS.
3898 (num_unit_opclasses): New variable.
3899 (gen_unit): Update it.
3900 (enum operator): Add ORX_OP.
3901 (operate_exp): Treat ORX as or, except don't expand across an if.
3902 Reuse number rtx's after operating on them.
3903 (check_attr_value): Accept IOR, AND, & FFS.
3904 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
3905 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
3906 (write_expr_attr_cache, write_toplevel_expr): New functions.
3907 (write_attr_get): Handle FFS-tagged expressions.
3908 (make_canonical): Don't expand const attributes.
3909 (convert_const_symbol_ref): Dike out.
3910 (evaluate_eq_attr): Handle SYMBOL_REF.
3911 (main): Don't emit get_attr_foo for const attributes.
3913 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
3914 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
3915 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
3916 * alpha.md: Redo all of the scheduling, adding EV6 support, and
3917 combining function units where possible.
3918 (attr "type"): Split loads, stores, cmov into int/fp. Combine
3919 multiplies and divides. Add EV6 sqrt, ftoi, itof.
3920 (attr "opsize"): New attribute.
3921 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
3922 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
3923 to control register allocation.
3924 (movsi2-1, movdi2-1): Likewise.
3926 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
3928 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
3929 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
3930 Move OSF/1 specific defines out.
3931 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
3932 Move Linux specific defines out.
3933 (LINK_SPEC): Genericize.
3934 (ASM_FILE_START): Emit .arch if using more than the base insn set.
3935 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
3936 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
3937 (HANDLE_SYSV_PRAGMA): Define.
3938 * alpha/osf.h: New file.
3939 * alpha/linux.h: Split. Retain file-format independant defines.
3940 Import Linux bits from elf.h.
3941 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
3942 (FUNCTION_PROFILER): _mcount takes its address in $28.
3943 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
3944 * alpha/linux-ecoff.h: New file.
3945 * alpha/linux-elf.h: New file.
3946 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
3947 * alpha/win-nt.h (TARGET_DEFAULT): Define.
3948 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
3949 Add new headers as appropriate.
3951 * configure.in (alpha*): Enable Haifa by default.
3952 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
3953 * configure: Rebuild.
3955 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
3957 * Makefile.in (clean): Remove the stages with their objects here ...
3958 (distclean): ... instead of here.
3960 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3962 * cse.c (rtx_cost): Add default case in enumeration switch.
3963 * fix-header.c (recognized_macro): Likewise.
3964 (recognized_extern): Likewise.
3965 (write_rbrac): Likewise.
3966 * objc/objc-act.c (encode_aggregate): Likewise.
3967 (gen_declarator): Likewise.
3968 (gen_declspecs): Likewise.
3970 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
3972 * haifa-sched.c (create_reg_dead_note): Detect and handle another
3973 case where we kill more regs after sched than were killed before
3975 * sched.c (create_reg_dead_note): Similarly.
3977 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
3979 * c-pragma.c: Include flags.h.
3981 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
3983 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
3984 about system headers.
3985 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
3986 and also to resolve symbols in prefix.c.
3988 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
3989 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
3990 when the definitions in auto-config.h is not visible.
3991 (HAVE_BZERO): Likewise.
3992 (HAVE_BCMP): Likewise.
3993 (HAVE_RINDEX): Likewise.
3994 (HAVE_INDEX): Likewise.
3996 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
3998 * pa.c (emit_move_sequence): Handle a function label source
4001 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
4003 * c-pragma.c (handle_pragma_token): Generate warning messages
4004 about unknown pragmas if warn_unknown_pragmas is set.
4006 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
4007 line option to set variable: warn_unknown_pragmas.
4009 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
4011 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
4013 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
4015 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
4017 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
4018 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
4019 generate more fine grained floating point emulation libraries.
4020 * config/fp-bit.c: Add protecting #ifdef to all functions so
4021 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
4022 then compile all suitable functions.
4023 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
4024 underscores to avoid namespace pollution.
4025 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
4027 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4031 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4032 Jeff Law <law@cygnus.com>
4034 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
4036 * c-decl.c (finish_decl): Use parentheses around && within ||.
4037 * rtl.c: Include stdlib.h.
4038 (read_skip_spaces): Add parentheses around assignments used as
4040 (read_rtx): Initialize list_rtx.
4041 * cppexp.c (parse_number): Use || when operands are truth values.
4042 * alias.c (find_base_value): Add default case.
4043 (memrefs_conflict): Likewise.
4044 * combine.c (sets_function_arg_p): Likewise.
4045 * genemit.c (gen_exp): Likewise.
4046 * local-alloc.c (contains_replace_regs): Likewise.
4047 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
4048 * fold-const.c (fold_convert): Use "&&" for truth values.
4049 (fold): Add default case.
4050 * sdbout.c (sdbout_field_types): Fix typo in declaration.
4051 (sdbout_one_type): Add default case.
4052 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
4053 (some_operand): Add default case.
4054 (input_operand): Likewise.
4055 (signed_comparison_operator): Likewise.
4056 (divmod_operator): Likewise.
4057 (alpha_set_memflags_1): Likewise.
4058 * reload1.c (reload_cse_simplify_operands): Ensure function
4059 always returns a value.
4060 * scan-decls.c (scan_decls): Likewise.
4061 * c-lex.c (skip_white_space): Fix typo in declaraion.
4062 * c-typeck.c (comp_target_types): Add parentheses around assignment
4063 used as truth value.
4064 (print_spelling): Likewise.
4065 (constructor_implicit, constructor_result): Remove unused variables.
4066 * collect2.c (scan_library): Protect prototype with
4067 #ifdef SCAN_LIBRARIES.
4068 * emit-rtl.c (find_line_note): Fix typo in declaration.
4069 * final.c (asm_insn_count): Protect prototype with
4070 #ifdef HAVE_ATTR_length.
4071 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
4072 (try_pre_increment_1, try_pre_increment): Likewise.
4073 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
4074 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
4075 * gcov-io.h (__store_long, __write_long, __read_long): Fix
4076 unsigned/signed comparisons.
4077 * gcov.c (read_files): Remove unused "first_type" variable.
4078 (scan _for_source_files): Initialize s_ptr.
4079 (function_summary): Eliminate "%lf" formatting, use %ld for
4081 (output_data): Initialize branch_probs and last_line_num.
4082 Eliminate "%lf" formatting, use "%ld" for longs.
4084 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
4086 * mips16.S: New file.
4088 * libgcc2.c (varargs): Handle mips16.
4090 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
4092 * stmt.c (expand_end_case): Likewise.
4093 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
4094 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
4095 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
4097 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4099 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
4100 the build directory.
4101 (libobjc.a): Update dependency list.
4102 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
4104 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
4105 (objc.mostlyclean): Remove runtime-info.h.
4107 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
4109 * tree.c (build_range_type): Allow creation of ranges with no maximum.
4110 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
4111 * dwarf2out.c (add_subscript_info): Likewise.
4112 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
4113 * sdbout.c (plain_type_1): Likewise.
4114 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
4116 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
4119 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4121 * mips.c (fatal): Remove declaration.
4123 1997-12-18 Mark Mitchell <mmitchell@usa.net>
4125 * integrate.c (get_label_from_map): New function.
4126 (expand_inline_function): Use it. Initialize the label_map to
4127 NULL_RTX instead of gen_label_rtx.
4128 (copy_rtx_and_substitute): Use get_label_from_map.
4129 * integrate.h (get_label_from_map): New function.
4130 (set_label_from_map): New macro.
4131 * unroll.c (unroll_loop): Use them.
4132 (copy_loop_body): Ditto.
4134 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
4136 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
4137 (INIT_TARGET_OPTABS): Define.
4138 * mips/ecoff.h: Include gofast.h before mips.h.
4139 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
4140 * mips/elf64.h: Likewise.
4141 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
4143 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
4145 * except.c: Remove register_exception_table{,_p}.
4147 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
4149 * unroll.c (calculate_giv_inc): Handle constant increment found in
4150 a MEM with an appropriate REG_EQUAL note.
4152 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
4154 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
4155 frame pointer in the prologue.
4157 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
4159 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
4160 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
4162 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
4164 * config/m68k/m68k.c (output_function_prologue): Typecast
4165 dwarf2out_cfi_label to (char *).
4166 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
4168 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
4170 * sparc.md (jump): Don't use the annul bit around an empty loop.
4171 Patch from Kevin.Kelly@East.Sun.COM.
4173 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
4175 * jump.c: (jump_optimize): Don't use the return register as a
4176 source1 of a conditional move.
4178 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
4180 * sparc.c (DF_MODES): Or the mask not the bit number.
4181 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
4183 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4185 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
4187 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
4189 * fixincludes (size_t): Add support for Motorola's stdlib.h
4190 which fails to provide a definition for size_t.
4191 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
4192 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
4193 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
4195 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
4196 prevent unresolved externals in libio.
4197 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
4199 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
4201 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
4202 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
4203 (LIB_SPEC): Updated for glibc 2.
4205 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
4207 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
4208 * ginclude/varargs.h: Likewise.
4210 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
4212 * version.c: Bump for snapshot.
4214 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
4216 * frame.h (__register_frame, __register_frame_table,
4217 __deregister_frame): New.
4218 * frame.c (__register_frame, __register_frame_table,
4219 __deregister_frame): New.
4220 * frame.c (__deregister_frame_info): Return void *.
4221 * frame.h (__deregister_frame_info): Ditto.
4222 * collect2.c (__deregister_frame_info): Ditto.
4224 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
4226 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
4228 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
4230 * alpha.c (alpha_cpu_name): New variable.
4231 (alpha_mlat_string): Likewise.
4232 (alpha_memory_latency): Likewise.
4233 (override_options): Handle -mmemory-latency.
4234 (alpha_adjust_cost): Adjust load cost for latency.
4235 * alpha.h (TARGET_OPTIONS): Add meory-latency.
4236 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
4237 TARGET_CIX into account.
4238 (MEMORY_MOVE_COST): Define in terms of memory_latency.
4239 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
4241 * alpha.h (ASM_COMMENT_START): New macro.
4243 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
4245 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
4246 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
4248 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
4249 SUBREG_REG if the word count is unchanged.
4250 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
4251 subregs of identical word size for push_reload.
4253 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
4255 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
4256 if all we're doing is dealing with -Wreturn-type.
4258 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
4260 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
4261 Use and 255 instead of zapnot 1, since it schedules better.
4263 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
4265 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
4268 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
4270 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
4271 dependency we delete. Properly update prev for multiple consecutive
4273 (priority): Skip deleted dependence.
4275 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
4277 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
4279 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4281 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
4282 determining when a new basic block starts.
4284 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
4286 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
4287 * pa.md (iorsi3): Add missing args to *_operand calls.
4289 * except.c (call_get_eh_context): Don't mess with sequences.
4290 (emit_eh_context): Include the call in the sequence here.
4292 1997-12-11 Paul Eggert <eggert@twinsun.com>
4294 * collect2.c (write_c_file_glob): Allocate initial frame object
4295 in static storage and pass its address.
4297 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4299 * except.c (call_get_eh_context): Don't take a parm.
4300 Put the call at the top of the function.
4301 (emit_eh_context): Adjust.
4302 (get_eh_context): Replace with former use_eh_context.
4303 (get_eh_context_once, get_saved_pc_ref): Remove.
4304 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
4306 * integrate.c (expand_inline_function): Adjust.
4307 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
4309 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
4311 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
4312 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
4314 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
4316 * fixincludes (strlen,strspn,strcspn return value): Handle different
4318 (hypot): Provide a fake for hypot which is broken on
4319 m88k-motorola-sysv3.
4321 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
4323 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
4324 tree_code_name from pointers to arrays.
4325 * tree.c: Remove standard_tree_code_* variables, no longer used.
4326 * print-tree.c: Remove declaration of tree_code_name.
4328 * cp/lex.c (init_lex): Update for tree_code_* changes.
4329 * objc/objc-act.c (init_objc): Likewise.
4331 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
4334 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
4336 * config.sub: Add support for BeOS target.
4337 * configure.in: Likewise.
4338 * ginclude/stdarg.h: Likewise.
4339 * ginclude/stddef.h: Likewise.
4340 * ginclude/varargs.h: Likewise.
4341 * rs6000/beos.h: New file for BeOS.
4342 * rs6000/t-beos: Likewise.
4343 * rs6000/x-beos: Likewise.
4344 * rs6000/xm-beos.h: Likewise.
4345 * toplev.c (get_run_time): Just return 0 on BeOS.
4347 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
4348 Toon Moene (toon@moene.indiv.nluug.nl)
4350 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
4351 old and broken Sun3 assemblers. Newer versions handle large
4352 offsets correctly as does the GNU assembler.
4354 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4356 * objc/objc-act.c (lang_report_error_function): Disable.
4357 * objc/objc-parse.y: Include "output.h".
4358 (yyerror): Remove redundant decl.
4359 (yyprint): Fix prototype.
4360 (apply_args_register_offset): Remove redundant decl.
4361 (get_file_function_name): Likewise.
4363 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
4365 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
4367 (find_basic_blocks_1): Likewise.
4369 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4371 * except.c (use_eh_context): Don't copy_rtx a REG.
4372 (emit_throw): Lose old unwinder support.
4373 (expand_internal_throw): Likewise.
4374 * libgcc2.c (struct eh_context): Likewise.
4375 (new_eh_context): Likewise.
4376 (__get_eh_info): Lose redundant cast.
4377 (__get_dynamic_handler_chain): Likewise.
4378 (__get_saved_pc): Lose.
4379 Lose all old unwinder support code.
4381 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
4383 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
4385 * integrate.c (expand_inline_function): If the inline fn uses eh
4386 context, make sure that the current fn has one.
4387 * toplev.c (rest_of_compilation): Call emit_eh_context.
4388 * except.c (use_eh_context): New fn.
4389 (get_eh_context_once): New fn.
4390 (call_get_eh_context): New fn.
4391 (emit_eh_context): New fn.
4392 (get_eh_context): Call either get_eh_context_once or
4393 call_get_eh_context, depending on what we have.
4394 (get_dynamic_handler_chain): Call get_eh_context_once.
4395 * except.h: Prototypes for fns above.
4396 * optabs.c (get_eh_context_libfunc): Removed.
4397 (init_optabs): Don't initialize it.
4398 * expr.h (get_eh_context_libfunc): Removed.
4399 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
4400 * config/pa/pa.h (CPP_SPEC): Support for -threads.
4401 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
4402 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
4403 New multilib for -threads.
4404 * config/sparc/t-sol2: Added multilibs for -threads and
4405 made -pthreads alias to it.
4406 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
4407 Added -threads and -pthreads options.
4408 * libgcc-thr.h: New file.
4409 * libgcc2.c: (__get_cpp_eh_context): Removed.
4410 (struct cpp_eh_context): Removed.
4411 (struct eh_context): Replaced cpp_eh_context with generic language
4413 (__get_eh_info): New function.
4414 (__throw): Check eh_context::info.
4416 * libgcc2.c: Include libgcc-thr.h.
4417 (new_eh_context, __get_eh_context,
4418 eh_pthread_initialize, eh_context_initialize, eh_context_static,
4419 eh_context_specific, eh_context_free): New functions.
4420 (get_eh_context, eh_context_key): New variables.
4421 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
4422 get_eh_context to get the context.
4423 (longjmp): Move the declaration inside
4424 #ifdef DONT_USE_BUILTIN_SETJMP.
4425 * frame.c: Include libgcc-thr.h.
4426 (object_mutex): Mutex to protect the object list.
4427 (find_fde, __register_frame, __register_frame_table,
4428 __deregister_frame): Hold the lock while accessing objects.
4429 * except.h (get_eh_context): Declare.
4430 * except.c (current_function_ehc): Define.
4431 (current_function_dhc, current_function_dcc): Removed.
4432 (get_eh_context): New function.
4433 (get_dynamic_handler_chain): Use get_eh_context.
4434 (get_saved_pc_ref): Ditto.
4435 (get_dynamic_cleanup_chain): Removed references to
4436 current_function_dcc.
4437 (save_eh_status, restore_eh_status): Save and restore
4438 current_function_ehc instead.
4439 * optabs.c (get_eh_context_libfunc): New variable.
4440 (init_optabs): Initialize it.
4441 * expr.h: Declare get_eh_context_libfunc.
4442 * function.h (struct function): Replaced dhc and dcc with ehc.
4443 * except.c (get_saved_pc_ref): New functions.
4444 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
4445 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
4447 (end_eh_unwinder): Likewise.
4448 (init_eh): Remove initialization of eh_saved_pc.
4449 * optabs.c (get_saved_pc_libfunc): New variable.
4450 (init_optabs): Initialize it.
4451 * expr.h: Declare get_saved_pc_libfunc.
4452 * except.h (eh_saved_pc_rtx): Deleted.
4453 (get_saved_pc_ref): Declared.
4455 From Scott Snyder <snyder@d0sgif.fnal.gov>:
4456 * libgcc2.c (__get_saved_pc): New.
4457 (__eh_type, __eh_pc): Deleted.
4458 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
4459 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
4462 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
4464 * sparc/sol2.h: Use 64 bit multiply and divide functions in
4465 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
4468 * rtl.h (global_rtl): New variable, replacing separate variables for
4470 (const_int_rtx): Now array of rtx_def, not rtx.
4471 * emit-rtl.c: Update for new rtl data structures.
4472 * genattrtab.c: Define global_rtl.
4474 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
4476 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
4479 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
4481 * crtstuff.c (__do_global_ctors): Fix typo.
4483 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
4485 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4486 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4488 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
4490 * rs6000.h (FUNCTION_ARG_PADDING): Define.
4491 * rs6000.c (function_arg_padding): New function.
4493 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
4495 * m68k.c: Include tree.h only once.
4497 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4499 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
4501 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
4503 * Partially cleaned up prototyping code from HJ.
4504 * tree.h: Add many prototypes.
4505 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
4506 All references changed.
4507 * rtl.h: Protect from multiple inclusions. Add many prototypes.
4509 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
4511 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
4512 string functions like strlen.
4514 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
4516 * configure.in: Check for functions getrlimit and setrlimit.
4517 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4518 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4520 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
4522 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
4524 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
4526 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
4529 * alpha.c (override_options): Don't know about scheduling for EV6.
4530 * alpha.md (ev5 function units): Don't overload as ev6.
4532 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
4533 * alpha.md (define_attr type): Add mvi.
4534 (ev5_e0): Define sceduling parameters for it.
4535 (TARGET_MAX insns): Type is mvi not shift.
4537 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
4539 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
4541 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4543 * cstamp-h, auto-config.h: Delete.
4545 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
4547 * version.c: Bump for snapshot.
4549 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
4551 * cccp.c: Fix typo brought over in merge.
4553 * Merge in changes from gcc-2.8.
4555 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
4557 * m68k.c: Include tree.h for dwarf2out_cfi_label.
4559 * gcc.c (process_command): Do not take address of function fatal when
4560 calling lang_specific_driver.
4562 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
4564 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
4565 doesn't work with it yet, so set it to 0.
4566 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
4568 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4570 * cse.c (cse_insn): Check for invalid entries when taking references.
4572 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4574 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
4575 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
4576 * toplev.c (rest_of_compilation): Pass it. Remove code to
4577 save / clear / restore flag_unroll_{,all_}loops.
4579 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4581 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
4583 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
4585 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
4587 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
4589 * except.c (get_dynamic_handler_chain): Only make the call once per
4592 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
4594 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4596 * sh.c (final_prescan_insn): Use local label prefix
4597 when emitting .uses pseudo-ops.
4599 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4601 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
4602 * except.c: Lose outer_context_label_stack.
4603 (expand_eh_region_end): Rethrow from outer_context here.
4604 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
4605 (expand_internal_throw): Take no args.
4606 (expand_internal_throw_indirect): Lose.
4607 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
4608 (expand_start_all_catch): Start a rethrow region.
4609 (expand_end_all_catch): End it.
4610 (expand_rethrow): New fn.
4611 * except.h: Reflect above changes.
4612 * flow.c: Revert change of Nov 27.
4614 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
4616 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
4618 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4620 * except.c (expand_fixup_region_end): New fn.
4621 (expand_fixup_region_start): Likewise.
4622 (expand_eh_region_start_tree): Store cleanup into finalization here.
4623 * stmt.c (expand_cleanups): Use them to protect fixups.
4625 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
4627 * mips/mips.md (muldi3_r4000): Broaden the output template
4628 and attribute assignments to handle three operand dmult;
4629 rename to muldi3_internal2.
4630 (muldi3): Call the new muldi3_internal2 for R4000, and
4631 any GENERATE_MULT3 chip.
4633 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4635 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
4637 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
4639 * unroll.c (find_splittable_givs): Remove last change. Handle givs
4640 with a dest_reg that was created by loop.
4642 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
4644 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
4646 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
4648 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
4650 * configure.in: Fix NCR entries.
4652 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
4654 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
4655 nested exceptions correctly.
4657 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
4658 that was created by loop.
4660 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4662 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
4664 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
4666 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
4668 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
4669 (print_operand): Use SMALL_DATA_REG for the register involved in
4670 small data relocations.
4671 (print_operand_address): Ditto.
4673 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
4674 -dynamic linker is not used.
4676 * rs6000.md (call insns): For local calls, use @local suffix under
4677 System V. Don't use @plt under Solaris.
4679 * rs6000.c (output_function_profiler): Put label address in r0, and
4680 store LR in 4(sp) for System V/eabi.
4682 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
4683 byte boundary, and maintain stack backchain.
4685 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4687 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4688 fix_truncsfdi2): Change *.
4690 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
4692 * toplev.c (main): Complain about -gdwarfn.
4694 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
4696 * dwarfout.c (output_type): If finalizing, write out nested types
4697 of types we've already written.
4699 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
4701 (patches originally from Geoffrey Keating)
4702 * rs6000.c (function_arg): Excess floating point arguments don't
4703 go into GPR registers after exhausting FP registers under the
4705 (function_arg_partial_nregs): Ditto.
4707 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
4710 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
4712 * integrate.c (output_inline_function): Just unset DECL_INLINE.
4714 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
4716 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
4719 * libgcc2.c (__throw): Initialize HANDLER.
4721 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4723 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4724 fix_truncsfdi2): Change *X to ?*X.
4726 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
4728 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
4730 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
4732 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
4734 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
4736 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
4738 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
4740 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
4741 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
4744 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
4746 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
4747 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
4748 gas and not using the new HP assembler.
4750 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
4752 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
4753 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
4755 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
4757 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
4758 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
4761 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4763 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
4765 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4767 * except.h: Add outer_context_label_stack.
4768 * except.c: Likewise.
4769 (expand_start_all_catch): Push the outer_context for the try block
4770 onto outer_context_label_stack.
4771 (expand_end_all_catch): Use it and pop it.
4773 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
4775 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
4777 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
4779 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
4781 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
4783 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
4784 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4786 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
4788 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
4789 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
4790 __builtin_delete, and __builtin_vec_delete.
4792 * except.c (output_exception_table): Don't bother with
4795 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
4797 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
4798 is an in/out operand.
4799 (zero extended variants of stwm/stwm patterns): Similarly.
4801 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
4803 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
4805 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
4807 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
4808 (output_call_frame_info): Emit a \n after using it.
4810 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
4812 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
4814 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
4816 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
4817 (ASM_OUTPUT_DWARF_VALUE4): New macro.
4818 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
4820 (output_call_frame_info): Do not output forward label differences
4821 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
4822 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
4824 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4826 * sh.md (attribute "type"): Add nil.
4827 (movsi_ie): y/y alternative is type nil.
4828 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
4830 (movsf_ie+1): Delete.
4832 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
4834 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
4835 large_int, emit two insns instead of one splitable insn.
4836 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
4837 from cfa_temp_value, use cfa_offset. Add assert checking that
4840 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
4842 * cccp.c (deps_output): Properly quote file names for make.
4844 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
4846 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
4848 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
4850 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
4852 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
4854 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
4856 (cse_end_of_basic_block): Similarly.
4858 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
4860 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4861 (SELECT_RTX_SECTION): Define.
4862 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
4864 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
4866 * Makefile.in (compare, compare-lean): Define $stage for each
4868 (gnucompare, gnucompare-lean): Likewise.
4870 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
4872 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
4874 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
4875 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4877 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
4879 * dwarfout.c (byte_size_attribute): Add local var upper_bound
4880 and add case to handle STRING_TYPE.
4881 * dwarfout.c (output_string_type_die): Fix code to generate
4882 correct string length attribute for fixed length strings.
4883 Still needs support for varying length strings.
4885 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
4887 * toplev.c (get_run_time): Do something sensible for cygwin32.
4889 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
4891 * expr.c (expand_builtin_setjmp): Set
4892 current_function_has_nonlocal_label.
4893 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
4894 call-saved registers across calls.
4896 * alpha.md (exception_receiver): Remove.
4897 (nonlocal_goto_receiver_osf): New
4898 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
4899 (nonlocal_goto_receiver): New, select _osf or _vms.
4901 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
4902 keep them from being propogated to the object file.
4903 (alpha_write_linkage): Likewise.
4904 * alpha.md (call_vms): Likewise.
4905 (call_value_vms): Likewise.
4906 (unnamed osf call insns): Likewise.
4908 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
4909 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4911 * alpha.c (call_operand): Any reg is valid for WinNT.
4912 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
4913 (anon nt calls): Add 'R' alternative.
4914 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
4915 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
4917 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
4919 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
4921 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
4922 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4923 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4925 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
4927 * reload1.c (new_spill_reg): Improve fixed or forbidden register
4928 spill error message.
4930 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4932 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
4933 use varargs.h. Wrap header with <>, not "".
4935 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
4937 * integrate.c (save_for_inline_copying): Add return value from
4940 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
4942 * fixincludes: Be a little more restrictive on what we will
4943 substitute to replace definitions of MAXINT for HPUX.
4945 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
4947 * dbxout.c (dbxout_symbol_location): Don't assume that variables
4948 whose address is the stack or argument pointers are indirect
4951 1997-11-13 Paul Eggert <eggert@twinsun.com>
4953 * cccp.c, cpplib.c (compare_defs):
4954 Don't complain about arg name respellings unless pedantic.
4955 * cpplib.c (compare_defs): Accept pfile as new arg.
4956 All callers changed.
4958 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4960 * fold-const.c (fold_truthop): Fix bug in last change.
4962 1997-11-13 Paul Eggert <eggert@twinsun.com>
4964 Fix some confusion with IEEE minus zero.
4966 * real.h (REAL_VALUES_IDENTICAL): New macro.
4968 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
4969 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
4971 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
4972 same tree structure as 0.0.
4974 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
4975 macro instead of doing it by hand.
4977 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
4979 * v850/lib1funcs.asm: Minor whitespace changes.
4980 * v850.c: Fix minor formatting problems in many places.
4981 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
4983 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
4985 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
4986 xplus1 when xplus0 is not a register.
4988 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
4990 * flow.c (find_basic_blocks): During marking phase, if we encounter
4991 an insn with a REG_LABEL note, make the target block live and
4992 create an edge from the insn to the target block. Do not make
4993 edges from all blocks to the target block.
4995 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
4997 * confiugre.in: Tweak NCR entries.
4998 * configure: Rebuilt.
5000 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
5002 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
5003 pick apart floating point values, instead of using CONST_DOUBLE_LOW
5004 and CONST_DOUBLE_HIGH.
5006 * rs6000.md (define_splits for DF constants): Use the appropriate
5007 REAL_VALUE_* interface to pick apart DF floating point constants in
5008 a machine independent fashion.
5010 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5012 * fold-const.c (fold_truthop): When changing a one-bit comparison
5013 against zero into a comparison against mask, do a proper sign
5016 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
5018 * except.c: Do not include "assert.h".
5019 (save_eh_status): Turn asserts into conditional aborts.
5020 (restore_eh_status, scan_region): Likewise.
5021 * dwarfout.c: Do not include "assert.h".
5022 (bit_offset_attribute): Turn asserts into conditional aborts.
5023 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
5024 (output_inlined_structure_type_die): Likewise.
5025 (output_inlined_union_type_die): Likewise
5026 (output_tagged_type_instantiation): Likewise.
5027 (dwarfout_file_scope_decl): Likewise.
5028 * dwarf2out.c: Do not include "assert.h"
5029 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
5030 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
5031 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
5032 (add_bit_size_attribute, scope_die_for): Likewise.
5033 (output_pending_types_for_scope): Likewise.
5034 (get_inlined_enumeration_type_die): Likewise.
5035 (get_inlined_structure_type_die): Likewise.
5036 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
5037 (gen_tagged_type_instantiation_die): Likewise.
5039 * flow.c (find_basic_blocks): Refine further to get a more correct
5040 cfg, especially in the presense of exception handling, computed
5041 gotos, and other non-trivial cases. Call abort if an inaccuracy
5042 is detected in the cfg.
5044 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5046 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
5048 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
5049 (skip_white_space): Use whitespace_cr.
5050 (check_newline): Handle whitespace more consistently.
5052 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
5054 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
5055 * i386/xm-cygwin32.h (POSIX): Define.
5057 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
5059 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
5060 is available elsewhere.
5062 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
5064 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
5065 what the instruction can handle.
5067 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
5069 * stmt.c (expand_decl_cleanup_no_eh): New fn.
5071 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
5073 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
5075 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
5076 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
5078 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
5080 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
5081 swap instruction order.
5083 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
5085 * fixinc.svr4 (__STDC__): Add another case.
5087 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5089 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
5090 addresses in the epilogue delay slot.
5092 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
5094 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
5095 in generated `specs' file.
5097 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
5099 * flags.h (flag_rerun_loop_opt): Declare.
5100 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
5101 * toplev.c (flag_rerum_loop_opt): Delete static.
5103 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5105 Bring over from FSF:
5107 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5109 * va-sh.h (__va_arg_sh1): Define.
5111 SH3E doesn't use any integer registers for subsequent arguments
5112 once a non-float value was passed in the stack.
5113 * sh.c (machine_dependent_reorg): If optimizing, put explicit
5114 alignment in front label for ADDR_DIFF_VEC.
5115 * sh.h (PASS_IN_REG_P): Fix SH3E case.
5116 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
5118 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5120 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
5123 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5125 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
5126 put an use_sfunc_addr before each sfunc.
5127 * sh.md (use_sfunc_addr, dummy_jump): New insns.
5128 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
5130 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5132 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
5134 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
5136 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
5139 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
5141 * alias.c (find_base_value): Only return the known base value for
5144 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
5146 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
5147 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
5149 (prologue_get_pc_and_set_got): New pattern.
5151 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
5153 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
5154 for SUBREG, just fall through.
5156 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
5158 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
5160 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
5162 * fixincludes: Fix "hypot" prototype in NeXT math.h.
5164 * Makefile.in (USE_ALLOCA): Always include alloca.o.
5165 (USE_HOST_ALLOCA): Likewise.
5167 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
5168 and LABEL_REFS fields.
5169 * rtl.h (LABEL_REFS): Update.
5171 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
5173 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
5174 sets i2dest. When calling distribute_notes for i3dest_killed, pass
5175 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
5178 * mips.md (insv, extzv, extv): Add change_address call.
5179 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
5181 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
5183 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
5185 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
5186 save_restore_insns if no FP and GP will be restored.
5188 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
5189 Convert CCmode to word_mode before calling GET_MODE_SIZE.
5191 * acconfig.h (HAVE_INTTYPES_H): Undef.
5192 * configure.in (inttypes.h): Check for conflicts between sys/types.h
5193 and inttypes.h, and verify that intmax_t is defined.
5194 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
5195 * config/mips/x-iris3: Likewise.
5197 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
5199 * alias.c (find_base_value): When copying arguments, return the
5200 tenative value for a hard register.
5202 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
5204 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
5205 (yylex): Record wide strings using target endianness, not host.
5207 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
5209 * mn10200.h (ASM_OUTPUT_BSS): Delete.
5210 (ASM_OUTPUT_ALIGNED_BSS): New macro
5211 * mn10300.h (ASM_OUTPUT_BSS): Delete.
5212 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5213 * v850.h (ASM_OUTPUT_BSS): Delete.
5214 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5216 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5218 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
5220 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
5222 * configure.in (sco5): Use cpio to install header files.
5224 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
5226 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
5228 * configure: Rebuild.
5230 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
5232 * i386/sco5.h: enable -gstabs once again.
5234 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
5236 * arm.c (output_move_double): Allocate 3 entries in otherops array.
5238 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
5240 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
5241 notes for sjlj exceptions too.
5242 (expand_eh_region_end): Similarly for EH_REGION_END notes.
5243 (exception_optimize): Optimize EH regions for sjlj exceptions too.
5244 * final.c (final_scan_insn): Don't output labels for EH REGION
5245 notes if doing sjlj exceptions.
5247 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
5249 * alias.c (init_alias_analysis): Handle -fno-alias-check when
5250 optimizing correctly.
5252 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
5253 or set current_function_calls_setjmp anymore.
5255 * flow.c (find_basic_blocks): If we delete the label for an
5256 exception handler, remove it from the EH label list and remove
5257 the EH_BEGIN/EH_END notes for that EH region.
5259 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
5261 * flow.c (find_basic_blocks): Generate correct flow control
5262 information when exception handling notes are present.
5264 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
5266 * dwarf2out.c (output_call_frame_info): Fix length argument
5267 to ASM_OUTPUT_ASCII.
5268 (output_die, output_pubnames, output_line_info): Likewise.
5270 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
5272 * version.c: Bump for snapshot.
5274 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
5275 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
5276 flag_debug_asm is on.
5277 (output_die, output_pubnames, output_line_info): Likewise.
5279 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
5280 and static_chain_rtx into the potential base values array if
5283 * alias.c (new_reg_base_value): New array of potential base values.
5284 (unique_id): Now file scoped static.
5285 (find_base_value, case REG): Return the value in reg_base_value
5286 array for the REG if it exists. Else, return the value from
5287 new_reg_base_value if copying args and REG is a hard register.
5288 (find_base_value, case PLUS): If either operand of the PLUS is
5289 a REG, try to get its base value. Handle base + index and
5291 (record_set): Use new_reg_base_value instead of reg_base_value.
5292 (init_alias_analysis): Allocate space for new_reg_base_value too.
5293 Rework code to iterate over the insns propagating base value
5294 information until nothing changes.
5296 * global.c (global_alloc): Free the conflict matrix after
5297 reload has finished.
5299 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
5301 * libgcc2.c (L_eh): Define __eh_pc.
5302 Replace __eh_type with generic pointer __eh_info.
5304 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
5306 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
5307 use copy_to_reg if address is not a general_operand.
5309 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5311 * profile.c (output_func_start_profiler): Clear flag_inline_functions
5312 for the duration of the call to rest_of_compilation.
5314 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
5316 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
5318 (sparc*-*-*): Recognize --with-cpu=v9.
5319 * sparc/elf.h: New file.
5320 * sparc/t-elf: New file.
5322 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
5324 * mn10300.c (const_8bit_operand): New function.
5325 (mask_ok_for_mem_btst): New funtion.
5326 * mn10300.md (btst patterns with mem operands): Use new functions
5327 to avoid creating btst instructions with invalid operands.
5329 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
5331 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
5332 are running on PowerPC Linux.
5334 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
5336 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
5337 if not previously defined.
5339 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
5341 * function.c (assign_parms): Correct mode of stack_parm if
5342 entry_parm underwent a mode conversion.
5344 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
5346 * global.c (global_alloc): Use xmalloc instead of alloca for
5347 CONFLICTS, since max_allocno * allocno_row_words alone can be more
5348 than 2.5Mb sometimes.
5350 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
5352 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
5353 DEST for the spill, adjust mode of SRC to compensate.
5355 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
5357 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
5358 since any_memory_operand() allows pseudos during reload.
5359 (reload_inhi, reload_outqi, reload_outhi): Likewise.
5361 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
5363 * m68k.md (btst patterns): Add 5200 support.
5365 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5367 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
5368 optimizations, look inside dividend to determine if the expression
5369 can be simplified by using EXACT_DIV_EXPR.
5371 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
5374 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
5376 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
5378 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
5380 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
5382 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
5385 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
5387 * alpha.md (movqi, movhi): Make sure new insns created during reload
5388 won't need reloading themselves.
5389 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
5391 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
5393 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
5395 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
5397 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
5398 Patch from Klaus Kaempf <kkaempf@progis.de>.
5400 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
5402 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
5403 to an element in a constant string.
5405 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
5407 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
5408 bit PC-relative offset. The exception range table pointer is now in
5410 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
5411 (count_fdes, add_fdes, get_cie): Adjust.
5412 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
5415 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
5417 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
5419 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
5420 like stack_pointer_rtx.
5422 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
5424 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
5425 targets using "$@" to provide support for similar but not identical
5426 targets without having to duplicate code.
5427 (bootstrap4): New goal.
5429 * Makefile.in (compare, compare-lean, compare3): Combined to one
5430 ruleset determining actions to be performed via $@.
5431 (compare4, compare4-lean): New targets.
5432 (gnucompare, gnucompare3): Combined to one ruleset determining
5433 actions to be performed via $@. Also, note which files failed
5434 the comparison test in .bad_compare.
5435 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
5437 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5439 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
5440 if the dividend is a multiple of the divisor.
5442 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
5444 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
5446 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
5449 * alias.c (true_dependence): Fix typo.
5451 * toplev.c (flag_rerun_loop_opt): New variable.
5452 (f_options): Handle -frerun-loop-opt.
5453 (rest_of_compilation): If -frerun-loop-opt, then run the loop
5455 (main): Enable -frerun-loop-opt by default for -O2 or greater.
5457 * loop.c (simplify_giv_expr): Adding two invariants results
5460 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
5462 * expr.c (get_inner_reference): Remove the array bias after
5463 converting the index to Pmode.
5465 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
5467 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
5468 (TARGET_MULT_BUG): Define.
5469 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
5470 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
5472 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
5474 * mn10200.c (indirect_memory_operand): Delete unused function.
5475 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
5476 * mn10200.md (bset, bclr insns): Handle output in a reg too.
5478 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
5480 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
5481 the callee's ldgp, we must do it ourselves, and we use the jsr tag
5482 for more than scheduling.
5484 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
5486 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
5488 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
5490 * mn10300.c (symbolic_operand, legitimize_address): New functions.
5491 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
5492 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
5494 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
5496 * version.c: Bump for snapshot.
5498 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5500 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
5503 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
5505 * toplev.c (flag_exceptions): Default value is 2.
5506 (compile_file): If flag_exceptions still has the value 2, then
5509 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
5510 (rs6000_save_machine_status): Save pic_offset_table_rtx.
5511 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
5513 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
5516 * rs6000.md (*movsi_got_internal_mem): New pattern.
5517 (*movsi_got_internal_mem splitter): New define_split.
5519 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
5521 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
5523 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5525 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
5526 only need to save LR.
5528 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
5530 * mn10300.md (movqi, movhi): Avoid using address registers as
5531 destinations unless absolutely necessary.
5533 * mn10200.c (expand_prologue): Fix typo.
5535 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
5537 * mn10200.md (neghi2): Provide an alternative which works if
5538 the input and output register are the same.
5540 * mn10300.c (print_operand): Handle 'S'.
5541 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
5542 shift amount in last alternative
5544 * mn10300.c (expand_epilogue): Rework to handle register restores
5545 in "ret" and "retf" instructions correctly.
5547 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
5549 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
5550 extzv for memory operands.
5552 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
5553 redundant conditional moves to single operand.
5555 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
5557 * v850.h: Move define of __v850__ from CPP_PREDEFINES
5560 * xm-v850.h: Use __v850 rather than __v850__ to
5563 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
5565 * mips/mips.c (compute_frame_size): Not a leaf function if
5568 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5570 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
5572 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
5574 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
5575 (DEFAULT_ARCH32_P): New macro.
5576 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
5577 (enum cmodel): Declare.
5578 (sparc_cmodel_string,sparc_cmodel): Declare.
5579 (SPARC_DEFAULT_CMODEL): Provide default.
5580 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
5581 (TARGET_FULLANY): Deleted.
5582 (TARGET_CM_MEDMID): New macro.
5583 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
5584 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5585 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
5586 (CPP_SPEC): Rewrite.
5587 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5588 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
5589 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5590 (ASM_SPEC): Add %(asm_arch).
5591 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
5592 Rename asm_default to asm_cpu_default.
5593 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
5594 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
5595 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
5596 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
5597 (MASK_INT64,MASK_LONG64): Delete.
5598 (MASK_ARCH64): Renamed to MASK_64BIT.
5599 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
5600 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
5601 (TARGET_SWITCHES): Always provide 64 bit options.
5602 (ARCH64_SWITCHES): Delete.
5603 (TARGET_OPTIONS): New option -mcmodel=.
5604 (INT_TYPE_SIZE): Always 32.
5605 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
5606 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
5607 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
5608 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
5609 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
5611 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5612 * sparc/linux.h: Likewise.
5613 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
5614 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5615 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
5616 (SPARC_DEFAULT_CMODEL): Define.
5617 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5618 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5619 (LONG_DOUBLE_TYPE_SIZE): Define.
5620 (ASM_SPEC): Add %(asm_arch).
5621 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5622 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5623 (TARGET_CPU_DEFAULT): Add ultrasparc case.
5624 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
5625 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
5626 (SPARC_DEFAULT_CMODEL): Define.
5627 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
5628 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
5629 MASK_LONG64, MASK_MEDANY.
5630 (SPARC_DEFAULT_CMODEL): Define.
5631 (CPP_PREDEFINES): Delete.
5632 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5633 (ASM_SPEC): Add %(asm_arch).
5634 (LONG_DOUBLE_TYPE_SIZE): Define.
5635 (DWARF2_DEBUGGING_INFO): Define.
5636 * sparc/splet.h (CPP_SPEC): Delete.
5637 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5638 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
5639 (BLOCK_PROFILER): Likewise.
5640 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
5641 (sparc_override_options): Handle code model selection.
5642 (sparc_init_expanders): Renamed from sparc64_init_expanders.
5643 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
5644 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
5645 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
5646 (sethi_di_fullany): Delete.
5648 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
5649 Jeff Law <law@cygnus.com>
5650 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5652 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
5653 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
5654 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
5655 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
5656 * alpha/alpha.md (arg_home): Likewise.
5658 * alpha/alpha.c (vmskrunch): Delete
5659 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
5660 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
5661 truncate to 64 characters.
5663 * make-l2.com: Support openVMS/Alpha.
5665 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
5667 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5669 * longlong.h (count_leading_zeros): Add missing casts to USItype.
5671 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
5673 * i386/bsd386.h (ASM_COMMENT_START): Define.
5675 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
5677 * tree.c (restore_tree_status): Also free up temporary storage
5678 when we finish a toplevel function.
5679 (dump_tree_statistics): Print stats for backend obstacks.
5681 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
5683 * expr.c (use_group_regs): Don't call use_reg for MEMs.
5685 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
5687 * libgcc2.c (__throw): Don't copy the return address.
5688 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
5690 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
5691 * toplev.c (main): Initialize exceptions_via_longjmp.
5693 * tree.c: Add extra_inline_obstacks.
5694 (save_tree_status): Use it.
5695 (restore_tree_status): If this is a toplevel inline obstack and we
5696 didn't want to save anything on it, recycle it.
5697 (print_inline_obstack_statistics): New fn.
5698 * function.c (pop_function_context_from): Pass context to
5699 restore_tree_status.
5700 * obstack.h (obstack_empty_p): New macro.
5702 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
5704 * i386/freebsd.h (ASM_COMMENT_START): Fix.
5706 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
5708 * v850.c (ep_memory_offset): New function.
5709 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
5711 * v850.h (CONST_OK_FOR_*): Add and correct comments.
5712 (CONSTANT_ADDRESS_P): Add comment.
5713 (EXTRA_CONSTRAINT): Define 'U'.
5714 * v850.md: Add comments on bit field instructions.
5715 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
5716 (lshrsi3): Use N not J constraint.
5718 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
5720 * v850.c (reg_or_0_operand): Call register_operand.
5721 (reg_or_int5_operand): Likewise.
5722 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
5723 (TARGET_SWITCHES): Add "big-switch".
5724 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
5725 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
5726 (CASE_DROPS_THROUGH): Comment out.
5727 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
5728 * v850.md (cmpsi): Delete compare mode.
5729 (casesi): New pattern.
5731 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
5732 * v850.md (ashlsi3): Use SImode not QImode for shift count.
5733 (lshrsi3): Likewise.
5735 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
5736 unreachable switch statement after 'b' support. Remove "b" from
5737 strings for 'b' support.
5738 * v850.md (branch_normal, branch_invert): Change %b to b%b.
5740 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
5742 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
5743 empty line if @inhibit_libc@ is empty.
5745 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
5747 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
5748 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
5749 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5750 (DWARF2_UNWIND_INFO): Let this track object file format.
5751 (EXTRA_SECTIONS): Add in_eh.
5752 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
5753 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5755 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
5757 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
5758 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
5760 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
5761 (output_double_int): Output DI mode values correctly when
5762 HOST_BITS_PER_WIDE_INT is 64.
5763 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
5764 fmovd so it works if a quad float ends up in one of the upper 32
5766 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
5767 necessary for PIC support on sparc64.
5769 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
5771 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
5772 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
5773 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
5774 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
5775 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
5776 (SPARC_FP_ARG_FIRST): New macro.
5777 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
5778 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
5779 (NPARM_REGS): There are 32 fp argument registers now.
5780 (FUNCTION_ARG_REGNO_P): Likewise.
5781 (FIRST_PARM_OFFSET): Update to new v9 abi.
5782 (REG_PARM_STACK_SPACE): Define for arch64.
5783 (enum sparc_arg_class): Delete.
5784 (sparc_arg_count,sparc_n_named_args): Delete.
5785 (struct sparc_args): Redefine and use for arch32 as well as arch64.
5786 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
5787 (FUNCTION_ARG_ADVANCE): Rewrite.
5788 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
5789 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
5790 (FUNCTION_ARG_CALLEE_COPIES): Delete.
5791 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
5792 (STRICT_ARGUMENT_NAMING): Define.
5793 (doublemove_string): Declare.
5794 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
5795 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
5796 (doublemove_string): New function.
5797 (output_move_quad): Clean up some of the arch64 support.
5798 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
5799 Don't add 8 bytes of reserved space if arch64.
5800 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
5801 (init_cumulative_args): New function.
5802 (function_arg_slotno): New static function.
5803 (function_arg,function_arg_partial_nregs): New functions.
5804 (function_arg_{pass_by_reference,advance}): New functions.
5805 (function_arg_padding): New function.
5806 * ginclude/va-sparc.h: Rewrite v9 support.
5808 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
5810 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
5811 for hard regs to determine base and index registers.
5813 * reload.c (debug_reload_to_stream): New function. Specify stream
5814 into which to write debug info.
5815 (debug_reload): Modify to call debug_reload_to_stream with stderr.
5817 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
5819 * combine.c (can_combine_p): Don't combine with an asm whose
5820 output is a hard register.
5822 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
5824 * c-decl.c (start_struct): Ensure that structs with forward
5825 declarations are in fact packed when -fpack-struct is given.
5827 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
5828 we are packing a structure. This allows a structure with only
5829 bytes to be aligned on a byte boundary and have no padding on a
5832 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5834 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
5836 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
5838 * alpha.c (alpha_return_addr_rtx): New variable.
5839 (alpha_save_machine_status): New; save it.
5840 (alpha_restore_machine_status): New; restore it.
5841 (alpha_init_expanders): New; clear it.
5842 (alpha_return_addr): New; set it.
5843 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
5844 is overly conservative, so search the insns explicitly.
5845 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
5846 (alpha_sa_size [VMS && !VMS]): Likewise.
5847 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
5848 (INIT_EXPANDERS): New definition.
5850 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
5851 (output_prolog [!VMS]): Use them.
5853 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
5854 (alpha_does_function_need_gp): ... a new function. Refine the
5855 CALL_INSN test to just TYPE_JSR.
5856 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
5858 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
5860 * version.c: Bump for snapshot.
5862 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5864 * pa.c (move_operand): Respect -mdisable-indexing.
5865 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5867 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
5869 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
5871 (umulsidi3,umulsi3_highpart): Ditto.
5872 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
5874 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
5876 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
5877 (alpha_handle_trap_shadows): ... a new function. Handle the entire
5878 function in one go. Emit RTL for trapb, instead of printf directly.
5879 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
5880 (trap_pending): Kill global variable.
5881 (output_epilog): Don't call final_prescan_insn.
5882 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
5883 * alpha.h (FINAL_PRESCAN_INSN): Remove.
5884 (MACHINE_DEPENENT_REORG): Define.
5885 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
5888 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
5890 Tune Haifa scheduler for Alpha:
5891 * alpha.h (ISSUE_RATE): Define.
5892 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
5893 EV4 adjustments to EV5.
5894 * alpha.md: Remove all scaling from function unit delays. Rework
5895 EV5 function units to match the CPU.
5896 (umuldi3_highpart): EV5 added the IMULH insn class.
5898 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
5900 * pa.c (following_call): Fail if the CALL_INSN is an indirect
5903 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
5905 * cplus-dem.c (demangle_signature): Don't look for return types on
5906 constructors. Handle member template constructors.
5908 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
5910 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
5911 * tree.h: Declare them.
5913 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
5915 * configure.in: Handle --with-newlib.
5916 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
5918 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
5920 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
5922 * config/ptx4.h: Fix typo.
5924 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
5926 * version.c: Bump for snapshot.
5928 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
5930 * aclocal.m4: Substitute INSTALL.
5931 * configure: Re-built.
5933 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
5935 * integrate.c (save_for_inline_copying): Avoid undefined pointer
5937 (expand_inline_function): Likewise.
5939 * dwarf2out.c (output_call_frame_info): Reinstate last change
5940 using flag_debug_asm check instead of flag_verbose_asm.
5942 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
5944 * dwarf2out.c (output_call_frame_info): Remove last change.
5946 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5948 * frame.c (__frame_state_for): Execute the FDE insns until the
5949 current pc value is strictly bigger than the target pc value.
5951 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
5953 * regclass.c (init_reg_modes): If we can't find a mode for the
5954 register, use the previous one.
5956 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
5958 * haifa-sched.c (print_block_visualization): Call fprintf directly,
5959 don't sprintf through an alloca'ed buffer.
5961 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
5963 * reload.c (decompose): Always initialize val.base.
5965 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5967 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
5968 instead of aborting.
5969 * dwarf2out.c (output_call_frame_info): Call app_enable and
5970 app_disable to let GNU as accept the generated comments.
5972 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
5974 * tree.h (get_file_function_name): Add declaration.
5975 * dwarf2out.c (output_call_frame_info): No need to cast
5976 get_file_function_name call anymore.
5977 * profile.c (toplevel): Remove get_file_function_name
5979 * c-lang.c (finish_file): Ditto.
5981 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
5983 * Makefile.in (program_transform_name): Let autoconf substitute
5986 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
5988 * haifa-sched.c (schedule_block): If the first real insn in a
5989 block has any special notes attached to it, remove them.
5991 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
5993 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
5995 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5997 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
5999 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
6001 * Makefile.in (check-g77): New test target.
6002 (CHECK-TARGETS): Add check-g77.
6004 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6006 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
6008 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
6010 * flow.c (print_rtl_with_bb): Cast alloca return value for
6013 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
6015 * i386.h (RETURN_ADDR_RTX): New definition that works for
6016 __builtin_return_address(0) and -fomit-frame-pointer.
6018 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
6020 Bring over from FSF.
6021 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
6023 * mips.c (function_arg): Handle passing a struct
6024 containing a double in a DFmode register without the PARALLEL.
6026 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
6028 * pexecute.c: Use spawn if __CYGWIN32__.
6030 * pexecute.c: Include "config.h" first, as per autoconf manual
6031 (from Paul Eggert <eggert@twinsun.com>).
6033 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6035 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
6036 optimisation for f/expr.o and f/stb.o.
6038 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
6040 * cse.c (this_insn_cc0_mode): Initialize.
6042 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
6044 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
6046 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
6048 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
6050 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
6051 that pair will dual-issue on the 21164 and plus+beq won't.
6052 (bne): Likewise for cmpeq+beq.
6054 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
6056 * except.c (find_exception_handler_labels): Correct argument to free.
6058 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
6060 * except.c (find_exception_handler_labels): Free LABELS when we're
6063 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
6065 * version.c: Bump for snapshot.
6067 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6069 * flow.c (find_basic_blocks): Mark calls as potentially jumping
6072 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
6074 * configure.in: Substitute for "install" too.
6075 * configure: Rebuilt.
6077 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
6079 * Makefile.in (bootstrap-lean, compare-lean): New targets.
6081 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
6083 * alias.c (base_alias_check): Two symbols can conflict if they
6084 are accessed via AND.
6085 (memrefs_conflict_p): Likewise.
6087 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
6088 after flushing argument registers to the stack.
6090 * Makefile.in (mostlyclean): Remove .regmove files.
6092 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6094 * libgcc2.c (__throw): Fix thinko.
6096 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
6098 * cplus-dem.c (demangle_template): Add new parameter. Handle new
6099 template-function mangling.
6100 (consume_count_with_underscores): New function.
6101 (demangle_signature): Handle new name-mangling scheme.
6103 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6105 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
6108 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
6110 * frame.c: Remove last change.
6111 * dwarf2.h: Remove last change.
6112 * tree.h: Add declarations of DWARF2 unwind info support
6115 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6117 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
6118 * tree.h (built_in_function): Likewise.
6119 * expr.c (expand_builtin): Likewise.
6120 * except.h: Likewise.
6121 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
6122 * libgcc2.c (copy_reg): New fn.
6125 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
6127 * c-typeck.c (build_binary_op): Warn about comparing signed vs
6128 unsigned if -W is specified and -Wno-sign-compare is not.
6129 * c-decl.c (warn_sign_compare): Initialize to -1.
6130 (c_decode_option): -Wall no longer implies -Wsign-compare.
6132 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6134 * frame.c: Include gansidecl.h for PROTO.
6135 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
6136 defined. Don't declare dwarf2out_cfi_label here.
6137 * dwarf2.h: Add declarations of DWARF2 unwind info support
6139 * m68k.c: Include dwarf2.h.
6140 (output_function_prologue): Add dwarf2 support.
6141 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
6142 (INCOMING_FRAME_SP_OFFSET): Likewise.
6144 * integrate.c (expand_inline_function): Make sure there is at
6145 least one insn that can be used as an insertion point.
6147 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6149 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
6151 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
6153 * version.c: Bump for snapshot.
6155 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
6157 Bring over from FSF.
6159 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
6161 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
6162 (get_pc_via_rdpc): Renamed from get_pc_sp64.
6163 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
6165 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
6167 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
6168 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
6170 (sparc_align_{loops,jumps,funcs}_string): Declare.
6171 (sparc_align_{loops,jumps,funcs}): Declare.
6172 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
6173 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
6174 (STACK_BIAS): Define.
6175 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
6177 (SPARC_SETHI_P): New macro.
6178 (CONST_OK_FOR_LETTER_P): Use it.
6179 (ASM_OUTPUT_ALIGN_CODE): Define.
6180 (ASM_OUTPUT_LOOP_ALIGN): Define.
6181 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
6182 (sparc_align_{loops,jumps,funcs}): New globals.
6183 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
6185 (move_operand): Use SPARC_SETHI_P.
6186 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
6188 (arith11_double_operand): Likewise.
6189 (arith10_double_operand): Likewise.
6190 (finalize_pic): Finish sparc64 support.
6191 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
6192 64 bit constants if able.
6193 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
6194 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
6196 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
6197 (get_pc_sp32): Use for sparc64 as well.
6198 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
6199 (sethi_di_sp64_const): Likewise.
6200 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
6201 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
6202 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
6204 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
6206 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
6207 * sparc/linux.h (COMMENT_BEGIN): Likewise.
6208 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
6210 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
6212 Add sparc64 linux support.
6213 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
6214 to xm_file list on 32-bit sparc-linux.
6215 * sparc/xm-sp64.h: New file.
6216 * sparc/linux64.h: New file.
6217 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
6218 Don't include xm-sparc.h.
6219 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
6220 * glimits.h (LONG_MAX): Handle sparc64.
6222 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
6224 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
6225 * sparc.h (ASM_COMMENT_START): Define.
6226 * sparc.c (output_function_prologue): Use it.
6227 (sparc_flat_output_function_{epi,pro}logue): Likewise.
6229 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
6231 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
6232 use sparc.h's copies.
6233 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
6236 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6238 * sparc.c (dwarf2out_cfi_label): Add declaration.
6239 (save_regs, output_function_prologue): Remove cast for it.
6240 (sparc_flat_{save_restore,output_function_prologue): Likewise.
6241 ({save,restore}_regs): No longer inline.
6243 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6245 * fold-const.c (make_range): Correctly handle cases of converting
6246 from unsigned to signed type.
6248 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6250 * fold-const.c (merge_ranges): Make sure that if one range is subset
6251 of another, it will always be the second range. Correct (+,-) case to
6254 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
6256 * final.c (final_end_function): Also do dwarf2 thing if
6257 DWARF2_DEBUGGING_INFO.
6258 (final_start_function): Likewise.
6260 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
6262 * expmed.c (expand_divmod): If compute_mode is not the same as
6263 mode, handle the case where convert_modes() causes op1 to no
6264 longer be a CONST_INT.
6266 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
6267 note holding get_jump_flags() calculation to all JUMP_INSNs.
6268 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
6269 * rtl.c (reg_note_name): Add new note types.
6271 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
6273 * rtlanal.c (computed_jump_p): Fix typo in last change.
6275 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6277 * loop.c (indirect_jump_in_function_p): Return 0
6280 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
6282 * rs6000/xm-rs6000.h: Fix thinko in last change.
6283 * rs6000/xm-sysv4.h: Likewise.
6285 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
6287 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
6289 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
6291 * reg-stack.c (find_blocks): Fix thinko in last change.
6293 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6295 * m68k.c (output_function_prologue): Add dwarf2 support.
6297 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
6298 INCOMING_FRAME_SP_OFFSET): New definitions.
6300 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
6302 * combine.c (try_combine): Use NULL_RTX instead of '0' where
6303 appropriate in calls to gen_rtx().
6304 * cse.c (cse_main): Likewise.
6305 * emit-rtl.c (gen_label_rtx): Likewise.
6306 * expr.c (init_expr_once): Likewise.
6307 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
6308 sched_analyze, init_rgn_data_dependences,
6309 compute_block_backward_dependences): Likewise.
6310 * sched.c (schedule_insns): Likewise.
6311 * varasm.c (immed_double_const): Likewise.
6313 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
6314 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
6316 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
6318 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
6319 (MULTILIB_DEFAULTS): Define.
6320 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
6321 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
6322 (LIBGCC_SPEC): Likewise.
6323 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
6324 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
6325 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
6326 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
6327 (EXTRA_PARTS, TAROUTOPTS): Delete.
6328 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
6329 (MULTILIB_OPTIONS): Define.
6330 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
6331 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
6333 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
6335 * version.c: Bump for snapshot.
6337 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
6339 * loop.c (loop_number): Delete function. Change all references
6340 to use uid_loop_num array.
6341 * loop.h (loop_number): Delete declaration.
6342 * unroll.c (unroll_loop): Change "loop_number" references to
6343 use uid_loop_num instead.
6345 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
6347 (loop_unroll_iter): Remove unused variable and all references.
6348 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
6349 (insert_bct): Fix minor formatting problems.
6350 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
6351 (loop_unroll_iter): Removed unused decl.
6352 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
6353 Always record the unrolling factor.
6355 * cse.c (simplify_relational_operation): Set h0u just like h0s.
6356 Similarly for h1u and h1s.
6358 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
6359 (find_basic_blocks): Use computed_jump_p to determine if a
6360 particular JUMP_INSN is a computed jump.
6361 * reg-stack.c (find_blocks): Use computed_jump_p to determine
6362 if a particular JUMP_INSN is a computed jump.
6363 * rtlanal.c (jmp_uses_reg_or_mem): New function.
6364 (computed_jump_p): Likewise.
6365 * rtl.h (computed_jump_p): Declare.
6366 * genattrtab.c (pc_rtx): Define and initialize.
6367 * loop.c (loop_optimize): Always determine if the current
6368 function has a computed jump.
6369 (indirect_jump_in_function_p): Use computed_jump_p to determine
6370 if a particular JUMP_INSN is a computed jump.
6372 * loop.c (fix_bct_param): Delete unused function.
6373 (check_bct_param): Likewise.
6375 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6377 * frame.c (__deregister_frame): Check properly for initialized object.
6379 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6381 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
6383 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6385 * jump.c (thread_jumps): check can_reverse_comparison_p before
6386 threading a reversed-condition jump.
6388 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
6389 * haifa-sched.c (update_flow_info): Likewise.
6391 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
6393 * Makefile.in (BOOT_CFLAGS): Use -O2.
6395 * configure.in (strtoul, bsearch): Have autoconf check for these
6397 * configure, config.in: Rebuilt.
6399 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
6400 * mips/mips.h (alloca): Likewise.
6401 * rs6000/xm-rs6000.h (alloca): Likewise.
6402 * rs6000/xm-sysv4.h: Likewise.
6404 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
6406 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
6407 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
6408 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
6410 * except.c (end_eh_unwinder): Subtract 1 from return address.
6411 * libgcc2.c (__throw): Likewise.
6412 (find_exception_handler): Don't change PC here. Compare end with >.
6414 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
6416 * v850.c (compute_register_save_size): Correct register
6418 * v850.md (save_interrupt, return_interrupt): Correct
6420 * v850/lib1funcs.asm (save_interrupt): Correct register number.
6421 (return_interrupt): Use stack pointer, not element pointer.
6423 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
6425 * configure.in, configure: Make sure to create the stage* and include
6426 symbolic links in each subdirectory.
6428 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
6430 * pa.md (reload_peepholes): Don't allow addresses with side
6431 effects for the memory operand.
6433 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6435 * libgcc2.c (find_exception_handler): Subtract one from our PC when
6436 looking for a handler, to avoid hitting the beginning of the next
6439 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
6441 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
6443 * mips/abi64.h (LONG_MAX_SPEC): Define.
6444 * mips.h (LONG_MAX_SPEC): Define.
6445 (CPP_SPEC): Include long_max_spec.
6446 (EXTRA_SPECS): Include long_max_spec.
6448 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
6450 * v850.c (construct_save_jarl): Fix thinko in last change.
6452 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
6454 * version.c: Bump for snapshot.
6456 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6458 * libgcc2.c (find_exception_handler): Not found is -1.
6460 * integrate.c (expand_inline_function): Move expand_start_bindings
6461 after expanding the arguments.
6463 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
6465 * expr.c (expand_expr): Remove previous incorrect change.
6466 If target and slot has no DECL_RTL, then call mark_addressable
6467 again for the slot after we give it RTL.
6469 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
6471 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
6472 again for the slot after we give it RTL.
6474 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
6476 * v850.c (register_is_ok_for_epilogue,
6477 pattern_is_ok_for_epilogue, construct_restore_jr,
6478 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
6480 * v850.h (pattern_is_ok_for_prologue,
6481 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
6484 * v850.md: Replace prologue and epilogue patterns with a
6485 match_parallel pattern.
6487 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
6489 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
6490 * configure.in: Use EGCS_PROG_INSTALL.
6492 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
6494 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
6495 extern inline function.
6497 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
6499 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
6500 (concat_loc_descriptor): New function.
6501 (loc_descriptor): Call it.
6502 (add_AT_location_description): Also elide the descriptor if both
6503 halves of a CONCAT are pseudos.
6504 (add_location_or_const_value_attribute): Recognize CONCAT too.
6506 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
6508 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
6510 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
6511 out-or-range reg_offset.
6512 (output_epilog): Likewise.
6514 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
6516 * cse.c (simplify_relational_operation): If MODE specifies a
6517 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
6518 is derived from the sign bit of the low word.
6520 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6522 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
6524 * dwarf2.h: Add DW_CFA_GNU_args_size.
6525 * frame.c (execute_cfa_insn): Likewise.
6526 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
6527 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
6528 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
6529 insn, hand it off to dwarf2out_stack_adjust.
6530 (dwarf2out_begin_prologue): Initialize args_size.
6531 * frame.h (struct frame_state): Add args_size.
6532 * libgcc2.c (__throw): Use args_size.
6533 * final.c (final_scan_insn): If we push args, hand off all insns
6534 to dwarf2out_frame_debug.
6535 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
6537 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
6538 Handle epilogue restore of SP from FP.
6539 * emit-rtl.c (gen_sequence): Still generate a sequence if the
6540 lone insn has RTX_FRAME_RELATED_P set.
6542 * frame.c (extract_cie_info): Handle "e" augmentation.
6543 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
6544 absence of UNALIGNED_*_ASM_OP.
6545 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
6546 (output_call_frame_info): Use "e" instead of "z" for augmentation.
6547 Don't emit augmentation fields length.
6548 (dwarf2out_do_frame): Move outside of #ifdefs.
6549 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
6552 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
6553 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
6554 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
6555 * sparc/sun4gas.h: New file.
6556 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
6558 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
6559 __register_frame_table and __deregister_frame.
6561 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
6563 * except.c (find_exception_handler_labels): Use xmalloc instead of
6564 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
6567 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
6569 * Makefile.in: Various changes to build info files
6570 in the object tree rather than the source tree.
6572 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
6574 * fixinc.math: New file to fix math.h on some systems.
6575 * configure.in (freebsd, netbsd): Use fixinc.math on these
6577 * configure: Rebuilt.
6579 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
6581 * regmove.c (regmove_optimize): If we end up moving the
6582 original insn due to lifetime overlaps, make sure to move
6585 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
6587 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
6589 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
6591 * haifa-sched.c (add_branch_dependences): Make each insn in
6592 a SCHED_GROUP_P block explicitly depend on the previous insn.
6594 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6596 * except.h: Prototype dwarf2 hooks.
6599 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
6601 * configure.in (native_prefix): Delete.
6602 (mips-dec-netbsd): Don't set prefix.
6603 (*linux*): Don't set prefix.
6605 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
6607 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
6608 defined. If not defined, include <sys/varargs.h> if
6609 HAVE_SYS_VARARGS_H is defined.
6610 * configure.in: Test for varargs.h and sys/varargs.h.
6611 * configure: Regenerate with autoconf.
6612 * config.in: Regenerate with autoheader.
6614 * cpplib.c (quote_string): Cast first arg of sprintf call
6615 from "unsigned char *" to "char *".
6616 (output_line_command): Ditto.
6617 (macroexpand): Ditto.
6618 (do_line): Cast atoi arg from "unsigned char *" to "char *".
6620 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
6622 * version.c: Bump for snapshot.
6624 * Makefile.in (compare): Exit with nonzero status if there
6625 are comparison failures. Note which files failed the
6626 comparison test in .bad_compare.
6628 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6630 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
6632 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
6634 * Makefile.in (LN, LN_S): New macros, use where appropriate.
6635 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
6636 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
6637 * configure: Regenerated.
6639 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
6641 * loop.c (strength_reduce): Fix typo.
6643 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
6645 * m88k/m88k.c (struct option): Rename to struct options.
6646 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
6647 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
6648 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
6649 __DOLPHIN__ or sysV88.
6651 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
6653 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
6656 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
6658 * config.sub: Accept 'amigados' for backward compatability.
6660 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6662 * Makefile.in (testsuite/site.exp): New target.
6663 (check-gcc, check-g++): Depend on testsuite/site.exp.
6664 Don't stop for failure.
6666 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
6668 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
6669 if DWARF2_UNWIND_INFO.
6671 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
6673 Add support for exception handling using DWARF 2 frame unwind info.
6674 Currently works on SPARC and MIPS, and almost on x86.
6676 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
6677 next_stack_level, in_reg_window): Helper fns.
6678 (__throw): Implement for DWARF2_UNWIND_INFO.
6680 * expr.c (expand_builtin): Handle builtins used by __throw.
6681 * tree.h (enum built_in_function): Add builtins used by __throw.
6682 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
6683 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
6684 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
6685 (expand_builtin_extract_return_addr): Likewise.
6686 (expand_builtin_frob_return_addr): Likewise.
6687 (expand_builtin_set_return_addr_reg): Likewise.
6688 (expand_builtin_eh_stub): Likewise.
6689 (expand_builtin_set_eh_regs): Likewise.
6690 (eh_regs): Choose two call-clobbered registers for passing back values.
6692 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
6693 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
6694 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
6695 (stmp-multilib): Likewise.
6696 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
6698 * except.c: #include "defaults.h".
6699 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
6700 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
6701 (register_exception_table_p): New fn.
6702 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
6703 (end_eh_unwinder): Likewise.
6705 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
6706 call __register_frame and __deregister_frame as needed.
6707 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
6708 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
6709 EH_FRAME_SECTION_ASM_OP.
6710 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
6711 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
6712 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
6714 * dwarf2out.c (output_call_frame_info): If no support for
6715 EXCEPTION_SECTION, mark the start of the frame info with a
6717 * collect2.c (frame_tables): New list.
6718 (is_ctor_dtor): Recognise frame entries.
6719 (scan_prog_file): Likewise.
6720 (main): Pass -fno-exceptions to sub-compile. Also do collection
6721 if there are any frame entries.
6722 (write_c_file_stat): Call __register_frame_table and
6723 __deregister_frame as needed.
6724 (write_c_file_glob): Likewise.
6726 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
6727 Also require unaligned reloc support.
6728 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6729 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
6730 * sparc/sysv4.h: Not here.
6732 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
6733 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
6734 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
6736 * libgcc2.c (L_eh): Reorganize, moving code shared by different
6737 EH implementations to the top.
6738 (find_exception_handler): Split out. Start from 0. Compare against
6740 (__find_first_exception_table_match): Use it.
6741 * except.c (output_exception_table): Don't do anything if there's
6742 no table. Don't output a first entry of zeroes.
6743 (eh_outer_context): Adjust properly.
6744 (add_eh_table_entry): Use xrealloc.
6745 * toplev.c (compile_file): Just call output_exception_table.
6747 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
6749 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
6751 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
6753 * except.c (eh_outer_context): Do masking using expand_and.
6755 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
6757 Add port done awhile ago for the ARC cpu.
6758 * arc/arc.h: New file.
6759 * arc/arc.c: New file.
6760 * arc/arc.md: New file.
6761 * arc/initfini.c: New file.
6762 * arc/lib1funcs.asm: New file.
6763 * arc/t-arc: New file.
6764 * arc/xm-arc.h: New file.
6765 * ginclude/va-arc.h: New file.
6766 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
6767 * ginclude/varargs.h: Likewise.
6768 * Makefile.in (USER_H): Add va-arc.h.
6769 * configure.in (arc-*-elf*): Recognize.
6770 * longlong.h: Add ARC support.
6772 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
6774 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
6775 when clearing non-BLKmode data.
6777 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
6779 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
6780 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
6782 * xm-m88k.h (USG): Only define if it hasn't already been defined.
6784 * Makefile.in (risky-stage1): Delete gratutious whitespace.
6786 * Makefile.in (clean): Delete libgcc1-test.
6788 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
6790 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
6792 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
6795 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6797 * dwarf2out.c (output_call_frame_info): Call named_section.
6799 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
6801 * haifa-sched.c (print_value): Fix last change.
6803 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
6805 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
6808 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
6810 * mips.c (function_prologue): Set up the CFA when ABI_32.
6812 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
6813 for dwarf2 unwind info.
6814 (output_function_prologue, sparc_flat_output_function_prologue): Same.
6816 * final.c (final_end_function): Check dwarf2out_do_frame instead
6817 of DWARF2_DEBUG for dwarf2 unwind info.
6818 (final_scan_insn): Likewise.
6819 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
6822 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
6825 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
6827 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
6829 * v850.h (ASM_SPEC): Pass on target processor.
6830 (CPP_PREDEFINES): Only define if not already specified.
6831 (TARGET_VERSION): Only define if not already specified.
6832 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
6834 (EXTRA_SWITCHES): Extra entries in the switches array.
6835 (TARGET_DEFAULT): Set default target processor.
6837 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
6839 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
6840 cases, add %# and %/, and add : to make them into extended asms.
6842 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
6844 * alias.c (init_alias_analysis): Clean up incompatible pointer
6845 type warning in bzero.
6846 * regmove.c (regmove_optimize): Ditto.
6847 * haifa-sched.c (find_rgns): Ditto.
6849 * haifa-sched.c (print_value): Clean up ptr->int cast
6852 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
6854 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
6855 * install.texi (Configurations): Ditto.
6856 * config.sub: Ditto.
6858 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
6860 * Makefile.in (sdbout.o): Depend on insn-config.h.
6862 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
6864 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
6865 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
6867 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
6869 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
6870 prologue insn, only the first elt is significant.
6871 (output_call_frame_info): For exception handling, always use 4-byte
6872 fields as specified by the dwarf2 spec.
6873 Don't skip trivial FDEs.
6875 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
6877 * version.c: Bump for snapshot.
6879 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
6881 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
6882 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
6885 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
6887 * final.c (shorten_branches): During first pass, assume worst
6888 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
6890 * Makefile.in (distclean): Remove various things left around
6891 by running the testsuite.
6893 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
6895 * configure.in (out_file): Emit definition to config.status in order
6896 to have a defined value for configure.lang.
6897 * configure: Re-built.
6899 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
6901 * configure.in: Make symlink to as-new rather than as.new. Similarly
6903 * configure: Rebuilt.
6905 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
6907 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
6909 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
6911 * sparc/sparc.md: Add ultrasparc scheduling support.
6912 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
6914 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6916 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
6917 as initial value for real_label_map.
6918 (copy_for_inline): Likewise.
6920 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6922 * sched.c (update_flow_info) When looking if to set found_split_dest
6923 or found_orig_dest, look at all parts of a PARALLEL.
6924 * haifa-sched.c (update_flow_info): Likewise.
6926 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
6928 * v850: New directory for v850 port.
6929 * v850/lib1funcs.asm: New file.
6930 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
6931 * ginclude/va-v850.h: New file.
6932 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
6933 * configure.in (mn10200-*-*): New target.
6934 * configure: Rebuilt.
6935 * config.sub: Handle v850-elf.
6936 * Makefile.in (USER_H): Add va-mn10200.h.
6937 * invoke.texi: Document v850 stuff.
6939 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
6941 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
6942 has integer TYPE_{MAX,MIN}_VALUE before using them.
6944 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
6945 __HPUX_ASM__ versions.
6947 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
6949 * install.sh: Delete duplicate install script.
6951 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
6953 * reg-stack.c (subst_stack_regs): Pop the stack register for a
6954 computed goto which sets the same stack register.
6956 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
6957 destination are both on the regstack.
6958 (subst_stack_regs_pat): Put the destination at the top of the regstack.
6960 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
6962 * mips.md (nonlocal_goto_receiver): Define.
6964 * profile.c (output_arc_profiler): Check next_insert_after for non
6965 NULL before deferencing it.
6967 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
6969 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
6971 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
6973 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
6975 * toplev.c (rest_of_compilation): For passes starting with
6976 flow_analysis, use print_rtl_with_bb instead of print_rtl.
6978 * print-rtl.c (print_rtl_single): Print a single rtl value to a
6981 * flow.c (print_rtl_with_bb): Print which insns start and end
6982 basic blocks. For the start of a basic block, also print the live
6985 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
6987 * toplev.c (main): Change #elif to #else/#ifdef
6989 * tlink.c: Include ctype.h.
6990 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
6992 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
6994 * bitmap.c: Conditionally include stdlib.h.
6995 (free): Provide a declaration if NEED_DECLARATION_FREE.
6997 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
6999 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
7001 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
7003 * profile.c (output_arc_profiler): Verify next_insert_after is an
7004 INSN before and after skipping a stack pop.
7006 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7008 * final.c (shorten_branches): Don't count the lengths of deleted
7011 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
7013 * version.c: Bump for snapshot.
7015 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
7017 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
7018 two bitmaps ANDed together.
7019 (bitmap_print): Declare.
7021 * bitmap.c (function_obstack): Don't declare any more.
7022 (bitmap_obstack): Obstack for allocating links from.
7023 (bitmap_obstack_init): New static to say whether to initialize
7025 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
7026 (bitmap_release_memory): Free all memory allocated from
7029 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
7030 EXECUTE_IF_AND_IN_BITMAP.
7032 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
7034 * alias.c (true_dependence): Address with AND can alias scalars.
7035 (anti_dependence, output_dependence): Likewise.
7037 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
7039 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
7041 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
7042 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
7043 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
7044 definitions. Use -qrtems instead of -mrtems.
7046 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
7048 * xm-sco5.h (sys_siglist): Define.
7049 (SYS_SIGLIST_DECLARED): Likewise.
7051 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
7053 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
7055 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
7057 * except.c (eh_outer_context): Expand masking operation using
7060 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
7062 * alpha.md (floatdisf2-1): New pattern.
7064 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
7066 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
7067 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
7068 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
7069 * gcc.texi: Note that if you define sys_siglist that you should
7070 also define SYS_SIGLIST_DECLARED.
7072 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
7073 are relative to the next instruction, not the current instruction.
7075 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
7077 * local-alloc.c (contains_replace_regs): New function.
7078 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
7079 verify that there is no existing REG_EQUIV note, and add a call to
7080 contains_place_regs.
7082 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7084 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
7085 (STARTFILE_SPEC): Always use crtbegin.o%s
7086 (ENDFILE_SPEC): Always use crtend.o%s.
7088 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
7090 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
7092 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
7093 SFmode for 64 bit hosts.
7095 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
7097 * fixincludes: Permits spaces between # and define. Discard C++
7098 comments in sys/pci.h on HP/UX 10.20.
7100 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
7102 * version.c: Bump for snapshot.
7104 * pa.c (restore_unscaled_index_insn_codes): New function.
7105 (record_unscaled_index_insn_codes): Likewise.
7106 (output_function_prologue): Call restore_unscaled_index_insn_codes.
7107 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
7108 (pa_reorg): Call record_unscaled_index_insn_codes.
7110 * haifa-sched.c (move_insn): Handle notes correctly for insns
7111 with SCHED_GROUP_P set.
7113 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7115 * alpha/xm-linux.h (USE_BFD): Undef before define.
7117 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
7119 * cse.c (cse_insn): Don't record BLKmode values.
7121 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
7123 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
7125 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
7127 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
7128 * collect2.c (sys_errlist): Likewise.
7129 * cpplib.c (sys_errlist): Likewise.
7130 * gcc.c (sys_errlist): Likewise.
7131 * protoize (sys_errlist): Likewise.
7132 * configure.in: Check for strerror.
7133 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
7134 * xm-gnu.h (HAVE_STRERROR): Likewise.
7135 * xm-linux.h (HAVE_STRERROR): Likewise.
7136 * xm-netbsd.h (HAVE_STRERROR): Likewise.
7137 * xm-bsd386.h (HAVE_STRERROR): Likewise.
7138 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
7139 * xm-dos.h (HAVE_STRERROR): Likewise.
7140 * xm-mingw32.h (HAVE_STRERROR): Likewise.
7141 * xm-pa.h (HAVE_STRERROR): Likewise.
7142 * xm-papro.h (HAVE_STRERROR): Likewise.
7143 * xm-sysv4.h (HAVE_STRERROR): Likewise.
7144 * configure, config.in: Rebuilt.
7146 * Makefile.in: Add several missing "else true" clauses.
7148 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
7149 * mips-tfile.c: Likewise.
7150 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
7151 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
7152 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
7153 * configure.in: Check for sys_siglist declaration.
7154 * configure, config.in: Rebuilt.
7156 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
7158 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
7159 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
7160 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
7161 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
7162 * rs6000/sysv4.h (extra_subtarget_switches): Added new
7163 macro EXTRA_SUBTARGET_SWITCHES.
7164 * configure.in (sh*-*-rtems*): New target.
7165 * sh/rtems.h: New file.
7166 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
7167 * configure: Rebuilt.
7169 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
7171 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
7173 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
7175 * rs6000.md: Make DF fused-add operations pay attention to
7178 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
7180 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
7182 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
7184 * pa.md (reload_peepholes): Make sure operand is a REG before
7185 examining REGNO. Allow general registers too.
7187 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
7189 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
7191 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
7193 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
7194 to reallocate abbrev_die_table.
7196 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
7198 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
7200 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7202 * Makefile.in (config.status): Depend on version.c
7204 * expr.h (insn_gen_function): Reenable prototype.
7206 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
7209 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
7211 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
7213 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
7215 * version.c: Bump for latest snapshot.
7217 * bc-optab.c: Conditionally include stdlib.h.
7218 (free): Provide a declaration if NEED_DECLARATION_FREE.
7219 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
7220 * rtl.h (free): Remove declaration.
7221 * tree.h (free): Remvoe declaration.
7223 * configure: Rebuilt.
7225 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
7227 * flags.h (flag_move_all_movables): Declare.
7228 (flag_reduce_all_givs): Likewise.
7229 * loop.c (move_movables): Handle flag_move_all_movables.
7230 (strength_reduce): Handle flag_reduce_all_givs.
7231 * toplev.c (flag_move_all_movables): Define.
7232 (flag_reduce_all_givs): Likewise.
7233 (f_options): Add -fmove-all-movables and -freduce-all-givs.
7234 * invoke.texi: Document new options, including alias stuff that
7235 wasn't included last time.
7237 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
7239 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
7242 * t-vxworks68: Ditto.
7243 * t-vxworks960: Ditto.
7246 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
7248 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
7249 if not already defined, and USE_C_ALLOCA not defined.
7251 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
7253 * config.guess: Replace with script that uses ../config.guess.
7255 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
7256 if USE_GNULIBC_1 is not defined.
7258 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
7260 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
7261 * config.guess: Recognize alpha-linux-gnulibc1.
7262 * configure.in (alpha-*-linux-gnulibc1): New target.
7263 (alpha-*-linux-gnu*): Don't build crtbegin/end.
7265 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
7267 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
7270 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
7272 * loop.c (combine_movables): Earlier insns don't match later ones.
7274 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7276 * config/linux.h (CC1_SPEC): Define it only if not defined.
7278 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
7281 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
7282 USE_GNULIBC_1 is not defined.
7284 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
7286 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
7287 as 1 if USE_GNULIBC_1 is not defined.
7289 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
7291 * reorg.c (dbr_schedule): Allow current_function_return_rtx
7292 to be something other than a REG.
7293 * function.c (expand_function_end): Fix current_function_return_rtx
7296 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
7297 * x-netbsd: Likewise
7298 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
7299 (INSTALL_HEADERS): Delete.
7300 * x-dguxbcs: Likewise.
7301 * x-hp3bsd44: Likewise
7304 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7306 * i386.md (pop): pop increments the stack pointer.
7307 (prologue_set_stack_ptr): New pattern.
7308 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
7311 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
7313 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
7314 address where an offsettable address is required.
7316 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
7318 * loop.c (check_final_value): Don't miss a biv increment in a
7321 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
7323 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
7324 TYPE_DECL_IS_STUB instead of DECL_NAME.
7326 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7328 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
7330 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
7332 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
7334 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
7336 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
7337 (find_post_sched_live): Likewise.
7339 * haifa-sched.c (schedule_block): Remove old code to get arguments
7340 from hard regs into pseudos early.
7342 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
7344 * version.c: Bump for new snapshot.
7346 * local-alloc.c (update_equiv_regs): All the target to reject
7347 promotion of some REG_EQUAL to REG_EQUIV notes.
7348 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
7350 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
7353 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
7354 store of the argument registers.
7356 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
7358 * fold-const.c (multiple_of_p): New function.
7359 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
7361 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
7363 * expr.h (insn_gen_function): Temporarily remove prototype.
7365 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
7367 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
7368 filenames. Use sed to extract base filename for install.
7370 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
7372 * unroll.c (find_splittable_givs): Only share if two givs have the
7373 same add and multiply values.
7375 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
7377 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
7378 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
7380 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
7382 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
7383 around branch tables.
7384 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
7385 and .end_brtab directives if TARGET_GAS.
7387 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
7389 * alias.c (true_dependence): Pass x_addr not x to varies.
7391 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
7392 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
7393 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
7395 * config.in, configure: Regenerate.
7397 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
7399 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
7401 (record_set): Handle LO_SUM like PLUS.
7402 (init_alias_analysis): When following chains of base addresses,
7403 do not stop on reaching a hard register.
7405 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
7407 * version.c: Bump for new snapshot.
7409 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
7411 * alpha.h (ARCH_ASM_FILE_START): Define.
7412 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
7413 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
7415 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
7417 * Makefile.in (install-common): Put gcov comment at start of line.
7419 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
7421 * alias.c (init_alias_analysis): When simplifying the reg_base_value
7422 array, simplify entries for hard registers too.
7424 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
7426 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
7429 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
7431 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
7432 block_stack before dereferencing it.
7434 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
7436 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
7438 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7440 * cplus-dem.c: Add 'extern' to prepends_underscore.
7442 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
7444 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
7445 (get_issue_rate): Delete.
7446 * pa.h (ISSUE_RATE): Define.
7448 * configure.in: Turn on haifa by default for the PA.
7449 * configure: Rebuilt.
7450 * pa.c (override_options): Accept -mschedule=7200 option.
7451 (pa_adjust_cost): No longer need to scale costs for newer
7453 * pa.h (enum processor_type): Add PROCESSOR_7200.
7454 * pa.md: Revamp scheduling parameters to work better with
7455 haifa. Add scheduling parameters for the 7200.
7457 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
7459 (schedule_block): When adjusting basic_block_{head,end}, account
7460 for movement of SCHED_GROUP_P insns too.
7462 * haifa-sched.c (debug_dependencies): Fix thinko.
7464 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
7465 (site.exp, check, check-g++, check-gcc): New targets.
7467 * haifa-sched.c: Make lots of variables static.
7469 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7471 * expr.h, real.h: Finish prototyping.
7473 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
7475 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
7476 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
7477 * reload1.c: Undo bugfix from Aug 11.
7479 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
7481 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
7482 quotes around the name.
7483 * configure: Regenerate.
7485 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
7487 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
7489 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
7491 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
7492 to sub-makes to avoid building more passes than the user might have
7493 requested on the command line.
7495 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
7497 * configure.in: Expurgate `broken_install' (install is
7500 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
7503 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
7505 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
7506 functions and declarations.
7507 (analyze_loop_iterations): Use condjump_p.
7508 (insert_bct): Likewise. Use exact_log2.
7510 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
7512 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
7513 (schedule_region): Likewise.
7514 (schedule_insns): Likewise.
7516 * PROJECTS: Update with Haifa stuff.
7518 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
7520 * version.c: Change the version string to look like:
7521 egcs-2.90.00 970814 (gcc2-970802 experimental).
7523 * loop.c (is_conditional_branch): Make definition match declaration.
7525 * gcc.c: Take out experimental snapshot warning message.
7527 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
7529 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
7530 print out the names of the notes. Print out the name of the insn
7531 that is not a note, and not an {,CALL_,JUMP_}INSN.
7533 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
7535 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
7536 again for the slot after we give it RTL.
7538 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
7540 * configure.in (haifa configury): Fix typo.
7541 * configure: Regenerate.
7543 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
7545 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
7547 * gcc.info*: Rebuilt.
7549 * COPYING.g77, README.g77: New files.
7550 * real.c (ereal_unto_float, ereal_unto_double): New functions.
7551 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
7552 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
7554 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
7556 * Integrate Haifa instruction scheduler.
7557 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
7558 to sched with $(SCHED_CFLAGS.
7559 * configure.in: Handle --enable-haifa.
7560 * configure: Rebuilt.
7561 * flags.h: Add new flags for haifa instruction scheduler.
7562 * genattrtab.c (expand_units): For haifa, don't subtract one
7563 when computing blockage.
7564 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
7565 (flag_schedule_speculative): Ditto.
7566 (flag_schedule_speculative_load): Ditto.
7567 (flag_schedule_speculative_load_dangerous): Ditto.
7568 (flag_schedule_reverse_before_reload): Ditto.
7569 (flag_schedule_reverse_after_reload): Ditto.
7570 (flag_branch_on_count_reg): Ditto.
7571 (f_options): Add Haifa switches.
7572 (main): Turn off some Haifa options if appropriate macro is
7573 defined. Process Haifa switches.
7574 * unroll.c (iteration_info): No longer static, since Haifa
7576 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
7577 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
7578 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
7579 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
7580 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
7581 storage for the Haifa scheduler.
7582 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
7584 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
7585 are defined, call analyze_loop_iterations and insert_bct to use
7587 (record_giv): Refine test for jumps out of loops if HAIFA is
7589 (analyze_loop_iterations): New function to identify if we can use
7591 (insert_bct): Insert countdown loop.
7592 (instrument_loop_bct): Low level code to insert countdown loop.
7593 (loop_number): Calculate UID of loop.
7594 (indirect_jump_in_function_p): Return true if an indirect jump is
7596 (is_power_of_2): Return true if value is a power of 2.
7597 (is_conditional_branch): Return true if insn is a conditional
7599 (fix_bct_param): Process -fbct-{min,max}-N switches.
7600 (check_bct_param): Return true if loop should be instrumented.
7601 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
7602 (loop_optimize): Initialize.
7603 (get_condition_for_loop): Ditto.
7604 * loop.c (strength_reduce): Inside of code that uses #ifdef
7605 HAVE_decrement_and_branch_on_count code, test it to make sure the
7607 (instrument_loop_bct): Ditto.
7608 * haifa-sched.c: New file.
7611 * Integrate regmove pass.
7612 * Makefile.in (OBJS): Add regmove.o
7613 (regmove.o): Add dependencies.
7614 * flow.c (find_use_as_address): No longer static.
7615 * rtl.h (find_use_as_address): Declare.
7616 * toplev.c (regmove_dump, flag_regmove): Define.
7617 (f_options): Add -fregmove.
7618 (regmove_dump_file, regmove_time): Define.
7619 (fatal_insn): Close the regmove dump file.
7620 (compile_file): Initialize regmove_time; open/close the regmove dump
7621 file as needed. Print regmove time as needed.
7622 (rest_of_compilation): Run regmove pass if requested, dump
7623 RTL after regmove if requested.
7624 (main): If -O2 or more, turn on regmove. Handle dump switches.
7625 * regmove.c: New file.
7627 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
7629 * Integrate tlink patch from jason@cygnus.com
7630 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
7631 (process_command): Increment n_switches for them. Don't discard
7632 their args. Validate them.
7633 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
7635 (process_command): Set include_prefixes from COMPILER_PATH.
7636 (main): Set COLLECT_GCC_OPTIONS sooner.
7637 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
7638 * tlink.c, hash.c, hash.h: New files.
7639 * Makefile.in (USE_COLLECT2): Always use collect2.
7640 (collect2): Depend on and link in hash.o and tlink.o.
7641 (tlink.o, hash.o): Add dependencies.
7643 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
7645 * Integrate alias analysis changes from jfc@mit.edu
7646 * Makefile.in (OBJS): Add alias.o
7647 (alias.o): Add dependencies.
7648 * alias.c: New file.
7649 * sched.c: Remove alias analysis code. It lives in alias.c now.
7650 (sched_analyze_2): Add new arguments to true_dependence.
7651 (schedule_insns): Always call init_alias_analysis.
7652 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
7653 mark return value from such functions as a pointer and keep track of
7654 them for alias analysis. If a return value from a function is a
7655 pointer, mark it as such.
7656 * combine.c (distribute_notes): Handle REG_NOALIAS.
7657 * cse.c (struct write_data): Delete. No longer needed.
7658 (invalidate): Don't call set_nonvarying_address_components anymore.
7659 Use true_dependence to decide if an entry should be removed from
7661 (invalidate_memory): Remove WRITES argument, simplify appropriately.
7663 (note_mem_written): Similarly for WRITE_PTR argument.
7664 (invalidate_from_clobbers): Similarly for W argument.
7665 (invalidate_for_call): Remove memory elements from the hash table.
7666 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
7667 (cse_rtx_varies_p): New function. Derived from old
7668 cse_rtx_addr_varies_p.
7669 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
7670 Don't call note_mem_written anymore. Stack pushes invalidate the stack
7671 pointer if PUSH_ROUNDING is defined. No longer need to call
7672 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
7673 (skipped_writes_memory): Remove variable.
7674 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
7675 (invalidate_skipped_block): Simplify for new alias analysis code.
7676 (cse_set_around_loop): Likewise.
7677 (cse_main): Call init_alias_analysis.
7678 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
7679 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
7680 (f_options): Add new alias checking arguments.
7681 (main): Set flag_alias_check when optimizing.
7682 * local_alloc (validate_equiv_mem_from_store): Add new arguments
7684 (memref_referenced_p): Likewise.
7685 * loop.c (NUM_STORES): Increase to 30.
7686 (prescan_loop): Only non-constant calls set unknown_address_altered.
7687 (invariant_p): Add new arguments to true_dependence.
7688 (record_giv): Initialize unrolled and shared fields.
7689 (emit_iv_add_mult): Call record_base_value as needed.
7690 * loop.h (struct induction): Add unrolled and shared fields.
7691 * unroll.c (unroll_loop): Call record_base_value as needed.
7692 (copy_loop_body): Likewise.
7693 (final_biv_value): Likewise.
7694 (final_giv_value): Likewise.
7695 (find_splittable_regs): Likewise. Only create one new pseudo
7696 if we have multiple address GIVs that were combined with the same
7697 dst_reg GIV. Note when a new register is created due to unrolling.
7698 * rtl.c (reg_note_name): Add REG_NOALIAS.
7699 * rtl.h (enum reg_note): Similarly.
7700 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
7701 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
7702 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
7703 (true_dependence, read_dependence, anti_dependence): Likewise.
7704 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
7705 (mark_user_reg, mark_reg_pointer): Likewise.
7708 * Integrate reload bugfix from Wilon which enables the PA port
7710 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
7711 OPERAND_ADDRESS when computing how many registers an insn needs.
7712 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
7714 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
7716 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
7717 in reload_reg_use_in_op_addr do not reach the end.
7718 do not reach the end.
7719 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
7720 RELOAD_FOR_OPERAND_ADDRESS.
7722 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
7724 * egcs project officially starts.