1 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
4 * mips/ecoff.h: Include "mips/mips.h".
6 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
8 * version.c: Bump for snapshot.
10 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
12 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
13 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
14 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
15 between loop optimization passes.
16 * rtl.h: Updated appropriately.
18 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
20 Reinstall this patch from Jason.
21 * function.c (push_function_context_to): Don't call init_emit.
23 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
25 * rtl.c (read_skip_spaces): Prevent infinite loops upon
26 encountering unterminated comments.
28 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
30 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
33 * configure.in: Handle --with-fast-fixincludes.
34 (fixincludes): If --with-fast-fixincludes, then use a different
35 fixincludes program by default.
36 * Makefile.in (fixinc.sh): New rule.
38 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
40 * i386.md (movqi+1): Handle invalid QI register.
41 (movsf_push-1): Likewise.
43 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
45 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
47 symbolic_memort_operand(), call32_operand(), int8_operand(),
48 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
50 uint16_operand(): Made static.
52 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
54 * calls.c (expand_call): Fix typo.
56 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
58 * c-lex.c (finput): New global.
59 (init_parse): Always included. Handle !USE_CPPLIB using
60 code originally in compile_file.
61 (finish_parse): Update for CPPLIB.
62 * toplev.c (init_parse, finish_parse): Declare.
63 (finput): Delete variable. Now in front-ends.
64 (compile_file): Remove code which is now handled by init_parse
65 which is unconditionally called. Similarly for finish_parse.
67 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
69 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
70 ASM_WEAKEN_LABEL): Add.
72 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
74 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
75 * configure.in (alpha-*-linux*): Use them.
77 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
79 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
80 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
81 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
82 (build_expr_wfl): New prototype declaration.
83 * tree.c (build_expr_wfl): New function, to build
84 EXPR_WITH_FILE_LOCATION nodes.
85 (copy_node): Don't zero TREE_CHAIN if copying a
86 EXPR_WITH_FILE_LOCATION node.
87 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
88 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
90 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
92 * configure.in (v850): Use t-v850.
93 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
95 * protoize.c (creat, read, write): Do not declare.
97 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
98 refer to the CODE_LABEL before a dispatch table.
100 * invoke.texi: Add ARC options.
102 * gcc.c (proces_command): Improve error message for -o with
105 * i386/x-cygwin32 (CLIB): Link in advapi32.
107 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
108 (ASM_IDENTIFY_LANGUAGE): Likewise.
110 * i386.md (movqi recognizer): Don't perfom byte increment into
113 * configure.in (x86-dg-dgux): Run fixinc.dgux.
115 * i370.h: Fix typo in GEN_INT changes.
117 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
118 of an empty arglist in prototype.
120 * Makefile.in: Remove bytecode crud that crept back in after the
123 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
125 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
126 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
128 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
130 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
132 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
134 * c-lex.c (is_class_name): Delete declaration.
135 (whitespace_cr): Make static and add prototype.
136 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
137 yylex, get_directive_line): Turn declarations into prototypes.
138 (position_after_whitespace, check_newline, yyerror,, is_class_name,
139 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
141 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
143 * gencodes.c (gen_insn): Add prototype.
144 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
145 gen_peephole): Add prototypes.
146 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
148 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
149 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
150 genheader, gencode): Add prototypes.
151 * genopinit.c (gen_insn): Add prototype.
152 * genoutput.c (output_prologue, output_epilogue, scan_operands,
153 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
154 gen_expand, gen_split, n_occurrences): Add prototypes.
155 * genpeep.c (gen_peephole): Add prototype.
156 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
157 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
158 labels_in_range_p, count_loop_regs_set, note_addr_stored,
159 loop_reg_used_before_p, scan_loop, replace_call_address,
160 skip_consec_insns, libcall_benefit, ignore_some_movables,
161 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
162 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
163 check_final_value, record_giv, update_giv_derive, basic_induction_var,
164 simplify_giv_expr, general_induction_var, consec_sets_giv,
165 check_dbra_loop, express_from, combine_givs_p, combine_givs,
166 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
167 last_use_this_basic_block, record_initial, update_reg_last_use,
168 iteration_info, analyze_loop_iterations, insert_bct,
169 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
172 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
174 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
176 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
178 * config/mips/mips.c (siginfo): Deleted.
179 (override_options): Don't install SIGINFO signal handler.
181 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
183 * loop.c (check_dbra_loop): When normalize comparison_val, add check
184 to verify it is non-negative.
186 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
188 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
189 (alpha_expand_block_clear): Likewise.
191 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
193 * tree.h (sizetype_tab): Fix previous change for K&R.
195 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
197 * version.c: Bump for snapshot.
199 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
201 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
202 Add USG and POSIX to xm_defines.
204 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
206 * gcc.c: Add linker spec.
207 (link_command_spec): Use %(linker) instead of ld.
208 (main): If collect2 is requested as the linker, see if it exists;
209 if not, use ld instead.
211 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
213 (install-collect2): Install as collect2, not ld.
215 * configure.in(will_use_collect2): It's named collect2 now.
217 * collect2: Remove checks to see if we were invoked recursively.
218 (collect_execute): Use _spawnvp under cygwin32.
220 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
222 * haifa-sched.c (build_control_flow): Set unreachable for block whose
223 only predecessor is itself.
225 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
227 * c-parse.in: Include system.h, and remove stuff now made redundant.
230 * protoize.c: Likewise. Properly check for cpp stringification.
232 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
235 * objc/Make-lang.in (objc-parse.o): Likewise.
237 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
239 * gansidecl.h: Check if compiler supports __attribute__. Provide
240 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
241 __attribute__ when its available. Also provide definitions for
242 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
243 terms of ATTRIBUTE_PRINTF.
245 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
248 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
250 * combine.c (can_combine_p): Include successor in volatile test.
252 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
254 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
257 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
259 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
260 in prototype and definition.
262 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
264 * version.c: Bump for snapshot.
266 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
268 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
269 alpha_expand_unaligned_store_words.
271 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
273 * i386.md (movsf_push, movsf_mem): Remove.
274 (movsf_push): Rename from movsf_push_nomove and move in front of
275 movsf. Use nonmemory_operand predicate and don't bother checking
277 (movsf_push_memory): New pattern.
278 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
279 both operands refer to memory then force operand[1] into a register.
280 (movsf_normal): Change to unnamed pattern.
281 Likewise for movdf, movxf, and friends.
283 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
285 * version.c: Bump for snapshot.
287 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
289 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
291 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
293 * configure.in (mips-wrs-vxworks): New target.
295 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
297 * expmed.c (synth_mult): The value -1, has no zeros, so it can
298 never have the form ...011.
300 * version.c: Bump for snapshot.
302 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
304 * i386.c (asm_output_function_prefix, load_pic_register):
305 Use ASM_GENERATE_INTERNAL_LABEL properly.
306 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
307 (print_operand): Ignore it.
308 (load_pic_register): Use it for the got load call.
309 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
310 (prologue_get_pc_and_set_got): Likewise.
311 * i386.h: Update print_operand docs.
313 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
315 * i386.md (ffssi, ffshi): Rewrite as define_expands.
316 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
317 * i386.c (notice_update_cc): Recognize unspec 5.
319 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
321 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
322 * alpha.c (print_operand): Handle it.
323 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
325 (fix_truncdfdi2): Likewise.
327 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
329 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
330 of these into a single struct, with additional [us]sizetype entries.
331 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
332 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
335 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
337 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
339 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
341 * haifa-sched.c (split_block_insns): Don't supress insn splitting
342 on subsequent passes.
344 * alpha.c (hard_fp_register_operand): New function.
345 * alpha.h (PREDICATE_CODES): Add it.
346 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
347 f<-m case and accompanying define_split.
348 (trapb): Use a unique unspec_volatile number.
350 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
352 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
355 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
357 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
360 * haifa-sched.c: Mirror recent changes from gcc2.
362 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
364 * Makefile.in (insn*.o): Depend on system.h.
366 * pa.c (output_global_address): Initialize base.
367 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
369 1998-04-03 Mike Stump <mrs@wrs.com>
371 * gthr.h: Support systems that don't have weak, but have threads.
372 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
373 * gthr-vxworks.h: New file.
374 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
376 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
378 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
380 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
382 * ginclude/va-i960.h (va_end): Change void * to void.
384 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
386 * Makefile.in (choose-temp.o): Depend on system.h.
388 * choose-temp.c: Include system.h when IN_GCC.
390 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
391 Richard Henderson <rth@cygnus.com>
393 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
394 (move_replacements): New function.
395 * reload.h: Prototype it.
397 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
399 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
401 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
404 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
405 (gen_highpart): Likewise.
406 * final.c (alter_subreg): Allow the target to hook by-mode subreg
407 hard register number changes.
409 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
411 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
412 rnbitsize, rnmode and rinner.
413 (make_range): Initialize type.
414 (fold): Initialize arg0, arg1 and varop.
416 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
418 (expand_function_start): Initialize last_ptr.
420 * stor-layout.c (layout_record): Initialize desired_align.
421 (get_best_mode): Initialize unit.
423 * tree.c (copy_node): Initialize length.
425 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
427 * caller-save.c (insert_save_restore): Initialize pat, code and
430 * emit-rtl.c (push_to_sequence): Initialize top.
431 (push_topmost_sequence): Likewise.
433 * genattrtab.c (simplify_by_exploding): Initialize defval.
435 * profile.c (branch_prob): Initialize dest.
437 * rtl.h (note_stores): Remove duplicate prototype.
438 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
440 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
441 strings that are not actually lengths.
443 * genattrtab.c: Make generated file use system.h, instead of
444 including stdio.h, etc directly.
445 * genextract.c, genopinit.c, genoutput.c: Likewise.
446 * genpeep.c, genrecog.c: Likewise
448 * genoutput.c (process_template): Mark operands in the generated
449 function as potentially unused if compiling with GNU CC.
451 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
453 * pa.md (reload peepholes): Remove unused variable "mode".
455 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
457 * config/arm/thumb.h: Add super interworking support.
458 * config/arm/thumb.c: Add super interworking support.
459 * config/arm/thumb.md: Add super interworking support.
460 * config/arm/lib1funcs.asm: Add interworking support.
461 * config/arm/lib1thumb.asm: Add super interworking support.
462 * config/arm/t-semi: Add interworking support.
463 * config/arm/t-thumb: Add interworking support.
464 * config/arm/README-interworking: New file.
466 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
468 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
469 (MD_STARTFILE_PREFIX): Unset.
471 1998-04-01 Mark Mitchell <mmitchell@usa.net>
473 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
474 entity in a local scope.
476 * fold-const.c (fold): Call truthvalue_conversion for values which
477 are folded to boolean type.
479 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
481 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
482 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
483 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
484 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
485 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
486 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
487 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
488 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
491 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
493 * fixincludes (limits.h): Fix nested comments in Motorola's
494 limits.h and sys/limits.h.
496 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
498 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
499 as dest of expand_binop call.
501 * alpha.md (extzv): Correct check for valid operand[2] values.
503 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
506 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
508 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
510 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
511 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
513 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
514 cygwin32 can override this to allow both unix and win32 style PATHs.
516 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
517 style environment paths.
519 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
521 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
522 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
523 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
526 * cpphash.c: Include config.h.
527 * cppalloc.c: Include system.h. Add parameters to various
529 * cpperror.c: Likewise.
530 * cppexp.c: Likewise.
531 * cpphash.c: Likewise.
532 * cpplib.c: Likewise.
533 * cppmain.c: Likewise.
534 * fix-header.c: Likewise.
536 * gen-protos.c: Likewise.
537 * gengenrtl.c: Likewise.
538 * halfpic.c: Likewise.
540 * scan-decls.c: Likewise.
543 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
545 * README.gnat: Add lang_print_xnode definition.
547 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
549 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
550 fmovecr on the 68060.
552 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
554 * genemit.c (DONE): Rework so that it works in the true arm if
555 an if-else conditional.
558 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
560 * rs6000.c: Do not include stdioh or ctype.h anymore.
562 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
564 (stor-layout.o): Likewise.
565 * c-typeck.c: Include rtl.h and expr.h.
566 * stor-layout.c: Likewise.
568 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
570 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
571 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
574 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
576 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
578 * tree.h (lang_print_xnode): Provide prototype.
580 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
582 * version.c: Bump for snapshot.
584 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
586 * objc/sendmsg.c (__objc_block_forward): Add braces for return
587 value if INVISIBLE_STRUCT_RETURN.
589 * pa.c (arith_double_operand): Fix parens.
591 * haifa-sched.c (print_pattern): Correct arg to sprintf.
593 * Makefile.in (libgcc1.null): Make return type for __foo void.
595 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
597 * pa.h: Add declarations for many functions defined in pa.c.
599 * genpeep.c (main): Remove unused variable 'i' from the generated
602 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
603 (gen_split): Likewise.
604 (main): Rework generated definitions of DONE and FAIL so that they
605 no longer use gotos. Avoids warnings about unused labels.
607 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
608 unused "junk" variable.
610 * genattrtab.c (write_complex_function): Add a default case in
611 generated switch statement to keep -W -Wall quiet.
613 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
615 * invoke.texi: Document more ARM and Thumb command line options.
617 * config/arm/xm-thumb.h: New file.
619 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
621 * stmt.c (expand_expr_stmt): Must generate code for
622 statements within an expression (gcc's `({ ... )}')
623 even if -fsyntax-only.
625 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
626 Jeffrey A Law (law@cygnus.com)
628 * basic-block.h (basic_block_computed_jump_target): Declare.
629 * flags.h: (current_function_has_computed_jump): Declare.
630 * flow.c: (basic_block_computed_jump_target): Define.
631 (flow_analysis): Allocate it. Set current_function_has_computed_jump
633 (find_basic_blocks): Set current_function_has_computed_jump and
634 elements of basic_block_computed_jump_target to 1 as appropriate.
635 * function.c: (current_function_has_computed_jump): Define.
636 * global.c (global_conflicts): Don't allocate pseudos into stack regs
637 at the start of a block that is reachable by a computed jump.
638 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
640 (subst_stack_regs): Undo change from Sep 4 1997.
641 (uses_reg_or_mem): Now unused, deleted.
642 * stupid.c (stupid_life_analysis): Compute
643 current_function_has_computed_jump.
644 (stupid_find_reg): Don't allocate stack regs if the function has a
646 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
647 the current function has a computed jump. Use the global value
650 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
652 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
653 (DWARF2_UNWIND_INFO): Define to zero.
655 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
657 * gcc.c (set_std_prefix): Add declaration.
658 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
659 suffix, and update the standard prefix prefix.c uses.
661 * prefix.c (std_prefix): New global to hold default prefix value.
662 (get_key_value): Change to use std_prefix instead of PREFIX.
663 (translate_name): Ditto.
664 (update_path): Ditto.
665 (get_key_value): Release allocated scratch storage.
666 (set_std_prefix): New function to reset the standard prefix.
668 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
670 * sh.c (find_barrier): Fix calculations for alignment increase.
672 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
674 * Makefile.in (stmp-fixinc): If we're actually fixing include
675 files, copy gcc's assert.h into the fixed include dir.
676 * fixincludes (assert.h): Avoid any attempts to fix a probably
677 broken system specific assert.h file.
678 * fixproto (stdlib.h): Make sure, it'll contain a definition of
681 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
683 * regclass.c (reg_scan_mark_refs): Be more selective about
684 when we mark a register with REGNO_POINTER_FLAG.
686 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
688 reload inheritance improvement:
689 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
690 Change meaning: index is now hard reg number.
691 (reg_reloaded_valid, reg_reloaded_dead): New variables.
692 (reload_spill_index): Content is now a hard reg number.
693 (reload_as_needed): Change to fit new variable meaning.
694 (forget_old_reloads_1, allocate_reload_reg): Likewise.
695 (choose_reload_regs, emit_reload_insns): Likewise.
697 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
699 * regclass.c (record_reg_classes): '?' increases cost by two.
701 * reload.c (find_reloads): Double previous costs. Output
702 reloads cost one unit extra.
704 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
705 boiled down to && ! 0.
707 * reload.c (find_equiv_reg): Also consider a goal offset from the
708 frame pointer to be constant.
710 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
712 * sh.h (OPTIMIZATION_OPTIONS): Define.
714 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
716 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
718 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
720 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
722 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
724 * c-common.c (check_format_info): Initialize type, is_type. New local
725 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
726 when pedantic if used with integral format specifier.
728 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
730 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
732 (function_arg_padding): Declare.
734 * rs6000.c: Include system.h.
735 (function_arg_padding): Change return type to int, cast enum's to
738 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
739 * collect2.c (scan_prog_file): Add explicit braces to avoid
742 * dbxout.c (dbxout_type_fields): Add braces around empty body in
744 (dbxout_type): Likewise.
746 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
747 `ptt_size' from int to size_t.
748 (rs6000_file_start): Likewise for `i'.
749 (rs6000_replace_regno): Add default case in enumeration switch.
750 (output_epilog): Remove unused variable `i'.
751 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
754 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
756 (get_issue_rate, non_logical_cint_operand): Add prototype.
757 (rs6000_output_load_toc_table): Ditto.
759 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
762 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
764 * config/arm/thumb.c: New File. Support for ARM's Thumb
766 * config/arm/thumb.h: New File. Thumb definitions.
767 * config/arm/thumb.md: New File. Thumb machine description.
768 * config/arm/tcoff.h: New File. Thumb COFF support.
769 * config/arm/t-thumb: New File. Thumb makefile fragment.
770 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
772 * configure.in: Add Thumb-coff target.
773 * configure: Add Thumb-coff target.
774 * config.sub: Add Thumb-coff target.
776 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
778 * loop.c (scan_loop): Initialize move_insn_first to zero.
780 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
782 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
783 * config/i386/rtems.h: Likewise.
784 * config/i960/rtems.h: Likewise.
785 * config/m68k/rtems.h: Likewise.
786 * config/mips/rtems64.h: Likewise.
787 * config/pa/rtems.h: Likewise.
788 * config/rs6000/rtems.h: Likewise.
789 * config/sh/rtems.h: Likewise.
790 * config/sparc/rtems.h: Likewise.
792 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
794 * pa.c (emit_move_sequence): If in reload, call find_replacement.
796 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
798 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
800 * collect2.c (find_a_file): Add debugging.
801 (find_a_file): Test for win32 style absolute paths if
802 DIR_SERPARATOR is defined.
803 (prefix_from_string): Add debugging.
804 (main): Test for debug command line switch at start of program
806 (main): Use GET_ENVIRONMENT rather than getenv().
807 (prefix_from_env): Use GET_ENVIRONMENT.
809 1998-03-24 Mark Mitchell <mmitchell@usa.net>
811 * cplus-dem.c (optable): Add sizeof.
812 (demangle_template_value_parm): New function containing code
813 previously found in demangle_template.
814 (demangle_integral_value): New function which handles complicated
815 integral expressions.
816 (demangle_template): Use them.
818 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
821 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
822 genattrtab.o, genoutput.o): Depend on system.h.
824 * genattr.c: Include system.h. Add arguments to various function
825 prototypes. Remove redundant prototype of read_rtx().
826 * genattrtab.c: Likewise.
827 * gencodes.c: Likewise.
828 * genconfig.c: Likewise.
829 * genemit.c: Likewise.
830 * genextract.c: Likewise.
831 * genflags.c: Likewise.
832 * genopinit.c: Likewise.
833 * genoutput.c: Likewise.
834 * genpeep.c: Likewise.
835 * genrecog.c: Likewise.
837 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
839 * c-lang.c (lang_print_xnode): New function.
840 * objc/objc-act.c (lang_print_xnode): Likewise.
841 * print-tree.c (print_node): Call it
843 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
845 * c-parse.in: Recognize protocol qualifiers in class
846 definitions for objc.
848 (yyerror): Remove redundant decl.
849 (yyprint): Fix prototype.
851 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
853 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
855 * stmt.c (unroll_block_trees): Free block_vector if needed.
857 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
859 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
860 (zero_extendsidi2): Avoid useless copy.
861 (iordi_zext): New pattern.
862 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
864 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
866 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
867 (ashldi3): Allow constant shift count in range ]32,63].
868 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
870 1998-03-22 Mark Mitchell <mmitchell@usa.net>
872 * tree.h (IS_EXPR_CODE_CLASS): New macro.
874 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
876 * h8300.h (CONST_COSTS): Remove definition.
877 (DEFAULT_RTX_COSTS): Define.
879 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
881 * config/sh/rtems.h: Switched from ELF to COFF.
883 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
885 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
887 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
889 * version.c: Bump for snapshot.
891 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
892 Geoff Noer <noer@cygnus.com>
894 * Makefile.in: Various fixes for building cygwin32 native toolchains.
896 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
897 * objc/Make-lang.in: Likewise.
899 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
901 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
903 * configure.in: Handle with-PACKAGE=no correctly
905 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
907 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
908 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
909 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
910 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
911 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
912 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
913 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
914 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
915 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
916 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
919 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
920 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
921 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
922 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
923 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
924 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
925 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
926 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
927 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
928 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
929 xcoffout.c: Include system.h. Organize include ordering so
930 that stdarg/varargs comes before other system headers. Remove
931 spurious casts of functions assured of a prototype in system.h.
933 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
935 * reg-stack.c (pop_stack): Define. Pops any register on the
936 regstack and adjusts regstack.
937 (compare_for_stack_reg): Use pop_stack.
939 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
941 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
944 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
946 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
948 * fold-const.c (fold): Replace sign-extension of a zero extended
949 value by a single zero extension.
951 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
953 * except.c (init_eh): Do nothing.
954 (save_eh_status): Call init_eh_for_function, not init_eh.
955 * function.c (push_function_context_to): Don't call init_emit.
957 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
959 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
962 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
964 * final.c (shorten_branches): Add parentheses around +/- in
967 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
969 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
971 * regclass.c (memory_move_secondary_cost): Wrap uses of
972 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
975 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
977 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
979 * flow.c (life_analysis): #include <sys/types.h> to make sure
981 * cplus-dem.c (demangle_function_name): Likewise.
983 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
985 * final.c (insn_noperands): Change type to unsigned int.
986 (final_scan_insn): Likewise for noperands;
987 properly check operand number boundaries.
989 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
991 * alpha.md (extzv): Don't reject register operands. Fix
994 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
996 * dbxout.c (dbxout_function_end): Fix last change. The correct
997 predicate is ASM_OUTPUT_SECTION_NAME.
999 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
1001 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
1002 (ashlsi): Use match_dup 1 instead of match_operand 2.
1004 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1006 * fold-const.c (operand_equal_for_comparison_p): See if equal
1007 when nop conversions are removed.
1009 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1011 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
1012 don't use ORIGINAL_TARGET unless REG.
1014 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1016 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
1018 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
1020 * loop.c (struct movable): New field move_insn_first.
1021 (scan_loop): In consec sets code, set it. Clear it otherwise.
1022 (move_movables): In consec sets code, use it. Copy REG_NOTES from
1023 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
1026 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
1028 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
1029 is large, and the system doesn't provide atoll or atoq.
1032 * alpha/xm-vms.h (HAVE_ATOLL): Define.
1033 Reported by Klaus Kaempf <kkaempf@progis.de>.
1035 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1037 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
1038 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
1040 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
1041 test !ACCUMULATE_OUTGOING_ARGS.
1043 * collect2.c (write_c_file_glob): Wrap function definition in
1044 macro test !LD_INIT_SWITCH.
1046 * combine.c (try_combine): Wrap variables `cc_use' and
1047 `compare_mode' in macro test EXTRA_CC_MODES.
1049 * cpplib.c (do_ident): Remove unused variable `len'.
1050 (skip_if_group): Remove unused variables `at_beg_of_line' and
1052 (cpp_get_token): Remove unused variable `dummy'.
1054 * dbxout.c (scope_labelno): Move static variable definition inside
1055 the one function scope where it is used.
1056 (dbxout_function_end): Wrap prototype and definition in
1057 macro test !NO_DBX_FUNCTION_END.
1059 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
1060 in macro test !MIPS_DEBUGGING_INFO.
1062 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
1063 into the scope where it is used. Wrap empty else-statement body
1066 * fix-header.c: Fix typo in comment.
1067 (inf_skip_spaces): Cast results of INF_UNGET to (void).
1068 (check_protection, main): Likewise.
1070 * flow.c (find_basic_blocks_1): Remove dangling comment text.
1072 * function.c (contains): Wrap prototype and definition in macro
1073 test HAVE_prologue || HAVE_epilogue.
1074 (fixup_var_refs_1): Remove unused variable `width'.
1076 * gen-protos.c (main): Remove unused variable `optr'.
1078 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
1080 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
1081 (__sjpopnthrow): Remove unused variable `jmpbuf'.
1082 (__throw): Remove unused variable `val'.
1084 * protoize.c: Check for a previously existing definition before
1085 defining *_OK macros.
1087 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
1089 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1091 * vax.h (ADDR_VEC_ALIGN): Define.
1093 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
1095 * gcc.c (default_arg): Don't wander off the end of allocated
1098 (From Geoffrey Keating <geoffk@ozemail.com.au>)
1099 * rs6000.c (small_data_operand): Ensure that any address
1100 referenced relative to the small data area is inside the SDA.
1102 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
1104 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
1106 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
1108 * except.h (in_same_eh_region): New prototype.
1109 (free_insn_eh_region, init_insn_eh_region): New prototypes.
1110 * except.c (insn_eh_region, maximum_uid): New static variables.
1111 (set_insn_eh_region): New static function to set region numbers.
1112 (free_insn_eh_region): New function to free EH region table.
1113 (init_insn_eh_region): New function to initialize EH region table.
1114 (in_same_eh_region): New function used to determine if two rtl
1115 instructions are in the same exception region or not.
1116 * final.c (final): Initialize the table indicating which instructions
1117 belong in which exception region.
1118 * genpeep.c (main): Add "except.h" to include file list in generated
1120 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
1121 peepholes involving calls and unconditional branches.
1123 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
1125 * README.gnat: New file.
1127 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1129 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
1130 "recog.h" for offsettable_memref_p.
1131 (legitimize_pic_address): Remove unused variable `offset'.
1132 (notice_update_cc): Change return type to void. Add default label
1134 (standard_68881_constant_p): Remove unused variable mode.
1135 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
1136 (const_int_cost): Explicitly declare as returning int.
1137 (output_dbcc_and_branch): Change return type to void.
1139 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
1140 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
1141 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
1143 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
1145 * version.c: Bump for snapshot.
1147 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1149 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
1150 check for 'M' constraint.
1152 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
1154 * cccp.c (create_definition): If pedantic, call pedwarn for macro
1157 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1159 * i386.c (ix86_logical_operator): New function.
1160 (split_di): Ensure that when a MEM is split, the resulting MEMs have
1162 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
1165 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1166 Richard Earnshaw <rearnsha@arm.com>
1167 Nick Clifton <nickc@cygnus.com>
1169 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
1171 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
1173 * cse.c (rtx_cost): Provide a default case in an enumeration
1174 switch, and call DEFAULT_RTX_COSTS if it's defined.
1176 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
1178 * basic-block.h (compute_preds_succs): Change return type in
1180 * flow.c (compute_preds_succs): Likewise in function definition.
1182 * regmove.c (find_matches): Cast char used as array index to unsigned char
1185 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
1187 * i386.h (RTX_COSTS): Insert braces around nested if.
1188 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
1191 * gcc.c (default_compilers): Properly put brackets around array elements in
1194 * getopt.c (_getopt_internal): Add explicit braces around nested if;
1197 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
1198 (record_reg_life_pat): Add explicit parens around && and || in expression.
1199 (stack_reg_life_analysis): Add parens around assignment used as expression.
1200 (convert_regs): Likewise.
1202 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
1204 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
1205 change callers accordingly.
1207 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
1208 and definition; change all callers accordingly.
1210 * except.c (init_eh): Avoid assignment of unused return value of
1211 build_pointer_type; cast it to void, instead, and remove unused
1214 * gcc.c (lang_specific_driver): Define prototype only #ifdef
1215 LANG_SPECIFIC_DRIVER.
1216 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
1218 * genoutput.c (output_epilogue): Initialize next_name to 0.
1220 * real.c (efrexp): #if 0 prototype and function definition.
1221 (eremain): Likewise.
1228 * reload.c (push_secondary_reload): Define prototype only
1229 #ifdef HAVE_SECONDARY_RELOADS.
1231 * varasm.c (assemble_static_space): Define rounded only
1232 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
1234 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
1236 * i386.md (andsi): Add default case in enumeration switch.
1241 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
1243 * c-decl (finish_struct): Change type of min_align to unsigned.
1245 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
1246 remove unused variable len.
1248 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
1249 comment indicating this is proper behaviour.
1250 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
1252 (based_loc_descr): Likewise.
1254 * enquire.c (bitpattern): Change type of variable i to unsigned.
1256 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
1258 * flow.c (life_analysis): Change type of variable i to size_t;
1259 remove unused variable insn.
1261 * gcc.c (translate_options): Change type of variables optlen, arglen and
1263 (input_filename_length): Change type to size_t.
1264 (do_spec_1): Change type of variable bufsize to size_t.
1265 (main): Change type of variables i and j to size_t;
1266 remove subblock local definition of variable i.
1267 (lookup_compiler): Change type of second argument to size_t;
1268 change type of variable i to size_t.
1270 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
1272 * genopinit.c (get_insn): Change type of variable pindex to size_t.
1274 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
1276 * global.c (global_alloc): Change type of variable i to size_t.
1278 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
1280 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
1281 (expand_end_case): Change type of variable count to size_t.
1283 * toplev.c (main): Change type of variable j to size_t.
1284 (set_target_switch): Change type of variable j to size_t.
1285 (print_switch_values): Change type of variable j to size_t;
1286 remove unused variable flags.
1288 * varasm.c (assemble_variable): Change type of variable align to size_t.
1289 (const_hash_rtx): Change type of variable i to size_t.
1291 1998-03-11 Mark Mitchell <mmitchell@usa.net>
1293 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
1294 TREE_VEC if that's what it really is.
1296 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
1298 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
1301 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
1303 * gthr.h: Changed the comment about return values.
1304 * gthr-solaris.h (__gthread_once): Do not use errno; return the
1305 error number instead of -1.
1306 (__gthread_key_create): Any non-zero return value is an error.
1307 * libgcc2.c (eh_context_initialize): Check for non-zero return
1308 value from __gthread_once.
1309 Check that the value of get_eh_context was really changed.
1311 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1313 * sh.h (LOOP_ALIGN): Only align when optimizing.
1314 * sh.c (find_barrier): Clear inc for CODE_LABELs.
1315 When not optimizing, calculate alignment for BARRIERs directly.
1317 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1319 * final.c (shorten_branches): Remove conditionalizing on
1320 SHORTEN_WITH_ADJUST_INSN_LENGTH
1321 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
1323 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
1325 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
1326 an unconditional jump around deleted blocks.
1328 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
1330 * profile.c (branch_prob): If see computed goto, call fatal instead of
1333 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
1335 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
1336 Patch from Bruno Haible.
1338 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
1339 (assign_parms): Set aggregate if hide_last_arg and last_named.
1341 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1343 * final.c (shorten_branches): Initialize insn_addresses.
1345 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1347 * sh.h (MUST_PASS_IN_STACK): Define.
1349 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
1351 * final.c (shorten_branches): Fix minor logic error in
1352 ADDR_DIFF_VEC shortening support.
1354 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
1356 * version.c: Bump for snapshot.
1358 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
1360 * haifa-sched.c (is_cfg_nonregular): Change return type to
1361 an int. No longer compute "estimated" number of edges. Use
1362 computed_jump_p instead of duplicating the code. Fixup/add
1364 (build_control_flow): Returns a value indicating an irregularity
1365 in the cfg was detected. Count the number of edges in the cfg.
1366 allocate various edge tables.
1367 (find_rgns): No longer look for unreachable blocks.
1368 (schedule_insns): Do not allocate memory for edge tables here.
1369 Free memory for edge tables before returning. Do not perform
1370 cross block scheduling if build_control_flow returns nonzero.
1371 * flow.c (compute_preds_succs): More accurately determine when
1374 * basic-block.h (free_basic_block_vargs): Provide prototype.
1376 * cccp.c (main): Fix dumb mistakes in last change.
1378 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1380 * rtl.h (addr_diff_vec_flags): New typedef.
1381 (union rtunion_def): New member rt_addr_diff_vec_flags.
1382 (ADDR_DIFF_VEC_FLAGS): New macro.
1384 * sh.c (output_branch): Fix offset overflow problems.
1386 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
1387 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
1388 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
1389 * stmt.c (expand_end_case): Supply new arguments to
1390 gen_rtx_ADDR_DIFF_VEC.
1391 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
1392 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
1393 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
1394 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
1395 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
1396 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
1397 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
1398 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
1399 * i386/freebsd.h, i386/linux.h : Likewise.
1400 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
1401 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
1402 * m68k/mot3300.h, m68k/sgs.h : Likewise.
1403 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
1404 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
1405 (CASE_VECTOR_SHORTEN_MODE): Define.
1406 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
1407 (med_branch_p, braf_branch_p): Don't declare.
1408 (mdep_reorg_phase, barrier_align): Declare.
1409 (ADJUST_INSN_LENGTH): Remove alignment handling.
1410 * sh.c (uid_align, uid_align_max): Deleted.
1411 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
1412 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
1413 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
1414 (output_far_jump): Don't use braf_branch_p.
1415 (output_branchy_insn): Don't use branch_offset.
1416 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
1417 Remove paired barrier stuff.
1418 Don't use cache_align_p.
1419 Take alignment insns into account.
1420 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
1422 (barrier_align, branch_dest): New function.
1423 (machine_dependent_reorg, split_branches): Remove infrastructure
1424 for branch shortening that is now provided in the backend.
1425 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
1426 (braf_branch_p, braf_cbranch_p): Likewise.
1427 (attribute length): Use new attributes.
1428 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
1429 (addr_diff_vec_adjust): Delete.
1430 (align_2): Now a define_expand.
1431 (align_log): Now length 0.
1433 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
1435 * m32r.md (right): Correctly check for length == 2, not 1.
1437 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1439 * mips/mips.h: Prototype `machine_dependent_reorg'.
1440 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
1442 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
1444 * final.c (shorten_branches): Restore accidentally removed code.
1446 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1448 * configure.in: Remove duplicate uses of AC_PROG_CC and
1451 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
1453 * configure.in (target_cpu_default2): Correct typo for alphapca56.
1455 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
1456 Doug Evans (devans@cygnus.com)
1458 * haifa-sched.c (build_jmp_edges): Delete dead function.
1459 (build_control_flow): Use cfg routines from flow.c
1460 (schedule_insns): Remove debugging code accidentally checked
1463 * basic-block.h: Add external integer list structures, typdefs,
1464 accessor macros and function declarations. Simlarly for
1465 basic block pred/succ support and simple bitmap stuff.
1466 * flow.c: Add functions for integer list, basic block pred/succ
1467 support and simple bitmap support.
1468 (compute_dominators): New function to compute dominators and
1470 (find_basic_blocks): Split into two functions.
1471 (life_analysis): Likewise.
1472 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
1473 the life_analysis from toplev.c
1474 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
1475 life_analysis instead of flow_analysis.
1477 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1479 * jump.c (jump_optimize): Call mark_jump_label also for deleted
1481 (mark_jump_label): Don't increment ref counts for deleted insns.
1483 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1485 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
1487 * mips/mips.c: Include stdlib.h and unistd.h.
1488 (mips_asm_file_end): Add braces around empty body in an if-statement.
1489 (function_prologue): Wrap variable `fnname' in
1490 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
1491 (mips_select_rtx_section, mips_select_section): Declare as void.
1493 * mips/mips.h: Add prototypes for extern functions in mips.c.
1494 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
1495 (ENCODE_SECTION_INFO): Add braces around empty body in an
1498 * mips/mips.md (movdi): Add parentheses around && within ||.
1499 (movsf, movdf): Likewise.
1500 (branch_zero, branch_zero_di): Add default case in
1504 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
1506 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
1507 real constants, since they can't be changed.
1508 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1509 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
1510 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1511 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1512 * alpha/vms.h (TARGET_OPEN_VMS): New.
1513 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
1515 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
1517 * reload.c (find_reloads): Always force (subreg (mem)) to be
1518 reloaded if WORD_REGISTER_OPERATIONS.
1520 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
1522 * haifa-sched.c (free_list): Rename from free_pnd_lst.
1523 (free_pending_lists): Rename free_pnd_lst uses.
1524 (remove_dependence): Place expunged element on unused_insn_list.
1525 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
1526 gen_rtx_*_LIST and alloc_rtx to use them.
1527 (compute_block_backward_dependences): Free the reg_last_* lists.
1529 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
1531 * cccp.c (main): Avoid undefined behavior when setting pend_includes
1534 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1536 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
1537 USE_GNULIBC_1 is defined
1538 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
1539 includes the t-linux-gnulibc1 fragment
1541 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
1543 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
1545 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1547 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
1549 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1551 * final.c (shorten_branches): Tag the loop alignment onto the
1552 first label after NOTE_INSN_LOOP_BEG even if there is an
1555 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1557 * final.c (insn_current_reference_address):
1558 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
1559 proper alignment chain.
1561 * final.c (max_labelno): New static variable.
1562 (final_scan_insn): Check max_labelno before outputting an
1563 alignment for a label.
1564 (shorten_branches): Remove unused variable length_align.
1566 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1568 * sparc.c (ultrasparc_adjust_cost): Add default case in
1571 * sparc.h: Add prototypes for extern functions defined in
1574 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
1576 * toplev.c: Only generate <name>.dbr file when dumping RTL if
1577 DEALY_SLOTS is defined.
1579 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
1581 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
1582 in call to fill_slots_from_thread.
1584 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
1586 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
1587 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
1589 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1591 * final.c (insn_last_address, insn_current_align, uid_align):
1593 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
1594 (insn_current_reference_address): Likewise.
1595 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
1596 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
1597 (label_to_alignment): New function.
1598 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
1599 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
1600 insn_current_reference_address instead of insn_current_address.
1601 (or_attr_value, write_length_unit_log): New functions.
1602 (main): Call write_length_unit_log.
1603 (write_const_num_delay_slots): Output extra '\n'.
1604 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
1606 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
1607 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
1608 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
1610 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
1611 (LABEL_ALIGN_AFTER_BARRIER).
1612 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
1613 * ns32k/tek6000.h: Likewise.
1614 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
1615 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
1616 ASM_OUTPUT_ALIGN_CODE.
1618 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
1620 * version.c: Bump for snapshot.
1622 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
1624 * version.c: Bump for snapshot.
1626 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
1628 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
1629 if condition code of jump conflicts with opposite_needed.
1631 * reorg.c (fill_slots_from_thread): Mark resources referenced in
1632 opposite_needed thread. Return delay_list even when cannot get
1633 any more delay insns from end of subroutine.
1635 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
1637 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
1638 All callers changed.
1640 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1642 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
1643 end_fde_sort): New functions for fast sorting of an FDE array.
1644 (fde_insert): Simplified.
1645 (add_fdes): Change argument list.
1646 (frame_init): Use the new functions.
1648 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
1650 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
1652 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
1654 * fold-const.c (fold_range_test): Always return a value.
1656 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
1658 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
1659 data in the text section unless READONLY_DATA_SECTION is defined.
1661 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
1663 * c-parse.in (undeclared variable error): Tweak error message to
1666 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
1668 * version.c: Bump for snapshot.
1670 1998-02-28 Mark Mitchell <mmitchell@usa.net>
1672 * final.c (final_scan_insn): Undo overzealous removal of `set'.
1674 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1676 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
1677 case, add parentheses to specify the proper order of precedence in
1681 * c-aux-info.c: Include string.h/strings.h.
1683 * pa.c: Include stdlib.h.
1684 (pa_combine_instructions): Prototype the function.
1685 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
1686 (reloc_needed): Add default case for enumeration switch.
1687 (remove_useless_addtr_insns): Remove unused variable `all'.
1688 (hppa_expand_prologue): Add explicit braces to avoid
1690 (output_function_epilogue): Remove unused variable `i'.
1691 (output_millicode_call): Remove unused variable `link'.
1692 (shadd_constant_p, forward_branch_p): Make the function static.
1693 (following_call): Explicitly declare to return int.
1694 (pa_reorg): Declare as void.
1695 (pa_combine_instructions): Declare as static void. Add
1696 parentheses around && within ||.
1698 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
1699 following_call, function_label_operand, lhs_lshift_cint_operand
1702 * pa.md: Add parentheses around && within ||.
1704 * cppalloc.c: Include stdlib.h.
1706 * cpperror.c (cpp_print_containing_files): Remove unused variable
1707 `i'. Fix format specifier in fprintf.
1709 * cse.c (cse_around_loop): Add explicit braces to avoid
1711 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
1713 * expr.c (expand_expr): Add parentheses around && within ||.
1715 * final.c (app_enable): Replace fprintf with fputs where there are
1716 no format specifiers and no trailing argument after the string.
1717 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
1718 (app_disable): Likewise.
1719 (final_end_function): Likewise.
1720 (final_scan_insn): Likewise. Remove unused variable `set'.
1721 (profile_function): Wrap empty if-statement body in {} brackets.
1723 * function.c: Include stdlib.h.
1724 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
1725 (reposition_prologue_and_epilogue_notes): Add parentheses
1726 around assignment used as truth value.
1728 * integrate.c (expand_inline_function): Wrap variable
1729 `cc0_insn' in macro HAVE_cc0.
1731 * jump.c (jump_optimize): Wrap variable `q' in macro
1732 HAVE_cc0. Remove unused variable `prev1'.
1734 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
1735 within ||. Fix format specifier in fprintf.
1736 (__bb_init_prg): Add parentheses around assignment used as
1739 * local-alloc.c: Include stdlib.h.
1740 (requires_inout): Add parentheses around assignment used
1743 * loop.c (analyze_loop_iterations): Wrap prototype and definition
1744 in macro HAVE_decrement_and_branch_on_count.
1745 (insert_bct, instrument_loop_bct): Likewise.
1746 (move_movables): Add parentheses around assignment used as
1748 (consec_sets_invariant_p): Likewise.
1749 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
1751 * objc/objc-act.c: Include stdlib.h.
1752 (lookup_method_in_protocol_list): Wrap empty else-statement body
1754 (lookup_protocol_in_reflist): Likewise.
1755 (objc_add_static_instance): Remove unused variables `decl_expr'
1757 (get_objc_string_decl): Remove unused variable `decl'.
1758 (generate_static_references): Remove unused variables `idecl' and
1760 (check_protocols): Wrap empty else-statement body in braces.
1762 * protoize.c: Include stdlib.h.
1763 (substr): Add parentheses around assignment used as truth value.
1764 (abspath): Likewise.
1765 (shortpath): Likewise.
1767 * regmove.c (fixup_match_1): Add parentheses around assignment
1768 used as truth value.
1770 * reload.c (push_secondary_reload): Remove unused variable `i'.
1771 (find_reloads): Add parentheses around assignment used as truth
1774 * reload1.c: Include stdlib.h.
1776 * rtl.h: Correct typo in prototype of offsettable_memref_p.
1778 * stmt.c (add_case_node): Add parentheses around assignment used
1780 (case_tree2list): Likewise.
1782 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
1783 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
1784 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
1785 (merge_attributes): Add explicit braces to avoid ambiguous
1788 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
1791 * varasm.c: Include stdlib.h.
1794 * system.h: Remove sys/stat.h.
1795 * gcc.c: Add sys/stat.h.
1797 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
1798 * genattrtab.c: Likewise.
1799 * genconfig.c: Likewise.
1800 * genemit.c: Likewise.
1801 * genextract.c: Likewise.
1802 * genflags.c: Likewise.
1803 * genopinit.c: Likewise.
1804 * genoutput.c: Likewise.
1805 * genpeep.c: Likewise.
1806 * genrecog.c: Likewise.
1807 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
1809 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1811 * invoke.texi: Use @itemx for a secondary item in a @table.
1813 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
1816 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
1818 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
1820 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
1822 * i386.c (struct machine_function): Add new fields for PIC stuff.
1823 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
1825 (restore_386_machine_status): Corresponding changes.
1826 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
1828 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
1830 * c-parse.y (undeclared variable error): Tweak error message
1833 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
1835 * flags.h (g_switch_value, g_switch_set): Declare.
1836 * alpha.c (override_options): Set g_switch_value=8 if not set.
1837 * alpha/elf.h (CC1_SPEC): New.
1839 (LINK_SPEC): Pass along the -G value we were given.
1840 (LOCAL_ASM_OP): Remove.
1841 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
1842 (MAX_OFILE_ALIGNMENT): New.
1843 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
1844 (EXTRA_SECTIONS): Add sbss and sdata.
1845 (SECTION_FUNCTION_TEMPLATE): New.
1846 (EXTRA_SECTION_FUNCTIONS): Use it.
1847 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1848 (SELECT_SECTION): Use sdata when small enough.
1849 * alpha/linux.h (ASM_SPEC): Remove.
1852 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1853 * config.sub (sco5): Fix typo.
1855 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
1857 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
1859 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
1860 * config/alpha/t-linux: Remove file.
1861 * config/sparc/t-linux: Remove file.
1862 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
1863 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
1864 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
1866 (alpha*-*-linux-gnu*): Likewise.
1867 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
1868 (sparc-*-linux-gnu*): Likewise.
1870 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
1871 * collect2.c (ldd_file_name): Bracket declaration with same
1873 (full_real_ld_suffix): Deleted. Variable was calloced and
1874 written into, but never read.
1876 1998-02-23 Mike Stump <mrs@wrs.com>
1878 * configure.in: Add support for i386-wrs-vxworks configuration.
1879 * i386/vxi386.h: New file.
1881 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1883 * tree.c (contains_placeholder_p): Ensure function always returns
1885 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
1886 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
1888 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
1890 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
1892 1998-02-22 Paul Eggert <eggert@twinsun.com>
1894 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
1895 Define this new symbol.
1896 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
1897 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
1898 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
1900 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
1902 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
1903 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
1905 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
1907 * objc/Object.m (-error): Call objc_verror with our va_list.
1909 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1911 * collect2.c (scan_prog_file): Completely cover uses of variable
1912 `exports' with macro COLLECT_EXPORT_LIST.
1914 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
1916 * version.c: Bump for snapshot.
1918 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
1920 * sched.c (schedule_block): Remove code to get arguments from hard
1921 regs into pseudos early. Same as Aug 25, 1997 change to
1924 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
1926 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
1928 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
1930 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
1931 continuation character (line 243).
1933 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1935 * genrecog.c (main): Remove duplicated sentence in emitted comment.
1937 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
1938 David Edelsohn <edelsohn@mhpcc.edu>
1940 * collect2.c (XCOFF_SCAN_LIBS): Remove.
1941 (export_flag): New variable.
1942 (export_file): #ifdef COLLECT_EXPORT_LIST.
1943 (import_file, exports, imports, undefined): New variables.
1944 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
1945 (dump_list, dump_prefix_list, is_in_list): New functions.
1946 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
1947 (write_import_file, resolve_lib_name): New functions.
1948 (use_import_list, ignore_library): Same.
1949 (collect_exit): maybe_unlink import_file and #ifdef.
1951 (main): New variable importf, #ifdef exportf. Move parsing of
1952 -shared before general argument parsing. Resolve AIX library
1953 paths and import libgcc.a symbols. Treat .so shared libraries the
1954 same as objects and .a libraries. Create alias for object_lst and
1955 increment it instead of original pointer. Scan AIX libraries as
1956 objects earlier instead of using scan_libraries. Perform AIX
1957 tlink later to resolve templates instead of forking ld.
1958 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
1959 (GCC_UNDEF_SYMBOL): New macro.
1960 (scan_prog_file): Loop for members of AIX libraries. Handle
1961 export/import of ctors/dtors.
1962 (aix_std_libs): New variable.
1963 (scan_libraries, XCOFF): Delete.
1965 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
1967 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
1969 1998-02-19 Mike Stump <mrs@wrs.com>
1971 * Makefile.in: Use $tooldir for sys-include to match toplevel
1974 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
1975 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1977 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
1979 * emit-rtl.c (hard-reg-set.h): Include.
1980 (get_lowpart_common): Don't make new REG for hard reg in a
1981 class that cannot change size.
1982 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
1984 * combine.c: Revert previous patch.
1986 1998-02-19 Paul Eggert <eggert@twinsun.com>
1988 * config/sparc/sol2-sld.h: New file.
1989 * configure.in (sparc-*-solaris2*): Use it when using the
1992 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
1994 * loop.c (force_movables): Fix typo.
1996 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1998 * m88k.h: Change file pattern to match reality.
2000 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
2002 * varasm.c (output_constant_pool): Fix dumb thinko in last
2005 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
2006 a function name to a section name.
2008 1998-02-18 Doug Evans <devans@cygnus.com>
2010 * tree.h (merge_machine_{type,decl}_attributes): Declare.
2011 (split_specs_attrs, strip_attrs): Add prototypes.
2012 * tree.c (merge_machine_{type,decl}_attributes): New functions.
2013 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
2014 Update olddecl's attributes too.
2015 * c-common.c (strip_attrs): New function.
2016 * c-typeck.c (common_type): Call merge_machine_type_attributes.
2017 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
2018 (make_decl_rtl): Likewise.
2020 1998-02-18 Jim Wilson <wilson@cygnus.com>
2022 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
2024 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
2026 Remove this change until we can fix it correctly.
2027 * collect2.c: Bracket declaration of 'exportf' and
2028 'full_real_ld_suffix'.
2030 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2032 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
2034 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2036 * c-common.c (c_expand_start_cond, c_expand_end_cond,
2037 c_expand_start_else): Don't warn about non-ambiguous else even if
2040 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
2042 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
2043 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
2046 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
2048 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
2049 simplifying a subreg of a hard reg.
2050 (expand_compound_operation): Likewise.
2051 (force_to_mode): Likewise.
2053 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2055 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
2056 (lshift_double): Add parentheses around + or - inside shift.
2057 (rshift_double): Likewise.
2058 (size_int_wide): Explicitly set type of `bit_p' to `int'.
2060 * Makefile.in (fold-const.o): Depend on system.h.
2062 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
2065 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
2066 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
2067 (sched_note_set): Remove unused parameter `b', all callers changed.
2068 (schedule_block): Likewise for `rgn'.
2069 (split_hard_reg_notes): Likewise for `orig_insn'.
2070 (check_live): Likewise for `trg'.
2071 (update_live): Likewise.
2072 (check_live_1): Explcitly declare variable `i' as int.
2073 (update_live_1): Likewise.
2074 (insn_issue_delay): Remove unused variable `link'.
2075 (sched_analyze_2): Add default case in enumeration switch.
2076 (schedule_insns): Remove unused variable `i'.
2078 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
2080 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
2082 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
2083 a dangling else clause.
2085 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
2087 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
2088 pointer for the stack pointer in MIPS16 and 64BIT.
2090 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2092 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
2093 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2095 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
2096 (expand_start_case): Adjust to this change.
2097 (check_seenlabel): New function.
2098 (pushcase, pushcase_range, expand_endcase): Use it.
2100 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2102 * i386.md (adddi3): Add =!r,0,0,X alternative.
2104 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
2106 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
2107 * x-aix31 (INSTALL): Delete.
2109 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
2111 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
2112 tsize changes to something other than zero.
2114 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
2116 * ginclude/va-mips.h: Replace casts of pointers to int with
2117 casts of pointers to __PTRDIFF_TYPE__.
2119 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
2121 * loop.c (strength_reduce, record_biv, record_giv): Use
2122 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
2124 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
2126 * tree.c (first_rtl_op): New fn.
2127 (unsave_expr_now): Use it.
2128 * print-tree.c (print_node): Likewise.
2129 * tree.c (has_cleanups): New fn.
2130 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
2131 conservative about pushing the cleanup point down.
2132 * tree.h: Declare them.
2134 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
2136 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
2137 (flag_schedule_reverse_after_reload): Likewise.
2138 (f_options): Remove reverse scheduling support.
2139 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
2140 (flag_schedule_reverse_after_reload): Likewise.
2141 * haifa-sched.c (rank_for_schedule): Remove support for reverse
2144 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2146 * gcc.c: Get system includes, prototypes and macros via "system.h"
2147 instead of doing it manually. Change all calls of the ctype
2148 macros to custom versions defined in "system.h".
2150 * system.h: Fix return type of bcmp prototype from `void' to `int'.
2151 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
2152 Add a prototype for getenv.
2154 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
2156 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
2158 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
2160 * alias.c: Include <stdlib.h> and <string.h>.
2161 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
2163 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
2165 * version.c: Bump for snapshot.
2167 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
2169 * arm.md (movsfcc): Also validate operands[3] when compiling hard
2171 (movdfcc): Only accept fpu_add_operand for operands[3].
2173 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
2174 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
2176 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
2178 * varasm.c (output_constant_pool): Bring back 'done' label inside
2179 an appropriate #ifdef.
2181 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
2183 (bitmap_copy, bitmap_operation): Likewise.
2184 * combine.c (combinable_i3pat): Similarly for 'src'.
2185 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
2186 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
2187 * regclass.c (copy_cost): Similarly for 'secondary_class'.
2188 * reload.c (make_memloc): Simliarly for 'i'.
2189 (find_reloads_address_1): Similarly for 'link'.
2190 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
2191 (emit_reload_insns): Similarly for 'second_reloadreg'.
2192 * unroll.c (iteration_info): Similarly for 'v'.
2194 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
2195 * calls.c (expand_call): Similarly for 'i'.
2196 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
2197 * fold-const.c (strip_compund_expr): Similarly for 'type'.
2198 * function.c (fixup_var_refs_1): Similarly for 'width'.
2199 (fixup_memory_subreg): Similarly for 'saved'.
2200 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
2201 (setjmp_protect): Similarly for 'sub'.
2202 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
2203 * loop.c (record_giv): Similarly for 'p'.
2204 (combine_givs): Similarly for 'temp_iv'.
2205 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
2206 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
2207 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
2208 * unroll.c (unroll_loop): Similarly for 'copy'.
2209 (iteration_info): Similarly for 'b'.
2210 * varasm.c (assemble_string): Similarly for 'i'.
2211 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
2213 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
2215 * dwarf2out.c (decl_scope_node): New type.
2216 (decl_scope_table): Change type to use it.
2217 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
2218 (push_decl_scope): Use new type. New locals containing_scope, i.
2219 Add code to handle setting previous field.
2220 (scope_die_for): Change type of local i to int. Add code to use
2222 (dwarf2out_init): Use new type.
2224 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
2226 * except.c (emit_throw): Lose throw_used.
2228 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2230 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
2232 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
2234 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
2236 * genextract.c (main): Fix typo.
2238 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
2240 * c-lang.c (finish_file): Bracket declaration of static_ctors,
2243 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
2244 'old_stack_arg_under_construction'
2245 (emit_library_call): Bracket declaration of 'upper_bound',
2246 'lower_bound', 'i', 'reg_parm_stack_space'
2247 (emit_library_call_value): Likewise.
2250 * collect2.c: include <unistd.h> when appropriate.
2251 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
2253 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
2255 * explow.c (plus_constant_for_output_wide): Remove unused variable
2257 (memory_address): Remove unused variable 'orig_x'.
2259 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
2260 (write_const_num_delay_slots): Remove unused variable 'i'.
2262 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
2263 (gen_insn): Remove unused variable 'obstack_ptr'.
2265 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
2267 (__bb_exit_trace_func): Remove unused variable 'e'.
2269 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
2271 (expand_unop): Remove unused variable 'funexp'.
2272 (expand_complex_abs): Remove unused variable 'funexp'.
2273 (init_optabs): Bracket declaration of 'j'.
2274 (init_complex_libfuncs): Deleted. Dead static function.
2276 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
2278 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
2279 (reg_to_stack): 'initialized', 'before_function_beg'
2280 explictly type as ints instead of defaulting.
2281 (emit_swap_insn): Remove unused variable 'i2'.
2282 (compare_for_stack_reg): Remove unused variable 'src_note'.
2284 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
2286 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
2288 * stmt.c (add_case_node): Add parens for assignment used as truth.
2289 (all_cases_count): Remove unused variable 'count_high'.
2290 (mark_seen_cases): Remove unused variable 'i'.
2291 (check_for_full_enumeration_handling): Remove unused variable 't'.
2292 Bracket declaration of 'all_values', 'l'.
2294 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
2296 * varasm.c (assemble_string): Remove unused variable 'i'.
2297 (immed_double_const): Remove unused variable 'in_current_obstack'.
2298 (immed_real_const_1): Likewise.
2299 (output_constant_pool): Remove unreferenced label 'done'.
2300 (output_constant): Remove unused variable 'x'.
2302 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
2305 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
2308 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2310 * combine.c (can_combine_p): Handle USEs in PARALLELs.
2312 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
2314 * config/linux.h (LIB_SPEC): Add -lc for -shared if
2315 USE_GNULIBC_1 is not defined.
2316 * config/sparc/linux.h; Ditto.
2318 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
2320 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
2321 USE_GNULIBC_1 is not defined.
2323 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2325 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
2328 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2330 * system.h: New file to get common systems includes and various
2331 definitions and declarations based on autoconf macros.
2333 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
2335 * cccp.c (new_include_prefix): Correctly handle -I./.
2337 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
2339 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
2341 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
2343 * expr.c (expand_assignment): Correct typo exposed by -Wall.
2344 offset should have been a truth value, not an assignment.
2346 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
2348 * cse.c (delete_dead_from_cse): If a libcall produces a constant
2349 result and that result can be substituted into SET_SRC of the
2350 insn with the REG_RETVAL note, then perform the substitution
2351 and delete the libcall.
2353 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
2355 * mips.md (trucndihi2,truncdiqi2): Change these to support
2358 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
2360 * mips/mips.c (movdi_operand): Direct referances to symbols
2361 that arn't mips16 consts in mips16 mode arn't valid operands.
2363 * mips/mips.c (mips_move_2words): Add gprel handling.
2365 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
2367 * mips.md (extendsidi2): Allow extension to/from a non-mips16
2370 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
2372 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
2375 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * Makefile.in (WARN_CFLAGS): New variable.
2378 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
2380 1998-02-11 Mark Mitchell <mmitchell@usa.net>
2382 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
2383 falling through default case in switch.
2384 (i386_aligned_p): Likewise.
2386 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
2388 * mips/mips.h (mips_abi_string): Correct typo in comment.
2390 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
2392 * mips/mips.md (movdi): These PLUS's need to be Pmode.
2394 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2396 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
2397 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
2398 indirectly via expr.h.
2400 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
2402 * stor-layout.c (layout_type): Do upper - lower in the native type,
2403 so as to properly handle negative indices.
2405 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
2407 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
2408 (expand_eh_region_start_tree): Remove unused variable 'note'.
2409 (exception_optimize): Remove unused variable 'regions'.
2410 (expand_builtin_eh_stub): Remove unused variable 'temp'.
2411 (copy_eh_entry): Deleted. Dead function.
2413 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
2414 'last' with same #if HAVE_load_multiple as use of it.
2415 (move_block_from_reg): Likewise.
2416 (emit_move_insn_1): Remove unused variable 'insns'.
2417 (store_constructor): Bracket declaration of startb, endb with
2418 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
2419 'target', and 'xtarget'.
2420 (expand_builtin_setjmp): Remove unused variables 'op0',
2421 'next_arg_reg', 'old_inhibit_defer_pop'.
2422 (expand_builtin): Remove unused variable 'offset'.
2423 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
2424 (emit_queue): Add parens for assignment used as conditional.
2425 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
2427 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
2429 * i386.c: Added include for recog.h.
2430 (override_options): Removed unused variable p. Initialized regno to
2432 (order_regs_for_local_alloc): Initialized regno to avoid warning.
2433 (legitimize_address): Likewise for 'other'.
2434 (i386_aligned_reg_p): Added default case with abort ().
2435 (print_operand): Likewise.
2436 (reg_mentioned_in_mem): Likewise.
2437 (ix86_expand_binary_operator): Removed unused variables i & insn.
2438 (ix86_expand_unary_operator): Removed unused variable insn.
2439 (output_fp_cc0_set): Removed unused variable unordered_label.
2441 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
2443 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
2444 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
2445 and format string match.
2447 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
2449 * flow.c (life_analysis): Do not conside the stack pointer live at
2450 the end of a function if the fucntio ncalls alloca.
2451 (mark_used_regs): Similarly.
2453 1998-02-10 John F Carr <jfc@mit.edu>
2455 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
2456 1, fzero on alternative 8.
2458 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2460 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
2462 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2464 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
2465 SUBREGs of CONST_INTs.
2467 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
2469 * mips.c (print_operand, function_prologue): Make printf format
2470 match argument type.
2472 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474 * alpha.c (alpha_return_addr): Remove unused variable `first'.
2475 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
2476 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
2478 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2480 * loop.c (strength_reduce): When placing increment for auto-inc
2481 case, do comparison in loop order.
2483 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
2485 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
2486 not a HOST_WIDE_INT.
2488 * calls.c (expand_call): Change test of expand_inline_function
2489 return value to stop compiler warning.
2491 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
2493 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
2494 Jeff Law (law@cygnus.com)
2496 * regmove.c: Fix various minor formatting problems.
2497 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
2498 is true. Make end of basic block tests consistent through regmove.c.
2499 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
2500 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
2502 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2504 * gansidecl.h: Check for a conflicting macro definition before
2505 attempting to prototype bcopy, bcmp or bzero.
2507 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
2509 * expr.c (clear_pending_stack_adjust): Handle case where a function
2510 calls alloca, but the user has specified -fomit-fframe-pointer.
2512 * function.c (assign_parms): Fix typo in last change.
2514 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
2516 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
2518 (free_path_suffix): Remove unreferenced static function.
2519 (process_command): Remove unused variable temp.
2520 (default_arg): Remove unused variable i.
2521 (do_spec_1): Add parens for assignment used as truth value.
2523 (validate_all_switches): Likewise.
2524 (main): Remove unused variables i, first_time>
2526 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
2528 * calls.c (expand_call): Remove unused variables funtree,
2529 n_regs, and tmpmode.
2531 * dbxout.c, except.c: Include <string.h>/<strings.h>.
2533 * explow.c: (plus_constant_for_output_wide) Removed unused
2534 variable all_constant.
2536 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
2537 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
2538 genrecog.c, global.c, integrate.c , stupid.c : Include
2541 * genextract.c: (walk_rtx) Remove unused variable link.
2543 * genrecog.c: (concat) Remove unreferenced static function.
2545 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
2547 * stmt.c: Include <stdlib.h>.
2548 (expand_asm_operands): Remove unused variable val1.
2549 (expand_return): Remove unused variable block.
2550 (pushcase): Remove unused variables l and n.
2551 (pushcaserange): Likewise.
2553 * unroll.c (unroll_loop): Remove unused variable temp.
2555 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
2557 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
2559 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2561 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
2562 functions for whether they support the %p format specifier.
2563 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
2564 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
2565 * configure, config.in: Rebuild.
2567 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
2569 * function.c (assign_parms): New variable named_arg, with value
2570 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
2572 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
2574 * mips/t-r3900: New - same as t-ecoff but eliminate
2575 multilibs: mips1 and mips3.
2576 * configure.in (tx39*): Use new mips/t-r3900.
2577 * configure: Rebuild.
2578 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
2580 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
2582 * dwarf2out.c: Add old_args_size.
2583 (dwarf2out_args_size): Use it.
2584 (dwarf2out_begin_prologue): Initialize it.
2585 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
2586 pushed args until we see a call.
2587 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
2588 before outputting them.
2590 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
2592 * cplus-dem.c (demangle_template_template_parm): New function.
2593 (demangle_template): Handle template template parameters.
2595 1998-02-02 Mark Mitchell <mmitchell@usa.net>
2597 * calls.c (expand_call): Don't confuse member functions named
2598 realloc, setjmp, and so forth with the standard library
2599 functions of the same names.
2601 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
2603 * stmt.c (expand_asm_operands): Correctly identify asm statements
2606 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
2608 * c-common.c (decl_attributes): Flag unrecognized attribute
2609 functions as warnings instead of as errors.
2611 1998-02-05 Marc Lehmann <pcg@goof.com>
2613 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
2614 when -Os is specified.
2615 * toplev.c (main): Don't disable flag_inline_functions anymore when
2618 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2620 * regmove.c: Update.
2621 * flags.h (flag_regmove): Declare.
2622 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
2623 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
2624 Moved into regmove; changed caller.
2625 * toplev.c (rest_of_compilation): Call regmove_optimize also for
2626 expensive_optimizations.
2628 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
2630 * version.c: Bump for snapshot.
2632 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2633 Undo this change (the problem was actually in reload):
2634 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2636 * sh.md (movqi_i+1): New peephole.
2638 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
2640 * jump.c (jump_optimize): Lose calls to modified_in_p they are
2641 not needed anymore due to changes elsewhere in jump.c.
2643 * jump.c (jump_optimize): Fix first arg to modified_in_p in
2646 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
2648 * expr.c (expand_builtin_setjmp): Accept two new arguments for
2649 the labels to branch to on first and subsequent executions. Don't
2650 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
2651 and provide it with the jmp_buf. Use only one of
2652 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
2653 and provide the former with the target label.
2654 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
2655 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
2656 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
2657 insn to replace all of the normal nonlocal_goto code. Don't play
2658 with __dummy. Correct arguments to nonlocal_goto.
2659 * expr.h (expand_builtin_setjmp): Update prototype.
2660 * except.c (start_dynamic_handler): When using builtin_setjmp,
2661 generate more accurate flow information.
2663 * alpha.md (nonlocal_goto_receiver_osf): Delete.
2664 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
2665 (builtin_longjmp, builtin_setjmp_receiver): New.
2666 * sparc.md (update_return): Disambiguate unspec number.
2667 (nonlocal_goto): Rearrange arguments to match caller in except.c.
2668 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
2670 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
2671 (builtin_setjmp_setup*, builtin_longjmp): New.
2673 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
2675 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
2677 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
2679 * vmsconfig.com: Remove bytecode references.
2681 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2683 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
2684 -fno-sjlj-exceptions works for a target that defines
2685 DWARF2_UNWIND_INFO as zero.
2687 * regmove.c (fixup_match_1): Undo last change which removed some
2688 "useless" code, and add a comment explaining this.
2690 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
2692 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
2695 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
2697 * makefile.vms: Remove bytecode references.
2698 Create genrtl files.
2700 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
2702 * jump.c (jump_optimize): Allow conditional loading of floating point
2703 constants and constants from memory. Reinstalled modified_in_p tests.
2705 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2707 * loop.c (get_condition): Handle sign-extended constants.
2709 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
2711 * expr.c (emit_push_insn): Add code to use movstrti if present.
2713 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
2714 and movstrqi as in emit_block_move ().
2716 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
2718 * config/m68k/x-next: Remove /NextDeveloper/Headers from
2719 the directories to fixinclude - /usr/include is a link
2720 to it and hence its contents are fixed by default.
2722 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2724 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
2726 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
2728 * cccp.c (main): Predefine __VMS_VER on VMS.
2730 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2732 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
2733 * fold-const.c (size_int): Replace with
2735 (make_bit_field_ref): Use bitsize_int for bit position.
2736 * stor-layout.c (sizetype): Delete.
2737 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
2738 (layout_record, layout_union, layout_type):
2739 Use bitsize_int for bit size.
2740 (set_sizetype): New function.
2741 (make_signed_type, make_unsigned_type): Use it.
2742 * c-decl.c (init_decl_processing): Likewise.
2743 * tree.h (size_int): Don't delcare, #define.
2744 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
2745 (set_sizetype): Declare.
2746 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
2748 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
2749 Convert result to sizetype.
2750 (really_start_incremental_init, push_init_level):
2751 Set type of constructor_bit_index to sbitsizetype.
2752 (push_init_level): Use unsigned arithmetic to determine padding.
2753 (output_init_element): Likewise.
2755 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
2757 * combine.c (simplify_shift_const): Fix typo in last change.
2759 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
2761 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
2762 is (truncate (lshiftrt)).
2764 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
2766 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
2767 Make sure result winds up in TGT.
2768 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
2769 src to be other than DImode.
2770 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
2771 (alpha_expand_unaligned_store_words): Likewise.
2772 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
2773 that source and destination are separately optimized for alignment.
2774 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
2776 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
2778 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
2779 with handling of -32768.
2781 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2783 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
2784 shell variable argument instead of only hard coded functions.
2785 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
2787 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
2788 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
2789 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
2790 declarations for bcopy, bcmp and bzero.
2792 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
2794 * gansidecl.h: If we have bcopy but don't declare it, then do so.
2795 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
2796 bzero, index and rindex if they aren't already present.
2798 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
2800 * toplev.c (close_dump_file): Wrap function prototype for
2801 argument "func" in PROTO.
2802 (dump_rtl): Likewise.
2804 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
2806 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
2808 (output_function_epilogue): Omit epilogue if nothing drops through.
2809 (output_move_double): Supress int ldd usage on ultrasparc and v9.
2810 (registers_ok_for_ldd_peep): Likewise.
2811 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
2812 (ultrasparc_adjust_cost): New function.
2813 (sparc_issue_rate): New function.
2814 * sparc.h (MASK_VIS, TARGET_VIS): New
2815 (MASK_V8PLUS, TARGET_V8PLUS): New.
2816 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
2817 (TARGET_SWITCHES): Add vis and v8plus.
2818 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
2819 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
2820 (RTX_COSTS): Use TARGET_HARD_MUL
2821 (ADJUST_COST): Call ultrasparc_adjust_cost.
2823 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
2824 of load & fp appropritely.
2825 (supersparc function units): Adjust for Haifa.
2826 (ultrasparc function units): Likewise.
2827 (get_pc_via_rdpc): All v9, not just arch64.
2828 (movdi_v8plus, movdi_v8plus+1): New.
2829 (adddi3_sp32+1): New.
2830 (subdi3_sp32+1): New.
2831 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
2832 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
2833 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
2834 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
2835 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
2836 (ldd peepholes): Suppress for v9.
2837 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
2838 (return_subsi): Revmove.
2840 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
2842 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
2843 save/restore MEM rtl.
2845 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
2847 * configure.in: Check for declaration of abort.
2848 * acconfig.h: Corresponding changes.
2849 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
2852 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
2854 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
2857 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
2859 * version.c: Bump for snapshot.
2861 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
2863 * configure.in: Check for atoq and atoll.
2864 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
2865 proper routine for converting ascii into long long values.
2867 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
2869 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
2871 * vmsconfig.com: Remove bytecode references.
2873 * alpha/vms.h (PREFIX): Define.
2875 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2877 * am-alpha.h: Don't include alloca for OPEN_VMS.
2879 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
2881 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
2882 (GCC_INCLUDE_DIR): Define
2884 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
2885 * makefile.vms: New file.
2887 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
2889 * alpha.c (output_prolog): Output '.name' directive
2890 for minimal traceback information.
2892 * alpha.c (output_prolog): Don't prepend entry point symbols
2893 with '$' on OPEN_VMS.
2895 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
2896 Jeffrey A Law (law@cygnus.com)
2898 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
2901 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
2903 * genemit.c (gen_exp): Likewise.
2904 * genpeep.c (match_rtx): Likewise.
2905 * genrecog.c (write_tree_1): Likewise.
2907 * c-lex.c (yyprint): Use proper format string based upon
2908 disposition of HOST_BITS_PER_WIDE_INT.
2909 (yylex): Put casts in right place for args to build_int_2.
2911 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
2913 * combine.c: Fix typos in Jan27 changes.
2915 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
2917 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
2918 (LINK_SPEC): Likewise.
2919 (STARTFILE_SPEC): Likewise.
2921 1998-01-28 Mike Stump <mrs@wrs.com>
2923 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
2925 * genattrtab.c (reload_completed): Define.
2927 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
2930 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2932 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2933 SUBREG_REG if the word count is unchanged, also in the input reload
2934 case. Disable non-applicable sanity checks.
2936 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
2938 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2940 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
2942 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
2944 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
2946 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
2947 is a TREE_VEC before trying to use it for baseclasses.
2948 (Chill uses the same field for a different purpose.)
2950 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
2952 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
2954 * config.sub: More accurate determination of HP processor types.
2956 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2958 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
2959 prototype for `handle_sysv_pragma', and make it static. Add
2960 parentheses around assignment used as truth value.
2962 * combine.c (combine_instructions): Protect variable `prev' with
2964 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
2965 (extract_left_shift): Add parentheses around operand of &.
2966 (merge_outer_ops): Avoid an empty body in an else-statement.
2967 (gen_rtx_combine): Remove unused variable `i'.
2969 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
2970 function monstartup `void'. Likewise for internal_mcount. Add
2971 `static void' prototype for moncontrol. Reconcile sprintf format
2974 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
2975 Make return type of function_arg_slotno explicitly `int'.
2976 (reg_unused_after): Add parentheses around assignment used as
2978 (save_regs): Add explicit braces to avoid ambiguous `else'.
2979 (function_arg_slotno): Add parentheses around && within ||.
2980 (function_arg_pass_by_reference): Likewise.
2981 (sparc_flat_output_function_prologue): Reconcile fprintf format
2984 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2985 assignment used as truth value.
2987 * cplus-dem.c: Include <stdlib.h>.
2988 (demangle_signature): Avoid an empty body in an else-statement.
2989 (do_type): Remove unused variable `lvl'.
2991 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
2992 Include <string.h>/<strings.h>.
2993 (cpp_lex): Remove unused variable `namelen'.
2994 (cpp_lex): Explicitly declare `num_chars' as an int.
2996 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
2997 <unistd.h> instead. Explicitly declare is_system_include
2999 (make_assertion): Remove unused variable `kt'.
3000 (cpp_expand_to_buffer): Hide variable `obuf'.
3001 (output_line_command): Remove unused variables, `line_end',
3002 `line_cmd_buf' and `len'.
3003 (macarg): Remove unused variable `arg_start'.
3004 (special_symbol): Remove unused variable `i'. Add parentheses
3005 around assignment used as truth value.
3006 (do_include): Remove unused variables `pcfname' and `retried',
3007 hide `pcf' and `pcfbuflimit'.
3008 (do_line): Remove unused variable `i'.
3009 (finclude): Hide variable `missing_newline'.
3010 (cpp_handle_options): Remove unused variable `j'.
3011 (read_token_list): Remove unused variable `eofp'.
3012 (cpp_error_with_line): Remove unused variable `i'.
3013 (cpp_warning_with_line): Likewise.
3014 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
3015 (cpp_error_from_errno): Remove unused variable `i'.
3017 * cse.c (invalidate): Add parentheses around assignment used as
3019 (find_best_addr): Move declaration of variable `our_cost' inside
3020 the conditional macro where its used.
3021 (fold_rtx): Avoid an empty body in an if-statement.
3022 (cse_insn): Wrap variables `this_insn_cc0_mode' and
3023 `this_insn_cc0' in macro HAVE_cc0.
3025 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
3026 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
3027 (output_uleb128): Likewise.
3028 (output_sleb128): Likewise.
3029 (output_cfi): Likewise.
3030 (output_call_frame_info): Remove unused variables `j', `fde_size'
3032 (comp_unit_has_inlines): Hide declaration as per rest of file.
3033 (size_of_line_prolog): Correct typo in prototype.
3034 (add_arange): Likewise.
3035 (output_aranges): Likewise.
3036 (add_name_and_src_coords_attributes): Likewise.
3037 (gen_array_type_die): Likewise.
3038 (gen_inlined_subroutine_die): Likewise.
3039 (equate_decl_number_to_die): Remove unused variable `i'.
3040 (print_die): Reconcile format vs. args in fprintf's.
3041 (print_dwarf_line_table): Likewise.
3042 (output_die): Likewise.
3043 (output_line_info): Likewise.
3044 (add_subscript_info): Avoid an empty body in an else-statement.
3045 (gen_subprogram_die): Remove unused variable `fp_loc'.
3047 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
3048 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
3049 macro. Protect `src_coords_attribute' prototype with
3050 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
3051 prototype as in the rest of the file. Likewise for
3052 `output_pointer_type_die' and `output_reference_type_die'. Remove
3053 prototype for `type_of_for_scope'.
3054 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
3055 (type_attribute): Add explicit braces to avoid ambiguous `else'.
3057 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
3058 (shorten_branches): Protect declaration of tmp_length with
3059 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
3060 (profile_function): Protect declaration of `sval' and `cxt'
3061 variables with appropriate macros.
3062 (final_scan_insn): Likewise for `note' variable. Add explicit
3063 braces to avoid empty body in an if-statement.
3064 (output_asm_insn): Move variable `i' inside macro conditional
3065 where it is used. Add parentheses around assignment used as truth
3067 (asm_fprintf) Likewise, likewise.
3069 * fix-header.c (main): Remove unused variable `done'. Protect
3070 declaration of `i' with FIXPROTO_IGNORE_LIST.
3072 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
3074 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
3077 * profile.c: Include <string.h>/<strings.h>.
3078 (instrument_arcs): Remove unused variables `note', `inverted',
3079 `zero' and `neg_one'.
3080 (branch_prob): Avoid empty body in an if-statement.
3082 * regclass.c: Include <stdlib.h>.
3083 (reg_alternate_class): Explicitly declare parameter `regno'.
3085 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
3086 parentheses around assignment used as truth value.
3087 (find_matches): Remove unused variables `output_operand' and
3089 (fixup_match_1): Remove statement with no effect: "if (0) ;".
3091 * scan.c (sstring_append): Explicitly declare `count' as int.
3092 (scan_string): Explicitly declare parameter `init' as int.
3094 * sched.c: Include <stdlib.h>.
3095 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
3096 (rank_for_schedule): Add parentheses around assignment used as
3098 (schedule_block): Likewise.
3099 (regno_use_in): Likewise.
3100 (schedule_insns): Remove unused variable `i'.
3102 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
3103 (v_message_with_decl): Remove unused variable `n'.
3104 (botch): Explicitly declare parameter `s' as char *.
3105 (main): Add parentheses around assignment used as truth value.
3107 * tree.c (make_node): Protect the variable `kind' with the
3108 GATHER_STATISTICS macro.
3109 (real_value_from_int_cst): Move variable `e' inside conditional
3110 macro area where it is used.
3111 (tree_last): Add parentheses around assignment used as truth value.
3112 (build1): Protect the variable `kind' with the GATHER_STATISTICS
3114 (print_obstack_statistics): Reconcile format vs. args in fprintf.
3115 Protect variables `i', `total_nodes', and `total_bytes' with the
3116 GATHER_STATISTICS macro.
3118 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
3120 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
3121 some comments regarding use of dead_or_set_p.
3123 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
3125 * fixincludes: Tweak fix for struct exception in math.h
3127 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
3129 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
3130 Change mode of registers used to add/sub from
3131 hard_frame_pointer_rtx from word_mode to Pmode.
3133 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
3135 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
3136 asm_output_aligned_bss() instead of asm_output_bss().
3138 * toplev.c (rest_of_compilation): Replace references to
3139 stack_reg_dump_file and dbr_sched_dump_file with references to
3142 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
3144 * tlink.c (scan_linker_output): Call fclose() for opened files.
3146 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
3148 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
3149 compiling with -fpic -- we want to be able to override symbols
3151 (alpha_expand_block_move): Fix thinko in last change.
3153 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
3154 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
3155 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
3157 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
3159 * alpha.md (abssf, absdf): Revert last change.
3161 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
3163 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
3164 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
3166 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
3168 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
3169 a CONST_INT into SFmode.
3171 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
3173 * flags.h: New flag (optimize_size).
3174 * toplev.c (main): Parse -Os option and set optimize_space
3176 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
3177 __OPTIMIZE_SIZE__ when compiling with -Os.
3178 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
3179 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
3180 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
3182 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
3184 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
3186 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
3187 stuff only if MCT_TEXT is #define'd.
3189 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
3191 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
3194 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
3196 * toplev.c: Add -dM command line option to dump RTL after the
3197 machine dependent reorganisation pass, if there is one.
3198 Reorganise RTL dump code, so that only one file handle is
3201 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3203 * except.c (check_exception_handler_labels): Disable warning when
3206 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
3208 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
3210 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3212 * c-decl.c (grokdeclarator): Get parameter tags from
3213 last_function_parm_tags.
3214 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
3215 traversing the parameter types.
3216 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
3218 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
3220 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
3222 (get_shift_alg): Fix typo.
3224 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
3226 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
3228 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
3230 * toplev.c (get_run_time): Make sure each case gets its variables.
3232 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
3234 * configure.in (build_xm_file): Add auto-config.h if host=build.
3235 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
3236 (build_xm_file_list): Likewise.
3237 * configure: Rebuild.
3239 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3241 * recog.c (validate_replace_rtx_1): Only perform substitutions
3242 of arguments to commutative and comparison operators once.
3244 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3246 * sparc.c (output_cbranch): Add default case in
3249 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
3250 (emit_delay_sequence): Eliminate unused parameter, all callers
3252 (fill_simple_delay_slots): Likewise.
3253 (fill_slots_from_thread): Likewise.
3254 (fill_eager_delay_slots): Likewise.
3255 (mark_referenced_resources): Add default case in enumeration switch.
3256 (mark_set_resources): Likewise.
3257 (rare_destination): Likewise.
3258 (mostly_true_jump): Likewise.
3259 (find_dead_or_set_registers): Likewise.
3260 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
3261 (update_reg_unused_notes): Remove unused variable `p'.
3262 (mark_target_live_regs): Remove unused variables `next' and
3264 (fill_simple_delay_slots): Remove unused variable `j'.
3265 (fill_slots_from_thread): Add parentheses around assignment used
3267 (dbr_schedule): Likewise.
3269 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
3270 (objc.stage2, objc.stage3, objc.stage4): Likewise.
3272 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
3274 * cse.c (simplify_ternary_operation): Don't try to simplify
3275 IF_THEN_ELSE expressions (created by combine) that don't use
3276 relational operators.
3278 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
3280 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
3283 * crtstuff.c (init_dummy): Keep the epilogue in the init
3284 section for non-ELF systems.
3286 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3288 * sh.md (movqi_i+1): New peephole.
3290 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
3292 * Makefile.in: Remove remaining bytecode stuff.
3293 * emit-rtl.c, expr.c: Likewise.
3295 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
3297 * toplev.c (lang_options): Add unknown-pragma options.
3299 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
3301 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
3302 special (and incomplete) handling for Chill arrays.
3304 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
3306 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
3309 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
3311 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
3313 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
3315 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
3316 .frame directive instead of FRAME_POINTER_REGNUM.
3318 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
3320 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
3321 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
3322 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
3323 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
3324 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
3325 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
3326 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
3327 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
3329 * longlong.h: Replace __mc68332__ with __mcpu32__.
3331 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
3333 * version.c: Bump for snapshot.
3335 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
3337 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
3338 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
3339 * reload1.c (eliminate_regs): Likewise.
3341 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
3343 * regmove.c (find_matches): Initialize matches->earlyclobber too.
3345 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
3347 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
3348 (negsf2, negdf2): Use proper subtract in IEEE mode.
3350 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
3352 * Makefile.in: Remove more bytecode stuff.
3353 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
3354 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
3355 * f/install.texi, objc/Make-lang.in: Likewise.
3357 * Makefile.in: Remove all bytecode support.
3358 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
3359 * emit-rtl.c: Remove all bytecode support.
3360 * expr.c, expr.h function.c, integrate.c: Likewise.
3361 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
3362 * tree.h, varasm.c: Likewise.
3363 * config/m68k/m68k.h: Likewise.
3364 * bi-*, bc-*, bytecode*: Delete bytecode related files.
3365 * modemap.def: Likewise.
3367 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
3369 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
3370 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
3372 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
3374 * i386.md (push): Prohibit symbolic constants if flag_pic.
3375 (movsi+1): Likewise for move to non-register.
3377 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
3379 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
3380 (print_operand): Handle 0xffffffff on 32 bit host.
3382 * configure.in (thread_file): Rename uses before main loop to
3383 target_thread_file. Initialize to empty in main loop. Set thread_file
3384 to target_thread_file after main loop if not set.
3385 * configure: Rebuild.
3387 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
3388 (add_values_to_cover): Revert last change (which had no ChangeLog
3390 (simplify_with_current_value_aux): Handle CONST_INT.
3392 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3394 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
3396 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
3398 * configure.in: Add cpp stringify test.
3399 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
3400 * gengenrtl.c: Use it.
3401 * configure, config.in: Rebuild.
3403 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3405 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
3407 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
3409 * configure.in: Find declaration for sbrk.
3410 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
3411 * config.in, configure: Rebuild.
3412 * mips-tfile.c: Properly protect declaration of sbrk and free.
3413 * toplev.c: Properly protect declaration of sbrk.
3415 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
3417 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
3419 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
3421 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
3423 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
3425 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
3427 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
3429 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
3430 constant offset computations from objects with known alignment in
3431 the presence of STACK_BIAS.
3433 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
3435 (const_hash): Hash val is unsigned long.
3436 (SYMHASH): Likewise.
3438 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
3440 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
3441 char pointer, not HOST_WIDE_INT.
3442 (print_node): Likewise. Also hash is unsigned long not
3445 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
3447 * explow.c (optimize_save_area_alloca): New function for targets
3448 where SETJMP_VIA_SAVE_AREA is true.
3449 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
3450 compute the amount of stack space needed should we find later that
3451 setjmp is never called by this function, stuff rtl for this inside
3452 a REG_NOTE of the final SET of stack_pointer_rtx.
3453 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
3454 current_function_calls_alloca, call optimize_save_area_alloca.
3456 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
3458 * i386.md: Remove redundant integer push patterns.
3459 Don't bother checking for TARGET_PUSH_MEMORY when
3460 pushing constants or registers.
3462 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3463 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
3465 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
3466 (pwait): New function for mingw32.
3468 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
3469 pipe support is broken for now.
3471 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
3473 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
3474 between frame_pointer_rtx, hard_frame_pointer_rtx, and
3475 arg_pointer_rtx is respected in initialization.
3476 (init_emit_once): Use gen_rtx_raw_REG() to create
3477 return_address_pointer_rtx.
3479 * reorg.c: #include "expr.h" for rtx prototypes.
3480 * Makefile.in (reorg.o): Depend on expr.h
3482 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
3484 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
3485 local_prefix to sub-make invocations.
3487 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
3489 * objc-parse.c: Recognize protocol qualifiers in class definitions.
3491 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
3495 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
3496 * configure.in: Check for atol.
3497 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
3499 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
3501 * loop.c (find_and_verify_loops): When attempting to move insns from
3502 inside the loop outside the loop, create a BARRIER if no suitable
3505 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
3506 favor of an equivalent change from gcc-2.8.
3508 * i386/x-sco5 (CC): Remove trailing whitespace.
3510 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
3513 (accessor_from_format): Likewise.
3514 (xmalloc): New function for use when linking with alloca.o.
3516 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3518 * frame.c (find_fde): Correct FDE's upper bound.
3520 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
3522 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
3524 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
3526 * calls.c (expand_call): Move #ifdef code out of macro argument
3528 (emit_library_call, emit_library_call_value): Likewise.
3530 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
3532 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
3534 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
3536 * version.c: Bump for snapshot.
3538 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
3540 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
3541 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
3542 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
3543 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
3544 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
3545 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
3546 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
3547 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
3548 * unroll.c, varasm.c: Likewise.
3549 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
3551 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
3553 * mips.h: Fix some type-o's from a previous change.
3555 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
3557 * loop.c (check_dbra_loop): Make sure initial value is a
3558 CONST_INT before trying to normalize it.
3560 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
3562 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
3564 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
3566 * cppexp.c: Include gansidecl.h
3568 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
3570 * svr4.h (LINK_SPEC): Never specify -h.
3571 * ptx4.h (LINK_SPEC): Likewise.
3572 * rs6000/sysv4.h (LINK_SPEC): Likewise.
3573 * sparc/sol2.h (LINK_SPEC): Likewise.
3575 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
3577 * c-typeck.c (comptypes): Exit early on NULL input.
3579 * haifa-sched.c (schedule_insns): Correctly remove inter-block
3580 dependencies after reload.
3582 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3584 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
3586 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
3588 * alpha/vms.h (DIR_SEPARATOR): define
3590 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3592 * Makefile.in (stamp-proto): Remove.
3593 (protoize.o, unprotoize.o): Straightforward compile.
3594 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
3596 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3598 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
3599 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
3601 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
3603 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
3604 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
3605 * sparc/netbsd.h, vax/netbsd.h: Likewise.
3607 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
3609 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
3611 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
3613 * configure.in (target_cpu_default, target_cpu_default2): Use double
3614 quotes around them when testing their value.
3615 * configure: Rebuilt.
3617 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
3619 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
3621 (gendef): Call obstack_alloc_rtx.
3623 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
3625 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
3628 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
3630 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
3631 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
3632 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
3634 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
3636 * mips.md (return_internal): Change mode from SImode to VOIDmode.
3638 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
3640 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
3643 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
3645 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
3646 suffix from operand 3.
3648 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3649 Jeffrey A Law (law@cygnus.com)
3651 * regmove.c: New implementation of regmove pass.
3652 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
3653 decls, make them have external linkage. Return a value from
3654 optimize_reg_copy_1.
3655 * reload.h (count_occurrences): Add decl.
3656 * reload1.c (count_occurrences): Delete decl, make it have external
3658 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
3660 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
3662 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
3663 if it is not defined.
3665 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
3667 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
3668 * emit-rtl.c (gen_rtx): Move special code to ...
3669 (gen_rtx_CONST_INT): New function.
3670 (gen_rtx_REG): New function.
3671 (*): Update all calls to gen_rtx.
3672 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
3673 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
3674 (GEN_INT): Call gen_rtx_CONST_INT.
3675 * gengenrtl.c: New file.
3677 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
3679 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
3680 (base_alias_check): If no base found for address call canon_rtx and
3683 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
3685 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
3686 arguments for mips16.
3687 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
3688 Don't lose if tsize is zero after handling large stack for mips16.
3689 * mips.md (return): For trivial return, return address is in $31.
3691 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
3693 * mips/mips16.S: Various changes to make it work with -msingle-float
3696 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
3697 Ian Lance Taylor <ian@cygnus.com>
3698 Jeff Law <law@cygnus.com>
3700 * mips.c, mips.h, mips.md: First cut at merging in mips16
3701 support. Major modifications throughout all three files.
3703 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
3705 * configure.in: Make gthr-default.h a forwarding header instead of
3708 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * gcov-io.h: Include sys/types.h to ensure we get size_t.
3712 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
3714 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
3715 Jeffrey A Law (law@cygnus.com)
3717 * crtstuff.c (__frame_dummy): New function for irix6.
3718 (__do_global_ctors): Call __frame_dummy for irix6.
3719 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
3721 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
3723 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
3725 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
3727 * c-decl.c (init_decl_processing): Provide proper fallback symbol
3728 for __builtin_memset.
3729 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
3730 not INTEGER_CST. Assert arg 3 is a constant.
3732 * alpha.c (mode_width_operand): Accept 64-bit modes.
3733 (mode_mask_operand): Likewise.
3734 (print_operand): Likewise for 'M' and 'U' codes.
3735 (alpha_expand_unaligned_load): New function.
3736 (alpha_expand_unaligned_store): Likewise.
3737 (alpha_expand_unaligned_load_words): Likewise.
3738 (alpha_expand_unaligned_store_words): Likewise.
3739 (alpha_expand_block_move): Likewise.
3740 (alpha_expand_block_clear): Likewise.
3741 * alpha.h (MOVE_RATIO): New define.
3742 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
3743 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
3745 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
3746 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
3748 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
3750 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
3751 * configure: Update.
3753 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
3755 * emit-rtl.c (operand_subword): Correctly handle extracting a word
3756 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
3758 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
3761 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
3763 * configure.in: Set and subsitute host_exeext. Use it when creating
3764 the assembler and linker symlinks.
3765 * configure: Rebuild.
3766 * Makefile.in (exeext): Set to @host_exeext@.
3767 (build_exeext): New variable, set to @build_exeext@.
3768 (FLAGS_TO_PASS): Pass down build_exeext.
3769 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
3772 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
3774 * mn10200.md (addsi3, subsi3): Fix thinkos.
3776 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
3778 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
3779 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
3780 unix always, since we want to be able to thunk to functions in a
3781 shared library from an application.
3783 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
3785 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
3786 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3788 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
3790 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3791 offset's mode is not ptr_mode, convert it.
3793 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
3795 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
3796 compiling if it was already defined.
3798 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
3800 * flow.c (find_basic_blocks): Don't create a new basic block
3801 for calls in a LIBCALL block.
3803 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
3805 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
3807 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
3809 * cse.c (rtx_cost): Remove conflicting default case.
3811 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
3813 * configure.in: Move default enabling of Haifa out of for loop.
3814 * configure: Rebuild.
3816 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
3818 * version.c: Bump for snapshot.
3820 1997-12-25 Teemu Torma <tot@trema.com>
3822 * Makefile.in (GTHREAD_FLAGS): New var.
3823 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
3824 (distclean): Remove gthr-default.h.
3826 * configure.in: Accept dce as a thread package.
3827 Check for thread.h and pthread.h.
3828 Link gthr-default.h to appropriate thread file and set
3830 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
3831 include multilib definitions from pa/t-dce-thr.
3832 (sparc-*-solaris2*): Enable threads by default, if thread.h or
3833 pthread.h is found, preferring posix threads over solaris ones.
3835 * config/pa/t-dce-thr: New file.
3836 * config/pa/t-pa: Removed multilibs.
3837 * config/sparc/t-sol2: Ditto.
3840 * gthr-single.h: New file.
3841 * gthr-posix.h: New file.
3842 * gthr-solaris.h: New file.
3843 * gthr-dce.h: New file.
3844 * libgcc-thr.h: Removed.
3845 * objc/thr-dce.c: New file copied from thr-decosf1.c.
3847 * frame.c: Include gthr.h instead of libgcc-thr.h.
3848 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
3849 (eh_context_initialize): If __gthread_once fails, use static eh
3851 (eh_context_free): Call __gthread_key_dtor.
3853 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
3855 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
3857 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
3859 * cse.c (max_insn_uid): New variable.
3860 (cse_around_loop): Use max_insn_uid.
3861 (cse_main): Set max_insn_uid.
3863 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
3864 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
3865 -mlong64, and -mgp{32,64} options.
3866 * mips.c (mips_abi): Change type to int.
3867 * mips.h (enum mips_abi_type): Delete.
3868 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
3869 (mips_abi): Change type to int.
3871 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
3873 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
3874 optimization is now always enabled.
3876 * calls.c (expand_call): Recognize C++ operator new as malloc-like
3879 * alias.c (memrefs_conflict_p): Eliminate tests now done by
3881 (*_dependence): Call canon_rtx before base_alias_check.
3882 (init_alias_once): New function to precompute set of registers which
3883 can hold Pmode function arguments.
3885 * rtl.h: Declare init_alias_once.
3887 * toplev.c (compile_file): Call init_alias_once.
3889 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
3891 * tree.c (restore_tree_status): Do not dereference a null pointer.
3893 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
3895 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
3896 RLIMIT_STACK. This maintains consistency with the recent, similar
3897 patch to cccp.c and toplev.c.
3899 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
3901 * genattrtab.c (expand_units): For large nr opclasses, expand
3902 function_units_used with ORX to prevent blowups. Tag with FFS.
3903 (num_unit_opclasses): New variable.
3904 (gen_unit): Update it.
3905 (enum operator): Add ORX_OP.
3906 (operate_exp): Treat ORX as or, except don't expand across an if.
3907 Reuse number rtx's after operating on them.
3908 (check_attr_value): Accept IOR, AND, & FFS.
3909 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
3910 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
3911 (write_expr_attr_cache, write_toplevel_expr): New functions.
3912 (write_attr_get): Handle FFS-tagged expressions.
3913 (make_canonical): Don't expand const attributes.
3914 (convert_const_symbol_ref): Dike out.
3915 (evaluate_eq_attr): Handle SYMBOL_REF.
3916 (main): Don't emit get_attr_foo for const attributes.
3918 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
3919 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
3920 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
3921 * alpha.md: Redo all of the scheduling, adding EV6 support, and
3922 combining function units where possible.
3923 (attr "type"): Split loads, stores, cmov into int/fp. Combine
3924 multiplies and divides. Add EV6 sqrt, ftoi, itof.
3925 (attr "opsize"): New attribute.
3926 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
3927 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
3928 to control register allocation.
3929 (movsi2-1, movdi2-1): Likewise.
3931 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
3933 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
3934 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
3935 Move OSF/1 specific defines out.
3936 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
3937 Move Linux specific defines out.
3938 (LINK_SPEC): Genericize.
3939 (ASM_FILE_START): Emit .arch if using more than the base insn set.
3940 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
3941 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
3942 (HANDLE_SYSV_PRAGMA): Define.
3943 * alpha/osf.h: New file.
3944 * alpha/linux.h: Split. Retain file-format independant defines.
3945 Import Linux bits from elf.h.
3946 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
3947 (FUNCTION_PROFILER): _mcount takes its address in $28.
3948 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
3949 * alpha/linux-ecoff.h: New file.
3950 * alpha/linux-elf.h: New file.
3951 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
3952 * alpha/win-nt.h (TARGET_DEFAULT): Define.
3953 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
3954 Add new headers as appropriate.
3956 * configure.in (alpha*): Enable Haifa by default.
3957 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
3958 * configure: Rebuild.
3960 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
3962 * Makefile.in (clean): Remove the stages with their objects here ...
3963 (distclean): ... instead of here.
3965 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3967 * cse.c (rtx_cost): Add default case in enumeration switch.
3968 * fix-header.c (recognized_macro): Likewise.
3969 (recognized_extern): Likewise.
3970 (write_rbrac): Likewise.
3971 * objc/objc-act.c (encode_aggregate): Likewise.
3972 (gen_declarator): Likewise.
3973 (gen_declspecs): Likewise.
3975 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
3977 * haifa-sched.c (create_reg_dead_note): Detect and handle another
3978 case where we kill more regs after sched than were killed before
3980 * sched.c (create_reg_dead_note): Similarly.
3982 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
3984 * c-pragma.c: Include flags.h.
3986 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
3988 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
3989 about system headers.
3990 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
3991 and also to resolve symbols in prefix.c.
3993 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
3994 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
3995 when the definitions in auto-config.h is not visible.
3996 (HAVE_BZERO): Likewise.
3997 (HAVE_BCMP): Likewise.
3998 (HAVE_RINDEX): Likewise.
3999 (HAVE_INDEX): Likewise.
4001 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
4003 * pa.c (emit_move_sequence): Handle a function label source
4006 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
4008 * c-pragma.c (handle_pragma_token): Generate warning messages
4009 about unknown pragmas if warn_unknown_pragmas is set.
4011 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
4012 line option to set variable: warn_unknown_pragmas.
4014 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
4016 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
4018 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
4020 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
4022 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
4023 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
4024 generate more fine grained floating point emulation libraries.
4025 * config/fp-bit.c: Add protecting #ifdef to all functions so
4026 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
4027 then compile all suitable functions.
4028 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
4029 underscores to avoid namespace pollution.
4030 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
4032 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
4036 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4037 Jeff Law <law@cygnus.com>
4039 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
4041 * c-decl.c (finish_decl): Use parentheses around && within ||.
4042 * rtl.c: Include stdlib.h.
4043 (read_skip_spaces): Add parentheses around assignments used as
4045 (read_rtx): Initialize list_rtx.
4046 * cppexp.c (parse_number): Use || when operands are truth values.
4047 * alias.c (find_base_value): Add default case.
4048 (memrefs_conflict): Likewise.
4049 * combine.c (sets_function_arg_p): Likewise.
4050 * genemit.c (gen_exp): Likewise.
4051 * local-alloc.c (contains_replace_regs): Likewise.
4052 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
4053 * fold-const.c (fold_convert): Use "&&" for truth values.
4054 (fold): Add default case.
4055 * sdbout.c (sdbout_field_types): Fix typo in declaration.
4056 (sdbout_one_type): Add default case.
4057 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
4058 (some_operand): Add default case.
4059 (input_operand): Likewise.
4060 (signed_comparison_operator): Likewise.
4061 (divmod_operator): Likewise.
4062 (alpha_set_memflags_1): Likewise.
4063 * reload1.c (reload_cse_simplify_operands): Ensure function
4064 always returns a value.
4065 * scan-decls.c (scan_decls): Likewise.
4066 * c-lex.c (skip_white_space): Fix typo in declaraion.
4067 * c-typeck.c (comp_target_types): Add parentheses around assignment
4068 used as truth value.
4069 (print_spelling): Likewise.
4070 (constructor_implicit, constructor_result): Remove unused variables.
4071 * collect2.c (scan_library): Protect prototype with
4072 #ifdef SCAN_LIBRARIES.
4073 * emit-rtl.c (find_line_note): Fix typo in declaration.
4074 * final.c (asm_insn_count): Protect prototype with
4075 #ifdef HAVE_ATTR_length.
4076 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
4077 (try_pre_increment_1, try_pre_increment): Likewise.
4078 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
4079 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
4080 * gcov-io.h (__store_long, __write_long, __read_long): Fix
4081 unsigned/signed comparisons.
4082 * gcov.c (read_files): Remove unused "first_type" variable.
4083 (scan _for_source_files): Initialize s_ptr.
4084 (function_summary): Eliminate "%lf" formatting, use %ld for
4086 (output_data): Initialize branch_probs and last_line_num.
4087 Eliminate "%lf" formatting, use "%ld" for longs.
4089 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
4091 * mips16.S: New file.
4093 * libgcc2.c (varargs): Handle mips16.
4095 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
4097 * stmt.c (expand_end_case): Likewise.
4098 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
4099 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
4100 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
4102 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4104 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
4105 the build directory.
4106 (libobjc.a): Update dependency list.
4107 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
4109 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
4110 (objc.mostlyclean): Remove runtime-info.h.
4112 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
4114 * tree.c (build_range_type): Allow creation of ranges with no maximum.
4115 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
4116 * dwarf2out.c (add_subscript_info): Likewise.
4117 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
4118 * sdbout.c (plain_type_1): Likewise.
4119 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
4121 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
4124 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4126 * mips.c (fatal): Remove declaration.
4128 1997-12-18 Mark Mitchell <mmitchell@usa.net>
4130 * integrate.c (get_label_from_map): New function.
4131 (expand_inline_function): Use it. Initialize the label_map to
4132 NULL_RTX instead of gen_label_rtx.
4133 (copy_rtx_and_substitute): Use get_label_from_map.
4134 * integrate.h (get_label_from_map): New function.
4135 (set_label_from_map): New macro.
4136 * unroll.c (unroll_loop): Use them.
4137 (copy_loop_body): Ditto.
4139 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
4141 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
4142 (INIT_TARGET_OPTABS): Define.
4143 * mips/ecoff.h: Include gofast.h before mips.h.
4144 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
4145 * mips/elf64.h: Likewise.
4146 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
4148 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
4150 * except.c: Remove register_exception_table{,_p}.
4152 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
4154 * unroll.c (calculate_giv_inc): Handle constant increment found in
4155 a MEM with an appropriate REG_EQUAL note.
4157 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
4159 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
4160 frame pointer in the prologue.
4162 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
4164 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
4165 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
4167 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
4169 * config/m68k/m68k.c (output_function_prologue): Typecast
4170 dwarf2out_cfi_label to (char *).
4171 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
4173 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
4175 * sparc.md (jump): Don't use the annul bit around an empty loop.
4176 Patch from Kevin.Kelly@East.Sun.COM.
4178 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
4180 * jump.c: (jump_optimize): Don't use the return register as a
4181 source1 of a conditional move.
4183 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
4185 * sparc.c (DF_MODES): Or the mask not the bit number.
4186 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
4188 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4190 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
4192 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
4194 * fixincludes (size_t): Add support for Motorola's stdlib.h
4195 which fails to provide a definition for size_t.
4196 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
4197 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
4198 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
4200 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
4201 prevent unresolved externals in libio.
4202 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
4204 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
4206 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
4207 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
4208 (LIB_SPEC): Updated for glibc 2.
4210 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
4212 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
4213 * ginclude/varargs.h: Likewise.
4215 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
4217 * version.c: Bump for snapshot.
4219 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
4221 * frame.h (__register_frame, __register_frame_table,
4222 __deregister_frame): New.
4223 * frame.c (__register_frame, __register_frame_table,
4224 __deregister_frame): New.
4225 * frame.c (__deregister_frame_info): Return void *.
4226 * frame.h (__deregister_frame_info): Ditto.
4227 * collect2.c (__deregister_frame_info): Ditto.
4229 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
4231 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
4233 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
4235 * alpha.c (alpha_cpu_name): New variable.
4236 (alpha_mlat_string): Likewise.
4237 (alpha_memory_latency): Likewise.
4238 (override_options): Handle -mmemory-latency.
4239 (alpha_adjust_cost): Adjust load cost for latency.
4240 * alpha.h (TARGET_OPTIONS): Add meory-latency.
4241 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
4242 TARGET_CIX into account.
4243 (MEMORY_MOVE_COST): Define in terms of memory_latency.
4244 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
4246 * alpha.h (ASM_COMMENT_START): New macro.
4248 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
4250 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
4251 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
4253 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
4254 SUBREG_REG if the word count is unchanged.
4255 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
4256 subregs of identical word size for push_reload.
4258 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
4260 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
4261 if all we're doing is dealing with -Wreturn-type.
4263 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
4265 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
4266 Use and 255 instead of zapnot 1, since it schedules better.
4268 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
4270 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
4273 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
4275 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
4276 dependency we delete. Properly update prev for multiple consecutive
4278 (priority): Skip deleted dependence.
4280 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
4282 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
4284 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4286 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
4287 determining when a new basic block starts.
4289 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
4291 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
4292 * pa.md (iorsi3): Add missing args to *_operand calls.
4294 * except.c (call_get_eh_context): Don't mess with sequences.
4295 (emit_eh_context): Include the call in the sequence here.
4297 1997-12-11 Paul Eggert <eggert@twinsun.com>
4299 * collect2.c (write_c_file_glob): Allocate initial frame object
4300 in static storage and pass its address.
4302 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4304 * except.c (call_get_eh_context): Don't take a parm.
4305 Put the call at the top of the function.
4306 (emit_eh_context): Adjust.
4307 (get_eh_context): Replace with former use_eh_context.
4308 (get_eh_context_once, get_saved_pc_ref): Remove.
4309 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
4311 * integrate.c (expand_inline_function): Adjust.
4312 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
4314 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
4316 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
4317 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
4319 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
4321 * fixincludes (strlen,strspn,strcspn return value): Handle different
4323 (hypot): Provide a fake for hypot which is broken on
4324 m88k-motorola-sysv3.
4326 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
4328 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
4329 tree_code_name from pointers to arrays.
4330 * tree.c: Remove standard_tree_code_* variables, no longer used.
4331 * print-tree.c: Remove declaration of tree_code_name.
4333 * cp/lex.c (init_lex): Update for tree_code_* changes.
4334 * objc/objc-act.c (init_objc): Likewise.
4336 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
4339 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
4341 * config.sub: Add support for BeOS target.
4342 * configure.in: Likewise.
4343 * ginclude/stdarg.h: Likewise.
4344 * ginclude/stddef.h: Likewise.
4345 * ginclude/varargs.h: Likewise.
4346 * rs6000/beos.h: New file for BeOS.
4347 * rs6000/t-beos: Likewise.
4348 * rs6000/x-beos: Likewise.
4349 * rs6000/xm-beos.h: Likewise.
4350 * toplev.c (get_run_time): Just return 0 on BeOS.
4352 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
4353 Toon Moene (toon@moene.indiv.nluug.nl)
4355 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
4356 old and broken Sun3 assemblers. Newer versions handle large
4357 offsets correctly as does the GNU assembler.
4359 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4361 * objc/objc-act.c (lang_report_error_function): Disable.
4362 * objc/objc-parse.y: Include "output.h".
4363 (yyerror): Remove redundant decl.
4364 (yyprint): Fix prototype.
4365 (apply_args_register_offset): Remove redundant decl.
4366 (get_file_function_name): Likewise.
4368 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
4370 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
4372 (find_basic_blocks_1): Likewise.
4374 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4376 * except.c (use_eh_context): Don't copy_rtx a REG.
4377 (emit_throw): Lose old unwinder support.
4378 (expand_internal_throw): Likewise.
4379 * libgcc2.c (struct eh_context): Likewise.
4380 (new_eh_context): Likewise.
4381 (__get_eh_info): Lose redundant cast.
4382 (__get_dynamic_handler_chain): Likewise.
4383 (__get_saved_pc): Lose.
4384 Lose all old unwinder support code.
4386 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
4388 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
4390 * integrate.c (expand_inline_function): If the inline fn uses eh
4391 context, make sure that the current fn has one.
4392 * toplev.c (rest_of_compilation): Call emit_eh_context.
4393 * except.c (use_eh_context): New fn.
4394 (get_eh_context_once): New fn.
4395 (call_get_eh_context): New fn.
4396 (emit_eh_context): New fn.
4397 (get_eh_context): Call either get_eh_context_once or
4398 call_get_eh_context, depending on what we have.
4399 (get_dynamic_handler_chain): Call get_eh_context_once.
4400 * except.h: Prototypes for fns above.
4401 * optabs.c (get_eh_context_libfunc): Removed.
4402 (init_optabs): Don't initialize it.
4403 * expr.h (get_eh_context_libfunc): Removed.
4404 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
4405 * config/pa/pa.h (CPP_SPEC): Support for -threads.
4406 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
4407 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
4408 New multilib for -threads.
4409 * config/sparc/t-sol2: Added multilibs for -threads and
4410 made -pthreads alias to it.
4411 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
4412 Added -threads and -pthreads options.
4413 * libgcc-thr.h: New file.
4414 * libgcc2.c: (__get_cpp_eh_context): Removed.
4415 (struct cpp_eh_context): Removed.
4416 (struct eh_context): Replaced cpp_eh_context with generic language
4418 (__get_eh_info): New function.
4419 (__throw): Check eh_context::info.
4421 * libgcc2.c: Include libgcc-thr.h.
4422 (new_eh_context, __get_eh_context,
4423 eh_pthread_initialize, eh_context_initialize, eh_context_static,
4424 eh_context_specific, eh_context_free): New functions.
4425 (get_eh_context, eh_context_key): New variables.
4426 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
4427 get_eh_context to get the context.
4428 (longjmp): Move the declaration inside
4429 #ifdef DONT_USE_BUILTIN_SETJMP.
4430 * frame.c: Include libgcc-thr.h.
4431 (object_mutex): Mutex to protect the object list.
4432 (find_fde, __register_frame, __register_frame_table,
4433 __deregister_frame): Hold the lock while accessing objects.
4434 * except.h (get_eh_context): Declare.
4435 * except.c (current_function_ehc): Define.
4436 (current_function_dhc, current_function_dcc): Removed.
4437 (get_eh_context): New function.
4438 (get_dynamic_handler_chain): Use get_eh_context.
4439 (get_saved_pc_ref): Ditto.
4440 (get_dynamic_cleanup_chain): Removed references to
4441 current_function_dcc.
4442 (save_eh_status, restore_eh_status): Save and restore
4443 current_function_ehc instead.
4444 * optabs.c (get_eh_context_libfunc): New variable.
4445 (init_optabs): Initialize it.
4446 * expr.h: Declare get_eh_context_libfunc.
4447 * function.h (struct function): Replaced dhc and dcc with ehc.
4448 * except.c (get_saved_pc_ref): New functions.
4449 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
4450 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
4452 (end_eh_unwinder): Likewise.
4453 (init_eh): Remove initialization of eh_saved_pc.
4454 * optabs.c (get_saved_pc_libfunc): New variable.
4455 (init_optabs): Initialize it.
4456 * expr.h: Declare get_saved_pc_libfunc.
4457 * except.h (eh_saved_pc_rtx): Deleted.
4458 (get_saved_pc_ref): Declared.
4460 From Scott Snyder <snyder@d0sgif.fnal.gov>:
4461 * libgcc2.c (__get_saved_pc): New.
4462 (__eh_type, __eh_pc): Deleted.
4463 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
4464 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
4467 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
4469 * sparc/sol2.h: Use 64 bit multiply and divide functions in
4470 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
4473 * rtl.h (global_rtl): New variable, replacing separate variables for
4475 (const_int_rtx): Now array of rtx_def, not rtx.
4476 * emit-rtl.c: Update for new rtl data structures.
4477 * genattrtab.c: Define global_rtl.
4479 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
4481 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
4484 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
4486 * crtstuff.c (__do_global_ctors): Fix typo.
4488 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
4490 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4491 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4493 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
4495 * rs6000.h (FUNCTION_ARG_PADDING): Define.
4496 * rs6000.c (function_arg_padding): New function.
4498 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
4500 * m68k.c: Include tree.h only once.
4502 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4504 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
4506 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
4508 * Partially cleaned up prototyping code from HJ.
4509 * tree.h: Add many prototypes.
4510 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
4511 All references changed.
4512 * rtl.h: Protect from multiple inclusions. Add many prototypes.
4514 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
4516 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
4517 string functions like strlen.
4519 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
4521 * configure.in: Check for functions getrlimit and setrlimit.
4522 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4523 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4525 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
4527 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
4529 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
4531 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
4534 * alpha.c (override_options): Don't know about scheduling for EV6.
4535 * alpha.md (ev5 function units): Don't overload as ev6.
4537 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
4538 * alpha.md (define_attr type): Add mvi.
4539 (ev5_e0): Define sceduling parameters for it.
4540 (TARGET_MAX insns): Type is mvi not shift.
4542 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
4544 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
4546 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4548 * cstamp-h, auto-config.h: Delete.
4550 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
4552 * version.c: Bump for snapshot.
4554 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
4556 * cccp.c: Fix typo brought over in merge.
4558 * Merge in changes from gcc-2.8.
4560 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
4562 * m68k.c: Include tree.h for dwarf2out_cfi_label.
4564 * gcc.c (process_command): Do not take address of function fatal when
4565 calling lang_specific_driver.
4567 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
4569 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
4570 doesn't work with it yet, so set it to 0.
4571 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
4573 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4575 * cse.c (cse_insn): Check for invalid entries when taking references.
4577 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4579 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
4580 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
4581 * toplev.c (rest_of_compilation): Pass it. Remove code to
4582 save / clear / restore flag_unroll_{,all_}loops.
4584 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4586 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
4588 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
4590 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
4592 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
4594 * except.c (get_dynamic_handler_chain): Only make the call once per
4597 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
4599 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4601 * sh.c (final_prescan_insn): Use local label prefix
4602 when emitting .uses pseudo-ops.
4604 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4606 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
4607 * except.c: Lose outer_context_label_stack.
4608 (expand_eh_region_end): Rethrow from outer_context here.
4609 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
4610 (expand_internal_throw): Take no args.
4611 (expand_internal_throw_indirect): Lose.
4612 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
4613 (expand_start_all_catch): Start a rethrow region.
4614 (expand_end_all_catch): End it.
4615 (expand_rethrow): New fn.
4616 * except.h: Reflect above changes.
4617 * flow.c: Revert change of Nov 27.
4619 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
4621 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
4623 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4625 * except.c (expand_fixup_region_end): New fn.
4626 (expand_fixup_region_start): Likewise.
4627 (expand_eh_region_start_tree): Store cleanup into finalization here.
4628 * stmt.c (expand_cleanups): Use them to protect fixups.
4630 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
4632 * mips/mips.md (muldi3_r4000): Broaden the output template
4633 and attribute assignments to handle three operand dmult;
4634 rename to muldi3_internal2.
4635 (muldi3): Call the new muldi3_internal2 for R4000, and
4636 any GENERATE_MULT3 chip.
4638 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4640 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
4642 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
4644 * unroll.c (find_splittable_givs): Remove last change. Handle givs
4645 with a dest_reg that was created by loop.
4647 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
4649 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
4651 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
4653 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
4655 * configure.in: Fix NCR entries.
4657 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
4659 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
4660 nested exceptions correctly.
4662 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
4663 that was created by loop.
4665 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4667 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
4669 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
4671 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
4673 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
4674 (print_operand): Use SMALL_DATA_REG for the register involved in
4675 small data relocations.
4676 (print_operand_address): Ditto.
4678 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
4679 -dynamic linker is not used.
4681 * rs6000.md (call insns): For local calls, use @local suffix under
4682 System V. Don't use @plt under Solaris.
4684 * rs6000.c (output_function_profiler): Put label address in r0, and
4685 store LR in 4(sp) for System V/eabi.
4687 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
4688 byte boundary, and maintain stack backchain.
4690 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4692 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4693 fix_truncsfdi2): Change *.
4695 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
4697 * toplev.c (main): Complain about -gdwarfn.
4699 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
4701 * dwarfout.c (output_type): If finalizing, write out nested types
4702 of types we've already written.
4704 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
4706 (patches originally from Geoffrey Keating)
4707 * rs6000.c (function_arg): Excess floating point arguments don't
4708 go into GPR registers after exhausting FP registers under the
4710 (function_arg_partial_nregs): Ditto.
4712 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
4715 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
4717 * integrate.c (output_inline_function): Just unset DECL_INLINE.
4719 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
4721 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
4724 * libgcc2.c (__throw): Initialize HANDLER.
4726 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4728 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4729 fix_truncsfdi2): Change *X to ?*X.
4731 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
4733 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
4735 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
4737 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
4739 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
4741 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
4743 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
4745 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
4746 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
4749 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
4751 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
4752 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
4753 gas and not using the new HP assembler.
4755 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
4757 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
4758 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
4760 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
4762 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
4763 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
4766 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4768 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
4770 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4772 * except.h: Add outer_context_label_stack.
4773 * except.c: Likewise.
4774 (expand_start_all_catch): Push the outer_context for the try block
4775 onto outer_context_label_stack.
4776 (expand_end_all_catch): Use it and pop it.
4778 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
4780 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
4782 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
4784 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
4786 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
4788 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
4789 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4791 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
4793 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
4794 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
4795 __builtin_delete, and __builtin_vec_delete.
4797 * except.c (output_exception_table): Don't bother with
4800 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
4802 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
4803 is an in/out operand.
4804 (zero extended variants of stwm/stwm patterns): Similarly.
4806 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
4808 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
4810 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
4812 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
4813 (output_call_frame_info): Emit a \n after using it.
4815 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
4817 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
4819 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
4821 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
4822 (ASM_OUTPUT_DWARF_VALUE4): New macro.
4823 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
4825 (output_call_frame_info): Do not output forward label differences
4826 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
4827 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
4829 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4831 * sh.md (attribute "type"): Add nil.
4832 (movsi_ie): y/y alternative is type nil.
4833 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
4835 (movsf_ie+1): Delete.
4837 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
4839 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
4840 large_int, emit two insns instead of one splitable insn.
4841 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
4842 from cfa_temp_value, use cfa_offset. Add assert checking that
4845 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
4847 * cccp.c (deps_output): Properly quote file names for make.
4849 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
4851 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
4853 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
4855 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
4857 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
4859 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
4861 (cse_end_of_basic_block): Similarly.
4863 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
4865 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4866 (SELECT_RTX_SECTION): Define.
4867 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
4869 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
4871 * Makefile.in (compare, compare-lean): Define $stage for each
4873 (gnucompare, gnucompare-lean): Likewise.
4875 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
4877 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
4879 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
4880 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4882 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
4884 * dwarfout.c (byte_size_attribute): Add local var upper_bound
4885 and add case to handle STRING_TYPE.
4886 * dwarfout.c (output_string_type_die): Fix code to generate
4887 correct string length attribute for fixed length strings.
4888 Still needs support for varying length strings.
4890 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
4892 * toplev.c (get_run_time): Do something sensible for cygwin32.
4894 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
4896 * expr.c (expand_builtin_setjmp): Set
4897 current_function_has_nonlocal_label.
4898 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
4899 call-saved registers across calls.
4901 * alpha.md (exception_receiver): Remove.
4902 (nonlocal_goto_receiver_osf): New
4903 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
4904 (nonlocal_goto_receiver): New, select _osf or _vms.
4906 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
4907 keep them from being propogated to the object file.
4908 (alpha_write_linkage): Likewise.
4909 * alpha.md (call_vms): Likewise.
4910 (call_value_vms): Likewise.
4911 (unnamed osf call insns): Likewise.
4913 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
4914 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4916 * alpha.c (call_operand): Any reg is valid for WinNT.
4917 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
4918 (anon nt calls): Add 'R' alternative.
4919 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
4920 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
4922 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
4924 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
4926 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
4927 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4928 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4930 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
4932 * reload1.c (new_spill_reg): Improve fixed or forbidden register
4933 spill error message.
4935 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4937 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
4938 use varargs.h. Wrap header with <>, not "".
4940 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
4942 * integrate.c (save_for_inline_copying): Add return value from
4945 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
4947 * fixincludes: Be a little more restrictive on what we will
4948 substitute to replace definitions of MAXINT for HPUX.
4950 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
4952 * dbxout.c (dbxout_symbol_location): Don't assume that variables
4953 whose address is the stack or argument pointers are indirect
4956 1997-11-13 Paul Eggert <eggert@twinsun.com>
4958 * cccp.c, cpplib.c (compare_defs):
4959 Don't complain about arg name respellings unless pedantic.
4960 * cpplib.c (compare_defs): Accept pfile as new arg.
4961 All callers changed.
4963 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4965 * fold-const.c (fold_truthop): Fix bug in last change.
4967 1997-11-13 Paul Eggert <eggert@twinsun.com>
4969 Fix some confusion with IEEE minus zero.
4971 * real.h (REAL_VALUES_IDENTICAL): New macro.
4973 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
4974 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
4976 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
4977 same tree structure as 0.0.
4979 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
4980 macro instead of doing it by hand.
4982 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
4984 * v850/lib1funcs.asm: Minor whitespace changes.
4985 * v850.c: Fix minor formatting problems in many places.
4986 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
4988 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
4990 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
4991 xplus1 when xplus0 is not a register.
4993 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
4995 * flow.c (find_basic_blocks): During marking phase, if we encounter
4996 an insn with a REG_LABEL note, make the target block live and
4997 create an edge from the insn to the target block. Do not make
4998 edges from all blocks to the target block.
5000 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
5002 * confiugre.in: Tweak NCR entries.
5003 * configure: Rebuilt.
5005 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
5007 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
5008 pick apart floating point values, instead of using CONST_DOUBLE_LOW
5009 and CONST_DOUBLE_HIGH.
5011 * rs6000.md (define_splits for DF constants): Use the appropriate
5012 REAL_VALUE_* interface to pick apart DF floating point constants in
5013 a machine independent fashion.
5015 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5017 * fold-const.c (fold_truthop): When changing a one-bit comparison
5018 against zero into a comparison against mask, do a proper sign
5021 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
5023 * except.c: Do not include "assert.h".
5024 (save_eh_status): Turn asserts into conditional aborts.
5025 (restore_eh_status, scan_region): Likewise.
5026 * dwarfout.c: Do not include "assert.h".
5027 (bit_offset_attribute): Turn asserts into conditional aborts.
5028 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
5029 (output_inlined_structure_type_die): Likewise.
5030 (output_inlined_union_type_die): Likewise
5031 (output_tagged_type_instantiation): Likewise.
5032 (dwarfout_file_scope_decl): Likewise.
5033 * dwarf2out.c: Do not include "assert.h"
5034 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
5035 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
5036 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
5037 (add_bit_size_attribute, scope_die_for): Likewise.
5038 (output_pending_types_for_scope): Likewise.
5039 (get_inlined_enumeration_type_die): Likewise.
5040 (get_inlined_structure_type_die): Likewise.
5041 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
5042 (gen_tagged_type_instantiation_die): Likewise.
5044 * flow.c (find_basic_blocks): Refine further to get a more correct
5045 cfg, especially in the presense of exception handling, computed
5046 gotos, and other non-trivial cases. Call abort if an inaccuracy
5047 is detected in the cfg.
5049 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5051 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
5053 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
5054 (skip_white_space): Use whitespace_cr.
5055 (check_newline): Handle whitespace more consistently.
5057 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
5059 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
5060 * i386/xm-cygwin32.h (POSIX): Define.
5062 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
5064 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
5065 is available elsewhere.
5067 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
5069 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
5070 what the instruction can handle.
5072 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
5074 * stmt.c (expand_decl_cleanup_no_eh): New fn.
5076 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
5078 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
5080 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
5081 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
5083 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
5085 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
5086 swap instruction order.
5088 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
5090 * fixinc.svr4 (__STDC__): Add another case.
5092 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5094 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
5095 addresses in the epilogue delay slot.
5097 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
5099 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
5100 in generated `specs' file.
5102 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
5104 * flags.h (flag_rerun_loop_opt): Declare.
5105 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
5106 * toplev.c (flag_rerum_loop_opt): Delete static.
5108 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5110 Bring over from FSF:
5112 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5114 * va-sh.h (__va_arg_sh1): Define.
5116 SH3E doesn't use any integer registers for subsequent arguments
5117 once a non-float value was passed in the stack.
5118 * sh.c (machine_dependent_reorg): If optimizing, put explicit
5119 alignment in front label for ADDR_DIFF_VEC.
5120 * sh.h (PASS_IN_REG_P): Fix SH3E case.
5121 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
5123 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5125 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
5128 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5130 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
5131 put an use_sfunc_addr before each sfunc.
5132 * sh.md (use_sfunc_addr, dummy_jump): New insns.
5133 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
5135 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5137 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
5139 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
5141 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
5144 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
5146 * alias.c (find_base_value): Only return the known base value for
5149 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
5151 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
5152 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
5154 (prologue_get_pc_and_set_got): New pattern.
5156 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
5158 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
5159 for SUBREG, just fall through.
5161 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
5163 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
5165 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
5167 * fixincludes: Fix "hypot" prototype in NeXT math.h.
5169 * Makefile.in (USE_ALLOCA): Always include alloca.o.
5170 (USE_HOST_ALLOCA): Likewise.
5172 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
5173 and LABEL_REFS fields.
5174 * rtl.h (LABEL_REFS): Update.
5176 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
5178 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
5179 sets i2dest. When calling distribute_notes for i3dest_killed, pass
5180 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
5183 * mips.md (insv, extzv, extv): Add change_address call.
5184 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
5186 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
5188 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
5190 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
5191 save_restore_insns if no FP and GP will be restored.
5193 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
5194 Convert CCmode to word_mode before calling GET_MODE_SIZE.
5196 * acconfig.h (HAVE_INTTYPES_H): Undef.
5197 * configure.in (inttypes.h): Check for conflicts between sys/types.h
5198 and inttypes.h, and verify that intmax_t is defined.
5199 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
5200 * config/mips/x-iris3: Likewise.
5202 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
5204 * alias.c (find_base_value): When copying arguments, return the
5205 tenative value for a hard register.
5207 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
5209 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
5210 (yylex): Record wide strings using target endianness, not host.
5212 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
5214 * mn10200.h (ASM_OUTPUT_BSS): Delete.
5215 (ASM_OUTPUT_ALIGNED_BSS): New macro
5216 * mn10300.h (ASM_OUTPUT_BSS): Delete.
5217 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5218 * v850.h (ASM_OUTPUT_BSS): Delete.
5219 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5221 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5223 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
5225 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
5227 * configure.in (sco5): Use cpio to install header files.
5229 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
5231 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
5233 * configure: Rebuild.
5235 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
5237 * i386/sco5.h: enable -gstabs once again.
5239 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
5241 * arm.c (output_move_double): Allocate 3 entries in otherops array.
5243 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
5245 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
5246 notes for sjlj exceptions too.
5247 (expand_eh_region_end): Similarly for EH_REGION_END notes.
5248 (exception_optimize): Optimize EH regions for sjlj exceptions too.
5249 * final.c (final_scan_insn): Don't output labels for EH REGION
5250 notes if doing sjlj exceptions.
5252 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
5254 * alias.c (init_alias_analysis): Handle -fno-alias-check when
5255 optimizing correctly.
5257 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
5258 or set current_function_calls_setjmp anymore.
5260 * flow.c (find_basic_blocks): If we delete the label for an
5261 exception handler, remove it from the EH label list and remove
5262 the EH_BEGIN/EH_END notes for that EH region.
5264 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
5266 * flow.c (find_basic_blocks): Generate correct flow control
5267 information when exception handling notes are present.
5269 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
5271 * dwarf2out.c (output_call_frame_info): Fix length argument
5272 to ASM_OUTPUT_ASCII.
5273 (output_die, output_pubnames, output_line_info): Likewise.
5275 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
5277 * version.c: Bump for snapshot.
5279 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
5280 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
5281 flag_debug_asm is on.
5282 (output_die, output_pubnames, output_line_info): Likewise.
5284 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
5285 and static_chain_rtx into the potential base values array if
5288 * alias.c (new_reg_base_value): New array of potential base values.
5289 (unique_id): Now file scoped static.
5290 (find_base_value, case REG): Return the value in reg_base_value
5291 array for the REG if it exists. Else, return the value from
5292 new_reg_base_value if copying args and REG is a hard register.
5293 (find_base_value, case PLUS): If either operand of the PLUS is
5294 a REG, try to get its base value. Handle base + index and
5296 (record_set): Use new_reg_base_value instead of reg_base_value.
5297 (init_alias_analysis): Allocate space for new_reg_base_value too.
5298 Rework code to iterate over the insns propagating base value
5299 information until nothing changes.
5301 * global.c (global_alloc): Free the conflict matrix after
5302 reload has finished.
5304 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
5306 * libgcc2.c (L_eh): Define __eh_pc.
5307 Replace __eh_type with generic pointer __eh_info.
5309 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
5311 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
5312 use copy_to_reg if address is not a general_operand.
5314 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5316 * profile.c (output_func_start_profiler): Clear flag_inline_functions
5317 for the duration of the call to rest_of_compilation.
5319 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
5321 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
5323 (sparc*-*-*): Recognize --with-cpu=v9.
5324 * sparc/elf.h: New file.
5325 * sparc/t-elf: New file.
5327 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
5329 * mn10300.c (const_8bit_operand): New function.
5330 (mask_ok_for_mem_btst): New funtion.
5331 * mn10300.md (btst patterns with mem operands): Use new functions
5332 to avoid creating btst instructions with invalid operands.
5334 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
5336 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
5337 are running on PowerPC Linux.
5339 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
5341 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
5342 if not previously defined.
5344 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
5346 * function.c (assign_parms): Correct mode of stack_parm if
5347 entry_parm underwent a mode conversion.
5349 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
5351 * global.c (global_alloc): Use xmalloc instead of alloca for
5352 CONFLICTS, since max_allocno * allocno_row_words alone can be more
5353 than 2.5Mb sometimes.
5355 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
5357 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
5358 DEST for the spill, adjust mode of SRC to compensate.
5360 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
5362 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
5363 since any_memory_operand() allows pseudos during reload.
5364 (reload_inhi, reload_outqi, reload_outhi): Likewise.
5366 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
5368 * m68k.md (btst patterns): Add 5200 support.
5370 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5372 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
5373 optimizations, look inside dividend to determine if the expression
5374 can be simplified by using EXACT_DIV_EXPR.
5376 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
5379 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
5381 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
5383 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
5385 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
5387 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
5390 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
5392 * alpha.md (movqi, movhi): Make sure new insns created during reload
5393 won't need reloading themselves.
5394 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
5396 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
5398 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
5400 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
5402 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
5403 Patch from Klaus Kaempf <kkaempf@progis.de>.
5405 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
5407 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
5408 to an element in a constant string.
5410 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
5412 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
5413 bit PC-relative offset. The exception range table pointer is now in
5415 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
5416 (count_fdes, add_fdes, get_cie): Adjust.
5417 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
5420 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
5422 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
5424 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
5425 like stack_pointer_rtx.
5427 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
5429 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
5430 targets using "$@" to provide support for similar but not identical
5431 targets without having to duplicate code.
5432 (bootstrap4): New goal.
5434 * Makefile.in (compare, compare-lean, compare3): Combined to one
5435 ruleset determining actions to be performed via $@.
5436 (compare4, compare4-lean): New targets.
5437 (gnucompare, gnucompare3): Combined to one ruleset determining
5438 actions to be performed via $@. Also, note which files failed
5439 the comparison test in .bad_compare.
5440 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
5442 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5444 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
5445 if the dividend is a multiple of the divisor.
5447 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
5449 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
5451 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
5454 * alias.c (true_dependence): Fix typo.
5456 * toplev.c (flag_rerun_loop_opt): New variable.
5457 (f_options): Handle -frerun-loop-opt.
5458 (rest_of_compilation): If -frerun-loop-opt, then run the loop
5460 (main): Enable -frerun-loop-opt by default for -O2 or greater.
5462 * loop.c (simplify_giv_expr): Adding two invariants results
5465 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
5467 * expr.c (get_inner_reference): Remove the array bias after
5468 converting the index to Pmode.
5470 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
5472 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
5473 (TARGET_MULT_BUG): Define.
5474 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
5475 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
5477 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
5479 * mn10200.c (indirect_memory_operand): Delete unused function.
5480 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
5481 * mn10200.md (bset, bclr insns): Handle output in a reg too.
5483 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
5485 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
5486 the callee's ldgp, we must do it ourselves, and we use the jsr tag
5487 for more than scheduling.
5489 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
5491 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
5493 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
5495 * mn10300.c (symbolic_operand, legitimize_address): New functions.
5496 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
5497 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
5499 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
5501 * version.c: Bump for snapshot.
5503 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5505 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
5508 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
5510 * toplev.c (flag_exceptions): Default value is 2.
5511 (compile_file): If flag_exceptions still has the value 2, then
5514 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
5515 (rs6000_save_machine_status): Save pic_offset_table_rtx.
5516 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
5518 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
5521 * rs6000.md (*movsi_got_internal_mem): New pattern.
5522 (*movsi_got_internal_mem splitter): New define_split.
5524 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
5526 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
5528 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5530 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
5531 only need to save LR.
5533 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
5535 * mn10300.md (movqi, movhi): Avoid using address registers as
5536 destinations unless absolutely necessary.
5538 * mn10200.c (expand_prologue): Fix typo.
5540 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
5542 * mn10200.md (neghi2): Provide an alternative which works if
5543 the input and output register are the same.
5545 * mn10300.c (print_operand): Handle 'S'.
5546 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
5547 shift amount in last alternative
5549 * mn10300.c (expand_epilogue): Rework to handle register restores
5550 in "ret" and "retf" instructions correctly.
5552 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
5554 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
5555 extzv for memory operands.
5557 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
5558 redundant conditional moves to single operand.
5560 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
5562 * v850.h: Move define of __v850__ from CPP_PREDEFINES
5565 * xm-v850.h: Use __v850 rather than __v850__ to
5568 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
5570 * mips/mips.c (compute_frame_size): Not a leaf function if
5573 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5575 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
5577 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
5579 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
5580 (DEFAULT_ARCH32_P): New macro.
5581 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
5582 (enum cmodel): Declare.
5583 (sparc_cmodel_string,sparc_cmodel): Declare.
5584 (SPARC_DEFAULT_CMODEL): Provide default.
5585 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
5586 (TARGET_FULLANY): Deleted.
5587 (TARGET_CM_MEDMID): New macro.
5588 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
5589 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5590 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
5591 (CPP_SPEC): Rewrite.
5592 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5593 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
5594 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5595 (ASM_SPEC): Add %(asm_arch).
5596 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
5597 Rename asm_default to asm_cpu_default.
5598 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
5599 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
5600 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
5601 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
5602 (MASK_INT64,MASK_LONG64): Delete.
5603 (MASK_ARCH64): Renamed to MASK_64BIT.
5604 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
5605 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
5606 (TARGET_SWITCHES): Always provide 64 bit options.
5607 (ARCH64_SWITCHES): Delete.
5608 (TARGET_OPTIONS): New option -mcmodel=.
5609 (INT_TYPE_SIZE): Always 32.
5610 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
5611 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
5612 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
5613 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
5614 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
5616 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5617 * sparc/linux.h: Likewise.
5618 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
5619 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5620 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
5621 (SPARC_DEFAULT_CMODEL): Define.
5622 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5623 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5624 (LONG_DOUBLE_TYPE_SIZE): Define.
5625 (ASM_SPEC): Add %(asm_arch).
5626 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5627 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5628 (TARGET_CPU_DEFAULT): Add ultrasparc case.
5629 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
5630 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
5631 (SPARC_DEFAULT_CMODEL): Define.
5632 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
5633 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
5634 MASK_LONG64, MASK_MEDANY.
5635 (SPARC_DEFAULT_CMODEL): Define.
5636 (CPP_PREDEFINES): Delete.
5637 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5638 (ASM_SPEC): Add %(asm_arch).
5639 (LONG_DOUBLE_TYPE_SIZE): Define.
5640 (DWARF2_DEBUGGING_INFO): Define.
5641 * sparc/splet.h (CPP_SPEC): Delete.
5642 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5643 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
5644 (BLOCK_PROFILER): Likewise.
5645 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
5646 (sparc_override_options): Handle code model selection.
5647 (sparc_init_expanders): Renamed from sparc64_init_expanders.
5648 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
5649 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
5650 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
5651 (sethi_di_fullany): Delete.
5653 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
5654 Jeff Law <law@cygnus.com>
5655 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5657 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
5658 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
5659 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
5660 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
5661 * alpha/alpha.md (arg_home): Likewise.
5663 * alpha/alpha.c (vmskrunch): Delete
5664 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
5665 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
5666 truncate to 64 characters.
5668 * make-l2.com: Support openVMS/Alpha.
5670 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
5672 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5674 * longlong.h (count_leading_zeros): Add missing casts to USItype.
5676 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
5678 * i386/bsd386.h (ASM_COMMENT_START): Define.
5680 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
5682 * tree.c (restore_tree_status): Also free up temporary storage
5683 when we finish a toplevel function.
5684 (dump_tree_statistics): Print stats for backend obstacks.
5686 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
5688 * expr.c (use_group_regs): Don't call use_reg for MEMs.
5690 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
5692 * libgcc2.c (__throw): Don't copy the return address.
5693 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
5695 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
5696 * toplev.c (main): Initialize exceptions_via_longjmp.
5698 * tree.c: Add extra_inline_obstacks.
5699 (save_tree_status): Use it.
5700 (restore_tree_status): If this is a toplevel inline obstack and we
5701 didn't want to save anything on it, recycle it.
5702 (print_inline_obstack_statistics): New fn.
5703 * function.c (pop_function_context_from): Pass context to
5704 restore_tree_status.
5705 * obstack.h (obstack_empty_p): New macro.
5707 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
5709 * i386/freebsd.h (ASM_COMMENT_START): Fix.
5711 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
5713 * v850.c (ep_memory_offset): New function.
5714 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
5716 * v850.h (CONST_OK_FOR_*): Add and correct comments.
5717 (CONSTANT_ADDRESS_P): Add comment.
5718 (EXTRA_CONSTRAINT): Define 'U'.
5719 * v850.md: Add comments on bit field instructions.
5720 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
5721 (lshrsi3): Use N not J constraint.
5723 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
5725 * v850.c (reg_or_0_operand): Call register_operand.
5726 (reg_or_int5_operand): Likewise.
5727 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
5728 (TARGET_SWITCHES): Add "big-switch".
5729 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
5730 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
5731 (CASE_DROPS_THROUGH): Comment out.
5732 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
5733 * v850.md (cmpsi): Delete compare mode.
5734 (casesi): New pattern.
5736 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
5737 * v850.md (ashlsi3): Use SImode not QImode for shift count.
5738 (lshrsi3): Likewise.
5740 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
5741 unreachable switch statement after 'b' support. Remove "b" from
5742 strings for 'b' support.
5743 * v850.md (branch_normal, branch_invert): Change %b to b%b.
5745 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
5747 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
5748 empty line if @inhibit_libc@ is empty.
5750 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
5752 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
5753 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
5754 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5755 (DWARF2_UNWIND_INFO): Let this track object file format.
5756 (EXTRA_SECTIONS): Add in_eh.
5757 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
5758 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5760 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
5762 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
5763 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
5765 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
5766 (output_double_int): Output DI mode values correctly when
5767 HOST_BITS_PER_WIDE_INT is 64.
5768 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
5769 fmovd so it works if a quad float ends up in one of the upper 32
5771 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
5772 necessary for PIC support on sparc64.
5774 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
5776 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
5777 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
5778 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
5779 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
5780 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
5781 (SPARC_FP_ARG_FIRST): New macro.
5782 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
5783 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
5784 (NPARM_REGS): There are 32 fp argument registers now.
5785 (FUNCTION_ARG_REGNO_P): Likewise.
5786 (FIRST_PARM_OFFSET): Update to new v9 abi.
5787 (REG_PARM_STACK_SPACE): Define for arch64.
5788 (enum sparc_arg_class): Delete.
5789 (sparc_arg_count,sparc_n_named_args): Delete.
5790 (struct sparc_args): Redefine and use for arch32 as well as arch64.
5791 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
5792 (FUNCTION_ARG_ADVANCE): Rewrite.
5793 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
5794 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
5795 (FUNCTION_ARG_CALLEE_COPIES): Delete.
5796 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
5797 (STRICT_ARGUMENT_NAMING): Define.
5798 (doublemove_string): Declare.
5799 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
5800 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
5801 (doublemove_string): New function.
5802 (output_move_quad): Clean up some of the arch64 support.
5803 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
5804 Don't add 8 bytes of reserved space if arch64.
5805 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
5806 (init_cumulative_args): New function.
5807 (function_arg_slotno): New static function.
5808 (function_arg,function_arg_partial_nregs): New functions.
5809 (function_arg_{pass_by_reference,advance}): New functions.
5810 (function_arg_padding): New function.
5811 * ginclude/va-sparc.h: Rewrite v9 support.
5813 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
5815 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
5816 for hard regs to determine base and index registers.
5818 * reload.c (debug_reload_to_stream): New function. Specify stream
5819 into which to write debug info.
5820 (debug_reload): Modify to call debug_reload_to_stream with stderr.
5822 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
5824 * combine.c (can_combine_p): Don't combine with an asm whose
5825 output is a hard register.
5827 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
5829 * c-decl.c (start_struct): Ensure that structs with forward
5830 declarations are in fact packed when -fpack-struct is given.
5832 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
5833 we are packing a structure. This allows a structure with only
5834 bytes to be aligned on a byte boundary and have no padding on a
5837 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5839 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
5841 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
5843 * alpha.c (alpha_return_addr_rtx): New variable.
5844 (alpha_save_machine_status): New; save it.
5845 (alpha_restore_machine_status): New; restore it.
5846 (alpha_init_expanders): New; clear it.
5847 (alpha_return_addr): New; set it.
5848 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
5849 is overly conservative, so search the insns explicitly.
5850 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
5851 (alpha_sa_size [VMS && !VMS]): Likewise.
5852 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
5853 (INIT_EXPANDERS): New definition.
5855 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
5856 (output_prolog [!VMS]): Use them.
5858 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
5859 (alpha_does_function_need_gp): ... a new function. Refine the
5860 CALL_INSN test to just TYPE_JSR.
5861 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
5863 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
5865 * version.c: Bump for snapshot.
5867 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5869 * pa.c (move_operand): Respect -mdisable-indexing.
5870 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5872 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
5874 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
5876 (umulsidi3,umulsi3_highpart): Ditto.
5877 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
5879 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
5881 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
5882 (alpha_handle_trap_shadows): ... a new function. Handle the entire
5883 function in one go. Emit RTL for trapb, instead of printf directly.
5884 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
5885 (trap_pending): Kill global variable.
5886 (output_epilog): Don't call final_prescan_insn.
5887 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
5888 * alpha.h (FINAL_PRESCAN_INSN): Remove.
5889 (MACHINE_DEPENENT_REORG): Define.
5890 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
5893 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
5895 Tune Haifa scheduler for Alpha:
5896 * alpha.h (ISSUE_RATE): Define.
5897 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
5898 EV4 adjustments to EV5.
5899 * alpha.md: Remove all scaling from function unit delays. Rework
5900 EV5 function units to match the CPU.
5901 (umuldi3_highpart): EV5 added the IMULH insn class.
5903 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
5905 * pa.c (following_call): Fail if the CALL_INSN is an indirect
5908 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
5910 * cplus-dem.c (demangle_signature): Don't look for return types on
5911 constructors. Handle member template constructors.
5913 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
5915 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
5916 * tree.h: Declare them.
5918 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
5920 * configure.in: Handle --with-newlib.
5921 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
5923 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
5925 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
5927 * config/ptx4.h: Fix typo.
5929 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
5931 * version.c: Bump for snapshot.
5933 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
5935 * aclocal.m4: Substitute INSTALL.
5936 * configure: Re-built.
5938 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
5940 * integrate.c (save_for_inline_copying): Avoid undefined pointer
5942 (expand_inline_function): Likewise.
5944 * dwarf2out.c (output_call_frame_info): Reinstate last change
5945 using flag_debug_asm check instead of flag_verbose_asm.
5947 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
5949 * dwarf2out.c (output_call_frame_info): Remove last change.
5951 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5953 * frame.c (__frame_state_for): Execute the FDE insns until the
5954 current pc value is strictly bigger than the target pc value.
5956 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
5958 * regclass.c (init_reg_modes): If we can't find a mode for the
5959 register, use the previous one.
5961 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
5963 * haifa-sched.c (print_block_visualization): Call fprintf directly,
5964 don't sprintf through an alloca'ed buffer.
5966 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
5968 * reload.c (decompose): Always initialize val.base.
5970 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5972 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
5973 instead of aborting.
5974 * dwarf2out.c (output_call_frame_info): Call app_enable and
5975 app_disable to let GNU as accept the generated comments.
5977 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
5979 * tree.h (get_file_function_name): Add declaration.
5980 * dwarf2out.c (output_call_frame_info): No need to cast
5981 get_file_function_name call anymore.
5982 * profile.c (toplevel): Remove get_file_function_name
5984 * c-lang.c (finish_file): Ditto.
5986 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
5988 * Makefile.in (program_transform_name): Let autoconf substitute
5991 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
5993 * haifa-sched.c (schedule_block): If the first real insn in a
5994 block has any special notes attached to it, remove them.
5996 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
5998 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
6000 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
6002 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
6004 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
6006 * Makefile.in (check-g77): New test target.
6007 (CHECK-TARGETS): Add check-g77.
6009 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6011 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
6013 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
6015 * flow.c (print_rtl_with_bb): Cast alloca return value for
6018 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
6020 * i386.h (RETURN_ADDR_RTX): New definition that works for
6021 __builtin_return_address(0) and -fomit-frame-pointer.
6023 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
6025 Bring over from FSF.
6026 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
6028 * mips.c (function_arg): Handle passing a struct
6029 containing a double in a DFmode register without the PARALLEL.
6031 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
6033 * pexecute.c: Use spawn if __CYGWIN32__.
6035 * pexecute.c: Include "config.h" first, as per autoconf manual
6036 (from Paul Eggert <eggert@twinsun.com>).
6038 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6040 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
6041 optimisation for f/expr.o and f/stb.o.
6043 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
6045 * cse.c (this_insn_cc0_mode): Initialize.
6047 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
6049 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
6051 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
6053 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
6055 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
6056 that pair will dual-issue on the 21164 and plus+beq won't.
6057 (bne): Likewise for cmpeq+beq.
6059 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
6061 * except.c (find_exception_handler_labels): Correct argument to free.
6063 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
6065 * except.c (find_exception_handler_labels): Free LABELS when we're
6068 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
6070 * version.c: Bump for snapshot.
6072 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6074 * flow.c (find_basic_blocks): Mark calls as potentially jumping
6077 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
6079 * configure.in: Substitute for "install" too.
6080 * configure: Rebuilt.
6082 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
6084 * Makefile.in (bootstrap-lean, compare-lean): New targets.
6086 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
6088 * alias.c (base_alias_check): Two symbols can conflict if they
6089 are accessed via AND.
6090 (memrefs_conflict_p): Likewise.
6092 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
6093 after flushing argument registers to the stack.
6095 * Makefile.in (mostlyclean): Remove .regmove files.
6097 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6099 * libgcc2.c (__throw): Fix thinko.
6101 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
6103 * cplus-dem.c (demangle_template): Add new parameter. Handle new
6104 template-function mangling.
6105 (consume_count_with_underscores): New function.
6106 (demangle_signature): Handle new name-mangling scheme.
6108 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6110 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
6113 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
6115 * frame.c: Remove last change.
6116 * dwarf2.h: Remove last change.
6117 * tree.h: Add declarations of DWARF2 unwind info support
6120 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6122 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
6123 * tree.h (built_in_function): Likewise.
6124 * expr.c (expand_builtin): Likewise.
6125 * except.h: Likewise.
6126 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
6127 * libgcc2.c (copy_reg): New fn.
6130 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
6132 * c-typeck.c (build_binary_op): Warn about comparing signed vs
6133 unsigned if -W is specified and -Wno-sign-compare is not.
6134 * c-decl.c (warn_sign_compare): Initialize to -1.
6135 (c_decode_option): -Wall no longer implies -Wsign-compare.
6137 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6139 * frame.c: Include gansidecl.h for PROTO.
6140 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
6141 defined. Don't declare dwarf2out_cfi_label here.
6142 * dwarf2.h: Add declarations of DWARF2 unwind info support
6144 * m68k.c: Include dwarf2.h.
6145 (output_function_prologue): Add dwarf2 support.
6146 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
6147 (INCOMING_FRAME_SP_OFFSET): Likewise.
6149 * integrate.c (expand_inline_function): Make sure there is at
6150 least one insn that can be used as an insertion point.
6152 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6154 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
6156 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
6158 * version.c: Bump for snapshot.
6160 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
6162 Bring over from FSF.
6164 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
6166 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
6167 (get_pc_via_rdpc): Renamed from get_pc_sp64.
6168 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
6170 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
6172 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
6173 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
6175 (sparc_align_{loops,jumps,funcs}_string): Declare.
6176 (sparc_align_{loops,jumps,funcs}): Declare.
6177 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
6178 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
6179 (STACK_BIAS): Define.
6180 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
6182 (SPARC_SETHI_P): New macro.
6183 (CONST_OK_FOR_LETTER_P): Use it.
6184 (ASM_OUTPUT_ALIGN_CODE): Define.
6185 (ASM_OUTPUT_LOOP_ALIGN): Define.
6186 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
6187 (sparc_align_{loops,jumps,funcs}): New globals.
6188 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
6190 (move_operand): Use SPARC_SETHI_P.
6191 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
6193 (arith11_double_operand): Likewise.
6194 (arith10_double_operand): Likewise.
6195 (finalize_pic): Finish sparc64 support.
6196 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
6197 64 bit constants if able.
6198 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
6199 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
6201 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
6202 (get_pc_sp32): Use for sparc64 as well.
6203 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
6204 (sethi_di_sp64_const): Likewise.
6205 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
6206 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
6207 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
6209 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
6211 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
6212 * sparc/linux.h (COMMENT_BEGIN): Likewise.
6213 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
6215 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
6217 Add sparc64 linux support.
6218 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
6219 to xm_file list on 32-bit sparc-linux.
6220 * sparc/xm-sp64.h: New file.
6221 * sparc/linux64.h: New file.
6222 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
6223 Don't include xm-sparc.h.
6224 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
6225 * glimits.h (LONG_MAX): Handle sparc64.
6227 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
6229 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
6230 * sparc.h (ASM_COMMENT_START): Define.
6231 * sparc.c (output_function_prologue): Use it.
6232 (sparc_flat_output_function_{epi,pro}logue): Likewise.
6234 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
6236 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
6237 use sparc.h's copies.
6238 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
6241 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6243 * sparc.c (dwarf2out_cfi_label): Add declaration.
6244 (save_regs, output_function_prologue): Remove cast for it.
6245 (sparc_flat_{save_restore,output_function_prologue): Likewise.
6246 ({save,restore}_regs): No longer inline.
6248 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6250 * fold-const.c (make_range): Correctly handle cases of converting
6251 from unsigned to signed type.
6253 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6255 * fold-const.c (merge_ranges): Make sure that if one range is subset
6256 of another, it will always be the second range. Correct (+,-) case to
6259 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
6261 * final.c (final_end_function): Also do dwarf2 thing if
6262 DWARF2_DEBUGGING_INFO.
6263 (final_start_function): Likewise.
6265 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
6267 * expmed.c (expand_divmod): If compute_mode is not the same as
6268 mode, handle the case where convert_modes() causes op1 to no
6269 longer be a CONST_INT.
6271 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
6272 note holding get_jump_flags() calculation to all JUMP_INSNs.
6273 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
6274 * rtl.c (reg_note_name): Add new note types.
6276 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
6278 * rtlanal.c (computed_jump_p): Fix typo in last change.
6280 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6282 * loop.c (indirect_jump_in_function_p): Return 0
6285 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
6287 * rs6000/xm-rs6000.h: Fix thinko in last change.
6288 * rs6000/xm-sysv4.h: Likewise.
6290 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
6292 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
6294 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
6296 * reg-stack.c (find_blocks): Fix thinko in last change.
6298 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6300 * m68k.c (output_function_prologue): Add dwarf2 support.
6302 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
6303 INCOMING_FRAME_SP_OFFSET): New definitions.
6305 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
6307 * combine.c (try_combine): Use NULL_RTX instead of '0' where
6308 appropriate in calls to gen_rtx().
6309 * cse.c (cse_main): Likewise.
6310 * emit-rtl.c (gen_label_rtx): Likewise.
6311 * expr.c (init_expr_once): Likewise.
6312 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
6313 sched_analyze, init_rgn_data_dependences,
6314 compute_block_backward_dependences): Likewise.
6315 * sched.c (schedule_insns): Likewise.
6316 * varasm.c (immed_double_const): Likewise.
6318 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
6319 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
6321 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
6323 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
6324 (MULTILIB_DEFAULTS): Define.
6325 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
6326 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
6327 (LIBGCC_SPEC): Likewise.
6328 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
6329 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
6330 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
6331 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
6332 (EXTRA_PARTS, TAROUTOPTS): Delete.
6333 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
6334 (MULTILIB_OPTIONS): Define.
6335 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
6336 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
6338 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
6340 * version.c: Bump for snapshot.
6342 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
6344 * loop.c (loop_number): Delete function. Change all references
6345 to use uid_loop_num array.
6346 * loop.h (loop_number): Delete declaration.
6347 * unroll.c (unroll_loop): Change "loop_number" references to
6348 use uid_loop_num instead.
6350 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
6352 (loop_unroll_iter): Remove unused variable and all references.
6353 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
6354 (insert_bct): Fix minor formatting problems.
6355 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
6356 (loop_unroll_iter): Removed unused decl.
6357 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
6358 Always record the unrolling factor.
6360 * cse.c (simplify_relational_operation): Set h0u just like h0s.
6361 Similarly for h1u and h1s.
6363 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
6364 (find_basic_blocks): Use computed_jump_p to determine if a
6365 particular JUMP_INSN is a computed jump.
6366 * reg-stack.c (find_blocks): Use computed_jump_p to determine
6367 if a particular JUMP_INSN is a computed jump.
6368 * rtlanal.c (jmp_uses_reg_or_mem): New function.
6369 (computed_jump_p): Likewise.
6370 * rtl.h (computed_jump_p): Declare.
6371 * genattrtab.c (pc_rtx): Define and initialize.
6372 * loop.c (loop_optimize): Always determine if the current
6373 function has a computed jump.
6374 (indirect_jump_in_function_p): Use computed_jump_p to determine
6375 if a particular JUMP_INSN is a computed jump.
6377 * loop.c (fix_bct_param): Delete unused function.
6378 (check_bct_param): Likewise.
6380 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6382 * frame.c (__deregister_frame): Check properly for initialized object.
6384 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6386 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
6388 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6390 * jump.c (thread_jumps): check can_reverse_comparison_p before
6391 threading a reversed-condition jump.
6393 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
6394 * haifa-sched.c (update_flow_info): Likewise.
6396 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
6398 * Makefile.in (BOOT_CFLAGS): Use -O2.
6400 * configure.in (strtoul, bsearch): Have autoconf check for these
6402 * configure, config.in: Rebuilt.
6404 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
6405 * mips/mips.h (alloca): Likewise.
6406 * rs6000/xm-rs6000.h (alloca): Likewise.
6407 * rs6000/xm-sysv4.h: Likewise.
6409 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
6411 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
6412 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
6413 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
6415 * except.c (end_eh_unwinder): Subtract 1 from return address.
6416 * libgcc2.c (__throw): Likewise.
6417 (find_exception_handler): Don't change PC here. Compare end with >.
6419 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
6421 * v850.c (compute_register_save_size): Correct register
6423 * v850.md (save_interrupt, return_interrupt): Correct
6425 * v850/lib1funcs.asm (save_interrupt): Correct register number.
6426 (return_interrupt): Use stack pointer, not element pointer.
6428 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
6430 * configure.in, configure: Make sure to create the stage* and include
6431 symbolic links in each subdirectory.
6433 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
6435 * pa.md (reload_peepholes): Don't allow addresses with side
6436 effects for the memory operand.
6438 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6440 * libgcc2.c (find_exception_handler): Subtract one from our PC when
6441 looking for a handler, to avoid hitting the beginning of the next
6444 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
6446 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
6448 * mips/abi64.h (LONG_MAX_SPEC): Define.
6449 * mips.h (LONG_MAX_SPEC): Define.
6450 (CPP_SPEC): Include long_max_spec.
6451 (EXTRA_SPECS): Include long_max_spec.
6453 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
6455 * v850.c (construct_save_jarl): Fix thinko in last change.
6457 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
6459 * version.c: Bump for snapshot.
6461 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6463 * libgcc2.c (find_exception_handler): Not found is -1.
6465 * integrate.c (expand_inline_function): Move expand_start_bindings
6466 after expanding the arguments.
6468 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
6470 * expr.c (expand_expr): Remove previous incorrect change.
6471 If target and slot has no DECL_RTL, then call mark_addressable
6472 again for the slot after we give it RTL.
6474 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
6476 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
6477 again for the slot after we give it RTL.
6479 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
6481 * v850.c (register_is_ok_for_epilogue,
6482 pattern_is_ok_for_epilogue, construct_restore_jr,
6483 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
6485 * v850.h (pattern_is_ok_for_prologue,
6486 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
6489 * v850.md: Replace prologue and epilogue patterns with a
6490 match_parallel pattern.
6492 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
6494 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
6495 * configure.in: Use EGCS_PROG_INSTALL.
6497 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
6499 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
6500 extern inline function.
6502 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
6504 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
6505 (concat_loc_descriptor): New function.
6506 (loc_descriptor): Call it.
6507 (add_AT_location_description): Also elide the descriptor if both
6508 halves of a CONCAT are pseudos.
6509 (add_location_or_const_value_attribute): Recognize CONCAT too.
6511 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
6513 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
6515 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
6516 out-or-range reg_offset.
6517 (output_epilog): Likewise.
6519 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
6521 * cse.c (simplify_relational_operation): If MODE specifies a
6522 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
6523 is derived from the sign bit of the low word.
6525 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6527 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
6529 * dwarf2.h: Add DW_CFA_GNU_args_size.
6530 * frame.c (execute_cfa_insn): Likewise.
6531 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
6532 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
6533 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
6534 insn, hand it off to dwarf2out_stack_adjust.
6535 (dwarf2out_begin_prologue): Initialize args_size.
6536 * frame.h (struct frame_state): Add args_size.
6537 * libgcc2.c (__throw): Use args_size.
6538 * final.c (final_scan_insn): If we push args, hand off all insns
6539 to dwarf2out_frame_debug.
6540 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
6542 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
6543 Handle epilogue restore of SP from FP.
6544 * emit-rtl.c (gen_sequence): Still generate a sequence if the
6545 lone insn has RTX_FRAME_RELATED_P set.
6547 * frame.c (extract_cie_info): Handle "e" augmentation.
6548 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
6549 absence of UNALIGNED_*_ASM_OP.
6550 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
6551 (output_call_frame_info): Use "e" instead of "z" for augmentation.
6552 Don't emit augmentation fields length.
6553 (dwarf2out_do_frame): Move outside of #ifdefs.
6554 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
6557 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
6558 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
6559 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
6560 * sparc/sun4gas.h: New file.
6561 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
6563 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
6564 __register_frame_table and __deregister_frame.
6566 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
6568 * except.c (find_exception_handler_labels): Use xmalloc instead of
6569 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
6572 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
6574 * Makefile.in: Various changes to build info files
6575 in the object tree rather than the source tree.
6577 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
6579 * fixinc.math: New file to fix math.h on some systems.
6580 * configure.in (freebsd, netbsd): Use fixinc.math on these
6582 * configure: Rebuilt.
6584 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
6586 * regmove.c (regmove_optimize): If we end up moving the
6587 original insn due to lifetime overlaps, make sure to move
6590 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
6592 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
6594 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
6596 * haifa-sched.c (add_branch_dependences): Make each insn in
6597 a SCHED_GROUP_P block explicitly depend on the previous insn.
6599 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6601 * except.h: Prototype dwarf2 hooks.
6604 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
6606 * configure.in (native_prefix): Delete.
6607 (mips-dec-netbsd): Don't set prefix.
6608 (*linux*): Don't set prefix.
6610 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
6612 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
6613 defined. If not defined, include <sys/varargs.h> if
6614 HAVE_SYS_VARARGS_H is defined.
6615 * configure.in: Test for varargs.h and sys/varargs.h.
6616 * configure: Regenerate with autoconf.
6617 * config.in: Regenerate with autoheader.
6619 * cpplib.c (quote_string): Cast first arg of sprintf call
6620 from "unsigned char *" to "char *".
6621 (output_line_command): Ditto.
6622 (macroexpand): Ditto.
6623 (do_line): Cast atoi arg from "unsigned char *" to "char *".
6625 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
6627 * version.c: Bump for snapshot.
6629 * Makefile.in (compare): Exit with nonzero status if there
6630 are comparison failures. Note which files failed the
6631 comparison test in .bad_compare.
6633 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6635 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
6637 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
6639 * Makefile.in (LN, LN_S): New macros, use where appropriate.
6640 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
6641 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
6642 * configure: Regenerated.
6644 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
6646 * loop.c (strength_reduce): Fix typo.
6648 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
6650 * m88k/m88k.c (struct option): Rename to struct options.
6651 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
6652 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
6653 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
6654 __DOLPHIN__ or sysV88.
6656 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
6658 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
6661 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
6663 * config.sub: Accept 'amigados' for backward compatability.
6665 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6667 * Makefile.in (testsuite/site.exp): New target.
6668 (check-gcc, check-g++): Depend on testsuite/site.exp.
6669 Don't stop for failure.
6671 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
6673 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
6674 if DWARF2_UNWIND_INFO.
6676 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
6678 Add support for exception handling using DWARF 2 frame unwind info.
6679 Currently works on SPARC and MIPS, and almost on x86.
6681 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
6682 next_stack_level, in_reg_window): Helper fns.
6683 (__throw): Implement for DWARF2_UNWIND_INFO.
6685 * expr.c (expand_builtin): Handle builtins used by __throw.
6686 * tree.h (enum built_in_function): Add builtins used by __throw.
6687 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
6688 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
6689 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
6690 (expand_builtin_extract_return_addr): Likewise.
6691 (expand_builtin_frob_return_addr): Likewise.
6692 (expand_builtin_set_return_addr_reg): Likewise.
6693 (expand_builtin_eh_stub): Likewise.
6694 (expand_builtin_set_eh_regs): Likewise.
6695 (eh_regs): Choose two call-clobbered registers for passing back values.
6697 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
6698 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
6699 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
6700 (stmp-multilib): Likewise.
6701 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
6703 * except.c: #include "defaults.h".
6704 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
6705 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
6706 (register_exception_table_p): New fn.
6707 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
6708 (end_eh_unwinder): Likewise.
6710 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
6711 call __register_frame and __deregister_frame as needed.
6712 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
6713 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
6714 EH_FRAME_SECTION_ASM_OP.
6715 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
6716 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
6717 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
6719 * dwarf2out.c (output_call_frame_info): If no support for
6720 EXCEPTION_SECTION, mark the start of the frame info with a
6722 * collect2.c (frame_tables): New list.
6723 (is_ctor_dtor): Recognise frame entries.
6724 (scan_prog_file): Likewise.
6725 (main): Pass -fno-exceptions to sub-compile. Also do collection
6726 if there are any frame entries.
6727 (write_c_file_stat): Call __register_frame_table and
6728 __deregister_frame as needed.
6729 (write_c_file_glob): Likewise.
6731 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
6732 Also require unaligned reloc support.
6733 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6734 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
6735 * sparc/sysv4.h: Not here.
6737 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
6738 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
6739 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
6741 * libgcc2.c (L_eh): Reorganize, moving code shared by different
6742 EH implementations to the top.
6743 (find_exception_handler): Split out. Start from 0. Compare against
6745 (__find_first_exception_table_match): Use it.
6746 * except.c (output_exception_table): Don't do anything if there's
6747 no table. Don't output a first entry of zeroes.
6748 (eh_outer_context): Adjust properly.
6749 (add_eh_table_entry): Use xrealloc.
6750 * toplev.c (compile_file): Just call output_exception_table.
6752 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
6754 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
6756 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
6758 * except.c (eh_outer_context): Do masking using expand_and.
6760 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
6762 Add port done awhile ago for the ARC cpu.
6763 * arc/arc.h: New file.
6764 * arc/arc.c: New file.
6765 * arc/arc.md: New file.
6766 * arc/initfini.c: New file.
6767 * arc/lib1funcs.asm: New file.
6768 * arc/t-arc: New file.
6769 * arc/xm-arc.h: New file.
6770 * ginclude/va-arc.h: New file.
6771 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
6772 * ginclude/varargs.h: Likewise.
6773 * Makefile.in (USER_H): Add va-arc.h.
6774 * configure.in (arc-*-elf*): Recognize.
6775 * longlong.h: Add ARC support.
6777 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
6779 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
6780 when clearing non-BLKmode data.
6782 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
6784 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
6785 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
6787 * xm-m88k.h (USG): Only define if it hasn't already been defined.
6789 * Makefile.in (risky-stage1): Delete gratutious whitespace.
6791 * Makefile.in (clean): Delete libgcc1-test.
6793 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
6795 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
6797 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
6800 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6802 * dwarf2out.c (output_call_frame_info): Call named_section.
6804 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
6806 * haifa-sched.c (print_value): Fix last change.
6808 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
6810 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
6813 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
6815 * mips.c (function_prologue): Set up the CFA when ABI_32.
6817 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
6818 for dwarf2 unwind info.
6819 (output_function_prologue, sparc_flat_output_function_prologue): Same.
6821 * final.c (final_end_function): Check dwarf2out_do_frame instead
6822 of DWARF2_DEBUG for dwarf2 unwind info.
6823 (final_scan_insn): Likewise.
6824 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
6827 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
6830 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
6832 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
6834 * v850.h (ASM_SPEC): Pass on target processor.
6835 (CPP_PREDEFINES): Only define if not already specified.
6836 (TARGET_VERSION): Only define if not already specified.
6837 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
6839 (EXTRA_SWITCHES): Extra entries in the switches array.
6840 (TARGET_DEFAULT): Set default target processor.
6842 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
6844 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
6845 cases, add %# and %/, and add : to make them into extended asms.
6847 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
6849 * alias.c (init_alias_analysis): Clean up incompatible pointer
6850 type warning in bzero.
6851 * regmove.c (regmove_optimize): Ditto.
6852 * haifa-sched.c (find_rgns): Ditto.
6854 * haifa-sched.c (print_value): Clean up ptr->int cast
6857 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
6859 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
6860 * install.texi (Configurations): Ditto.
6861 * config.sub: Ditto.
6863 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
6865 * Makefile.in (sdbout.o): Depend on insn-config.h.
6867 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
6869 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
6870 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
6872 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
6874 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
6875 prologue insn, only the first elt is significant.
6876 (output_call_frame_info): For exception handling, always use 4-byte
6877 fields as specified by the dwarf2 spec.
6878 Don't skip trivial FDEs.
6880 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
6882 * version.c: Bump for snapshot.
6884 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
6886 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
6887 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
6890 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
6892 * final.c (shorten_branches): During first pass, assume worst
6893 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
6895 * Makefile.in (distclean): Remove various things left around
6896 by running the testsuite.
6898 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
6900 * configure.in (out_file): Emit definition to config.status in order
6901 to have a defined value for configure.lang.
6902 * configure: Re-built.
6904 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
6906 * configure.in: Make symlink to as-new rather than as.new. Similarly
6908 * configure: Rebuilt.
6910 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
6912 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
6914 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
6916 * sparc/sparc.md: Add ultrasparc scheduling support.
6917 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
6919 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6921 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
6922 as initial value for real_label_map.
6923 (copy_for_inline): Likewise.
6925 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6927 * sched.c (update_flow_info) When looking if to set found_split_dest
6928 or found_orig_dest, look at all parts of a PARALLEL.
6929 * haifa-sched.c (update_flow_info): Likewise.
6931 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
6933 * v850: New directory for v850 port.
6934 * v850/lib1funcs.asm: New file.
6935 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
6936 * ginclude/va-v850.h: New file.
6937 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
6938 * configure.in (mn10200-*-*): New target.
6939 * configure: Rebuilt.
6940 * config.sub: Handle v850-elf.
6941 * Makefile.in (USER_H): Add va-mn10200.h.
6942 * invoke.texi: Document v850 stuff.
6944 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
6946 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
6947 has integer TYPE_{MAX,MIN}_VALUE before using them.
6949 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
6950 __HPUX_ASM__ versions.
6952 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
6954 * install.sh: Delete duplicate install script.
6956 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
6958 * reg-stack.c (subst_stack_regs): Pop the stack register for a
6959 computed goto which sets the same stack register.
6961 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
6962 destination are both on the regstack.
6963 (subst_stack_regs_pat): Put the destination at the top of the regstack.
6965 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
6967 * mips.md (nonlocal_goto_receiver): Define.
6969 * profile.c (output_arc_profiler): Check next_insert_after for non
6970 NULL before deferencing it.
6972 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
6974 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
6976 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
6978 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
6980 * toplev.c (rest_of_compilation): For passes starting with
6981 flow_analysis, use print_rtl_with_bb instead of print_rtl.
6983 * print-rtl.c (print_rtl_single): Print a single rtl value to a
6986 * flow.c (print_rtl_with_bb): Print which insns start and end
6987 basic blocks. For the start of a basic block, also print the live
6990 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
6992 * toplev.c (main): Change #elif to #else/#ifdef
6994 * tlink.c: Include ctype.h.
6995 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
6997 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
6999 * bitmap.c: Conditionally include stdlib.h.
7000 (free): Provide a declaration if NEED_DECLARATION_FREE.
7002 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
7004 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
7006 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
7008 * profile.c (output_arc_profiler): Verify next_insert_after is an
7009 INSN before and after skipping a stack pop.
7011 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7013 * final.c (shorten_branches): Don't count the lengths of deleted
7016 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
7018 * version.c: Bump for snapshot.
7020 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
7022 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
7023 two bitmaps ANDed together.
7024 (bitmap_print): Declare.
7026 * bitmap.c (function_obstack): Don't declare any more.
7027 (bitmap_obstack): Obstack for allocating links from.
7028 (bitmap_obstack_init): New static to say whether to initialize
7030 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
7031 (bitmap_release_memory): Free all memory allocated from
7034 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
7035 EXECUTE_IF_AND_IN_BITMAP.
7037 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
7039 * alias.c (true_dependence): Address with AND can alias scalars.
7040 (anti_dependence, output_dependence): Likewise.
7042 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
7044 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
7046 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
7047 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
7048 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
7049 definitions. Use -qrtems instead of -mrtems.
7051 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
7053 * xm-sco5.h (sys_siglist): Define.
7054 (SYS_SIGLIST_DECLARED): Likewise.
7056 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
7058 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
7060 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
7062 * except.c (eh_outer_context): Expand masking operation using
7065 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
7067 * alpha.md (floatdisf2-1): New pattern.
7069 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
7071 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
7072 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
7073 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
7074 * gcc.texi: Note that if you define sys_siglist that you should
7075 also define SYS_SIGLIST_DECLARED.
7077 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
7078 are relative to the next instruction, not the current instruction.
7080 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
7082 * local-alloc.c (contains_replace_regs): New function.
7083 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
7084 verify that there is no existing REG_EQUIV note, and add a call to
7085 contains_place_regs.
7087 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7089 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
7090 (STARTFILE_SPEC): Always use crtbegin.o%s
7091 (ENDFILE_SPEC): Always use crtend.o%s.
7093 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
7095 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
7097 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
7098 SFmode for 64 bit hosts.
7100 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
7102 * fixincludes: Permits spaces between # and define. Discard C++
7103 comments in sys/pci.h on HP/UX 10.20.
7105 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
7107 * version.c: Bump for snapshot.
7109 * pa.c (restore_unscaled_index_insn_codes): New function.
7110 (record_unscaled_index_insn_codes): Likewise.
7111 (output_function_prologue): Call restore_unscaled_index_insn_codes.
7112 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
7113 (pa_reorg): Call record_unscaled_index_insn_codes.
7115 * haifa-sched.c (move_insn): Handle notes correctly for insns
7116 with SCHED_GROUP_P set.
7118 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7120 * alpha/xm-linux.h (USE_BFD): Undef before define.
7122 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
7124 * cse.c (cse_insn): Don't record BLKmode values.
7126 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
7128 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
7130 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
7132 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
7133 * collect2.c (sys_errlist): Likewise.
7134 * cpplib.c (sys_errlist): Likewise.
7135 * gcc.c (sys_errlist): Likewise.
7136 * protoize (sys_errlist): Likewise.
7137 * configure.in: Check for strerror.
7138 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
7139 * xm-gnu.h (HAVE_STRERROR): Likewise.
7140 * xm-linux.h (HAVE_STRERROR): Likewise.
7141 * xm-netbsd.h (HAVE_STRERROR): Likewise.
7142 * xm-bsd386.h (HAVE_STRERROR): Likewise.
7143 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
7144 * xm-dos.h (HAVE_STRERROR): Likewise.
7145 * xm-mingw32.h (HAVE_STRERROR): Likewise.
7146 * xm-pa.h (HAVE_STRERROR): Likewise.
7147 * xm-papro.h (HAVE_STRERROR): Likewise.
7148 * xm-sysv4.h (HAVE_STRERROR): Likewise.
7149 * configure, config.in: Rebuilt.
7151 * Makefile.in: Add several missing "else true" clauses.
7153 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
7154 * mips-tfile.c: Likewise.
7155 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
7156 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
7157 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
7158 * configure.in: Check for sys_siglist declaration.
7159 * configure, config.in: Rebuilt.
7161 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
7163 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
7164 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
7165 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
7166 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
7167 * rs6000/sysv4.h (extra_subtarget_switches): Added new
7168 macro EXTRA_SUBTARGET_SWITCHES.
7169 * configure.in (sh*-*-rtems*): New target.
7170 * sh/rtems.h: New file.
7171 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
7172 * configure: Rebuilt.
7174 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
7176 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
7178 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
7180 * rs6000.md: Make DF fused-add operations pay attention to
7183 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
7185 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
7187 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
7189 * pa.md (reload_peepholes): Make sure operand is a REG before
7190 examining REGNO. Allow general registers too.
7192 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
7194 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
7196 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
7198 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
7199 to reallocate abbrev_die_table.
7201 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
7203 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
7205 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7207 * Makefile.in (config.status): Depend on version.c
7209 * expr.h (insn_gen_function): Reenable prototype.
7211 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
7214 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
7216 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
7218 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
7220 * version.c: Bump for latest snapshot.
7222 * bc-optab.c: Conditionally include stdlib.h.
7223 (free): Provide a declaration if NEED_DECLARATION_FREE.
7224 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
7225 * rtl.h (free): Remove declaration.
7226 * tree.h (free): Remvoe declaration.
7228 * configure: Rebuilt.
7230 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
7232 * flags.h (flag_move_all_movables): Declare.
7233 (flag_reduce_all_givs): Likewise.
7234 * loop.c (move_movables): Handle flag_move_all_movables.
7235 (strength_reduce): Handle flag_reduce_all_givs.
7236 * toplev.c (flag_move_all_movables): Define.
7237 (flag_reduce_all_givs): Likewise.
7238 (f_options): Add -fmove-all-movables and -freduce-all-givs.
7239 * invoke.texi: Document new options, including alias stuff that
7240 wasn't included last time.
7242 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
7244 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
7247 * t-vxworks68: Ditto.
7248 * t-vxworks960: Ditto.
7251 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
7253 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
7254 if not already defined, and USE_C_ALLOCA not defined.
7256 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
7258 * config.guess: Replace with script that uses ../config.guess.
7260 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
7261 if USE_GNULIBC_1 is not defined.
7263 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
7265 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
7266 * config.guess: Recognize alpha-linux-gnulibc1.
7267 * configure.in (alpha-*-linux-gnulibc1): New target.
7268 (alpha-*-linux-gnu*): Don't build crtbegin/end.
7270 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
7272 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
7275 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
7277 * loop.c (combine_movables): Earlier insns don't match later ones.
7279 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7281 * config/linux.h (CC1_SPEC): Define it only if not defined.
7283 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
7286 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
7287 USE_GNULIBC_1 is not defined.
7289 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
7291 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
7292 as 1 if USE_GNULIBC_1 is not defined.
7294 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
7296 * reorg.c (dbr_schedule): Allow current_function_return_rtx
7297 to be something other than a REG.
7298 * function.c (expand_function_end): Fix current_function_return_rtx
7301 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
7302 * x-netbsd: Likewise
7303 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
7304 (INSTALL_HEADERS): Delete.
7305 * x-dguxbcs: Likewise.
7306 * x-hp3bsd44: Likewise
7309 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7311 * i386.md (pop): pop increments the stack pointer.
7312 (prologue_set_stack_ptr): New pattern.
7313 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
7316 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
7318 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
7319 address where an offsettable address is required.
7321 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
7323 * loop.c (check_final_value): Don't miss a biv increment in a
7326 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
7328 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
7329 TYPE_DECL_IS_STUB instead of DECL_NAME.
7331 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7333 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
7335 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
7337 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
7339 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
7341 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
7342 (find_post_sched_live): Likewise.
7344 * haifa-sched.c (schedule_block): Remove old code to get arguments
7345 from hard regs into pseudos early.
7347 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
7349 * version.c: Bump for new snapshot.
7351 * local-alloc.c (update_equiv_regs): All the target to reject
7352 promotion of some REG_EQUAL to REG_EQUIV notes.
7353 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
7355 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
7358 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
7359 store of the argument registers.
7361 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
7363 * fold-const.c (multiple_of_p): New function.
7364 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
7366 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
7368 * expr.h (insn_gen_function): Temporarily remove prototype.
7370 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
7372 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
7373 filenames. Use sed to extract base filename for install.
7375 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
7377 * unroll.c (find_splittable_givs): Only share if two givs have the
7378 same add and multiply values.
7380 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
7382 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
7383 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
7385 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
7387 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
7388 around branch tables.
7389 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
7390 and .end_brtab directives if TARGET_GAS.
7392 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
7394 * alias.c (true_dependence): Pass x_addr not x to varies.
7396 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
7397 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
7398 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
7400 * config.in, configure: Regenerate.
7402 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
7404 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
7406 (record_set): Handle LO_SUM like PLUS.
7407 (init_alias_analysis): When following chains of base addresses,
7408 do not stop on reaching a hard register.
7410 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
7412 * version.c: Bump for new snapshot.
7414 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
7416 * alpha.h (ARCH_ASM_FILE_START): Define.
7417 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
7418 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
7420 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
7422 * Makefile.in (install-common): Put gcov comment at start of line.
7424 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
7426 * alias.c (init_alias_analysis): When simplifying the reg_base_value
7427 array, simplify entries for hard registers too.
7429 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
7431 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
7434 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
7436 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
7437 block_stack before dereferencing it.
7439 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
7441 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
7443 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7445 * cplus-dem.c: Add 'extern' to prepends_underscore.
7447 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
7449 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
7450 (get_issue_rate): Delete.
7451 * pa.h (ISSUE_RATE): Define.
7453 * configure.in: Turn on haifa by default for the PA.
7454 * configure: Rebuilt.
7455 * pa.c (override_options): Accept -mschedule=7200 option.
7456 (pa_adjust_cost): No longer need to scale costs for newer
7458 * pa.h (enum processor_type): Add PROCESSOR_7200.
7459 * pa.md: Revamp scheduling parameters to work better with
7460 haifa. Add scheduling parameters for the 7200.
7462 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
7464 (schedule_block): When adjusting basic_block_{head,end}, account
7465 for movement of SCHED_GROUP_P insns too.
7467 * haifa-sched.c (debug_dependencies): Fix thinko.
7469 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
7470 (site.exp, check, check-g++, check-gcc): New targets.
7472 * haifa-sched.c: Make lots of variables static.
7474 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7476 * expr.h, real.h: Finish prototyping.
7478 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
7480 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
7481 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
7482 * reload1.c: Undo bugfix from Aug 11.
7484 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
7486 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
7487 quotes around the name.
7488 * configure: Regenerate.
7490 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
7492 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
7494 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
7496 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
7497 to sub-makes to avoid building more passes than the user might have
7498 requested on the command line.
7500 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
7502 * configure.in: Expurgate `broken_install' (install is
7505 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
7508 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
7510 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
7511 functions and declarations.
7512 (analyze_loop_iterations): Use condjump_p.
7513 (insert_bct): Likewise. Use exact_log2.
7515 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
7517 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
7518 (schedule_region): Likewise.
7519 (schedule_insns): Likewise.
7521 * PROJECTS: Update with Haifa stuff.
7523 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
7525 * version.c: Change the version string to look like:
7526 egcs-2.90.00 970814 (gcc2-970802 experimental).
7528 * loop.c (is_conditional_branch): Make definition match declaration.
7530 * gcc.c: Take out experimental snapshot warning message.
7532 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
7534 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
7535 print out the names of the notes. Print out the name of the insn
7536 that is not a note, and not an {,CALL_,JUMP_}INSN.
7538 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
7540 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
7541 again for the slot after we give it RTL.
7543 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
7545 * configure.in (haifa configury): Fix typo.
7546 * configure: Regenerate.
7548 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
7550 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
7552 * gcc.info*: Rebuilt.
7554 * COPYING.g77, README.g77: New files.
7555 * real.c (ereal_unto_float, ereal_unto_double): New functions.
7556 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
7557 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
7559 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
7561 * Integrate Haifa instruction scheduler.
7562 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
7563 to sched with $(SCHED_CFLAGS.
7564 * configure.in: Handle --enable-haifa.
7565 * configure: Rebuilt.
7566 * flags.h: Add new flags for haifa instruction scheduler.
7567 * genattrtab.c (expand_units): For haifa, don't subtract one
7568 when computing blockage.
7569 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
7570 (flag_schedule_speculative): Ditto.
7571 (flag_schedule_speculative_load): Ditto.
7572 (flag_schedule_speculative_load_dangerous): Ditto.
7573 (flag_schedule_reverse_before_reload): Ditto.
7574 (flag_schedule_reverse_after_reload): Ditto.
7575 (flag_branch_on_count_reg): Ditto.
7576 (f_options): Add Haifa switches.
7577 (main): Turn off some Haifa options if appropriate macro is
7578 defined. Process Haifa switches.
7579 * unroll.c (iteration_info): No longer static, since Haifa
7581 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
7582 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
7583 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
7584 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
7585 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
7586 storage for the Haifa scheduler.
7587 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
7589 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
7590 are defined, call analyze_loop_iterations and insert_bct to use
7592 (record_giv): Refine test for jumps out of loops if HAIFA is
7594 (analyze_loop_iterations): New function to identify if we can use
7596 (insert_bct): Insert countdown loop.
7597 (instrument_loop_bct): Low level code to insert countdown loop.
7598 (loop_number): Calculate UID of loop.
7599 (indirect_jump_in_function_p): Return true if an indirect jump is
7601 (is_power_of_2): Return true if value is a power of 2.
7602 (is_conditional_branch): Return true if insn is a conditional
7604 (fix_bct_param): Process -fbct-{min,max}-N switches.
7605 (check_bct_param): Return true if loop should be instrumented.
7606 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
7607 (loop_optimize): Initialize.
7608 (get_condition_for_loop): Ditto.
7609 * loop.c (strength_reduce): Inside of code that uses #ifdef
7610 HAVE_decrement_and_branch_on_count code, test it to make sure the
7612 (instrument_loop_bct): Ditto.
7613 * haifa-sched.c: New file.
7616 * Integrate regmove pass.
7617 * Makefile.in (OBJS): Add regmove.o
7618 (regmove.o): Add dependencies.
7619 * flow.c (find_use_as_address): No longer static.
7620 * rtl.h (find_use_as_address): Declare.
7621 * toplev.c (regmove_dump, flag_regmove): Define.
7622 (f_options): Add -fregmove.
7623 (regmove_dump_file, regmove_time): Define.
7624 (fatal_insn): Close the regmove dump file.
7625 (compile_file): Initialize regmove_time; open/close the regmove dump
7626 file as needed. Print regmove time as needed.
7627 (rest_of_compilation): Run regmove pass if requested, dump
7628 RTL after regmove if requested.
7629 (main): If -O2 or more, turn on regmove. Handle dump switches.
7630 * regmove.c: New file.
7632 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
7634 * Integrate tlink patch from jason@cygnus.com
7635 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
7636 (process_command): Increment n_switches for them. Don't discard
7637 their args. Validate them.
7638 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
7640 (process_command): Set include_prefixes from COMPILER_PATH.
7641 (main): Set COLLECT_GCC_OPTIONS sooner.
7642 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
7643 * tlink.c, hash.c, hash.h: New files.
7644 * Makefile.in (USE_COLLECT2): Always use collect2.
7645 (collect2): Depend on and link in hash.o and tlink.o.
7646 (tlink.o, hash.o): Add dependencies.
7648 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
7650 * Integrate alias analysis changes from jfc@mit.edu
7651 * Makefile.in (OBJS): Add alias.o
7652 (alias.o): Add dependencies.
7653 * alias.c: New file.
7654 * sched.c: Remove alias analysis code. It lives in alias.c now.
7655 (sched_analyze_2): Add new arguments to true_dependence.
7656 (schedule_insns): Always call init_alias_analysis.
7657 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
7658 mark return value from such functions as a pointer and keep track of
7659 them for alias analysis. If a return value from a function is a
7660 pointer, mark it as such.
7661 * combine.c (distribute_notes): Handle REG_NOALIAS.
7662 * cse.c (struct write_data): Delete. No longer needed.
7663 (invalidate): Don't call set_nonvarying_address_components anymore.
7664 Use true_dependence to decide if an entry should be removed from
7666 (invalidate_memory): Remove WRITES argument, simplify appropriately.
7668 (note_mem_written): Similarly for WRITE_PTR argument.
7669 (invalidate_from_clobbers): Similarly for W argument.
7670 (invalidate_for_call): Remove memory elements from the hash table.
7671 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
7672 (cse_rtx_varies_p): New function. Derived from old
7673 cse_rtx_addr_varies_p.
7674 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
7675 Don't call note_mem_written anymore. Stack pushes invalidate the stack
7676 pointer if PUSH_ROUNDING is defined. No longer need to call
7677 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
7678 (skipped_writes_memory): Remove variable.
7679 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
7680 (invalidate_skipped_block): Simplify for new alias analysis code.
7681 (cse_set_around_loop): Likewise.
7682 (cse_main): Call init_alias_analysis.
7683 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
7684 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
7685 (f_options): Add new alias checking arguments.
7686 (main): Set flag_alias_check when optimizing.
7687 * local_alloc (validate_equiv_mem_from_store): Add new arguments
7689 (memref_referenced_p): Likewise.
7690 * loop.c (NUM_STORES): Increase to 30.
7691 (prescan_loop): Only non-constant calls set unknown_address_altered.
7692 (invariant_p): Add new arguments to true_dependence.
7693 (record_giv): Initialize unrolled and shared fields.
7694 (emit_iv_add_mult): Call record_base_value as needed.
7695 * loop.h (struct induction): Add unrolled and shared fields.
7696 * unroll.c (unroll_loop): Call record_base_value as needed.
7697 (copy_loop_body): Likewise.
7698 (final_biv_value): Likewise.
7699 (final_giv_value): Likewise.
7700 (find_splittable_regs): Likewise. Only create one new pseudo
7701 if we have multiple address GIVs that were combined with the same
7702 dst_reg GIV. Note when a new register is created due to unrolling.
7703 * rtl.c (reg_note_name): Add REG_NOALIAS.
7704 * rtl.h (enum reg_note): Similarly.
7705 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
7706 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
7707 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
7708 (true_dependence, read_dependence, anti_dependence): Likewise.
7709 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
7710 (mark_user_reg, mark_reg_pointer): Likewise.
7713 * Integrate reload bugfix from Wilon which enables the PA port
7715 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
7716 OPERAND_ADDRESS when computing how many registers an insn needs.
7717 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
7719 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
7721 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
7722 in reload_reg_use_in_op_addr do not reach the end.
7723 do not reach the end.
7724 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
7725 RELOAD_FOR_OPERAND_ADDRESS.
7727 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
7729 * egcs project officially starts.