1 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3 * i386.md (movqi+1): Handle invalid QI register.
4 (movsf_push-1): Likewise.
6 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
8 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
10 symbolic_memort_operand(), call32_operand(), int8_operand(),
11 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
13 uint16_operand(): Made static.
15 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
17 * calls.c (expand_call): Fix typo.
19 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
21 * c-lex.c (finput): New global.
22 (init_parse): Always included. Handle !USE_CPPLIB using
23 code originally in compile_file.
24 (finish_parse): Update for CPPLIB.
25 * toplev.c (init_parse, finish_parse): Declare.
26 (finput): Delete variable. Now in front-ends.
27 (compile_file): Remove code which is now handled by init_parse
28 which is unconditionally called. Similarly for finish_parse.
30 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
32 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
33 ASM_WEAKEN_LABEL): Add.
35 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
37 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
38 * configure.in (alpha-*-linux*): Use them.
40 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
42 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
43 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
44 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
45 (build_expr_wfl): New prototype declaration.
46 * tree.c (build_expr_wfl): New function, to build
47 EXPR_WITH_FILE_LOCATION nodes.
48 (copy_node): Don't zero TREE_CHAIN if copying a
49 EXPR_WITH_FILE_LOCATION node.
50 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
51 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
53 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
55 * configure.in (v850): Use t-v850.
56 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
58 * protoize.c (creat, read, write): Do not declare.
60 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
61 refer to the CODE_LABEL before a dispatch table.
63 * invoke.texi: Add ARC options.
65 * gcc.c (proces_command): Improve error message for -o with
68 * i386/x-cygwin32 (CLIB): Link in advapi32.
70 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
71 (ASM_IDENTIFY_LANGUAGE): Likewise.
73 * i386.md (movqi recognizer): Don't perfom byte increment into
76 * configure.in (x86-dg-dgux): Run fixinc.dgux.
78 * i370.h: Fix typo in GEN_INT changes.
80 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
81 of an empty arglist in prototype.
83 * Makefile.in: Remove bytecode crud that crept back in after the
86 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
88 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
89 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
91 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
93 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
95 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
97 * c-lex.c (is_class_name): Delete declaration.
98 (whitespace_cr): Make static and add prototype.
99 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
100 yylex, get_directive_line): Turn declarations into prototypes.
101 (position_after_whitespace, check_newline, yyerror,, is_class_name,
102 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
104 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
106 * gencodes.c (gen_insn): Add prototype.
107 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
108 gen_peephole): Add prototypes.
109 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
111 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
112 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
113 genheader, gencode): Add prototypes.
114 * genopinit.c (gen_insn): Add prototype.
115 * genoutput.c (output_prologue, output_epilogue, scan_operands,
116 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
117 gen_expand, gen_split, n_occurrences): Add prototypes.
118 * genpeep.c (gen_peephole): Add prototype.
119 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
120 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
121 labels_in_range_p, count_loop_regs_set, note_addr_stored,
122 loop_reg_used_before_p, scan_loop, replace_call_address,
123 skip_consec_insns, libcall_benefit, ignore_some_movables,
124 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
125 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
126 check_final_value, record_giv, update_giv_derive, basic_induction_var,
127 simplify_giv_expr, general_induction_var, consec_sets_giv,
128 check_dbra_loop, express_from, combine_givs_p, combine_givs,
129 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
130 last_use_this_basic_block, record_initial, update_reg_last_use,
131 iteration_info, analyze_loop_iterations, insert_bct,
132 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
135 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
137 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
139 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
141 * config/mips/mips.c (siginfo): Deleted.
142 (override_options): Don't install SIGINFO signal handler.
144 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
146 * loop.c (check_dbra_loop): When normalize comparison_val, add check
147 to verify it is non-negative.
149 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
151 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
152 (alpha_expand_block_clear): Likewise.
154 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
156 * tree.h (sizetype_tab): Fix previous change for K&R.
158 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
160 * version.c: Bump for snapshot.
162 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
164 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
165 Add USG and POSIX to xm_defines.
167 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
169 * gcc.c: Add linker spec.
170 (link_command_spec): Use %(linker) instead of ld.
171 (main): If collect2 is requested as the linker, see if it exists;
172 if not, use ld instead.
174 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
176 (install-collect2): Install as collect2, not ld.
178 * configure.in(will_use_collect2): It's named collect2 now.
180 * collect2: Remove checks to see if we were invoked recursively.
181 (collect_execute): Use _spawnvp under cygwin32.
183 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
185 * haifa-sched.c (build_control_flow): Set unreachable for block whose
186 only predecessor is itself.
188 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
190 * c-parse.in: Include system.h, and remove stuff now made redundant.
193 * protoize.c: Likewise. Properly check for cpp stringification.
195 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
198 * objc/Make-lang.in (objc-parse.o): Likewise.
200 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
202 * gansidecl.h: Check if compiler supports __attribute__. Provide
203 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
204 __attribute__ when its available. Also provide definitions for
205 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
206 terms of ATTRIBUTE_PRINTF.
208 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
211 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
213 * combine.c (can_combine_p): Include successor in volatile test.
215 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
217 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
220 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
222 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
223 in prototype and definition.
225 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
227 * version.c: Bump for snapshot.
229 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
231 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
232 alpha_expand_unaligned_store_words.
234 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
236 * i386.md (movsf_push, movsf_mem): Remove.
237 (movsf_push): Rename from movsf_push_nomove and move in front of
238 movsf. Use nonmemory_operand predicate and don't bother checking
240 (movsf_push_memory): New pattern.
241 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
242 both operands refer to memory then force operand[1] into a register.
243 (movsf_normal): Change to unnamed pattern.
244 Likewise for movdf, movxf, and friends.
246 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
248 * version.c: Bump for snapshot.
250 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
252 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
254 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
256 * configure.in (mips-wrs-vxworks): New target.
258 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
260 * expmed.c (synth_mult): The value -1, has no zeros, so it can
261 never have the form ...011.
263 * version.c: Bump for snapshot.
265 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
267 * i386.c (asm_output_function_prefix, load_pic_register):
268 Use ASM_GENERATE_INTERNAL_LABEL properly.
269 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
270 (print_operand): Ignore it.
271 (load_pic_register): Use it for the got load call.
272 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
273 (prologue_get_pc_and_set_got): Likewise.
274 * i386.h: Update print_operand docs.
276 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
278 * i386.md (ffssi, ffshi): Rewrite as define_expands.
279 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
280 * i386.c (notice_update_cc): Recognize unspec 5.
282 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
284 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
285 * alpha.c (print_operand): Handle it.
286 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
288 (fix_truncdfdi2): Likewise.
290 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
292 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
293 of these into a single struct, with additional [us]sizetype entries.
294 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
295 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
298 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
300 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
302 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
304 * haifa-sched.c (split_block_insns): Don't supress insn splitting
305 on subsequent passes.
307 * alpha.c (hard_fp_register_operand): New function.
308 * alpha.h (PREDICATE_CODES): Add it.
309 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
310 f<-m case and accompanying define_split.
311 (trapb): Use a unique unspec_volatile number.
313 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
315 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
318 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
320 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
323 * haifa-sched.c: Mirror recent changes from gcc2.
325 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
327 * Makefile.in (insn*.o): Depend on system.h.
329 * pa.c (output_global_address): Initialize base.
330 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
332 1998-04-03 Mike Stump <mrs@wrs.com>
334 * gthr.h: Support systems that don't have weak, but have threads.
335 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
336 * gthr-vxworks.h: New file.
337 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
339 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
341 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
343 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
345 * ginclude/va-i960.h (va_end): Change void * to void.
347 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
349 * Makefile.in (choose-temp.o): Depend on system.h.
351 * choose-temp.c: Include system.h when IN_GCC.
353 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
354 Richard Henderson <rth@cygnus.com>
356 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
357 (move_replacements): New function.
358 * reload.h: Prototype it.
360 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
362 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
364 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
367 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
368 (gen_highpart): Likewise.
369 * final.c (alter_subreg): Allow the target to hook by-mode subreg
370 hard register number changes.
372 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
374 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
375 rnbitsize, rnmode and rinner.
376 (make_range): Initialize type.
377 (fold): Initialize arg0, arg1 and varop.
379 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
381 (expand_function_start): Initialize last_ptr.
383 * stor-layout.c (layout_record): Initialize desired_align.
384 (get_best_mode): Initialize unit.
386 * tree.c (copy_node): Initialize length.
388 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
390 * caller-save.c (insert_save_restore): Initialize pat, code and
393 * emit-rtl.c (push_to_sequence): Initialize top.
394 (push_topmost_sequence): Likewise.
396 * genattrtab.c (simplify_by_exploding): Initialize defval.
398 * profile.c (branch_prob): Initialize dest.
400 * rtl.h (note_stores): Remove duplicate prototype.
401 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
403 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
404 strings that are not actually lengths.
406 * genattrtab.c: Make generated file use system.h, instead of
407 including stdio.h, etc directly.
408 * genextract.c, genopinit.c, genoutput.c: Likewise.
409 * genpeep.c, genrecog.c: Likewise
411 * genoutput.c (process_template): Mark operands in the generated
412 function as potentially unused if compiling with GNU CC.
414 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
416 * pa.md (reload peepholes): Remove unused variable "mode".
418 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
420 * config/arm/thumb.h: Add super interworking support.
421 * config/arm/thumb.c: Add super interworking support.
422 * config/arm/thumb.md: Add super interworking support.
423 * config/arm/lib1funcs.asm: Add interworking support.
424 * config/arm/lib1thumb.asm: Add super interworking support.
425 * config/arm/t-semi: Add interworking support.
426 * config/arm/t-thumb: Add interworking support.
427 * config/arm/README-interworking: New file.
429 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
431 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
432 (MD_STARTFILE_PREFIX): Unset.
434 1998-04-01 Mark Mitchell <mmitchell@usa.net>
436 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
437 entity in a local scope.
439 * fold-const.c (fold): Call truthvalue_conversion for values which
440 are folded to boolean type.
442 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
444 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
445 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
446 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
447 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
448 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
449 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
450 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
451 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
454 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
456 * fixincludes (limits.h): Fix nested comments in Motorola's
457 limits.h and sys/limits.h.
459 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
461 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
462 as dest of expand_binop call.
464 * alpha.md (extzv): Correct check for valid operand[2] values.
466 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
469 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
471 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
473 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
474 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
476 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
477 cygwin32 can override this to allow both unix and win32 style PATHs.
479 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
480 style environment paths.
482 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
484 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
485 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
486 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
489 * cpphash.c: Include config.h.
490 * cppalloc.c: Include system.h. Add parameters to various
492 * cpperror.c: Likewise.
493 * cppexp.c: Likewise.
494 * cpphash.c: Likewise.
495 * cpplib.c: Likewise.
496 * cppmain.c: Likewise.
497 * fix-header.c: Likewise.
499 * gen-protos.c: Likewise.
500 * gengenrtl.c: Likewise.
501 * halfpic.c: Likewise.
503 * scan-decls.c: Likewise.
506 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
508 * README.gnat: Add lang_print_xnode definition.
510 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
512 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
513 fmovecr on the 68060.
515 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
517 * genemit.c (DONE): Rework so that it works in the true arm if
518 an if-else conditional.
521 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
523 * rs6000.c: Do not include stdioh or ctype.h anymore.
525 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
527 (stor-layout.o): Likewise.
528 * c-typeck.c: Include rtl.h and expr.h.
529 * stor-layout.c: Likewise.
531 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
533 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
534 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
537 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
539 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
541 * tree.h (lang_print_xnode): Provide prototype.
543 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
545 * version.c: Bump for snapshot.
547 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
549 * objc/sendmsg.c (__objc_block_forward): Add braces for return
550 value if INVISIBLE_STRUCT_RETURN.
552 * pa.c (arith_double_operand): Fix parens.
554 * haifa-sched.c (print_pattern): Correct arg to sprintf.
556 * Makefile.in (libgcc1.null): Make return type for __foo void.
558 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
560 * pa.h: Add declarations for many functions defined in pa.c.
562 * genpeep.c (main): Remove unused variable 'i' from the generated
565 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
566 (gen_split): Likewise.
567 (main): Rework generated definitions of DONE and FAIL so that they
568 no longer use gotos. Avoids warnings about unused labels.
570 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
571 unused "junk" variable.
573 * genattrtab.c (write_complex_function): Add a default case in
574 generated switch statement to keep -W -Wall quiet.
576 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
578 * invoke.texi: Document more ARM and Thumb command line options.
580 * config/arm/xm-thumb.h: New file.
582 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
584 * stmt.c (expand_expr_stmt): Must generate code for
585 statements within an expression (gcc's `({ ... )}')
586 even if -fsyntax-only.
588 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
589 Jeffrey A Law (law@cygnus.com)
591 * basic-block.h (basic_block_computed_jump_target): Declare.
592 * flags.h: (current_function_has_computed_jump): Declare.
593 * flow.c: (basic_block_computed_jump_target): Define.
594 (flow_analysis): Allocate it. Set current_function_has_computed_jump
596 (find_basic_blocks): Set current_function_has_computed_jump and
597 elements of basic_block_computed_jump_target to 1 as appropriate.
598 * function.c: (current_function_has_computed_jump): Define.
599 * global.c (global_conflicts): Don't allocate pseudos into stack regs
600 at the start of a block that is reachable by a computed jump.
601 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
603 (subst_stack_regs): Undo change from Sep 4 1997.
604 (uses_reg_or_mem): Now unused, deleted.
605 * stupid.c (stupid_life_analysis): Compute
606 current_function_has_computed_jump.
607 (stupid_find_reg): Don't allocate stack regs if the function has a
609 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
610 the current function has a computed jump. Use the global value
613 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
615 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
616 (DWARF2_UNWIND_INFO): Define to zero.
618 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
620 * gcc.c (set_std_prefix): Add declaration.
621 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
622 suffix, and update the standard prefix prefix.c uses.
624 * prefix.c (std_prefix): New global to hold default prefix value.
625 (get_key_value): Change to use std_prefix instead of PREFIX.
626 (translate_name): Ditto.
627 (update_path): Ditto.
628 (get_key_value): Release allocated scratch storage.
629 (set_std_prefix): New function to reset the standard prefix.
631 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
633 * sh.c (find_barrier): Fix calculations for alignment increase.
635 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
637 * Makefile.in (stmp-fixinc): If we're actually fixing include
638 files, copy gcc's assert.h into the fixed include dir.
639 * fixincludes (assert.h): Avoid any attempts to fix a probably
640 broken system specific assert.h file.
641 * fixproto (stdlib.h): Make sure, it'll contain a definition of
644 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
646 * regclass.c (reg_scan_mark_refs): Be more selective about
647 when we mark a register with REGNO_POINTER_FLAG.
649 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
651 reload inheritance improvement:
652 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
653 Change meaning: index is now hard reg number.
654 (reg_reloaded_valid, reg_reloaded_dead): New variables.
655 (reload_spill_index): Content is now a hard reg number.
656 (reload_as_needed): Change to fit new variable meaning.
657 (forget_old_reloads_1, allocate_reload_reg): Likewise.
658 (choose_reload_regs, emit_reload_insns): Likewise.
660 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
662 * regclass.c (record_reg_classes): '?' increases cost by two.
664 * reload.c (find_reloads): Double previous costs. Output
665 reloads cost one unit extra.
667 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
668 boiled down to && ! 0.
670 * reload.c (find_equiv_reg): Also consider a goal offset from the
671 frame pointer to be constant.
673 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
675 * sh.h (OPTIMIZATION_OPTIONS): Define.
677 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
679 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
681 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
683 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
685 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
687 * c-common.c (check_format_info): Initialize type, is_type. New local
688 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
689 when pedantic if used with integral format specifier.
691 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
693 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
695 (function_arg_padding): Declare.
697 * rs6000.c: Include system.h.
698 (function_arg_padding): Change return type to int, cast enum's to
701 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
702 * collect2.c (scan_prog_file): Add explicit braces to avoid
705 * dbxout.c (dbxout_type_fields): Add braces around empty body in
707 (dbxout_type): Likewise.
709 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
710 `ptt_size' from int to size_t.
711 (rs6000_file_start): Likewise for `i'.
712 (rs6000_replace_regno): Add default case in enumeration switch.
713 (output_epilog): Remove unused variable `i'.
714 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
717 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
719 (get_issue_rate, non_logical_cint_operand): Add prototype.
720 (rs6000_output_load_toc_table): Ditto.
722 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
725 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
727 * config/arm/thumb.c: New File. Support for ARM's Thumb
729 * config/arm/thumb.h: New File. Thumb definitions.
730 * config/arm/thumb.md: New File. Thumb machine description.
731 * config/arm/tcoff.h: New File. Thumb COFF support.
732 * config/arm/t-thumb: New File. Thumb makefile fragment.
733 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
735 * configure.in: Add Thumb-coff target.
736 * configure: Add Thumb-coff target.
737 * config.sub: Add Thumb-coff target.
739 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
741 * loop.c (scan_loop): Initialize move_insn_first to zero.
743 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
745 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
746 * config/i386/rtems.h: Likewise.
747 * config/i960/rtems.h: Likewise.
748 * config/m68k/rtems.h: Likewise.
749 * config/mips/rtems64.h: Likewise.
750 * config/pa/rtems.h: Likewise.
751 * config/rs6000/rtems.h: Likewise.
752 * config/sh/rtems.h: Likewise.
753 * config/sparc/rtems.h: Likewise.
755 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
757 * pa.c (emit_move_sequence): If in reload, call find_replacement.
759 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
761 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
763 * collect2.c (find_a_file): Add debugging.
764 (find_a_file): Test for win32 style absolute paths if
765 DIR_SERPARATOR is defined.
766 (prefix_from_string): Add debugging.
767 (main): Test for debug command line switch at start of program
769 (main): Use GET_ENVIRONMENT rather than getenv().
770 (prefix_from_env): Use GET_ENVIRONMENT.
772 1998-03-24 Mark Mitchell <mmitchell@usa.net>
774 * cplus-dem.c (optable): Add sizeof.
775 (demangle_template_value_parm): New function containing code
776 previously found in demangle_template.
777 (demangle_integral_value): New function which handles complicated
778 integral expressions.
779 (demangle_template): Use them.
781 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
783 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
784 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
785 genattrtab.o, genoutput.o): Depend on system.h.
787 * genattr.c: Include system.h. Add arguments to various function
788 prototypes. Remove redundant prototype of read_rtx().
789 * genattrtab.c: Likewise.
790 * gencodes.c: Likewise.
791 * genconfig.c: Likewise.
792 * genemit.c: Likewise.
793 * genextract.c: Likewise.
794 * genflags.c: Likewise.
795 * genopinit.c: Likewise.
796 * genoutput.c: Likewise.
797 * genpeep.c: Likewise.
798 * genrecog.c: Likewise.
800 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
802 * c-lang.c (lang_print_xnode): New function.
803 * objc/objc-act.c (lang_print_xnode): Likewise.
804 * print-tree.c (print_node): Call it
806 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
808 * c-parse.in: Recognize protocol qualifiers in class
809 definitions for objc.
811 (yyerror): Remove redundant decl.
812 (yyprint): Fix prototype.
814 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
816 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
818 * stmt.c (unroll_block_trees): Free block_vector if needed.
820 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
822 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
823 (zero_extendsidi2): Avoid useless copy.
824 (iordi_zext): New pattern.
825 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
827 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
829 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
830 (ashldi3): Allow constant shift count in range ]32,63].
831 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
833 1998-03-22 Mark Mitchell <mmitchell@usa.net>
835 * tree.h (IS_EXPR_CODE_CLASS): New macro.
837 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
839 * h8300.h (CONST_COSTS): Remove definition.
840 (DEFAULT_RTX_COSTS): Define.
842 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
844 * config/sh/rtems.h: Switched from ELF to COFF.
846 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
848 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
850 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
852 * version.c: Bump for snapshot.
854 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
855 Geoff Noer <noer@cygnus.com>
857 * Makefile.in: Various fixes for building cygwin32 native toolchains.
859 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
860 * objc/Make-lang.in: Likewise.
862 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
864 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
866 * configure.in: Handle with-PACKAGE=no correctly
868 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
870 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
871 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
872 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
873 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
874 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
875 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
876 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
877 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
878 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
879 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
882 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
883 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
884 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
885 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
886 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
887 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
888 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
889 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
890 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
891 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
892 xcoffout.c: Include system.h. Organize include ordering so
893 that stdarg/varargs comes before other system headers. Remove
894 spurious casts of functions assured of a prototype in system.h.
896 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
898 * reg-stack.c (pop_stack): Define. Pops any register on the
899 regstack and adjusts regstack.
900 (compare_for_stack_reg): Use pop_stack.
902 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
904 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
907 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
909 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
911 * fold-const.c (fold): Replace sign-extension of a zero extended
912 value by a single zero extension.
914 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
916 * except.c (init_eh): Do nothing.
917 (save_eh_status): Call init_eh_for_function, not init_eh.
918 * function.c (push_function_context_to): Don't call init_emit.
920 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
922 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
925 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
927 * final.c (shorten_branches): Add parentheses around +/- in
930 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
932 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
934 * regclass.c (memory_move_secondary_cost): Wrap uses of
935 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
938 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
940 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
942 * flow.c (life_analysis): #include <sys/types.h> to make sure
944 * cplus-dem.c (demangle_function_name): Likewise.
946 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
948 * final.c (insn_noperands): Change type to unsigned int.
949 (final_scan_insn): Likewise for noperands;
950 properly check operand number boundaries.
952 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
954 * alpha.md (extzv): Don't reject register operands. Fix
957 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
959 * dbxout.c (dbxout_function_end): Fix last change. The correct
960 predicate is ASM_OUTPUT_SECTION_NAME.
962 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
964 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
965 (ashlsi): Use match_dup 1 instead of match_operand 2.
967 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
969 * fold-const.c (operand_equal_for_comparison_p): See if equal
970 when nop conversions are removed.
972 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
974 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
975 don't use ORIGINAL_TARGET unless REG.
977 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
979 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
981 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
983 * loop.c (struct movable): New field move_insn_first.
984 (scan_loop): In consec sets code, set it. Clear it otherwise.
985 (move_movables): In consec sets code, use it. Copy REG_NOTES from
986 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
989 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
991 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
992 is large, and the system doesn't provide atoll or atoq.
995 * alpha/xm-vms.h (HAVE_ATOLL): Define.
996 Reported by Klaus Kaempf <kkaempf@progis.de>.
998 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1000 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
1001 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
1003 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
1004 test !ACCUMULATE_OUTGOING_ARGS.
1006 * collect2.c (write_c_file_glob): Wrap function definition in
1007 macro test !LD_INIT_SWITCH.
1009 * combine.c (try_combine): Wrap variables `cc_use' and
1010 `compare_mode' in macro test EXTRA_CC_MODES.
1012 * cpplib.c (do_ident): Remove unused variable `len'.
1013 (skip_if_group): Remove unused variables `at_beg_of_line' and
1015 (cpp_get_token): Remove unused variable `dummy'.
1017 * dbxout.c (scope_labelno): Move static variable definition inside
1018 the one function scope where it is used.
1019 (dbxout_function_end): Wrap prototype and definition in
1020 macro test !NO_DBX_FUNCTION_END.
1022 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
1023 in macro test !MIPS_DEBUGGING_INFO.
1025 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
1026 into the scope where it is used. Wrap empty else-statement body
1029 * fix-header.c: Fix typo in comment.
1030 (inf_skip_spaces): Cast results of INF_UNGET to (void).
1031 (check_protection, main): Likewise.
1033 * flow.c (find_basic_blocks_1): Remove dangling comment text.
1035 * function.c (contains): Wrap prototype and definition in macro
1036 test HAVE_prologue || HAVE_epilogue.
1037 (fixup_var_refs_1): Remove unused variable `width'.
1039 * gen-protos.c (main): Remove unused variable `optr'.
1041 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
1043 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
1044 (__sjpopnthrow): Remove unused variable `jmpbuf'.
1045 (__throw): Remove unused variable `val'.
1047 * protoize.c: Check for a previously existing definition before
1048 defining *_OK macros.
1050 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
1052 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1054 * vax.h (ADDR_VEC_ALIGN): Define.
1056 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
1058 * gcc.c (default_arg): Don't wander off the end of allocated
1061 (From Geoffrey Keating <geoffk@ozemail.com.au>)
1062 * rs6000.c (small_data_operand): Ensure that any address
1063 referenced relative to the small data area is inside the SDA.
1065 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
1067 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
1069 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
1071 * except.h (in_same_eh_region): New prototype.
1072 (free_insn_eh_region, init_insn_eh_region): New prototypes.
1073 * except.c (insn_eh_region, maximum_uid): New static variables.
1074 (set_insn_eh_region): New static function to set region numbers.
1075 (free_insn_eh_region): New function to free EH region table.
1076 (init_insn_eh_region): New function to initialize EH region table.
1077 (in_same_eh_region): New function used to determine if two rtl
1078 instructions are in the same exception region or not.
1079 * final.c (final): Initialize the table indicating which instructions
1080 belong in which exception region.
1081 * genpeep.c (main): Add "except.h" to include file list in generated
1083 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
1084 peepholes involving calls and unconditional branches.
1086 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
1088 * README.gnat: New file.
1090 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1092 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
1093 "recog.h" for offsettable_memref_p.
1094 (legitimize_pic_address): Remove unused variable `offset'.
1095 (notice_update_cc): Change return type to void. Add default label
1097 (standard_68881_constant_p): Remove unused variable mode.
1098 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
1099 (const_int_cost): Explicitly declare as returning int.
1100 (output_dbcc_and_branch): Change return type to void.
1102 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
1103 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
1104 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
1106 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
1108 * version.c: Bump for snapshot.
1110 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1112 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
1113 check for 'M' constraint.
1115 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
1117 * cccp.c (create_definition): If pedantic, call pedwarn for macro
1120 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1122 * i386.c (ix86_logical_operator): New function.
1123 (split_di): Ensure that when a MEM is split, the resulting MEMs have
1125 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
1128 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1129 Richard Earnshaw <rearnsha@arm.com>
1130 Nick Clifton <nickc@cygnus.com>
1132 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
1134 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
1136 * cse.c (rtx_cost): Provide a default case in an enumeration
1137 switch, and call DEFAULT_RTX_COSTS if it's defined.
1139 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
1141 * basic-block.h (compute_preds_succs): Change return type in
1143 * flow.c (compute_preds_succs): Likewise in function definition.
1145 * regmove.c (find_matches): Cast char used as array index to unsigned char
1148 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
1150 * i386.h (RTX_COSTS): Insert braces around nested if.
1151 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
1154 * gcc.c (default_compilers): Properly put brackets around array elements in
1157 * getopt.c (_getopt_internal): Add explicit braces around nested if;
1160 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
1161 (record_reg_life_pat): Add explicit parens around && and || in expression.
1162 (stack_reg_life_analysis): Add parens around assignment used as expression.
1163 (convert_regs): Likewise.
1165 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
1167 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
1168 change callers accordingly.
1170 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
1171 and definition; change all callers accordingly.
1173 * except.c (init_eh): Avoid assignment of unused return value of
1174 build_pointer_type; cast it to void, instead, and remove unused
1177 * gcc.c (lang_specific_driver): Define prototype only #ifdef
1178 LANG_SPECIFIC_DRIVER.
1179 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
1181 * genoutput.c (output_epilogue): Initialize next_name to 0.
1183 * real.c (efrexp): #if 0 prototype and function definition.
1184 (eremain): Likewise.
1191 * reload.c (push_secondary_reload): Define prototype only
1192 #ifdef HAVE_SECONDARY_RELOADS.
1194 * varasm.c (assemble_static_space): Define rounded only
1195 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
1197 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
1199 * i386.md (andsi): Add default case in enumeration switch.
1204 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
1206 * c-decl (finish_struct): Change type of min_align to unsigned.
1208 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
1209 remove unused variable len.
1211 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
1212 comment indicating this is proper behaviour.
1213 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
1215 (based_loc_descr): Likewise.
1217 * enquire.c (bitpattern): Change type of variable i to unsigned.
1219 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
1221 * flow.c (life_analysis): Change type of variable i to size_t;
1222 remove unused variable insn.
1224 * gcc.c (translate_options): Change type of variables optlen, arglen and
1226 (input_filename_length): Change type to size_t.
1227 (do_spec_1): Change type of variable bufsize to size_t.
1228 (main): Change type of variables i and j to size_t;
1229 remove subblock local definition of variable i.
1230 (lookup_compiler): Change type of second argument to size_t;
1231 change type of variable i to size_t.
1233 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
1235 * genopinit.c (get_insn): Change type of variable pindex to size_t.
1237 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
1239 * global.c (global_alloc): Change type of variable i to size_t.
1241 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
1243 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
1244 (expand_end_case): Change type of variable count to size_t.
1246 * toplev.c (main): Change type of variable j to size_t.
1247 (set_target_switch): Change type of variable j to size_t.
1248 (print_switch_values): Change type of variable j to size_t;
1249 remove unused variable flags.
1251 * varasm.c (assemble_variable): Change type of variable align to size_t.
1252 (const_hash_rtx): Change type of variable i to size_t.
1254 1998-03-11 Mark Mitchell <mmitchell@usa.net>
1256 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
1257 TREE_VEC if that's what it really is.
1259 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
1261 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
1264 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
1266 * gthr.h: Changed the comment about return values.
1267 * gthr-solaris.h (__gthread_once): Do not use errno; return the
1268 error number instead of -1.
1269 (__gthread_key_create): Any non-zero return value is an error.
1270 * libgcc2.c (eh_context_initialize): Check for non-zero return
1271 value from __gthread_once.
1272 Check that the value of get_eh_context was really changed.
1274 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1276 * sh.h (LOOP_ALIGN): Only align when optimizing.
1277 * sh.c (find_barrier): Clear inc for CODE_LABELs.
1278 When not optimizing, calculate alignment for BARRIERs directly.
1280 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1282 * final.c (shorten_branches): Remove conditionalizing on
1283 SHORTEN_WITH_ADJUST_INSN_LENGTH
1284 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
1286 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
1288 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
1289 an unconditional jump around deleted blocks.
1291 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
1293 * profile.c (branch_prob): If see computed goto, call fatal instead of
1296 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
1298 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
1299 Patch from Bruno Haible.
1301 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
1302 (assign_parms): Set aggregate if hide_last_arg and last_named.
1304 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1306 * final.c (shorten_branches): Initialize insn_addresses.
1308 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1310 * sh.h (MUST_PASS_IN_STACK): Define.
1312 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
1314 * final.c (shorten_branches): Fix minor logic error in
1315 ADDR_DIFF_VEC shortening support.
1317 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
1319 * version.c: Bump for snapshot.
1321 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
1323 * haifa-sched.c (is_cfg_nonregular): Change return type to
1324 an int. No longer compute "estimated" number of edges. Use
1325 computed_jump_p instead of duplicating the code. Fixup/add
1327 (build_control_flow): Returns a value indicating an irregularity
1328 in the cfg was detected. Count the number of edges in the cfg.
1329 allocate various edge tables.
1330 (find_rgns): No longer look for unreachable blocks.
1331 (schedule_insns): Do not allocate memory for edge tables here.
1332 Free memory for edge tables before returning. Do not perform
1333 cross block scheduling if build_control_flow returns nonzero.
1334 * flow.c (compute_preds_succs): More accurately determine when
1337 * basic-block.h (free_basic_block_vargs): Provide prototype.
1339 * cccp.c (main): Fix dumb mistakes in last change.
1341 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1343 * rtl.h (addr_diff_vec_flags): New typedef.
1344 (union rtunion_def): New member rt_addr_diff_vec_flags.
1345 (ADDR_DIFF_VEC_FLAGS): New macro.
1347 * sh.c (output_branch): Fix offset overflow problems.
1349 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
1350 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
1351 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
1352 * stmt.c (expand_end_case): Supply new arguments to
1353 gen_rtx_ADDR_DIFF_VEC.
1354 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
1355 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
1356 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
1357 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
1358 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
1359 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
1360 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
1361 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
1362 * i386/freebsd.h, i386/linux.h : Likewise.
1363 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
1364 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
1365 * m68k/mot3300.h, m68k/sgs.h : Likewise.
1366 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
1367 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
1368 (CASE_VECTOR_SHORTEN_MODE): Define.
1369 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
1370 (med_branch_p, braf_branch_p): Don't declare.
1371 (mdep_reorg_phase, barrier_align): Declare.
1372 (ADJUST_INSN_LENGTH): Remove alignment handling.
1373 * sh.c (uid_align, uid_align_max): Deleted.
1374 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
1375 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
1376 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
1377 (output_far_jump): Don't use braf_branch_p.
1378 (output_branchy_insn): Don't use branch_offset.
1379 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
1380 Remove paired barrier stuff.
1381 Don't use cache_align_p.
1382 Take alignment insns into account.
1383 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
1385 (barrier_align, branch_dest): New function.
1386 (machine_dependent_reorg, split_branches): Remove infrastructure
1387 for branch shortening that is now provided in the backend.
1388 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
1389 (braf_branch_p, braf_cbranch_p): Likewise.
1390 (attribute length): Use new attributes.
1391 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
1392 (addr_diff_vec_adjust): Delete.
1393 (align_2): Now a define_expand.
1394 (align_log): Now length 0.
1396 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
1398 * m32r.md (right): Correctly check for length == 2, not 1.
1400 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1402 * mips/mips.h: Prototype `machine_dependent_reorg'.
1403 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
1405 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
1407 * final.c (shorten_branches): Restore accidentally removed code.
1409 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1411 * configure.in: Remove duplicate uses of AC_PROG_CC and
1414 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
1416 * configure.in (target_cpu_default2): Correct typo for alphapca56.
1418 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
1419 Doug Evans (devans@cygnus.com)
1421 * haifa-sched.c (build_jmp_edges): Delete dead function.
1422 (build_control_flow): Use cfg routines from flow.c
1423 (schedule_insns): Remove debugging code accidentally checked
1426 * basic-block.h: Add external integer list structures, typdefs,
1427 accessor macros and function declarations. Simlarly for
1428 basic block pred/succ support and simple bitmap stuff.
1429 * flow.c: Add functions for integer list, basic block pred/succ
1430 support and simple bitmap support.
1431 (compute_dominators): New function to compute dominators and
1433 (find_basic_blocks): Split into two functions.
1434 (life_analysis): Likewise.
1435 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
1436 the life_analysis from toplev.c
1437 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
1438 life_analysis instead of flow_analysis.
1440 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1442 * jump.c (jump_optimize): Call mark_jump_label also for deleted
1444 (mark_jump_label): Don't increment ref counts for deleted insns.
1446 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1448 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
1450 * mips/mips.c: Include stdlib.h and unistd.h.
1451 (mips_asm_file_end): Add braces around empty body in an if-statement.
1452 (function_prologue): Wrap variable `fnname' in
1453 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
1454 (mips_select_rtx_section, mips_select_section): Declare as void.
1456 * mips/mips.h: Add prototypes for extern functions in mips.c.
1457 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
1458 (ENCODE_SECTION_INFO): Add braces around empty body in an
1461 * mips/mips.md (movdi): Add parentheses around && within ||.
1462 (movsf, movdf): Likewise.
1463 (branch_zero, branch_zero_di): Add default case in
1467 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
1469 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
1470 real constants, since they can't be changed.
1471 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1472 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
1473 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1474 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1475 * alpha/vms.h (TARGET_OPEN_VMS): New.
1476 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
1478 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
1480 * reload.c (find_reloads): Always force (subreg (mem)) to be
1481 reloaded if WORD_REGISTER_OPERATIONS.
1483 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
1485 * haifa-sched.c (free_list): Rename from free_pnd_lst.
1486 (free_pending_lists): Rename free_pnd_lst uses.
1487 (remove_dependence): Place expunged element on unused_insn_list.
1488 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
1489 gen_rtx_*_LIST and alloc_rtx to use them.
1490 (compute_block_backward_dependences): Free the reg_last_* lists.
1492 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
1494 * cccp.c (main): Avoid undefined behavior when setting pend_includes
1497 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1499 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
1500 USE_GNULIBC_1 is defined
1501 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
1502 includes the t-linux-gnulibc1 fragment
1504 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
1506 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
1508 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1510 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
1512 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1514 * final.c (shorten_branches): Tag the loop alignment onto the
1515 first label after NOTE_INSN_LOOP_BEG even if there is an
1518 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1520 * final.c (insn_current_reference_address):
1521 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
1522 proper alignment chain.
1524 * final.c (max_labelno): New static variable.
1525 (final_scan_insn): Check max_labelno before outputting an
1526 alignment for a label.
1527 (shorten_branches): Remove unused variable length_align.
1529 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1531 * sparc.c (ultrasparc_adjust_cost): Add default case in
1534 * sparc.h: Add prototypes for extern functions defined in
1537 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
1539 * toplev.c: Only generate <name>.dbr file when dumping RTL if
1540 DEALY_SLOTS is defined.
1542 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
1544 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
1545 in call to fill_slots_from_thread.
1547 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
1549 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
1550 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
1552 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1554 * final.c (insn_last_address, insn_current_align, uid_align):
1556 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
1557 (insn_current_reference_address): Likewise.
1558 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
1559 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
1560 (label_to_alignment): New function.
1561 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
1562 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
1563 insn_current_reference_address instead of insn_current_address.
1564 (or_attr_value, write_length_unit_log): New functions.
1565 (main): Call write_length_unit_log.
1566 (write_const_num_delay_slots): Output extra '\n'.
1567 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
1569 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
1570 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
1571 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
1573 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
1574 (LABEL_ALIGN_AFTER_BARRIER).
1575 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
1576 * ns32k/tek6000.h: Likewise.
1577 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
1578 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
1579 ASM_OUTPUT_ALIGN_CODE.
1581 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
1583 * version.c: Bump for snapshot.
1585 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
1587 * version.c: Bump for snapshot.
1589 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
1591 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
1592 if condition code of jump conflicts with opposite_needed.
1594 * reorg.c (fill_slots_from_thread): Mark resources referenced in
1595 opposite_needed thread. Return delay_list even when cannot get
1596 any more delay insns from end of subroutine.
1598 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
1600 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
1601 All callers changed.
1603 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1605 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
1606 end_fde_sort): New functions for fast sorting of an FDE array.
1607 (fde_insert): Simplified.
1608 (add_fdes): Change argument list.
1609 (frame_init): Use the new functions.
1611 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
1613 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
1615 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
1617 * fold-const.c (fold_range_test): Always return a value.
1619 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
1621 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
1622 data in the text section unless READONLY_DATA_SECTION is defined.
1624 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
1626 * c-parse.in (undeclared variable error): Tweak error message to
1629 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
1631 * version.c: Bump for snapshot.
1633 1998-02-28 Mark Mitchell <mmitchell@usa.net>
1635 * final.c (final_scan_insn): Undo overzealous removal of `set'.
1637 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
1640 case, add parentheses to specify the proper order of precedence in
1644 * c-aux-info.c: Include string.h/strings.h.
1646 * pa.c: Include stdlib.h.
1647 (pa_combine_instructions): Prototype the function.
1648 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
1649 (reloc_needed): Add default case for enumeration switch.
1650 (remove_useless_addtr_insns): Remove unused variable `all'.
1651 (hppa_expand_prologue): Add explicit braces to avoid
1653 (output_function_epilogue): Remove unused variable `i'.
1654 (output_millicode_call): Remove unused variable `link'.
1655 (shadd_constant_p, forward_branch_p): Make the function static.
1656 (following_call): Explicitly declare to return int.
1657 (pa_reorg): Declare as void.
1658 (pa_combine_instructions): Declare as static void. Add
1659 parentheses around && within ||.
1661 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
1662 following_call, function_label_operand, lhs_lshift_cint_operand
1665 * pa.md: Add parentheses around && within ||.
1667 * cppalloc.c: Include stdlib.h.
1669 * cpperror.c (cpp_print_containing_files): Remove unused variable
1670 `i'. Fix format specifier in fprintf.
1672 * cse.c (cse_around_loop): Add explicit braces to avoid
1674 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
1676 * expr.c (expand_expr): Add parentheses around && within ||.
1678 * final.c (app_enable): Replace fprintf with fputs where there are
1679 no format specifiers and no trailing argument after the string.
1680 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
1681 (app_disable): Likewise.
1682 (final_end_function): Likewise.
1683 (final_scan_insn): Likewise. Remove unused variable `set'.
1684 (profile_function): Wrap empty if-statement body in {} brackets.
1686 * function.c: Include stdlib.h.
1687 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
1688 (reposition_prologue_and_epilogue_notes): Add parentheses
1689 around assignment used as truth value.
1691 * integrate.c (expand_inline_function): Wrap variable
1692 `cc0_insn' in macro HAVE_cc0.
1694 * jump.c (jump_optimize): Wrap variable `q' in macro
1695 HAVE_cc0. Remove unused variable `prev1'.
1697 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
1698 within ||. Fix format specifier in fprintf.
1699 (__bb_init_prg): Add parentheses around assignment used as
1702 * local-alloc.c: Include stdlib.h.
1703 (requires_inout): Add parentheses around assignment used
1706 * loop.c (analyze_loop_iterations): Wrap prototype and definition
1707 in macro HAVE_decrement_and_branch_on_count.
1708 (insert_bct, instrument_loop_bct): Likewise.
1709 (move_movables): Add parentheses around assignment used as
1711 (consec_sets_invariant_p): Likewise.
1712 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
1714 * objc/objc-act.c: Include stdlib.h.
1715 (lookup_method_in_protocol_list): Wrap empty else-statement body
1717 (lookup_protocol_in_reflist): Likewise.
1718 (objc_add_static_instance): Remove unused variables `decl_expr'
1720 (get_objc_string_decl): Remove unused variable `decl'.
1721 (generate_static_references): Remove unused variables `idecl' and
1723 (check_protocols): Wrap empty else-statement body in braces.
1725 * protoize.c: Include stdlib.h.
1726 (substr): Add parentheses around assignment used as truth value.
1727 (abspath): Likewise.
1728 (shortpath): Likewise.
1730 * regmove.c (fixup_match_1): Add parentheses around assignment
1731 used as truth value.
1733 * reload.c (push_secondary_reload): Remove unused variable `i'.
1734 (find_reloads): Add parentheses around assignment used as truth
1737 * reload1.c: Include stdlib.h.
1739 * rtl.h: Correct typo in prototype of offsettable_memref_p.
1741 * stmt.c (add_case_node): Add parentheses around assignment used
1743 (case_tree2list): Likewise.
1745 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
1746 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
1747 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
1748 (merge_attributes): Add explicit braces to avoid ambiguous
1751 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
1754 * varasm.c: Include stdlib.h.
1757 * system.h: Remove sys/stat.h.
1758 * gcc.c: Add sys/stat.h.
1760 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
1761 * genattrtab.c: Likewise.
1762 * genconfig.c: Likewise.
1763 * genemit.c: Likewise.
1764 * genextract.c: Likewise.
1765 * genflags.c: Likewise.
1766 * genopinit.c: Likewise.
1767 * genoutput.c: Likewise.
1768 * genpeep.c: Likewise.
1769 * genrecog.c: Likewise.
1770 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
1772 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1774 * invoke.texi: Use @itemx for a secondary item in a @table.
1776 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
1779 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
1781 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
1783 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
1785 * i386.c (struct machine_function): Add new fields for PIC stuff.
1786 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
1788 (restore_386_machine_status): Corresponding changes.
1789 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
1791 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
1793 * c-parse.y (undeclared variable error): Tweak error message
1796 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
1798 * flags.h (g_switch_value, g_switch_set): Declare.
1799 * alpha.c (override_options): Set g_switch_value=8 if not set.
1800 * alpha/elf.h (CC1_SPEC): New.
1802 (LINK_SPEC): Pass along the -G value we were given.
1803 (LOCAL_ASM_OP): Remove.
1804 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
1805 (MAX_OFILE_ALIGNMENT): New.
1806 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
1807 (EXTRA_SECTIONS): Add sbss and sdata.
1808 (SECTION_FUNCTION_TEMPLATE): New.
1809 (EXTRA_SECTION_FUNCTIONS): Use it.
1810 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1811 (SELECT_SECTION): Use sdata when small enough.
1812 * alpha/linux.h (ASM_SPEC): Remove.
1815 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1816 * config.sub (sco5): Fix typo.
1818 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
1820 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
1822 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
1823 * config/alpha/t-linux: Remove file.
1824 * config/sparc/t-linux: Remove file.
1825 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
1826 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
1827 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
1829 (alpha*-*-linux-gnu*): Likewise.
1830 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
1831 (sparc-*-linux-gnu*): Likewise.
1833 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
1834 * collect2.c (ldd_file_name): Bracket declaration with same
1836 (full_real_ld_suffix): Deleted. Variable was calloced and
1837 written into, but never read.
1839 1998-02-23 Mike Stump <mrs@wrs.com>
1841 * configure.in: Add support for i386-wrs-vxworks configuration.
1842 * i386/vxi386.h: New file.
1844 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1846 * tree.c (contains_placeholder_p): Ensure function always returns
1848 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
1849 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
1851 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
1853 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
1855 1998-02-22 Paul Eggert <eggert@twinsun.com>
1857 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
1858 Define this new symbol.
1859 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
1860 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
1861 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
1863 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
1865 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
1866 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
1868 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
1870 * objc/Object.m (-error): Call objc_verror with our va_list.
1872 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1874 * collect2.c (scan_prog_file): Completely cover uses of variable
1875 `exports' with macro COLLECT_EXPORT_LIST.
1877 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
1879 * version.c: Bump for snapshot.
1881 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
1883 * sched.c (schedule_block): Remove code to get arguments from hard
1884 regs into pseudos early. Same as Aug 25, 1997 change to
1887 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
1889 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
1891 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
1893 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
1894 continuation character (line 243).
1896 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1898 * genrecog.c (main): Remove duplicated sentence in emitted comment.
1900 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
1901 David Edelsohn <edelsohn@mhpcc.edu>
1903 * collect2.c (XCOFF_SCAN_LIBS): Remove.
1904 (export_flag): New variable.
1905 (export_file): #ifdef COLLECT_EXPORT_LIST.
1906 (import_file, exports, imports, undefined): New variables.
1907 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
1908 (dump_list, dump_prefix_list, is_in_list): New functions.
1909 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
1910 (write_import_file, resolve_lib_name): New functions.
1911 (use_import_list, ignore_library): Same.
1912 (collect_exit): maybe_unlink import_file and #ifdef.
1914 (main): New variable importf, #ifdef exportf. Move parsing of
1915 -shared before general argument parsing. Resolve AIX library
1916 paths and import libgcc.a symbols. Treat .so shared libraries the
1917 same as objects and .a libraries. Create alias for object_lst and
1918 increment it instead of original pointer. Scan AIX libraries as
1919 objects earlier instead of using scan_libraries. Perform AIX
1920 tlink later to resolve templates instead of forking ld.
1921 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
1922 (GCC_UNDEF_SYMBOL): New macro.
1923 (scan_prog_file): Loop for members of AIX libraries. Handle
1924 export/import of ctors/dtors.
1925 (aix_std_libs): New variable.
1926 (scan_libraries, XCOFF): Delete.
1928 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
1930 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
1932 1998-02-19 Mike Stump <mrs@wrs.com>
1934 * Makefile.in: Use $tooldir for sys-include to match toplevel
1937 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
1938 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1940 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
1942 * emit-rtl.c (hard-reg-set.h): Include.
1943 (get_lowpart_common): Don't make new REG for hard reg in a
1944 class that cannot change size.
1945 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
1947 * combine.c: Revert previous patch.
1949 1998-02-19 Paul Eggert <eggert@twinsun.com>
1951 * config/sparc/sol2-sld.h: New file.
1952 * configure.in (sparc-*-solaris2*): Use it when using the
1955 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
1957 * loop.c (force_movables): Fix typo.
1959 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1961 * m88k.h: Change file pattern to match reality.
1963 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
1965 * varasm.c (output_constant_pool): Fix dumb thinko in last
1968 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
1969 a function name to a section name.
1971 1998-02-18 Doug Evans <devans@cygnus.com>
1973 * tree.h (merge_machine_{type,decl}_attributes): Declare.
1974 (split_specs_attrs, strip_attrs): Add prototypes.
1975 * tree.c (merge_machine_{type,decl}_attributes): New functions.
1976 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
1977 Update olddecl's attributes too.
1978 * c-common.c (strip_attrs): New function.
1979 * c-typeck.c (common_type): Call merge_machine_type_attributes.
1980 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
1981 (make_decl_rtl): Likewise.
1983 1998-02-18 Jim Wilson <wilson@cygnus.com>
1985 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
1987 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
1989 Remove this change until we can fix it correctly.
1990 * collect2.c: Bracket declaration of 'exportf' and
1991 'full_real_ld_suffix'.
1993 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1995 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
1997 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1999 * c-common.c (c_expand_start_cond, c_expand_end_cond,
2000 c_expand_start_else): Don't warn about non-ambiguous else even if
2003 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
2005 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
2006 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
2009 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
2011 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
2012 simplifying a subreg of a hard reg.
2013 (expand_compound_operation): Likewise.
2014 (force_to_mode): Likewise.
2016 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
2019 (lshift_double): Add parentheses around + or - inside shift.
2020 (rshift_double): Likewise.
2021 (size_int_wide): Explicitly set type of `bit_p' to `int'.
2023 * Makefile.in (fold-const.o): Depend on system.h.
2025 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
2028 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
2029 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
2030 (sched_note_set): Remove unused parameter `b', all callers changed.
2031 (schedule_block): Likewise for `rgn'.
2032 (split_hard_reg_notes): Likewise for `orig_insn'.
2033 (check_live): Likewise for `trg'.
2034 (update_live): Likewise.
2035 (check_live_1): Explcitly declare variable `i' as int.
2036 (update_live_1): Likewise.
2037 (insn_issue_delay): Remove unused variable `link'.
2038 (sched_analyze_2): Add default case in enumeration switch.
2039 (schedule_insns): Remove unused variable `i'.
2041 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
2043 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
2045 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
2046 a dangling else clause.
2048 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
2050 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
2051 pointer for the stack pointer in MIPS16 and 64BIT.
2053 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2055 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
2056 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2058 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
2059 (expand_start_case): Adjust to this change.
2060 (check_seenlabel): New function.
2061 (pushcase, pushcase_range, expand_endcase): Use it.
2063 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2065 * i386.md (adddi3): Add =!r,0,0,X alternative.
2067 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
2069 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
2070 * x-aix31 (INSTALL): Delete.
2072 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
2074 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
2075 tsize changes to something other than zero.
2077 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
2079 * ginclude/va-mips.h: Replace casts of pointers to int with
2080 casts of pointers to __PTRDIFF_TYPE__.
2082 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
2084 * loop.c (strength_reduce, record_biv, record_giv): Use
2085 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
2087 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
2089 * tree.c (first_rtl_op): New fn.
2090 (unsave_expr_now): Use it.
2091 * print-tree.c (print_node): Likewise.
2092 * tree.c (has_cleanups): New fn.
2093 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
2094 conservative about pushing the cleanup point down.
2095 * tree.h: Declare them.
2097 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
2099 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
2100 (flag_schedule_reverse_after_reload): Likewise.
2101 (f_options): Remove reverse scheduling support.
2102 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
2103 (flag_schedule_reverse_after_reload): Likewise.
2104 * haifa-sched.c (rank_for_schedule): Remove support for reverse
2107 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * gcc.c: Get system includes, prototypes and macros via "system.h"
2110 instead of doing it manually. Change all calls of the ctype
2111 macros to custom versions defined in "system.h".
2113 * system.h: Fix return type of bcmp prototype from `void' to `int'.
2114 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
2115 Add a prototype for getenv.
2117 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
2119 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
2121 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
2123 * alias.c: Include <stdlib.h> and <string.h>.
2124 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
2126 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
2128 * version.c: Bump for snapshot.
2130 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
2132 * arm.md (movsfcc): Also validate operands[3] when compiling hard
2134 (movdfcc): Only accept fpu_add_operand for operands[3].
2136 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
2137 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
2139 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
2141 * varasm.c (output_constant_pool): Bring back 'done' label inside
2142 an appropriate #ifdef.
2144 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
2146 (bitmap_copy, bitmap_operation): Likewise.
2147 * combine.c (combinable_i3pat): Similarly for 'src'.
2148 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
2149 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
2150 * regclass.c (copy_cost): Similarly for 'secondary_class'.
2151 * reload.c (make_memloc): Simliarly for 'i'.
2152 (find_reloads_address_1): Similarly for 'link'.
2153 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
2154 (emit_reload_insns): Similarly for 'second_reloadreg'.
2155 * unroll.c (iteration_info): Similarly for 'v'.
2157 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
2158 * calls.c (expand_call): Similarly for 'i'.
2159 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
2160 * fold-const.c (strip_compund_expr): Similarly for 'type'.
2161 * function.c (fixup_var_refs_1): Similarly for 'width'.
2162 (fixup_memory_subreg): Similarly for 'saved'.
2163 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
2164 (setjmp_protect): Similarly for 'sub'.
2165 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
2166 * loop.c (record_giv): Similarly for 'p'.
2167 (combine_givs): Similarly for 'temp_iv'.
2168 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
2169 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
2170 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
2171 * unroll.c (unroll_loop): Similarly for 'copy'.
2172 (iteration_info): Similarly for 'b'.
2173 * varasm.c (assemble_string): Similarly for 'i'.
2174 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
2176 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
2178 * dwarf2out.c (decl_scope_node): New type.
2179 (decl_scope_table): Change type to use it.
2180 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
2181 (push_decl_scope): Use new type. New locals containing_scope, i.
2182 Add code to handle setting previous field.
2183 (scope_die_for): Change type of local i to int. Add code to use
2185 (dwarf2out_init): Use new type.
2187 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
2189 * except.c (emit_throw): Lose throw_used.
2191 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2193 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
2195 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
2197 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
2199 * genextract.c (main): Fix typo.
2201 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
2203 * c-lang.c (finish_file): Bracket declaration of static_ctors,
2206 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
2207 'old_stack_arg_under_construction'
2208 (emit_library_call): Bracket declaration of 'upper_bound',
2209 'lower_bound', 'i', 'reg_parm_stack_space'
2210 (emit_library_call_value): Likewise.
2213 * collect2.c: include <unistd.h> when appropriate.
2214 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
2216 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
2218 * explow.c (plus_constant_for_output_wide): Remove unused variable
2220 (memory_address): Remove unused variable 'orig_x'.
2222 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
2223 (write_const_num_delay_slots): Remove unused variable 'i'.
2225 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
2226 (gen_insn): Remove unused variable 'obstack_ptr'.
2228 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
2230 (__bb_exit_trace_func): Remove unused variable 'e'.
2232 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
2234 (expand_unop): Remove unused variable 'funexp'.
2235 (expand_complex_abs): Remove unused variable 'funexp'.
2236 (init_optabs): Bracket declaration of 'j'.
2237 (init_complex_libfuncs): Deleted. Dead static function.
2239 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
2241 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
2242 (reg_to_stack): 'initialized', 'before_function_beg'
2243 explictly type as ints instead of defaulting.
2244 (emit_swap_insn): Remove unused variable 'i2'.
2245 (compare_for_stack_reg): Remove unused variable 'src_note'.
2247 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
2249 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
2251 * stmt.c (add_case_node): Add parens for assignment used as truth.
2252 (all_cases_count): Remove unused variable 'count_high'.
2253 (mark_seen_cases): Remove unused variable 'i'.
2254 (check_for_full_enumeration_handling): Remove unused variable 't'.
2255 Bracket declaration of 'all_values', 'l'.
2257 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
2259 * varasm.c (assemble_string): Remove unused variable 'i'.
2260 (immed_double_const): Remove unused variable 'in_current_obstack'.
2261 (immed_real_const_1): Likewise.
2262 (output_constant_pool): Remove unreferenced label 'done'.
2263 (output_constant): Remove unused variable 'x'.
2265 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
2268 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
2271 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2273 * combine.c (can_combine_p): Handle USEs in PARALLELs.
2275 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
2277 * config/linux.h (LIB_SPEC): Add -lc for -shared if
2278 USE_GNULIBC_1 is not defined.
2279 * config/sparc/linux.h; Ditto.
2281 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
2283 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
2284 USE_GNULIBC_1 is not defined.
2286 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2288 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
2291 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2293 * system.h: New file to get common systems includes and various
2294 definitions and declarations based on autoconf macros.
2296 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
2298 * cccp.c (new_include_prefix): Correctly handle -I./.
2300 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
2302 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
2304 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
2306 * expr.c (expand_assignment): Correct typo exposed by -Wall.
2307 offset should have been a truth value, not an assignment.
2309 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
2311 * cse.c (delete_dead_from_cse): If a libcall produces a constant
2312 result and that result can be substituted into SET_SRC of the
2313 insn with the REG_RETVAL note, then perform the substitution
2314 and delete the libcall.
2316 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
2318 * mips.md (trucndihi2,truncdiqi2): Change these to support
2321 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
2323 * mips/mips.c (movdi_operand): Direct referances to symbols
2324 that arn't mips16 consts in mips16 mode arn't valid operands.
2326 * mips/mips.c (mips_move_2words): Add gprel handling.
2328 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
2330 * mips.md (extendsidi2): Allow extension to/from a non-mips16
2333 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
2335 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
2338 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * Makefile.in (WARN_CFLAGS): New variable.
2341 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
2343 1998-02-11 Mark Mitchell <mmitchell@usa.net>
2345 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
2346 falling through default case in switch.
2347 (i386_aligned_p): Likewise.
2349 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
2351 * mips/mips.h (mips_abi_string): Correct typo in comment.
2353 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
2355 * mips/mips.md (movdi): These PLUS's need to be Pmode.
2357 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2359 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
2360 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
2361 indirectly via expr.h.
2363 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
2365 * stor-layout.c (layout_type): Do upper - lower in the native type,
2366 so as to properly handle negative indices.
2368 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
2370 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
2371 (expand_eh_region_start_tree): Remove unused variable 'note'.
2372 (exception_optimize): Remove unused variable 'regions'.
2373 (expand_builtin_eh_stub): Remove unused variable 'temp'.
2374 (copy_eh_entry): Deleted. Dead function.
2376 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
2377 'last' with same #if HAVE_load_multiple as use of it.
2378 (move_block_from_reg): Likewise.
2379 (emit_move_insn_1): Remove unused variable 'insns'.
2380 (store_constructor): Bracket declaration of startb, endb with
2381 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
2382 'target', and 'xtarget'.
2383 (expand_builtin_setjmp): Remove unused variables 'op0',
2384 'next_arg_reg', 'old_inhibit_defer_pop'.
2385 (expand_builtin): Remove unused variable 'offset'.
2386 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
2387 (emit_queue): Add parens for assignment used as conditional.
2388 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
2390 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
2392 * i386.c: Added include for recog.h.
2393 (override_options): Removed unused variable p. Initialized regno to
2395 (order_regs_for_local_alloc): Initialized regno to avoid warning.
2396 (legitimize_address): Likewise for 'other'.
2397 (i386_aligned_reg_p): Added default case with abort ().
2398 (print_operand): Likewise.
2399 (reg_mentioned_in_mem): Likewise.
2400 (ix86_expand_binary_operator): Removed unused variables i & insn.
2401 (ix86_expand_unary_operator): Removed unused variable insn.
2402 (output_fp_cc0_set): Removed unused variable unordered_label.
2404 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
2406 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
2407 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
2408 and format string match.
2410 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
2412 * flow.c (life_analysis): Do not conside the stack pointer live at
2413 the end of a function if the fucntio ncalls alloca.
2414 (mark_used_regs): Similarly.
2416 1998-02-10 John F Carr <jfc@mit.edu>
2418 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
2419 1, fzero on alternative 8.
2421 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2423 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
2425 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2427 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
2428 SUBREGs of CONST_INTs.
2430 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
2432 * mips.c (print_operand, function_prologue): Make printf format
2433 match argument type.
2435 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2437 * alpha.c (alpha_return_addr): Remove unused variable `first'.
2438 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
2439 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
2441 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2443 * loop.c (strength_reduce): When placing increment for auto-inc
2444 case, do comparison in loop order.
2446 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
2448 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
2449 not a HOST_WIDE_INT.
2451 * calls.c (expand_call): Change test of expand_inline_function
2452 return value to stop compiler warning.
2454 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
2456 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
2457 Jeff Law (law@cygnus.com)
2459 * regmove.c: Fix various minor formatting problems.
2460 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
2461 is true. Make end of basic block tests consistent through regmove.c.
2462 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
2463 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
2465 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2467 * gansidecl.h: Check for a conflicting macro definition before
2468 attempting to prototype bcopy, bcmp or bzero.
2470 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
2472 * expr.c (clear_pending_stack_adjust): Handle case where a function
2473 calls alloca, but the user has specified -fomit-fframe-pointer.
2475 * function.c (assign_parms): Fix typo in last change.
2477 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
2479 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
2481 (free_path_suffix): Remove unreferenced static function.
2482 (process_command): Remove unused variable temp.
2483 (default_arg): Remove unused variable i.
2484 (do_spec_1): Add parens for assignment used as truth value.
2486 (validate_all_switches): Likewise.
2487 (main): Remove unused variables i, first_time>
2489 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
2491 * calls.c (expand_call): Remove unused variables funtree,
2492 n_regs, and tmpmode.
2494 * dbxout.c, except.c: Include <string.h>/<strings.h>.
2496 * explow.c: (plus_constant_for_output_wide) Removed unused
2497 variable all_constant.
2499 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
2500 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
2501 genrecog.c, global.c, integrate.c , stupid.c : Include
2504 * genextract.c: (walk_rtx) Remove unused variable link.
2506 * genrecog.c: (concat) Remove unreferenced static function.
2508 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
2510 * stmt.c: Include <stdlib.h>.
2511 (expand_asm_operands): Remove unused variable val1.
2512 (expand_return): Remove unused variable block.
2513 (pushcase): Remove unused variables l and n.
2514 (pushcaserange): Likewise.
2516 * unroll.c (unroll_loop): Remove unused variable temp.
2518 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
2520 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
2522 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
2525 functions for whether they support the %p format specifier.
2526 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
2527 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
2528 * configure, config.in: Rebuild.
2530 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
2532 * function.c (assign_parms): New variable named_arg, with value
2533 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
2535 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
2537 * mips/t-r3900: New - same as t-ecoff but eliminate
2538 multilibs: mips1 and mips3.
2539 * configure.in (tx39*): Use new mips/t-r3900.
2540 * configure: Rebuild.
2541 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
2543 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
2545 * dwarf2out.c: Add old_args_size.
2546 (dwarf2out_args_size): Use it.
2547 (dwarf2out_begin_prologue): Initialize it.
2548 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
2549 pushed args until we see a call.
2550 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
2551 before outputting them.
2553 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
2555 * cplus-dem.c (demangle_template_template_parm): New function.
2556 (demangle_template): Handle template template parameters.
2558 1998-02-02 Mark Mitchell <mmitchell@usa.net>
2560 * calls.c (expand_call): Don't confuse member functions named
2561 realloc, setjmp, and so forth with the standard library
2562 functions of the same names.
2564 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
2566 * stmt.c (expand_asm_operands): Correctly identify asm statements
2569 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
2571 * c-common.c (decl_attributes): Flag unrecognized attribute
2572 functions as warnings instead of as errors.
2574 1998-02-05 Marc Lehmann <pcg@goof.com>
2576 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
2577 when -Os is specified.
2578 * toplev.c (main): Don't disable flag_inline_functions anymore when
2581 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2583 * regmove.c: Update.
2584 * flags.h (flag_regmove): Declare.
2585 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
2586 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
2587 Moved into regmove; changed caller.
2588 * toplev.c (rest_of_compilation): Call regmove_optimize also for
2589 expensive_optimizations.
2591 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
2593 * version.c: Bump for snapshot.
2595 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2596 Undo this change (the problem was actually in reload):
2597 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2599 * sh.md (movqi_i+1): New peephole.
2601 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
2603 * jump.c (jump_optimize): Lose calls to modified_in_p they are
2604 not needed anymore due to changes elsewhere in jump.c.
2606 * jump.c (jump_optimize): Fix first arg to modified_in_p in
2609 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
2611 * expr.c (expand_builtin_setjmp): Accept two new arguments for
2612 the labels to branch to on first and subsequent executions. Don't
2613 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
2614 and provide it with the jmp_buf. Use only one of
2615 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
2616 and provide the former with the target label.
2617 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
2618 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
2619 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
2620 insn to replace all of the normal nonlocal_goto code. Don't play
2621 with __dummy. Correct arguments to nonlocal_goto.
2622 * expr.h (expand_builtin_setjmp): Update prototype.
2623 * except.c (start_dynamic_handler): When using builtin_setjmp,
2624 generate more accurate flow information.
2626 * alpha.md (nonlocal_goto_receiver_osf): Delete.
2627 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
2628 (builtin_longjmp, builtin_setjmp_receiver): New.
2629 * sparc.md (update_return): Disambiguate unspec number.
2630 (nonlocal_goto): Rearrange arguments to match caller in except.c.
2631 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
2633 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
2634 (builtin_setjmp_setup*, builtin_longjmp): New.
2636 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
2638 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
2640 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
2642 * vmsconfig.com: Remove bytecode references.
2644 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2646 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
2647 -fno-sjlj-exceptions works for a target that defines
2648 DWARF2_UNWIND_INFO as zero.
2650 * regmove.c (fixup_match_1): Undo last change which removed some
2651 "useless" code, and add a comment explaining this.
2653 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
2655 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
2658 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
2660 * makefile.vms: Remove bytecode references.
2661 Create genrtl files.
2663 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
2665 * jump.c (jump_optimize): Allow conditional loading of floating point
2666 constants and constants from memory. Reinstalled modified_in_p tests.
2668 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2670 * loop.c (get_condition): Handle sign-extended constants.
2672 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
2674 * expr.c (emit_push_insn): Add code to use movstrti if present.
2676 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
2677 and movstrqi as in emit_block_move ().
2679 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
2681 * config/m68k/x-next: Remove /NextDeveloper/Headers from
2682 the directories to fixinclude - /usr/include is a link
2683 to it and hence its contents are fixed by default.
2685 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2687 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
2689 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
2691 * cccp.c (main): Predefine __VMS_VER on VMS.
2693 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2695 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
2696 * fold-const.c (size_int): Replace with
2698 (make_bit_field_ref): Use bitsize_int for bit position.
2699 * stor-layout.c (sizetype): Delete.
2700 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
2701 (layout_record, layout_union, layout_type):
2702 Use bitsize_int for bit size.
2703 (set_sizetype): New function.
2704 (make_signed_type, make_unsigned_type): Use it.
2705 * c-decl.c (init_decl_processing): Likewise.
2706 * tree.h (size_int): Don't delcare, #define.
2707 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
2708 (set_sizetype): Declare.
2709 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
2711 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
2712 Convert result to sizetype.
2713 (really_start_incremental_init, push_init_level):
2714 Set type of constructor_bit_index to sbitsizetype.
2715 (push_init_level): Use unsigned arithmetic to determine padding.
2716 (output_init_element): Likewise.
2718 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
2720 * combine.c (simplify_shift_const): Fix typo in last change.
2722 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
2724 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
2725 is (truncate (lshiftrt)).
2727 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
2729 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
2730 Make sure result winds up in TGT.
2731 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
2732 src to be other than DImode.
2733 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
2734 (alpha_expand_unaligned_store_words): Likewise.
2735 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
2736 that source and destination are separately optimized for alignment.
2737 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
2739 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
2741 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
2742 with handling of -32768.
2744 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2746 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
2747 shell variable argument instead of only hard coded functions.
2748 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
2750 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
2751 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
2752 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
2753 declarations for bcopy, bcmp and bzero.
2755 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
2757 * gansidecl.h: If we have bcopy but don't declare it, then do so.
2758 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
2759 bzero, index and rindex if they aren't already present.
2761 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
2763 * toplev.c (close_dump_file): Wrap function prototype for
2764 argument "func" in PROTO.
2765 (dump_rtl): Likewise.
2767 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
2769 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
2771 (output_function_epilogue): Omit epilogue if nothing drops through.
2772 (output_move_double): Supress int ldd usage on ultrasparc and v9.
2773 (registers_ok_for_ldd_peep): Likewise.
2774 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
2775 (ultrasparc_adjust_cost): New function.
2776 (sparc_issue_rate): New function.
2777 * sparc.h (MASK_VIS, TARGET_VIS): New
2778 (MASK_V8PLUS, TARGET_V8PLUS): New.
2779 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
2780 (TARGET_SWITCHES): Add vis and v8plus.
2781 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
2782 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
2783 (RTX_COSTS): Use TARGET_HARD_MUL
2784 (ADJUST_COST): Call ultrasparc_adjust_cost.
2786 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
2787 of load & fp appropritely.
2788 (supersparc function units): Adjust for Haifa.
2789 (ultrasparc function units): Likewise.
2790 (get_pc_via_rdpc): All v9, not just arch64.
2791 (movdi_v8plus, movdi_v8plus+1): New.
2792 (adddi3_sp32+1): New.
2793 (subdi3_sp32+1): New.
2794 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
2795 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
2796 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
2797 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
2798 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
2799 (ldd peepholes): Suppress for v9.
2800 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
2801 (return_subsi): Revmove.
2803 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
2805 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
2806 save/restore MEM rtl.
2808 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
2810 * configure.in: Check for declaration of abort.
2811 * acconfig.h: Corresponding changes.
2812 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
2815 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
2817 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
2820 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
2822 * version.c: Bump for snapshot.
2824 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
2826 * configure.in: Check for atoq and atoll.
2827 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
2828 proper routine for converting ascii into long long values.
2830 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
2832 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
2834 * vmsconfig.com: Remove bytecode references.
2836 * alpha/vms.h (PREFIX): Define.
2838 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2840 * am-alpha.h: Don't include alloca for OPEN_VMS.
2842 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
2844 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
2845 (GCC_INCLUDE_DIR): Define
2847 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
2848 * makefile.vms: New file.
2850 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
2852 * alpha.c (output_prolog): Output '.name' directive
2853 for minimal traceback information.
2855 * alpha.c (output_prolog): Don't prepend entry point symbols
2856 with '$' on OPEN_VMS.
2858 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
2859 Jeffrey A Law (law@cygnus.com)
2861 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
2864 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
2866 * genemit.c (gen_exp): Likewise.
2867 * genpeep.c (match_rtx): Likewise.
2868 * genrecog.c (write_tree_1): Likewise.
2870 * c-lex.c (yyprint): Use proper format string based upon
2871 disposition of HOST_BITS_PER_WIDE_INT.
2872 (yylex): Put casts in right place for args to build_int_2.
2874 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
2876 * combine.c: Fix typos in Jan27 changes.
2878 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
2880 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
2881 (LINK_SPEC): Likewise.
2882 (STARTFILE_SPEC): Likewise.
2884 1998-01-28 Mike Stump <mrs@wrs.com>
2886 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
2888 * genattrtab.c (reload_completed): Define.
2890 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
2893 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2895 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2896 SUBREG_REG if the word count is unchanged, also in the input reload
2897 case. Disable non-applicable sanity checks.
2899 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
2901 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2903 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
2905 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
2907 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
2909 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
2910 is a TREE_VEC before trying to use it for baseclasses.
2911 (Chill uses the same field for a different purpose.)
2913 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
2915 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
2917 * config.sub: More accurate determination of HP processor types.
2919 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2921 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
2922 prototype for `handle_sysv_pragma', and make it static. Add
2923 parentheses around assignment used as truth value.
2925 * combine.c (combine_instructions): Protect variable `prev' with
2927 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
2928 (extract_left_shift): Add parentheses around operand of &.
2929 (merge_outer_ops): Avoid an empty body in an else-statement.
2930 (gen_rtx_combine): Remove unused variable `i'.
2932 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
2933 function monstartup `void'. Likewise for internal_mcount. Add
2934 `static void' prototype for moncontrol. Reconcile sprintf format
2937 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
2938 Make return type of function_arg_slotno explicitly `int'.
2939 (reg_unused_after): Add parentheses around assignment used as
2941 (save_regs): Add explicit braces to avoid ambiguous `else'.
2942 (function_arg_slotno): Add parentheses around && within ||.
2943 (function_arg_pass_by_reference): Likewise.
2944 (sparc_flat_output_function_prologue): Reconcile fprintf format
2947 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2948 assignment used as truth value.
2950 * cplus-dem.c: Include <stdlib.h>.
2951 (demangle_signature): Avoid an empty body in an else-statement.
2952 (do_type): Remove unused variable `lvl'.
2954 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
2955 Include <string.h>/<strings.h>.
2956 (cpp_lex): Remove unused variable `namelen'.
2957 (cpp_lex): Explicitly declare `num_chars' as an int.
2959 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
2960 <unistd.h> instead. Explicitly declare is_system_include
2962 (make_assertion): Remove unused variable `kt'.
2963 (cpp_expand_to_buffer): Hide variable `obuf'.
2964 (output_line_command): Remove unused variables, `line_end',
2965 `line_cmd_buf' and `len'.
2966 (macarg): Remove unused variable `arg_start'.
2967 (special_symbol): Remove unused variable `i'. Add parentheses
2968 around assignment used as truth value.
2969 (do_include): Remove unused variables `pcfname' and `retried',
2970 hide `pcf' and `pcfbuflimit'.
2971 (do_line): Remove unused variable `i'.
2972 (finclude): Hide variable `missing_newline'.
2973 (cpp_handle_options): Remove unused variable `j'.
2974 (read_token_list): Remove unused variable `eofp'.
2975 (cpp_error_with_line): Remove unused variable `i'.
2976 (cpp_warning_with_line): Likewise.
2977 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
2978 (cpp_error_from_errno): Remove unused variable `i'.
2980 * cse.c (invalidate): Add parentheses around assignment used as
2982 (find_best_addr): Move declaration of variable `our_cost' inside
2983 the conditional macro where its used.
2984 (fold_rtx): Avoid an empty body in an if-statement.
2985 (cse_insn): Wrap variables `this_insn_cc0_mode' and
2986 `this_insn_cc0' in macro HAVE_cc0.
2988 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
2989 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
2990 (output_uleb128): Likewise.
2991 (output_sleb128): Likewise.
2992 (output_cfi): Likewise.
2993 (output_call_frame_info): Remove unused variables `j', `fde_size'
2995 (comp_unit_has_inlines): Hide declaration as per rest of file.
2996 (size_of_line_prolog): Correct typo in prototype.
2997 (add_arange): Likewise.
2998 (output_aranges): Likewise.
2999 (add_name_and_src_coords_attributes): Likewise.
3000 (gen_array_type_die): Likewise.
3001 (gen_inlined_subroutine_die): Likewise.
3002 (equate_decl_number_to_die): Remove unused variable `i'.
3003 (print_die): Reconcile format vs. args in fprintf's.
3004 (print_dwarf_line_table): Likewise.
3005 (output_die): Likewise.
3006 (output_line_info): Likewise.
3007 (add_subscript_info): Avoid an empty body in an else-statement.
3008 (gen_subprogram_die): Remove unused variable `fp_loc'.
3010 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
3011 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
3012 macro. Protect `src_coords_attribute' prototype with
3013 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
3014 prototype as in the rest of the file. Likewise for
3015 `output_pointer_type_die' and `output_reference_type_die'. Remove
3016 prototype for `type_of_for_scope'.
3017 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
3018 (type_attribute): Add explicit braces to avoid ambiguous `else'.
3020 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
3021 (shorten_branches): Protect declaration of tmp_length with
3022 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
3023 (profile_function): Protect declaration of `sval' and `cxt'
3024 variables with appropriate macros.
3025 (final_scan_insn): Likewise for `note' variable. Add explicit
3026 braces to avoid empty body in an if-statement.
3027 (output_asm_insn): Move variable `i' inside macro conditional
3028 where it is used. Add parentheses around assignment used as truth
3030 (asm_fprintf) Likewise, likewise.
3032 * fix-header.c (main): Remove unused variable `done'. Protect
3033 declaration of `i' with FIXPROTO_IGNORE_LIST.
3035 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
3037 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
3040 * profile.c: Include <string.h>/<strings.h>.
3041 (instrument_arcs): Remove unused variables `note', `inverted',
3042 `zero' and `neg_one'.
3043 (branch_prob): Avoid empty body in an if-statement.
3045 * regclass.c: Include <stdlib.h>.
3046 (reg_alternate_class): Explicitly declare parameter `regno'.
3048 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
3049 parentheses around assignment used as truth value.
3050 (find_matches): Remove unused variables `output_operand' and
3052 (fixup_match_1): Remove statement with no effect: "if (0) ;".
3054 * scan.c (sstring_append): Explicitly declare `count' as int.
3055 (scan_string): Explicitly declare parameter `init' as int.
3057 * sched.c: Include <stdlib.h>.
3058 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
3059 (rank_for_schedule): Add parentheses around assignment used as
3061 (schedule_block): Likewise.
3062 (regno_use_in): Likewise.
3063 (schedule_insns): Remove unused variable `i'.
3065 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
3066 (v_message_with_decl): Remove unused variable `n'.
3067 (botch): Explicitly declare parameter `s' as char *.
3068 (main): Add parentheses around assignment used as truth value.
3070 * tree.c (make_node): Protect the variable `kind' with the
3071 GATHER_STATISTICS macro.
3072 (real_value_from_int_cst): Move variable `e' inside conditional
3073 macro area where it is used.
3074 (tree_last): Add parentheses around assignment used as truth value.
3075 (build1): Protect the variable `kind' with the GATHER_STATISTICS
3077 (print_obstack_statistics): Reconcile format vs. args in fprintf.
3078 Protect variables `i', `total_nodes', and `total_bytes' with the
3079 GATHER_STATISTICS macro.
3081 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
3083 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
3084 some comments regarding use of dead_or_set_p.
3086 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
3088 * fixincludes: Tweak fix for struct exception in math.h
3090 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
3092 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
3093 Change mode of registers used to add/sub from
3094 hard_frame_pointer_rtx from word_mode to Pmode.
3096 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
3098 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
3099 asm_output_aligned_bss() instead of asm_output_bss().
3101 * toplev.c (rest_of_compilation): Replace references to
3102 stack_reg_dump_file and dbr_sched_dump_file with references to
3105 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
3107 * tlink.c (scan_linker_output): Call fclose() for opened files.
3109 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
3111 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
3112 compiling with -fpic -- we want to be able to override symbols
3114 (alpha_expand_block_move): Fix thinko in last change.
3116 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
3117 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
3118 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
3120 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
3122 * alpha.md (abssf, absdf): Revert last change.
3124 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
3126 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
3127 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
3129 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
3131 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
3132 a CONST_INT into SFmode.
3134 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
3136 * flags.h: New flag (optimize_size).
3137 * toplev.c (main): Parse -Os option and set optimize_space
3139 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
3140 __OPTIMIZE_SIZE__ when compiling with -Os.
3141 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
3142 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
3143 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
3145 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
3147 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
3149 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
3150 stuff only if MCT_TEXT is #define'd.
3152 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
3154 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
3157 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
3159 * toplev.c: Add -dM command line option to dump RTL after the
3160 machine dependent reorganisation pass, if there is one.
3161 Reorganise RTL dump code, so that only one file handle is
3164 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3166 * except.c (check_exception_handler_labels): Disable warning when
3169 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
3171 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
3173 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3175 * c-decl.c (grokdeclarator): Get parameter tags from
3176 last_function_parm_tags.
3177 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
3178 traversing the parameter types.
3179 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
3181 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
3183 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
3185 (get_shift_alg): Fix typo.
3187 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
3189 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
3191 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
3193 * toplev.c (get_run_time): Make sure each case gets its variables.
3195 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
3197 * configure.in (build_xm_file): Add auto-config.h if host=build.
3198 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
3199 (build_xm_file_list): Likewise.
3200 * configure: Rebuild.
3202 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3204 * recog.c (validate_replace_rtx_1): Only perform substitutions
3205 of arguments to commutative and comparison operators once.
3207 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3209 * sparc.c (output_cbranch): Add default case in
3212 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
3213 (emit_delay_sequence): Eliminate unused parameter, all callers
3215 (fill_simple_delay_slots): Likewise.
3216 (fill_slots_from_thread): Likewise.
3217 (fill_eager_delay_slots): Likewise.
3218 (mark_referenced_resources): Add default case in enumeration switch.
3219 (mark_set_resources): Likewise.
3220 (rare_destination): Likewise.
3221 (mostly_true_jump): Likewise.
3222 (find_dead_or_set_registers): Likewise.
3223 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
3224 (update_reg_unused_notes): Remove unused variable `p'.
3225 (mark_target_live_regs): Remove unused variables `next' and
3227 (fill_simple_delay_slots): Remove unused variable `j'.
3228 (fill_slots_from_thread): Add parentheses around assignment used
3230 (dbr_schedule): Likewise.
3232 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
3233 (objc.stage2, objc.stage3, objc.stage4): Likewise.
3235 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
3237 * cse.c (simplify_ternary_operation): Don't try to simplify
3238 IF_THEN_ELSE expressions (created by combine) that don't use
3239 relational operators.
3241 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
3243 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
3246 * crtstuff.c (init_dummy): Keep the epilogue in the init
3247 section for non-ELF systems.
3249 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3251 * sh.md (movqi_i+1): New peephole.
3253 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
3255 * Makefile.in: Remove remaining bytecode stuff.
3256 * emit-rtl.c, expr.c: Likewise.
3258 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
3260 * toplev.c (lang_options): Add unknown-pragma options.
3262 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
3264 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
3265 special (and incomplete) handling for Chill arrays.
3267 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
3269 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
3272 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
3274 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
3276 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
3278 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
3279 .frame directive instead of FRAME_POINTER_REGNUM.
3281 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
3283 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
3284 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
3285 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
3286 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
3287 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
3288 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
3289 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
3290 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
3292 * longlong.h: Replace __mc68332__ with __mcpu32__.
3294 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
3296 * version.c: Bump for snapshot.
3298 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
3300 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
3301 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
3302 * reload1.c (eliminate_regs): Likewise.
3304 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
3306 * regmove.c (find_matches): Initialize matches->earlyclobber too.
3308 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
3310 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
3311 (negsf2, negdf2): Use proper subtract in IEEE mode.
3313 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
3315 * Makefile.in: Remove more bytecode stuff.
3316 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
3317 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
3318 * f/install.texi, objc/Make-lang.in: Likewise.
3320 * Makefile.in: Remove all bytecode support.
3321 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
3322 * emit-rtl.c: Remove all bytecode support.
3323 * expr.c, expr.h function.c, integrate.c: Likewise.
3324 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
3325 * tree.h, varasm.c: Likewise.
3326 * config/m68k/m68k.h: Likewise.
3327 * bi-*, bc-*, bytecode*: Delete bytecode related files.
3328 * modemap.def: Likewise.
3330 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
3332 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
3333 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
3335 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
3337 * i386.md (push): Prohibit symbolic constants if flag_pic.
3338 (movsi+1): Likewise for move to non-register.
3340 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
3342 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
3343 (print_operand): Handle 0xffffffff on 32 bit host.
3345 * configure.in (thread_file): Rename uses before main loop to
3346 target_thread_file. Initialize to empty in main loop. Set thread_file
3347 to target_thread_file after main loop if not set.
3348 * configure: Rebuild.
3350 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
3351 (add_values_to_cover): Revert last change (which had no ChangeLog
3353 (simplify_with_current_value_aux): Handle CONST_INT.
3355 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3357 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
3359 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
3361 * configure.in: Add cpp stringify test.
3362 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
3363 * gengenrtl.c: Use it.
3364 * configure, config.in: Rebuild.
3366 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3368 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
3370 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
3372 * configure.in: Find declaration for sbrk.
3373 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
3374 * config.in, configure: Rebuild.
3375 * mips-tfile.c: Properly protect declaration of sbrk and free.
3376 * toplev.c: Properly protect declaration of sbrk.
3378 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
3380 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
3382 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
3384 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
3386 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
3388 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
3390 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
3392 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
3393 constant offset computations from objects with known alignment in
3394 the presence of STACK_BIAS.
3396 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
3398 (const_hash): Hash val is unsigned long.
3399 (SYMHASH): Likewise.
3401 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
3403 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
3404 char pointer, not HOST_WIDE_INT.
3405 (print_node): Likewise. Also hash is unsigned long not
3408 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
3410 * explow.c (optimize_save_area_alloca): New function for targets
3411 where SETJMP_VIA_SAVE_AREA is true.
3412 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
3413 compute the amount of stack space needed should we find later that
3414 setjmp is never called by this function, stuff rtl for this inside
3415 a REG_NOTE of the final SET of stack_pointer_rtx.
3416 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
3417 current_function_calls_alloca, call optimize_save_area_alloca.
3419 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
3421 * i386.md: Remove redundant integer push patterns.
3422 Don't bother checking for TARGET_PUSH_MEMORY when
3423 pushing constants or registers.
3425 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3426 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
3428 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
3429 (pwait): New function for mingw32.
3431 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
3432 pipe support is broken for now.
3434 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
3436 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
3437 between frame_pointer_rtx, hard_frame_pointer_rtx, and
3438 arg_pointer_rtx is respected in initialization.
3439 (init_emit_once): Use gen_rtx_raw_REG() to create
3440 return_address_pointer_rtx.
3442 * reorg.c: #include "expr.h" for rtx prototypes.
3443 * Makefile.in (reorg.o): Depend on expr.h
3445 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
3447 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
3448 local_prefix to sub-make invocations.
3450 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
3452 * objc-parse.c: Recognize protocol qualifiers in class definitions.
3454 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
3458 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
3459 * configure.in: Check for atol.
3460 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
3462 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
3464 * loop.c (find_and_verify_loops): When attempting to move insns from
3465 inside the loop outside the loop, create a BARRIER if no suitable
3468 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
3469 favor of an equivalent change from gcc-2.8.
3471 * i386/x-sco5 (CC): Remove trailing whitespace.
3473 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3475 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
3476 (accessor_from_format): Likewise.
3477 (xmalloc): New function for use when linking with alloca.o.
3479 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3481 * frame.c (find_fde): Correct FDE's upper bound.
3483 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
3485 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
3487 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
3489 * calls.c (expand_call): Move #ifdef code out of macro argument
3491 (emit_library_call, emit_library_call_value): Likewise.
3493 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
3495 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
3497 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
3499 * version.c: Bump for snapshot.
3501 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
3503 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
3504 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
3505 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
3506 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
3507 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
3508 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
3509 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
3510 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
3511 * unroll.c, varasm.c: Likewise.
3512 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
3514 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
3516 * mips.h: Fix some type-o's from a previous change.
3518 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
3520 * loop.c (check_dbra_loop): Make sure initial value is a
3521 CONST_INT before trying to normalize it.
3523 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
3525 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
3527 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
3529 * cppexp.c: Include gansidecl.h
3531 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
3533 * svr4.h (LINK_SPEC): Never specify -h.
3534 * ptx4.h (LINK_SPEC): Likewise.
3535 * rs6000/sysv4.h (LINK_SPEC): Likewise.
3536 * sparc/sol2.h (LINK_SPEC): Likewise.
3538 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
3540 * c-typeck.c (comptypes): Exit early on NULL input.
3542 * haifa-sched.c (schedule_insns): Correctly remove inter-block
3543 dependencies after reload.
3545 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3547 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
3549 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
3551 * alpha/vms.h (DIR_SEPARATOR): define
3553 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3555 * Makefile.in (stamp-proto): Remove.
3556 (protoize.o, unprotoize.o): Straightforward compile.
3557 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
3559 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3561 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
3562 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
3564 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
3566 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
3567 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
3568 * sparc/netbsd.h, vax/netbsd.h: Likewise.
3570 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
3572 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
3574 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
3576 * configure.in (target_cpu_default, target_cpu_default2): Use double
3577 quotes around them when testing their value.
3578 * configure: Rebuilt.
3580 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
3582 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
3584 (gendef): Call obstack_alloc_rtx.
3586 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
3588 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
3591 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
3593 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
3594 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
3595 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
3597 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
3599 * mips.md (return_internal): Change mode from SImode to VOIDmode.
3601 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
3603 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
3606 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
3608 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
3609 suffix from operand 3.
3611 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3612 Jeffrey A Law (law@cygnus.com)
3614 * regmove.c: New implementation of regmove pass.
3615 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
3616 decls, make them have external linkage. Return a value from
3617 optimize_reg_copy_1.
3618 * reload.h (count_occurrences): Add decl.
3619 * reload1.c (count_occurrences): Delete decl, make it have external
3621 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
3623 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
3625 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
3626 if it is not defined.
3628 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
3630 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
3631 * emit-rtl.c (gen_rtx): Move special code to ...
3632 (gen_rtx_CONST_INT): New function.
3633 (gen_rtx_REG): New function.
3634 (*): Update all calls to gen_rtx.
3635 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
3636 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
3637 (GEN_INT): Call gen_rtx_CONST_INT.
3638 * gengenrtl.c: New file.
3640 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
3642 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
3643 (base_alias_check): If no base found for address call canon_rtx and
3646 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
3648 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
3649 arguments for mips16.
3650 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
3651 Don't lose if tsize is zero after handling large stack for mips16.
3652 * mips.md (return): For trivial return, return address is in $31.
3654 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
3656 * mips/mips16.S: Various changes to make it work with -msingle-float
3659 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
3660 Ian Lance Taylor <ian@cygnus.com>
3661 Jeff Law <law@cygnus.com>
3663 * mips.c, mips.h, mips.md: First cut at merging in mips16
3664 support. Major modifications throughout all three files.
3666 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
3668 * configure.in: Make gthr-default.h a forwarding header instead of
3671 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3673 * gcov-io.h: Include sys/types.h to ensure we get size_t.
3675 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
3677 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
3678 Jeffrey A Law (law@cygnus.com)
3680 * crtstuff.c (__frame_dummy): New function for irix6.
3681 (__do_global_ctors): Call __frame_dummy for irix6.
3682 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
3684 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
3686 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
3688 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
3690 * c-decl.c (init_decl_processing): Provide proper fallback symbol
3691 for __builtin_memset.
3692 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
3693 not INTEGER_CST. Assert arg 3 is a constant.
3695 * alpha.c (mode_width_operand): Accept 64-bit modes.
3696 (mode_mask_operand): Likewise.
3697 (print_operand): Likewise for 'M' and 'U' codes.
3698 (alpha_expand_unaligned_load): New function.
3699 (alpha_expand_unaligned_store): Likewise.
3700 (alpha_expand_unaligned_load_words): Likewise.
3701 (alpha_expand_unaligned_store_words): Likewise.
3702 (alpha_expand_block_move): Likewise.
3703 (alpha_expand_block_clear): Likewise.
3704 * alpha.h (MOVE_RATIO): New define.
3705 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
3706 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
3708 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
3709 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
3711 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
3713 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
3714 * configure: Update.
3716 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
3718 * emit-rtl.c (operand_subword): Correctly handle extracting a word
3719 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
3721 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
3724 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
3726 * configure.in: Set and subsitute host_exeext. Use it when creating
3727 the assembler and linker symlinks.
3728 * configure: Rebuild.
3729 * Makefile.in (exeext): Set to @host_exeext@.
3730 (build_exeext): New variable, set to @build_exeext@.
3731 (FLAGS_TO_PASS): Pass down build_exeext.
3732 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
3735 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
3737 * mn10200.md (addsi3, subsi3): Fix thinkos.
3739 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
3741 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
3742 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
3743 unix always, since we want to be able to thunk to functions in a
3744 shared library from an application.
3746 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
3748 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
3749 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3751 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
3753 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3754 offset's mode is not ptr_mode, convert it.
3756 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
3758 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
3759 compiling if it was already defined.
3761 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
3763 * flow.c (find_basic_blocks): Don't create a new basic block
3764 for calls in a LIBCALL block.
3766 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
3768 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
3770 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
3772 * cse.c (rtx_cost): Remove conflicting default case.
3774 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
3776 * configure.in: Move default enabling of Haifa out of for loop.
3777 * configure: Rebuild.
3779 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
3781 * version.c: Bump for snapshot.
3783 1997-12-25 Teemu Torma <tot@trema.com>
3785 * Makefile.in (GTHREAD_FLAGS): New var.
3786 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
3787 (distclean): Remove gthr-default.h.
3789 * configure.in: Accept dce as a thread package.
3790 Check for thread.h and pthread.h.
3791 Link gthr-default.h to appropriate thread file and set
3793 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
3794 include multilib definitions from pa/t-dce-thr.
3795 (sparc-*-solaris2*): Enable threads by default, if thread.h or
3796 pthread.h is found, preferring posix threads over solaris ones.
3798 * config/pa/t-dce-thr: New file.
3799 * config/pa/t-pa: Removed multilibs.
3800 * config/sparc/t-sol2: Ditto.
3803 * gthr-single.h: New file.
3804 * gthr-posix.h: New file.
3805 * gthr-solaris.h: New file.
3806 * gthr-dce.h: New file.
3807 * libgcc-thr.h: Removed.
3808 * objc/thr-dce.c: New file copied from thr-decosf1.c.
3810 * frame.c: Include gthr.h instead of libgcc-thr.h.
3811 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
3812 (eh_context_initialize): If __gthread_once fails, use static eh
3814 (eh_context_free): Call __gthread_key_dtor.
3816 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
3818 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
3820 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
3822 * cse.c (max_insn_uid): New variable.
3823 (cse_around_loop): Use max_insn_uid.
3824 (cse_main): Set max_insn_uid.
3826 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
3827 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
3828 -mlong64, and -mgp{32,64} options.
3829 * mips.c (mips_abi): Change type to int.
3830 * mips.h (enum mips_abi_type): Delete.
3831 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
3832 (mips_abi): Change type to int.
3834 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
3836 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
3837 optimization is now always enabled.
3839 * calls.c (expand_call): Recognize C++ operator new as malloc-like
3842 * alias.c (memrefs_conflict_p): Eliminate tests now done by
3844 (*_dependence): Call canon_rtx before base_alias_check.
3845 (init_alias_once): New function to precompute set of registers which
3846 can hold Pmode function arguments.
3848 * rtl.h: Declare init_alias_once.
3850 * toplev.c (compile_file): Call init_alias_once.
3852 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
3854 * tree.c (restore_tree_status): Do not dereference a null pointer.
3856 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
3858 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
3859 RLIMIT_STACK. This maintains consistency with the recent, similar
3860 patch to cccp.c and toplev.c.
3862 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
3864 * genattrtab.c (expand_units): For large nr opclasses, expand
3865 function_units_used with ORX to prevent blowups. Tag with FFS.
3866 (num_unit_opclasses): New variable.
3867 (gen_unit): Update it.
3868 (enum operator): Add ORX_OP.
3869 (operate_exp): Treat ORX as or, except don't expand across an if.
3870 Reuse number rtx's after operating on them.
3871 (check_attr_value): Accept IOR, AND, & FFS.
3872 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
3873 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
3874 (write_expr_attr_cache, write_toplevel_expr): New functions.
3875 (write_attr_get): Handle FFS-tagged expressions.
3876 (make_canonical): Don't expand const attributes.
3877 (convert_const_symbol_ref): Dike out.
3878 (evaluate_eq_attr): Handle SYMBOL_REF.
3879 (main): Don't emit get_attr_foo for const attributes.
3881 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
3882 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
3883 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
3884 * alpha.md: Redo all of the scheduling, adding EV6 support, and
3885 combining function units where possible.
3886 (attr "type"): Split loads, stores, cmov into int/fp. Combine
3887 multiplies and divides. Add EV6 sqrt, ftoi, itof.
3888 (attr "opsize"): New attribute.
3889 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
3890 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
3891 to control register allocation.
3892 (movsi2-1, movdi2-1): Likewise.
3894 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
3896 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
3897 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
3898 Move OSF/1 specific defines out.
3899 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
3900 Move Linux specific defines out.
3901 (LINK_SPEC): Genericize.
3902 (ASM_FILE_START): Emit .arch if using more than the base insn set.
3903 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
3904 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
3905 (HANDLE_SYSV_PRAGMA): Define.
3906 * alpha/osf.h: New file.
3907 * alpha/linux.h: Split. Retain file-format independant defines.
3908 Import Linux bits from elf.h.
3909 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
3910 (FUNCTION_PROFILER): _mcount takes its address in $28.
3911 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
3912 * alpha/linux-ecoff.h: New file.
3913 * alpha/linux-elf.h: New file.
3914 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
3915 * alpha/win-nt.h (TARGET_DEFAULT): Define.
3916 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
3917 Add new headers as appropriate.
3919 * configure.in (alpha*): Enable Haifa by default.
3920 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
3921 * configure: Rebuild.
3923 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
3925 * Makefile.in (clean): Remove the stages with their objects here ...
3926 (distclean): ... instead of here.
3928 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * cse.c (rtx_cost): Add default case in enumeration switch.
3931 * fix-header.c (recognized_macro): Likewise.
3932 (recognized_extern): Likewise.
3933 (write_rbrac): Likewise.
3934 * objc/objc-act.c (encode_aggregate): Likewise.
3935 (gen_declarator): Likewise.
3936 (gen_declspecs): Likewise.
3938 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
3940 * haifa-sched.c (create_reg_dead_note): Detect and handle another
3941 case where we kill more regs after sched than were killed before
3943 * sched.c (create_reg_dead_note): Similarly.
3945 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
3947 * c-pragma.c: Include flags.h.
3949 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
3951 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
3952 about system headers.
3953 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
3954 and also to resolve symbols in prefix.c.
3956 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
3957 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
3958 when the definitions in auto-config.h is not visible.
3959 (HAVE_BZERO): Likewise.
3960 (HAVE_BCMP): Likewise.
3961 (HAVE_RINDEX): Likewise.
3962 (HAVE_INDEX): Likewise.
3964 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
3966 * pa.c (emit_move_sequence): Handle a function label source
3969 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
3971 * c-pragma.c (handle_pragma_token): Generate warning messages
3972 about unknown pragmas if warn_unknown_pragmas is set.
3974 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
3975 line option to set variable: warn_unknown_pragmas.
3977 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
3979 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
3981 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
3983 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
3985 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
3986 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
3987 generate more fine grained floating point emulation libraries.
3988 * config/fp-bit.c: Add protecting #ifdef to all functions so
3989 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
3990 then compile all suitable functions.
3991 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
3992 underscores to avoid namespace pollution.
3993 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
3995 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3999 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 Jeff Law <law@cygnus.com>
4002 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
4004 * c-decl.c (finish_decl): Use parentheses around && within ||.
4005 * rtl.c: Include stdlib.h.
4006 (read_skip_spaces): Add parentheses around assignments used as
4008 (read_rtx): Initialize list_rtx.
4009 * cppexp.c (parse_number): Use || when operands are truth values.
4010 * alias.c (find_base_value): Add default case.
4011 (memrefs_conflict): Likewise.
4012 * combine.c (sets_function_arg_p): Likewise.
4013 * genemit.c (gen_exp): Likewise.
4014 * local-alloc.c (contains_replace_regs): Likewise.
4015 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
4016 * fold-const.c (fold_convert): Use "&&" for truth values.
4017 (fold): Add default case.
4018 * sdbout.c (sdbout_field_types): Fix typo in declaration.
4019 (sdbout_one_type): Add default case.
4020 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
4021 (some_operand): Add default case.
4022 (input_operand): Likewise.
4023 (signed_comparison_operator): Likewise.
4024 (divmod_operator): Likewise.
4025 (alpha_set_memflags_1): Likewise.
4026 * reload1.c (reload_cse_simplify_operands): Ensure function
4027 always returns a value.
4028 * scan-decls.c (scan_decls): Likewise.
4029 * c-lex.c (skip_white_space): Fix typo in declaraion.
4030 * c-typeck.c (comp_target_types): Add parentheses around assignment
4031 used as truth value.
4032 (print_spelling): Likewise.
4033 (constructor_implicit, constructor_result): Remove unused variables.
4034 * collect2.c (scan_library): Protect prototype with
4035 #ifdef SCAN_LIBRARIES.
4036 * emit-rtl.c (find_line_note): Fix typo in declaration.
4037 * final.c (asm_insn_count): Protect prototype with
4038 #ifdef HAVE_ATTR_length.
4039 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
4040 (try_pre_increment_1, try_pre_increment): Likewise.
4041 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
4042 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
4043 * gcov-io.h (__store_long, __write_long, __read_long): Fix
4044 unsigned/signed comparisons.
4045 * gcov.c (read_files): Remove unused "first_type" variable.
4046 (scan _for_source_files): Initialize s_ptr.
4047 (function_summary): Eliminate "%lf" formatting, use %ld for
4049 (output_data): Initialize branch_probs and last_line_num.
4050 Eliminate "%lf" formatting, use "%ld" for longs.
4052 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
4054 * mips16.S: New file.
4056 * libgcc2.c (varargs): Handle mips16.
4058 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
4060 * stmt.c (expand_end_case): Likewise.
4061 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
4062 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
4063 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
4065 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4067 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
4068 the build directory.
4069 (libobjc.a): Update dependency list.
4070 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
4072 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
4073 (objc.mostlyclean): Remove runtime-info.h.
4075 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
4077 * tree.c (build_range_type): Allow creation of ranges with no maximum.
4078 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
4079 * dwarf2out.c (add_subscript_info): Likewise.
4080 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
4081 * sdbout.c (plain_type_1): Likewise.
4082 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
4084 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
4087 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4089 * mips.c (fatal): Remove declaration.
4091 1997-12-18 Mark Mitchell <mmitchell@usa.net>
4093 * integrate.c (get_label_from_map): New function.
4094 (expand_inline_function): Use it. Initialize the label_map to
4095 NULL_RTX instead of gen_label_rtx.
4096 (copy_rtx_and_substitute): Use get_label_from_map.
4097 * integrate.h (get_label_from_map): New function.
4098 (set_label_from_map): New macro.
4099 * unroll.c (unroll_loop): Use them.
4100 (copy_loop_body): Ditto.
4102 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
4104 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
4105 (INIT_TARGET_OPTABS): Define.
4106 * mips/ecoff.h: Include gofast.h before mips.h.
4107 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
4108 * mips/elf64.h: Likewise.
4109 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
4111 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
4113 * except.c: Remove register_exception_table{,_p}.
4115 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
4117 * unroll.c (calculate_giv_inc): Handle constant increment found in
4118 a MEM with an appropriate REG_EQUAL note.
4120 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
4122 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
4123 frame pointer in the prologue.
4125 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
4127 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
4128 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
4130 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
4132 * config/m68k/m68k.c (output_function_prologue): Typecast
4133 dwarf2out_cfi_label to (char *).
4134 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
4136 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
4138 * sparc.md (jump): Don't use the annul bit around an empty loop.
4139 Patch from Kevin.Kelly@East.Sun.COM.
4141 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
4143 * jump.c: (jump_optimize): Don't use the return register as a
4144 source1 of a conditional move.
4146 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
4148 * sparc.c (DF_MODES): Or the mask not the bit number.
4149 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
4151 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4153 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
4155 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
4157 * fixincludes (size_t): Add support for Motorola's stdlib.h
4158 which fails to provide a definition for size_t.
4159 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
4160 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
4161 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
4163 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
4164 prevent unresolved externals in libio.
4165 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
4167 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
4169 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
4170 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
4171 (LIB_SPEC): Updated for glibc 2.
4173 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
4175 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
4176 * ginclude/varargs.h: Likewise.
4178 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
4180 * version.c: Bump for snapshot.
4182 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
4184 * frame.h (__register_frame, __register_frame_table,
4185 __deregister_frame): New.
4186 * frame.c (__register_frame, __register_frame_table,
4187 __deregister_frame): New.
4188 * frame.c (__deregister_frame_info): Return void *.
4189 * frame.h (__deregister_frame_info): Ditto.
4190 * collect2.c (__deregister_frame_info): Ditto.
4192 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
4194 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
4196 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
4198 * alpha.c (alpha_cpu_name): New variable.
4199 (alpha_mlat_string): Likewise.
4200 (alpha_memory_latency): Likewise.
4201 (override_options): Handle -mmemory-latency.
4202 (alpha_adjust_cost): Adjust load cost for latency.
4203 * alpha.h (TARGET_OPTIONS): Add meory-latency.
4204 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
4205 TARGET_CIX into account.
4206 (MEMORY_MOVE_COST): Define in terms of memory_latency.
4207 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
4209 * alpha.h (ASM_COMMENT_START): New macro.
4211 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
4213 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
4214 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
4216 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
4217 SUBREG_REG if the word count is unchanged.
4218 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
4219 subregs of identical word size for push_reload.
4221 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
4223 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
4224 if all we're doing is dealing with -Wreturn-type.
4226 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
4228 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
4229 Use and 255 instead of zapnot 1, since it schedules better.
4231 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
4233 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
4236 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
4238 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
4239 dependency we delete. Properly update prev for multiple consecutive
4241 (priority): Skip deleted dependence.
4243 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
4245 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
4247 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4249 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
4250 determining when a new basic block starts.
4252 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
4254 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
4255 * pa.md (iorsi3): Add missing args to *_operand calls.
4257 * except.c (call_get_eh_context): Don't mess with sequences.
4258 (emit_eh_context): Include the call in the sequence here.
4260 1997-12-11 Paul Eggert <eggert@twinsun.com>
4262 * collect2.c (write_c_file_glob): Allocate initial frame object
4263 in static storage and pass its address.
4265 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4267 * except.c (call_get_eh_context): Don't take a parm.
4268 Put the call at the top of the function.
4269 (emit_eh_context): Adjust.
4270 (get_eh_context): Replace with former use_eh_context.
4271 (get_eh_context_once, get_saved_pc_ref): Remove.
4272 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
4274 * integrate.c (expand_inline_function): Adjust.
4275 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
4277 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
4279 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
4280 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
4282 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
4284 * fixincludes (strlen,strspn,strcspn return value): Handle different
4286 (hypot): Provide a fake for hypot which is broken on
4287 m88k-motorola-sysv3.
4289 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
4291 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
4292 tree_code_name from pointers to arrays.
4293 * tree.c: Remove standard_tree_code_* variables, no longer used.
4294 * print-tree.c: Remove declaration of tree_code_name.
4296 * cp/lex.c (init_lex): Update for tree_code_* changes.
4297 * objc/objc-act.c (init_objc): Likewise.
4299 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
4302 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
4304 * config.sub: Add support for BeOS target.
4305 * configure.in: Likewise.
4306 * ginclude/stdarg.h: Likewise.
4307 * ginclude/stddef.h: Likewise.
4308 * ginclude/varargs.h: Likewise.
4309 * rs6000/beos.h: New file for BeOS.
4310 * rs6000/t-beos: Likewise.
4311 * rs6000/x-beos: Likewise.
4312 * rs6000/xm-beos.h: Likewise.
4313 * toplev.c (get_run_time): Just return 0 on BeOS.
4315 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
4316 Toon Moene (toon@moene.indiv.nluug.nl)
4318 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
4319 old and broken Sun3 assemblers. Newer versions handle large
4320 offsets correctly as does the GNU assembler.
4322 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4324 * objc/objc-act.c (lang_report_error_function): Disable.
4325 * objc/objc-parse.y: Include "output.h".
4326 (yyerror): Remove redundant decl.
4327 (yyprint): Fix prototype.
4328 (apply_args_register_offset): Remove redundant decl.
4329 (get_file_function_name): Likewise.
4331 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
4333 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
4335 (find_basic_blocks_1): Likewise.
4337 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4339 * except.c (use_eh_context): Don't copy_rtx a REG.
4340 (emit_throw): Lose old unwinder support.
4341 (expand_internal_throw): Likewise.
4342 * libgcc2.c (struct eh_context): Likewise.
4343 (new_eh_context): Likewise.
4344 (__get_eh_info): Lose redundant cast.
4345 (__get_dynamic_handler_chain): Likewise.
4346 (__get_saved_pc): Lose.
4347 Lose all old unwinder support code.
4349 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
4351 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
4353 * integrate.c (expand_inline_function): If the inline fn uses eh
4354 context, make sure that the current fn has one.
4355 * toplev.c (rest_of_compilation): Call emit_eh_context.
4356 * except.c (use_eh_context): New fn.
4357 (get_eh_context_once): New fn.
4358 (call_get_eh_context): New fn.
4359 (emit_eh_context): New fn.
4360 (get_eh_context): Call either get_eh_context_once or
4361 call_get_eh_context, depending on what we have.
4362 (get_dynamic_handler_chain): Call get_eh_context_once.
4363 * except.h: Prototypes for fns above.
4364 * optabs.c (get_eh_context_libfunc): Removed.
4365 (init_optabs): Don't initialize it.
4366 * expr.h (get_eh_context_libfunc): Removed.
4367 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
4368 * config/pa/pa.h (CPP_SPEC): Support for -threads.
4369 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
4370 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
4371 New multilib for -threads.
4372 * config/sparc/t-sol2: Added multilibs for -threads and
4373 made -pthreads alias to it.
4374 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
4375 Added -threads and -pthreads options.
4376 * libgcc-thr.h: New file.
4377 * libgcc2.c: (__get_cpp_eh_context): Removed.
4378 (struct cpp_eh_context): Removed.
4379 (struct eh_context): Replaced cpp_eh_context with generic language
4381 (__get_eh_info): New function.
4382 (__throw): Check eh_context::info.
4384 * libgcc2.c: Include libgcc-thr.h.
4385 (new_eh_context, __get_eh_context,
4386 eh_pthread_initialize, eh_context_initialize, eh_context_static,
4387 eh_context_specific, eh_context_free): New functions.
4388 (get_eh_context, eh_context_key): New variables.
4389 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
4390 get_eh_context to get the context.
4391 (longjmp): Move the declaration inside
4392 #ifdef DONT_USE_BUILTIN_SETJMP.
4393 * frame.c: Include libgcc-thr.h.
4394 (object_mutex): Mutex to protect the object list.
4395 (find_fde, __register_frame, __register_frame_table,
4396 __deregister_frame): Hold the lock while accessing objects.
4397 * except.h (get_eh_context): Declare.
4398 * except.c (current_function_ehc): Define.
4399 (current_function_dhc, current_function_dcc): Removed.
4400 (get_eh_context): New function.
4401 (get_dynamic_handler_chain): Use get_eh_context.
4402 (get_saved_pc_ref): Ditto.
4403 (get_dynamic_cleanup_chain): Removed references to
4404 current_function_dcc.
4405 (save_eh_status, restore_eh_status): Save and restore
4406 current_function_ehc instead.
4407 * optabs.c (get_eh_context_libfunc): New variable.
4408 (init_optabs): Initialize it.
4409 * expr.h: Declare get_eh_context_libfunc.
4410 * function.h (struct function): Replaced dhc and dcc with ehc.
4411 * except.c (get_saved_pc_ref): New functions.
4412 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
4413 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
4415 (end_eh_unwinder): Likewise.
4416 (init_eh): Remove initialization of eh_saved_pc.
4417 * optabs.c (get_saved_pc_libfunc): New variable.
4418 (init_optabs): Initialize it.
4419 * expr.h: Declare get_saved_pc_libfunc.
4420 * except.h (eh_saved_pc_rtx): Deleted.
4421 (get_saved_pc_ref): Declared.
4423 From Scott Snyder <snyder@d0sgif.fnal.gov>:
4424 * libgcc2.c (__get_saved_pc): New.
4425 (__eh_type, __eh_pc): Deleted.
4426 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
4427 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
4430 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
4432 * sparc/sol2.h: Use 64 bit multiply and divide functions in
4433 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
4436 * rtl.h (global_rtl): New variable, replacing separate variables for
4438 (const_int_rtx): Now array of rtx_def, not rtx.
4439 * emit-rtl.c: Update for new rtl data structures.
4440 * genattrtab.c: Define global_rtl.
4442 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
4444 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
4447 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
4449 * crtstuff.c (__do_global_ctors): Fix typo.
4451 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
4453 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4454 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4456 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
4458 * rs6000.h (FUNCTION_ARG_PADDING): Define.
4459 * rs6000.c (function_arg_padding): New function.
4461 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
4463 * m68k.c: Include tree.h only once.
4465 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4467 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
4469 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
4471 * Partially cleaned up prototyping code from HJ.
4472 * tree.h: Add many prototypes.
4473 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
4474 All references changed.
4475 * rtl.h: Protect from multiple inclusions. Add many prototypes.
4477 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
4479 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
4480 string functions like strlen.
4482 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
4484 * configure.in: Check for functions getrlimit and setrlimit.
4485 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4486 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4488 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
4490 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
4492 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
4494 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
4497 * alpha.c (override_options): Don't know about scheduling for EV6.
4498 * alpha.md (ev5 function units): Don't overload as ev6.
4500 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
4501 * alpha.md (define_attr type): Add mvi.
4502 (ev5_e0): Define sceduling parameters for it.
4503 (TARGET_MAX insns): Type is mvi not shift.
4505 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
4507 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
4509 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4511 * cstamp-h, auto-config.h: Delete.
4513 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
4515 * version.c: Bump for snapshot.
4517 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
4519 * cccp.c: Fix typo brought over in merge.
4521 * Merge in changes from gcc-2.8.
4523 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
4525 * m68k.c: Include tree.h for dwarf2out_cfi_label.
4527 * gcc.c (process_command): Do not take address of function fatal when
4528 calling lang_specific_driver.
4530 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
4532 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
4533 doesn't work with it yet, so set it to 0.
4534 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
4536 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4538 * cse.c (cse_insn): Check for invalid entries when taking references.
4540 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4542 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
4543 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
4544 * toplev.c (rest_of_compilation): Pass it. Remove code to
4545 save / clear / restore flag_unroll_{,all_}loops.
4547 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4549 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
4551 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
4553 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
4555 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
4557 * except.c (get_dynamic_handler_chain): Only make the call once per
4560 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
4562 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4564 * sh.c (final_prescan_insn): Use local label prefix
4565 when emitting .uses pseudo-ops.
4567 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4569 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
4570 * except.c: Lose outer_context_label_stack.
4571 (expand_eh_region_end): Rethrow from outer_context here.
4572 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
4573 (expand_internal_throw): Take no args.
4574 (expand_internal_throw_indirect): Lose.
4575 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
4576 (expand_start_all_catch): Start a rethrow region.
4577 (expand_end_all_catch): End it.
4578 (expand_rethrow): New fn.
4579 * except.h: Reflect above changes.
4580 * flow.c: Revert change of Nov 27.
4582 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
4584 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
4586 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4588 * except.c (expand_fixup_region_end): New fn.
4589 (expand_fixup_region_start): Likewise.
4590 (expand_eh_region_start_tree): Store cleanup into finalization here.
4591 * stmt.c (expand_cleanups): Use them to protect fixups.
4593 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
4595 * mips/mips.md (muldi3_r4000): Broaden the output template
4596 and attribute assignments to handle three operand dmult;
4597 rename to muldi3_internal2.
4598 (muldi3): Call the new muldi3_internal2 for R4000, and
4599 any GENERATE_MULT3 chip.
4601 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4603 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
4605 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
4607 * unroll.c (find_splittable_givs): Remove last change. Handle givs
4608 with a dest_reg that was created by loop.
4610 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
4612 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
4614 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
4616 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
4618 * configure.in: Fix NCR entries.
4620 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
4622 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
4623 nested exceptions correctly.
4625 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
4626 that was created by loop.
4628 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4630 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
4632 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
4634 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
4636 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
4637 (print_operand): Use SMALL_DATA_REG for the register involved in
4638 small data relocations.
4639 (print_operand_address): Ditto.
4641 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
4642 -dynamic linker is not used.
4644 * rs6000.md (call insns): For local calls, use @local suffix under
4645 System V. Don't use @plt under Solaris.
4647 * rs6000.c (output_function_profiler): Put label address in r0, and
4648 store LR in 4(sp) for System V/eabi.
4650 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
4651 byte boundary, and maintain stack backchain.
4653 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4655 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4656 fix_truncsfdi2): Change *.
4658 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
4660 * toplev.c (main): Complain about -gdwarfn.
4662 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
4664 * dwarfout.c (output_type): If finalizing, write out nested types
4665 of types we've already written.
4667 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
4669 (patches originally from Geoffrey Keating)
4670 * rs6000.c (function_arg): Excess floating point arguments don't
4671 go into GPR registers after exhausting FP registers under the
4673 (function_arg_partial_nregs): Ditto.
4675 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
4678 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
4680 * integrate.c (output_inline_function): Just unset DECL_INLINE.
4682 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
4684 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
4687 * libgcc2.c (__throw): Initialize HANDLER.
4689 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4691 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4692 fix_truncsfdi2): Change *X to ?*X.
4694 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
4696 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
4698 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
4700 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
4702 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
4704 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
4706 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
4708 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
4709 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
4712 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
4714 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
4715 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
4716 gas and not using the new HP assembler.
4718 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
4720 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
4721 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
4723 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
4725 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
4726 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
4729 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4731 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
4733 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4735 * except.h: Add outer_context_label_stack.
4736 * except.c: Likewise.
4737 (expand_start_all_catch): Push the outer_context for the try block
4738 onto outer_context_label_stack.
4739 (expand_end_all_catch): Use it and pop it.
4741 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
4743 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
4745 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
4747 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
4749 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
4751 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
4752 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4754 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
4756 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
4757 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
4758 __builtin_delete, and __builtin_vec_delete.
4760 * except.c (output_exception_table): Don't bother with
4763 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
4765 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
4766 is an in/out operand.
4767 (zero extended variants of stwm/stwm patterns): Similarly.
4769 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
4771 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
4773 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
4775 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
4776 (output_call_frame_info): Emit a \n after using it.
4778 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
4780 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
4782 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
4784 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
4785 (ASM_OUTPUT_DWARF_VALUE4): New macro.
4786 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
4788 (output_call_frame_info): Do not output forward label differences
4789 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
4790 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
4792 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4794 * sh.md (attribute "type"): Add nil.
4795 (movsi_ie): y/y alternative is type nil.
4796 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
4798 (movsf_ie+1): Delete.
4800 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
4802 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
4803 large_int, emit two insns instead of one splitable insn.
4804 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
4805 from cfa_temp_value, use cfa_offset. Add assert checking that
4808 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
4810 * cccp.c (deps_output): Properly quote file names for make.
4812 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
4814 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
4816 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
4818 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
4820 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
4822 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
4824 (cse_end_of_basic_block): Similarly.
4826 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
4828 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4829 (SELECT_RTX_SECTION): Define.
4830 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
4832 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
4834 * Makefile.in (compare, compare-lean): Define $stage for each
4836 (gnucompare, gnucompare-lean): Likewise.
4838 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
4840 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
4842 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
4843 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4845 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
4847 * dwarfout.c (byte_size_attribute): Add local var upper_bound
4848 and add case to handle STRING_TYPE.
4849 * dwarfout.c (output_string_type_die): Fix code to generate
4850 correct string length attribute for fixed length strings.
4851 Still needs support for varying length strings.
4853 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
4855 * toplev.c (get_run_time): Do something sensible for cygwin32.
4857 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
4859 * expr.c (expand_builtin_setjmp): Set
4860 current_function_has_nonlocal_label.
4861 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
4862 call-saved registers across calls.
4864 * alpha.md (exception_receiver): Remove.
4865 (nonlocal_goto_receiver_osf): New
4866 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
4867 (nonlocal_goto_receiver): New, select _osf or _vms.
4869 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
4870 keep them from being propogated to the object file.
4871 (alpha_write_linkage): Likewise.
4872 * alpha.md (call_vms): Likewise.
4873 (call_value_vms): Likewise.
4874 (unnamed osf call insns): Likewise.
4876 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
4877 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4879 * alpha.c (call_operand): Any reg is valid for WinNT.
4880 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
4881 (anon nt calls): Add 'R' alternative.
4882 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
4883 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
4885 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
4887 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
4889 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
4890 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4891 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4893 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
4895 * reload1.c (new_spill_reg): Improve fixed or forbidden register
4896 spill error message.
4898 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4900 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
4901 use varargs.h. Wrap header with <>, not "".
4903 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
4905 * integrate.c (save_for_inline_copying): Add return value from
4908 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
4910 * fixincludes: Be a little more restrictive on what we will
4911 substitute to replace definitions of MAXINT for HPUX.
4913 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
4915 * dbxout.c (dbxout_symbol_location): Don't assume that variables
4916 whose address is the stack or argument pointers are indirect
4919 1997-11-13 Paul Eggert <eggert@twinsun.com>
4921 * cccp.c, cpplib.c (compare_defs):
4922 Don't complain about arg name respellings unless pedantic.
4923 * cpplib.c (compare_defs): Accept pfile as new arg.
4924 All callers changed.
4926 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4928 * fold-const.c (fold_truthop): Fix bug in last change.
4930 1997-11-13 Paul Eggert <eggert@twinsun.com>
4932 Fix some confusion with IEEE minus zero.
4934 * real.h (REAL_VALUES_IDENTICAL): New macro.
4936 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
4937 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
4939 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
4940 same tree structure as 0.0.
4942 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
4943 macro instead of doing it by hand.
4945 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
4947 * v850/lib1funcs.asm: Minor whitespace changes.
4948 * v850.c: Fix minor formatting problems in many places.
4949 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
4951 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
4953 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
4954 xplus1 when xplus0 is not a register.
4956 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
4958 * flow.c (find_basic_blocks): During marking phase, if we encounter
4959 an insn with a REG_LABEL note, make the target block live and
4960 create an edge from the insn to the target block. Do not make
4961 edges from all blocks to the target block.
4963 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
4965 * confiugre.in: Tweak NCR entries.
4966 * configure: Rebuilt.
4968 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
4970 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
4971 pick apart floating point values, instead of using CONST_DOUBLE_LOW
4972 and CONST_DOUBLE_HIGH.
4974 * rs6000.md (define_splits for DF constants): Use the appropriate
4975 REAL_VALUE_* interface to pick apart DF floating point constants in
4976 a machine independent fashion.
4978 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4980 * fold-const.c (fold_truthop): When changing a one-bit comparison
4981 against zero into a comparison against mask, do a proper sign
4984 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
4986 * except.c: Do not include "assert.h".
4987 (save_eh_status): Turn asserts into conditional aborts.
4988 (restore_eh_status, scan_region): Likewise.
4989 * dwarfout.c: Do not include "assert.h".
4990 (bit_offset_attribute): Turn asserts into conditional aborts.
4991 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
4992 (output_inlined_structure_type_die): Likewise.
4993 (output_inlined_union_type_die): Likewise
4994 (output_tagged_type_instantiation): Likewise.
4995 (dwarfout_file_scope_decl): Likewise.
4996 * dwarf2out.c: Do not include "assert.h"
4997 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
4998 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
4999 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
5000 (add_bit_size_attribute, scope_die_for): Likewise.
5001 (output_pending_types_for_scope): Likewise.
5002 (get_inlined_enumeration_type_die): Likewise.
5003 (get_inlined_structure_type_die): Likewise.
5004 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
5005 (gen_tagged_type_instantiation_die): Likewise.
5007 * flow.c (find_basic_blocks): Refine further to get a more correct
5008 cfg, especially in the presense of exception handling, computed
5009 gotos, and other non-trivial cases. Call abort if an inaccuracy
5010 is detected in the cfg.
5012 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5014 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
5016 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
5017 (skip_white_space): Use whitespace_cr.
5018 (check_newline): Handle whitespace more consistently.
5020 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
5022 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
5023 * i386/xm-cygwin32.h (POSIX): Define.
5025 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
5027 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
5028 is available elsewhere.
5030 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
5032 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
5033 what the instruction can handle.
5035 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
5037 * stmt.c (expand_decl_cleanup_no_eh): New fn.
5039 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
5041 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
5043 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
5044 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
5046 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
5048 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
5049 swap instruction order.
5051 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
5053 * fixinc.svr4 (__STDC__): Add another case.
5055 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5057 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
5058 addresses in the epilogue delay slot.
5060 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
5062 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
5063 in generated `specs' file.
5065 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
5067 * flags.h (flag_rerun_loop_opt): Declare.
5068 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
5069 * toplev.c (flag_rerum_loop_opt): Delete static.
5071 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5073 Bring over from FSF:
5075 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5077 * va-sh.h (__va_arg_sh1): Define.
5079 SH3E doesn't use any integer registers for subsequent arguments
5080 once a non-float value was passed in the stack.
5081 * sh.c (machine_dependent_reorg): If optimizing, put explicit
5082 alignment in front label for ADDR_DIFF_VEC.
5083 * sh.h (PASS_IN_REG_P): Fix SH3E case.
5084 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
5086 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5088 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
5091 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5093 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
5094 put an use_sfunc_addr before each sfunc.
5095 * sh.md (use_sfunc_addr, dummy_jump): New insns.
5096 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
5098 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5100 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
5102 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
5104 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
5107 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
5109 * alias.c (find_base_value): Only return the known base value for
5112 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
5114 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
5115 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
5117 (prologue_get_pc_and_set_got): New pattern.
5119 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
5121 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
5122 for SUBREG, just fall through.
5124 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
5126 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
5128 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
5130 * fixincludes: Fix "hypot" prototype in NeXT math.h.
5132 * Makefile.in (USE_ALLOCA): Always include alloca.o.
5133 (USE_HOST_ALLOCA): Likewise.
5135 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
5136 and LABEL_REFS fields.
5137 * rtl.h (LABEL_REFS): Update.
5139 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
5141 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
5142 sets i2dest. When calling distribute_notes for i3dest_killed, pass
5143 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
5146 * mips.md (insv, extzv, extv): Add change_address call.
5147 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
5149 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
5151 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
5153 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
5154 save_restore_insns if no FP and GP will be restored.
5156 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
5157 Convert CCmode to word_mode before calling GET_MODE_SIZE.
5159 * acconfig.h (HAVE_INTTYPES_H): Undef.
5160 * configure.in (inttypes.h): Check for conflicts between sys/types.h
5161 and inttypes.h, and verify that intmax_t is defined.
5162 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
5163 * config/mips/x-iris3: Likewise.
5165 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
5167 * alias.c (find_base_value): When copying arguments, return the
5168 tenative value for a hard register.
5170 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
5172 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
5173 (yylex): Record wide strings using target endianness, not host.
5175 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
5177 * mn10200.h (ASM_OUTPUT_BSS): Delete.
5178 (ASM_OUTPUT_ALIGNED_BSS): New macro
5179 * mn10300.h (ASM_OUTPUT_BSS): Delete.
5180 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5181 * v850.h (ASM_OUTPUT_BSS): Delete.
5182 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5184 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5186 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
5188 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
5190 * configure.in (sco5): Use cpio to install header files.
5192 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
5194 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
5196 * configure: Rebuild.
5198 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
5200 * i386/sco5.h: enable -gstabs once again.
5202 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
5204 * arm.c (output_move_double): Allocate 3 entries in otherops array.
5206 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
5208 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
5209 notes for sjlj exceptions too.
5210 (expand_eh_region_end): Similarly for EH_REGION_END notes.
5211 (exception_optimize): Optimize EH regions for sjlj exceptions too.
5212 * final.c (final_scan_insn): Don't output labels for EH REGION
5213 notes if doing sjlj exceptions.
5215 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
5217 * alias.c (init_alias_analysis): Handle -fno-alias-check when
5218 optimizing correctly.
5220 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
5221 or set current_function_calls_setjmp anymore.
5223 * flow.c (find_basic_blocks): If we delete the label for an
5224 exception handler, remove it from the EH label list and remove
5225 the EH_BEGIN/EH_END notes for that EH region.
5227 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
5229 * flow.c (find_basic_blocks): Generate correct flow control
5230 information when exception handling notes are present.
5232 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
5234 * dwarf2out.c (output_call_frame_info): Fix length argument
5235 to ASM_OUTPUT_ASCII.
5236 (output_die, output_pubnames, output_line_info): Likewise.
5238 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
5240 * version.c: Bump for snapshot.
5242 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
5243 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
5244 flag_debug_asm is on.
5245 (output_die, output_pubnames, output_line_info): Likewise.
5247 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
5248 and static_chain_rtx into the potential base values array if
5251 * alias.c (new_reg_base_value): New array of potential base values.
5252 (unique_id): Now file scoped static.
5253 (find_base_value, case REG): Return the value in reg_base_value
5254 array for the REG if it exists. Else, return the value from
5255 new_reg_base_value if copying args and REG is a hard register.
5256 (find_base_value, case PLUS): If either operand of the PLUS is
5257 a REG, try to get its base value. Handle base + index and
5259 (record_set): Use new_reg_base_value instead of reg_base_value.
5260 (init_alias_analysis): Allocate space for new_reg_base_value too.
5261 Rework code to iterate over the insns propagating base value
5262 information until nothing changes.
5264 * global.c (global_alloc): Free the conflict matrix after
5265 reload has finished.
5267 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
5269 * libgcc2.c (L_eh): Define __eh_pc.
5270 Replace __eh_type with generic pointer __eh_info.
5272 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
5274 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
5275 use copy_to_reg if address is not a general_operand.
5277 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5279 * profile.c (output_func_start_profiler): Clear flag_inline_functions
5280 for the duration of the call to rest_of_compilation.
5282 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
5284 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
5286 (sparc*-*-*): Recognize --with-cpu=v9.
5287 * sparc/elf.h: New file.
5288 * sparc/t-elf: New file.
5290 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
5292 * mn10300.c (const_8bit_operand): New function.
5293 (mask_ok_for_mem_btst): New funtion.
5294 * mn10300.md (btst patterns with mem operands): Use new functions
5295 to avoid creating btst instructions with invalid operands.
5297 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
5299 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
5300 are running on PowerPC Linux.
5302 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
5304 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
5305 if not previously defined.
5307 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
5309 * function.c (assign_parms): Correct mode of stack_parm if
5310 entry_parm underwent a mode conversion.
5312 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
5314 * global.c (global_alloc): Use xmalloc instead of alloca for
5315 CONFLICTS, since max_allocno * allocno_row_words alone can be more
5316 than 2.5Mb sometimes.
5318 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
5320 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
5321 DEST for the spill, adjust mode of SRC to compensate.
5323 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
5325 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
5326 since any_memory_operand() allows pseudos during reload.
5327 (reload_inhi, reload_outqi, reload_outhi): Likewise.
5329 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
5331 * m68k.md (btst patterns): Add 5200 support.
5333 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5335 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
5336 optimizations, look inside dividend to determine if the expression
5337 can be simplified by using EXACT_DIV_EXPR.
5339 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
5342 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
5344 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
5346 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
5348 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
5350 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
5353 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
5355 * alpha.md (movqi, movhi): Make sure new insns created during reload
5356 won't need reloading themselves.
5357 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
5359 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
5361 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
5363 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
5365 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
5366 Patch from Klaus Kaempf <kkaempf@progis.de>.
5368 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
5370 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
5371 to an element in a constant string.
5373 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
5375 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
5376 bit PC-relative offset. The exception range table pointer is now in
5378 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
5379 (count_fdes, add_fdes, get_cie): Adjust.
5380 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
5383 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
5385 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
5387 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
5388 like stack_pointer_rtx.
5390 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
5392 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
5393 targets using "$@" to provide support for similar but not identical
5394 targets without having to duplicate code.
5395 (bootstrap4): New goal.
5397 * Makefile.in (compare, compare-lean, compare3): Combined to one
5398 ruleset determining actions to be performed via $@.
5399 (compare4, compare4-lean): New targets.
5400 (gnucompare, gnucompare3): Combined to one ruleset determining
5401 actions to be performed via $@. Also, note which files failed
5402 the comparison test in .bad_compare.
5403 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
5405 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5407 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
5408 if the dividend is a multiple of the divisor.
5410 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
5412 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
5414 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
5417 * alias.c (true_dependence): Fix typo.
5419 * toplev.c (flag_rerun_loop_opt): New variable.
5420 (f_options): Handle -frerun-loop-opt.
5421 (rest_of_compilation): If -frerun-loop-opt, then run the loop
5423 (main): Enable -frerun-loop-opt by default for -O2 or greater.
5425 * loop.c (simplify_giv_expr): Adding two invariants results
5428 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
5430 * expr.c (get_inner_reference): Remove the array bias after
5431 converting the index to Pmode.
5433 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
5435 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
5436 (TARGET_MULT_BUG): Define.
5437 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
5438 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
5440 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
5442 * mn10200.c (indirect_memory_operand): Delete unused function.
5443 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
5444 * mn10200.md (bset, bclr insns): Handle output in a reg too.
5446 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
5448 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
5449 the callee's ldgp, we must do it ourselves, and we use the jsr tag
5450 for more than scheduling.
5452 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
5454 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
5456 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
5458 * mn10300.c (symbolic_operand, legitimize_address): New functions.
5459 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
5460 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
5462 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
5464 * version.c: Bump for snapshot.
5466 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5468 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
5471 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
5473 * toplev.c (flag_exceptions): Default value is 2.
5474 (compile_file): If flag_exceptions still has the value 2, then
5477 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
5478 (rs6000_save_machine_status): Save pic_offset_table_rtx.
5479 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
5481 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
5484 * rs6000.md (*movsi_got_internal_mem): New pattern.
5485 (*movsi_got_internal_mem splitter): New define_split.
5487 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
5489 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
5491 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5493 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
5494 only need to save LR.
5496 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
5498 * mn10300.md (movqi, movhi): Avoid using address registers as
5499 destinations unless absolutely necessary.
5501 * mn10200.c (expand_prologue): Fix typo.
5503 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
5505 * mn10200.md (neghi2): Provide an alternative which works if
5506 the input and output register are the same.
5508 * mn10300.c (print_operand): Handle 'S'.
5509 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
5510 shift amount in last alternative
5512 * mn10300.c (expand_epilogue): Rework to handle register restores
5513 in "ret" and "retf" instructions correctly.
5515 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
5517 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
5518 extzv for memory operands.
5520 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
5521 redundant conditional moves to single operand.
5523 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
5525 * v850.h: Move define of __v850__ from CPP_PREDEFINES
5528 * xm-v850.h: Use __v850 rather than __v850__ to
5531 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
5533 * mips/mips.c (compute_frame_size): Not a leaf function if
5536 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5538 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
5540 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
5542 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
5543 (DEFAULT_ARCH32_P): New macro.
5544 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
5545 (enum cmodel): Declare.
5546 (sparc_cmodel_string,sparc_cmodel): Declare.
5547 (SPARC_DEFAULT_CMODEL): Provide default.
5548 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
5549 (TARGET_FULLANY): Deleted.
5550 (TARGET_CM_MEDMID): New macro.
5551 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
5552 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5553 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
5554 (CPP_SPEC): Rewrite.
5555 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5556 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
5557 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5558 (ASM_SPEC): Add %(asm_arch).
5559 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
5560 Rename asm_default to asm_cpu_default.
5561 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
5562 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
5563 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
5564 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
5565 (MASK_INT64,MASK_LONG64): Delete.
5566 (MASK_ARCH64): Renamed to MASK_64BIT.
5567 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
5568 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
5569 (TARGET_SWITCHES): Always provide 64 bit options.
5570 (ARCH64_SWITCHES): Delete.
5571 (TARGET_OPTIONS): New option -mcmodel=.
5572 (INT_TYPE_SIZE): Always 32.
5573 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
5574 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
5575 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
5576 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
5577 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
5579 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5580 * sparc/linux.h: Likewise.
5581 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
5582 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5583 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
5584 (SPARC_DEFAULT_CMODEL): Define.
5585 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5586 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5587 (LONG_DOUBLE_TYPE_SIZE): Define.
5588 (ASM_SPEC): Add %(asm_arch).
5589 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5590 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5591 (TARGET_CPU_DEFAULT): Add ultrasparc case.
5592 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
5593 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
5594 (SPARC_DEFAULT_CMODEL): Define.
5595 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
5596 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
5597 MASK_LONG64, MASK_MEDANY.
5598 (SPARC_DEFAULT_CMODEL): Define.
5599 (CPP_PREDEFINES): Delete.
5600 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5601 (ASM_SPEC): Add %(asm_arch).
5602 (LONG_DOUBLE_TYPE_SIZE): Define.
5603 (DWARF2_DEBUGGING_INFO): Define.
5604 * sparc/splet.h (CPP_SPEC): Delete.
5605 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5606 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
5607 (BLOCK_PROFILER): Likewise.
5608 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
5609 (sparc_override_options): Handle code model selection.
5610 (sparc_init_expanders): Renamed from sparc64_init_expanders.
5611 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
5612 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
5613 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
5614 (sethi_di_fullany): Delete.
5616 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
5617 Jeff Law <law@cygnus.com>
5618 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5620 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
5621 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
5622 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
5623 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
5624 * alpha/alpha.md (arg_home): Likewise.
5626 * alpha/alpha.c (vmskrunch): Delete
5627 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
5628 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
5629 truncate to 64 characters.
5631 * make-l2.com: Support openVMS/Alpha.
5633 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
5635 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5637 * longlong.h (count_leading_zeros): Add missing casts to USItype.
5639 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
5641 * i386/bsd386.h (ASM_COMMENT_START): Define.
5643 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
5645 * tree.c (restore_tree_status): Also free up temporary storage
5646 when we finish a toplevel function.
5647 (dump_tree_statistics): Print stats for backend obstacks.
5649 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
5651 * expr.c (use_group_regs): Don't call use_reg for MEMs.
5653 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
5655 * libgcc2.c (__throw): Don't copy the return address.
5656 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
5658 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
5659 * toplev.c (main): Initialize exceptions_via_longjmp.
5661 * tree.c: Add extra_inline_obstacks.
5662 (save_tree_status): Use it.
5663 (restore_tree_status): If this is a toplevel inline obstack and we
5664 didn't want to save anything on it, recycle it.
5665 (print_inline_obstack_statistics): New fn.
5666 * function.c (pop_function_context_from): Pass context to
5667 restore_tree_status.
5668 * obstack.h (obstack_empty_p): New macro.
5670 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
5672 * i386/freebsd.h (ASM_COMMENT_START): Fix.
5674 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
5676 * v850.c (ep_memory_offset): New function.
5677 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
5679 * v850.h (CONST_OK_FOR_*): Add and correct comments.
5680 (CONSTANT_ADDRESS_P): Add comment.
5681 (EXTRA_CONSTRAINT): Define 'U'.
5682 * v850.md: Add comments on bit field instructions.
5683 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
5684 (lshrsi3): Use N not J constraint.
5686 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
5688 * v850.c (reg_or_0_operand): Call register_operand.
5689 (reg_or_int5_operand): Likewise.
5690 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
5691 (TARGET_SWITCHES): Add "big-switch".
5692 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
5693 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
5694 (CASE_DROPS_THROUGH): Comment out.
5695 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
5696 * v850.md (cmpsi): Delete compare mode.
5697 (casesi): New pattern.
5699 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
5700 * v850.md (ashlsi3): Use SImode not QImode for shift count.
5701 (lshrsi3): Likewise.
5703 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
5704 unreachable switch statement after 'b' support. Remove "b" from
5705 strings for 'b' support.
5706 * v850.md (branch_normal, branch_invert): Change %b to b%b.
5708 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
5710 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
5711 empty line if @inhibit_libc@ is empty.
5713 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
5715 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
5716 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
5717 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5718 (DWARF2_UNWIND_INFO): Let this track object file format.
5719 (EXTRA_SECTIONS): Add in_eh.
5720 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
5721 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5723 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
5725 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
5726 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
5728 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
5729 (output_double_int): Output DI mode values correctly when
5730 HOST_BITS_PER_WIDE_INT is 64.
5731 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
5732 fmovd so it works if a quad float ends up in one of the upper 32
5734 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
5735 necessary for PIC support on sparc64.
5737 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
5739 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
5740 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
5741 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
5742 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
5743 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
5744 (SPARC_FP_ARG_FIRST): New macro.
5745 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
5746 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
5747 (NPARM_REGS): There are 32 fp argument registers now.
5748 (FUNCTION_ARG_REGNO_P): Likewise.
5749 (FIRST_PARM_OFFSET): Update to new v9 abi.
5750 (REG_PARM_STACK_SPACE): Define for arch64.
5751 (enum sparc_arg_class): Delete.
5752 (sparc_arg_count,sparc_n_named_args): Delete.
5753 (struct sparc_args): Redefine and use for arch32 as well as arch64.
5754 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
5755 (FUNCTION_ARG_ADVANCE): Rewrite.
5756 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
5757 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
5758 (FUNCTION_ARG_CALLEE_COPIES): Delete.
5759 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
5760 (STRICT_ARGUMENT_NAMING): Define.
5761 (doublemove_string): Declare.
5762 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
5763 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
5764 (doublemove_string): New function.
5765 (output_move_quad): Clean up some of the arch64 support.
5766 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
5767 Don't add 8 bytes of reserved space if arch64.
5768 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
5769 (init_cumulative_args): New function.
5770 (function_arg_slotno): New static function.
5771 (function_arg,function_arg_partial_nregs): New functions.
5772 (function_arg_{pass_by_reference,advance}): New functions.
5773 (function_arg_padding): New function.
5774 * ginclude/va-sparc.h: Rewrite v9 support.
5776 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
5778 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
5779 for hard regs to determine base and index registers.
5781 * reload.c (debug_reload_to_stream): New function. Specify stream
5782 into which to write debug info.
5783 (debug_reload): Modify to call debug_reload_to_stream with stderr.
5785 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
5787 * combine.c (can_combine_p): Don't combine with an asm whose
5788 output is a hard register.
5790 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
5792 * c-decl.c (start_struct): Ensure that structs with forward
5793 declarations are in fact packed when -fpack-struct is given.
5795 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
5796 we are packing a structure. This allows a structure with only
5797 bytes to be aligned on a byte boundary and have no padding on a
5800 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5802 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
5804 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
5806 * alpha.c (alpha_return_addr_rtx): New variable.
5807 (alpha_save_machine_status): New; save it.
5808 (alpha_restore_machine_status): New; restore it.
5809 (alpha_init_expanders): New; clear it.
5810 (alpha_return_addr): New; set it.
5811 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
5812 is overly conservative, so search the insns explicitly.
5813 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
5814 (alpha_sa_size [VMS && !VMS]): Likewise.
5815 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
5816 (INIT_EXPANDERS): New definition.
5818 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
5819 (output_prolog [!VMS]): Use them.
5821 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
5822 (alpha_does_function_need_gp): ... a new function. Refine the
5823 CALL_INSN test to just TYPE_JSR.
5824 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
5826 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
5828 * version.c: Bump for snapshot.
5830 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5832 * pa.c (move_operand): Respect -mdisable-indexing.
5833 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5835 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
5837 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
5839 (umulsidi3,umulsi3_highpart): Ditto.
5840 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
5842 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
5844 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
5845 (alpha_handle_trap_shadows): ... a new function. Handle the entire
5846 function in one go. Emit RTL for trapb, instead of printf directly.
5847 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
5848 (trap_pending): Kill global variable.
5849 (output_epilog): Don't call final_prescan_insn.
5850 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
5851 * alpha.h (FINAL_PRESCAN_INSN): Remove.
5852 (MACHINE_DEPENENT_REORG): Define.
5853 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
5856 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
5858 Tune Haifa scheduler for Alpha:
5859 * alpha.h (ISSUE_RATE): Define.
5860 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
5861 EV4 adjustments to EV5.
5862 * alpha.md: Remove all scaling from function unit delays. Rework
5863 EV5 function units to match the CPU.
5864 (umuldi3_highpart): EV5 added the IMULH insn class.
5866 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
5868 * pa.c (following_call): Fail if the CALL_INSN is an indirect
5871 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
5873 * cplus-dem.c (demangle_signature): Don't look for return types on
5874 constructors. Handle member template constructors.
5876 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
5878 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
5879 * tree.h: Declare them.
5881 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
5883 * configure.in: Handle --with-newlib.
5884 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
5886 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
5888 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
5890 * config/ptx4.h: Fix typo.
5892 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
5894 * version.c: Bump for snapshot.
5896 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
5898 * aclocal.m4: Substitute INSTALL.
5899 * configure: Re-built.
5901 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
5903 * integrate.c (save_for_inline_copying): Avoid undefined pointer
5905 (expand_inline_function): Likewise.
5907 * dwarf2out.c (output_call_frame_info): Reinstate last change
5908 using flag_debug_asm check instead of flag_verbose_asm.
5910 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
5912 * dwarf2out.c (output_call_frame_info): Remove last change.
5914 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5916 * frame.c (__frame_state_for): Execute the FDE insns until the
5917 current pc value is strictly bigger than the target pc value.
5919 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
5921 * regclass.c (init_reg_modes): If we can't find a mode for the
5922 register, use the previous one.
5924 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
5926 * haifa-sched.c (print_block_visualization): Call fprintf directly,
5927 don't sprintf through an alloca'ed buffer.
5929 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
5931 * reload.c (decompose): Always initialize val.base.
5933 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5935 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
5936 instead of aborting.
5937 * dwarf2out.c (output_call_frame_info): Call app_enable and
5938 app_disable to let GNU as accept the generated comments.
5940 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
5942 * tree.h (get_file_function_name): Add declaration.
5943 * dwarf2out.c (output_call_frame_info): No need to cast
5944 get_file_function_name call anymore.
5945 * profile.c (toplevel): Remove get_file_function_name
5947 * c-lang.c (finish_file): Ditto.
5949 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
5951 * Makefile.in (program_transform_name): Let autoconf substitute
5954 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
5956 * haifa-sched.c (schedule_block): If the first real insn in a
5957 block has any special notes attached to it, remove them.
5959 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
5961 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
5963 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5965 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
5967 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
5969 * Makefile.in (check-g77): New test target.
5970 (CHECK-TARGETS): Add check-g77.
5972 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
5974 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
5976 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
5978 * flow.c (print_rtl_with_bb): Cast alloca return value for
5981 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
5983 * i386.h (RETURN_ADDR_RTX): New definition that works for
5984 __builtin_return_address(0) and -fomit-frame-pointer.
5986 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
5988 Bring over from FSF.
5989 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
5991 * mips.c (function_arg): Handle passing a struct
5992 containing a double in a DFmode register without the PARALLEL.
5994 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
5996 * pexecute.c: Use spawn if __CYGWIN32__.
5998 * pexecute.c: Include "config.h" first, as per autoconf manual
5999 (from Paul Eggert <eggert@twinsun.com>).
6001 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6003 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
6004 optimisation for f/expr.o and f/stb.o.
6006 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
6008 * cse.c (this_insn_cc0_mode): Initialize.
6010 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
6012 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
6014 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
6016 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
6018 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
6019 that pair will dual-issue on the 21164 and plus+beq won't.
6020 (bne): Likewise for cmpeq+beq.
6022 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
6024 * except.c (find_exception_handler_labels): Correct argument to free.
6026 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
6028 * except.c (find_exception_handler_labels): Free LABELS when we're
6031 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
6033 * version.c: Bump for snapshot.
6035 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6037 * flow.c (find_basic_blocks): Mark calls as potentially jumping
6040 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
6042 * configure.in: Substitute for "install" too.
6043 * configure: Rebuilt.
6045 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
6047 * Makefile.in (bootstrap-lean, compare-lean): New targets.
6049 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
6051 * alias.c (base_alias_check): Two symbols can conflict if they
6052 are accessed via AND.
6053 (memrefs_conflict_p): Likewise.
6055 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
6056 after flushing argument registers to the stack.
6058 * Makefile.in (mostlyclean): Remove .regmove files.
6060 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6062 * libgcc2.c (__throw): Fix thinko.
6064 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
6066 * cplus-dem.c (demangle_template): Add new parameter. Handle new
6067 template-function mangling.
6068 (consume_count_with_underscores): New function.
6069 (demangle_signature): Handle new name-mangling scheme.
6071 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6073 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
6076 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
6078 * frame.c: Remove last change.
6079 * dwarf2.h: Remove last change.
6080 * tree.h: Add declarations of DWARF2 unwind info support
6083 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6085 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
6086 * tree.h (built_in_function): Likewise.
6087 * expr.c (expand_builtin): Likewise.
6088 * except.h: Likewise.
6089 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
6090 * libgcc2.c (copy_reg): New fn.
6093 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
6095 * c-typeck.c (build_binary_op): Warn about comparing signed vs
6096 unsigned if -W is specified and -Wno-sign-compare is not.
6097 * c-decl.c (warn_sign_compare): Initialize to -1.
6098 (c_decode_option): -Wall no longer implies -Wsign-compare.
6100 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6102 * frame.c: Include gansidecl.h for PROTO.
6103 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
6104 defined. Don't declare dwarf2out_cfi_label here.
6105 * dwarf2.h: Add declarations of DWARF2 unwind info support
6107 * m68k.c: Include dwarf2.h.
6108 (output_function_prologue): Add dwarf2 support.
6109 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
6110 (INCOMING_FRAME_SP_OFFSET): Likewise.
6112 * integrate.c (expand_inline_function): Make sure there is at
6113 least one insn that can be used as an insertion point.
6115 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6117 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
6119 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
6121 * version.c: Bump for snapshot.
6123 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
6125 Bring over from FSF.
6127 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
6129 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
6130 (get_pc_via_rdpc): Renamed from get_pc_sp64.
6131 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
6133 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
6135 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
6136 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
6138 (sparc_align_{loops,jumps,funcs}_string): Declare.
6139 (sparc_align_{loops,jumps,funcs}): Declare.
6140 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
6141 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
6142 (STACK_BIAS): Define.
6143 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
6145 (SPARC_SETHI_P): New macro.
6146 (CONST_OK_FOR_LETTER_P): Use it.
6147 (ASM_OUTPUT_ALIGN_CODE): Define.
6148 (ASM_OUTPUT_LOOP_ALIGN): Define.
6149 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
6150 (sparc_align_{loops,jumps,funcs}): New globals.
6151 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
6153 (move_operand): Use SPARC_SETHI_P.
6154 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
6156 (arith11_double_operand): Likewise.
6157 (arith10_double_operand): Likewise.
6158 (finalize_pic): Finish sparc64 support.
6159 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
6160 64 bit constants if able.
6161 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
6162 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
6164 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
6165 (get_pc_sp32): Use for sparc64 as well.
6166 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
6167 (sethi_di_sp64_const): Likewise.
6168 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
6169 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
6170 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
6172 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
6174 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
6175 * sparc/linux.h (COMMENT_BEGIN): Likewise.
6176 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
6178 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
6180 Add sparc64 linux support.
6181 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
6182 to xm_file list on 32-bit sparc-linux.
6183 * sparc/xm-sp64.h: New file.
6184 * sparc/linux64.h: New file.
6185 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
6186 Don't include xm-sparc.h.
6187 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
6188 * glimits.h (LONG_MAX): Handle sparc64.
6190 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
6192 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
6193 * sparc.h (ASM_COMMENT_START): Define.
6194 * sparc.c (output_function_prologue): Use it.
6195 (sparc_flat_output_function_{epi,pro}logue): Likewise.
6197 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
6199 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
6200 use sparc.h's copies.
6201 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
6204 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6206 * sparc.c (dwarf2out_cfi_label): Add declaration.
6207 (save_regs, output_function_prologue): Remove cast for it.
6208 (sparc_flat_{save_restore,output_function_prologue): Likewise.
6209 ({save,restore}_regs): No longer inline.
6211 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6213 * fold-const.c (make_range): Correctly handle cases of converting
6214 from unsigned to signed type.
6216 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6218 * fold-const.c (merge_ranges): Make sure that if one range is subset
6219 of another, it will always be the second range. Correct (+,-) case to
6222 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
6224 * final.c (final_end_function): Also do dwarf2 thing if
6225 DWARF2_DEBUGGING_INFO.
6226 (final_start_function): Likewise.
6228 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
6230 * expmed.c (expand_divmod): If compute_mode is not the same as
6231 mode, handle the case where convert_modes() causes op1 to no
6232 longer be a CONST_INT.
6234 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
6235 note holding get_jump_flags() calculation to all JUMP_INSNs.
6236 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
6237 * rtl.c (reg_note_name): Add new note types.
6239 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
6241 * rtlanal.c (computed_jump_p): Fix typo in last change.
6243 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6245 * loop.c (indirect_jump_in_function_p): Return 0
6248 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
6250 * rs6000/xm-rs6000.h: Fix thinko in last change.
6251 * rs6000/xm-sysv4.h: Likewise.
6253 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
6255 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
6257 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
6259 * reg-stack.c (find_blocks): Fix thinko in last change.
6261 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6263 * m68k.c (output_function_prologue): Add dwarf2 support.
6265 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
6266 INCOMING_FRAME_SP_OFFSET): New definitions.
6268 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
6270 * combine.c (try_combine): Use NULL_RTX instead of '0' where
6271 appropriate in calls to gen_rtx().
6272 * cse.c (cse_main): Likewise.
6273 * emit-rtl.c (gen_label_rtx): Likewise.
6274 * expr.c (init_expr_once): Likewise.
6275 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
6276 sched_analyze, init_rgn_data_dependences,
6277 compute_block_backward_dependences): Likewise.
6278 * sched.c (schedule_insns): Likewise.
6279 * varasm.c (immed_double_const): Likewise.
6281 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
6282 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
6284 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
6286 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
6287 (MULTILIB_DEFAULTS): Define.
6288 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
6289 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
6290 (LIBGCC_SPEC): Likewise.
6291 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
6292 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
6293 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
6294 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
6295 (EXTRA_PARTS, TAROUTOPTS): Delete.
6296 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
6297 (MULTILIB_OPTIONS): Define.
6298 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
6299 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
6301 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
6303 * version.c: Bump for snapshot.
6305 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
6307 * loop.c (loop_number): Delete function. Change all references
6308 to use uid_loop_num array.
6309 * loop.h (loop_number): Delete declaration.
6310 * unroll.c (unroll_loop): Change "loop_number" references to
6311 use uid_loop_num instead.
6313 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
6315 (loop_unroll_iter): Remove unused variable and all references.
6316 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
6317 (insert_bct): Fix minor formatting problems.
6318 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
6319 (loop_unroll_iter): Removed unused decl.
6320 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
6321 Always record the unrolling factor.
6323 * cse.c (simplify_relational_operation): Set h0u just like h0s.
6324 Similarly for h1u and h1s.
6326 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
6327 (find_basic_blocks): Use computed_jump_p to determine if a
6328 particular JUMP_INSN is a computed jump.
6329 * reg-stack.c (find_blocks): Use computed_jump_p to determine
6330 if a particular JUMP_INSN is a computed jump.
6331 * rtlanal.c (jmp_uses_reg_or_mem): New function.
6332 (computed_jump_p): Likewise.
6333 * rtl.h (computed_jump_p): Declare.
6334 * genattrtab.c (pc_rtx): Define and initialize.
6335 * loop.c (loop_optimize): Always determine if the current
6336 function has a computed jump.
6337 (indirect_jump_in_function_p): Use computed_jump_p to determine
6338 if a particular JUMP_INSN is a computed jump.
6340 * loop.c (fix_bct_param): Delete unused function.
6341 (check_bct_param): Likewise.
6343 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6345 * frame.c (__deregister_frame): Check properly for initialized object.
6347 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6349 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
6351 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6353 * jump.c (thread_jumps): check can_reverse_comparison_p before
6354 threading a reversed-condition jump.
6356 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
6357 * haifa-sched.c (update_flow_info): Likewise.
6359 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
6361 * Makefile.in (BOOT_CFLAGS): Use -O2.
6363 * configure.in (strtoul, bsearch): Have autoconf check for these
6365 * configure, config.in: Rebuilt.
6367 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
6368 * mips/mips.h (alloca): Likewise.
6369 * rs6000/xm-rs6000.h (alloca): Likewise.
6370 * rs6000/xm-sysv4.h: Likewise.
6372 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
6374 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
6375 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
6376 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
6378 * except.c (end_eh_unwinder): Subtract 1 from return address.
6379 * libgcc2.c (__throw): Likewise.
6380 (find_exception_handler): Don't change PC here. Compare end with >.
6382 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
6384 * v850.c (compute_register_save_size): Correct register
6386 * v850.md (save_interrupt, return_interrupt): Correct
6388 * v850/lib1funcs.asm (save_interrupt): Correct register number.
6389 (return_interrupt): Use stack pointer, not element pointer.
6391 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
6393 * configure.in, configure: Make sure to create the stage* and include
6394 symbolic links in each subdirectory.
6396 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
6398 * pa.md (reload_peepholes): Don't allow addresses with side
6399 effects for the memory operand.
6401 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6403 * libgcc2.c (find_exception_handler): Subtract one from our PC when
6404 looking for a handler, to avoid hitting the beginning of the next
6407 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
6409 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
6411 * mips/abi64.h (LONG_MAX_SPEC): Define.
6412 * mips.h (LONG_MAX_SPEC): Define.
6413 (CPP_SPEC): Include long_max_spec.
6414 (EXTRA_SPECS): Include long_max_spec.
6416 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
6418 * v850.c (construct_save_jarl): Fix thinko in last change.
6420 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
6422 * version.c: Bump for snapshot.
6424 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6426 * libgcc2.c (find_exception_handler): Not found is -1.
6428 * integrate.c (expand_inline_function): Move expand_start_bindings
6429 after expanding the arguments.
6431 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
6433 * expr.c (expand_expr): Remove previous incorrect change.
6434 If target and slot has no DECL_RTL, then call mark_addressable
6435 again for the slot after we give it RTL.
6437 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
6439 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
6440 again for the slot after we give it RTL.
6442 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
6444 * v850.c (register_is_ok_for_epilogue,
6445 pattern_is_ok_for_epilogue, construct_restore_jr,
6446 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
6448 * v850.h (pattern_is_ok_for_prologue,
6449 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
6452 * v850.md: Replace prologue and epilogue patterns with a
6453 match_parallel pattern.
6455 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
6457 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
6458 * configure.in: Use EGCS_PROG_INSTALL.
6460 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
6462 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
6463 extern inline function.
6465 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
6467 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
6468 (concat_loc_descriptor): New function.
6469 (loc_descriptor): Call it.
6470 (add_AT_location_description): Also elide the descriptor if both
6471 halves of a CONCAT are pseudos.
6472 (add_location_or_const_value_attribute): Recognize CONCAT too.
6474 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
6476 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
6478 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
6479 out-or-range reg_offset.
6480 (output_epilog): Likewise.
6482 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
6484 * cse.c (simplify_relational_operation): If MODE specifies a
6485 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
6486 is derived from the sign bit of the low word.
6488 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6490 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
6492 * dwarf2.h: Add DW_CFA_GNU_args_size.
6493 * frame.c (execute_cfa_insn): Likewise.
6494 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
6495 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
6496 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
6497 insn, hand it off to dwarf2out_stack_adjust.
6498 (dwarf2out_begin_prologue): Initialize args_size.
6499 * frame.h (struct frame_state): Add args_size.
6500 * libgcc2.c (__throw): Use args_size.
6501 * final.c (final_scan_insn): If we push args, hand off all insns
6502 to dwarf2out_frame_debug.
6503 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
6505 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
6506 Handle epilogue restore of SP from FP.
6507 * emit-rtl.c (gen_sequence): Still generate a sequence if the
6508 lone insn has RTX_FRAME_RELATED_P set.
6510 * frame.c (extract_cie_info): Handle "e" augmentation.
6511 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
6512 absence of UNALIGNED_*_ASM_OP.
6513 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
6514 (output_call_frame_info): Use "e" instead of "z" for augmentation.
6515 Don't emit augmentation fields length.
6516 (dwarf2out_do_frame): Move outside of #ifdefs.
6517 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
6520 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
6521 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
6522 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
6523 * sparc/sun4gas.h: New file.
6524 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
6526 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
6527 __register_frame_table and __deregister_frame.
6529 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
6531 * except.c (find_exception_handler_labels): Use xmalloc instead of
6532 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
6535 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
6537 * Makefile.in: Various changes to build info files
6538 in the object tree rather than the source tree.
6540 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
6542 * fixinc.math: New file to fix math.h on some systems.
6543 * configure.in (freebsd, netbsd): Use fixinc.math on these
6545 * configure: Rebuilt.
6547 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
6549 * regmove.c (regmove_optimize): If we end up moving the
6550 original insn due to lifetime overlaps, make sure to move
6553 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
6555 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
6557 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
6559 * haifa-sched.c (add_branch_dependences): Make each insn in
6560 a SCHED_GROUP_P block explicitly depend on the previous insn.
6562 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6564 * except.h: Prototype dwarf2 hooks.
6567 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
6569 * configure.in (native_prefix): Delete.
6570 (mips-dec-netbsd): Don't set prefix.
6571 (*linux*): Don't set prefix.
6573 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
6575 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
6576 defined. If not defined, include <sys/varargs.h> if
6577 HAVE_SYS_VARARGS_H is defined.
6578 * configure.in: Test for varargs.h and sys/varargs.h.
6579 * configure: Regenerate with autoconf.
6580 * config.in: Regenerate with autoheader.
6582 * cpplib.c (quote_string): Cast first arg of sprintf call
6583 from "unsigned char *" to "char *".
6584 (output_line_command): Ditto.
6585 (macroexpand): Ditto.
6586 (do_line): Cast atoi arg from "unsigned char *" to "char *".
6588 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
6590 * version.c: Bump for snapshot.
6592 * Makefile.in (compare): Exit with nonzero status if there
6593 are comparison failures. Note which files failed the
6594 comparison test in .bad_compare.
6596 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6598 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
6600 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
6602 * Makefile.in (LN, LN_S): New macros, use where appropriate.
6603 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
6604 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
6605 * configure: Regenerated.
6607 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
6609 * loop.c (strength_reduce): Fix typo.
6611 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
6613 * m88k/m88k.c (struct option): Rename to struct options.
6614 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
6615 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
6616 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
6617 __DOLPHIN__ or sysV88.
6619 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
6621 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
6624 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
6626 * config.sub: Accept 'amigados' for backward compatability.
6628 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6630 * Makefile.in (testsuite/site.exp): New target.
6631 (check-gcc, check-g++): Depend on testsuite/site.exp.
6632 Don't stop for failure.
6634 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
6636 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
6637 if DWARF2_UNWIND_INFO.
6639 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
6641 Add support for exception handling using DWARF 2 frame unwind info.
6642 Currently works on SPARC and MIPS, and almost on x86.
6644 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
6645 next_stack_level, in_reg_window): Helper fns.
6646 (__throw): Implement for DWARF2_UNWIND_INFO.
6648 * expr.c (expand_builtin): Handle builtins used by __throw.
6649 * tree.h (enum built_in_function): Add builtins used by __throw.
6650 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
6651 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
6652 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
6653 (expand_builtin_extract_return_addr): Likewise.
6654 (expand_builtin_frob_return_addr): Likewise.
6655 (expand_builtin_set_return_addr_reg): Likewise.
6656 (expand_builtin_eh_stub): Likewise.
6657 (expand_builtin_set_eh_regs): Likewise.
6658 (eh_regs): Choose two call-clobbered registers for passing back values.
6660 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
6661 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
6662 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
6663 (stmp-multilib): Likewise.
6664 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
6666 * except.c: #include "defaults.h".
6667 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
6668 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
6669 (register_exception_table_p): New fn.
6670 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
6671 (end_eh_unwinder): Likewise.
6673 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
6674 call __register_frame and __deregister_frame as needed.
6675 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
6676 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
6677 EH_FRAME_SECTION_ASM_OP.
6678 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
6679 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
6680 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
6682 * dwarf2out.c (output_call_frame_info): If no support for
6683 EXCEPTION_SECTION, mark the start of the frame info with a
6685 * collect2.c (frame_tables): New list.
6686 (is_ctor_dtor): Recognise frame entries.
6687 (scan_prog_file): Likewise.
6688 (main): Pass -fno-exceptions to sub-compile. Also do collection
6689 if there are any frame entries.
6690 (write_c_file_stat): Call __register_frame_table and
6691 __deregister_frame as needed.
6692 (write_c_file_glob): Likewise.
6694 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
6695 Also require unaligned reloc support.
6696 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6697 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
6698 * sparc/sysv4.h: Not here.
6700 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
6701 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
6702 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
6704 * libgcc2.c (L_eh): Reorganize, moving code shared by different
6705 EH implementations to the top.
6706 (find_exception_handler): Split out. Start from 0. Compare against
6708 (__find_first_exception_table_match): Use it.
6709 * except.c (output_exception_table): Don't do anything if there's
6710 no table. Don't output a first entry of zeroes.
6711 (eh_outer_context): Adjust properly.
6712 (add_eh_table_entry): Use xrealloc.
6713 * toplev.c (compile_file): Just call output_exception_table.
6715 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
6717 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
6719 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
6721 * except.c (eh_outer_context): Do masking using expand_and.
6723 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
6725 Add port done awhile ago for the ARC cpu.
6726 * arc/arc.h: New file.
6727 * arc/arc.c: New file.
6728 * arc/arc.md: New file.
6729 * arc/initfini.c: New file.
6730 * arc/lib1funcs.asm: New file.
6731 * arc/t-arc: New file.
6732 * arc/xm-arc.h: New file.
6733 * ginclude/va-arc.h: New file.
6734 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
6735 * ginclude/varargs.h: Likewise.
6736 * Makefile.in (USER_H): Add va-arc.h.
6737 * configure.in (arc-*-elf*): Recognize.
6738 * longlong.h: Add ARC support.
6740 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
6742 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
6743 when clearing non-BLKmode data.
6745 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
6747 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
6748 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
6750 * xm-m88k.h (USG): Only define if it hasn't already been defined.
6752 * Makefile.in (risky-stage1): Delete gratutious whitespace.
6754 * Makefile.in (clean): Delete libgcc1-test.
6756 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
6758 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
6760 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
6763 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6765 * dwarf2out.c (output_call_frame_info): Call named_section.
6767 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
6769 * haifa-sched.c (print_value): Fix last change.
6771 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
6773 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
6776 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
6778 * mips.c (function_prologue): Set up the CFA when ABI_32.
6780 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
6781 for dwarf2 unwind info.
6782 (output_function_prologue, sparc_flat_output_function_prologue): Same.
6784 * final.c (final_end_function): Check dwarf2out_do_frame instead
6785 of DWARF2_DEBUG for dwarf2 unwind info.
6786 (final_scan_insn): Likewise.
6787 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
6790 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
6793 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
6795 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
6797 * v850.h (ASM_SPEC): Pass on target processor.
6798 (CPP_PREDEFINES): Only define if not already specified.
6799 (TARGET_VERSION): Only define if not already specified.
6800 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
6802 (EXTRA_SWITCHES): Extra entries in the switches array.
6803 (TARGET_DEFAULT): Set default target processor.
6805 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
6807 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
6808 cases, add %# and %/, and add : to make them into extended asms.
6810 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
6812 * alias.c (init_alias_analysis): Clean up incompatible pointer
6813 type warning in bzero.
6814 * regmove.c (regmove_optimize): Ditto.
6815 * haifa-sched.c (find_rgns): Ditto.
6817 * haifa-sched.c (print_value): Clean up ptr->int cast
6820 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
6822 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
6823 * install.texi (Configurations): Ditto.
6824 * config.sub: Ditto.
6826 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
6828 * Makefile.in (sdbout.o): Depend on insn-config.h.
6830 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
6832 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
6833 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
6835 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
6837 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
6838 prologue insn, only the first elt is significant.
6839 (output_call_frame_info): For exception handling, always use 4-byte
6840 fields as specified by the dwarf2 spec.
6841 Don't skip trivial FDEs.
6843 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
6845 * version.c: Bump for snapshot.
6847 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
6849 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
6850 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
6853 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
6855 * final.c (shorten_branches): During first pass, assume worst
6856 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
6858 * Makefile.in (distclean): Remove various things left around
6859 by running the testsuite.
6861 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
6863 * configure.in (out_file): Emit definition to config.status in order
6864 to have a defined value for configure.lang.
6865 * configure: Re-built.
6867 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
6869 * configure.in: Make symlink to as-new rather than as.new. Similarly
6871 * configure: Rebuilt.
6873 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
6875 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
6877 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
6879 * sparc/sparc.md: Add ultrasparc scheduling support.
6880 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
6882 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6884 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
6885 as initial value for real_label_map.
6886 (copy_for_inline): Likewise.
6888 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6890 * sched.c (update_flow_info) When looking if to set found_split_dest
6891 or found_orig_dest, look at all parts of a PARALLEL.
6892 * haifa-sched.c (update_flow_info): Likewise.
6894 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
6896 * v850: New directory for v850 port.
6897 * v850/lib1funcs.asm: New file.
6898 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
6899 * ginclude/va-v850.h: New file.
6900 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
6901 * configure.in (mn10200-*-*): New target.
6902 * configure: Rebuilt.
6903 * config.sub: Handle v850-elf.
6904 * Makefile.in (USER_H): Add va-mn10200.h.
6905 * invoke.texi: Document v850 stuff.
6907 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
6909 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
6910 has integer TYPE_{MAX,MIN}_VALUE before using them.
6912 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
6913 __HPUX_ASM__ versions.
6915 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
6917 * install.sh: Delete duplicate install script.
6919 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
6921 * reg-stack.c (subst_stack_regs): Pop the stack register for a
6922 computed goto which sets the same stack register.
6924 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
6925 destination are both on the regstack.
6926 (subst_stack_regs_pat): Put the destination at the top of the regstack.
6928 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
6930 * mips.md (nonlocal_goto_receiver): Define.
6932 * profile.c (output_arc_profiler): Check next_insert_after for non
6933 NULL before deferencing it.
6935 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
6937 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
6939 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
6941 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
6943 * toplev.c (rest_of_compilation): For passes starting with
6944 flow_analysis, use print_rtl_with_bb instead of print_rtl.
6946 * print-rtl.c (print_rtl_single): Print a single rtl value to a
6949 * flow.c (print_rtl_with_bb): Print which insns start and end
6950 basic blocks. For the start of a basic block, also print the live
6953 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
6955 * toplev.c (main): Change #elif to #else/#ifdef
6957 * tlink.c: Include ctype.h.
6958 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
6960 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
6962 * bitmap.c: Conditionally include stdlib.h.
6963 (free): Provide a declaration if NEED_DECLARATION_FREE.
6965 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
6967 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
6969 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
6971 * profile.c (output_arc_profiler): Verify next_insert_after is an
6972 INSN before and after skipping a stack pop.
6974 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6976 * final.c (shorten_branches): Don't count the lengths of deleted
6979 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
6981 * version.c: Bump for snapshot.
6983 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
6985 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
6986 two bitmaps ANDed together.
6987 (bitmap_print): Declare.
6989 * bitmap.c (function_obstack): Don't declare any more.
6990 (bitmap_obstack): Obstack for allocating links from.
6991 (bitmap_obstack_init): New static to say whether to initialize
6993 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
6994 (bitmap_release_memory): Free all memory allocated from
6997 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
6998 EXECUTE_IF_AND_IN_BITMAP.
7000 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
7002 * alias.c (true_dependence): Address with AND can alias scalars.
7003 (anti_dependence, output_dependence): Likewise.
7005 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
7007 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
7009 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
7010 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
7011 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
7012 definitions. Use -qrtems instead of -mrtems.
7014 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
7016 * xm-sco5.h (sys_siglist): Define.
7017 (SYS_SIGLIST_DECLARED): Likewise.
7019 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
7021 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
7023 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
7025 * except.c (eh_outer_context): Expand masking operation using
7028 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
7030 * alpha.md (floatdisf2-1): New pattern.
7032 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
7034 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
7035 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
7036 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
7037 * gcc.texi: Note that if you define sys_siglist that you should
7038 also define SYS_SIGLIST_DECLARED.
7040 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
7041 are relative to the next instruction, not the current instruction.
7043 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
7045 * local-alloc.c (contains_replace_regs): New function.
7046 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
7047 verify that there is no existing REG_EQUIV note, and add a call to
7048 contains_place_regs.
7050 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7052 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
7053 (STARTFILE_SPEC): Always use crtbegin.o%s
7054 (ENDFILE_SPEC): Always use crtend.o%s.
7056 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
7058 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
7060 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
7061 SFmode for 64 bit hosts.
7063 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
7065 * fixincludes: Permits spaces between # and define. Discard C++
7066 comments in sys/pci.h on HP/UX 10.20.
7068 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
7070 * version.c: Bump for snapshot.
7072 * pa.c (restore_unscaled_index_insn_codes): New function.
7073 (record_unscaled_index_insn_codes): Likewise.
7074 (output_function_prologue): Call restore_unscaled_index_insn_codes.
7075 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
7076 (pa_reorg): Call record_unscaled_index_insn_codes.
7078 * haifa-sched.c (move_insn): Handle notes correctly for insns
7079 with SCHED_GROUP_P set.
7081 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7083 * alpha/xm-linux.h (USE_BFD): Undef before define.
7085 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
7087 * cse.c (cse_insn): Don't record BLKmode values.
7089 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
7091 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
7093 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
7095 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
7096 * collect2.c (sys_errlist): Likewise.
7097 * cpplib.c (sys_errlist): Likewise.
7098 * gcc.c (sys_errlist): Likewise.
7099 * protoize (sys_errlist): Likewise.
7100 * configure.in: Check for strerror.
7101 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
7102 * xm-gnu.h (HAVE_STRERROR): Likewise.
7103 * xm-linux.h (HAVE_STRERROR): Likewise.
7104 * xm-netbsd.h (HAVE_STRERROR): Likewise.
7105 * xm-bsd386.h (HAVE_STRERROR): Likewise.
7106 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
7107 * xm-dos.h (HAVE_STRERROR): Likewise.
7108 * xm-mingw32.h (HAVE_STRERROR): Likewise.
7109 * xm-pa.h (HAVE_STRERROR): Likewise.
7110 * xm-papro.h (HAVE_STRERROR): Likewise.
7111 * xm-sysv4.h (HAVE_STRERROR): Likewise.
7112 * configure, config.in: Rebuilt.
7114 * Makefile.in: Add several missing "else true" clauses.
7116 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
7117 * mips-tfile.c: Likewise.
7118 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
7119 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
7120 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
7121 * configure.in: Check for sys_siglist declaration.
7122 * configure, config.in: Rebuilt.
7124 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
7126 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
7127 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
7128 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
7129 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
7130 * rs6000/sysv4.h (extra_subtarget_switches): Added new
7131 macro EXTRA_SUBTARGET_SWITCHES.
7132 * configure.in (sh*-*-rtems*): New target.
7133 * sh/rtems.h: New file.
7134 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
7135 * configure: Rebuilt.
7137 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
7139 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
7141 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
7143 * rs6000.md: Make DF fused-add operations pay attention to
7146 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
7148 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
7150 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
7152 * pa.md (reload_peepholes): Make sure operand is a REG before
7153 examining REGNO. Allow general registers too.
7155 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
7157 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
7159 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
7161 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
7162 to reallocate abbrev_die_table.
7164 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
7166 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
7168 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7170 * Makefile.in (config.status): Depend on version.c
7172 * expr.h (insn_gen_function): Reenable prototype.
7174 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
7177 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
7179 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
7181 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
7183 * version.c: Bump for latest snapshot.
7185 * bc-optab.c: Conditionally include stdlib.h.
7186 (free): Provide a declaration if NEED_DECLARATION_FREE.
7187 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
7188 * rtl.h (free): Remove declaration.
7189 * tree.h (free): Remvoe declaration.
7191 * configure: Rebuilt.
7193 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
7195 * flags.h (flag_move_all_movables): Declare.
7196 (flag_reduce_all_givs): Likewise.
7197 * loop.c (move_movables): Handle flag_move_all_movables.
7198 (strength_reduce): Handle flag_reduce_all_givs.
7199 * toplev.c (flag_move_all_movables): Define.
7200 (flag_reduce_all_givs): Likewise.
7201 (f_options): Add -fmove-all-movables and -freduce-all-givs.
7202 * invoke.texi: Document new options, including alias stuff that
7203 wasn't included last time.
7205 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
7207 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
7210 * t-vxworks68: Ditto.
7211 * t-vxworks960: Ditto.
7214 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
7216 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
7217 if not already defined, and USE_C_ALLOCA not defined.
7219 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
7221 * config.guess: Replace with script that uses ../config.guess.
7223 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
7224 if USE_GNULIBC_1 is not defined.
7226 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
7228 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
7229 * config.guess: Recognize alpha-linux-gnulibc1.
7230 * configure.in (alpha-*-linux-gnulibc1): New target.
7231 (alpha-*-linux-gnu*): Don't build crtbegin/end.
7233 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
7235 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
7238 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
7240 * loop.c (combine_movables): Earlier insns don't match later ones.
7242 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7244 * config/linux.h (CC1_SPEC): Define it only if not defined.
7246 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
7249 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
7250 USE_GNULIBC_1 is not defined.
7252 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
7254 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
7255 as 1 if USE_GNULIBC_1 is not defined.
7257 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
7259 * reorg.c (dbr_schedule): Allow current_function_return_rtx
7260 to be something other than a REG.
7261 * function.c (expand_function_end): Fix current_function_return_rtx
7264 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
7265 * x-netbsd: Likewise
7266 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
7267 (INSTALL_HEADERS): Delete.
7268 * x-dguxbcs: Likewise.
7269 * x-hp3bsd44: Likewise
7272 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7274 * i386.md (pop): pop increments the stack pointer.
7275 (prologue_set_stack_ptr): New pattern.
7276 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
7279 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
7281 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
7282 address where an offsettable address is required.
7284 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
7286 * loop.c (check_final_value): Don't miss a biv increment in a
7289 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
7291 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
7292 TYPE_DECL_IS_STUB instead of DECL_NAME.
7294 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7296 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
7298 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
7300 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
7302 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
7304 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
7305 (find_post_sched_live): Likewise.
7307 * haifa-sched.c (schedule_block): Remove old code to get arguments
7308 from hard regs into pseudos early.
7310 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
7312 * version.c: Bump for new snapshot.
7314 * local-alloc.c (update_equiv_regs): All the target to reject
7315 promotion of some REG_EQUAL to REG_EQUIV notes.
7316 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
7318 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
7321 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
7322 store of the argument registers.
7324 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
7326 * fold-const.c (multiple_of_p): New function.
7327 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
7329 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
7331 * expr.h (insn_gen_function): Temporarily remove prototype.
7333 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
7335 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
7336 filenames. Use sed to extract base filename for install.
7338 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
7340 * unroll.c (find_splittable_givs): Only share if two givs have the
7341 same add and multiply values.
7343 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
7345 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
7346 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
7348 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
7350 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
7351 around branch tables.
7352 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
7353 and .end_brtab directives if TARGET_GAS.
7355 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
7357 * alias.c (true_dependence): Pass x_addr not x to varies.
7359 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
7360 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
7361 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
7363 * config.in, configure: Regenerate.
7365 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
7367 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
7369 (record_set): Handle LO_SUM like PLUS.
7370 (init_alias_analysis): When following chains of base addresses,
7371 do not stop on reaching a hard register.
7373 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
7375 * version.c: Bump for new snapshot.
7377 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
7379 * alpha.h (ARCH_ASM_FILE_START): Define.
7380 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
7381 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
7383 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
7385 * Makefile.in (install-common): Put gcov comment at start of line.
7387 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
7389 * alias.c (init_alias_analysis): When simplifying the reg_base_value
7390 array, simplify entries for hard registers too.
7392 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
7394 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
7397 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
7399 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
7400 block_stack before dereferencing it.
7402 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
7404 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
7406 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7408 * cplus-dem.c: Add 'extern' to prepends_underscore.
7410 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
7412 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
7413 (get_issue_rate): Delete.
7414 * pa.h (ISSUE_RATE): Define.
7416 * configure.in: Turn on haifa by default for the PA.
7417 * configure: Rebuilt.
7418 * pa.c (override_options): Accept -mschedule=7200 option.
7419 (pa_adjust_cost): No longer need to scale costs for newer
7421 * pa.h (enum processor_type): Add PROCESSOR_7200.
7422 * pa.md: Revamp scheduling parameters to work better with
7423 haifa. Add scheduling parameters for the 7200.
7425 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
7427 (schedule_block): When adjusting basic_block_{head,end}, account
7428 for movement of SCHED_GROUP_P insns too.
7430 * haifa-sched.c (debug_dependencies): Fix thinko.
7432 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
7433 (site.exp, check, check-g++, check-gcc): New targets.
7435 * haifa-sched.c: Make lots of variables static.
7437 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7439 * expr.h, real.h: Finish prototyping.
7441 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
7443 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
7444 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
7445 * reload1.c: Undo bugfix from Aug 11.
7447 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
7449 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
7450 quotes around the name.
7451 * configure: Regenerate.
7453 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
7455 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
7457 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
7459 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
7460 to sub-makes to avoid building more passes than the user might have
7461 requested on the command line.
7463 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
7465 * configure.in: Expurgate `broken_install' (install is
7468 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
7471 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
7473 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
7474 functions and declarations.
7475 (analyze_loop_iterations): Use condjump_p.
7476 (insert_bct): Likewise. Use exact_log2.
7478 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
7480 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
7481 (schedule_region): Likewise.
7482 (schedule_insns): Likewise.
7484 * PROJECTS: Update with Haifa stuff.
7486 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
7488 * version.c: Change the version string to look like:
7489 egcs-2.90.00 970814 (gcc2-970802 experimental).
7491 * loop.c (is_conditional_branch): Make definition match declaration.
7493 * gcc.c: Take out experimental snapshot warning message.
7495 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
7497 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
7498 print out the names of the notes. Print out the name of the insn
7499 that is not a note, and not an {,CALL_,JUMP_}INSN.
7501 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
7503 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
7504 again for the slot after we give it RTL.
7506 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
7508 * configure.in (haifa configury): Fix typo.
7509 * configure: Regenerate.
7511 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
7513 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
7515 * gcc.info*: Rebuilt.
7517 * COPYING.g77, README.g77: New files.
7518 * real.c (ereal_unto_float, ereal_unto_double): New functions.
7519 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
7520 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
7522 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
7524 * Integrate Haifa instruction scheduler.
7525 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
7526 to sched with $(SCHED_CFLAGS.
7527 * configure.in: Handle --enable-haifa.
7528 * configure: Rebuilt.
7529 * flags.h: Add new flags for haifa instruction scheduler.
7530 * genattrtab.c (expand_units): For haifa, don't subtract one
7531 when computing blockage.
7532 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
7533 (flag_schedule_speculative): Ditto.
7534 (flag_schedule_speculative_load): Ditto.
7535 (flag_schedule_speculative_load_dangerous): Ditto.
7536 (flag_schedule_reverse_before_reload): Ditto.
7537 (flag_schedule_reverse_after_reload): Ditto.
7538 (flag_branch_on_count_reg): Ditto.
7539 (f_options): Add Haifa switches.
7540 (main): Turn off some Haifa options if appropriate macro is
7541 defined. Process Haifa switches.
7542 * unroll.c (iteration_info): No longer static, since Haifa
7544 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
7545 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
7546 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
7547 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
7548 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
7549 storage for the Haifa scheduler.
7550 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
7552 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
7553 are defined, call analyze_loop_iterations and insert_bct to use
7555 (record_giv): Refine test for jumps out of loops if HAIFA is
7557 (analyze_loop_iterations): New function to identify if we can use
7559 (insert_bct): Insert countdown loop.
7560 (instrument_loop_bct): Low level code to insert countdown loop.
7561 (loop_number): Calculate UID of loop.
7562 (indirect_jump_in_function_p): Return true if an indirect jump is
7564 (is_power_of_2): Return true if value is a power of 2.
7565 (is_conditional_branch): Return true if insn is a conditional
7567 (fix_bct_param): Process -fbct-{min,max}-N switches.
7568 (check_bct_param): Return true if loop should be instrumented.
7569 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
7570 (loop_optimize): Initialize.
7571 (get_condition_for_loop): Ditto.
7572 * loop.c (strength_reduce): Inside of code that uses #ifdef
7573 HAVE_decrement_and_branch_on_count code, test it to make sure the
7575 (instrument_loop_bct): Ditto.
7576 * haifa-sched.c: New file.
7579 * Integrate regmove pass.
7580 * Makefile.in (OBJS): Add regmove.o
7581 (regmove.o): Add dependencies.
7582 * flow.c (find_use_as_address): No longer static.
7583 * rtl.h (find_use_as_address): Declare.
7584 * toplev.c (regmove_dump, flag_regmove): Define.
7585 (f_options): Add -fregmove.
7586 (regmove_dump_file, regmove_time): Define.
7587 (fatal_insn): Close the regmove dump file.
7588 (compile_file): Initialize regmove_time; open/close the regmove dump
7589 file as needed. Print regmove time as needed.
7590 (rest_of_compilation): Run regmove pass if requested, dump
7591 RTL after regmove if requested.
7592 (main): If -O2 or more, turn on regmove. Handle dump switches.
7593 * regmove.c: New file.
7595 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
7597 * Integrate tlink patch from jason@cygnus.com
7598 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
7599 (process_command): Increment n_switches for them. Don't discard
7600 their args. Validate them.
7601 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
7603 (process_command): Set include_prefixes from COMPILER_PATH.
7604 (main): Set COLLECT_GCC_OPTIONS sooner.
7605 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
7606 * tlink.c, hash.c, hash.h: New files.
7607 * Makefile.in (USE_COLLECT2): Always use collect2.
7608 (collect2): Depend on and link in hash.o and tlink.o.
7609 (tlink.o, hash.o): Add dependencies.
7611 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
7613 * Integrate alias analysis changes from jfc@mit.edu
7614 * Makefile.in (OBJS): Add alias.o
7615 (alias.o): Add dependencies.
7616 * alias.c: New file.
7617 * sched.c: Remove alias analysis code. It lives in alias.c now.
7618 (sched_analyze_2): Add new arguments to true_dependence.
7619 (schedule_insns): Always call init_alias_analysis.
7620 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
7621 mark return value from such functions as a pointer and keep track of
7622 them for alias analysis. If a return value from a function is a
7623 pointer, mark it as such.
7624 * combine.c (distribute_notes): Handle REG_NOALIAS.
7625 * cse.c (struct write_data): Delete. No longer needed.
7626 (invalidate): Don't call set_nonvarying_address_components anymore.
7627 Use true_dependence to decide if an entry should be removed from
7629 (invalidate_memory): Remove WRITES argument, simplify appropriately.
7631 (note_mem_written): Similarly for WRITE_PTR argument.
7632 (invalidate_from_clobbers): Similarly for W argument.
7633 (invalidate_for_call): Remove memory elements from the hash table.
7634 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
7635 (cse_rtx_varies_p): New function. Derived from old
7636 cse_rtx_addr_varies_p.
7637 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
7638 Don't call note_mem_written anymore. Stack pushes invalidate the stack
7639 pointer if PUSH_ROUNDING is defined. No longer need to call
7640 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
7641 (skipped_writes_memory): Remove variable.
7642 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
7643 (invalidate_skipped_block): Simplify for new alias analysis code.
7644 (cse_set_around_loop): Likewise.
7645 (cse_main): Call init_alias_analysis.
7646 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
7647 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
7648 (f_options): Add new alias checking arguments.
7649 (main): Set flag_alias_check when optimizing.
7650 * local_alloc (validate_equiv_mem_from_store): Add new arguments
7652 (memref_referenced_p): Likewise.
7653 * loop.c (NUM_STORES): Increase to 30.
7654 (prescan_loop): Only non-constant calls set unknown_address_altered.
7655 (invariant_p): Add new arguments to true_dependence.
7656 (record_giv): Initialize unrolled and shared fields.
7657 (emit_iv_add_mult): Call record_base_value as needed.
7658 * loop.h (struct induction): Add unrolled and shared fields.
7659 * unroll.c (unroll_loop): Call record_base_value as needed.
7660 (copy_loop_body): Likewise.
7661 (final_biv_value): Likewise.
7662 (final_giv_value): Likewise.
7663 (find_splittable_regs): Likewise. Only create one new pseudo
7664 if we have multiple address GIVs that were combined with the same
7665 dst_reg GIV. Note when a new register is created due to unrolling.
7666 * rtl.c (reg_note_name): Add REG_NOALIAS.
7667 * rtl.h (enum reg_note): Similarly.
7668 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
7669 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
7670 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
7671 (true_dependence, read_dependence, anti_dependence): Likewise.
7672 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
7673 (mark_user_reg, mark_reg_pointer): Likewise.
7676 * Integrate reload bugfix from Wilon which enables the PA port
7678 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
7679 OPERAND_ADDRESS when computing how many registers an insn needs.
7680 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
7682 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
7684 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
7685 in reload_reg_use_in_op_addr do not reach the end.
7686 do not reach the end.
7687 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
7688 RELOAD_FOR_OPERAND_ADDRESS.
7690 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
7692 * egcs project officially starts.