1 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
4 of an empty arglist in prototype.
6 * Makefile.in: Remove bytecode crud that crept back in after the
9 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
11 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
12 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
14 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
16 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
18 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
20 * c-lex.c (is_class_name): Delete declaration.
21 (whitespace_cr): Make static and add prototype.
22 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
23 yylex, get_directive_line): Turn declarations into prototypes.
24 (position_after_whitespace, check_newline, yyerror,, is_class_name,
25 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
27 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
29 * gencodes.c (gen_insn): Add prototype.
30 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
31 gen_peephole): Add prototypes.
32 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
34 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
35 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
36 genheader, gencode): Add prototypes.
37 * genopinit.c (gen_insn): Add prototype.
38 * genoutput.c (output_prologue, output_epilogue, scan_operands,
39 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
40 gen_expand, gen_split, n_occurrences): Add prototypes.
41 * genpeep.c (gen_peephole): Add prototype.
42 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
43 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
44 labels_in_range_p, count_loop_regs_set, note_addr_stored,
45 loop_reg_used_before_p, scan_loop, replace_call_address,
46 skip_consec_insns, libcall_benefit, ignore_some_movables,
47 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
48 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
49 check_final_value, record_giv, update_giv_derive, basic_induction_var,
50 simplify_giv_expr, general_induction_var, consec_sets_giv,
51 check_dbra_loop, express_from, combine_givs_p, combine_givs,
52 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
53 last_use_this_basic_block, record_initial, update_reg_last_use,
54 iteration_info, analyze_loop_iterations, insert_bct,
55 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
58 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
60 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
62 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
64 * config/mips/mips.c (siginfo): Deleted.
65 (override_options): Don't install SIGINFO signal handler.
67 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
69 * loop.c (check_dbra_loop): When normalize comparison_val, add check
70 to verify it is non-negative.
72 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
74 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
75 (alpha_expand_block_clear): Likewise.
77 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
79 * tree.h (sizetype_tab): Fix previous change for K&R.
81 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
83 * version.c: Bump for snapshot.
85 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
87 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
88 Add USG and POSIX to xm_defines.
90 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
92 * gcc.c: Add linker spec.
93 (link_command_spec): Use %(linker) instead of ld.
94 (main): If collect2 is requested as the linker, see if it exists;
95 if not, use ld instead.
97 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
99 (install-collect2): Install as collect2, not ld.
101 * configure.in(will_use_collect2): It's named collect2 now.
103 * collect2: Remove checks to see if we were invoked recursively.
104 (collect_execute): Use _spawnvp under cygwin32.
106 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
108 * haifa-sched.c (build_control_flow): Set unreachable for block whose
109 only predecessor is itself.
111 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
113 * c-parse.in: Include system.h, and remove stuff now made redundant.
116 * protoize.c: Likewise. Properly check for cpp stringification.
118 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
121 * objc/Make-lang.in (objc-parse.o): Likewise.
123 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
125 * gansidecl.h: Check if compiler supports __attribute__. Provide
126 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
127 __attribute__ when its available. Also provide definitions for
128 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
129 terms of ATTRIBUTE_PRINTF.
131 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
134 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
136 * combine.c (can_combine_p): Include successor in volatile test.
138 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
140 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
143 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
145 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
146 in prototype and definition.
148 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
150 * version.c: Bump for snapshot.
152 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
154 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
155 alpha_expand_unaligned_store_words.
157 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
159 * i386.md (movsf_push, movsf_mem): Remove.
160 (movsf_push): Rename from movsf_push_nomove and move in front of
161 movsf. Use nonmemory_operand predicate and don't bother checking
163 (movsf_push_memory): New pattern.
164 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
165 both operands refer to memory then force operand[1] into a register.
166 (movsf_normal): Change to unnamed pattern.
167 Likewise for movdf, movxf, and friends.
169 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
171 * version.c: Bump for snapshot.
173 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
175 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
177 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
179 * configure.in (mips-wrs-vxworks): New target.
181 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
183 * expmed.c (synth_mult): The value -1, has no zeros, so it can
184 never have the form ...011.
186 * version.c: Bump for snapshot.
188 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
190 * i386.c (asm_output_function_prefix, load_pic_register):
191 Use ASM_GENERATE_INTERNAL_LABEL properly.
192 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
193 (print_operand): Ignore it.
194 (load_pic_register): Use it for the got load call.
195 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
196 (prologue_get_pc_and_set_got): Likewise.
197 * i386.h: Update print_operand docs.
199 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
201 * i386.md (ffssi, ffshi): Rewrite as define_expands.
202 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
203 * i386.c (notice_update_cc): Recognize unspec 5.
205 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
207 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
208 * alpha.c (print_operand): Handle it.
209 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
211 (fix_truncdfdi2): Likewise.
213 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
215 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
216 of these into a single struct, with additional [us]sizetype entries.
217 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
218 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
221 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
223 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
225 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
227 * haifa-sched.c (split_block_insns): Don't supress insn splitting
228 on subsequent passes.
230 * alpha.c (hard_fp_register_operand): New function.
231 * alpha.h (PREDICATE_CODES): Add it.
232 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
233 f<-m case and accompanying define_split.
234 (trapb): Use a unique unspec_volatile number.
236 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
238 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
241 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
243 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
246 * haifa-sched.c: Mirror recent changes from gcc2.
248 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
250 * Makefile.in (insn*.o): Depend on system.h.
252 * pa.c (output_global_address): Initialize base.
253 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
255 1998-04-03 Mike Stump <mrs@wrs.com>
257 * gthr.h: Support systems that don't have weak, but have threads.
258 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
259 * gthr-vxworks.h: New file.
260 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
262 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
264 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
266 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
268 * ginclude/va-i960.h (va_end): Change void * to void.
270 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * Makefile.in (choose-temp.o): Depend on system.h.
274 * choose-temp.c: Include system.h when IN_GCC.
276 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
277 Richard Henderson <rth@cygnus.com>
279 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
280 (move_replacements): New function.
281 * reload.h: Prototype it.
283 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
285 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
287 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
290 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
291 (gen_highpart): Likewise.
292 * final.c (alter_subreg): Allow the target to hook by-mode subreg
293 hard register number changes.
295 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
297 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
298 rnbitsize, rnmode and rinner.
299 (make_range): Initialize type.
300 (fold): Initialize arg0, arg1 and varop.
302 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
304 (expand_function_start): Initialize last_ptr.
306 * stor-layout.c (layout_record): Initialize desired_align.
307 (get_best_mode): Initialize unit.
309 * tree.c (copy_node): Initialize length.
311 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
313 * caller-save.c (insert_save_restore): Initialize pat, code and
316 * emit-rtl.c (push_to_sequence): Initialize top.
317 (push_topmost_sequence): Likewise.
319 * genattrtab.c (simplify_by_exploding): Initialize defval.
321 * profile.c (branch_prob): Initialize dest.
323 * rtl.h (note_stores): Remove duplicate prototype.
324 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
326 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
327 strings that are not actually lengths.
329 * genattrtab.c: Make generated file use system.h, instead of
330 including stdio.h, etc directly.
331 * genextract.c, genopinit.c, genoutput.c: Likewise.
332 * genpeep.c, genrecog.c: Likewise
334 * genoutput.c (process_template): Mark operands in the generated
335 function as potentially unused if compiling with GNU CC.
337 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
339 * pa.md (reload peepholes): Remove unused variable "mode".
341 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
343 * config/arm/thumb.h: Add super interworking support.
344 * config/arm/thumb.c: Add super interworking support.
345 * config/arm/thumb.md: Add super interworking support.
346 * config/arm/lib1funcs.asm: Add interworking support.
347 * config/arm/lib1thumb.asm: Add super interworking support.
348 * config/arm/t-semi: Add interworking support.
349 * config/arm/t-thumb: Add interworking support.
350 * config/arm/README-interworking: New file.
352 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
354 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
355 (MD_STARTFILE_PREFIX): Unset.
357 1998-04-01 Mark Mitchell <mmitchell@usa.net>
359 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
360 entity in a local scope.
362 * fold-const.c (fold): Call truthvalue_conversion for values which
363 are folded to boolean type.
365 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
367 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
368 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
369 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
370 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
371 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
372 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
373 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
374 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
377 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
379 * fixincludes (limits.h): Fix nested comments in Motorola's
380 limits.h and sys/limits.h.
382 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
384 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
385 as dest of expand_binop call.
387 * alpha.md (extzv): Correct check for valid operand[2] values.
389 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
392 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
394 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
396 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
397 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
399 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
400 cygwin32 can override this to allow both unix and win32 style PATHs.
402 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
403 style environment paths.
405 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
407 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
408 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
409 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
412 * cpphash.c: Include config.h.
413 * cppalloc.c: Include system.h. Add parameters to various
415 * cpperror.c: Likewise.
416 * cppexp.c: Likewise.
417 * cpphash.c: Likewise.
418 * cpplib.c: Likewise.
419 * cppmain.c: Likewise.
420 * fix-header.c: Likewise.
422 * gen-protos.c: Likewise.
423 * gengenrtl.c: Likewise.
424 * halfpic.c: Likewise.
426 * scan-decls.c: Likewise.
429 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
431 * README.gnat: Add lang_print_xnode definition.
433 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
435 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
436 fmovecr on the 68060.
438 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
440 * genemit.c (DONE): Rework so that it works in the true arm if
441 an if-else conditional.
444 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
446 * rs6000.c: Do not include stdioh or ctype.h anymore.
448 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
450 (stor-layout.o): Likewise.
451 * c-typeck.c: Include rtl.h and expr.h.
452 * stor-layout.c: Likewise.
454 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
456 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
457 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
460 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
462 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
464 * tree.h (lang_print_xnode): Provide prototype.
466 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
468 * version.c: Bump for snapshot.
470 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
472 * objc/sendmsg.c (__objc_block_forward): Add braces for return
473 value if INVISIBLE_STRUCT_RETURN.
475 * pa.c (arith_double_operand): Fix parens.
477 * haifa-sched.c (print_pattern): Correct arg to sprintf.
479 * Makefile.in (libgcc1.null): Make return type for __foo void.
481 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
483 * pa.h: Add declarations for many functions defined in pa.c.
485 * genpeep.c (main): Remove unused variable 'i' from the generated
488 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
489 (gen_split): Likewise.
490 (main): Rework generated definitions of DONE and FAIL so that they
491 no longer use gotos. Avoids warnings about unused labels.
493 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
494 unused "junk" variable.
496 * genattrtab.c (write_complex_function): Add a default case in
497 generated switch statement to keep -W -Wall quiet.
499 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
501 * invoke.texi: Document more ARM and Thumb command line options.
503 * config/arm/xm-thumb.h: New file.
505 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
507 * stmt.c (expand_expr_stmt): Must generate code for
508 statements within an expression (gcc's `({ ... )}')
509 even if -fsyntax-only.
511 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
512 Jeffrey A Law (law@cygnus.com)
514 * basic-block.h (basic_block_computed_jump_target): Declare.
515 * flags.h: (current_function_has_computed_jump): Declare.
516 * flow.c: (basic_block_computed_jump_target): Define.
517 (flow_analysis): Allocate it. Set current_function_has_computed_jump
519 (find_basic_blocks): Set current_function_has_computed_jump and
520 elements of basic_block_computed_jump_target to 1 as appropriate.
521 * function.c: (current_function_has_computed_jump): Define.
522 * global.c (global_conflicts): Don't allocate pseudos into stack regs
523 at the start of a block that is reachable by a computed jump.
524 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
526 (subst_stack_regs): Undo change from Sep 4 1997.
527 (uses_reg_or_mem): Now unused, deleted.
528 * stupid.c (stupid_life_analysis): Compute
529 current_function_has_computed_jump.
530 (stupid_find_reg): Don't allocate stack regs if the function has a
532 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
533 the current function has a computed jump. Use the global value
536 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
538 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
539 (DWARF2_UNWIND_INFO): Define to zero.
541 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
543 * gcc.c (set_std_prefix): Add declaration.
544 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
545 suffix, and update the standard prefix prefix.c uses.
547 * prefix.c (std_prefix): New global to hold default prefix value.
548 (get_key_value): Change to use std_prefix instead of PREFIX.
549 (translate_name): Ditto.
550 (update_path): Ditto.
551 (get_key_value): Release allocated scratch storage.
552 (set_std_prefix): New function to reset the standard prefix.
554 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
556 * sh.c (find_barrier): Fix calculations for alignment increase.
558 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
560 * Makefile.in (stmp-fixinc): If we're actually fixing include
561 files, copy gcc's assert.h into the fixed include dir.
562 * fixincludes (assert.h): Avoid any attempts to fix a probably
563 broken system specific assert.h file.
564 * fixproto (stdlib.h): Make sure, it'll contain a definition of
567 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
569 * regclass.c (reg_scan_mark_refs): Be more selective about
570 when we mark a register with REGNO_POINTER_FLAG.
572 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
574 reload inheritance improvement:
575 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
576 Change meaning: index is now hard reg number.
577 (reg_reloaded_valid, reg_reloaded_dead): New variables.
578 (reload_spill_index): Content is now a hard reg number.
579 (reload_as_needed): Change to fit new variable meaning.
580 (forget_old_reloads_1, allocate_reload_reg): Likewise.
581 (choose_reload_regs, emit_reload_insns): Likewise.
583 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
585 * regclass.c (record_reg_classes): '?' increases cost by two.
587 * reload.c (find_reloads): Double previous costs. Output
588 reloads cost one unit extra.
590 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
591 boiled down to && ! 0.
593 * reload.c (find_equiv_reg): Also consider a goal offset from the
594 frame pointer to be constant.
596 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
598 * sh.h (OPTIMIZATION_OPTIONS): Define.
600 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
602 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
604 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
606 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
608 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
610 * c-common.c (check_format_info): Initialize type, is_type. New local
611 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
612 when pedantic if used with integral format specifier.
614 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
616 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
618 (function_arg_padding): Declare.
620 * rs6000.c: Include system.h.
621 (function_arg_padding): Change return type to int, cast enum's to
624 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
625 * collect2.c (scan_prog_file): Add explicit braces to avoid
628 * dbxout.c (dbxout_type_fields): Add braces around empty body in
630 (dbxout_type): Likewise.
632 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
633 `ptt_size' from int to size_t.
634 (rs6000_file_start): Likewise for `i'.
635 (rs6000_replace_regno): Add default case in enumeration switch.
636 (output_epilog): Remove unused variable `i'.
637 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
640 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
642 (get_issue_rate, non_logical_cint_operand): Add prototype.
643 (rs6000_output_load_toc_table): Ditto.
645 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
648 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
650 * config/arm/thumb.c: New File. Support for ARM's Thumb
652 * config/arm/thumb.h: New File. Thumb definitions.
653 * config/arm/thumb.md: New File. Thumb machine description.
654 * config/arm/tcoff.h: New File. Thumb COFF support.
655 * config/arm/t-thumb: New File. Thumb makefile fragment.
656 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
658 * configure.in: Add Thumb-coff target.
659 * configure: Add Thumb-coff target.
660 * config.sub: Add Thumb-coff target.
662 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
664 * loop.c (scan_loop): Initialize move_insn_first to zero.
666 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
668 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
669 * config/i386/rtems.h: Likewise.
670 * config/i960/rtems.h: Likewise.
671 * config/m68k/rtems.h: Likewise.
672 * config/mips/rtems64.h: Likewise.
673 * config/pa/rtems.h: Likewise.
674 * config/rs6000/rtems.h: Likewise.
675 * config/sh/rtems.h: Likewise.
676 * config/sparc/rtems.h: Likewise.
678 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
680 * pa.c (emit_move_sequence): If in reload, call find_replacement.
682 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
684 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
686 * collect2.c (find_a_file): Add debugging.
687 (find_a_file): Test for win32 style absolute paths if
688 DIR_SERPARATOR is defined.
689 (prefix_from_string): Add debugging.
690 (main): Test for debug command line switch at start of program
692 (main): Use GET_ENVIRONMENT rather than getenv().
693 (prefix_from_env): Use GET_ENVIRONMENT.
695 1998-03-24 Mark Mitchell <mmitchell@usa.net>
697 * cplus-dem.c (optable): Add sizeof.
698 (demangle_template_value_parm): New function containing code
699 previously found in demangle_template.
700 (demangle_integral_value): New function which handles complicated
701 integral expressions.
702 (demangle_template): Use them.
704 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
706 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
707 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
708 genattrtab.o, genoutput.o): Depend on system.h.
710 * genattr.c: Include system.h. Add arguments to various function
711 prototypes. Remove redundant prototype of read_rtx().
712 * genattrtab.c: Likewise.
713 * gencodes.c: Likewise.
714 * genconfig.c: Likewise.
715 * genemit.c: Likewise.
716 * genextract.c: Likewise.
717 * genflags.c: Likewise.
718 * genopinit.c: Likewise.
719 * genoutput.c: Likewise.
720 * genpeep.c: Likewise.
721 * genrecog.c: Likewise.
723 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
725 * c-lang.c (lang_print_xnode): New function.
726 * objc/objc-act.c (lang_print_xnode): Likewise.
727 * print-tree.c (print_node): Call it
729 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
731 * c-parse.in: Recognize protocol qualifiers in class
732 definitions for objc.
734 (yyerror): Remove redundant decl.
735 (yyprint): Fix prototype.
737 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
739 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
741 * stmt.c (unroll_block_trees): Free block_vector if needed.
743 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
745 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
746 (zero_extendsidi2): Avoid useless copy.
747 (iordi_zext): New pattern.
748 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
750 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
752 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
753 (ashldi3): Allow constant shift count in range ]32,63].
754 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
756 1998-03-22 Mark Mitchell <mmitchell@usa.net>
758 * tree.h (IS_EXPR_CODE_CLASS): New macro.
760 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
762 * h8300.h (CONST_COSTS): Remove definition.
763 (DEFAULT_RTX_COSTS): Define.
765 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
767 * config/sh/rtems.h: Switched from ELF to COFF.
769 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
771 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
773 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
775 * version.c: Bump for snapshot.
777 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
778 Geoff Noer <noer@cygnus.com>
780 * Makefile.in: Various fixes for building cygwin32 native toolchains.
782 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
783 * objc/Make-lang.in: Likewise.
785 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
787 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
789 * configure.in: Handle with-PACKAGE=no correctly
791 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
793 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
794 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
795 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
796 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
797 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
798 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
799 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
800 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
801 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
802 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
805 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
806 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
807 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
808 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
809 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
810 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
811 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
812 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
813 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
814 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
815 xcoffout.c: Include system.h. Organize include ordering so
816 that stdarg/varargs comes before other system headers. Remove
817 spurious casts of functions assured of a prototype in system.h.
819 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
821 * reg-stack.c (pop_stack): Define. Pops any register on the
822 regstack and adjusts regstack.
823 (compare_for_stack_reg): Use pop_stack.
825 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
827 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
830 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
832 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
834 * fold-const.c (fold): Replace sign-extension of a zero extended
835 value by a single zero extension.
837 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
839 * except.c (init_eh): Do nothing.
840 (save_eh_status): Call init_eh_for_function, not init_eh.
841 * function.c (push_function_context_to): Don't call init_emit.
843 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
845 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
848 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
850 * final.c (shorten_branches): Add parentheses around +/- in
853 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
855 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
857 * regclass.c (memory_move_secondary_cost): Wrap uses of
858 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
861 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
863 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
865 * flow.c (life_analysis): #include <sys/types.h> to make sure
867 * cplus-dem.c (demangle_function_name): Likewise.
869 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
871 * final.c (insn_noperands): Change type to unsigned int.
872 (final_scan_insn): Likewise for noperands;
873 properly check operand number boundaries.
875 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
877 * alpha.md (extzv): Don't reject register operands. Fix
880 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
882 * dbxout.c (dbxout_function_end): Fix last change. The correct
883 predicate is ASM_OUTPUT_SECTION_NAME.
885 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
887 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
888 (ashlsi): Use match_dup 1 instead of match_operand 2.
890 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
892 * fold-const.c (operand_equal_for_comparison_p): See if equal
893 when nop conversions are removed.
895 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
897 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
898 don't use ORIGINAL_TARGET unless REG.
900 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
902 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
904 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
906 * loop.c (struct movable): New field move_insn_first.
907 (scan_loop): In consec sets code, set it. Clear it otherwise.
908 (move_movables): In consec sets code, use it. Copy REG_NOTES from
909 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
912 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
914 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
915 is large, and the system doesn't provide atoll or atoq.
918 * alpha/xm-vms.h (HAVE_ATOLL): Define.
919 Reported by Klaus Kaempf <kkaempf@progis.de>.
921 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
923 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
924 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
926 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
927 test !ACCUMULATE_OUTGOING_ARGS.
929 * collect2.c (write_c_file_glob): Wrap function definition in
930 macro test !LD_INIT_SWITCH.
932 * combine.c (try_combine): Wrap variables `cc_use' and
933 `compare_mode' in macro test EXTRA_CC_MODES.
935 * cpplib.c (do_ident): Remove unused variable `len'.
936 (skip_if_group): Remove unused variables `at_beg_of_line' and
938 (cpp_get_token): Remove unused variable `dummy'.
940 * dbxout.c (scope_labelno): Move static variable definition inside
941 the one function scope where it is used.
942 (dbxout_function_end): Wrap prototype and definition in
943 macro test !NO_DBX_FUNCTION_END.
945 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
946 in macro test !MIPS_DEBUGGING_INFO.
948 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
949 into the scope where it is used. Wrap empty else-statement body
952 * fix-header.c: Fix typo in comment.
953 (inf_skip_spaces): Cast results of INF_UNGET to (void).
954 (check_protection, main): Likewise.
956 * flow.c (find_basic_blocks_1): Remove dangling comment text.
958 * function.c (contains): Wrap prototype and definition in macro
959 test HAVE_prologue || HAVE_epilogue.
960 (fixup_var_refs_1): Remove unused variable `width'.
962 * gen-protos.c (main): Remove unused variable `optr'.
964 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
966 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
967 (__sjpopnthrow): Remove unused variable `jmpbuf'.
968 (__throw): Remove unused variable `val'.
970 * protoize.c: Check for a previously existing definition before
971 defining *_OK macros.
973 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
975 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
977 * vax.h (ADDR_VEC_ALIGN): Define.
979 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
981 * gcc.c (default_arg): Don't wander off the end of allocated
984 (From Geoffrey Keating <geoffk@ozemail.com.au>)
985 * rs6000.c (small_data_operand): Ensure that any address
986 referenced relative to the small data area is inside the SDA.
988 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
990 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
992 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
994 * except.h (in_same_eh_region): New prototype.
995 (free_insn_eh_region, init_insn_eh_region): New prototypes.
996 * except.c (insn_eh_region, maximum_uid): New static variables.
997 (set_insn_eh_region): New static function to set region numbers.
998 (free_insn_eh_region): New function to free EH region table.
999 (init_insn_eh_region): New function to initialize EH region table.
1000 (in_same_eh_region): New function used to determine if two rtl
1001 instructions are in the same exception region or not.
1002 * final.c (final): Initialize the table indicating which instructions
1003 belong in which exception region.
1004 * genpeep.c (main): Add "except.h" to include file list in generated
1006 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
1007 peepholes involving calls and unconditional branches.
1009 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
1011 * README.gnat: New file.
1013 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1015 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
1016 "recog.h" for offsettable_memref_p.
1017 (legitimize_pic_address): Remove unused variable `offset'.
1018 (notice_update_cc): Change return type to void. Add default label
1020 (standard_68881_constant_p): Remove unused variable mode.
1021 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
1022 (const_int_cost): Explicitly declare as returning int.
1023 (output_dbcc_and_branch): Change return type to void.
1025 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
1026 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
1027 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
1029 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
1031 * version.c: Bump for snapshot.
1033 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1035 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
1036 check for 'M' constraint.
1038 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
1040 * cccp.c (create_definition): If pedantic, call pedwarn for macro
1043 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1045 * i386.c (ix86_logical_operator): New function.
1046 (split_di): Ensure that when a MEM is split, the resulting MEMs have
1048 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
1051 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1052 Richard Earnshaw <rearnsha@arm.com>
1053 Nick Clifton <nickc@cygnus.com>
1055 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
1057 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
1059 * cse.c (rtx_cost): Provide a default case in an enumeration
1060 switch, and call DEFAULT_RTX_COSTS if it's defined.
1062 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
1064 * basic-block.h (compute_preds_succs): Change return type in
1066 * flow.c (compute_preds_succs): Likewise in function definition.
1068 * regmove.c (find_matches): Cast char used as array index to unsigned char
1071 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
1073 * i386.h (RTX_COSTS): Insert braces around nested if.
1074 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
1077 * gcc.c (default_compilers): Properly put brackets around array elements in
1080 * getopt.c (_getopt_internal): Add explicit braces around nested if;
1083 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
1084 (record_reg_life_pat): Add explicit parens around && and || in expression.
1085 (stack_reg_life_analysis): Add parens around assignment used as expression.
1086 (convert_regs): Likewise.
1088 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
1090 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
1091 change callers accordingly.
1093 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
1094 and definition; change all callers accordingly.
1096 * except.c (init_eh): Avoid assignment of unused return value of
1097 build_pointer_type; cast it to void, instead, and remove unused
1100 * gcc.c (lang_specific_driver): Define prototype only #ifdef
1101 LANG_SPECIFIC_DRIVER.
1102 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
1104 * genoutput.c (output_epilogue): Initialize next_name to 0.
1106 * real.c (efrexp): #if 0 prototype and function definition.
1107 (eremain): Likewise.
1114 * reload.c (push_secondary_reload): Define prototype only
1115 #ifdef HAVE_SECONDARY_RELOADS.
1117 * varasm.c (assemble_static_space): Define rounded only
1118 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
1120 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
1122 * i386.md (andsi): Add default case in enumeration switch.
1127 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
1129 * c-decl (finish_struct): Change type of min_align to unsigned.
1131 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
1132 remove unused variable len.
1134 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
1135 comment indicating this is proper behaviour.
1136 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
1138 (based_loc_descr): Likewise.
1140 * enquire.c (bitpattern): Change type of variable i to unsigned.
1142 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
1144 * flow.c (life_analysis): Change type of variable i to size_t;
1145 remove unused variable insn.
1147 * gcc.c (translate_options): Change type of variables optlen, arglen and
1149 (input_filename_length): Change type to size_t.
1150 (do_spec_1): Change type of variable bufsize to size_t.
1151 (main): Change type of variables i and j to size_t;
1152 remove subblock local definition of variable i.
1153 (lookup_compiler): Change type of second argument to size_t;
1154 change type of variable i to size_t.
1156 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
1158 * genopinit.c (get_insn): Change type of variable pindex to size_t.
1160 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
1162 * global.c (global_alloc): Change type of variable i to size_t.
1164 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
1166 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
1167 (expand_end_case): Change type of variable count to size_t.
1169 * toplev.c (main): Change type of variable j to size_t.
1170 (set_target_switch): Change type of variable j to size_t.
1171 (print_switch_values): Change type of variable j to size_t;
1172 remove unused variable flags.
1174 * varasm.c (assemble_variable): Change type of variable align to size_t.
1175 (const_hash_rtx): Change type of variable i to size_t.
1177 1998-03-11 Mark Mitchell <mmitchell@usa.net>
1179 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
1180 TREE_VEC if that's what it really is.
1182 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
1184 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
1187 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
1189 * gthr.h: Changed the comment about return values.
1190 * gthr-solaris.h (__gthread_once): Do not use errno; return the
1191 error number instead of -1.
1192 (__gthread_key_create): Any non-zero return value is an error.
1193 * libgcc2.c (eh_context_initialize): Check for non-zero return
1194 value from __gthread_once.
1195 Check that the value of get_eh_context was really changed.
1197 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1199 * sh.h (LOOP_ALIGN): Only align when optimizing.
1200 * sh.c (find_barrier): Clear inc for CODE_LABELs.
1201 When not optimizing, calculate alignment for BARRIERs directly.
1203 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1205 * final.c (shorten_branches): Remove conditionalizing on
1206 SHORTEN_WITH_ADJUST_INSN_LENGTH
1207 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
1209 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
1211 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
1212 an unconditional jump around deleted blocks.
1214 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
1216 * profile.c (branch_prob): If see computed goto, call fatal instead of
1219 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
1221 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
1222 Patch from Bruno Haible.
1224 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
1225 (assign_parms): Set aggregate if hide_last_arg and last_named.
1227 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1229 * final.c (shorten_branches): Initialize insn_addresses.
1231 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1233 * sh.h (MUST_PASS_IN_STACK): Define.
1235 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
1237 * final.c (shorten_branches): Fix minor logic error in
1238 ADDR_DIFF_VEC shortening support.
1240 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
1242 * version.c: Bump for snapshot.
1244 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
1246 * haifa-sched.c (is_cfg_nonregular): Change return type to
1247 an int. No longer compute "estimated" number of edges. Use
1248 computed_jump_p instead of duplicating the code. Fixup/add
1250 (build_control_flow): Returns a value indicating an irregularity
1251 in the cfg was detected. Count the number of edges in the cfg.
1252 allocate various edge tables.
1253 (find_rgns): No longer look for unreachable blocks.
1254 (schedule_insns): Do not allocate memory for edge tables here.
1255 Free memory for edge tables before returning. Do not perform
1256 cross block scheduling if build_control_flow returns nonzero.
1257 * flow.c (compute_preds_succs): More accurately determine when
1260 * basic-block.h (free_basic_block_vargs): Provide prototype.
1262 * cccp.c (main): Fix dumb mistakes in last change.
1264 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1266 * rtl.h (addr_diff_vec_flags): New typedef.
1267 (union rtunion_def): New member rt_addr_diff_vec_flags.
1268 (ADDR_DIFF_VEC_FLAGS): New macro.
1270 * sh.c (output_branch): Fix offset overflow problems.
1272 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
1273 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
1274 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
1275 * stmt.c (expand_end_case): Supply new arguments to
1276 gen_rtx_ADDR_DIFF_VEC.
1277 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
1278 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
1279 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
1280 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
1281 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
1282 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
1283 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
1284 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
1285 * i386/freebsd.h, i386/linux.h : Likewise.
1286 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
1287 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
1288 * m68k/mot3300.h, m68k/sgs.h : Likewise.
1289 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
1290 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
1291 (CASE_VECTOR_SHORTEN_MODE): Define.
1292 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
1293 (med_branch_p, braf_branch_p): Don't declare.
1294 (mdep_reorg_phase, barrier_align): Declare.
1295 (ADJUST_INSN_LENGTH): Remove alignment handling.
1296 * sh.c (uid_align, uid_align_max): Deleted.
1297 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
1298 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
1299 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
1300 (output_far_jump): Don't use braf_branch_p.
1301 (output_branchy_insn): Don't use branch_offset.
1302 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
1303 Remove paired barrier stuff.
1304 Don't use cache_align_p.
1305 Take alignment insns into account.
1306 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
1308 (barrier_align, branch_dest): New function.
1309 (machine_dependent_reorg, split_branches): Remove infrastructure
1310 for branch shortening that is now provided in the backend.
1311 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
1312 (braf_branch_p, braf_cbranch_p): Likewise.
1313 (attribute length): Use new attributes.
1314 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
1315 (addr_diff_vec_adjust): Delete.
1316 (align_2): Now a define_expand.
1317 (align_log): Now length 0.
1319 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
1321 * m32r.md (right): Correctly check for length == 2, not 1.
1323 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * mips/mips.h: Prototype `machine_dependent_reorg'.
1326 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
1328 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
1330 * final.c (shorten_branches): Restore accidentally removed code.
1332 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1334 * configure.in: Remove duplicate uses of AC_PROG_CC and
1337 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
1339 * configure.in (target_cpu_default2): Correct typo for alphapca56.
1341 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
1342 Doug Evans (devans@cygnus.com)
1344 * haifa-sched.c (build_jmp_edges): Delete dead function.
1345 (build_control_flow): Use cfg routines from flow.c
1346 (schedule_insns): Remove debugging code accidentally checked
1349 * basic-block.h: Add external integer list structures, typdefs,
1350 accessor macros and function declarations. Simlarly for
1351 basic block pred/succ support and simple bitmap stuff.
1352 * flow.c: Add functions for integer list, basic block pred/succ
1353 support and simple bitmap support.
1354 (compute_dominators): New function to compute dominators and
1356 (find_basic_blocks): Split into two functions.
1357 (life_analysis): Likewise.
1358 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
1359 the life_analysis from toplev.c
1360 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
1361 life_analysis instead of flow_analysis.
1363 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1365 * jump.c (jump_optimize): Call mark_jump_label also for deleted
1367 (mark_jump_label): Don't increment ref counts for deleted insns.
1369 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1371 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
1373 * mips/mips.c: Include stdlib.h and unistd.h.
1374 (mips_asm_file_end): Add braces around empty body in an if-statement.
1375 (function_prologue): Wrap variable `fnname' in
1376 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
1377 (mips_select_rtx_section, mips_select_section): Declare as void.
1379 * mips/mips.h: Add prototypes for extern functions in mips.c.
1380 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
1381 (ENCODE_SECTION_INFO): Add braces around empty body in an
1384 * mips/mips.md (movdi): Add parentheses around && within ||.
1385 (movsf, movdf): Likewise.
1386 (branch_zero, branch_zero_di): Add default case in
1390 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
1392 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
1393 real constants, since they can't be changed.
1394 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1395 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
1396 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1397 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
1398 * alpha/vms.h (TARGET_OPEN_VMS): New.
1399 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
1401 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
1403 * reload.c (find_reloads): Always force (subreg (mem)) to be
1404 reloaded if WORD_REGISTER_OPERATIONS.
1406 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
1408 * haifa-sched.c (free_list): Rename from free_pnd_lst.
1409 (free_pending_lists): Rename free_pnd_lst uses.
1410 (remove_dependence): Place expunged element on unused_insn_list.
1411 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
1412 gen_rtx_*_LIST and alloc_rtx to use them.
1413 (compute_block_backward_dependences): Free the reg_last_* lists.
1415 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
1417 * cccp.c (main): Avoid undefined behavior when setting pend_includes
1420 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
1422 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
1423 USE_GNULIBC_1 is defined
1424 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
1425 includes the t-linux-gnulibc1 fragment
1427 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
1429 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
1431 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1433 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
1435 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1437 * final.c (shorten_branches): Tag the loop alignment onto the
1438 first label after NOTE_INSN_LOOP_BEG even if there is an
1441 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1443 * final.c (insn_current_reference_address):
1444 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
1445 proper alignment chain.
1447 * final.c (max_labelno): New static variable.
1448 (final_scan_insn): Check max_labelno before outputting an
1449 alignment for a label.
1450 (shorten_branches): Remove unused variable length_align.
1452 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1454 * sparc.c (ultrasparc_adjust_cost): Add default case in
1457 * sparc.h: Add prototypes for extern functions defined in
1460 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
1462 * toplev.c: Only generate <name>.dbr file when dumping RTL if
1463 DEALY_SLOTS is defined.
1465 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
1467 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
1468 in call to fill_slots_from_thread.
1470 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
1472 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
1473 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
1475 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1477 * final.c (insn_last_address, insn_current_align, uid_align):
1479 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
1480 (insn_current_reference_address): Likewise.
1481 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
1482 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
1483 (label_to_alignment): New function.
1484 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
1485 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
1486 insn_current_reference_address instead of insn_current_address.
1487 (or_attr_value, write_length_unit_log): New functions.
1488 (main): Call write_length_unit_log.
1489 (write_const_num_delay_slots): Output extra '\n'.
1490 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
1492 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
1493 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
1494 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
1496 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
1497 (LABEL_ALIGN_AFTER_BARRIER).
1498 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
1499 * ns32k/tek6000.h: Likewise.
1500 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
1501 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
1502 ASM_OUTPUT_ALIGN_CODE.
1504 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
1506 * version.c: Bump for snapshot.
1508 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
1510 * version.c: Bump for snapshot.
1512 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
1514 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
1515 if condition code of jump conflicts with opposite_needed.
1517 * reorg.c (fill_slots_from_thread): Mark resources referenced in
1518 opposite_needed thread. Return delay_list even when cannot get
1519 any more delay insns from end of subroutine.
1521 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
1523 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
1524 All callers changed.
1526 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1528 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
1529 end_fde_sort): New functions for fast sorting of an FDE array.
1530 (fde_insert): Simplified.
1531 (add_fdes): Change argument list.
1532 (frame_init): Use the new functions.
1534 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
1536 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
1538 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
1540 * fold-const.c (fold_range_test): Always return a value.
1542 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
1544 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
1545 data in the text section unless READONLY_DATA_SECTION is defined.
1547 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
1549 * c-parse.in (undeclared variable error): Tweak error message to
1552 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
1554 * version.c: Bump for snapshot.
1556 1998-02-28 Mark Mitchell <mmitchell@usa.net>
1558 * final.c (final_scan_insn): Undo overzealous removal of `set'.
1560 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1562 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
1563 case, add parentheses to specify the proper order of precedence in
1567 * c-aux-info.c: Include string.h/strings.h.
1569 * pa.c: Include stdlib.h.
1570 (pa_combine_instructions): Prototype the function.
1571 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
1572 (reloc_needed): Add default case for enumeration switch.
1573 (remove_useless_addtr_insns): Remove unused variable `all'.
1574 (hppa_expand_prologue): Add explicit braces to avoid
1576 (output_function_epilogue): Remove unused variable `i'.
1577 (output_millicode_call): Remove unused variable `link'.
1578 (shadd_constant_p, forward_branch_p): Make the function static.
1579 (following_call): Explicitly declare to return int.
1580 (pa_reorg): Declare as void.
1581 (pa_combine_instructions): Declare as static void. Add
1582 parentheses around && within ||.
1584 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
1585 following_call, function_label_operand, lhs_lshift_cint_operand
1588 * pa.md: Add parentheses around && within ||.
1590 * cppalloc.c: Include stdlib.h.
1592 * cpperror.c (cpp_print_containing_files): Remove unused variable
1593 `i'. Fix format specifier in fprintf.
1595 * cse.c (cse_around_loop): Add explicit braces to avoid
1597 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
1599 * expr.c (expand_expr): Add parentheses around && within ||.
1601 * final.c (app_enable): Replace fprintf with fputs where there are
1602 no format specifiers and no trailing argument after the string.
1603 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
1604 (app_disable): Likewise.
1605 (final_end_function): Likewise.
1606 (final_scan_insn): Likewise. Remove unused variable `set'.
1607 (profile_function): Wrap empty if-statement body in {} brackets.
1609 * function.c: Include stdlib.h.
1610 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
1611 (reposition_prologue_and_epilogue_notes): Add parentheses
1612 around assignment used as truth value.
1614 * integrate.c (expand_inline_function): Wrap variable
1615 `cc0_insn' in macro HAVE_cc0.
1617 * jump.c (jump_optimize): Wrap variable `q' in macro
1618 HAVE_cc0. Remove unused variable `prev1'.
1620 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
1621 within ||. Fix format specifier in fprintf.
1622 (__bb_init_prg): Add parentheses around assignment used as
1625 * local-alloc.c: Include stdlib.h.
1626 (requires_inout): Add parentheses around assignment used
1629 * loop.c (analyze_loop_iterations): Wrap prototype and definition
1630 in macro HAVE_decrement_and_branch_on_count.
1631 (insert_bct, instrument_loop_bct): Likewise.
1632 (move_movables): Add parentheses around assignment used as
1634 (consec_sets_invariant_p): Likewise.
1635 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
1637 * objc/objc-act.c: Include stdlib.h.
1638 (lookup_method_in_protocol_list): Wrap empty else-statement body
1640 (lookup_protocol_in_reflist): Likewise.
1641 (objc_add_static_instance): Remove unused variables `decl_expr'
1643 (get_objc_string_decl): Remove unused variable `decl'.
1644 (generate_static_references): Remove unused variables `idecl' and
1646 (check_protocols): Wrap empty else-statement body in braces.
1648 * protoize.c: Include stdlib.h.
1649 (substr): Add parentheses around assignment used as truth value.
1650 (abspath): Likewise.
1651 (shortpath): Likewise.
1653 * regmove.c (fixup_match_1): Add parentheses around assignment
1654 used as truth value.
1656 * reload.c (push_secondary_reload): Remove unused variable `i'.
1657 (find_reloads): Add parentheses around assignment used as truth
1660 * reload1.c: Include stdlib.h.
1662 * rtl.h: Correct typo in prototype of offsettable_memref_p.
1664 * stmt.c (add_case_node): Add parentheses around assignment used
1666 (case_tree2list): Likewise.
1668 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
1669 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
1670 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
1671 (merge_attributes): Add explicit braces to avoid ambiguous
1674 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
1677 * varasm.c: Include stdlib.h.
1680 * system.h: Remove sys/stat.h.
1681 * gcc.c: Add sys/stat.h.
1683 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
1684 * genattrtab.c: Likewise.
1685 * genconfig.c: Likewise.
1686 * genemit.c: Likewise.
1687 * genextract.c: Likewise.
1688 * genflags.c: Likewise.
1689 * genopinit.c: Likewise.
1690 * genoutput.c: Likewise.
1691 * genpeep.c: Likewise.
1692 * genrecog.c: Likewise.
1693 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
1695 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1697 * invoke.texi: Use @itemx for a secondary item in a @table.
1699 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
1702 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
1704 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
1706 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
1708 * i386.c (struct machine_function): Add new fields for PIC stuff.
1709 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
1711 (restore_386_machine_status): Corresponding changes.
1712 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
1714 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
1716 * c-parse.y (undeclared variable error): Tweak error message
1719 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
1721 * flags.h (g_switch_value, g_switch_set): Declare.
1722 * alpha.c (override_options): Set g_switch_value=8 if not set.
1723 * alpha/elf.h (CC1_SPEC): New.
1725 (LINK_SPEC): Pass along the -G value we were given.
1726 (LOCAL_ASM_OP): Remove.
1727 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
1728 (MAX_OFILE_ALIGNMENT): New.
1729 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
1730 (EXTRA_SECTIONS): Add sbss and sdata.
1731 (SECTION_FUNCTION_TEMPLATE): New.
1732 (EXTRA_SECTION_FUNCTIONS): Use it.
1733 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1734 (SELECT_SECTION): Use sdata when small enough.
1735 * alpha/linux.h (ASM_SPEC): Remove.
1738 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1739 * config.sub (sco5): Fix typo.
1741 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
1743 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
1745 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
1746 * config/alpha/t-linux: Remove file.
1747 * config/sparc/t-linux: Remove file.
1748 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
1749 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
1750 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
1752 (alpha*-*-linux-gnu*): Likewise.
1753 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
1754 (sparc-*-linux-gnu*): Likewise.
1756 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
1757 * collect2.c (ldd_file_name): Bracket declaration with same
1759 (full_real_ld_suffix): Deleted. Variable was calloced and
1760 written into, but never read.
1762 1998-02-23 Mike Stump <mrs@wrs.com>
1764 * configure.in: Add support for i386-wrs-vxworks configuration.
1765 * i386/vxi386.h: New file.
1767 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1769 * tree.c (contains_placeholder_p): Ensure function always returns
1771 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
1772 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
1774 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
1776 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
1778 1998-02-22 Paul Eggert <eggert@twinsun.com>
1780 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
1781 Define this new symbol.
1782 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
1783 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
1784 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
1786 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
1788 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
1789 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
1791 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
1793 * objc/Object.m (-error): Call objc_verror with our va_list.
1795 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1797 * collect2.c (scan_prog_file): Completely cover uses of variable
1798 `exports' with macro COLLECT_EXPORT_LIST.
1800 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
1802 * version.c: Bump for snapshot.
1804 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
1806 * sched.c (schedule_block): Remove code to get arguments from hard
1807 regs into pseudos early. Same as Aug 25, 1997 change to
1810 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
1812 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
1814 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
1816 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
1817 continuation character (line 243).
1819 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1821 * genrecog.c (main): Remove duplicated sentence in emitted comment.
1823 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
1824 David Edelsohn <edelsohn@mhpcc.edu>
1826 * collect2.c (XCOFF_SCAN_LIBS): Remove.
1827 (export_flag): New variable.
1828 (export_file): #ifdef COLLECT_EXPORT_LIST.
1829 (import_file, exports, imports, undefined): New variables.
1830 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
1831 (dump_list, dump_prefix_list, is_in_list): New functions.
1832 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
1833 (write_import_file, resolve_lib_name): New functions.
1834 (use_import_list, ignore_library): Same.
1835 (collect_exit): maybe_unlink import_file and #ifdef.
1837 (main): New variable importf, #ifdef exportf. Move parsing of
1838 -shared before general argument parsing. Resolve AIX library
1839 paths and import libgcc.a symbols. Treat .so shared libraries the
1840 same as objects and .a libraries. Create alias for object_lst and
1841 increment it instead of original pointer. Scan AIX libraries as
1842 objects earlier instead of using scan_libraries. Perform AIX
1843 tlink later to resolve templates instead of forking ld.
1844 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
1845 (GCC_UNDEF_SYMBOL): New macro.
1846 (scan_prog_file): Loop for members of AIX libraries. Handle
1847 export/import of ctors/dtors.
1848 (aix_std_libs): New variable.
1849 (scan_libraries, XCOFF): Delete.
1851 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
1853 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
1855 1998-02-19 Mike Stump <mrs@wrs.com>
1857 * Makefile.in: Use $tooldir for sys-include to match toplevel
1860 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
1861 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1863 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
1865 * emit-rtl.c (hard-reg-set.h): Include.
1866 (get_lowpart_common): Don't make new REG for hard reg in a
1867 class that cannot change size.
1868 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
1870 * combine.c: Revert previous patch.
1872 1998-02-19 Paul Eggert <eggert@twinsun.com>
1874 * config/sparc/sol2-sld.h: New file.
1875 * configure.in (sparc-*-solaris2*): Use it when using the
1878 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
1880 * loop.c (force_movables): Fix typo.
1882 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1884 * m88k.h: Change file pattern to match reality.
1886 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
1888 * varasm.c (output_constant_pool): Fix dumb thinko in last
1891 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
1892 a function name to a section name.
1894 1998-02-18 Doug Evans <devans@cygnus.com>
1896 * tree.h (merge_machine_{type,decl}_attributes): Declare.
1897 (split_specs_attrs, strip_attrs): Add prototypes.
1898 * tree.c (merge_machine_{type,decl}_attributes): New functions.
1899 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
1900 Update olddecl's attributes too.
1901 * c-common.c (strip_attrs): New function.
1902 * c-typeck.c (common_type): Call merge_machine_type_attributes.
1903 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
1904 (make_decl_rtl): Likewise.
1906 1998-02-18 Jim Wilson <wilson@cygnus.com>
1908 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
1910 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
1912 Remove this change until we can fix it correctly.
1913 * collect2.c: Bracket declaration of 'exportf' and
1914 'full_real_ld_suffix'.
1916 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1918 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
1920 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1922 * c-common.c (c_expand_start_cond, c_expand_end_cond,
1923 c_expand_start_else): Don't warn about non-ambiguous else even if
1926 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
1928 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1929 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
1932 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
1934 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
1935 simplifying a subreg of a hard reg.
1936 (expand_compound_operation): Likewise.
1937 (force_to_mode): Likewise.
1939 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1941 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
1942 (lshift_double): Add parentheses around + or - inside shift.
1943 (rshift_double): Likewise.
1944 (size_int_wide): Explicitly set type of `bit_p' to `int'.
1946 * Makefile.in (fold-const.o): Depend on system.h.
1948 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
1951 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
1952 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
1953 (sched_note_set): Remove unused parameter `b', all callers changed.
1954 (schedule_block): Likewise for `rgn'.
1955 (split_hard_reg_notes): Likewise for `orig_insn'.
1956 (check_live): Likewise for `trg'.
1957 (update_live): Likewise.
1958 (check_live_1): Explcitly declare variable `i' as int.
1959 (update_live_1): Likewise.
1960 (insn_issue_delay): Remove unused variable `link'.
1961 (sched_analyze_2): Add default case in enumeration switch.
1962 (schedule_insns): Remove unused variable `i'.
1964 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
1966 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
1968 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
1969 a dangling else clause.
1971 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
1973 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
1974 pointer for the stack pointer in MIPS16 and 64BIT.
1976 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
1978 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
1979 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1981 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
1982 (expand_start_case): Adjust to this change.
1983 (check_seenlabel): New function.
1984 (pushcase, pushcase_range, expand_endcase): Use it.
1986 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1988 * i386.md (adddi3): Add =!r,0,0,X alternative.
1990 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
1992 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
1993 * x-aix31 (INSTALL): Delete.
1995 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
1997 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
1998 tsize changes to something other than zero.
2000 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
2002 * ginclude/va-mips.h: Replace casts of pointers to int with
2003 casts of pointers to __PTRDIFF_TYPE__.
2005 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
2007 * loop.c (strength_reduce, record_biv, record_giv): Use
2008 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
2010 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
2012 * tree.c (first_rtl_op): New fn.
2013 (unsave_expr_now): Use it.
2014 * print-tree.c (print_node): Likewise.
2015 * tree.c (has_cleanups): New fn.
2016 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
2017 conservative about pushing the cleanup point down.
2018 * tree.h: Declare them.
2020 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
2022 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
2023 (flag_schedule_reverse_after_reload): Likewise.
2024 (f_options): Remove reverse scheduling support.
2025 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
2026 (flag_schedule_reverse_after_reload): Likewise.
2027 * haifa-sched.c (rank_for_schedule): Remove support for reverse
2030 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * gcc.c: Get system includes, prototypes and macros via "system.h"
2033 instead of doing it manually. Change all calls of the ctype
2034 macros to custom versions defined in "system.h".
2036 * system.h: Fix return type of bcmp prototype from `void' to `int'.
2037 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
2038 Add a prototype for getenv.
2040 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
2042 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
2044 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
2046 * alias.c: Include <stdlib.h> and <string.h>.
2047 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
2049 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
2051 * version.c: Bump for snapshot.
2053 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
2055 * arm.md (movsfcc): Also validate operands[3] when compiling hard
2057 (movdfcc): Only accept fpu_add_operand for operands[3].
2059 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
2060 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
2062 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
2064 * varasm.c (output_constant_pool): Bring back 'done' label inside
2065 an appropriate #ifdef.
2067 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
2069 (bitmap_copy, bitmap_operation): Likewise.
2070 * combine.c (combinable_i3pat): Similarly for 'src'.
2071 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
2072 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
2073 * regclass.c (copy_cost): Similarly for 'secondary_class'.
2074 * reload.c (make_memloc): Simliarly for 'i'.
2075 (find_reloads_address_1): Similarly for 'link'.
2076 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
2077 (emit_reload_insns): Similarly for 'second_reloadreg'.
2078 * unroll.c (iteration_info): Similarly for 'v'.
2080 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
2081 * calls.c (expand_call): Similarly for 'i'.
2082 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
2083 * fold-const.c (strip_compund_expr): Similarly for 'type'.
2084 * function.c (fixup_var_refs_1): Similarly for 'width'.
2085 (fixup_memory_subreg): Similarly for 'saved'.
2086 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
2087 (setjmp_protect): Similarly for 'sub'.
2088 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
2089 * loop.c (record_giv): Similarly for 'p'.
2090 (combine_givs): Similarly for 'temp_iv'.
2091 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
2092 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
2093 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
2094 * unroll.c (unroll_loop): Similarly for 'copy'.
2095 (iteration_info): Similarly for 'b'.
2096 * varasm.c (assemble_string): Similarly for 'i'.
2097 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
2099 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
2101 * dwarf2out.c (decl_scope_node): New type.
2102 (decl_scope_table): Change type to use it.
2103 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
2104 (push_decl_scope): Use new type. New locals containing_scope, i.
2105 Add code to handle setting previous field.
2106 (scope_die_for): Change type of local i to int. Add code to use
2108 (dwarf2out_init): Use new type.
2110 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
2112 * except.c (emit_throw): Lose throw_used.
2114 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2116 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
2118 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
2120 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
2122 * genextract.c (main): Fix typo.
2124 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
2126 * c-lang.c (finish_file): Bracket declaration of static_ctors,
2129 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
2130 'old_stack_arg_under_construction'
2131 (emit_library_call): Bracket declaration of 'upper_bound',
2132 'lower_bound', 'i', 'reg_parm_stack_space'
2133 (emit_library_call_value): Likewise.
2136 * collect2.c: include <unistd.h> when appropriate.
2137 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
2139 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
2141 * explow.c (plus_constant_for_output_wide): Remove unused variable
2143 (memory_address): Remove unused variable 'orig_x'.
2145 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
2146 (write_const_num_delay_slots): Remove unused variable 'i'.
2148 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
2149 (gen_insn): Remove unused variable 'obstack_ptr'.
2151 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
2153 (__bb_exit_trace_func): Remove unused variable 'e'.
2155 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
2157 (expand_unop): Remove unused variable 'funexp'.
2158 (expand_complex_abs): Remove unused variable 'funexp'.
2159 (init_optabs): Bracket declaration of 'j'.
2160 (init_complex_libfuncs): Deleted. Dead static function.
2162 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
2164 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
2165 (reg_to_stack): 'initialized', 'before_function_beg'
2166 explictly type as ints instead of defaulting.
2167 (emit_swap_insn): Remove unused variable 'i2'.
2168 (compare_for_stack_reg): Remove unused variable 'src_note'.
2170 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
2172 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
2174 * stmt.c (add_case_node): Add parens for assignment used as truth.
2175 (all_cases_count): Remove unused variable 'count_high'.
2176 (mark_seen_cases): Remove unused variable 'i'.
2177 (check_for_full_enumeration_handling): Remove unused variable 't'.
2178 Bracket declaration of 'all_values', 'l'.
2180 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
2182 * varasm.c (assemble_string): Remove unused variable 'i'.
2183 (immed_double_const): Remove unused variable 'in_current_obstack'.
2184 (immed_real_const_1): Likewise.
2185 (output_constant_pool): Remove unreferenced label 'done'.
2186 (output_constant): Remove unused variable 'x'.
2188 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
2191 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
2194 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2196 * combine.c (can_combine_p): Handle USEs in PARALLELs.
2198 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
2200 * config/linux.h (LIB_SPEC): Add -lc for -shared if
2201 USE_GNULIBC_1 is not defined.
2202 * config/sparc/linux.h; Ditto.
2204 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
2206 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
2207 USE_GNULIBC_1 is not defined.
2209 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2211 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
2214 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2216 * system.h: New file to get common systems includes and various
2217 definitions and declarations based on autoconf macros.
2219 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
2221 * cccp.c (new_include_prefix): Correctly handle -I./.
2223 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
2225 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
2227 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
2229 * expr.c (expand_assignment): Correct typo exposed by -Wall.
2230 offset should have been a truth value, not an assignment.
2232 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
2234 * cse.c (delete_dead_from_cse): If a libcall produces a constant
2235 result and that result can be substituted into SET_SRC of the
2236 insn with the REG_RETVAL note, then perform the substitution
2237 and delete the libcall.
2239 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
2241 * mips.md (trucndihi2,truncdiqi2): Change these to support
2244 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
2246 * mips/mips.c (movdi_operand): Direct referances to symbols
2247 that arn't mips16 consts in mips16 mode arn't valid operands.
2249 * mips/mips.c (mips_move_2words): Add gprel handling.
2251 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
2253 * mips.md (extendsidi2): Allow extension to/from a non-mips16
2256 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
2258 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
2261 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * Makefile.in (WARN_CFLAGS): New variable.
2264 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
2266 1998-02-11 Mark Mitchell <mmitchell@usa.net>
2268 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
2269 falling through default case in switch.
2270 (i386_aligned_p): Likewise.
2272 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
2274 * mips/mips.h (mips_abi_string): Correct typo in comment.
2276 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
2278 * mips/mips.md (movdi): These PLUS's need to be Pmode.
2280 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2282 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
2283 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
2284 indirectly via expr.h.
2286 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
2288 * stor-layout.c (layout_type): Do upper - lower in the native type,
2289 so as to properly handle negative indices.
2291 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
2293 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
2294 (expand_eh_region_start_tree): Remove unused variable 'note'.
2295 (exception_optimize): Remove unused variable 'regions'.
2296 (expand_builtin_eh_stub): Remove unused variable 'temp'.
2297 (copy_eh_entry): Deleted. Dead function.
2299 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
2300 'last' with same #if HAVE_load_multiple as use of it.
2301 (move_block_from_reg): Likewise.
2302 (emit_move_insn_1): Remove unused variable 'insns'.
2303 (store_constructor): Bracket declaration of startb, endb with
2304 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
2305 'target', and 'xtarget'.
2306 (expand_builtin_setjmp): Remove unused variables 'op0',
2307 'next_arg_reg', 'old_inhibit_defer_pop'.
2308 (expand_builtin): Remove unused variable 'offset'.
2309 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
2310 (emit_queue): Add parens for assignment used as conditional.
2311 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
2313 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
2315 * i386.c: Added include for recog.h.
2316 (override_options): Removed unused variable p. Initialized regno to
2318 (order_regs_for_local_alloc): Initialized regno to avoid warning.
2319 (legitimize_address): Likewise for 'other'.
2320 (i386_aligned_reg_p): Added default case with abort ().
2321 (print_operand): Likewise.
2322 (reg_mentioned_in_mem): Likewise.
2323 (ix86_expand_binary_operator): Removed unused variables i & insn.
2324 (ix86_expand_unary_operator): Removed unused variable insn.
2325 (output_fp_cc0_set): Removed unused variable unordered_label.
2327 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
2329 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
2330 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
2331 and format string match.
2333 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
2335 * flow.c (life_analysis): Do not conside the stack pointer live at
2336 the end of a function if the fucntio ncalls alloca.
2337 (mark_used_regs): Similarly.
2339 1998-02-10 John F Carr <jfc@mit.edu>
2341 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
2342 1, fzero on alternative 8.
2344 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2346 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
2348 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2350 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
2351 SUBREGs of CONST_INTs.
2353 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
2355 * mips.c (print_operand, function_prologue): Make printf format
2356 match argument type.
2358 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2360 * alpha.c (alpha_return_addr): Remove unused variable `first'.
2361 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
2362 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
2364 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2366 * loop.c (strength_reduce): When placing increment for auto-inc
2367 case, do comparison in loop order.
2369 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
2371 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
2372 not a HOST_WIDE_INT.
2374 * calls.c (expand_call): Change test of expand_inline_function
2375 return value to stop compiler warning.
2377 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
2379 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
2380 Jeff Law (law@cygnus.com)
2382 * regmove.c: Fix various minor formatting problems.
2383 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
2384 is true. Make end of basic block tests consistent through regmove.c.
2385 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
2386 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
2388 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2390 * gansidecl.h: Check for a conflicting macro definition before
2391 attempting to prototype bcopy, bcmp or bzero.
2393 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
2395 * expr.c (clear_pending_stack_adjust): Handle case where a function
2396 calls alloca, but the user has specified -fomit-fframe-pointer.
2398 * function.c (assign_parms): Fix typo in last change.
2400 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
2402 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
2404 (free_path_suffix): Remove unreferenced static function.
2405 (process_command): Remove unused variable temp.
2406 (default_arg): Remove unused variable i.
2407 (do_spec_1): Add parens for assignment used as truth value.
2409 (validate_all_switches): Likewise.
2410 (main): Remove unused variables i, first_time>
2412 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
2414 * calls.c (expand_call): Remove unused variables funtree,
2415 n_regs, and tmpmode.
2417 * dbxout.c, except.c: Include <string.h>/<strings.h>.
2419 * explow.c: (plus_constant_for_output_wide) Removed unused
2420 variable all_constant.
2422 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
2423 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
2424 genrecog.c, global.c, integrate.c , stupid.c : Include
2427 * genextract.c: (walk_rtx) Remove unused variable link.
2429 * genrecog.c: (concat) Remove unreferenced static function.
2431 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
2433 * stmt.c: Include <stdlib.h>.
2434 (expand_asm_operands): Remove unused variable val1.
2435 (expand_return): Remove unused variable block.
2436 (pushcase): Remove unused variables l and n.
2437 (pushcaserange): Likewise.
2439 * unroll.c (unroll_loop): Remove unused variable temp.
2441 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
2443 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
2445 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2447 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
2448 functions for whether they support the %p format specifier.
2449 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
2450 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
2451 * configure, config.in: Rebuild.
2453 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
2455 * function.c (assign_parms): New variable named_arg, with value
2456 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
2458 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
2460 * mips/t-r3900: New - same as t-ecoff but eliminate
2461 multilibs: mips1 and mips3.
2462 * configure.in (tx39*): Use new mips/t-r3900.
2463 * configure: Rebuild.
2464 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
2466 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
2468 * dwarf2out.c: Add old_args_size.
2469 (dwarf2out_args_size): Use it.
2470 (dwarf2out_begin_prologue): Initialize it.
2471 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
2472 pushed args until we see a call.
2473 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
2474 before outputting them.
2476 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
2478 * cplus-dem.c (demangle_template_template_parm): New function.
2479 (demangle_template): Handle template template parameters.
2481 1998-02-02 Mark Mitchell <mmitchell@usa.net>
2483 * calls.c (expand_call): Don't confuse member functions named
2484 realloc, setjmp, and so forth with the standard library
2485 functions of the same names.
2487 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
2489 * stmt.c (expand_asm_operands): Correctly identify asm statements
2492 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
2494 * c-common.c (decl_attributes): Flag unrecognized attribute
2495 functions as warnings instead of as errors.
2497 1998-02-05 Marc Lehmann <pcg@goof.com>
2499 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
2500 when -Os is specified.
2501 * toplev.c (main): Don't disable flag_inline_functions anymore when
2504 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2506 * regmove.c: Update.
2507 * flags.h (flag_regmove): Declare.
2508 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
2509 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
2510 Moved into regmove; changed caller.
2511 * toplev.c (rest_of_compilation): Call regmove_optimize also for
2512 expensive_optimizations.
2514 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
2516 * version.c: Bump for snapshot.
2518 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2519 Undo this change (the problem was actually in reload):
2520 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2522 * sh.md (movqi_i+1): New peephole.
2524 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
2526 * jump.c (jump_optimize): Lose calls to modified_in_p they are
2527 not needed anymore due to changes elsewhere in jump.c.
2529 * jump.c (jump_optimize): Fix first arg to modified_in_p in
2532 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
2534 * expr.c (expand_builtin_setjmp): Accept two new arguments for
2535 the labels to branch to on first and subsequent executions. Don't
2536 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
2537 and provide it with the jmp_buf. Use only one of
2538 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
2539 and provide the former with the target label.
2540 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
2541 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
2542 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
2543 insn to replace all of the normal nonlocal_goto code. Don't play
2544 with __dummy. Correct arguments to nonlocal_goto.
2545 * expr.h (expand_builtin_setjmp): Update prototype.
2546 * except.c (start_dynamic_handler): When using builtin_setjmp,
2547 generate more accurate flow information.
2549 * alpha.md (nonlocal_goto_receiver_osf): Delete.
2550 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
2551 (builtin_longjmp, builtin_setjmp_receiver): New.
2552 * sparc.md (update_return): Disambiguate unspec number.
2553 (nonlocal_goto): Rearrange arguments to match caller in except.c.
2554 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
2556 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
2557 (builtin_setjmp_setup*, builtin_longjmp): New.
2559 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
2561 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
2563 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
2565 * vmsconfig.com: Remove bytecode references.
2567 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2569 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
2570 -fno-sjlj-exceptions works for a target that defines
2571 DWARF2_UNWIND_INFO as zero.
2573 * regmove.c (fixup_match_1): Undo last change which removed some
2574 "useless" code, and add a comment explaining this.
2576 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
2578 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
2581 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
2583 * makefile.vms: Remove bytecode references.
2584 Create genrtl files.
2586 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
2588 * jump.c (jump_optimize): Allow conditional loading of floating point
2589 constants and constants from memory. Reinstalled modified_in_p tests.
2591 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2593 * loop.c (get_condition): Handle sign-extended constants.
2595 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
2597 * expr.c (emit_push_insn): Add code to use movstrti if present.
2599 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
2600 and movstrqi as in emit_block_move ().
2602 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
2604 * config/m68k/x-next: Remove /NextDeveloper/Headers from
2605 the directories to fixinclude - /usr/include is a link
2606 to it and hence its contents are fixed by default.
2608 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
2610 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
2612 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
2614 * cccp.c (main): Predefine __VMS_VER on VMS.
2616 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2618 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
2619 * fold-const.c (size_int): Replace with
2621 (make_bit_field_ref): Use bitsize_int for bit position.
2622 * stor-layout.c (sizetype): Delete.
2623 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
2624 (layout_record, layout_union, layout_type):
2625 Use bitsize_int for bit size.
2626 (set_sizetype): New function.
2627 (make_signed_type, make_unsigned_type): Use it.
2628 * c-decl.c (init_decl_processing): Likewise.
2629 * tree.h (size_int): Don't delcare, #define.
2630 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
2631 (set_sizetype): Declare.
2632 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
2634 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
2635 Convert result to sizetype.
2636 (really_start_incremental_init, push_init_level):
2637 Set type of constructor_bit_index to sbitsizetype.
2638 (push_init_level): Use unsigned arithmetic to determine padding.
2639 (output_init_element): Likewise.
2641 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
2643 * combine.c (simplify_shift_const): Fix typo in last change.
2645 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
2647 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
2648 is (truncate (lshiftrt)).
2650 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
2652 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
2653 Make sure result winds up in TGT.
2654 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
2655 src to be other than DImode.
2656 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
2657 (alpha_expand_unaligned_store_words): Likewise.
2658 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
2659 that source and destination are separately optimized for alignment.
2660 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
2662 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
2664 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
2665 with handling of -32768.
2667 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2669 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
2670 shell variable argument instead of only hard coded functions.
2671 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
2673 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
2674 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
2675 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
2676 declarations for bcopy, bcmp and bzero.
2678 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
2680 * gansidecl.h: If we have bcopy but don't declare it, then do so.
2681 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
2682 bzero, index and rindex if they aren't already present.
2684 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
2686 * toplev.c (close_dump_file): Wrap function prototype for
2687 argument "func" in PROTO.
2688 (dump_rtl): Likewise.
2690 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
2692 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
2694 (output_function_epilogue): Omit epilogue if nothing drops through.
2695 (output_move_double): Supress int ldd usage on ultrasparc and v9.
2696 (registers_ok_for_ldd_peep): Likewise.
2697 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
2698 (ultrasparc_adjust_cost): New function.
2699 (sparc_issue_rate): New function.
2700 * sparc.h (MASK_VIS, TARGET_VIS): New
2701 (MASK_V8PLUS, TARGET_V8PLUS): New.
2702 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
2703 (TARGET_SWITCHES): Add vis and v8plus.
2704 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
2705 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
2706 (RTX_COSTS): Use TARGET_HARD_MUL
2707 (ADJUST_COST): Call ultrasparc_adjust_cost.
2709 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
2710 of load & fp appropritely.
2711 (supersparc function units): Adjust for Haifa.
2712 (ultrasparc function units): Likewise.
2713 (get_pc_via_rdpc): All v9, not just arch64.
2714 (movdi_v8plus, movdi_v8plus+1): New.
2715 (adddi3_sp32+1): New.
2716 (subdi3_sp32+1): New.
2717 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
2718 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
2719 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
2720 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
2721 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
2722 (ldd peepholes): Suppress for v9.
2723 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
2724 (return_subsi): Revmove.
2726 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
2728 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
2729 save/restore MEM rtl.
2731 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
2733 * configure.in: Check for declaration of abort.
2734 * acconfig.h: Corresponding changes.
2735 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
2738 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
2740 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
2743 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
2745 * version.c: Bump for snapshot.
2747 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
2749 * configure.in: Check for atoq and atoll.
2750 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
2751 proper routine for converting ascii into long long values.
2753 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
2755 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
2757 * vmsconfig.com: Remove bytecode references.
2759 * alpha/vms.h (PREFIX): Define.
2761 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2763 * am-alpha.h: Don't include alloca for OPEN_VMS.
2765 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
2767 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
2768 (GCC_INCLUDE_DIR): Define
2770 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
2771 * makefile.vms: New file.
2773 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
2775 * alpha.c (output_prolog): Output '.name' directive
2776 for minimal traceback information.
2778 * alpha.c (output_prolog): Don't prepend entry point symbols
2779 with '$' on OPEN_VMS.
2781 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
2782 Jeffrey A Law (law@cygnus.com)
2784 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
2787 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
2789 * genemit.c (gen_exp): Likewise.
2790 * genpeep.c (match_rtx): Likewise.
2791 * genrecog.c (write_tree_1): Likewise.
2793 * c-lex.c (yyprint): Use proper format string based upon
2794 disposition of HOST_BITS_PER_WIDE_INT.
2795 (yylex): Put casts in right place for args to build_int_2.
2797 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
2799 * combine.c: Fix typos in Jan27 changes.
2801 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
2803 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
2804 (LINK_SPEC): Likewise.
2805 (STARTFILE_SPEC): Likewise.
2807 1998-01-28 Mike Stump <mrs@wrs.com>
2809 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
2811 * genattrtab.c (reload_completed): Define.
2813 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
2816 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2818 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
2819 SUBREG_REG if the word count is unchanged, also in the input reload
2820 case. Disable non-applicable sanity checks.
2822 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
2824 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2826 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
2828 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
2830 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
2832 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
2833 is a TREE_VEC before trying to use it for baseclasses.
2834 (Chill uses the same field for a different purpose.)
2836 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
2838 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
2840 * config.sub: More accurate determination of HP processor types.
2842 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
2845 prototype for `handle_sysv_pragma', and make it static. Add
2846 parentheses around assignment used as truth value.
2848 * combine.c (combine_instructions): Protect variable `prev' with
2850 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
2851 (extract_left_shift): Add parentheses around operand of &.
2852 (merge_outer_ops): Avoid an empty body in an else-statement.
2853 (gen_rtx_combine): Remove unused variable `i'.
2855 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
2856 function monstartup `void'. Likewise for internal_mcount. Add
2857 `static void' prototype for moncontrol. Reconcile sprintf format
2860 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
2861 Make return type of function_arg_slotno explicitly `int'.
2862 (reg_unused_after): Add parentheses around assignment used as
2864 (save_regs): Add explicit braces to avoid ambiguous `else'.
2865 (function_arg_slotno): Add parentheses around && within ||.
2866 (function_arg_pass_by_reference): Likewise.
2867 (sparc_flat_output_function_prologue): Reconcile fprintf format
2870 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
2871 assignment used as truth value.
2873 * cplus-dem.c: Include <stdlib.h>.
2874 (demangle_signature): Avoid an empty body in an else-statement.
2875 (do_type): Remove unused variable `lvl'.
2877 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
2878 Include <string.h>/<strings.h>.
2879 (cpp_lex): Remove unused variable `namelen'.
2880 (cpp_lex): Explicitly declare `num_chars' as an int.
2882 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
2883 <unistd.h> instead. Explicitly declare is_system_include
2885 (make_assertion): Remove unused variable `kt'.
2886 (cpp_expand_to_buffer): Hide variable `obuf'.
2887 (output_line_command): Remove unused variables, `line_end',
2888 `line_cmd_buf' and `len'.
2889 (macarg): Remove unused variable `arg_start'.
2890 (special_symbol): Remove unused variable `i'. Add parentheses
2891 around assignment used as truth value.
2892 (do_include): Remove unused variables `pcfname' and `retried',
2893 hide `pcf' and `pcfbuflimit'.
2894 (do_line): Remove unused variable `i'.
2895 (finclude): Hide variable `missing_newline'.
2896 (cpp_handle_options): Remove unused variable `j'.
2897 (read_token_list): Remove unused variable `eofp'.
2898 (cpp_error_with_line): Remove unused variable `i'.
2899 (cpp_warning_with_line): Likewise.
2900 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
2901 (cpp_error_from_errno): Remove unused variable `i'.
2903 * cse.c (invalidate): Add parentheses around assignment used as
2905 (find_best_addr): Move declaration of variable `our_cost' inside
2906 the conditional macro where its used.
2907 (fold_rtx): Avoid an empty body in an if-statement.
2908 (cse_insn): Wrap variables `this_insn_cc0_mode' and
2909 `this_insn_cc0' in macro HAVE_cc0.
2911 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
2912 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
2913 (output_uleb128): Likewise.
2914 (output_sleb128): Likewise.
2915 (output_cfi): Likewise.
2916 (output_call_frame_info): Remove unused variables `j', `fde_size'
2918 (comp_unit_has_inlines): Hide declaration as per rest of file.
2919 (size_of_line_prolog): Correct typo in prototype.
2920 (add_arange): Likewise.
2921 (output_aranges): Likewise.
2922 (add_name_and_src_coords_attributes): Likewise.
2923 (gen_array_type_die): Likewise.
2924 (gen_inlined_subroutine_die): Likewise.
2925 (equate_decl_number_to_die): Remove unused variable `i'.
2926 (print_die): Reconcile format vs. args in fprintf's.
2927 (print_dwarf_line_table): Likewise.
2928 (output_die): Likewise.
2929 (output_line_info): Likewise.
2930 (add_subscript_info): Avoid an empty body in an else-statement.
2931 (gen_subprogram_die): Remove unused variable `fp_loc'.
2933 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
2934 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
2935 macro. Protect `src_coords_attribute' prototype with
2936 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
2937 prototype as in the rest of the file. Likewise for
2938 `output_pointer_type_die' and `output_reference_type_die'. Remove
2939 prototype for `type_of_for_scope'.
2940 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
2941 (type_attribute): Add explicit braces to avoid ambiguous `else'.
2943 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
2944 (shorten_branches): Protect declaration of tmp_length with
2945 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
2946 (profile_function): Protect declaration of `sval' and `cxt'
2947 variables with appropriate macros.
2948 (final_scan_insn): Likewise for `note' variable. Add explicit
2949 braces to avoid empty body in an if-statement.
2950 (output_asm_insn): Move variable `i' inside macro conditional
2951 where it is used. Add parentheses around assignment used as truth
2953 (asm_fprintf) Likewise, likewise.
2955 * fix-header.c (main): Remove unused variable `done'. Protect
2956 declaration of `i' with FIXPROTO_IGNORE_LIST.
2958 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
2960 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
2963 * profile.c: Include <string.h>/<strings.h>.
2964 (instrument_arcs): Remove unused variables `note', `inverted',
2965 `zero' and `neg_one'.
2966 (branch_prob): Avoid empty body in an if-statement.
2968 * regclass.c: Include <stdlib.h>.
2969 (reg_alternate_class): Explicitly declare parameter `regno'.
2971 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
2972 parentheses around assignment used as truth value.
2973 (find_matches): Remove unused variables `output_operand' and
2975 (fixup_match_1): Remove statement with no effect: "if (0) ;".
2977 * scan.c (sstring_append): Explicitly declare `count' as int.
2978 (scan_string): Explicitly declare parameter `init' as int.
2980 * sched.c: Include <stdlib.h>.
2981 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
2982 (rank_for_schedule): Add parentheses around assignment used as
2984 (schedule_block): Likewise.
2985 (regno_use_in): Likewise.
2986 (schedule_insns): Remove unused variable `i'.
2988 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
2989 (v_message_with_decl): Remove unused variable `n'.
2990 (botch): Explicitly declare parameter `s' as char *.
2991 (main): Add parentheses around assignment used as truth value.
2993 * tree.c (make_node): Protect the variable `kind' with the
2994 GATHER_STATISTICS macro.
2995 (real_value_from_int_cst): Move variable `e' inside conditional
2996 macro area where it is used.
2997 (tree_last): Add parentheses around assignment used as truth value.
2998 (build1): Protect the variable `kind' with the GATHER_STATISTICS
3000 (print_obstack_statistics): Reconcile format vs. args in fprintf.
3001 Protect variables `i', `total_nodes', and `total_bytes' with the
3002 GATHER_STATISTICS macro.
3004 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
3006 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
3007 some comments regarding use of dead_or_set_p.
3009 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
3011 * fixincludes: Tweak fix for struct exception in math.h
3013 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
3015 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
3016 Change mode of registers used to add/sub from
3017 hard_frame_pointer_rtx from word_mode to Pmode.
3019 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
3021 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
3022 asm_output_aligned_bss() instead of asm_output_bss().
3024 * toplev.c (rest_of_compilation): Replace references to
3025 stack_reg_dump_file and dbr_sched_dump_file with references to
3028 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
3030 * tlink.c (scan_linker_output): Call fclose() for opened files.
3032 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
3034 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
3035 compiling with -fpic -- we want to be able to override symbols
3037 (alpha_expand_block_move): Fix thinko in last change.
3039 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
3040 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
3041 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
3043 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
3045 * alpha.md (abssf, absdf): Revert last change.
3047 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
3049 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
3050 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
3052 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
3054 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
3055 a CONST_INT into SFmode.
3057 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
3059 * flags.h: New flag (optimize_size).
3060 * toplev.c (main): Parse -Os option and set optimize_space
3062 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
3063 __OPTIMIZE_SIZE__ when compiling with -Os.
3064 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
3065 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
3066 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
3068 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
3070 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
3072 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
3073 stuff only if MCT_TEXT is #define'd.
3075 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
3077 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
3080 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
3082 * toplev.c: Add -dM command line option to dump RTL after the
3083 machine dependent reorganisation pass, if there is one.
3084 Reorganise RTL dump code, so that only one file handle is
3087 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3089 * except.c (check_exception_handler_labels): Disable warning when
3092 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
3094 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
3096 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3098 * c-decl.c (grokdeclarator): Get parameter tags from
3099 last_function_parm_tags.
3100 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
3101 traversing the parameter types.
3102 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
3104 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
3106 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
3108 (get_shift_alg): Fix typo.
3110 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
3112 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
3114 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
3116 * toplev.c (get_run_time): Make sure each case gets its variables.
3118 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
3120 * configure.in (build_xm_file): Add auto-config.h if host=build.
3121 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
3122 (build_xm_file_list): Likewise.
3123 * configure: Rebuild.
3125 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3127 * recog.c (validate_replace_rtx_1): Only perform substitutions
3128 of arguments to commutative and comparison operators once.
3130 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3132 * sparc.c (output_cbranch): Add default case in
3135 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
3136 (emit_delay_sequence): Eliminate unused parameter, all callers
3138 (fill_simple_delay_slots): Likewise.
3139 (fill_slots_from_thread): Likewise.
3140 (fill_eager_delay_slots): Likewise.
3141 (mark_referenced_resources): Add default case in enumeration switch.
3142 (mark_set_resources): Likewise.
3143 (rare_destination): Likewise.
3144 (mostly_true_jump): Likewise.
3145 (find_dead_or_set_registers): Likewise.
3146 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
3147 (update_reg_unused_notes): Remove unused variable `p'.
3148 (mark_target_live_regs): Remove unused variables `next' and
3150 (fill_simple_delay_slots): Remove unused variable `j'.
3151 (fill_slots_from_thread): Add parentheses around assignment used
3153 (dbr_schedule): Likewise.
3155 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
3156 (objc.stage2, objc.stage3, objc.stage4): Likewise.
3158 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
3160 * cse.c (simplify_ternary_operation): Don't try to simplify
3161 IF_THEN_ELSE expressions (created by combine) that don't use
3162 relational operators.
3164 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
3166 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
3169 * crtstuff.c (init_dummy): Keep the epilogue in the init
3170 section for non-ELF systems.
3172 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3174 * sh.md (movqi_i+1): New peephole.
3176 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
3178 * Makefile.in: Remove remaining bytecode stuff.
3179 * emit-rtl.c, expr.c: Likewise.
3181 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
3183 * toplev.c (lang_options): Add unknown-pragma options.
3185 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
3187 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
3188 special (and incomplete) handling for Chill arrays.
3190 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
3192 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
3195 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
3197 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
3199 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
3201 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
3202 .frame directive instead of FRAME_POINTER_REGNUM.
3204 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
3206 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
3207 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
3208 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
3209 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
3210 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
3211 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
3212 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
3213 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
3215 * longlong.h: Replace __mc68332__ with __mcpu32__.
3217 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
3219 * version.c: Bump for snapshot.
3221 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
3223 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
3224 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
3225 * reload1.c (eliminate_regs): Likewise.
3227 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
3229 * regmove.c (find_matches): Initialize matches->earlyclobber too.
3231 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
3233 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
3234 (negsf2, negdf2): Use proper subtract in IEEE mode.
3236 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
3238 * Makefile.in: Remove more bytecode stuff.
3239 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
3240 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
3241 * f/install.texi, objc/Make-lang.in: Likewise.
3243 * Makefile.in: Remove all bytecode support.
3244 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
3245 * emit-rtl.c: Remove all bytecode support.
3246 * expr.c, expr.h function.c, integrate.c: Likewise.
3247 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
3248 * tree.h, varasm.c: Likewise.
3249 * config/m68k/m68k.h: Likewise.
3250 * bi-*, bc-*, bytecode*: Delete bytecode related files.
3251 * modemap.def: Likewise.
3253 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
3255 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
3256 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
3258 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
3260 * i386.md (push): Prohibit symbolic constants if flag_pic.
3261 (movsi+1): Likewise for move to non-register.
3263 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
3265 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
3266 (print_operand): Handle 0xffffffff on 32 bit host.
3268 * configure.in (thread_file): Rename uses before main loop to
3269 target_thread_file. Initialize to empty in main loop. Set thread_file
3270 to target_thread_file after main loop if not set.
3271 * configure: Rebuild.
3273 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
3274 (add_values_to_cover): Revert last change (which had no ChangeLog
3276 (simplify_with_current_value_aux): Handle CONST_INT.
3278 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3280 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
3282 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
3284 * configure.in: Add cpp stringify test.
3285 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
3286 * gengenrtl.c: Use it.
3287 * configure, config.in: Rebuild.
3289 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3291 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
3293 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
3295 * configure.in: Find declaration for sbrk.
3296 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
3297 * config.in, configure: Rebuild.
3298 * mips-tfile.c: Properly protect declaration of sbrk and free.
3299 * toplev.c: Properly protect declaration of sbrk.
3301 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
3303 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
3305 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
3307 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
3309 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
3311 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
3313 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
3315 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
3316 constant offset computations from objects with known alignment in
3317 the presence of STACK_BIAS.
3319 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
3321 (const_hash): Hash val is unsigned long.
3322 (SYMHASH): Likewise.
3324 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
3326 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
3327 char pointer, not HOST_WIDE_INT.
3328 (print_node): Likewise. Also hash is unsigned long not
3331 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
3333 * explow.c (optimize_save_area_alloca): New function for targets
3334 where SETJMP_VIA_SAVE_AREA is true.
3335 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
3336 compute the amount of stack space needed should we find later that
3337 setjmp is never called by this function, stuff rtl for this inside
3338 a REG_NOTE of the final SET of stack_pointer_rtx.
3339 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
3340 current_function_calls_alloca, call optimize_save_area_alloca.
3342 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
3344 * i386.md: Remove redundant integer push patterns.
3345 Don't bother checking for TARGET_PUSH_MEMORY when
3346 pushing constants or registers.
3348 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3349 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
3351 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
3352 (pwait): New function for mingw32.
3354 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
3355 pipe support is broken for now.
3357 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
3359 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
3360 between frame_pointer_rtx, hard_frame_pointer_rtx, and
3361 arg_pointer_rtx is respected in initialization.
3362 (init_emit_once): Use gen_rtx_raw_REG() to create
3363 return_address_pointer_rtx.
3365 * reorg.c: #include "expr.h" for rtx prototypes.
3366 * Makefile.in (reorg.o): Depend on expr.h
3368 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
3370 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
3371 local_prefix to sub-make invocations.
3373 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
3375 * objc-parse.c: Recognize protocol qualifiers in class definitions.
3377 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
3381 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
3382 * configure.in: Check for atol.
3383 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
3385 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
3387 * loop.c (find_and_verify_loops): When attempting to move insns from
3388 inside the loop outside the loop, create a BARRIER if no suitable
3391 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
3392 favor of an equivalent change from gcc-2.8.
3394 * i386/x-sco5 (CC): Remove trailing whitespace.
3396 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
3399 (accessor_from_format): Likewise.
3400 (xmalloc): New function for use when linking with alloca.o.
3402 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3404 * frame.c (find_fde): Correct FDE's upper bound.
3406 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
3408 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
3410 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
3412 * calls.c (expand_call): Move #ifdef code out of macro argument
3414 (emit_library_call, emit_library_call_value): Likewise.
3416 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
3418 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
3420 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
3422 * version.c: Bump for snapshot.
3424 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
3426 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
3427 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
3428 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
3429 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
3430 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
3431 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
3432 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
3433 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
3434 * unroll.c, varasm.c: Likewise.
3435 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
3437 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
3439 * mips.h: Fix some type-o's from a previous change.
3441 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
3443 * loop.c (check_dbra_loop): Make sure initial value is a
3444 CONST_INT before trying to normalize it.
3446 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
3448 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
3450 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
3452 * cppexp.c: Include gansidecl.h
3454 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
3456 * svr4.h (LINK_SPEC): Never specify -h.
3457 * ptx4.h (LINK_SPEC): Likewise.
3458 * rs6000/sysv4.h (LINK_SPEC): Likewise.
3459 * sparc/sol2.h (LINK_SPEC): Likewise.
3461 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
3463 * c-typeck.c (comptypes): Exit early on NULL input.
3465 * haifa-sched.c (schedule_insns): Correctly remove inter-block
3466 dependencies after reload.
3468 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3470 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
3472 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
3474 * alpha/vms.h (DIR_SEPARATOR): define
3476 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3478 * Makefile.in (stamp-proto): Remove.
3479 (protoize.o, unprotoize.o): Straightforward compile.
3480 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
3482 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
3484 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
3485 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
3487 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
3489 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
3490 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
3491 * sparc/netbsd.h, vax/netbsd.h: Likewise.
3493 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
3495 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
3497 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
3499 * configure.in (target_cpu_default, target_cpu_default2): Use double
3500 quotes around them when testing their value.
3501 * configure: Rebuilt.
3503 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
3505 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
3507 (gendef): Call obstack_alloc_rtx.
3509 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
3511 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
3514 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
3516 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
3517 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
3518 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
3520 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
3522 * mips.md (return_internal): Change mode from SImode to VOIDmode.
3524 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
3526 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
3529 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
3531 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
3532 suffix from operand 3.
3534 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3535 Jeffrey A Law (law@cygnus.com)
3537 * regmove.c: New implementation of regmove pass.
3538 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
3539 decls, make them have external linkage. Return a value from
3540 optimize_reg_copy_1.
3541 * reload.h (count_occurrences): Add decl.
3542 * reload1.c (count_occurrences): Delete decl, make it have external
3544 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
3546 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
3548 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
3549 if it is not defined.
3551 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
3553 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
3554 * emit-rtl.c (gen_rtx): Move special code to ...
3555 (gen_rtx_CONST_INT): New function.
3556 (gen_rtx_REG): New function.
3557 (*): Update all calls to gen_rtx.
3558 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
3559 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
3560 (GEN_INT): Call gen_rtx_CONST_INT.
3561 * gengenrtl.c: New file.
3563 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
3565 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
3566 (base_alias_check): If no base found for address call canon_rtx and
3569 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
3571 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
3572 arguments for mips16.
3573 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
3574 Don't lose if tsize is zero after handling large stack for mips16.
3575 * mips.md (return): For trivial return, return address is in $31.
3577 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
3579 * mips/mips16.S: Various changes to make it work with -msingle-float
3582 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
3583 Ian Lance Taylor <ian@cygnus.com>
3584 Jeff Law <law@cygnus.com>
3586 * mips.c, mips.h, mips.md: First cut at merging in mips16
3587 support. Major modifications throughout all three files.
3589 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
3591 * configure.in: Make gthr-default.h a forwarding header instead of
3594 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3596 * gcov-io.h: Include sys/types.h to ensure we get size_t.
3598 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
3600 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
3601 Jeffrey A Law (law@cygnus.com)
3603 * crtstuff.c (__frame_dummy): New function for irix6.
3604 (__do_global_ctors): Call __frame_dummy for irix6.
3605 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
3607 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
3609 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
3611 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
3613 * c-decl.c (init_decl_processing): Provide proper fallback symbol
3614 for __builtin_memset.
3615 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
3616 not INTEGER_CST. Assert arg 3 is a constant.
3618 * alpha.c (mode_width_operand): Accept 64-bit modes.
3619 (mode_mask_operand): Likewise.
3620 (print_operand): Likewise for 'M' and 'U' codes.
3621 (alpha_expand_unaligned_load): New function.
3622 (alpha_expand_unaligned_store): Likewise.
3623 (alpha_expand_unaligned_load_words): Likewise.
3624 (alpha_expand_unaligned_store_words): Likewise.
3625 (alpha_expand_block_move): Likewise.
3626 (alpha_expand_block_clear): Likewise.
3627 * alpha.h (MOVE_RATIO): New define.
3628 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
3629 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
3631 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
3632 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
3634 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
3636 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
3637 * configure: Update.
3639 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
3641 * emit-rtl.c (operand_subword): Correctly handle extracting a word
3642 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
3644 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
3647 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
3649 * configure.in: Set and subsitute host_exeext. Use it when creating
3650 the assembler and linker symlinks.
3651 * configure: Rebuild.
3652 * Makefile.in (exeext): Set to @host_exeext@.
3653 (build_exeext): New variable, set to @build_exeext@.
3654 (FLAGS_TO_PASS): Pass down build_exeext.
3655 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
3658 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
3660 * mn10200.md (addsi3, subsi3): Fix thinkos.
3662 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
3664 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
3665 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
3666 unix always, since we want to be able to thunk to functions in a
3667 shared library from an application.
3669 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
3671 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
3672 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3674 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
3676 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3677 offset's mode is not ptr_mode, convert it.
3679 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
3681 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
3682 compiling if it was already defined.
3684 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
3686 * flow.c (find_basic_blocks): Don't create a new basic block
3687 for calls in a LIBCALL block.
3689 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
3691 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
3693 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
3695 * cse.c (rtx_cost): Remove conflicting default case.
3697 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
3699 * configure.in: Move default enabling of Haifa out of for loop.
3700 * configure: Rebuild.
3702 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
3704 * version.c: Bump for snapshot.
3706 1997-12-25 Teemu Torma <tot@trema.com>
3708 * Makefile.in (GTHREAD_FLAGS): New var.
3709 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
3710 (distclean): Remove gthr-default.h.
3712 * configure.in: Accept dce as a thread package.
3713 Check for thread.h and pthread.h.
3714 Link gthr-default.h to appropriate thread file and set
3716 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
3717 include multilib definitions from pa/t-dce-thr.
3718 (sparc-*-solaris2*): Enable threads by default, if thread.h or
3719 pthread.h is found, preferring posix threads over solaris ones.
3721 * config/pa/t-dce-thr: New file.
3722 * config/pa/t-pa: Removed multilibs.
3723 * config/sparc/t-sol2: Ditto.
3726 * gthr-single.h: New file.
3727 * gthr-posix.h: New file.
3728 * gthr-solaris.h: New file.
3729 * gthr-dce.h: New file.
3730 * libgcc-thr.h: Removed.
3731 * objc/thr-dce.c: New file copied from thr-decosf1.c.
3733 * frame.c: Include gthr.h instead of libgcc-thr.h.
3734 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
3735 (eh_context_initialize): If __gthread_once fails, use static eh
3737 (eh_context_free): Call __gthread_key_dtor.
3739 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
3741 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
3743 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
3745 * cse.c (max_insn_uid): New variable.
3746 (cse_around_loop): Use max_insn_uid.
3747 (cse_main): Set max_insn_uid.
3749 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
3750 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
3751 -mlong64, and -mgp{32,64} options.
3752 * mips.c (mips_abi): Change type to int.
3753 * mips.h (enum mips_abi_type): Delete.
3754 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
3755 (mips_abi): Change type to int.
3757 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
3759 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
3760 optimization is now always enabled.
3762 * calls.c (expand_call): Recognize C++ operator new as malloc-like
3765 * alias.c (memrefs_conflict_p): Eliminate tests now done by
3767 (*_dependence): Call canon_rtx before base_alias_check.
3768 (init_alias_once): New function to precompute set of registers which
3769 can hold Pmode function arguments.
3771 * rtl.h: Declare init_alias_once.
3773 * toplev.c (compile_file): Call init_alias_once.
3775 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
3777 * tree.c (restore_tree_status): Do not dereference a null pointer.
3779 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
3781 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
3782 RLIMIT_STACK. This maintains consistency with the recent, similar
3783 patch to cccp.c and toplev.c.
3785 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
3787 * genattrtab.c (expand_units): For large nr opclasses, expand
3788 function_units_used with ORX to prevent blowups. Tag with FFS.
3789 (num_unit_opclasses): New variable.
3790 (gen_unit): Update it.
3791 (enum operator): Add ORX_OP.
3792 (operate_exp): Treat ORX as or, except don't expand across an if.
3793 Reuse number rtx's after operating on them.
3794 (check_attr_value): Accept IOR, AND, & FFS.
3795 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
3796 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
3797 (write_expr_attr_cache, write_toplevel_expr): New functions.
3798 (write_attr_get): Handle FFS-tagged expressions.
3799 (make_canonical): Don't expand const attributes.
3800 (convert_const_symbol_ref): Dike out.
3801 (evaluate_eq_attr): Handle SYMBOL_REF.
3802 (main): Don't emit get_attr_foo for const attributes.
3804 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
3805 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
3806 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
3807 * alpha.md: Redo all of the scheduling, adding EV6 support, and
3808 combining function units where possible.
3809 (attr "type"): Split loads, stores, cmov into int/fp. Combine
3810 multiplies and divides. Add EV6 sqrt, ftoi, itof.
3811 (attr "opsize"): New attribute.
3812 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
3813 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
3814 to control register allocation.
3815 (movsi2-1, movdi2-1): Likewise.
3817 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
3819 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
3820 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
3821 Move OSF/1 specific defines out.
3822 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
3823 Move Linux specific defines out.
3824 (LINK_SPEC): Genericize.
3825 (ASM_FILE_START): Emit .arch if using more than the base insn set.
3826 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
3827 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
3828 (HANDLE_SYSV_PRAGMA): Define.
3829 * alpha/osf.h: New file.
3830 * alpha/linux.h: Split. Retain file-format independant defines.
3831 Import Linux bits from elf.h.
3832 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
3833 (FUNCTION_PROFILER): _mcount takes its address in $28.
3834 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
3835 * alpha/linux-ecoff.h: New file.
3836 * alpha/linux-elf.h: New file.
3837 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
3838 * alpha/win-nt.h (TARGET_DEFAULT): Define.
3839 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
3840 Add new headers as appropriate.
3842 * configure.in (alpha*): Enable Haifa by default.
3843 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
3844 * configure: Rebuild.
3846 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
3848 * Makefile.in (clean): Remove the stages with their objects here ...
3849 (distclean): ... instead of here.
3851 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3853 * cse.c (rtx_cost): Add default case in enumeration switch.
3854 * fix-header.c (recognized_macro): Likewise.
3855 (recognized_extern): Likewise.
3856 (write_rbrac): Likewise.
3857 * objc/objc-act.c (encode_aggregate): Likewise.
3858 (gen_declarator): Likewise.
3859 (gen_declspecs): Likewise.
3861 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
3863 * haifa-sched.c (create_reg_dead_note): Detect and handle another
3864 case where we kill more regs after sched than were killed before
3866 * sched.c (create_reg_dead_note): Similarly.
3868 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
3870 * c-pragma.c: Include flags.h.
3872 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
3874 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
3875 about system headers.
3876 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
3877 and also to resolve symbols in prefix.c.
3879 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
3880 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
3881 when the definitions in auto-config.h is not visible.
3882 (HAVE_BZERO): Likewise.
3883 (HAVE_BCMP): Likewise.
3884 (HAVE_RINDEX): Likewise.
3885 (HAVE_INDEX): Likewise.
3887 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
3889 * pa.c (emit_move_sequence): Handle a function label source
3892 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
3894 * c-pragma.c (handle_pragma_token): Generate warning messages
3895 about unknown pragmas if warn_unknown_pragmas is set.
3897 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
3898 line option to set variable: warn_unknown_pragmas.
3900 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
3902 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
3904 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
3906 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
3908 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
3909 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
3910 generate more fine grained floating point emulation libraries.
3911 * config/fp-bit.c: Add protecting #ifdef to all functions so
3912 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
3913 then compile all suitable functions.
3914 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
3915 underscores to avoid namespace pollution.
3916 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
3918 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
3922 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3923 Jeff Law <law@cygnus.com>
3925 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
3927 * c-decl.c (finish_decl): Use parentheses around && within ||.
3928 * rtl.c: Include stdlib.h.
3929 (read_skip_spaces): Add parentheses around assignments used as
3931 (read_rtx): Initialize list_rtx.
3932 * cppexp.c (parse_number): Use || when operands are truth values.
3933 * alias.c (find_base_value): Add default case.
3934 (memrefs_conflict): Likewise.
3935 * combine.c (sets_function_arg_p): Likewise.
3936 * genemit.c (gen_exp): Likewise.
3937 * local-alloc.c (contains_replace_regs): Likewise.
3938 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
3939 * fold-const.c (fold_convert): Use "&&" for truth values.
3940 (fold): Add default case.
3941 * sdbout.c (sdbout_field_types): Fix typo in declaration.
3942 (sdbout_one_type): Add default case.
3943 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
3944 (some_operand): Add default case.
3945 (input_operand): Likewise.
3946 (signed_comparison_operator): Likewise.
3947 (divmod_operator): Likewise.
3948 (alpha_set_memflags_1): Likewise.
3949 * reload1.c (reload_cse_simplify_operands): Ensure function
3950 always returns a value.
3951 * scan-decls.c (scan_decls): Likewise.
3952 * c-lex.c (skip_white_space): Fix typo in declaraion.
3953 * c-typeck.c (comp_target_types): Add parentheses around assignment
3954 used as truth value.
3955 (print_spelling): Likewise.
3956 (constructor_implicit, constructor_result): Remove unused variables.
3957 * collect2.c (scan_library): Protect prototype with
3958 #ifdef SCAN_LIBRARIES.
3959 * emit-rtl.c (find_line_note): Fix typo in declaration.
3960 * final.c (asm_insn_count): Protect prototype with
3961 #ifdef HAVE_ATTR_length.
3962 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
3963 (try_pre_increment_1, try_pre_increment): Likewise.
3964 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
3965 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
3966 * gcov-io.h (__store_long, __write_long, __read_long): Fix
3967 unsigned/signed comparisons.
3968 * gcov.c (read_files): Remove unused "first_type" variable.
3969 (scan _for_source_files): Initialize s_ptr.
3970 (function_summary): Eliminate "%lf" formatting, use %ld for
3972 (output_data): Initialize branch_probs and last_line_num.
3973 Eliminate "%lf" formatting, use "%ld" for longs.
3975 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
3977 * mips16.S: New file.
3979 * libgcc2.c (varargs): Handle mips16.
3981 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
3983 * stmt.c (expand_end_case): Likewise.
3984 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
3985 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
3986 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
3988 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3990 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
3991 the build directory.
3992 (libobjc.a): Update dependency list.
3993 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
3995 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
3996 (objc.mostlyclean): Remove runtime-info.h.
3998 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
4000 * tree.c (build_range_type): Allow creation of ranges with no maximum.
4001 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
4002 * dwarf2out.c (add_subscript_info): Likewise.
4003 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
4004 * sdbout.c (plain_type_1): Likewise.
4005 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
4007 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
4010 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4012 * mips.c (fatal): Remove declaration.
4014 1997-12-18 Mark Mitchell <mmitchell@usa.net>
4016 * integrate.c (get_label_from_map): New function.
4017 (expand_inline_function): Use it. Initialize the label_map to
4018 NULL_RTX instead of gen_label_rtx.
4019 (copy_rtx_and_substitute): Use get_label_from_map.
4020 * integrate.h (get_label_from_map): New function.
4021 (set_label_from_map): New macro.
4022 * unroll.c (unroll_loop): Use them.
4023 (copy_loop_body): Ditto.
4025 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
4027 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
4028 (INIT_TARGET_OPTABS): Define.
4029 * mips/ecoff.h: Include gofast.h before mips.h.
4030 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
4031 * mips/elf64.h: Likewise.
4032 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
4034 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
4036 * except.c: Remove register_exception_table{,_p}.
4038 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
4040 * unroll.c (calculate_giv_inc): Handle constant increment found in
4041 a MEM with an appropriate REG_EQUAL note.
4043 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
4045 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
4046 frame pointer in the prologue.
4048 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
4050 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
4051 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
4053 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
4055 * config/m68k/m68k.c (output_function_prologue): Typecast
4056 dwarf2out_cfi_label to (char *).
4057 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
4059 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
4061 * sparc.md (jump): Don't use the annul bit around an empty loop.
4062 Patch from Kevin.Kelly@East.Sun.COM.
4064 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
4066 * jump.c: (jump_optimize): Don't use the return register as a
4067 source1 of a conditional move.
4069 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
4071 * sparc.c (DF_MODES): Or the mask not the bit number.
4072 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
4074 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4076 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
4078 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
4080 * fixincludes (size_t): Add support for Motorola's stdlib.h
4081 which fails to provide a definition for size_t.
4082 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
4083 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
4084 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
4086 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
4087 prevent unresolved externals in libio.
4088 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
4090 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
4092 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
4093 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
4094 (LIB_SPEC): Updated for glibc 2.
4096 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
4098 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
4099 * ginclude/varargs.h: Likewise.
4101 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
4103 * version.c: Bump for snapshot.
4105 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
4107 * frame.h (__register_frame, __register_frame_table,
4108 __deregister_frame): New.
4109 * frame.c (__register_frame, __register_frame_table,
4110 __deregister_frame): New.
4111 * frame.c (__deregister_frame_info): Return void *.
4112 * frame.h (__deregister_frame_info): Ditto.
4113 * collect2.c (__deregister_frame_info): Ditto.
4115 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
4117 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
4119 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
4121 * alpha.c (alpha_cpu_name): New variable.
4122 (alpha_mlat_string): Likewise.
4123 (alpha_memory_latency): Likewise.
4124 (override_options): Handle -mmemory-latency.
4125 (alpha_adjust_cost): Adjust load cost for latency.
4126 * alpha.h (TARGET_OPTIONS): Add meory-latency.
4127 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
4128 TARGET_CIX into account.
4129 (MEMORY_MOVE_COST): Define in terms of memory_latency.
4130 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
4132 * alpha.h (ASM_COMMENT_START): New macro.
4134 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
4136 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
4137 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
4139 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
4140 SUBREG_REG if the word count is unchanged.
4141 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
4142 subregs of identical word size for push_reload.
4144 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
4146 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
4147 if all we're doing is dealing with -Wreturn-type.
4149 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
4151 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
4152 Use and 255 instead of zapnot 1, since it schedules better.
4154 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
4156 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
4159 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
4161 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
4162 dependency we delete. Properly update prev for multiple consecutive
4164 (priority): Skip deleted dependence.
4166 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
4168 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
4170 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4172 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
4173 determining when a new basic block starts.
4175 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
4177 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
4178 * pa.md (iorsi3): Add missing args to *_operand calls.
4180 * except.c (call_get_eh_context): Don't mess with sequences.
4181 (emit_eh_context): Include the call in the sequence here.
4183 1997-12-11 Paul Eggert <eggert@twinsun.com>
4185 * collect2.c (write_c_file_glob): Allocate initial frame object
4186 in static storage and pass its address.
4188 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4190 * except.c (call_get_eh_context): Don't take a parm.
4191 Put the call at the top of the function.
4192 (emit_eh_context): Adjust.
4193 (get_eh_context): Replace with former use_eh_context.
4194 (get_eh_context_once, get_saved_pc_ref): Remove.
4195 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
4197 * integrate.c (expand_inline_function): Adjust.
4198 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
4200 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
4202 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
4203 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
4205 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
4207 * fixincludes (strlen,strspn,strcspn return value): Handle different
4209 (hypot): Provide a fake for hypot which is broken on
4210 m88k-motorola-sysv3.
4212 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
4214 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
4215 tree_code_name from pointers to arrays.
4216 * tree.c: Remove standard_tree_code_* variables, no longer used.
4217 * print-tree.c: Remove declaration of tree_code_name.
4219 * cp/lex.c (init_lex): Update for tree_code_* changes.
4220 * objc/objc-act.c (init_objc): Likewise.
4222 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
4225 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
4227 * config.sub: Add support for BeOS target.
4228 * configure.in: Likewise.
4229 * ginclude/stdarg.h: Likewise.
4230 * ginclude/stddef.h: Likewise.
4231 * ginclude/varargs.h: Likewise.
4232 * rs6000/beos.h: New file for BeOS.
4233 * rs6000/t-beos: Likewise.
4234 * rs6000/x-beos: Likewise.
4235 * rs6000/xm-beos.h: Likewise.
4236 * toplev.c (get_run_time): Just return 0 on BeOS.
4238 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
4239 Toon Moene (toon@moene.indiv.nluug.nl)
4241 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
4242 old and broken Sun3 assemblers. Newer versions handle large
4243 offsets correctly as does the GNU assembler.
4245 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
4247 * objc/objc-act.c (lang_report_error_function): Disable.
4248 * objc/objc-parse.y: Include "output.h".
4249 (yyerror): Remove redundant decl.
4250 (yyprint): Fix prototype.
4251 (apply_args_register_offset): Remove redundant decl.
4252 (get_file_function_name): Likewise.
4254 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
4256 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
4258 (find_basic_blocks_1): Likewise.
4260 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
4262 * except.c (use_eh_context): Don't copy_rtx a REG.
4263 (emit_throw): Lose old unwinder support.
4264 (expand_internal_throw): Likewise.
4265 * libgcc2.c (struct eh_context): Likewise.
4266 (new_eh_context): Likewise.
4267 (__get_eh_info): Lose redundant cast.
4268 (__get_dynamic_handler_chain): Likewise.
4269 (__get_saved_pc): Lose.
4270 Lose all old unwinder support code.
4272 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
4274 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
4276 * integrate.c (expand_inline_function): If the inline fn uses eh
4277 context, make sure that the current fn has one.
4278 * toplev.c (rest_of_compilation): Call emit_eh_context.
4279 * except.c (use_eh_context): New fn.
4280 (get_eh_context_once): New fn.
4281 (call_get_eh_context): New fn.
4282 (emit_eh_context): New fn.
4283 (get_eh_context): Call either get_eh_context_once or
4284 call_get_eh_context, depending on what we have.
4285 (get_dynamic_handler_chain): Call get_eh_context_once.
4286 * except.h: Prototypes for fns above.
4287 * optabs.c (get_eh_context_libfunc): Removed.
4288 (init_optabs): Don't initialize it.
4289 * expr.h (get_eh_context_libfunc): Removed.
4290 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
4291 * config/pa/pa.h (CPP_SPEC): Support for -threads.
4292 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
4293 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
4294 New multilib for -threads.
4295 * config/sparc/t-sol2: Added multilibs for -threads and
4296 made -pthreads alias to it.
4297 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
4298 Added -threads and -pthreads options.
4299 * libgcc-thr.h: New file.
4300 * libgcc2.c: (__get_cpp_eh_context): Removed.
4301 (struct cpp_eh_context): Removed.
4302 (struct eh_context): Replaced cpp_eh_context with generic language
4304 (__get_eh_info): New function.
4305 (__throw): Check eh_context::info.
4307 * libgcc2.c: Include libgcc-thr.h.
4308 (new_eh_context, __get_eh_context,
4309 eh_pthread_initialize, eh_context_initialize, eh_context_static,
4310 eh_context_specific, eh_context_free): New functions.
4311 (get_eh_context, eh_context_key): New variables.
4312 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
4313 get_eh_context to get the context.
4314 (longjmp): Move the declaration inside
4315 #ifdef DONT_USE_BUILTIN_SETJMP.
4316 * frame.c: Include libgcc-thr.h.
4317 (object_mutex): Mutex to protect the object list.
4318 (find_fde, __register_frame, __register_frame_table,
4319 __deregister_frame): Hold the lock while accessing objects.
4320 * except.h (get_eh_context): Declare.
4321 * except.c (current_function_ehc): Define.
4322 (current_function_dhc, current_function_dcc): Removed.
4323 (get_eh_context): New function.
4324 (get_dynamic_handler_chain): Use get_eh_context.
4325 (get_saved_pc_ref): Ditto.
4326 (get_dynamic_cleanup_chain): Removed references to
4327 current_function_dcc.
4328 (save_eh_status, restore_eh_status): Save and restore
4329 current_function_ehc instead.
4330 * optabs.c (get_eh_context_libfunc): New variable.
4331 (init_optabs): Initialize it.
4332 * expr.h: Declare get_eh_context_libfunc.
4333 * function.h (struct function): Replaced dhc and dcc with ehc.
4334 * except.c (get_saved_pc_ref): New functions.
4335 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
4336 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
4338 (end_eh_unwinder): Likewise.
4339 (init_eh): Remove initialization of eh_saved_pc.
4340 * optabs.c (get_saved_pc_libfunc): New variable.
4341 (init_optabs): Initialize it.
4342 * expr.h: Declare get_saved_pc_libfunc.
4343 * except.h (eh_saved_pc_rtx): Deleted.
4344 (get_saved_pc_ref): Declared.
4346 From Scott Snyder <snyder@d0sgif.fnal.gov>:
4347 * libgcc2.c (__get_saved_pc): New.
4348 (__eh_type, __eh_pc): Deleted.
4349 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
4350 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
4353 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
4355 * sparc/sol2.h: Use 64 bit multiply and divide functions in
4356 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
4359 * rtl.h (global_rtl): New variable, replacing separate variables for
4361 (const_int_rtx): Now array of rtx_def, not rtx.
4362 * emit-rtl.c: Update for new rtl data structures.
4363 * genattrtab.c: Define global_rtl.
4365 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
4367 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
4370 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
4372 * crtstuff.c (__do_global_ctors): Fix typo.
4374 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
4376 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4377 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4379 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
4381 * rs6000.h (FUNCTION_ARG_PADDING): Define.
4382 * rs6000.c (function_arg_padding): New function.
4384 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
4386 * m68k.c: Include tree.h only once.
4388 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4390 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
4392 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
4394 * Partially cleaned up prototyping code from HJ.
4395 * tree.h: Add many prototypes.
4396 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
4397 All references changed.
4398 * rtl.h: Protect from multiple inclusions. Add many prototypes.
4400 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
4402 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
4403 string functions like strlen.
4405 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
4407 * configure.in: Check for functions getrlimit and setrlimit.
4408 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
4409 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
4411 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
4413 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
4415 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
4417 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
4420 * alpha.c (override_options): Don't know about scheduling for EV6.
4421 * alpha.md (ev5 function units): Don't overload as ev6.
4423 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
4424 * alpha.md (define_attr type): Add mvi.
4425 (ev5_e0): Define sceduling parameters for it.
4426 (TARGET_MAX insns): Type is mvi not shift.
4428 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
4430 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
4432 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4434 * cstamp-h, auto-config.h: Delete.
4436 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
4438 * version.c: Bump for snapshot.
4440 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
4442 * cccp.c: Fix typo brought over in merge.
4444 * Merge in changes from gcc-2.8.
4446 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
4448 * m68k.c: Include tree.h for dwarf2out_cfi_label.
4450 * gcc.c (process_command): Do not take address of function fatal when
4451 calling lang_specific_driver.
4453 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
4455 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
4456 doesn't work with it yet, so set it to 0.
4457 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
4459 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
4461 * cse.c (cse_insn): Check for invalid entries when taking references.
4463 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4465 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
4466 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
4467 * toplev.c (rest_of_compilation): Pass it. Remove code to
4468 save / clear / restore flag_unroll_{,all_}loops.
4470 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4472 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
4474 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
4476 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
4478 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
4480 * except.c (get_dynamic_handler_chain): Only make the call once per
4483 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
4485 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4487 * sh.c (final_prescan_insn): Use local label prefix
4488 when emitting .uses pseudo-ops.
4490 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4492 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
4493 * except.c: Lose outer_context_label_stack.
4494 (expand_eh_region_end): Rethrow from outer_context here.
4495 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
4496 (expand_internal_throw): Take no args.
4497 (expand_internal_throw_indirect): Lose.
4498 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
4499 (expand_start_all_catch): Start a rethrow region.
4500 (expand_end_all_catch): End it.
4501 (expand_rethrow): New fn.
4502 * except.h: Reflect above changes.
4503 * flow.c: Revert change of Nov 27.
4505 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
4507 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
4509 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
4511 * except.c (expand_fixup_region_end): New fn.
4512 (expand_fixup_region_start): Likewise.
4513 (expand_eh_region_start_tree): Store cleanup into finalization here.
4514 * stmt.c (expand_cleanups): Use them to protect fixups.
4516 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
4518 * mips/mips.md (muldi3_r4000): Broaden the output template
4519 and attribute assignments to handle three operand dmult;
4520 rename to muldi3_internal2.
4521 (muldi3): Call the new muldi3_internal2 for R4000, and
4522 any GENERATE_MULT3 chip.
4524 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
4526 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
4528 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
4530 * unroll.c (find_splittable_givs): Remove last change. Handle givs
4531 with a dest_reg that was created by loop.
4533 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
4535 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
4537 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
4539 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
4541 * configure.in: Fix NCR entries.
4543 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
4545 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
4546 nested exceptions correctly.
4548 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
4549 that was created by loop.
4551 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
4553 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
4555 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
4557 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
4559 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
4560 (print_operand): Use SMALL_DATA_REG for the register involved in
4561 small data relocations.
4562 (print_operand_address): Ditto.
4564 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
4565 -dynamic linker is not used.
4567 * rs6000.md (call insns): For local calls, use @local suffix under
4568 System V. Don't use @plt under Solaris.
4570 * rs6000.c (output_function_profiler): Put label address in r0, and
4571 store LR in 4(sp) for System V/eabi.
4573 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
4574 byte boundary, and maintain stack backchain.
4576 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4578 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4579 fix_truncsfdi2): Change *.
4581 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
4583 * toplev.c (main): Complain about -gdwarfn.
4585 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
4587 * dwarfout.c (output_type): If finalizing, write out nested types
4588 of types we've already written.
4590 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
4592 (patches originally from Geoffrey Keating)
4593 * rs6000.c (function_arg): Excess floating point arguments don't
4594 go into GPR registers after exhausting FP registers under the
4596 (function_arg_partial_nregs): Ditto.
4598 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
4601 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
4603 * integrate.c (output_inline_function): Just unset DECL_INLINE.
4605 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
4607 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
4610 * libgcc2.c (__throw): Initialize HANDLER.
4612 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
4614 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
4615 fix_truncsfdi2): Change *X to ?*X.
4617 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
4619 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
4621 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
4623 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
4625 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
4627 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
4629 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
4631 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
4632 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
4635 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
4637 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
4638 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
4639 gas and not using the new HP assembler.
4641 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
4643 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
4644 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
4646 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
4648 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
4649 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
4652 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4654 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
4656 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
4658 * except.h: Add outer_context_label_stack.
4659 * except.c: Likewise.
4660 (expand_start_all_catch): Push the outer_context for the try block
4661 onto outer_context_label_stack.
4662 (expand_end_all_catch): Use it and pop it.
4664 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
4666 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
4668 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
4670 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
4672 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
4674 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
4675 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4677 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
4679 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
4680 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
4681 __builtin_delete, and __builtin_vec_delete.
4683 * except.c (output_exception_table): Don't bother with
4686 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
4688 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
4689 is an in/out operand.
4690 (zero extended variants of stwm/stwm patterns): Similarly.
4692 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
4694 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
4696 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
4698 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
4699 (output_call_frame_info): Emit a \n after using it.
4701 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
4703 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
4705 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
4707 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
4708 (ASM_OUTPUT_DWARF_VALUE4): New macro.
4709 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
4711 (output_call_frame_info): Do not output forward label differences
4712 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
4713 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
4715 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4717 * sh.md (attribute "type"): Add nil.
4718 (movsi_ie): y/y alternative is type nil.
4719 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
4721 (movsf_ie+1): Delete.
4723 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
4725 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
4726 large_int, emit two insns instead of one splitable insn.
4727 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
4728 from cfa_temp_value, use cfa_offset. Add assert checking that
4731 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
4733 * cccp.c (deps_output): Properly quote file names for make.
4735 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
4737 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
4739 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
4741 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
4743 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
4745 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
4747 (cse_end_of_basic_block): Similarly.
4749 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
4751 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4752 (SELECT_RTX_SECTION): Define.
4753 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
4755 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
4757 * Makefile.in (compare, compare-lean): Define $stage for each
4759 (gnucompare, gnucompare-lean): Likewise.
4761 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
4763 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
4765 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
4766 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
4768 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
4770 * dwarfout.c (byte_size_attribute): Add local var upper_bound
4771 and add case to handle STRING_TYPE.
4772 * dwarfout.c (output_string_type_die): Fix code to generate
4773 correct string length attribute for fixed length strings.
4774 Still needs support for varying length strings.
4776 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
4778 * toplev.c (get_run_time): Do something sensible for cygwin32.
4780 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
4782 * expr.c (expand_builtin_setjmp): Set
4783 current_function_has_nonlocal_label.
4784 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
4785 call-saved registers across calls.
4787 * alpha.md (exception_receiver): Remove.
4788 (nonlocal_goto_receiver_osf): New
4789 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
4790 (nonlocal_goto_receiver): New, select _osf or _vms.
4792 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
4793 keep them from being propogated to the object file.
4794 (alpha_write_linkage): Likewise.
4795 * alpha.md (call_vms): Likewise.
4796 (call_value_vms): Likewise.
4797 (unnamed osf call insns): Likewise.
4799 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
4800 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4802 * alpha.c (call_operand): Any reg is valid for WinNT.
4803 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
4804 (anon nt calls): Add 'R' alternative.
4805 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
4806 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
4808 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
4810 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
4812 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
4813 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4814 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
4816 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
4818 * reload1.c (new_spill_reg): Improve fixed or forbidden register
4819 spill error message.
4821 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4823 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
4824 use varargs.h. Wrap header with <>, not "".
4826 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
4828 * integrate.c (save_for_inline_copying): Add return value from
4831 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
4833 * fixincludes: Be a little more restrictive on what we will
4834 substitute to replace definitions of MAXINT for HPUX.
4836 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
4838 * dbxout.c (dbxout_symbol_location): Don't assume that variables
4839 whose address is the stack or argument pointers are indirect
4842 1997-11-13 Paul Eggert <eggert@twinsun.com>
4844 * cccp.c, cpplib.c (compare_defs):
4845 Don't complain about arg name respellings unless pedantic.
4846 * cpplib.c (compare_defs): Accept pfile as new arg.
4847 All callers changed.
4849 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4851 * fold-const.c (fold_truthop): Fix bug in last change.
4853 1997-11-13 Paul Eggert <eggert@twinsun.com>
4855 Fix some confusion with IEEE minus zero.
4857 * real.h (REAL_VALUES_IDENTICAL): New macro.
4859 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
4860 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
4862 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
4863 same tree structure as 0.0.
4865 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
4866 macro instead of doing it by hand.
4868 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
4870 * v850/lib1funcs.asm: Minor whitespace changes.
4871 * v850.c: Fix minor formatting problems in many places.
4872 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
4874 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
4876 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
4877 xplus1 when xplus0 is not a register.
4879 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
4881 * flow.c (find_basic_blocks): During marking phase, if we encounter
4882 an insn with a REG_LABEL note, make the target block live and
4883 create an edge from the insn to the target block. Do not make
4884 edges from all blocks to the target block.
4886 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
4888 * confiugre.in: Tweak NCR entries.
4889 * configure: Rebuilt.
4891 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
4893 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
4894 pick apart floating point values, instead of using CONST_DOUBLE_LOW
4895 and CONST_DOUBLE_HIGH.
4897 * rs6000.md (define_splits for DF constants): Use the appropriate
4898 REAL_VALUE_* interface to pick apart DF floating point constants in
4899 a machine independent fashion.
4901 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4903 * fold-const.c (fold_truthop): When changing a one-bit comparison
4904 against zero into a comparison against mask, do a proper sign
4907 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
4909 * except.c: Do not include "assert.h".
4910 (save_eh_status): Turn asserts into conditional aborts.
4911 (restore_eh_status, scan_region): Likewise.
4912 * dwarfout.c: Do not include "assert.h".
4913 (bit_offset_attribute): Turn asserts into conditional aborts.
4914 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
4915 (output_inlined_structure_type_die): Likewise.
4916 (output_inlined_union_type_die): Likewise
4917 (output_tagged_type_instantiation): Likewise.
4918 (dwarfout_file_scope_decl): Likewise.
4919 * dwarf2out.c: Do not include "assert.h"
4920 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
4921 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
4922 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
4923 (add_bit_size_attribute, scope_die_for): Likewise.
4924 (output_pending_types_for_scope): Likewise.
4925 (get_inlined_enumeration_type_die): Likewise.
4926 (get_inlined_structure_type_die): Likewise.
4927 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
4928 (gen_tagged_type_instantiation_die): Likewise.
4930 * flow.c (find_basic_blocks): Refine further to get a more correct
4931 cfg, especially in the presense of exception handling, computed
4932 gotos, and other non-trivial cases. Call abort if an inaccuracy
4933 is detected in the cfg.
4935 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4937 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
4939 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
4940 (skip_white_space): Use whitespace_cr.
4941 (check_newline): Handle whitespace more consistently.
4943 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
4945 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
4946 * i386/xm-cygwin32.h (POSIX): Define.
4948 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
4950 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
4951 is available elsewhere.
4953 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
4955 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
4956 what the instruction can handle.
4958 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
4960 * stmt.c (expand_decl_cleanup_no_eh): New fn.
4962 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
4964 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
4966 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
4967 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
4969 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
4971 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
4972 swap instruction order.
4974 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
4976 * fixinc.svr4 (__STDC__): Add another case.
4978 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4980 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
4981 addresses in the epilogue delay slot.
4983 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
4985 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
4986 in generated `specs' file.
4988 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
4990 * flags.h (flag_rerun_loop_opt): Declare.
4991 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
4992 * toplev.c (flag_rerum_loop_opt): Delete static.
4994 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4996 Bring over from FSF:
4998 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5000 * va-sh.h (__va_arg_sh1): Define.
5002 SH3E doesn't use any integer registers for subsequent arguments
5003 once a non-float value was passed in the stack.
5004 * sh.c (machine_dependent_reorg): If optimizing, put explicit
5005 alignment in front label for ADDR_DIFF_VEC.
5006 * sh.h (PASS_IN_REG_P): Fix SH3E case.
5007 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
5009 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5011 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
5014 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5016 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
5017 put an use_sfunc_addr before each sfunc.
5018 * sh.md (use_sfunc_addr, dummy_jump): New insns.
5019 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
5021 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5023 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
5025 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
5027 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
5030 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
5032 * alias.c (find_base_value): Only return the known base value for
5035 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
5037 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
5038 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
5040 (prologue_get_pc_and_set_got): New pattern.
5042 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
5044 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
5045 for SUBREG, just fall through.
5047 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
5049 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
5051 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
5053 * fixincludes: Fix "hypot" prototype in NeXT math.h.
5055 * Makefile.in (USE_ALLOCA): Always include alloca.o.
5056 (USE_HOST_ALLOCA): Likewise.
5058 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
5059 and LABEL_REFS fields.
5060 * rtl.h (LABEL_REFS): Update.
5062 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
5064 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
5065 sets i2dest. When calling distribute_notes for i3dest_killed, pass
5066 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
5069 * mips.md (insv, extzv, extv): Add change_address call.
5070 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
5072 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
5074 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
5076 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
5077 save_restore_insns if no FP and GP will be restored.
5079 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
5080 Convert CCmode to word_mode before calling GET_MODE_SIZE.
5082 * acconfig.h (HAVE_INTTYPES_H): Undef.
5083 * configure.in (inttypes.h): Check for conflicts between sys/types.h
5084 and inttypes.h, and verify that intmax_t is defined.
5085 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
5086 * config/mips/x-iris3: Likewise.
5088 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
5090 * alias.c (find_base_value): When copying arguments, return the
5091 tenative value for a hard register.
5093 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
5095 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
5096 (yylex): Record wide strings using target endianness, not host.
5098 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
5100 * mn10200.h (ASM_OUTPUT_BSS): Delete.
5101 (ASM_OUTPUT_ALIGNED_BSS): New macro
5102 * mn10300.h (ASM_OUTPUT_BSS): Delete.
5103 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5104 * v850.h (ASM_OUTPUT_BSS): Delete.
5105 (ASM_OUTPUT_ALIGNED_BSS): New macro.
5107 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5109 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
5111 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
5113 * configure.in (sco5): Use cpio to install header files.
5115 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
5117 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
5119 * configure: Rebuild.
5121 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
5123 * i386/sco5.h: enable -gstabs once again.
5125 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
5127 * arm.c (output_move_double): Allocate 3 entries in otherops array.
5129 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
5131 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
5132 notes for sjlj exceptions too.
5133 (expand_eh_region_end): Similarly for EH_REGION_END notes.
5134 (exception_optimize): Optimize EH regions for sjlj exceptions too.
5135 * final.c (final_scan_insn): Don't output labels for EH REGION
5136 notes if doing sjlj exceptions.
5138 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
5140 * alias.c (init_alias_analysis): Handle -fno-alias-check when
5141 optimizing correctly.
5143 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
5144 or set current_function_calls_setjmp anymore.
5146 * flow.c (find_basic_blocks): If we delete the label for an
5147 exception handler, remove it from the EH label list and remove
5148 the EH_BEGIN/EH_END notes for that EH region.
5150 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
5152 * flow.c (find_basic_blocks): Generate correct flow control
5153 information when exception handling notes are present.
5155 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
5157 * dwarf2out.c (output_call_frame_info): Fix length argument
5158 to ASM_OUTPUT_ASCII.
5159 (output_die, output_pubnames, output_line_info): Likewise.
5161 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
5163 * version.c: Bump for snapshot.
5165 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
5166 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
5167 flag_debug_asm is on.
5168 (output_die, output_pubnames, output_line_info): Likewise.
5170 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
5171 and static_chain_rtx into the potential base values array if
5174 * alias.c (new_reg_base_value): New array of potential base values.
5175 (unique_id): Now file scoped static.
5176 (find_base_value, case REG): Return the value in reg_base_value
5177 array for the REG if it exists. Else, return the value from
5178 new_reg_base_value if copying args and REG is a hard register.
5179 (find_base_value, case PLUS): If either operand of the PLUS is
5180 a REG, try to get its base value. Handle base + index and
5182 (record_set): Use new_reg_base_value instead of reg_base_value.
5183 (init_alias_analysis): Allocate space for new_reg_base_value too.
5184 Rework code to iterate over the insns propagating base value
5185 information until nothing changes.
5187 * global.c (global_alloc): Free the conflict matrix after
5188 reload has finished.
5190 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
5192 * libgcc2.c (L_eh): Define __eh_pc.
5193 Replace __eh_type with generic pointer __eh_info.
5195 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
5197 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
5198 use copy_to_reg if address is not a general_operand.
5200 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5202 * profile.c (output_func_start_profiler): Clear flag_inline_functions
5203 for the duration of the call to rest_of_compilation.
5205 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
5207 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
5209 (sparc*-*-*): Recognize --with-cpu=v9.
5210 * sparc/elf.h: New file.
5211 * sparc/t-elf: New file.
5213 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
5215 * mn10300.c (const_8bit_operand): New function.
5216 (mask_ok_for_mem_btst): New funtion.
5217 * mn10300.md (btst patterns with mem operands): Use new functions
5218 to avoid creating btst instructions with invalid operands.
5220 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
5222 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
5223 are running on PowerPC Linux.
5225 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
5227 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
5228 if not previously defined.
5230 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
5232 * function.c (assign_parms): Correct mode of stack_parm if
5233 entry_parm underwent a mode conversion.
5235 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
5237 * global.c (global_alloc): Use xmalloc instead of alloca for
5238 CONFLICTS, since max_allocno * allocno_row_words alone can be more
5239 than 2.5Mb sometimes.
5241 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
5243 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
5244 DEST for the spill, adjust mode of SRC to compensate.
5246 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
5248 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
5249 since any_memory_operand() allows pseudos during reload.
5250 (reload_inhi, reload_outqi, reload_outhi): Likewise.
5252 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
5254 * m68k.md (btst patterns): Add 5200 support.
5256 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5258 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
5259 optimizations, look inside dividend to determine if the expression
5260 can be simplified by using EXACT_DIV_EXPR.
5262 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
5265 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
5267 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
5269 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
5271 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
5273 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
5276 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
5278 * alpha.md (movqi, movhi): Make sure new insns created during reload
5279 won't need reloading themselves.
5280 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
5282 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
5284 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
5286 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
5288 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
5289 Patch from Klaus Kaempf <kkaempf@progis.de>.
5291 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
5293 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
5294 to an element in a constant string.
5296 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
5298 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
5299 bit PC-relative offset. The exception range table pointer is now in
5301 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
5302 (count_fdes, add_fdes, get_cie): Adjust.
5303 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
5306 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
5308 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
5310 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
5311 like stack_pointer_rtx.
5313 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
5315 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
5316 targets using "$@" to provide support for similar but not identical
5317 targets without having to duplicate code.
5318 (bootstrap4): New goal.
5320 * Makefile.in (compare, compare-lean, compare3): Combined to one
5321 ruleset determining actions to be performed via $@.
5322 (compare4, compare4-lean): New targets.
5323 (gnucompare, gnucompare3): Combined to one ruleset determining
5324 actions to be performed via $@. Also, note which files failed
5325 the comparison test in .bad_compare.
5326 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
5328 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
5330 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
5331 if the dividend is a multiple of the divisor.
5333 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
5335 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
5337 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
5340 * alias.c (true_dependence): Fix typo.
5342 * toplev.c (flag_rerun_loop_opt): New variable.
5343 (f_options): Handle -frerun-loop-opt.
5344 (rest_of_compilation): If -frerun-loop-opt, then run the loop
5346 (main): Enable -frerun-loop-opt by default for -O2 or greater.
5348 * loop.c (simplify_giv_expr): Adding two invariants results
5351 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
5353 * expr.c (get_inner_reference): Remove the array bias after
5354 converting the index to Pmode.
5356 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
5358 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
5359 (TARGET_MULT_BUG): Define.
5360 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
5361 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
5363 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
5365 * mn10200.c (indirect_memory_operand): Delete unused function.
5366 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
5367 * mn10200.md (bset, bclr insns): Handle output in a reg too.
5369 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
5371 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
5372 the callee's ldgp, we must do it ourselves, and we use the jsr tag
5373 for more than scheduling.
5375 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
5377 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
5379 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
5381 * mn10300.c (symbolic_operand, legitimize_address): New functions.
5382 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
5383 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
5385 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
5387 * version.c: Bump for snapshot.
5389 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5391 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
5394 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
5396 * toplev.c (flag_exceptions): Default value is 2.
5397 (compile_file): If flag_exceptions still has the value 2, then
5400 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
5401 (rs6000_save_machine_status): Save pic_offset_table_rtx.
5402 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
5404 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
5407 * rs6000.md (*movsi_got_internal_mem): New pattern.
5408 (*movsi_got_internal_mem splitter): New define_split.
5410 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
5412 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
5414 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5416 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
5417 only need to save LR.
5419 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
5421 * mn10300.md (movqi, movhi): Avoid using address registers as
5422 destinations unless absolutely necessary.
5424 * mn10200.c (expand_prologue): Fix typo.
5426 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
5428 * mn10200.md (neghi2): Provide an alternative which works if
5429 the input and output register are the same.
5431 * mn10300.c (print_operand): Handle 'S'.
5432 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
5433 shift amount in last alternative
5435 * mn10300.c (expand_epilogue): Rework to handle register restores
5436 in "ret" and "retf" instructions correctly.
5438 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
5440 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
5441 extzv for memory operands.
5443 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
5444 redundant conditional moves to single operand.
5446 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
5448 * v850.h: Move define of __v850__ from CPP_PREDEFINES
5451 * xm-v850.h: Use __v850 rather than __v850__ to
5454 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
5456 * mips/mips.c (compute_frame_size): Not a leaf function if
5459 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
5461 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
5463 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
5465 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
5466 (DEFAULT_ARCH32_P): New macro.
5467 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
5468 (enum cmodel): Declare.
5469 (sparc_cmodel_string,sparc_cmodel): Declare.
5470 (SPARC_DEFAULT_CMODEL): Provide default.
5471 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
5472 (TARGET_FULLANY): Deleted.
5473 (TARGET_CM_MEDMID): New macro.
5474 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
5475 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5476 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
5477 (CPP_SPEC): Rewrite.
5478 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5479 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
5480 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
5481 (ASM_SPEC): Add %(asm_arch).
5482 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
5483 Rename asm_default to asm_cpu_default.
5484 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
5485 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
5486 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
5487 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
5488 (MASK_INT64,MASK_LONG64): Delete.
5489 (MASK_ARCH64): Renamed to MASK_64BIT.
5490 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
5491 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
5492 (TARGET_SWITCHES): Always provide 64 bit options.
5493 (ARCH64_SWITCHES): Delete.
5494 (TARGET_OPTIONS): New option -mcmodel=.
5495 (INT_TYPE_SIZE): Always 32.
5496 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
5497 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
5498 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
5499 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
5500 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
5502 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5503 * sparc/linux.h: Likewise.
5504 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
5505 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
5506 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
5507 (SPARC_DEFAULT_CMODEL): Define.
5508 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5509 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5510 (LONG_DOUBLE_TYPE_SIZE): Define.
5511 (ASM_SPEC): Add %(asm_arch).
5512 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5513 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5514 (TARGET_CPU_DEFAULT): Add ultrasparc case.
5515 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
5516 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
5517 (SPARC_DEFAULT_CMODEL): Define.
5518 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
5519 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
5520 MASK_LONG64, MASK_MEDANY.
5521 (SPARC_DEFAULT_CMODEL): Define.
5522 (CPP_PREDEFINES): Delete.
5523 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
5524 (ASM_SPEC): Add %(asm_arch).
5525 (LONG_DOUBLE_TYPE_SIZE): Define.
5526 (DWARF2_DEBUGGING_INFO): Define.
5527 * sparc/splet.h (CPP_SPEC): Delete.
5528 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
5529 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
5530 (BLOCK_PROFILER): Likewise.
5531 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
5532 (sparc_override_options): Handle code model selection.
5533 (sparc_init_expanders): Renamed from sparc64_init_expanders.
5534 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
5535 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
5536 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
5537 (sethi_di_fullany): Delete.
5539 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
5540 Jeff Law <law@cygnus.com>
5541 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5543 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
5544 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
5545 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
5546 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
5547 * alpha/alpha.md (arg_home): Likewise.
5549 * alpha/alpha.c (vmskrunch): Delete
5550 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
5551 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
5552 truncate to 64 characters.
5554 * make-l2.com: Support openVMS/Alpha.
5556 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
5558 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5560 * longlong.h (count_leading_zeros): Add missing casts to USItype.
5562 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
5564 * i386/bsd386.h (ASM_COMMENT_START): Define.
5566 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
5568 * tree.c (restore_tree_status): Also free up temporary storage
5569 when we finish a toplevel function.
5570 (dump_tree_statistics): Print stats for backend obstacks.
5572 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
5574 * expr.c (use_group_regs): Don't call use_reg for MEMs.
5576 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
5578 * libgcc2.c (__throw): Don't copy the return address.
5579 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
5581 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
5582 * toplev.c (main): Initialize exceptions_via_longjmp.
5584 * tree.c: Add extra_inline_obstacks.
5585 (save_tree_status): Use it.
5586 (restore_tree_status): If this is a toplevel inline obstack and we
5587 didn't want to save anything on it, recycle it.
5588 (print_inline_obstack_statistics): New fn.
5589 * function.c (pop_function_context_from): Pass context to
5590 restore_tree_status.
5591 * obstack.h (obstack_empty_p): New macro.
5593 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
5595 * i386/freebsd.h (ASM_COMMENT_START): Fix.
5597 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
5599 * v850.c (ep_memory_offset): New function.
5600 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
5602 * v850.h (CONST_OK_FOR_*): Add and correct comments.
5603 (CONSTANT_ADDRESS_P): Add comment.
5604 (EXTRA_CONSTRAINT): Define 'U'.
5605 * v850.md: Add comments on bit field instructions.
5606 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
5607 (lshrsi3): Use N not J constraint.
5609 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
5611 * v850.c (reg_or_0_operand): Call register_operand.
5612 (reg_or_int5_operand): Likewise.
5613 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
5614 (TARGET_SWITCHES): Add "big-switch".
5615 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
5616 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
5617 (CASE_DROPS_THROUGH): Comment out.
5618 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
5619 * v850.md (cmpsi): Delete compare mode.
5620 (casesi): New pattern.
5622 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
5623 * v850.md (ashlsi3): Use SImode not QImode for shift count.
5624 (lshrsi3): Likewise.
5626 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
5627 unreachable switch statement after 'b' support. Remove "b" from
5628 strings for 'b' support.
5629 * v850.md (branch_normal, branch_invert): Change %b to b%b.
5631 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
5633 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
5634 empty line if @inhibit_libc@ is empty.
5636 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
5638 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
5639 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
5640 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5641 (DWARF2_UNWIND_INFO): Let this track object file format.
5642 (EXTRA_SECTIONS): Add in_eh.
5643 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
5644 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
5646 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
5648 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
5649 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
5651 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
5652 (output_double_int): Output DI mode values correctly when
5653 HOST_BITS_PER_WIDE_INT is 64.
5654 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
5655 fmovd so it works if a quad float ends up in one of the upper 32
5657 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
5658 necessary for PIC support on sparc64.
5660 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
5662 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
5663 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
5664 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
5665 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
5666 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
5667 (SPARC_FP_ARG_FIRST): New macro.
5668 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
5669 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
5670 (NPARM_REGS): There are 32 fp argument registers now.
5671 (FUNCTION_ARG_REGNO_P): Likewise.
5672 (FIRST_PARM_OFFSET): Update to new v9 abi.
5673 (REG_PARM_STACK_SPACE): Define for arch64.
5674 (enum sparc_arg_class): Delete.
5675 (sparc_arg_count,sparc_n_named_args): Delete.
5676 (struct sparc_args): Redefine and use for arch32 as well as arch64.
5677 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
5678 (FUNCTION_ARG_ADVANCE): Rewrite.
5679 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
5680 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
5681 (FUNCTION_ARG_CALLEE_COPIES): Delete.
5682 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
5683 (STRICT_ARGUMENT_NAMING): Define.
5684 (doublemove_string): Declare.
5685 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
5686 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
5687 (doublemove_string): New function.
5688 (output_move_quad): Clean up some of the arch64 support.
5689 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
5690 Don't add 8 bytes of reserved space if arch64.
5691 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
5692 (init_cumulative_args): New function.
5693 (function_arg_slotno): New static function.
5694 (function_arg,function_arg_partial_nregs): New functions.
5695 (function_arg_{pass_by_reference,advance}): New functions.
5696 (function_arg_padding): New function.
5697 * ginclude/va-sparc.h: Rewrite v9 support.
5699 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
5701 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
5702 for hard regs to determine base and index registers.
5704 * reload.c (debug_reload_to_stream): New function. Specify stream
5705 into which to write debug info.
5706 (debug_reload): Modify to call debug_reload_to_stream with stderr.
5708 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
5710 * combine.c (can_combine_p): Don't combine with an asm whose
5711 output is a hard register.
5713 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
5715 * c-decl.c (start_struct): Ensure that structs with forward
5716 declarations are in fact packed when -fpack-struct is given.
5718 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
5719 we are packing a structure. This allows a structure with only
5720 bytes to be aligned on a byte boundary and have no padding on a
5723 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5725 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
5727 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
5729 * alpha.c (alpha_return_addr_rtx): New variable.
5730 (alpha_save_machine_status): New; save it.
5731 (alpha_restore_machine_status): New; restore it.
5732 (alpha_init_expanders): New; clear it.
5733 (alpha_return_addr): New; set it.
5734 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
5735 is overly conservative, so search the insns explicitly.
5736 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
5737 (alpha_sa_size [VMS && !VMS]): Likewise.
5738 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
5739 (INIT_EXPANDERS): New definition.
5741 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
5742 (output_prolog [!VMS]): Use them.
5744 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
5745 (alpha_does_function_need_gp): ... a new function. Refine the
5746 CALL_INSN test to just TYPE_JSR.
5747 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
5749 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
5751 * version.c: Bump for snapshot.
5753 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5755 * pa.c (move_operand): Respect -mdisable-indexing.
5756 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5758 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
5760 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
5762 (umulsidi3,umulsi3_highpart): Ditto.
5763 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
5765 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
5767 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
5768 (alpha_handle_trap_shadows): ... a new function. Handle the entire
5769 function in one go. Emit RTL for trapb, instead of printf directly.
5770 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
5771 (trap_pending): Kill global variable.
5772 (output_epilog): Don't call final_prescan_insn.
5773 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
5774 * alpha.h (FINAL_PRESCAN_INSN): Remove.
5775 (MACHINE_DEPENENT_REORG): Define.
5776 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
5779 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
5781 Tune Haifa scheduler for Alpha:
5782 * alpha.h (ISSUE_RATE): Define.
5783 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
5784 EV4 adjustments to EV5.
5785 * alpha.md: Remove all scaling from function unit delays. Rework
5786 EV5 function units to match the CPU.
5787 (umuldi3_highpart): EV5 added the IMULH insn class.
5789 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
5791 * pa.c (following_call): Fail if the CALL_INSN is an indirect
5794 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
5796 * cplus-dem.c (demangle_signature): Don't look for return types on
5797 constructors. Handle member template constructors.
5799 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
5801 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
5802 * tree.h: Declare them.
5804 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
5806 * configure.in: Handle --with-newlib.
5807 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
5809 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
5811 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
5813 * config/ptx4.h: Fix typo.
5815 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
5817 * version.c: Bump for snapshot.
5819 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
5821 * aclocal.m4: Substitute INSTALL.
5822 * configure: Re-built.
5824 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
5826 * integrate.c (save_for_inline_copying): Avoid undefined pointer
5828 (expand_inline_function): Likewise.
5830 * dwarf2out.c (output_call_frame_info): Reinstate last change
5831 using flag_debug_asm check instead of flag_verbose_asm.
5833 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
5835 * dwarf2out.c (output_call_frame_info): Remove last change.
5837 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5839 * frame.c (__frame_state_for): Execute the FDE insns until the
5840 current pc value is strictly bigger than the target pc value.
5842 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
5844 * regclass.c (init_reg_modes): If we can't find a mode for the
5845 register, use the previous one.
5847 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
5849 * haifa-sched.c (print_block_visualization): Call fprintf directly,
5850 don't sprintf through an alloca'ed buffer.
5852 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
5854 * reload.c (decompose): Always initialize val.base.
5856 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5858 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
5859 instead of aborting.
5860 * dwarf2out.c (output_call_frame_info): Call app_enable and
5861 app_disable to let GNU as accept the generated comments.
5863 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
5865 * tree.h (get_file_function_name): Add declaration.
5866 * dwarf2out.c (output_call_frame_info): No need to cast
5867 get_file_function_name call anymore.
5868 * profile.c (toplevel): Remove get_file_function_name
5870 * c-lang.c (finish_file): Ditto.
5872 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
5874 * Makefile.in (program_transform_name): Let autoconf substitute
5877 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
5879 * haifa-sched.c (schedule_block): If the first real insn in a
5880 block has any special notes attached to it, remove them.
5882 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
5884 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
5886 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
5888 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
5890 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
5892 * Makefile.in (check-g77): New test target.
5893 (CHECK-TARGETS): Add check-g77.
5895 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
5897 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
5899 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
5901 * flow.c (print_rtl_with_bb): Cast alloca return value for
5904 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
5906 * i386.h (RETURN_ADDR_RTX): New definition that works for
5907 __builtin_return_address(0) and -fomit-frame-pointer.
5909 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
5911 Bring over from FSF.
5912 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
5914 * mips.c (function_arg): Handle passing a struct
5915 containing a double in a DFmode register without the PARALLEL.
5917 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
5919 * pexecute.c: Use spawn if __CYGWIN32__.
5921 * pexecute.c: Include "config.h" first, as per autoconf manual
5922 (from Paul Eggert <eggert@twinsun.com>).
5924 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
5926 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
5927 optimisation for f/expr.o and f/stb.o.
5929 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
5931 * cse.c (this_insn_cc0_mode): Initialize.
5933 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
5935 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
5937 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
5939 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
5941 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
5942 that pair will dual-issue on the 21164 and plus+beq won't.
5943 (bne): Likewise for cmpeq+beq.
5945 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
5947 * except.c (find_exception_handler_labels): Correct argument to free.
5949 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
5951 * except.c (find_exception_handler_labels): Free LABELS when we're
5954 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
5956 * version.c: Bump for snapshot.
5958 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
5960 * flow.c (find_basic_blocks): Mark calls as potentially jumping
5963 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
5965 * configure.in: Substitute for "install" too.
5966 * configure: Rebuilt.
5968 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
5970 * Makefile.in (bootstrap-lean, compare-lean): New targets.
5972 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
5974 * alias.c (base_alias_check): Two symbols can conflict if they
5975 are accessed via AND.
5976 (memrefs_conflict_p): Likewise.
5978 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
5979 after flushing argument registers to the stack.
5981 * Makefile.in (mostlyclean): Remove .regmove files.
5983 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
5985 * libgcc2.c (__throw): Fix thinko.
5987 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
5989 * cplus-dem.c (demangle_template): Add new parameter. Handle new
5990 template-function mangling.
5991 (consume_count_with_underscores): New function.
5992 (demangle_signature): Handle new name-mangling scheme.
5994 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
5996 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
5999 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
6001 * frame.c: Remove last change.
6002 * dwarf2.h: Remove last change.
6003 * tree.h: Add declarations of DWARF2 unwind info support
6006 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6008 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
6009 * tree.h (built_in_function): Likewise.
6010 * expr.c (expand_builtin): Likewise.
6011 * except.h: Likewise.
6012 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
6013 * libgcc2.c (copy_reg): New fn.
6016 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
6018 * c-typeck.c (build_binary_op): Warn about comparing signed vs
6019 unsigned if -W is specified and -Wno-sign-compare is not.
6020 * c-decl.c (warn_sign_compare): Initialize to -1.
6021 (c_decode_option): -Wall no longer implies -Wsign-compare.
6023 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6025 * frame.c: Include gansidecl.h for PROTO.
6026 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
6027 defined. Don't declare dwarf2out_cfi_label here.
6028 * dwarf2.h: Add declarations of DWARF2 unwind info support
6030 * m68k.c: Include dwarf2.h.
6031 (output_function_prologue): Add dwarf2 support.
6032 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
6033 (INCOMING_FRAME_SP_OFFSET): Likewise.
6035 * integrate.c (expand_inline_function): Make sure there is at
6036 least one insn that can be used as an insertion point.
6038 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6040 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
6042 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
6044 * version.c: Bump for snapshot.
6046 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
6048 Bring over from FSF.
6050 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
6052 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
6053 (get_pc_via_rdpc): Renamed from get_pc_sp64.
6054 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
6056 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
6058 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
6059 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
6061 (sparc_align_{loops,jumps,funcs}_string): Declare.
6062 (sparc_align_{loops,jumps,funcs}): Declare.
6063 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
6064 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
6065 (STACK_BIAS): Define.
6066 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
6068 (SPARC_SETHI_P): New macro.
6069 (CONST_OK_FOR_LETTER_P): Use it.
6070 (ASM_OUTPUT_ALIGN_CODE): Define.
6071 (ASM_OUTPUT_LOOP_ALIGN): Define.
6072 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
6073 (sparc_align_{loops,jumps,funcs}): New globals.
6074 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
6076 (move_operand): Use SPARC_SETHI_P.
6077 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
6079 (arith11_double_operand): Likewise.
6080 (arith10_double_operand): Likewise.
6081 (finalize_pic): Finish sparc64 support.
6082 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
6083 64 bit constants if able.
6084 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
6085 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
6087 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
6088 (get_pc_sp32): Use for sparc64 as well.
6089 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
6090 (sethi_di_sp64_const): Likewise.
6091 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
6092 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
6093 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
6095 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
6097 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
6098 * sparc/linux.h (COMMENT_BEGIN): Likewise.
6099 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
6101 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
6103 Add sparc64 linux support.
6104 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
6105 to xm_file list on 32-bit sparc-linux.
6106 * sparc/xm-sp64.h: New file.
6107 * sparc/linux64.h: New file.
6108 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
6109 Don't include xm-sparc.h.
6110 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
6111 * glimits.h (LONG_MAX): Handle sparc64.
6113 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
6115 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
6116 * sparc.h (ASM_COMMENT_START): Define.
6117 * sparc.c (output_function_prologue): Use it.
6118 (sparc_flat_output_function_{epi,pro}logue): Likewise.
6120 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
6122 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
6123 use sparc.h's copies.
6124 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
6127 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6129 * sparc.c (dwarf2out_cfi_label): Add declaration.
6130 (save_regs, output_function_prologue): Remove cast for it.
6131 (sparc_flat_{save_restore,output_function_prologue): Likewise.
6132 ({save,restore}_regs): No longer inline.
6134 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6136 * fold-const.c (make_range): Correctly handle cases of converting
6137 from unsigned to signed type.
6139 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6141 * fold-const.c (merge_ranges): Make sure that if one range is subset
6142 of another, it will always be the second range. Correct (+,-) case to
6145 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
6147 * final.c (final_end_function): Also do dwarf2 thing if
6148 DWARF2_DEBUGGING_INFO.
6149 (final_start_function): Likewise.
6151 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
6153 * expmed.c (expand_divmod): If compute_mode is not the same as
6154 mode, handle the case where convert_modes() causes op1 to no
6155 longer be a CONST_INT.
6157 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
6158 note holding get_jump_flags() calculation to all JUMP_INSNs.
6159 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
6160 * rtl.c (reg_note_name): Add new note types.
6162 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
6164 * rtlanal.c (computed_jump_p): Fix typo in last change.
6166 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6168 * loop.c (indirect_jump_in_function_p): Return 0
6171 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
6173 * rs6000/xm-rs6000.h: Fix thinko in last change.
6174 * rs6000/xm-sysv4.h: Likewise.
6176 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
6178 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
6180 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
6182 * reg-stack.c (find_blocks): Fix thinko in last change.
6184 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6186 * m68k.c (output_function_prologue): Add dwarf2 support.
6188 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
6189 INCOMING_FRAME_SP_OFFSET): New definitions.
6191 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
6193 * combine.c (try_combine): Use NULL_RTX instead of '0' where
6194 appropriate in calls to gen_rtx().
6195 * cse.c (cse_main): Likewise.
6196 * emit-rtl.c (gen_label_rtx): Likewise.
6197 * expr.c (init_expr_once): Likewise.
6198 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
6199 sched_analyze, init_rgn_data_dependences,
6200 compute_block_backward_dependences): Likewise.
6201 * sched.c (schedule_insns): Likewise.
6202 * varasm.c (immed_double_const): Likewise.
6204 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
6205 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
6207 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
6209 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
6210 (MULTILIB_DEFAULTS): Define.
6211 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
6212 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
6213 (LIBGCC_SPEC): Likewise.
6214 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
6215 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
6216 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
6217 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
6218 (EXTRA_PARTS, TAROUTOPTS): Delete.
6219 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
6220 (MULTILIB_OPTIONS): Define.
6221 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
6222 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
6224 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
6226 * version.c: Bump for snapshot.
6228 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
6230 * loop.c (loop_number): Delete function. Change all references
6231 to use uid_loop_num array.
6232 * loop.h (loop_number): Delete declaration.
6233 * unroll.c (unroll_loop): Change "loop_number" references to
6234 use uid_loop_num instead.
6236 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
6238 (loop_unroll_iter): Remove unused variable and all references.
6239 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
6240 (insert_bct): Fix minor formatting problems.
6241 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
6242 (loop_unroll_iter): Removed unused decl.
6243 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
6244 Always record the unrolling factor.
6246 * cse.c (simplify_relational_operation): Set h0u just like h0s.
6247 Similarly for h1u and h1s.
6249 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
6250 (find_basic_blocks): Use computed_jump_p to determine if a
6251 particular JUMP_INSN is a computed jump.
6252 * reg-stack.c (find_blocks): Use computed_jump_p to determine
6253 if a particular JUMP_INSN is a computed jump.
6254 * rtlanal.c (jmp_uses_reg_or_mem): New function.
6255 (computed_jump_p): Likewise.
6256 * rtl.h (computed_jump_p): Declare.
6257 * genattrtab.c (pc_rtx): Define and initialize.
6258 * loop.c (loop_optimize): Always determine if the current
6259 function has a computed jump.
6260 (indirect_jump_in_function_p): Use computed_jump_p to determine
6261 if a particular JUMP_INSN is a computed jump.
6263 * loop.c (fix_bct_param): Delete unused function.
6264 (check_bct_param): Likewise.
6266 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
6268 * frame.c (__deregister_frame): Check properly for initialized object.
6270 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6272 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
6274 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6276 * jump.c (thread_jumps): check can_reverse_comparison_p before
6277 threading a reversed-condition jump.
6279 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
6280 * haifa-sched.c (update_flow_info): Likewise.
6282 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
6284 * Makefile.in (BOOT_CFLAGS): Use -O2.
6286 * configure.in (strtoul, bsearch): Have autoconf check for these
6288 * configure, config.in: Rebuilt.
6290 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
6291 * mips/mips.h (alloca): Likewise.
6292 * rs6000/xm-rs6000.h (alloca): Likewise.
6293 * rs6000/xm-sysv4.h: Likewise.
6295 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
6297 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
6298 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
6299 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
6301 * except.c (end_eh_unwinder): Subtract 1 from return address.
6302 * libgcc2.c (__throw): Likewise.
6303 (find_exception_handler): Don't change PC here. Compare end with >.
6305 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
6307 * v850.c (compute_register_save_size): Correct register
6309 * v850.md (save_interrupt, return_interrupt): Correct
6311 * v850/lib1funcs.asm (save_interrupt): Correct register number.
6312 (return_interrupt): Use stack pointer, not element pointer.
6314 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
6316 * configure.in, configure: Make sure to create the stage* and include
6317 symbolic links in each subdirectory.
6319 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
6321 * pa.md (reload_peepholes): Don't allow addresses with side
6322 effects for the memory operand.
6324 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
6326 * libgcc2.c (find_exception_handler): Subtract one from our PC when
6327 looking for a handler, to avoid hitting the beginning of the next
6330 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
6332 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
6334 * mips/abi64.h (LONG_MAX_SPEC): Define.
6335 * mips.h (LONG_MAX_SPEC): Define.
6336 (CPP_SPEC): Include long_max_spec.
6337 (EXTRA_SPECS): Include long_max_spec.
6339 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
6341 * v850.c (construct_save_jarl): Fix thinko in last change.
6343 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
6345 * version.c: Bump for snapshot.
6347 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
6349 * libgcc2.c (find_exception_handler): Not found is -1.
6351 * integrate.c (expand_inline_function): Move expand_start_bindings
6352 after expanding the arguments.
6354 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
6356 * expr.c (expand_expr): Remove previous incorrect change.
6357 If target and slot has no DECL_RTL, then call mark_addressable
6358 again for the slot after we give it RTL.
6360 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
6362 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
6363 again for the slot after we give it RTL.
6365 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
6367 * v850.c (register_is_ok_for_epilogue,
6368 pattern_is_ok_for_epilogue, construct_restore_jr,
6369 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
6371 * v850.h (pattern_is_ok_for_prologue,
6372 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
6375 * v850.md: Replace prologue and epilogue patterns with a
6376 match_parallel pattern.
6378 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
6380 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
6381 * configure.in: Use EGCS_PROG_INSTALL.
6383 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
6385 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
6386 extern inline function.
6388 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
6390 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
6391 (concat_loc_descriptor): New function.
6392 (loc_descriptor): Call it.
6393 (add_AT_location_description): Also elide the descriptor if both
6394 halves of a CONCAT are pseudos.
6395 (add_location_or_const_value_attribute): Recognize CONCAT too.
6397 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
6399 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
6401 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
6402 out-or-range reg_offset.
6403 (output_epilog): Likewise.
6405 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
6407 * cse.c (simplify_relational_operation): If MODE specifies a
6408 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
6409 is derived from the sign bit of the low word.
6411 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
6413 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
6415 * dwarf2.h: Add DW_CFA_GNU_args_size.
6416 * frame.c (execute_cfa_insn): Likewise.
6417 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
6418 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
6419 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
6420 insn, hand it off to dwarf2out_stack_adjust.
6421 (dwarf2out_begin_prologue): Initialize args_size.
6422 * frame.h (struct frame_state): Add args_size.
6423 * libgcc2.c (__throw): Use args_size.
6424 * final.c (final_scan_insn): If we push args, hand off all insns
6425 to dwarf2out_frame_debug.
6426 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
6428 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
6429 Handle epilogue restore of SP from FP.
6430 * emit-rtl.c (gen_sequence): Still generate a sequence if the
6431 lone insn has RTX_FRAME_RELATED_P set.
6433 * frame.c (extract_cie_info): Handle "e" augmentation.
6434 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
6435 absence of UNALIGNED_*_ASM_OP.
6436 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
6437 (output_call_frame_info): Use "e" instead of "z" for augmentation.
6438 Don't emit augmentation fields length.
6439 (dwarf2out_do_frame): Move outside of #ifdefs.
6440 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
6443 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
6444 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
6445 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
6446 * sparc/sun4gas.h: New file.
6447 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
6449 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
6450 __register_frame_table and __deregister_frame.
6452 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
6454 * except.c (find_exception_handler_labels): Use xmalloc instead of
6455 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
6458 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
6460 * Makefile.in: Various changes to build info files
6461 in the object tree rather than the source tree.
6463 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
6465 * fixinc.math: New file to fix math.h on some systems.
6466 * configure.in (freebsd, netbsd): Use fixinc.math on these
6468 * configure: Rebuilt.
6470 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
6472 * regmove.c (regmove_optimize): If we end up moving the
6473 original insn due to lifetime overlaps, make sure to move
6476 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
6478 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
6480 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
6482 * haifa-sched.c (add_branch_dependences): Make each insn in
6483 a SCHED_GROUP_P block explicitly depend on the previous insn.
6485 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6487 * except.h: Prototype dwarf2 hooks.
6490 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
6492 * configure.in (native_prefix): Delete.
6493 (mips-dec-netbsd): Don't set prefix.
6494 (*linux*): Don't set prefix.
6496 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
6498 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
6499 defined. If not defined, include <sys/varargs.h> if
6500 HAVE_SYS_VARARGS_H is defined.
6501 * configure.in: Test for varargs.h and sys/varargs.h.
6502 * configure: Regenerate with autoconf.
6503 * config.in: Regenerate with autoheader.
6505 * cpplib.c (quote_string): Cast first arg of sprintf call
6506 from "unsigned char *" to "char *".
6507 (output_line_command): Ditto.
6508 (macroexpand): Ditto.
6509 (do_line): Cast atoi arg from "unsigned char *" to "char *".
6511 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
6513 * version.c: Bump for snapshot.
6515 * Makefile.in (compare): Exit with nonzero status if there
6516 are comparison failures. Note which files failed the
6517 comparison test in .bad_compare.
6519 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6521 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
6523 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
6525 * Makefile.in (LN, LN_S): New macros, use where appropriate.
6526 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
6527 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
6528 * configure: Regenerated.
6530 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
6532 * loop.c (strength_reduce): Fix typo.
6534 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
6536 * m88k/m88k.c (struct option): Rename to struct options.
6537 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
6538 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
6539 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
6540 __DOLPHIN__ or sysV88.
6542 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
6544 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
6547 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
6549 * config.sub: Accept 'amigados' for backward compatability.
6551 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6553 * Makefile.in (testsuite/site.exp): New target.
6554 (check-gcc, check-g++): Depend on testsuite/site.exp.
6555 Don't stop for failure.
6557 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
6559 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
6560 if DWARF2_UNWIND_INFO.
6562 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
6564 Add support for exception handling using DWARF 2 frame unwind info.
6565 Currently works on SPARC and MIPS, and almost on x86.
6567 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
6568 next_stack_level, in_reg_window): Helper fns.
6569 (__throw): Implement for DWARF2_UNWIND_INFO.
6571 * expr.c (expand_builtin): Handle builtins used by __throw.
6572 * tree.h (enum built_in_function): Add builtins used by __throw.
6573 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
6574 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
6575 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
6576 (expand_builtin_extract_return_addr): Likewise.
6577 (expand_builtin_frob_return_addr): Likewise.
6578 (expand_builtin_set_return_addr_reg): Likewise.
6579 (expand_builtin_eh_stub): Likewise.
6580 (expand_builtin_set_eh_regs): Likewise.
6581 (eh_regs): Choose two call-clobbered registers for passing back values.
6583 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
6584 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
6585 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
6586 (stmp-multilib): Likewise.
6587 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
6589 * except.c: #include "defaults.h".
6590 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
6591 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
6592 (register_exception_table_p): New fn.
6593 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
6594 (end_eh_unwinder): Likewise.
6596 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
6597 call __register_frame and __deregister_frame as needed.
6598 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
6599 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
6600 EH_FRAME_SECTION_ASM_OP.
6601 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
6602 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
6603 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
6605 * dwarf2out.c (output_call_frame_info): If no support for
6606 EXCEPTION_SECTION, mark the start of the frame info with a
6608 * collect2.c (frame_tables): New list.
6609 (is_ctor_dtor): Recognise frame entries.
6610 (scan_prog_file): Likewise.
6611 (main): Pass -fno-exceptions to sub-compile. Also do collection
6612 if there are any frame entries.
6613 (write_c_file_stat): Call __register_frame_table and
6614 __deregister_frame as needed.
6615 (write_c_file_glob): Likewise.
6617 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
6618 Also require unaligned reloc support.
6619 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6620 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
6621 * sparc/sysv4.h: Not here.
6623 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
6624 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
6625 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
6627 * libgcc2.c (L_eh): Reorganize, moving code shared by different
6628 EH implementations to the top.
6629 (find_exception_handler): Split out. Start from 0. Compare against
6631 (__find_first_exception_table_match): Use it.
6632 * except.c (output_exception_table): Don't do anything if there's
6633 no table. Don't output a first entry of zeroes.
6634 (eh_outer_context): Adjust properly.
6635 (add_eh_table_entry): Use xrealloc.
6636 * toplev.c (compile_file): Just call output_exception_table.
6638 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
6640 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
6642 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
6644 * except.c (eh_outer_context): Do masking using expand_and.
6646 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
6648 Add port done awhile ago for the ARC cpu.
6649 * arc/arc.h: New file.
6650 * arc/arc.c: New file.
6651 * arc/arc.md: New file.
6652 * arc/initfini.c: New file.
6653 * arc/lib1funcs.asm: New file.
6654 * arc/t-arc: New file.
6655 * arc/xm-arc.h: New file.
6656 * ginclude/va-arc.h: New file.
6657 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
6658 * ginclude/varargs.h: Likewise.
6659 * Makefile.in (USER_H): Add va-arc.h.
6660 * configure.in (arc-*-elf*): Recognize.
6661 * longlong.h: Add ARC support.
6663 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
6665 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
6666 when clearing non-BLKmode data.
6668 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
6670 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
6671 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
6673 * xm-m88k.h (USG): Only define if it hasn't already been defined.
6675 * Makefile.in (risky-stage1): Delete gratutious whitespace.
6677 * Makefile.in (clean): Delete libgcc1-test.
6679 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
6681 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
6683 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
6686 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6688 * dwarf2out.c (output_call_frame_info): Call named_section.
6690 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
6692 * haifa-sched.c (print_value): Fix last change.
6694 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
6696 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
6699 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
6701 * mips.c (function_prologue): Set up the CFA when ABI_32.
6703 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
6704 for dwarf2 unwind info.
6705 (output_function_prologue, sparc_flat_output_function_prologue): Same.
6707 * final.c (final_end_function): Check dwarf2out_do_frame instead
6708 of DWARF2_DEBUG for dwarf2 unwind info.
6709 (final_scan_insn): Likewise.
6710 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
6713 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
6716 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
6718 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
6720 * v850.h (ASM_SPEC): Pass on target processor.
6721 (CPP_PREDEFINES): Only define if not already specified.
6722 (TARGET_VERSION): Only define if not already specified.
6723 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
6725 (EXTRA_SWITCHES): Extra entries in the switches array.
6726 (TARGET_DEFAULT): Set default target processor.
6728 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
6730 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
6731 cases, add %# and %/, and add : to make them into extended asms.
6733 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
6735 * alias.c (init_alias_analysis): Clean up incompatible pointer
6736 type warning in bzero.
6737 * regmove.c (regmove_optimize): Ditto.
6738 * haifa-sched.c (find_rgns): Ditto.
6740 * haifa-sched.c (print_value): Clean up ptr->int cast
6743 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
6745 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
6746 * install.texi (Configurations): Ditto.
6747 * config.sub: Ditto.
6749 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
6751 * Makefile.in (sdbout.o): Depend on insn-config.h.
6753 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
6755 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
6756 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
6758 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
6760 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
6761 prologue insn, only the first elt is significant.
6762 (output_call_frame_info): For exception handling, always use 4-byte
6763 fields as specified by the dwarf2 spec.
6764 Don't skip trivial FDEs.
6766 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
6768 * version.c: Bump for snapshot.
6770 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
6772 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
6773 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
6776 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
6778 * final.c (shorten_branches): During first pass, assume worst
6779 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
6781 * Makefile.in (distclean): Remove various things left around
6782 by running the testsuite.
6784 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
6786 * configure.in (out_file): Emit definition to config.status in order
6787 to have a defined value for configure.lang.
6788 * configure: Re-built.
6790 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
6792 * configure.in: Make symlink to as-new rather than as.new. Similarly
6794 * configure: Rebuilt.
6796 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
6798 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
6800 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
6802 * sparc/sparc.md: Add ultrasparc scheduling support.
6803 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
6805 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
6807 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
6808 as initial value for real_label_map.
6809 (copy_for_inline): Likewise.
6811 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6813 * sched.c (update_flow_info) When looking if to set found_split_dest
6814 or found_orig_dest, look at all parts of a PARALLEL.
6815 * haifa-sched.c (update_flow_info): Likewise.
6817 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
6819 * v850: New directory for v850 port.
6820 * v850/lib1funcs.asm: New file.
6821 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
6822 * ginclude/va-v850.h: New file.
6823 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
6824 * configure.in (mn10200-*-*): New target.
6825 * configure: Rebuilt.
6826 * config.sub: Handle v850-elf.
6827 * Makefile.in (USER_H): Add va-mn10200.h.
6828 * invoke.texi: Document v850 stuff.
6830 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
6832 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
6833 has integer TYPE_{MAX,MIN}_VALUE before using them.
6835 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
6836 __HPUX_ASM__ versions.
6838 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
6840 * install.sh: Delete duplicate install script.
6842 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
6844 * reg-stack.c (subst_stack_regs): Pop the stack register for a
6845 computed goto which sets the same stack register.
6847 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
6848 destination are both on the regstack.
6849 (subst_stack_regs_pat): Put the destination at the top of the regstack.
6851 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
6853 * mips.md (nonlocal_goto_receiver): Define.
6855 * profile.c (output_arc_profiler): Check next_insert_after for non
6856 NULL before deferencing it.
6858 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
6860 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
6862 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
6864 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
6866 * toplev.c (rest_of_compilation): For passes starting with
6867 flow_analysis, use print_rtl_with_bb instead of print_rtl.
6869 * print-rtl.c (print_rtl_single): Print a single rtl value to a
6872 * flow.c (print_rtl_with_bb): Print which insns start and end
6873 basic blocks. For the start of a basic block, also print the live
6876 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
6878 * toplev.c (main): Change #elif to #else/#ifdef
6880 * tlink.c: Include ctype.h.
6881 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
6883 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
6885 * bitmap.c: Conditionally include stdlib.h.
6886 (free): Provide a declaration if NEED_DECLARATION_FREE.
6888 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
6890 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
6892 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
6894 * profile.c (output_arc_profiler): Verify next_insert_after is an
6895 INSN before and after skipping a stack pop.
6897 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6899 * final.c (shorten_branches): Don't count the lengths of deleted
6902 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
6904 * version.c: Bump for snapshot.
6906 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
6908 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
6909 two bitmaps ANDed together.
6910 (bitmap_print): Declare.
6912 * bitmap.c (function_obstack): Don't declare any more.
6913 (bitmap_obstack): Obstack for allocating links from.
6914 (bitmap_obstack_init): New static to say whether to initialize
6916 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
6917 (bitmap_release_memory): Free all memory allocated from
6920 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
6921 EXECUTE_IF_AND_IN_BITMAP.
6923 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
6925 * alias.c (true_dependence): Address with AND can alias scalars.
6926 (anti_dependence, output_dependence): Likewise.
6928 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
6930 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
6932 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
6933 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
6934 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
6935 definitions. Use -qrtems instead of -mrtems.
6937 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
6939 * xm-sco5.h (sys_siglist): Define.
6940 (SYS_SIGLIST_DECLARED): Likewise.
6942 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
6944 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
6946 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
6948 * except.c (eh_outer_context): Expand masking operation using
6951 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
6953 * alpha.md (floatdisf2-1): New pattern.
6955 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
6957 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
6958 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
6959 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
6960 * gcc.texi: Note that if you define sys_siglist that you should
6961 also define SYS_SIGLIST_DECLARED.
6963 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
6964 are relative to the next instruction, not the current instruction.
6966 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
6968 * local-alloc.c (contains_replace_regs): New function.
6969 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
6970 verify that there is no existing REG_EQUIV note, and add a call to
6971 contains_place_regs.
6973 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6975 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
6976 (STARTFILE_SPEC): Always use crtbegin.o%s
6977 (ENDFILE_SPEC): Always use crtend.o%s.
6979 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
6981 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
6983 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
6984 SFmode for 64 bit hosts.
6986 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
6988 * fixincludes: Permits spaces between # and define. Discard C++
6989 comments in sys/pci.h on HP/UX 10.20.
6991 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
6993 * version.c: Bump for snapshot.
6995 * pa.c (restore_unscaled_index_insn_codes): New function.
6996 (record_unscaled_index_insn_codes): Likewise.
6997 (output_function_prologue): Call restore_unscaled_index_insn_codes.
6998 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
6999 (pa_reorg): Call record_unscaled_index_insn_codes.
7001 * haifa-sched.c (move_insn): Handle notes correctly for insns
7002 with SCHED_GROUP_P set.
7004 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7006 * alpha/xm-linux.h (USE_BFD): Undef before define.
7008 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
7010 * cse.c (cse_insn): Don't record BLKmode values.
7012 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
7014 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
7016 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
7018 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
7019 * collect2.c (sys_errlist): Likewise.
7020 * cpplib.c (sys_errlist): Likewise.
7021 * gcc.c (sys_errlist): Likewise.
7022 * protoize (sys_errlist): Likewise.
7023 * configure.in: Check for strerror.
7024 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
7025 * xm-gnu.h (HAVE_STRERROR): Likewise.
7026 * xm-linux.h (HAVE_STRERROR): Likewise.
7027 * xm-netbsd.h (HAVE_STRERROR): Likewise.
7028 * xm-bsd386.h (HAVE_STRERROR): Likewise.
7029 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
7030 * xm-dos.h (HAVE_STRERROR): Likewise.
7031 * xm-mingw32.h (HAVE_STRERROR): Likewise.
7032 * xm-pa.h (HAVE_STRERROR): Likewise.
7033 * xm-papro.h (HAVE_STRERROR): Likewise.
7034 * xm-sysv4.h (HAVE_STRERROR): Likewise.
7035 * configure, config.in: Rebuilt.
7037 * Makefile.in: Add several missing "else true" clauses.
7039 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
7040 * mips-tfile.c: Likewise.
7041 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
7042 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
7043 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
7044 * configure.in: Check for sys_siglist declaration.
7045 * configure, config.in: Rebuilt.
7047 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
7049 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
7050 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
7051 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
7052 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
7053 * rs6000/sysv4.h (extra_subtarget_switches): Added new
7054 macro EXTRA_SUBTARGET_SWITCHES.
7055 * configure.in (sh*-*-rtems*): New target.
7056 * sh/rtems.h: New file.
7057 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
7058 * configure: Rebuilt.
7060 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
7062 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
7064 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
7066 * rs6000.md: Make DF fused-add operations pay attention to
7069 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
7071 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
7073 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
7075 * pa.md (reload_peepholes): Make sure operand is a REG before
7076 examining REGNO. Allow general registers too.
7078 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
7080 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
7082 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
7084 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
7085 to reallocate abbrev_die_table.
7087 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
7089 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
7091 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7093 * Makefile.in (config.status): Depend on version.c
7095 * expr.h (insn_gen_function): Reenable prototype.
7097 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
7100 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
7102 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
7104 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
7106 * version.c: Bump for latest snapshot.
7108 * bc-optab.c: Conditionally include stdlib.h.
7109 (free): Provide a declaration if NEED_DECLARATION_FREE.
7110 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
7111 * rtl.h (free): Remove declaration.
7112 * tree.h (free): Remvoe declaration.
7114 * configure: Rebuilt.
7116 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
7118 * flags.h (flag_move_all_movables): Declare.
7119 (flag_reduce_all_givs): Likewise.
7120 * loop.c (move_movables): Handle flag_move_all_movables.
7121 (strength_reduce): Handle flag_reduce_all_givs.
7122 * toplev.c (flag_move_all_movables): Define.
7123 (flag_reduce_all_givs): Likewise.
7124 (f_options): Add -fmove-all-movables and -freduce-all-givs.
7125 * invoke.texi: Document new options, including alias stuff that
7126 wasn't included last time.
7128 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
7130 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
7133 * t-vxworks68: Ditto.
7134 * t-vxworks960: Ditto.
7137 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
7139 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
7140 if not already defined, and USE_C_ALLOCA not defined.
7142 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
7144 * config.guess: Replace with script that uses ../config.guess.
7146 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
7147 if USE_GNULIBC_1 is not defined.
7149 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
7151 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
7152 * config.guess: Recognize alpha-linux-gnulibc1.
7153 * configure.in (alpha-*-linux-gnulibc1): New target.
7154 (alpha-*-linux-gnu*): Don't build crtbegin/end.
7156 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
7158 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
7161 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
7163 * loop.c (combine_movables): Earlier insns don't match later ones.
7165 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7167 * config/linux.h (CC1_SPEC): Define it only if not defined.
7169 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
7172 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
7173 USE_GNULIBC_1 is not defined.
7175 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
7177 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
7178 as 1 if USE_GNULIBC_1 is not defined.
7180 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
7182 * reorg.c (dbr_schedule): Allow current_function_return_rtx
7183 to be something other than a REG.
7184 * function.c (expand_function_end): Fix current_function_return_rtx
7187 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
7188 * x-netbsd: Likewise
7189 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
7190 (INSTALL_HEADERS): Delete.
7191 * x-dguxbcs: Likewise.
7192 * x-hp3bsd44: Likewise
7195 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
7197 * i386.md (pop): pop increments the stack pointer.
7198 (prologue_set_stack_ptr): New pattern.
7199 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
7202 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
7204 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
7205 address where an offsettable address is required.
7207 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
7209 * loop.c (check_final_value): Don't miss a biv increment in a
7212 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
7214 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
7215 TYPE_DECL_IS_STUB instead of DECL_NAME.
7217 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7219 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
7221 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
7223 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
7225 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
7227 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
7228 (find_post_sched_live): Likewise.
7230 * haifa-sched.c (schedule_block): Remove old code to get arguments
7231 from hard regs into pseudos early.
7233 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
7235 * version.c: Bump for new snapshot.
7237 * local-alloc.c (update_equiv_regs): All the target to reject
7238 promotion of some REG_EQUAL to REG_EQUIV notes.
7239 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
7241 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
7244 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
7245 store of the argument registers.
7247 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
7249 * fold-const.c (multiple_of_p): New function.
7250 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
7252 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
7254 * expr.h (insn_gen_function): Temporarily remove prototype.
7256 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
7258 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
7259 filenames. Use sed to extract base filename for install.
7261 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
7263 * unroll.c (find_splittable_givs): Only share if two givs have the
7264 same add and multiply values.
7266 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
7268 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
7269 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
7271 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
7273 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
7274 around branch tables.
7275 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
7276 and .end_brtab directives if TARGET_GAS.
7278 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
7280 * alias.c (true_dependence): Pass x_addr not x to varies.
7282 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
7283 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
7284 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
7286 * config.in, configure: Regenerate.
7288 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
7290 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
7292 (record_set): Handle LO_SUM like PLUS.
7293 (init_alias_analysis): When following chains of base addresses,
7294 do not stop on reaching a hard register.
7296 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
7298 * version.c: Bump for new snapshot.
7300 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
7302 * alpha.h (ARCH_ASM_FILE_START): Define.
7303 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
7304 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
7306 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
7308 * Makefile.in (install-common): Put gcov comment at start of line.
7310 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
7312 * alias.c (init_alias_analysis): When simplifying the reg_base_value
7313 array, simplify entries for hard registers too.
7315 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
7317 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
7320 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
7322 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
7323 block_stack before dereferencing it.
7325 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
7327 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
7329 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7331 * cplus-dem.c: Add 'extern' to prepends_underscore.
7333 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
7335 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
7336 (get_issue_rate): Delete.
7337 * pa.h (ISSUE_RATE): Define.
7339 * configure.in: Turn on haifa by default for the PA.
7340 * configure: Rebuilt.
7341 * pa.c (override_options): Accept -mschedule=7200 option.
7342 (pa_adjust_cost): No longer need to scale costs for newer
7344 * pa.h (enum processor_type): Add PROCESSOR_7200.
7345 * pa.md: Revamp scheduling parameters to work better with
7346 haifa. Add scheduling parameters for the 7200.
7348 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
7350 (schedule_block): When adjusting basic_block_{head,end}, account
7351 for movement of SCHED_GROUP_P insns too.
7353 * haifa-sched.c (debug_dependencies): Fix thinko.
7355 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
7356 (site.exp, check, check-g++, check-gcc): New targets.
7358 * haifa-sched.c: Make lots of variables static.
7360 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7362 * expr.h, real.h: Finish prototyping.
7364 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
7366 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
7367 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
7368 * reload1.c: Undo bugfix from Aug 11.
7370 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
7372 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
7373 quotes around the name.
7374 * configure: Regenerate.
7376 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
7378 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
7380 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
7382 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
7383 to sub-makes to avoid building more passes than the user might have
7384 requested on the command line.
7386 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
7388 * configure.in: Expurgate `broken_install' (install is
7391 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
7394 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
7396 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
7397 functions and declarations.
7398 (analyze_loop_iterations): Use condjump_p.
7399 (insert_bct): Likewise. Use exact_log2.
7401 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
7403 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
7404 (schedule_region): Likewise.
7405 (schedule_insns): Likewise.
7407 * PROJECTS: Update with Haifa stuff.
7409 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
7411 * version.c: Change the version string to look like:
7412 egcs-2.90.00 970814 (gcc2-970802 experimental).
7414 * loop.c (is_conditional_branch): Make definition match declaration.
7416 * gcc.c: Take out experimental snapshot warning message.
7418 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
7420 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
7421 print out the names of the notes. Print out the name of the insn
7422 that is not a note, and not an {,CALL_,JUMP_}INSN.
7424 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
7426 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
7427 again for the slot after we give it RTL.
7429 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
7431 * configure.in (haifa configury): Fix typo.
7432 * configure: Regenerate.
7434 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
7436 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
7438 * gcc.info*: Rebuilt.
7440 * COPYING.g77, README.g77: New files.
7441 * real.c (ereal_unto_float, ereal_unto_double): New functions.
7442 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
7443 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
7445 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
7447 * Integrate Haifa instruction scheduler.
7448 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
7449 to sched with $(SCHED_CFLAGS.
7450 * configure.in: Handle --enable-haifa.
7451 * configure: Rebuilt.
7452 * flags.h: Add new flags for haifa instruction scheduler.
7453 * genattrtab.c (expand_units): For haifa, don't subtract one
7454 when computing blockage.
7455 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
7456 (flag_schedule_speculative): Ditto.
7457 (flag_schedule_speculative_load): Ditto.
7458 (flag_schedule_speculative_load_dangerous): Ditto.
7459 (flag_schedule_reverse_before_reload): Ditto.
7460 (flag_schedule_reverse_after_reload): Ditto.
7461 (flag_branch_on_count_reg): Ditto.
7462 (f_options): Add Haifa switches.
7463 (main): Turn off some Haifa options if appropriate macro is
7464 defined. Process Haifa switches.
7465 * unroll.c (iteration_info): No longer static, since Haifa
7467 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
7468 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
7469 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
7470 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
7471 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
7472 storage for the Haifa scheduler.
7473 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
7475 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
7476 are defined, call analyze_loop_iterations and insert_bct to use
7478 (record_giv): Refine test for jumps out of loops if HAIFA is
7480 (analyze_loop_iterations): New function to identify if we can use
7482 (insert_bct): Insert countdown loop.
7483 (instrument_loop_bct): Low level code to insert countdown loop.
7484 (loop_number): Calculate UID of loop.
7485 (indirect_jump_in_function_p): Return true if an indirect jump is
7487 (is_power_of_2): Return true if value is a power of 2.
7488 (is_conditional_branch): Return true if insn is a conditional
7490 (fix_bct_param): Process -fbct-{min,max}-N switches.
7491 (check_bct_param): Return true if loop should be instrumented.
7492 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
7493 (loop_optimize): Initialize.
7494 (get_condition_for_loop): Ditto.
7495 * loop.c (strength_reduce): Inside of code that uses #ifdef
7496 HAVE_decrement_and_branch_on_count code, test it to make sure the
7498 (instrument_loop_bct): Ditto.
7499 * haifa-sched.c: New file.
7502 * Integrate regmove pass.
7503 * Makefile.in (OBJS): Add regmove.o
7504 (regmove.o): Add dependencies.
7505 * flow.c (find_use_as_address): No longer static.
7506 * rtl.h (find_use_as_address): Declare.
7507 * toplev.c (regmove_dump, flag_regmove): Define.
7508 (f_options): Add -fregmove.
7509 (regmove_dump_file, regmove_time): Define.
7510 (fatal_insn): Close the regmove dump file.
7511 (compile_file): Initialize regmove_time; open/close the regmove dump
7512 file as needed. Print regmove time as needed.
7513 (rest_of_compilation): Run regmove pass if requested, dump
7514 RTL after regmove if requested.
7515 (main): If -O2 or more, turn on regmove. Handle dump switches.
7516 * regmove.c: New file.
7518 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
7520 * Integrate tlink patch from jason@cygnus.com
7521 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
7522 (process_command): Increment n_switches for them. Don't discard
7523 their args. Validate them.
7524 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
7526 (process_command): Set include_prefixes from COMPILER_PATH.
7527 (main): Set COLLECT_GCC_OPTIONS sooner.
7528 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
7529 * tlink.c, hash.c, hash.h: New files.
7530 * Makefile.in (USE_COLLECT2): Always use collect2.
7531 (collect2): Depend on and link in hash.o and tlink.o.
7532 (tlink.o, hash.o): Add dependencies.
7534 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
7536 * Integrate alias analysis changes from jfc@mit.edu
7537 * Makefile.in (OBJS): Add alias.o
7538 (alias.o): Add dependencies.
7539 * alias.c: New file.
7540 * sched.c: Remove alias analysis code. It lives in alias.c now.
7541 (sched_analyze_2): Add new arguments to true_dependence.
7542 (schedule_insns): Always call init_alias_analysis.
7543 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
7544 mark return value from such functions as a pointer and keep track of
7545 them for alias analysis. If a return value from a function is a
7546 pointer, mark it as such.
7547 * combine.c (distribute_notes): Handle REG_NOALIAS.
7548 * cse.c (struct write_data): Delete. No longer needed.
7549 (invalidate): Don't call set_nonvarying_address_components anymore.
7550 Use true_dependence to decide if an entry should be removed from
7552 (invalidate_memory): Remove WRITES argument, simplify appropriately.
7554 (note_mem_written): Similarly for WRITE_PTR argument.
7555 (invalidate_from_clobbers): Similarly for W argument.
7556 (invalidate_for_call): Remove memory elements from the hash table.
7557 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
7558 (cse_rtx_varies_p): New function. Derived from old
7559 cse_rtx_addr_varies_p.
7560 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
7561 Don't call note_mem_written anymore. Stack pushes invalidate the stack
7562 pointer if PUSH_ROUNDING is defined. No longer need to call
7563 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
7564 (skipped_writes_memory): Remove variable.
7565 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
7566 (invalidate_skipped_block): Simplify for new alias analysis code.
7567 (cse_set_around_loop): Likewise.
7568 (cse_main): Call init_alias_analysis.
7569 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
7570 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
7571 (f_options): Add new alias checking arguments.
7572 (main): Set flag_alias_check when optimizing.
7573 * local_alloc (validate_equiv_mem_from_store): Add new arguments
7575 (memref_referenced_p): Likewise.
7576 * loop.c (NUM_STORES): Increase to 30.
7577 (prescan_loop): Only non-constant calls set unknown_address_altered.
7578 (invariant_p): Add new arguments to true_dependence.
7579 (record_giv): Initialize unrolled and shared fields.
7580 (emit_iv_add_mult): Call record_base_value as needed.
7581 * loop.h (struct induction): Add unrolled and shared fields.
7582 * unroll.c (unroll_loop): Call record_base_value as needed.
7583 (copy_loop_body): Likewise.
7584 (final_biv_value): Likewise.
7585 (final_giv_value): Likewise.
7586 (find_splittable_regs): Likewise. Only create one new pseudo
7587 if we have multiple address GIVs that were combined with the same
7588 dst_reg GIV. Note when a new register is created due to unrolling.
7589 * rtl.c (reg_note_name): Add REG_NOALIAS.
7590 * rtl.h (enum reg_note): Similarly.
7591 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
7592 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
7593 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
7594 (true_dependence, read_dependence, anti_dependence): Likewise.
7595 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
7596 (mark_user_reg, mark_reg_pointer): Likewise.
7599 * Integrate reload bugfix from Wilon which enables the PA port
7601 * reload1.c (reload): Sum needs for both OPADDR_ADDR and and
7602 OPERAND_ADDRESS when computing how many registers an insn needs.
7603 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
7605 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
7607 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
7608 in reload_reg_use_in_op_addr do not reach the end.
7609 do not reach the end.
7610 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
7611 RELOAD_FOR_OPERAND_ADDRESS.
7613 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
7615 * egcs project officially starts.