1 Fri Sep 11 23:55:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
3 * flow.c (mark_set_1): Recognize multi-register structure return
5 (mark_used_regs): Likewise.
6 (count_reg_sets_1): Likewise.
7 (count_reg_references): Likewise.
8 * rtlanal.c (note_stores): Likewise.
9 (reg_overlap_mentioned_p): Likewise.
10 * haifa-sched.c (check_live_1): Likewise.
11 (update_live_1): Likewise.
12 (sched_analyze_1): Likewise.
13 (sched_note_set): Likewise.
14 (birthing_insn_p): Likewise.
15 (attach_deaths): Likewise.
17 * config/sparc/sparc.md (movdf_const_intreg_sp64): Disable.
20 Fri Sep 11 22:57:55 1998 Eric Dumazet <dumazet@cosmosbay.com>
22 * config/i386/sco5.h (ASM_WEAKEN_LABEL): Defined as in svr4.h.
24 Thu Sep 10 22:02:04 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
26 * glimits.h (__LONG_MAX__): Recognize __sparcv9 too.
28 Thu Sep 10 21:19:10 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
30 * configure.in: Add check for GAS subsection -1 support.
31 * acconfig.h (HAVE_GAS_SUBSECTION_ORDERING): Add.
32 * configure config.in: Rebuilt.
33 * config/sparc/sparc.h (CASE_VECTOR_MODE): For V9 flag_pic, use
34 SImode is subsection -1 works, else use DImode.
35 (ASM_OUTPUT_ADDR_VEC_START, ASM_OUTPUT_ADDR_VEC_END): Define if
37 * config/sparc/sparc.c (sparc_output_addr_vec,
38 sparc_output_addr_diff_vec): Use them if defined.
40 Thu Sep 10 10:46:01 1998 Mark Mitchell <mark@markmitchell.com>
42 * tree.h (DECL_ORIGIN): New macro.
43 * integrate.c (copy_and_set_decl_abstract_origin): New function.
44 (copy_decl_list): Use it.
45 (integrate_parm_decls): Likewise.
46 (integrate_decl_tree): Likewise.
47 * dwarf2out.c (decl_ultimate_origin): Simplify.
48 * dwarfout.c (decl_ultimate_origin): Likewise.
49 * c-decl.c (duplicate_decls): Use DECL_ORIGIN.
52 Thu Sep 10 08:01:31 1998 Anthony Green <green@cygnus.com>
54 * config/rs6000/rs6000.c (output_epilog): Add Java support.
56 Thu Sep 10 14:48:59 1998 Martin von Löwis <loewis@informatik.hu-berlin.de>
58 * invoke.texi (C++ Dialect Options): Document -fhonor-std.
60 Thu Sep 10 01:38:05 1998 Jeffrey A Law (law@cygnus.com)
62 * reg-stack.c (straighten_stack): Do nothing if the virtual stack is
63 empty or has a single entry.
65 * toplev.c (rest_of_compilation): Open up the dump file for reg-stack
66 before calling reg_to_stack.
68 Thu Sep 10 00:03:34 1998 Richard Henderson <rth@cygnus.com>
70 * alpha.c (alphaev5_insn_pipe): Abort on default case.
71 (alphaev5_next_group): Swallow CLOBBERs and USEs.
73 * c-tree.h (warn_long_long): Declare it.
75 Wed Sep 9 23:31:36 1998 (Stephen L Moshier) <moshier@world.std.com>
77 * emit-rtl.c (gen_lowpart_common): Disable optimization of
78 initialized float-int union if the value is a NaN.
80 Wed Sep 9 23:00:48 1998 Nathan Sidwell <nathan@acm.org>
82 * c-lex.c (real_yylex): Don't warn about long long constants if
83 we're allowing long long
85 Wed Sep 9 21:58:41 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
87 * except.h (current_function_eh_stub_label): Declare.
88 (current_function_eh_old_stub_label): Declare.
89 * function.h (struct function): New members eh_stub_label and
91 * except.c (current_function_eh_stub_label): New variable.
92 (current_function_eh_old_stub_label): New variable.
93 (init_eh_for_function): Clear them.
94 (save_eh_status): Save them.
95 (restore_eh_status): Restore them.
96 (expand_builtin_eh_stub): Set current_function_eh_stub_label.
97 (expand_builtin_eh_stub_old): Set current_function_eh_old_stub_label.
98 * flow.c (find_basic_blocks_1): When handling a REG_LABEL note, don't
99 make an edge from the block that contains it to the block starting
100 with the label if this label is one of the eh stub labels.
101 If eh stub labels exist, show they are reachable from the last block
104 * reload1.c (reload): Break out several subroutines and make some
106 (calculate_needs_all_insns): New function, broken out of reload.
107 (calculate_needs): Likewise.
108 (find_reload_regs): Likewise.
109 (find_group): Likewise.
110 (find_tworeg_group): Likewise.
111 (something_needs_reloads): New global variable, formerly in reload.
112 (something_needs_elimination): Likewise.
113 (caller_save_spill_class): Likewise.
114 (caller_save_group_size): Likewise.
115 (max_needs): Likewise.
116 (group_size): Likewise.
117 (max_groups): Likewise.
118 (max_nongroups): Likewise.
119 (group_mode): Likewise.
120 (max_needs_insn): Likewise.
121 (max_groups_insn): Likewise.
122 (max_nongroups_insn): Likewise.
125 * print-rtl.c (print_rtx): For MEMs, print MEM_ALIAS_SET.
127 Wed Sep 9 13:14:41 1998 Richard Henderson <rth@cygnus.com>
129 * loop.c (load_mems): Copy rtx for output mem.
131 Wed Sep 9 15:16:58 1998 Gavin Romig-Koch <gavin@cygnus.com>
133 * mips/abi64.h (LONG_MAX_SPEC): Don't set LONG_MAX for
134 mips1 or mips2 either.
136 Wed Sep 9 12:31:35 1998 Jeffrey A Law (law@cygnus.com)
138 * pa.c (pa_reorg): New marking scheme for jumps inside switch
140 (pa_adjust_insn_length): Update to work with new marking scheme
141 for jumps inside switch tables.
142 * pa.md (switch_jump): Remove pattern.
143 (jump): Handle jumps inside jump tables.
145 * Makefile.in (profile.o): Depend on insn-config.h
147 Wed Sep 9 09:36:51 1998 Jim Wilson <wilson@cygnus.com>
149 * iris6.h (DWARF2_UNWIND_INFO): Undef.
151 Wed Sep 9 01:32:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
153 Add preliminary native sparcv9 Solaris support.
154 * configure.in: Recognize sparv9-*-solaris2*
156 * config.sub: Recognize sparcv9 just like sparc64.
157 * config/sparc/sol2-c1.asm config/sparc/sol2-ci.asm
158 config/sparc/sol2-cn.asm: Macroize so it can be shared between
159 32-bit and 64-bit Solaris systems.
160 * config/sparc/t-sol2: Assemble those with cpp.
161 * config/sparc/sparc.h (TARGET_CPU_sparcv9): New alias for v9.
162 (*TF*_LIBCALL): If ARCH64 use V9 names.
163 * config/sparc/{xm-sysv4-64,sol2-sld-64}.h: New files.
165 Wed Sep 9 01:07:30 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
167 * config/sparc/sparc.h (TARGET_CM_MEDMID): Fix documentation.
168 (CASE_VECTOR_MODE): Set to SImode even if PTR64, when MEDLOW and
170 (ASM_OUTPUT_ADDR_{VEC,DIFF}_ELT): Check CASE_VECTOR_MODE not
172 * config/sparc/sparc.md (tablejump): Likewise, and sign extend op0
173 to Pmode if CASE_VECTOR_MODE is something else.
175 Wed Sep 9 00:10:31 1998 Jeffrey A Law (law@cygnus.com)
177 * prefix.c (update_path): Correctly handle cases where PATH is
178 a substring of the builtin prefix, but specifies a different
181 Tue Sep 8 23:46:04 1998 Hans-Peter Nilsson <hp@axis.se>
183 * expr.c: Corrected comment about what MOVE_RATIO does.
184 * config/alpha/alpha.h: Ditto.
185 * config/1750a/1750a.h: Ditto.
186 * config/clipper/clipper.h: Ditto.
187 * config/i386/i386.h: Ditto.
189 Tue Sep 8 22:56:12 1998 Jeffrey A Law (law@cygnus.com)
191 * configure.in (m68k-next-nextstep3*): Use collect2.
192 Similarly for x86 NeXT configurations.
193 * configure: Rebuilt.
195 Tue Sep 8 01:38:57 1998 Nathan Sidwell <nathan@acm.org>
197 * configure.in: Don't assume srcdir is .../gcc
198 * configure: Rebuilt.
200 Sat Sep 5 16:34:34 EDT 1998 John Wehle (john@feith.com)
202 * global.c: Update comments.
203 (global_alloc): Assign allocation-numbers
204 even for registers allocated by local_alloc in case
205 they are later spilled and retry_global_alloc is called.
206 (mark_reg_store, mark_reg_clobber,
207 mark_reg_conflicts, mark_reg_death): Always record a
208 conflict with a pseudo register even if it has been
209 assigned to a hard register.
210 (dump_conflicts): Don't list pseudo registers already assigned to
211 a hard register as needing to be allocated, but do list their
213 * local-alloc.c: Update comment.
215 Mon Sep 7 23:38:01 1998 Jeffrey A Law (law@cygnus.com)
217 * configure.in: Check for bogus GCC_EXEC_PREFIX and LIBRARY_PATH.
218 * configure: Rebuilt.
220 Mon Sep 7 22:41:46 1998 Michael Meissner <meissner@cygnus.com>
222 * rs6000.c (rs6000_override_options): Fix name for ec603e, to add
224 * t-ppccomm (MULTILIB_MATCHES_FLOAT): Add support for -mcpu=xxx
225 for all targets that set -msoft-float.
227 Mon Sep 7 23:30:07 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
229 * toplev.c (print_switch_values): Make static to match prototype.
231 Mon Sep 7 19:13:59 1998 Jeffrey A Law (law@cygnus.com)
233 * configure.in: If we are unable to find the "gnatbind" program,
234 then do not configure the ada subdir.
235 * configure: Rebuilt.
237 Sun Sep 6 14:03:58 PDT 1998 Jeff Law (law@cygnus.com)
239 * version.c: Bump for snapshot.
241 Sun Sep 6 13:28:07 PDT 1998 Jeff Law (law@cygnus.com)
243 * version.c: Bump for snapshot.
245 Sun Sep 6 08:54:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * Makefile.in (toplev.o): Depend on $(EXPR_H).
248 (insn-extract.o, insn-attrtab.o): Depend on toplev.h.
250 * gansidecl.h: Define ATTRIBUTE_NORETURN.
252 * genattrtab.c: Have insn-attrtab.c include toplev.h.
254 * genextract.c: Have insn-extract.c include toplev.h.
256 * rtl.h: Don't prototype `fatal_insn_not_found' and `fatal_insn'.
258 * toplev.c: Include expr.h.
259 (really_sorry, fancy_abort): Remove prototypes.
260 (set_target_switch): Add argument in prototype.
261 (vfatal): Mark prototype with ATTRIBUTE_NORETURN.
262 (v_really_sorry): Likewise.
263 (print_version, print_single_switch, print_switch_values): Make
264 static and add prototype arguments.
265 (decl_printable_name): Add prototype arguments.
266 (lang_expand_expr_t): New typedef.
267 (lang_expand_expr): Declare as a lang_expand_expr_t.
268 (incomplete_decl_finalize_hook): Add prototype argument.
269 (decl_name): Mark variable `verbosity' with ATTRIBUTE_UNUSED.
270 (botch): Likewise for variable `s'.
271 (rest_of_type_compilation): Mark variables `type' and `toplev'
272 with ATTRIBUTE_UNUSED if none of DBX_DEBUGGING_INFO,
273 XCOFF_DEBUGGING_INFO or SDB_DEBUGGING_INFO are defined.
274 (display_help): Make variable `i' an `unsigned long'.
275 (main): Remove unused parameter `envp'.
276 Cast assignment to `lang_expand_expr' to a `lang_expand_expr_t'.
277 Cast -1 when comparing it with a `size_t'.
279 * toplev.h (fatal, fatal_io_error, pfatal_with_name): Mark
280 prototype with ATTRIBUTE_NORETURN.
281 (fatal_insn_not_found, fatal_insn, really_sorry,
282 push_float_handler, pop_float_handler): Add prototypes.
283 (fancy_abort): Mark prototype with ATTRIBUTE_NORETURN.
284 (do_abort, botch): Add prototypes.
286 Sat Sep 6 12:05:18 1998 John Carr <jfc@mit.edu>
288 * final.c (final): If a label is reached only from a single jump,
289 call NOTICE_UPDATE_CC on the jump and its predecessor before
290 emitting the insn after the label.
292 * i386.h: Add AMD K6 support.
293 Change TARGET_* macros to use table lookup.
294 (INITIALIZE_TRAMPOLINE): Improve trampoline code.
295 (ADJUST_COST): Change definition to call function in i386.c.
296 (ISSUE_RATE): Define as 2 for anything newer than an 80486.
297 * i386.c: Add AMD K6 support.
298 Add constants for feature tests used by TARGET_* macros.
299 (split_di): If before reload, call gen_lowpart and gen_highpart.
300 (x86_adjust_cost): New function.
301 (put_jump_code): New function.
302 (print_operand): New codes 'D' and 'd'.
303 * i386.md: New insn types. New insn attribute "memory".
304 Redefine scheduling parameters to use new types and add AMD K6
305 support. Explicitly set type of most insns.
306 (move insns): K6 prefers movl $0,reg to xorl reg,reg. Pentium
307 Pro and K6 prefer movl $1,reg to incl reg.
308 (adddi3, subdi3): Set cc_status.
309 (DImode shift patterns): Change label counters from HOST_WIDE_INT
310 to int; x86 can't have more than 2^31 DImode shifts per file.
311 (setcc): Combine all setcc patterns. Allow writing memory.
312 Combine all jump patterns using match_operator.
313 (*bzero): Name pattern. Emit mutliple stos instructions when that
314 is faster than rep stos.
315 (xordi3, anddi3, iordi3): Simplify DImode logical patterns and
318 Sun Sep 6 11:17:20 1998 Dave Love <d.love@dl.ac.uk>
320 * config/m68k/x-next (BOOT_LDFLAGS): Define suitably for f771
323 Sat Sep 5 22:05:25 1998 Richard Henderson <rth@cygnus.com>
325 * alpha.c (alpha_ra_ever_killed): Inspect the topmost sequence,
326 not whatever we're generating now.
328 * alpha.c (set_frame_related_p, FRP): New.
329 (alpha_expand_prologue): Mark frame related insns.
330 (alpha_expand_epilogue): Likewise, but with a null FRP.
331 * alpha.h (INCOMING_RETURN_ADDR_RTX): New.
332 * alpha.md (exception_receiver): New.
333 * alpha/crtbegin.asm (.eh_frame): New beginning.
334 (__do_frame_setup, __do_frame_takedown): New.
335 * alpha/crtend.asm (.eh_frame): New ending.
336 * alpha/elf.h (DWARF2_DEBUGGING_INFO): Define.
337 (ASM_SPEC): Don't emit both dwarf2 and mdebug.
338 (ASM_FILE_START): Don't emit .file for dwarf2.
340 * rtl.h (enum reg_note): Add REG_FRAME_RELATED_EXPR.
341 * rtl.c (reg_note_name): Likewise.
342 * rtl.texi (REG_NOTES): Likewise.
343 * dwarf2out.c (dwarf2out_frame_debug): Use it. Recognize a store
346 Sat Sep 5 14:47:17 1998 Richard Henderson <rth@cygnus.com>
348 * i386.h (PREFERRED_RELOAD_CLASS): Standard fp constants load to TOS.
349 * i386.md (movsf, movdf, movxf): Validate memory address returned
350 from force_const_mem. Kill useless REG_EQUAL setting code.
352 Sat Sep 5 14:23:31 1998 Torbjorn Granlund <tege@matematik.su.se>
354 * m68k.md (zero_extendsidi2): Fix typo.
356 Sat Sep 5 13:40:24 1998 Krister Walfridsson <cato@df.lth.se>
358 * configure.in: Removed references to the removed file
359 * config/xm-netbsd.h. Use ${cpu_type}/xm-netbsd.h for
360 * arm*-*-netbsd* and ns32k-*-netbsd*.
361 * config/i386/xm-netbsd.h: Removed unnecessary file.
362 * config/m68k/xm-netbsd.h: Likewise.
363 * config/sparc/xm-netbsd.h: Likewise.
364 * config/mips/xm-netbsd.h: Likewise.
366 Sat Aug 29 13:32:58 1998 Mumit Khan <khan@xraylith.wisc.edu>
368 * i386/cygwin32.h (BIGGEST_ALIGNMENT): Define.
369 (PCC_BITFIELD_TYPE_MATTERS): Define to be 0.
371 * i386/cygwin32.h (ASM_OUTPUT_SECTION_NAME): Don't check for
372 for exact section attributions.
374 * i386/mingw32.h (CPP_PREDEFINES): Add __MSVCRT__ for msvc
376 * i386/crtdll.h (CPP_PREDEFINES): Define.
378 Sat Sep 5 03:23:05 1998 Jeffrey A Law (law@cygnus.com)
380 * m68k.md (5200 movqi): Do not allow byte sized memory references
382 * m68k.c (output_move_qimode): Do not use byte sized operations on
385 * Makefile.in (pexecute.o): Use pexecute.c from libiberty. Provide
386 explicit rules for building. Similarly for alloca, vfprintf,
387 choose-temp and mkstemp, getopt, getopt1, and obstack.
388 (INCLUDES): Add $(srcdir)/../include.
389 * pexecute.c, alloca.c, vfprintf.c, choose-temp.c, mkstemp.c: Delete.
390 * getopt.h, getopt.c getopt1.c, obstack.c, obstack.h: Likewise.
392 Fri Sep 4 11:57:50 1998 Tom Tromey <tromey@cygnus.com>
394 * gcc.c (do_spec_1): [case 'o'] Account for
395 lang_specific_extra_outfiles.
396 (main): Correctly clear all slots in outfiles for
397 lang_specific_extra_outfiles. Set input_file_number before
398 calling lang_specific_pre_link.
400 Fri Sep 4 10:37:07 1998 Jim Wilson <wilson@cygnus.com>
402 * loop.c (load_mems): Fix JUMP_LABEL field after for_each_rtx call.
404 Fri Sep 4 02:01:05 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
406 * config/sparc/sparc.c (output_double_int): In all V9 symbolic
408 (sparc_output_deferred_case_vectors): If no work to do, return.
409 Fix thinko in Sept 1 change.
411 1998-09-03 SL Baur <steve@altair.xemacs.org>
413 * Makefile.in: add semicolon in BISON definition for portability.
415 Thu Sep 3 13:34:41 1998 Toon Moene <toon@moene.indiv.nluug.nl>
417 * config/nextstep.c (handle_pragma): Correct name of third
420 Tue Sep 1 11:30:33 1998 Nick Clifton <nickc@cygnus.com>
422 * config/m32r/m32r.md: Change (reg:CC 17) to (reg:SI 17).
423 * config/m32r/m32r.h: Make register 17 be fixed.
424 * config/m32r/m32r.c: Use SImode for cc operations.
426 Thu Sep 3 18:17:34 1998 Benjamin Kosnik <bkoz@cygnus.com>
428 * invoke.texi (Warning Options): Add -Wnon-template-friend
431 Thu Sep 3 18:16:16 1998 Michael Meissner <meissner@cygnus.com>
433 * rs6000.c (rs6000_override_options): Add -mcpu={401,e603e}.
435 Thu Sep 3 18:05:16 1998 David Edelsohn <edelsohn@mhpcc.edu>
437 * rs6000.md (movsf): Disable explicit secondary-reload-like
438 functionality if TARGET_POWERPC64.
439 (movdf): Remove TARGET_POWERPC64 explicit secondary-reload-like
442 Thu Sep 3 11:41:40 1998 Robert Lipe <robertl@dgii.com>
444 * fixinc.sco: Borrow code to wrap 'bool' typedefs from tinfo.h
445 and term.h from fixinc.wrap.
447 Thu Sep 3 09:47:31 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
449 * aclocal.m4 (GCC_HEADER_STRING): New macro to detect if it is
450 safe to include both string.h and strings.h together.
451 (GCC_NEED_DECLARATION): Test STRING_WITH_STRINGS when deciding
452 which headers to search for function declarations. Continue to
453 prefer string.h over strings.h when both are not acceptable.
455 * acconfig.h (STRING_WITH_STRINGS): Add stub.
457 * configure.in: Call GCC_HEADER_STRING.
459 * system.h: Test STRING_WITH_STRINGS when deciding which headers
460 to include. Continue to prefer string.h over strings.h when both
463 Wed Sep 2 23:56:29 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
465 * config/sparc/sparc.c (output_double_int): If V9 and MEDLOW, do
466 not assume top 32-bits of symbolic addresses are zero if
469 Thu Sep 3 00:23:21 1998 Richard Henderson <rth@cygnus.com>
471 * ginclude/va-alpha.h: Protect entire second portion of the
472 file against double inclusion.
474 Thu Sep 3 00:37:55 1998 Ovidiu Predescu <ovidiu@aracnet.com>
476 Added support for the Boehm's garbage collector.
477 * configure.in: Handle --enable-objc-gc.
478 * configure: Rebuilt.
479 * Makefile.in (CHECK_TARGETS): Add check-objc.
480 (check-objc): New rule.
481 * objc/Make-lang.in: Build a different Objective-C library that
482 runs with the Boehm's collector.
483 * objc/encoding.c (objc_round_acc_size_for_types): New function.
484 * objc/encoding.c: Correctly compute the size of compound types in
485 the presence of bitfields. Skip the variable name of the type if
486 any. Added support for long long.
487 * objc/encoding.h (_C_GCINVISIBLE): New specifier.
488 (_F_GCINVISIBLE): New mask.
489 * objc/gc.c: New file. Compute the type memory mask associated with
490 a class based on the runtime information.
491 * objc/misc.c: Added the hooks that use the Boehm's collector
492 allocation functions.
493 * objc/objc-act.c (build_class_template): Generate a new class
494 member (gc_object_type) to hold the class' type memory mask.
495 (build_shared_structure_initializer): Initialize the new member to
497 (encode_complete_bitfield): New function. Generate the new
499 (encode_field_decl): Generate the new encoding only for the GNU
501 * objc/objc-api.h (_C_LNG_LNG, _C_ULNG_LNG): New specifiers for the
503 (class_get_gc_object_type): New function to mark a pointer instance
504 variable as a weak pointer.
505 * objc/objc-features.texi: New file.
506 * objc/objc.h (gc_object_type): New class member.
507 * objc/objects.c (class_create_instance): Create a typed memory
508 object when compiled with Boehm's collector support.
509 * objc/sendmsg.c (__objc_init_install_dtable): Call
510 __objc_send_initialize instead of setting the initialize flag.
511 (__objc_send_initialize): Call __objc_generate_gc_type_description
512 to generate the class type memory mask. Rewrite the code that
513 sends the +initialize so that it is called only once (bug report
514 and fix from Ronald Pijnacker <Ronald.Pijnacker@best.ms.philips.com>).
515 * testsuite/objc: New testsuite for Objective-C type encoding.
516 * testsuite/lib/objc-torture.exp: New file.
517 * testsuite/lib/objc.exp: New file.
519 Wed Sep 2 14:47:36 1998 Jim Wilson <wilson@cygnus.com>
521 * jump.c (jump_optimize): In if/then/else transformations, add
522 another call to modified_between_p for the jump insn.
524 Wed Sep 2 14:16:49 1998 Jeffrey A Law (law@cygnus.com)
526 * fix-header.c (symlink): Treat like readlink.
528 Wed Sep 2 19:30:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
530 * dwarfout.c (fundamental_type_code): Encode 32 bit floats/doubles
533 Wed Sep 2 10:06:07 1998 Nick Clifton <nickc@cygnus.com>
535 * config/nextstep.h: Update HANDLE_PRAGMA macro.
536 * config/h8300/h8300.h: Update HANDLE_PRAGMA macro.
537 * config/i960/i960.h: Update HANDLE_PRAGMA macro.
539 * config/nextstep.c (handle_pragma): Take three arguments, as per
540 the new HANDLE_PRAGMA macro specification.
541 * config/h8300/h8300.c (handle_pragma): Take three arguments, as
542 per the new HANDLE_PRAGMA macro specification.
543 * config/i960/i960.c (process_pragma): Take three arguments, as
544 per the new HANDLE_PRAGMA macro specification.
546 Wed Sep 2 09:25:29 1998 Nick Clifton <nickc@cygnus.com>
548 * c-lex.c (check_newline): Call HANDLE_PRAGMA before
549 HANDLE_SYSV_PRAGMA if both are defined. Generate warning messages
550 if unknown pragmas are encountered.
551 (handle_sysv_pragma): Interpret return code from
552 handle_pragma_token (). Return success/failure indication rather
553 than next unprocessed character.
554 (pragma_getc): New function: retrieves characters from the
555 input stream. Defined when HANDLE_PRAGMA is enabled.
556 (pragma_ungetc): New function: replaces characters back into the
557 input stream. Defined when HANDLE_PRAGMA is enabled.
559 * c-pragma.c (handle_pragma_token): Return success/failure status
562 * c-pragma.h: Change prototype of handle_pragma_token().
564 * varasm.c: (handle_pragma_weak): Only create this function if
565 HANDLE_PRAGMA_WEAK is defined.
567 * c-common,c (decl_attributes): If defined call the expression
568 contained within the INSERT_ATTRIBUTES macro before adding
569 attributes to a decl.
571 * tm.texi (HANDLE_PRAGMA): Document the new verion of
572 HANDLE_PRAGMA, which takes three arguments.
573 (INSERT_ATTRIBUTES): Document this new macro.
575 * LANGUAGES: Document the new version of HANDLE_PRAGMA and the
576 new INSERT_ATTRIBUTES macro.
578 Wed Sep 2 02:03:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
580 * config/sparc/sparc.md (movdf): Only generate special RTL for
582 (move_label_di): Remove
583 (movdi_pic_label_ref, movdi_high_pic_label_ref,
584 movdi_lo_sum_pic_label_ref): New patterns for 64-bit label
586 * config/sparc/sparc.h (ASM_OUTPUT_ADDR_VEC_ELT,
587 ASM_OUTPUT_ADDR_DIFF_ELT): Don't do anything special for MEDLOW,
588 output an .xword for all 64-bit cases.
590 Tue Sep 1 15:55:17 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
592 * config/sparc/sparc.c (finalize_pic): Don't output arbitrary
593 alignment, use FUNCTION_BOUNDARY instead.
594 (sparc_output_deferred_case_vectors): Likewise.
596 Mon Aug 31 17:25:41 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
598 * config/sparc/sparc.md (movsf_const_intreg): Kill warning.
599 (movtf_insn_sp64, movtf_no_e_insn_sp64): Reorder alternatives.
601 Mon Aug 31 13:57:55 1998 Richard Henderson <rth@cygnus.com>
603 * alpha/va_list.h: New file.
604 * alpha/x-alpha (EXTRA_HEADERS): New. Add va_list.h.
606 Mon Aug 31 14:55:02 1998 Jeffrey A Law (law@cygnus.com)
608 * NEWS: Add SCO Openserver and Unixware 7 notes.
612 Mon Aug 31 15:42:18 1998 Dave Brolley <brolley@cygnus.com>
614 * varasm.c (compare_constant_1): Handle RANGE_EXPR.
615 (record_constant_1): Handle RANGE_EXPR.
617 Mon Aug 31 10:54:03 1998 Richard Henderson <rth@cygnus.com>
619 * print-rtl.c (print_rtx): NOTE_INSN_LIVE has an rtx not a bitmap.
620 * haifa-sched.c (sched_analyze): Handle NOTE_INSN_RANGE_START
621 and NOTE_INSN_RANGE_END specially.
622 (reemit_notes): Likewise.
624 Mon Aug 31 10:18:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * sparc.c (TMASK, UMASK): Use `(unsigned)1' not `1U'.
627 (ultrasparc_sched_init): Remove unneeded &.
629 Mon Aug 31 10:47:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
631 * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040
632 for m68020-60, to prevent the use of fintrz.
634 Sun Aug 30 22:17:20 1998 Mark Mitchell <mark@markmitchell.com>
636 * configure.in: If the native compiler is GCC use $(WARN_CFLAGS)
638 * Makefile.in: Likewise.
639 * configure: Regenerated.
641 Sun Aug 30 22:15:41 1998 H.J. Lu (hjl@gnu.org)
643 * configure.in (gxx_include_dir): Changed to
644 '${prefix}/include/g++'-${libstdcxx_interface}.
645 * configure: Rebuilt.
647 Sun Aug 30 20:19:43 1998 Hans-Peter Nilsson <hp@axis.se>
649 * expr.c (expand_expr): Change ">" to ">=" making MOVE_RATIO use
651 * tm.texi (Costs): Say MOVE_RATIO is number of mem-mem move
652 *sequences* *below* which scalar moves will be used.
654 Sun Aug 30 17:18:43 1998 Jeffrey A Law (law@cygnus.com)
656 * collect2.c (mktemp): Delete unused declaration.
658 * config/xm-netbsd.h: Remove unnecessary file.
659 * config/*/xm-netbsd.h: Do not include the generic xm-netbsd.h
660 file anymore, it is not needed.
662 Sun Aug 30 16:05:45 1998 Mark Mitchell <mark@markmitchell.com>
664 * convert.c (convert_to_integer): Issue an error on conversions to
667 Sun Aug 30 16:47:20 1998 Martin von Lvwis <loewis@informatik.hu-berlin.de>
669 * Makefile.in: Add lang_tree_files and gencheck.h.
670 * configure.in: Generate them.
671 * gencheck.c: Include gencheck.h.
673 Sat Aug 29 21:38:24 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
675 * config/sparc/sparc.md (pic_lo_sum_di, pic_sethi_di): Rename to
676 movdi_lo_sum_pic and movdi_high_pic and make visible.
677 * config/sparc/sparc.c (legitimize_pic_address): For -fPIC,
678 emit these when Pmode is not SImode.
679 * config/sparc/linux64.h (SPARC_DEFAULT_CMODEL): Make CM_MEDLOW.
681 Sat Aug 29 14:59:32 1998 Mumit Khan <khan@xraylith.wisc.edu>
683 * i386/cygwin32.h (ASM_OUTPUT_SECTION_NAME): Don't emit
684 .linkonce directive after the first time.
686 Sat Aug 29 12:39:56 1998 Jeffrey A Law (law@cygnus.com)
688 * m68k.md (beq0_di): Generate correct (and more efficient) code when
689 the clobbered operand overlaps with an input.
690 (bne0_di): Similarly.
692 * Makefile.in (INSTALL): Remove "--no-header" argument.
694 * NEWS: Various updates.
696 Fri Aug 28 19:00:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
698 * config/sparc/sparc.c (arith_operand, const64_operand,
699 const64_high_operand, arith_double_4096_operand): Mark mode as
701 (create_simple_focus_bits): Remove unused arg highest_bit_set, all
703 (sparc_emit_set_const64): Remove unused variable i.
704 (sparc_splitdi_legitimate): Likewise for addr_part.
705 (ultra_code_from_mask): Likewise for mask.
706 (ultra_cmove_results_ready_p): Fixup entry modulo calc. and
707 reverse return values so it matches usage and comments.
708 (ultra_flush_pipeline): Likewise.
709 (ultra_fpmode_conflict_exists): Likewise, remove unused variable
710 this_type, and allow loads and stores of differing FP modes as
711 they do not create a conflict.
712 (ultra_find_type): Initialize fpmode to SFmode, fix
713 parenthesization thinkos in large conditional.
714 (ultrasparc_sched_init): Mark dump and sched_verbose as unused.
715 Init free_slot_mask after ultra_cur_hist is reset, not before.
716 (ultrasparc_rescan_pipeline_state): Remove unused variable ucode.
717 (ultrasparc_sched_reorder): Don't bzero current pipeline state,
718 use ultra_flush_pipeline instead, then re-init group pointer.
719 Fix statement with no effect. If no progress made in, and no
720 instructions scheduled at all, advance to new pipeline cycle else
721 we get into an endless loop.
722 (ultrasparc_adjust_cost): Remove previous arg.
723 * config/sparc/sparc.h (ADJUST_COST): Update to reflect that.
725 Fri Aug 28 13:52:35 1998 Jim Wilson <wilson@cygnus.com>
727 * sparc.md (DImode, DFmode, TFmode splits): Delete self_reference
728 code. Use reg_overlap_mentioned_p to detect when source and
730 (negtf2_notv9+1): Use DFmode instead of SFmode in last two operands.
732 1998-08-28 Brendan Kehoe <brendan@cygnus.com>
734 * loop.c (check_dbra_loop): Pass COMPARISON_VALUE, not
735 COMPARISON_VAL, into invariant_p.
737 Fri Aug 28 15:13:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
739 * regmove.c (regclass_compatible_p): New function.
740 (regmove_optimize): Use it.
742 Use NREGS parameter insted of calling max_reg_num.
744 (fixup_match_1): Don't use code = MINUS when later tieing with
745 a hard register is likely.
747 Fri Aug 28 14:54:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
749 * loop.c (check_dbra_loop): Fix calculation of FINAL_VALUE when
750 COMPARISON_VAL was normalized.
752 Thu Aug 27 20:10:46 1998 Jeffrey A Law (law@cygnus.com)
754 * loop.c (check_dbra_loop): The loop ending comparison value
755 must be an invariant or we can not reverse the loop.
757 * loop.c (scan_loop): Count down from max_reg_num - 1 to
758 FIRST_PSEUDO_REGISTER to avoid calling max_reg_num each iteration
760 (load_mems_and_recount_loop_regs_set): Likewise.
762 * i386.c (print_operand): Remove obsolete 'c' docs.
764 Wed Aug 26 17:13:37 1998 Tom Tromey <tromey@cygnus.com>
766 * gthr.h: Document __GTHREAD_MUTEX_INIT_FUNCTION.
767 * frame.c (init_object_mutex): New function.
768 (init_object_mutex_once): Likewise.
770 (__register_frame_info): Likewise.
771 (__register_frame_info_table): Likewise.
772 (__deregister_frame_info): Likewise.
774 Thu Aug 27 15:14:18 1998 Jeffrey A Law (law@cygnus.com)
776 * haifa-sched.c (sched_analyze_insn): Fix thinko in last change.
778 Thu Aug 27 16:34:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
780 * loop.c (check_dbra_loop): Enable code for reversal
781 of some loops without a known constant loop end.
783 Wed Aug 26 18:38:15 1998 Richard Henderson <rth@cygnus.com>
785 * haifa-sched.c (last_clock_var): New.
786 (schedule_block): Initialize it.
787 (schedule_insn): Use it to fill insn modes with issue information.
789 * alpha.c (alpha_handle_trap_shadows): Remove do-nothing exit.
790 Tag trapb and next insn with TImode.
791 (alphaev5_insn_pipe, alphaev5_next_group, alphaev5_align_insns): New.
792 (alpha_reorg): Add conditional for alpha_handle_trap_shadows.
793 Invoke alphaev5_align_insns as appropriate.
794 * alpha.h (LABEL_ALIGN_AFTER_BARRIER): Was ALIGN_LABEL_AFTER_BARRIER.
795 (MD_SCHED_VARIABLE_ISSUE): New.
796 * alpha.md (attr type): Add multi.
797 (define_asm_attributes): New.
798 (prologue_stack_probe_loop, builtin_setjmp_receiver): Set type multi.
799 (arg_home): Likewise.
800 (fnop, unop, realign): New.
802 Wed Aug 26 15:55:41 1998 Jim Wilson <wilson@cygnus.com>
804 * iris5.h (PREFERRED_DEBUGGING_TYPE): Undef.
805 * iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
807 * configure.in (powerpc-ibm-aix4.[12]*): Change from 4.[12].*.
808 (rs6000-ibm-aix4.[12]*): Likewise.
809 * configure: Regnerate.
811 Wed Aug 26 09:30:59 1998 Nick Clifton <nickc@cygnus.com>
813 * config/arm/thumb.c (thumb_exit): Do not move a4 into lr if it
814 already contains the return address.
816 Wed Aug 26 12:57:09 1998 Jeffrey A Law (law@cygnus.com)
818 * calls.c (expand_call): Use bitfield instructions to extract/deposit
819 word sized hunks when loading unaligned args into registers.
821 * haifa-sched.c (sched_analyze_insn): Only create scheduling
822 barriers for LOOP, EH and SETJMP notes on the loop_notes list.
824 * mn10300.h (RTX_COSTS): Handle UDIV and UMOD too.
826 Wed Aug 26 16:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
828 * loop.c (check_dbra_loop): Add some code that would allow reversal
829 of some loops without a known constant loop end if it were enabled.
831 Wed Aug 26 11:08:44 1998 Gavin Romig-Koch <gavin@cygnus.com>
833 * mips.md (lshrsi3_internal2+2): Fix type-o.
835 Wed Aug 26 10:53:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * system.h: Include stdarg.h/varargs.h, make sure they are ordered
838 correctly with regards to stdio.h.
840 * calls.c: Remove stdarg.h/varargs.h.
843 * combine.c: Likewise.
844 * cpperror.c: Likewise.
845 * cpplib.c: Likewise.
846 * cpplib.h: Likewise.
847 * doprint.c: Likewise.
848 * emit-rtl.c: Likewise.
850 * fix-header.c: Likewise.
852 * genattr.c: Likewise.
853 * genattrtab.c: Likewise.
854 * gencodes.c: Likewise.
855 * genconfig.c: Likewise.
856 * genemit.c: Likewise.
857 * genextract.c: Likewise.
858 * genflags.c: Likewise.
859 * genopinit.c: Likewise.
860 * genoutput.c: Likewise.
861 * genpeep.c: Likewise.
862 * genrecog.c: Likewise.
863 * mips-tfile.c: Likewise.
864 * prefix.c: Likewise.
865 * protoize.c: Likewise.
866 * regmove.c: Likewise.
867 * toplev.c: Likewise.
870 Wed Aug 26 05:09:27 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
872 * config/sparc/sparc.c (sparc_override_options): If not
873 TARGET_FPU, turn off TARGET_VIS.
874 * config/sparc/sparc.h (TARGET_SWITCHES): Add no-vis.
875 (LEGITIMATE_CONSTANT_P): Allow SF/DF mode zero when TARGET_VIS.
876 * config/sparc/sparc.md (movsi_insn): Use fzeros not fzero.
877 (movdi_insn_sp64): Add VIS fzero alternative.
878 (clear_sf, clear_df): New VIS patterns.
879 (movsf, movdf expanders): Allow fp_zero_operand flat out when
881 (one_cmpldi2_sp64): Provide new fnot1 VIS alternative.
883 Tue Aug 25 10:57:41 1998 Mark Mitchell <mark@markmitchell.com>
885 * loop.c (n_times_set, n_times_used, may_not_optimize,
886 reg_single_usage): Convert to varrays. All uses changed.
887 (insert_loop_mem): Return a value.
888 (scan_loop): Tweak AVOID_CC_MODE_COPIES code.
889 (load_mems_and_recount_loop_regs_set): Likewise. Grow the arrays, if
892 Tue Aug 25 23:57:12 1998 Jeffrey A Law (law@cygnus.com)
895 * configure.in: Do not set thread_file to "irix" since no such
898 * sparc.md (float abs/neg splits): Check reload_completed before
899 calling alter_subreg.
901 Tue Aug 25 19:17:59 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
903 * config/sparc/sparc.c (sparc_absnegfloat_split_legitimate): New
905 * config/sparc/sparc.h: Declare it.
906 * config/sparc/sparc.md (float abs/neg splits): Use it.
907 (all other splits): Handle SUBREGs properly where necessary.
908 (unnamed (1<<x)-1 V8PLUS pattern): Disable for now.
910 Tue Aug 25 19:48:46 1998 Jeffrey A Law (law@cygnus.com)
912 * reorg.c (fill_simple_delay_slots): Do not abort if we encounter
913 an insn on the unfilled_slots_list that has no delay slots.
914 (fill_eager_delay_slots): Similarly.
916 Tue Aug 25 13:35:20 1998 Nick Clifton <nickc@cygnus.com>
918 * config/v850/v850.c (movsi_source_operand): Treat CONSTANT_P_RTX
919 as an ordinary operand.
921 Tue Aug 25 12:54:57 1998 Jason Merrill <jason@yorick.cygnus.com>
923 * tree.c (valid_machine_attribute): Don't apply attributes to both
926 Tue Aug 25 12:23:20 PDT 1998 Richard Henderson <rth@cygnus.com>
928 * reload.c (operands_match_p): Handle rtvecs.
930 * i386.c (legitimate_pic_address_disp_p): New.
931 (legitimate_address_p): Use it.
932 (legitimize_pic_address): Use unspecs to represent @GOT and @GOTOFF.
933 Handle constant pool symbols just like statics.
934 (emit_pic_move): Use Pmode not SImode for clarity.
935 (output_pic_addr_const) [SYMBOL_REF]: Remove @GOT and @GOTOFF hacks.
936 [UNSPEC]: New, handling what we killed above.
937 [PLUS]: Detect and abort on invalid symbol arithmetic.
938 * i386.h (CONSTANT_ADDRESS_P): Remove HIGH.
940 Tue Aug 25 12:02:23 1998 Mark Mitchell <mark@markmitchell.com>
942 * alias.c: Include output.h.
943 (DIFFERENT_ALIAS_SETS_P): Don't treat alias sets as
944 different if we're in a varargs function.
945 * Makefile.in (alias.o): Depend on output.h
947 Tue Aug 25 19:20:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
949 * sh.h (GIV_SORT_CRITERION): Delete.
951 Tue Aug 25 13:19:46 1998 Dave Brolley <brolley@cygnus.com>
953 * regclass.c (regclass): Use xmalloc/free instead of alloca.
954 * stupid.c (stupid_life_analysis): Ditto.
955 * reload1.c (reload): Ditto.
957 Tue Aug 25 05:48:18 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
959 * config/sparc/sparc.c (arith_4096_operand, arith_add_operand,
960 arith_double_4096_operand, arith_double_add_operand): New
962 * config/sparc/sparc.h (PREDICATE_CODES): Add them, declare them.
963 * config/sparc/sparc.md (adddi3, addsi3, subdi3, subsi3): Use
964 them to transform add/sub 4096 into add/sub -4096.
966 Mon Aug 24 23:31:03 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
968 * loop.c (scan_loop): Allocate some slop to handle pseudos
969 generated by move_movables.
970 (load_mems_and_recount_loop_regs_set): Honor AVOID_CC_MODE_COPIES
973 Mon Aug 24 19:45:40 1998 Jim Wilson <wilson@cygnus.com>
975 * tree.def (DECL_RESULT): Correct documentation.
977 Tue Aug 25 01:15:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
979 * reload1.c (reload_reg_free_before_p): New argument EQUIV; Changed
980 all callers. Abort for RELOAD_FOR_INSN. RELOAD_FOR_OUTADDR_ADDR:
981 conflicts will all RELOAD_FOR_OUTPUT reloads.
983 * reload1.c (reload_cse_regs_1): When deleting a no-op move that
984 loads the function result, substitute with a USE.
986 Mon Aug 24 15:20:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
988 * rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Use TARGET_POWERPC64
989 when testing LEGITIMATE_INDEXED_ADDRESS_P DFmode and DImode.
990 (LEGITIMIZE_ADDRESS): Use TARGET_POWERPC64 for INDEXED fixup.
991 * rs6000.c (print_operand, case 'L'): Add UNITS_PER_WORD, not 4.
992 (print_operand, cases 'O' and 'T'): Fix typos in lossage strings.
993 * rs6000.md (fix_truncdfsi2_store): Remove %w from non-CONST_INT
995 (movdf_softfloat32, movdf_hardfloat64, movdf_softfloat64): Change
996 'o' to 'm' for GPR variant constraints.
998 Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com)
1000 * loop.c (scan_loop): Honor AVOID_CC_MODE_COPIES.
1002 * h8300.h (STRIP_NAME_ENCODING): Fix typo.
1004 * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect
1005 when the source and destination overlap.
1007 * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid
1008 clash with global type.
1010 Mon Aug 24 00:53:53 1998 Jason Merrill <jason@yorick.cygnus.com>
1012 * fixinc.irix: Add curses.h handling from fixinc.wrap.
1014 * c-common.c (combine_strings): Also set TREE_READONLY.
1015 Change warn_write_strings to flag_const_strings.
1016 * c-decl.c, c-tree.h: Likewise.
1018 Sun Aug 23 18:39:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1020 * config/sparc/sparc.c (sparc_emit_set_const32): If outputting a
1021 CONST_INT, not a symbolic reference, don't use a HIGH/LO_SUM
1022 sequence, use SET/IOR instead so CSE can see it.
1023 * config/sparc/sparc.md (movhi_const64_special,
1024 movsi_const64_special): New patterns necessitated by that change.
1025 (movhi_high): Remove.
1026 (movhi_lo_sum): Change to match an IOR.
1027 (movdf_insn_sp32): Test TARGET_V9 not TARGET_ARCH64.
1028 (movdf_insn_v9only): New pattern for when V9 but not ARCH64.
1029 (movdf_insn_sp64): Test both TARGET_V9 and TARGET_ARCH64.
1030 (movdf splits): Allow when not V9 or when not ARCH64 and integer
1031 registers are involved.
1032 (snesi_zero_extend split): Remove reload_completed test.
1033 (unnamed plus and minus zero_extend sidi splits): Add it.
1035 Sun Aug 23 11:56:08 1998 Mark Mitchell <mark@markmitchell.com>
1037 * extend.texi: Remove description of extension to explicit
1038 instantiation that is now endorsed by standard C++.
1040 Sun Aug 23 09:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1042 * config/arc/arc.c (arc_initialize_pic): Remove.
1043 * config/arc/arc.h (INITIALIZE_PIC): Similarly, this routine does
1044 nothing on any platform and is invoked by no-one, it does not even
1045 appear in the documentation.
1046 * config/sparc/sparc.h (INITIALIZE_PIC): Likewise.
1047 * config/sparc/sparc.c (initialize_pic): Likewise.
1048 (find_addr_reg): Remove this as well, no longer referenced after
1051 Sun Aug 23 00:17:14 1998 Jeffrey A Law (law@cygnus.com)
1053 * recog.c (validate_replace_rtx_group): New function.
1054 * recog.h (validate_replace_rtx_group): Declare it.
1055 * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo
1056 the entire group of substitutions.
1058 Sat Aug 22 23:31:00 1998 Klaus-Georg Adams (Klaus-Georg.Adams@chemie.uni-karlsruhe.de)
1060 * loop.c (load_mems): Fix initializers.
1062 Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1064 * config/sparc/sparc.md (TFmode splits): Handle destination
1065 registers being referenced in the address correctly.
1067 * expmed.c (make_tree) [CONST_INT]: Sign extend even if
1068 TREE_UNSIGNED, when bitsize of type's mode is larger than
1069 HOST_BITS_PER_WIDE_INT.
1071 Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1073 * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes.
1074 * tree.h (LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
1075 EXIT_BLOCK_LABELED_BLOCK, EXIT_BLOCK_RETURN, LOOP_EXPR_BODY): New
1077 * expr.c (expand_expr): Handle LABELED_BLOCK_EXPR and
1080 Thu Aug 20 19:43:44 1998 Jeffrey A Law (law@cygnus.com)
1082 * h8300.c (h8300_encode_label): Use '&' for tiny data items.
1083 * h8300.h (TINY_DATA_NAME_P): Likewise.
1084 (STRIP_NAME_ENCODING): Handle '&'.
1086 * mn10200.h (REG_OK_FOR_INDEX_P): Do not check the mode of the
1087 register (it could be accessed via an outer SUBREG).
1088 (REG_OK_FOR_BASE_P): Likewwise.
1089 (GO_IF_LEGITIMATE_ADDRESS): Consistently use REGNO_OK_FOR_BASE_P.
1091 * remove.c (optimize_reg_copy_3): Abort instead of silently generating
1094 * jump.c (rtx_renumbered_equal_p): Do not consider PLUS commutative.
1096 Thu Aug 20 17:35:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1098 * config/sparc/sparc.md (movtf_insn_sp32): All memory operands
1099 must be offsettable so the splits can be made.
1101 Thu Aug 20 13:56:53 1998 Michael Meissner <meissner@cygnus.com>
1103 * config/i386/winnt.c: Include system.h, not stdio.h to get
1104 sys/param.h pulled in before rtl.h in case the system defines MIN
1107 Thu Aug 20 13:44:20 1998 David Edelsohn <edelsohn@mhpcc.edu>
1109 * rs6000.md (movqi, movhi): Add CONSTANT_P_RTX.
1111 Thu Aug 20 13:15:11 1998 Dave Brolley <brolley@cygnus.com>
1113 * stor-layout.c (layout_type): Compute TYPE_SIZE_UNIT correctly for
1115 * cpplib.c (cpp_define): Handle macros with parameters.
1117 Wed Aug 19 21:33:19 1998 David Edelsohn <edelsohn@mhpcc.edu>
1119 * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit.
1120 (output_toc): Use single TOC slot or llong minimal-toc for DFmode
1121 and DImode 64-bit. Use llong for minimal-toc SFmode and
1122 SYMBOL_REF / LABEL_REF 64-bit.
1123 (output_function_profiler): Use llong for profiler label and ld to
1124 load 64-bit label address.
1126 Wed Aug 19 17:52:27 1998 Nick Clifton (nickc@cygnus.com)
1128 * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
1131 Wed Aug 19 14:13:31 PDT 1998 Jeff Law (law@cygnus.com)
1133 * version.c: Bump for snapshot.
1135 Wed Aug 19 13:10:30 PDT 1998 Jeff Law (law@cygnus.com)
1137 * version.c: Bump for snapshot.
1139 Wed Aug 19 13:06:47 1998 Jason Merrill <jason@yorick.cygnus.com>
1141 * collect2.c (extract_init_priority): Use atoi instead of strtoul.
1143 Wed Aug 19 13:51:35 1998 Hans-Peter Nilsson <hp@axis.se>
1145 * tm.texi (Misc): Fix typo "teh".
1147 * tm.texi (PIC): Fix typo "PPIC".
1149 * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no
1150 effect when -O2 and higher.
1151 * invoke.texi (Optimize Options): Likewise for -fcaller-saves.
1153 1998-08-19 Michael Hayes <michaelh@ongaonga.chch.cri.nz>
1155 * regclass.c: Changed register set documentation to be consistent
1158 * final.c (final_start_function) Removed redundant test for
1161 Wed Aug 19 13:28:41 1998 Mark Mitchell <mark@markmitchell.com>
1163 * rtl.h (rtx_function): New type.
1164 (for_each_rtx): New function.
1165 * rtlanal.c (for_each_rtx): Define it.
1167 * recog.c (change_t): New type.
1168 (change_objects, change_old_codes, change_locs, change_olds):
1170 (changes): New variable.
1171 (validate_change): Dynamically allocate room for more changes, if
1172 necessary. Uses changes array instead of change_objects, etc.
1173 (apply_change_group): Use changes array instead of
1174 change_objects, etc.
1176 * loop.c (loop_mem_info): New type.
1177 (loop_mems): New variable.
1178 (loop_mems_idx): Likewise.
1179 (looop_mems_allocated): Likewise.
1180 (scan_loop): Remove nregs parameter.
1181 (next_insn_in_loop): New function.
1182 (load_mems_and_recount_loop_regs_set): Likewise.
1183 (load_mems): Likewise.
1184 (insert_loop_mem): Likewise.
1185 (replace_loop_mem): Likewise.
1186 (replace_label): Likewise.
1187 (INSN_IN_RANGE_P): New macro.
1188 (loop_optimize): Don't pass max_reg_num() to scan_loop.
1189 (scan_loop): Remove nregs parameter, compute it after any new
1190 registers are created by load_mems. Use INSN_IN_RANGE_P and
1191 next_insn_in_loop rather than expanding them inline. Call
1192 load_mems to load memory into pseudos, if appropriate.
1193 (prescan_loop): Figure out whether or not there are jumps from the
1194 loop to targets other than the label immediately following the
1195 loop. Call insert_loop_mem to notice all the MEMs used in the
1196 loop, if it could be safe to pull MEMs into REGs for the duration
1198 (strength_reduce): Use next_insn_in_loop. Tweak comments.
1200 Wed Aug 19 08:29:44 1998 Richard Earnshaw (rearnsha@arm.com)
1202 * arm.c (arm_override_options): Remove lie about ignoring PIC flag.
1204 Wed Aug 19 07:08:15 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1206 * config/sparc/sparc.c (finalize_pic): Check for the correct
1207 nonlocal_goto_receiver UNSPEC number.
1208 * config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
1209 making note of this dependency existing in sparc.c
1210 (negtf2_notv9 split): Give NEG SFmode.
1211 (negsf2): Fix insn output string.
1213 Tue Aug 18 12:40:27 1998 Richard Henderson <rth@cygnus.com>
1215 * c-common.c (decl_attributes): Issue an error if the argument
1216 to alias is not a string.
1218 Tue Aug 18 10:33:30 1998 Jeffrey A Law (law@cygnus.com)
1220 * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last
1221 pending memory flush list.
1223 * combine.c (can_combine_p): Allow combining insns with REG_RETVAL
1225 (try_combine): Allow combining insns with REG_LIBCALL notes.
1227 * expr.c (emit_block_move): Do not call memcpy as a libcall
1228 instead build up a CALL_EXPR and call it like any other
1230 (clear_storage): Similarly for memset.
1232 * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p
1235 * Makefile.in (cplus-dem.o): Provide explicit rules for building
1238 * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED
1239 and REG_LIVE_LENGTH as successful substitutions are made.
1241 Tue Aug 18 07:15:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * config/sparc/sparc.c (ultra_find_type): Add empty semicolon
1244 statement after end of loop label.
1246 Tue Aug 18 07:13:27 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1248 * config/sparc/sparc.c (ultra_types_avail): New variable.
1249 (ultra_build_types_avail): New function to record mask of insn
1250 types in ready list at this cycle.
1251 (ultrasparc_sched_reorder): Call it.
1252 (ultra_find_type): Use it to quicken the search. Also simplif
1253 dependency check, don't use rtx_equal_p because we know exactly
1254 what we are looking for.
1256 Tue Aug 18 03:20:53 1998 Richard Earnshaw (rearnsha@arm.com)
1258 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Return NO_REGS if compiling
1259 for architecture v4.
1261 Mon Aug 17 21:26:38 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1263 * config/sparc/sparc.md (sltu, sgeu): Don't FAIL, call
1265 (movsf_const_intreg, movsf_const_high, movsf_const_lo,
1266 movdf_const_intreg and helper splits): New patterns to move float
1267 constants into integer registers.
1268 (negtf2, negdf2, abstf2, absdf2): Rework using new patterns and
1271 Mon Aug 17 11:46:19 1998 Jeffrey A Law (law@cygnus.com)
1274 * tree.c (build_index_type): Copy TYPE_SIZE_UNIT from sizetype
1276 * c-decl.c (finish_enum): Copy TYPE_SIZ_UNIT from enumtype to tem.
1278 * rs6000.c (secondary_reload_class): For TARGET_ELF, indicate that
1279 a BASE_REGS register is needed as an intermediate when copying
1280 a symbolic value into any register class other than BASE_REGS.
1282 * expr.c (move_by_pieces): No longer static. Remove prototype.
1283 * rtl.h (move_by_pieces): Add extern prototype.
1284 * mips.c (expand_block_move): Handle aligned straight line copy by
1285 calling move_by_pieces.
1287 * expr.c (expand_expr): Allow assignments from TImode PARM_DECLs
1290 Mon Aug 17 10:28:52 1998 Mark Mitchell <mark@markmitchell.com>
1292 * stmt.c (expand_end_loop): Tidy. Allow unconditional
1293 jumps out of the loop to be treated as part of the exit test.
1295 Mon Aug 17 10:06:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1296 Jeff Law <law@cygnus.com>
1298 * Makefile.in (cplus-dep.o): Use cplus-dem.c from libiberty.
1299 * cplus-dem.c: Delete.
1301 * Makefile.in (fold-const.o): depend on $(RTL_H).
1303 * fold-const.c: Include rtl.h to get the prototype for
1304 `set_identifier_local_value'.
1306 * loop.c (express_from_1): Remove unused variable `tmp'.
1307 (combine_givs): cast the first argument of bzero to char *.
1309 * toplev.c (display_help): Remove unused variable `looking_for_start'.
1311 * c-decl.c (init_decl_processing): Remove unneeded &.
1313 * alpha.h (alpha_initialize_trampoline): Provide prototype.
1315 * except.c (set_exception_lang_code, set_exception_version_code):
1316 Change parameter from `short' to `int' to avoid using a gcc
1319 * except.h (set_exception_lang_code, set_exception_version_code):
1320 Likewise for prototypes.
1322 * flow.c (count_reg_references): Remove unused variables `regno'
1325 * gcse.c (hash_scan_insn): Declare parameter `in_libcall_block'.
1327 * prefix.c (translate_name): Cast the result of `alloca'.
1329 * varray.h (VARRAY_FREE): Reimplement as a `do-while(0)' statement.
1331 Mon Aug 17 09:23:42 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1333 * config/m68k/m68k.c: Include "system.h" instead of <stdio.h>.
1335 (valid_dbcc_comparison_p): Mark mode argument as unused.
1336 (symbolic_operand): Likewise.
1337 (legitimize_pic_address): Likewise.
1338 (const_uint32_operand): Likewise.
1339 (const_sint32_operand): Likewise.
1340 * sched.c [!INSN_SCHEDULING]: Define only dummy function
1341 schedule_insns and comment out rest of file.
1343 * m68k.c (output_move_simode_const): Use subl to move a zero into an
1345 (output_move_[hq]imode): Likewise.
1347 Mon Aug 17 09:15:47 1998 Jeffrey A Law (law@cygnus.com)
1349 * toplev.c (main): Enable -fstrict-aliasing for -O2 and above.
1350 * invoke.texi: Corresponding changes.
1352 Mon Aug 17 02:03:55 1998 Richard Henderson <rth@cygnus.com>
1354 * regclass.c (allocate_reg_info): Respect MIN when clearing data.
1356 Sun Aug 16 17:37:06 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1358 * config/sparc/sparc.c (ultra_code_from_mask,
1359 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1360 ultra_find_type, ultra_schedule_insn, ultra_flush_pipeline,
1361 ultrasparc_sched_init, ultrasparc_variable_issue,
1362 ultra_rescan_pipeline_state, ultrasparc_sched_reorder): New
1363 functions to describe UltraSPARC pipeline exactly to Haifa.
1364 (ultrasparc_adjust_cost): Indicate IMUL type insns have zero cost,
1365 as there is nothing the scheduler can do about it. Indicate that
1366 REG_DEP_OUTPUT's collide. Fixup formatting.
1367 * config/sparc/sparc.h (RTX_COSTS): Fixup integer multiply and
1368 divide costs on Ultra for DImode.
1369 (MD_SCHED_INIT, MD_SCHED_REORDER, MD_SCHED_VARIABLE_ISSUE):
1371 * config/sparc/sparc.md (ieu_unnamed function unit): Rename to
1372 ieuN and add call_no_delay_slot to type list.
1373 (cti function unit): New unit for branches on UltraSPARC.
1374 (subx/addx insns): Set type to misc.
1375 (sidi zero/sign extension insns on arch64): Set type to shift.
1376 (sign_extendhidi2_insn): Set type to sload.
1378 Sun Aug 16 13:52:00 1998 David Edelsohn <edelsohn@mhpcc.edu>
1380 * rs6000.c (rs6000_stack_info): Use if == 0 for sizes.
1381 (output_epilog): Use if != 0 for offset.
1382 (rs6000_fatal_bad_address): Prepare for Intl.
1383 * rs6000.h (rs6000_fatal_bad_address): Declare.
1384 * rs6000.md (movsfcc, movdfcc): Use else if.
1385 (elf_high): Use {liu|lis}.
1386 (elf_low): Use {cal|la}. Remove %a template from old mnemonics.
1387 (movsi): Use rs6000_fatal_bad_address.
1389 Sun Aug 16 01:53:21 1998 Richard Henderson <rth@cygnus.com>
1391 * reload.c (find_equiv_reg): Reject equivalences separated
1392 by a volatile instruction.
1394 Sun Aug 16 00:21:44 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1396 * rs6000/linux.h (CPP_OS_DEFAULT_SPEC): Define.
1398 Sat Aug 15 20:51:35 1998 Richard Henderson <rth@cygnus.com>
1400 * alpha.md (movsicc): Fix mode mismatch.
1402 Sat Aug 15 20:22:33 1998 H.J. Lu (hjl@gnu.org)
1404 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Handle aggregated
1406 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
1408 Sat Aug 15 08:39:49 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1410 * config/sparc/sparc.md (movsi_lo_sum_pic_label_reg): Remove
1411 write-only modifier from operand 1 constraint.
1413 Sat Aug 15 06:28:19 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1415 * config/sparc/sparc.c (sparc_emit_set_const64_quick1): If
1416 emitting a XOR of -1 at the end, emit a NOT instead for combine's
1418 (sparc_emit_set_const64): Likewise, also when computing trailing
1419 bits do not negate low_bits and make fast_int an int.
1421 Fri Aug 14 21:07:03 1998 Jeffrey A Law (law@cygnus.com)
1423 * loop.c (add_label_notes): Do not ignore references to labels
1424 before dispatch tables. Mirrors Apr 8 change to mark_jump_label.
1425 * gcse.c (add_label_notes): Similarly.
1427 * pa.h (ASM_OUTPUT_MI_THUNK): Strip name encoding.
1429 * m68k.md (adddi_dilshr32): One of the operands must be a register.
1430 (adddi_dishl32): Similarly.
1432 Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com>
1434 * i386.h (MODES_TIEABLE_P): Reorganize to shut up warnings.
1435 * alias.c (memrefs_conflict_p): Add braces to shut up warnings.
1436 * cse.c (cse_basic_block): Add parens to shut up warnings.
1438 Fri Aug 14 12:58:21 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1440 * config/sparc/sparc.c (sparc_emit_set_const64_quick2,
1441 sparc_emit_set_const64_longway, const64_is_2insns,
1442 create_simple_focus_bits, sparc_emit_set_const64): Fix more bugs
1443 in 64-bit constant formation.
1444 * config/sparc/sparc.md (snesi_zero_extend split): Generate
1445 rtl for addx not subx.
1446 (define_insn movdi_const64_special): Make available even when
1447 HOST_BITS_PER_WIDE_INT is not 64.
1448 (movdi_lo_sum_sp64_cint, movdi_high_sp64_cint): Remove.
1449 (losum_di_medlow, sethm, setlo): Make op2 symbolic_operand.
1450 (cmp_siqi_trunc_set, cmp_diqi_trunc_set): Encapsulate both
1451 instances of operand 1 inside a QI subreg.
1452 (xordi3_sp64_dbl): Remove '%' constraint for op1.
1453 (one_cmpldi2_sp64): Fix output string.
1454 (one_cmplsi2_not_liveg0): Rewrite to remove unneeded extra
1456 (unnamed arch64 ashift DI): Truncate shift count if greater than
1459 Fri Aug 14 21:52:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1461 * expr.c (store_expr): Don't optimize away load-store pair
1462 when either source or destination have a side effect.
1464 Fri Aug 14 16:50:10 1998 John Carr <jfc@mit.edu>
1466 * genrecog.c (add_to_sequence): Fatal error if the modes of the
1467 operands of SET are incompatible.
1469 * alpha.md: Fix max and min patterns so modes of SET operands match.
1471 Fri Aug 14 12:22:55 1998 Ian Lance Taylor <ian@cygnus.com>
1473 * configure.in: Avoid [[ by using test and changequote.
1474 * configure: Rebuild.
1476 Fri Aug 14 01:22:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1478 * rtl.def (CONSTANT_P_RTX): Fix typo in string name.
1480 * config/sparc/sparc.md (seqdi_special_trunc, snedi_special_trunc,
1481 seqsi_special_extend, snesi_special_extend, snesi_zero_extend and
1482 split, snedi_zero_trunc and split, seqsi_zero_extend and split,
1483 seqdi_zero_trunc and split, pic_lo_sum_di, pic_sethi_di,
1484 movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, addx_extend_sp32 and
1485 split, addx_extend_sp64, subx_extend_sp64, subx_extend and split):
1486 Fix mismatching modes in SET operands.
1487 (conditional move patterns): Fix formatting.
1488 (unnamed subx arch64 pattern): Remove duplicate insn.
1490 Fri Aug 14 00:34:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1492 * config/sparc/sparc.c (const64_operand, const64_high_operand):
1493 Get it right when HOST_BITS_PER_WIDE_INT is not 64.
1494 (input_operand): Fixup test for what we accept for constant
1496 (sparc_emit_set_const32, sparc_emit_set_symbolic_const64): Give
1498 (safe_constDI): Remove.
1499 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1500 gen_safe_XOR64): New functions.
1501 (sparc_emit_set_const64_quick1, sparc_emit_set_const64_quick2,
1502 sparc_emit_set_const64_longway, sparc_emit_set_const64): Use
1504 * config/sparc/sparc.md (define_insn xordi3_sp64_dbl): Only make
1505 available when HOST_BITS_PER_WIDE_INT is not 64.
1506 (define_insn movdi_sp64_dbl, movdi_const64_special): Likewise and
1507 move before movdi_insn_sp64 pattern.
1508 (define_insn movdi_lo_sum_sp64_dbl, movdi_high_sp64_dbl): Remove.
1509 (define_insn sethi_di_medlow, seth44, setm44, sethh): Use
1510 symbolic_operand as predicate for second operand.
1511 (DImode minus split on arch32, negsi2 expander, one_cmplsi2
1512 expander): Give set VOIDmode.
1514 Fri Aug 14 01:45:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
1516 * i386/cygwin32 (DEFAULT_PCC_STRUCT_RETURN): Define.
1518 Fri Aug 14 01:40:21 1998 Geoffrey Keating <geoffk@ozemail.com.au>
1520 * rs6000/linux.h (LINK_SPEC): Pass -G args to the linker.
1522 Fri Aug 14 01:23:23 1998 Richard Earnshaw (rearnsha@arm.com)
1524 * arm/netbsd.h (TARGET_DEFAULT): Default includes software floating
1526 (CPP_FLOAT_DEFAULT_SPEC): Re-define accordingly.
1528 Fri Aug 14 01:19:08 1998 Robert Lipe <robertl@dgii.com>
1530 * install.texi: Various SCO OpenServer tweaks.
1532 Thu Aug 13 20:14:40 1998 Jim Wilson <wilson@cygnus.com>
1534 * reload1.c (eliminate_regs_in_insn): Handle another case when
1535 eliminating the frame pointer to the hard frame pointer. Add
1536 missing ep->to_rtx check to one existing case.
1538 * mips/mips.md (movhi_internal2+2): Fix typo mem:SI -> mem:HI.
1540 Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com>
1542 * tree.h: De-conditionalize init_priority code.
1544 * mips.h (NM_FLAGS): Change from -Bp to -Bn.
1545 * collect2.c (NM_FLAGS): Change from -p to -n.
1547 * configure.in: Turn on collect2 for mipstx39-elf.
1548 Handle use_collect2=no properly.
1550 * c-common.c: De-conditionalize init_priority code.
1551 * collect2.c (extract_init_priority, sort_ids): New fns.
1552 (main): Call sort_ids.
1553 Move sequence_number to file scope.
1555 * configure.in: Handle --enable-init-priority.
1556 * c-common.c (attrs): Add A_INIT_PRIORITY.
1557 (init_attributes, decl_attributes): Likewise.
1558 * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros.
1559 * tree.c (get_file_function_name_long): Split out...
1560 (get_file_function_name): ...from here.
1562 Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
1564 * expr.c (safe_from_p): Change code to ERROR_MARK only when not
1567 Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com>
1569 * toplev.c (display_help): Add braces to shut up warnings.
1570 * tree.c (simple_cst_equal): Likewise.
1572 * fold-const.c (non_lvalue): Don't deal with null pointer
1574 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
1576 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0
1577 of any size to a pointer.
1579 Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com>
1581 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED.
1583 Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com)
1585 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers
1586 which will be saved.
1587 * mn10300.md (prologue insn): Only save registers which need saving.
1588 (epilogue insn): Similarly.
1590 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register"
1593 Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com>
1595 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for
1596 VAR_DECL's in gp addressable sections.
1598 Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu>
1600 * sparc.c: Change return <exp> to <exp>; return; in functions
1602 * sparc.md: Add empty semicolon statement after final label in
1605 Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1607 * config/sparc/sparc.md (define_insn addx_extend): Rename to
1608 addx_extend_sp64, only allow when TARGET_ARCH64.
1609 (define_insn addx_extend_sp32 and split): Version that works when
1611 (define_insn subx_extend): Likewise.
1612 (define_split adddi3 and subdi3 with zero extension): Fixup and
1613 correct bugs when not TARGET_ARCH64.
1615 Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu>
1617 * except.c (set_exception_lang_code, set_exception_version_code):
1618 Use prototype-style definition if __STDC__, to match declaration
1621 * genemit.c: Change FAIL and DONE macros not to use loops.
1623 Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com>
1625 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use
1626 ASM_OUTPUT_DWARF2_ADDR_CONST if defined.
1628 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16.
1630 Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk>
1632 * README.g77: Update from Craig.
1634 Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1636 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of
1638 (safe_constDI sparc_emit_set_const64_quick1,
1639 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
1640 analyze_64bit_constant, const64_is_2insns,
1641 create_simple_focus_bits): Fix some bugs when compiled on real
1643 (function_arg_record_value_3, function_arg_record_value_2,
1644 function_arg_record_value): Add fully prototyped forward decls.
1645 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back
1646 to cmpsi_insn and use on both 64 and 32 bit targets.
1647 (define_insn cmpsi_insn_sp64): Remove.
1648 (define_expand zero_extendsidi2): Allow for 32-bit target too.
1649 (define_insn zero_extendsidi2_insn): Rename to
1650 zero_extendsidi2_insn_sp64.
1651 (define_insn zero_extendsidi2_insn_sp32): New pattern and
1652 assosciated forced split for it.
1654 * config/sparc/sparc.c (const64_operand, const64_high_operand):
1656 * config/sparc/sparc.h: Declare them.
1657 (PREDICATE_CODES): Add them.
1658 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl,
1659 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them.
1661 Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu>
1663 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt
1664 in v9 case as the latter makes the Solaris assembler crash.
1666 Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1668 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM
1669 for TFmode when !v9. We require offsettable memory addresses.
1670 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to
1671 DFmode register number conversions.
1672 * config/sparc/sparc.md (define_split DFmode moves): If register
1673 is a SUBREG do alter_subreg on it before using.
1674 (define_expand movtf): Fixup comment about alignment on v9.
1675 (define_split TFmode moves): Don't use gen_{high,low}part, create
1676 explicit SUBREGs instead.
1678 Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu>
1680 * Makefile.in (mbchar.o): Depend on mbchar.c.
1682 Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1683 Richard Henderson <rth@cygnus.com>
1685 Rewrite Sparc backend for better code generation and
1686 improved sparc64 support.
1687 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to
1689 * config/sparc/sysv4.h: Likewise.
1690 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand,
1691 move_operand, v8plus_regcmp_op, emit_move_sequence,
1692 singlemove_string, doublemove_string, mem_aligned_8,
1693 output_move_double, output_move_quad, output_fp_move_double,
1694 move_quad_direction, output_fp_move_quad, output_scc_insn):
1696 (small_int_or_double): New predicate.
1697 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission.
1698 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of
1699 old pic_{sethi,lo_sum}_si patterns.
1700 (mem_min_alignment): New generic function to replace
1701 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when
1702 available and can test for arbitrary alignments. All callers
1704 (save_regs, restore_regs, build_big_number,
1705 output_function_prologue, output_cbranch, output_return,
1706 sparc_flat_save_restore, sparc_flat_output_function_prologue,
1707 sparc_flat_output_function_epilogue): Prettify
1709 (output_function_epilogue): Likewise and add code to output
1710 deferred case vectors.
1711 (output_v9branch): Likewise, add new arg INSN and use it to tack
1712 on branch prediction settings. All callers changed.
1713 (print_operand): Likewise and output %l44 for LO_SUMs when
1715 (sparc_splitdi_legitimate): New function to make sure DImode
1716 splits can be run properly when !arch64.
1717 (sparc_initialize_trampoline, sparc64_initialize_trampoline):
1718 Reformat example code in comments.
1719 (set_extends): Remove UNSPEC/v8plus_clear_high case.
1720 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track
1721 of deferred case vectors we need to output.
1722 (sparc_defer_case_vector): Record a case vector.
1723 (sparc_output_addr_vec, sparc_output_addr_diff_vec,
1724 sparc_output_deferred_case_vectors): New functions to output them.
1725 (sparc_emit_set_const32): New function to form 32-bit constants in
1726 registers when that requires more than one instruction.
1727 (safe_constDI, sparc_emit_set_const64_quick1,
1728 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway,
1729 analyze_64bit_constant, const64_is_2insns,
1730 create_simple_focus_bits, sparc_emit_set_const64): New functions
1731 which do the same for 64-bit constants when arch64.
1732 (sparc_emit_set_symbolic_const64): New function to emit address
1733 loading for all code models on v9.
1734 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make
1735 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0.
1736 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1.
1737 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix
1738 inaccuracies in comments, add symbolic and text_segment operands
1739 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use
1740 GENERAL_REGS in these cases as a temp REG is needed to load these
1741 addresses into a register properly.
1742 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it
1744 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp
1745 quads are guarenteed to have 16-byte alignment.
1746 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use
1747 copy_to_suggested_reg instead of explicit LO_SUM and HIGH.
1748 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for
1749 deferred case vector implementation.
1750 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline.
1751 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls.
1752 Generate "internal label - label" instead of "label - 1b".
1753 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID.
1754 (PREDICATE_CODES): Remove sparc_operand, move_operand,
1755 v8plus_regcmp_op. Add small_int_or_double, input_operand, and
1757 (doublemove_string, output_block_move, output_fp_move_double,
1758 output_fp_move_quad, output_move_double, output_move_quad,
1759 output_scc_insn, singlemove_string, mem_aligned_8, move_operand,
1760 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs.
1761 (sparc_emit_set_const32, sparc_emit_set_const64,
1762 sparc_emit_set_symbolic_const64, input_operand, zero_operand,
1763 mem_min_alignment, small_int_or_double): Add externs.
1764 * config/sparc/sparc.md: Document the many uses of UNSPEC and
1765 UNSPEC_VOLATILE in this backend.
1766 (define_function_unit ieu): Rename to ieu_unnamed. Add move and
1767 unary to types which execute in it.
1768 (define_function_unit ieu_shift): Rename to ieu0.
1769 (define_function_unit ieu1): New, executes compare, call, and
1770 uncond_branch type insns.
1771 (define_function_units for type fdivs, fdivd, fsqrt): These
1772 execute in the fpu multiply unit not the adder on UltraSparc.
1773 (define_expand cmpdi): Disallow TARGET_V8PLUS.
1774 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32.
1775 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it
1776 allows the arith_double_operand predicate and rHI constraint when
1778 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe,
1779 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn,
1780 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn,
1781 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu,
1782 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64,
1783 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64,
1784 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64,
1785 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64,
1786 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn,
1787 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn,
1788 sign_extendqihi2_insn, sign_extendqisi2_insn,
1789 sign_extendqidi2_insn, sign_extendhidi2_insn,
1790 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2,
1791 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2,
1792 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2,
1793 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2,
1794 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64,
1795 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3,
1796 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus,
1797 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3,
1798 smulsi3_highpart_v8plus, unnamed subreg mult,
1799 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32,
1800 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32,
1801 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus,
1802 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32,
1803 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3,
1804 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64,
1805 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3,
1806 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64,
1807 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op,
1808 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1809 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not,
1810 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set,
1811 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg,
1812 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not,
1813 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3,
1814 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3,
1815 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2,
1816 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2,
1817 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1,
1818 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt,
1819 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt,
1820 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32,
1821 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64,
1822 call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1823 call_address_untyped_struct_value_sp32,
1824 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32,
1825 call_value_symbolic_sp32, call_value_address_sp64,
1826 call_value_symbolic_sp64, branch_sp32, branch_sp64,
1827 flush_register_windows, goto_handler_and_restore,
1828 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64,
1829 flush, all ldd/std peepholes, return_qi, return_hi, return_si,
1830 return_addsi, return_di, return_adddi, return_sf, all call+jump
1831 peepholes, trap, unnamed trap insns): Prettify output strings.
1832 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32,
1833 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2):
1834 Likewise and force + implement splits for integer cases.
1835 (define_insn return_sf_no_fpu): Likewise and allow to match when
1836 no-fpu because of our subreg SFmode splits.
1837 (define_insn zero_extendqihi2, zero_extendqisi2_insn,
1838 zero_extendqidi2_insn, zero_extendhidi2_insn,
1839 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use
1840 input_operand for second operand.
1841 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use
1842 reg_or_0_operand for operand 2 so new splits can use it.
1843 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus,
1844 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0
1846 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow
1847 CONST_DOUBLEs for operand 2.
1848 (define_insn move_label_di): Likewise and label distance
1849 optimization because it no longer works with new deferred case
1850 vector scheme. To be revisited.
1851 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise
1852 and allow reg_or_0_operand and J constraint for second operand.
1853 (define_insn jump): Set branch predict taken on V9.
1854 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for
1855 new deferred case vector scheme.
1856 (define_insn pic_tablejump_32, pic_tablejump_64): Remove.
1857 (define_insn negdi2_sp32): Force + implement splits.
1858 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and
1859 one_cmplsi2_not_liveg0 respectively, and create expander of original
1860 names which emit special rtl for TARGET_LIVE_G0.
1861 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove.
1862 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do
1863 gen_compare_reg, FAIL instead.
1864 (define_insn sgtu, sleu): Likewise and check gen_s*() return
1865 values when trying to reverse condition codes, if they FAIL then
1867 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend,
1868 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero,
1869 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero,
1870 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0,
1871 x_minus_i_eq_0): Add new splits to perform these multi-insn cases,
1872 set output string to # to indicate they are mandatory splits.
1873 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di,
1874 pic_sethi_di, move_pic_label_si): Remove.
1875 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic,
1876 movsi_high_pic, movsi_pic_label_reg): New patterns to take their
1878 (define_expand movsi_pic_label_ref, define_insn
1879 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New
1880 expander and insns to handle PIC label references and deferred
1882 (define_insn get_pc_via_rdpc): Comment out as it is no longer
1884 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf):
1885 Rewrite to not use emit_move_sequence, make use of new constant
1886 formation code, and new splits for all multi-insn cases.
1887 (define_insn movqi_insn): Remove sethi case, it can never happen.
1888 Use reg_or_zero_operand instead of const0_rtx explicit test,
1889 use input_operand instead of move_operand for source, and use
1890 general_operand now for dest.
1891 (define_insn movhi_insn): Similar but leave sethi case.
1892 (define_insn lo_sum_qi, store_qi, store_hi): Remove.
1893 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and
1894 movhi_lo_sum respectively, prettify output string.
1895 (define_insn movsi_zero_liveg0): New pattern to put zero into a
1896 register when needed on TARGET_LIVE_G0.
1897 (define_insn movsi_insn): Use general_operand and input_operand
1898 for dest and src respectively. Simplify applicability test.
1899 Prettify output strings, and add clr alternative for J
1901 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for
1902 deprecated std and reg-reg DI moves): Remove and...
1903 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new
1904 implementation which uses forced splits for all non-single insn
1906 (define_split DI move cases on !arch64): New splits to handle all
1907 situations of 64-bit double register DImode on 32bit, and
1908 unaligned registers and memory addresses for all subtargets.
1909 (define_insn movsf_const_insn, movdf_const_insn, store_sf):
1911 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and
1912 input_operand for dest and src respectively, prettify output
1914 (define_insn movdf_insn, movdf_no_e_insn, store_df,
1915 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove
1917 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32,
1918 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn,
1919 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64,
1920 movtf_no_e_insn_sp64) Replace with new
1921 implementation which uses forced splits for all non-single insn
1923 (define_split DF move cases): New splits in similar vein to DI
1925 (define_insn sethi_di_medlow, sethi_di_medium_pic,
1926 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64,
1927 movdi_sp64_insn): Remove old v9 code model and constant loading
1929 (define_insn pic_lo_sum_di, pic_sethi_di,
1930 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow,
1931 seth44, setm44, setl44, sethh, setlm, sethm, setlo,
1932 embmedany_sethi, embmedany_losum, embmedany_brsum,
1933 embmedany_textuhi, embmedany_texthi, embmedany_textulo,
1934 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl,
1935 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new
1936 scheme, using unspecs, secondary reloads, and one to one sparc
1937 insn to rtl insn mapping for better scheduling and code gen.
1938 (define_expand reload_indi, reload_outdi): Reload helpers for
1939 MEDANY and EMBMEDANY symbol address loading cases which require a
1941 (define_expand movsicc): Remove v8plus_regcmp cases.
1942 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc,
1943 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc,
1944 cmp_diqi_trunc_set): New patterns used by some of the new scc
1946 (define_insn xordi3_sp64_dbl): New pattern used for constant
1947 formation when crossing from 32-bit targets.
1948 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper
1950 (define_insn addx, subx): Make visible and prettify.
1951 (define_insn adddi3_insn_sp32): Likewise and force split.
1952 (define_insn addx_extend, subx_extend, unnamed): New patterns for
1953 64bit scc split usage.
1954 (define_insn unnamed plusDI zero_extend, unnamed minusDI
1955 zero_extend, subdi3): Force and implement splits.
1957 * final.c (final_scan_insn): Don't output labels if target
1958 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations
1961 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end,
1962 don't forget to walk inside SEQUENCESs too as these are what the
1963 delay slot scheduler will create.
1965 Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com>
1967 * alpha.md (extxl+1,+2): New patterns to work around
1970 Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org)
1972 * rs6000.c (rs6000_allocate_stack_space) Fix typo which
1973 caused bad assembly code to be generated.
1975 Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com)
1977 * netbsd.h: Fix typo.
1979 Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com>
1981 * config.sub: Fix typo.
1983 Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se>
1985 * invoke.texi (Environment Variables): Typo: Change "ascpects"
1987 (Running Protoize): Typo: Change "ther" into "other".
1989 Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com)
1991 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO.
1992 * m68k/netbsd.h: Likewise.
1993 * ns32k/netbsd.h: Likewise.
1994 * sparc/netbsd.h: Likewise.
1996 Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com>
1998 * ginclude/va-alpha.h (va_list): Use a typedef, not a define.
1999 * ginclude/va-clipper.h (va_list): Likewise.
2001 Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com>
2003 * rs6000.c (rs6000_override_options): If big endian and -Os, use
2004 load/store multiple instructions unless user overrides.
2006 Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com)
2008 * ns32k/netbsd.h: Fix typo.
2010 Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com>
2012 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number
2013 labels with .debugsym if no parallel insns.
2015 Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com>
2017 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN.
2018 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap.
2020 Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@mhpcc.edu>
2022 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete.
2023 (AR_FOR_TARGET): Define.
2025 Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com>
2027 * dyn-string.h: New file.
2028 * dyn-string.c: Likewise.
2029 * Makefile.in (OBJS): Add dyn-string.o.
2030 (dwarf2out.o): Add dyn-string.h dependency.
2031 (dyn-string.o): List dependencies.
2032 * dwarf2out.c: Include dyn-string.h.
2033 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy.
2034 (addr_const_to_string): Take a dyn_string_t, not a char* as a
2035 prototype. Use dyn_string_append rather than strcat, throughout.
2036 (addr_to_string): Use dyn_string_t.
2038 Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com>
2040 Function entry/exit profiling instrumentation:
2041 * expr.h (profile_function_entry_libfunc,
2042 profile_function_exit_libfunc): Declare new variables.
2043 * optabs.c: Define them here.
2044 (init_optabs): Initialize them.
2045 * tree.h (struct tree_decl): New flag
2046 no_instrument_function_entry_exit.
2047 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro.
2048 * c-decl.c (duplicate_decls): Merge it.
2049 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION.
2050 (init_attributes): Use it for "no_instrument_function".
2051 (decl_attributes): Handle it, for functions that have not yet been
2052 compiled. Set decl flag.
2053 * flags.h (flag_instrument_function_entry_exit): Declare new
2055 * toplev.c (flag_instrument_function_entry_exit): Define it here.
2056 (f_options): New option "instrument-functions".
2057 * function.h (struct function): New field instrument_entry_exit.
2058 * function.c (current_function_instrument_entry_exit): New
2060 (push_function_context_to, pop_function_context_from): Save and
2062 (expand_function_start): Set current_ variable, maybe emit return
2063 label and entry profile call.
2064 (expand_function_end): Maybe emit exit profile call.
2066 Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com)
2068 * i386.md (movqi): When optimizing a load of (const_int 1) into a
2069 NON_QI_REG_P, pretend the register is SImode.
2071 Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org>
2073 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist).
2074 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any
2075 manufacturer id for ns32k.
2076 * configure: Regenerated.
2077 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too.
2078 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc.
2079 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0.
2080 * config/m68k/netbsd.h: Same.
2081 * config/ns32k/netbsd.h: Same.
2082 * config/sparc/netbsd.h: Same.
2084 Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com)
2086 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO
2087 or UNROLL_COMPLETELY loop that starts with a jump to its
2090 Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@mhpcc.edu>
2092 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS.
2093 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT.
2094 (print_operand, case 'B'): Don't fall through.
2095 (print_operand, case 'S'): Correct mask begin/end computation.
2096 Use HOST_BITS_PER_WIDE_INT.
2097 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG.
2098 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT.
2099 * rs6000/aix41.h (CPP_PREDEFINES): Same.
2100 * rs6000/aix43.h (CPP_PREDEFINES): Same.
2102 Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com>
2104 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber
2105 constraint from second alternative.
2107 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
2109 * configure.in: Fix --without/--disable cases for local-prefix,
2110 gxx-include-dir and checking.
2112 Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2114 * configure.in (enable_haifa): Set by default for sparc64 too.
2117 Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com>
2119 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro.
2120 * i386/winnt.c (associated_type): New fn.
2121 (i386_pe_valid_type_attribute_p): New fn.
2122 (i386_pe_check_vtable_importexport): Remove.
2123 (i386_pe_dllexport_p): Use associated_type.
2124 (i386_pe_dllimport_p): Likewise.
2126 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>:
2127 * i386.c (i386_valid_type_attribute_p): Also accept
2128 attributes for METHOD_TYPEs.
2130 Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de>
2132 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT.
2134 Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org>
2136 * gcc.c: Fix commentary describing %g, %u, %U, and %O.
2138 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent
2139 them from generating a new base name for each occurence of
2142 1998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com>
2144 * cse.c (cse_insn): Enable subsitution inside libcall only for REG,
2146 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE.
2150 * cplus-dem.c (type_kind_t): New type.
2151 (demangle_template_value_parm): Add type_kind_t parameter. Rely
2152 on this paramter, rather than demangling the type again.
2153 (demangle_integral_value): Pass tk_integral.
2154 (demangle_template_: Pass the value returned from do_type.
2155 (do_type): Return a type_kind_t. Pass tk_integral to
2156 demangle_template_value_parm for array bounds.
2157 (demangle_fund_type): Likewise.
2159 Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com>
2161 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are
2164 Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com)
2166 * pa.c (move_operand): Accept CONSTANT_P_RTX.
2168 Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com>
2170 * stor-layout.c (layout_type): Handle arrays of bits, for Chill.
2172 * expr.c (get_inner_reference): Handle zero-based, unsigned, array
2175 Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com)
2177 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define.
2178 (DEBUGGER_ARG_OFFSET): Likewise.
2180 * mn10300.md (movsf): Remove last change. Not needed.
2182 Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com>
2184 * c-lex.c (yylex): Fix boundary conditions in character literal and
2185 string literal loops.
2187 Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com>
2189 * longlong.h (count_leading_zeros): Sparclite scan instruction was
2190 being invoked incorrectly.
2192 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation.
2193 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE):
2195 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration.
2196 * configure.in: Added i[34567]86-*-win32
2197 * config.sub: Ditto.
2198 * configure: Rebuilt.
2200 Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org)
2202 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating
2203 the frame pointer and compiling PIC code and reload has not completed.
2205 * i386.c (output_to_reg): Add code to emulate non-popping DImode
2208 Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com)
2210 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head.
2212 Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2214 * Makefile.in (install-info): Only try to update the info
2215 directory file if it exists in the first place.
2217 Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de>
2219 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete.
2221 Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com)
2223 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle
2224 CONST_DOUBLE source.
2226 Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com>
2228 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm
2229 strings as the insertion of USER_LABEL_PREFIX.
2230 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a
2232 * config/arm/thumb.md: Use %_ as a prefix to gcc library function
2235 Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com>
2237 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for
2238 already defined type.
2240 Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com)
2242 * expr.c (check_max_integer_computation_mode): Allow conversions
2243 of constant integers to MAX_INTEGER_COMPUTATION_MODE.
2244 (expand_expr): Likewise.
2246 Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2248 * expr.c (expand_expr): Expand RETURN_EXPR.
2250 Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com>
2252 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION.
2254 Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com>
2256 * dwarf2out.c (output_aranges): Call stripattributes
2257 for TEXT_SECTION references.
2258 (output_line_info): Likewise.
2260 Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2262 * profile.c (branch_prob): Call allocate_reg_info after outputting
2263 profile rtl in instrument_arcs.
2265 Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com>
2267 * fixinc.irix (math.h): Install wrapper instead of copying.
2269 Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2271 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression
2272 so WFL are expanded correctly when contained in a COMPOUND_EXPR.
2273 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use
2274 lang_flag_0. Added documentation in the flag table.
2276 Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de>
2278 * cccp.c (do_include): Fix vax c style include handling.
2280 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
2282 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
2284 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
2286 * fold-const.c (non_lvalue): Don't deal with null pointer
2288 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
2290 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
2292 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
2293 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
2294 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
2295 (u_short_cint_operand): Same.
2296 (reg_or_cint_operand): Same.
2297 (logical_operand): Same.
2298 (input_operand): Same.
2299 (reg_or_short_operand): Use u_short_cint_operand.
2301 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
2303 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
2304 but keep the insns and splits. Adjust so when the ultimate destination
2305 is memory, use cvtql.
2307 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
2309 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
2311 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
2313 * gcc.c (do_spec): Call "error" not "warning".
2315 * configure.in: Fix minor problems with gas feature detection code.
2316 * configure: Rebuilt.
2318 * gcc.c (do_spec): Issue a warning for '%[]' usage.
2321 * gcc.c: Delete %[spec] support.
2322 (do_spec_1, case '('): Likewise.
2323 (do_spec_1, case '['): Call error.
2325 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
2327 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
2328 (CPP_SUBTARGET_SPEC): Default to empty string.
2329 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
2330 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
2331 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
2332 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
2334 * alpha/linux.h (CPP_PREDEFINES): Tidy.
2335 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
2336 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
2337 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
2338 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
2339 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
2340 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
2341 * alpha/vxworks.h: Likewise.
2343 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
2345 * mips.md (reload_outsi): Added missing REGNO call.
2346 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
2348 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
2349 another match_operator and compare the codes.
2351 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
2353 * MIPS multiply pattern fixes:
2354 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2355 Add union classes for HI, LO, or HILO plus general registers.
2356 (GENERATE_MADD): Deleted.
2357 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
2358 Add TARGET_MAD to condition.
2359 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
2360 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
2361 "*d" for accumulator, to give preference to LO initially but not
2364 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
2366 * configure.in (enable_c_mbchar): New configure option.
2367 (extra_cpp_objs): Always available now.
2369 * cexp.y (mbchar.h): #include it.
2370 (yylex): Handle Multibyte characters in character literals.
2372 * cccp.c (mbchar.h): #include it.
2373 (main): Set character set based on LANG environment variable.
2374 (rescan): Handle multibyte characters in comments.
2375 (skip_if_group): See above.
2376 (validate_else): See above.
2377 (skip_to_end_of_comment): See above.
2378 (macarg1): See above.
2379 (discard_comments): See above.
2380 (rescan): Handle multibyte characters in string and character literals.
2381 (collect_expansion): See above.
2382 (skip_quoted_string): See above.
2383 (macroexpand): See above.
2384 (macarg1): See above.
2385 (discard_comments): See above.
2386 (change_newlines): See above.
2388 * c-lex.c (mbchar.h): #include it.
2389 (GET_ENVIRONMENT): New macro.
2390 (init_lex): Set character set based on LANG environment variable.
2391 (yylex): Handle multibyte characters in character literals.
2392 (yylex): Handle multibyte characters in string literals.
2394 * Makefile.in (mbchar.o): New target.
2395 (cccp$(exeext)): @extra_cpp_objs@ is always available.
2396 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
2398 * mbchar.[ch]: New files for multibyte character handling.
2400 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
2402 * jump.c (jump_optimize): When simplifying noop moves and
2403 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
2404 the PUSHes to rewrite in second loop as we did in the first.
2406 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2408 * cplus-dem.c (demangle_nested_args): Make function definition
2409 static to match the prototype.
2411 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
2413 * alloca.c: Respect USE_C_ALLOCA.
2414 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
2415 * gengenrtl.c (xmalloc): Likewise.
2417 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
2419 * loop.h (struct induction): Add no_const_addval.
2420 * loop.c (the_movables, reg_address_cost): New variables.
2421 (init_loop): Init reg_address_cost.
2422 (loop_optimize): Call end_alias_analysis.
2423 (scan_loop): Init the_movables.
2424 (record_giv): Init induction->no_const_addval.
2425 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
2426 [REG]: Rearrange loop search test to catch more cases.
2427 (general_induction_var): Return success not benefit; take an extra
2428 argument for that. Change all callers.
2429 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
2430 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
2431 [default]: Search the_movables for additional combinations.
2432 (sge_plus_constant, sge_plus): New functions.
2433 (express_from_1): New function.
2434 (express_from): Always define. Rewrite using express_from_1.
2435 (combine_givs_p): Handle more cases. Ignore address cost.
2436 (cmp_combine_givs_stats): New function.
2437 (combine_givs_used_once, combine_givs_benefit_from): New functions.
2438 (combine_givs): Rewrite to do best-fit combination.
2440 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
2441 (fold): Do a complete (A*C)+(B*C) association check.
2443 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
2445 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
2447 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
2449 * mn10300.c (MODES_TIEABLE_P): Fix typo.
2451 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
2453 * tree.c (valid_machine_attribute): Only create a new type variant if
2454 there is a decl to use it.
2456 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
2458 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
2461 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
2463 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
2466 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
2468 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
2469 Simplify tests for clearing an address register.
2470 (expand_prologue): Corresponding changes.
2472 * mn10300.md (movXX patterns): Make sure the destination is an
2473 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
2474 (logical patterns): Split into expanders + patterns
2475 (zero and sign extension patterns): Similarly.
2476 (shift patterns): Similarly.
2478 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
2480 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
2481 for the sequence, recording base values.
2483 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
2485 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
2487 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
2489 * gcc.c: Remove ANSI-C ism from --help code.
2491 * toplev.c: Support --help with USE_CPPLIB.
2493 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
2495 * configure.in: Rework gas feature code to work with symlink based
2498 * extend.texi: Clarify some issues related to local variables
2499 assigned to explicit registers.
2501 * mn10300.md (mulsi): Turn into expander + pattern.
2503 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
2506 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
2508 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
2510 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
2512 * version.c: Bump again to distinguish mainline tree from the
2515 See ChangeLog.0 for earlier changes.
2518 add-log-time-format: current-time-string