Mark Mitchell [Sun, 1 Oct 2000 19:19:30 +0000 (19:19 +0000)]
c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
* c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
(lang_mark_false_label_stack): Remove.
* c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
<top level> string in GC area.
(mark_splay_tree_node): New function.
(mark_splay_tree): Likewise.
* except.c (mark_eh_status): Only call lang_mark_false_label_stack
if it exists.
* ggc-callbacks.c (lang_mark_false_label_stack): Remove.
* ggc-common.c (lang_mark_false_label_stack): Change type.
* ggc.h (ggc_alloc_string): Add comment.
(ggc_strdup): New function.
* decl.c (lang_mark_false_label_stack): Remove.
* lex.c (cp_mang_lang_type): Use ggc_alloc_cleared.
* com.c (lang_mark_false_label_stack): Remove.
Convert to GC.
* Make-lang.in (s-java): Don't depend on ggc-callbacks.o.
* Makefile.in (BACKEND): Don't include ggc-callbacks.o.
(typeck.o): Depend on ggc.h.
* class.c (add_method_1): Use GC functions for allocation.
(init_class_processing): Register roots.
* decl.c (ggc_p): Set to 1.
(pending_local_decls): Make it static.
(push_jvm_slot): Use GC functions for allocation.
(init_decl_processing): Register roots.
(give_name_to_locals): Use GC functions for allocation.
(lang_mark_tree): New function.
* java-tree.h (MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC): Use GC
functions for allocation.
* jcf-parse.c (jcf_parse_source): Use ggc_strdup.
* lex.c (java_lex): Use build_string, rather than replicating it
inline.
* parse.y (goal): Add more roots.
(mark_parser_ctxt): New function.
* typeck.c: Include ggc.h.
avr.c (ashlhi3_out, [...]): Optimize more cases with known shift count.
* config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
with known shift count.
* config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
New alternative for shift count 2 with no scratch register.
(ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
"set_n" for shift counts 1 and 2.
Geoff Keating [Sun, 1 Oct 2000 05:29:14 +0000 (05:29 +0000)]
rs6000.md (movsi_to_cr): Remove the USE.
* config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
the mask value from the individual SET operations.
(return_internal_si): Move the USE after the RETURN.
(return_internal_di): Likewise.
(return_and_restore_fpregs_si): Likewise.
(return_and_restore_fpregs_di): Likewise.
(return_eh_si): Likewise.
(return_eh_di): Likewise.
* config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
or check, the USE.
(rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
Don't generate a PARALLEL around a single operation movsi_to_cr.
Generate the RETURN first in any PARALLELs.
* rtlanal.c (single_set_1): Use fatal_insn to display the
invalid insn. Check for more cases when a USE or CLOBBER occurs
before a SET.
* Makefile.in: Update dependencies for rtlanal.o.
Hans Boehm [Sat, 30 Sep 2000 09:56:58 +0000 (09:56 +0000)]
Implement bitmap descriptor based marking for Boehm GC.
2000-09-30 Hans Boehm <boehm@acm.org>
Bryce McKinlay <bryce@albatross.co.nz>
Implement bitmap descriptor based marking for Boehm GC.
* configure.in: Define JC1GCSPEC. Set it if boehm-gc is used.
* configure: Rebuilt.
* libgcj.spec.in: Pass JC1GCSPEC to jc1.
* include/jvm.h (struct _Jv_VTable): New field `gc_descr'. New inline
method get_finalizer().
(struct _Jv_ArrayVTable): Ditto. Declare method array with
NUM_OBJECT_METHODS elements instead of NUM_OBJECT_METHODS + 1.
(_Jv_AllocObj): Add new jclass parameter.
(_Jv_AllocArray): Ditto.
(_Jv_BuildGCDescr): New prototype.
* prims.cc (_Jv_AllocObject): Rename parameter `c' to `klass'. Pass
`klass' to _Jv_AllocObj. Don't set the new object's vtable. Use
get_finalizer() instead of direct finalizer vtable offset.
(_Jv_NewObjectArray): Rename parameter `clas' to `klass'. Pass
`klass' to _Jv_AllocArray. Don't set the new array's vtable.
(_Jv_NewPrimArray): Call _Jv_FindArrayClass before _Jv_AllocObj.
Pass `klass' to _Jv_AllocObj. Don't set the new array's vtable.
* resolve.cc (METHOD_NOT_THERE, METHOD_INACCESSIBLE): New #defines.
(_Jv_ResolvePoolEntry): Use METHOD_NOT_THERE and METHOD_INACCESSIBLE.
(_Jv_DetermineVTableIndex): Ditto.
(_Jv_PrepareClass): Ditto. Remove offset-by-one adjustments from vtable
calculations to account for new gc_descr field.
* boehm.cc: #include gc_gcj.h.
(obj_kind_x, obj_free_list): `#if 0'-ed away.
(_Jv_MarkObj): Check that vtable doesn't point to a cleared object.
New commentary from HB. Mark the classes vtable.
(_Jv_MarkArray): Check that vtable doesn't point to a cleared object.
(GC_DEFAULT_DESCR): New #define.
(_Jv_BuildGCDescr): New function. Use GC_DEFAULT_DESCR, for now.
(_Jv_AllocObj): New parameter `klass'. Use GC_GCJ_MALLOC ().
(_Jv_AllocArray): New parameter `klass'. Allocate with GC_MALLOC and
scan conservativly if size is less than min_heap_addr. Set vtable
pointer of new object before returning.
(_Jv_AllocBytes): Use GC_MALLOC_ATOMIC, not GC_GENERIC_MALLOC.
(_Jv_InitGC): Call GC_init_gcj_malloc(). Don't set up marking and
allocation for obj_kind_x.
* nogc.cc (_Jv_BuildGCDescr): New function. Return 0.
(_Jv_AllocObj): Set vtable on returned object.
(_Jv_AllocArray): Ditto.
* java/lang/Class.h (_Jv_NewObjectArray): No longer a friend.
(_Jv_NewPrimArray): Ditto.
(_Jv_AllocObj): Declare as a friend.
(_Jv_AllocArray): Ditto.
* java/lang/natClassLoader.cc (_Jv_FindArrayClass): Copy gc_descr
from &ObjectClass into new array class. Remove offset-by-one
adjustments from `method' size calculations to account for gc_descr
field.
ltconfig, [...]: Updated from libtool multi-language branch, to work around Solaris' /bin/sh bug.
* ltconfig, ltmain.sh, libtool.m4: Updated from libtool
multi-language branch, to work around Solaris' /bin/sh bug. Rebuilt
all affected `configure' scripts.
ltconfig, [...]: Updated from libtool multi-language branch, to work around Solaris' /bin/sh bug.
* ltconfig, ltmain.sh, libtool.m4, ltcf-cxx.sh: Updated from libtool
multi-language branch, to work around Solaris' /bin/sh bug. Rebuilt
all affected `configure' scripts.
* cse.c (notreg_cost): New argument outer.
(COST): Pass in SET to notreg_cost
(COST_IN): New.
(fold_rtx): Use COST_IN. Prefer constants when costs
are the same.
Jan Hubicka [Fri, 29 Sep 2000 11:24:13 +0000 (11:24 +0000)]
recog.c (recog_memoized): Rename to recog_memoized_1.
* recog.c (recog_memoized): Rename to recog_memoized_1.
* recog.h (recog_memoized): Rename to recog_memoized_1.
(recog_memoized): New macro.
* rtl.h (single_set): Rename to single_set_1
(single_set): New macro.
* rtlanal.c (single_set): Rename to single_set_1; expect clobbers
to be last.
* i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
Do not use match_dup of input operands at outputs.
Use register_operand for memory expression.
(rep_movsi): Put use last, canonicalize.
Use register_operand for memory expression.
(rep_movqi): Put use last.
Use register_operand for memory expression.
(strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
of input operands at outputs. Use register_operand for memory
expression.
(rep_stossi): Put use last; canonicalize; fix match_dup in
the address expression
(rep_stosqi): Likewise.
(memcmp expander): Update calls.
(cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
the clobbers.
David O'Brien [Fri, 29 Sep 2000 01:56:02 +0000 (01:56 +0000)]
freebsd-aout.h: New, FreeBSD a.out config file.
2000-09-28 David O'Brien <obrien@FreeBSD.org>
* config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
Contains the old contents of config/i386/freebsd.h
* config/i386/freebsd.h: Now the ELF rather than a.out config file.
Contains the old contents of config/i386/freebsd-elf.h
* config/i386/freebsd-elf.h: Retire this file -- contents moved to
config/i386/freebsd.h.
* configure.in: Adjust for above changes.
* po/POTFILES.in: Likewise.
* po/en_GB.po: Likewise.
* po/gcc.pot: Likewise.
* configure: Rebuilt.
Approved by: Richard Henderson <rth@cygnus.com>
Message-ID: <20000927093029.A30906@cygnus.com>
Franz Sirl [Thu, 28 Sep 2000 22:36:49 +0000 (22:36 +0000)]
doloop.c (doloop_modify): Prevent delete_insn() from deleting too much.
2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* doloop.c (doloop_modify): Prevent delete_insn() from
deleting too much. Prefer loop->top over loop->start as
target for the new JUMP insn.
(doloop_valid_p): Ignore loop with exit_count != 0.
Neil Booth [Thu, 28 Sep 2000 05:55:22 +0000 (05:55 +0000)]
cpperror.c (_cpp_begin_message): Do the test for suppression of warnings and pedantic warnings before the "is a...
* cpperror.c (_cpp_begin_message): Do the test for suppression
of warnings and pedantic warnings before the "is a warning an
error" tests.
* cppinit.c (cpp_handle_option): Remove surplus \n.
* cpplex.c (ON_REST_ARG): Delete.
(skip_block_comment): Initialise prevc.
(parse_args): Improve error messages.
(maybe_paste_with_next): Use CONTEXT_VARARGS rather
than ON_REST_ARG.
* cpplib.c (cpp_push_buffer): Fix grammar in message.
* cppmain.c (main): Set callbacks for #ident and #pragma
only if no_output option is false.
(do_pragma_implementation): Only call the #pragma handler
if it is set in the cpp_reader structure.
Neil Booth [Tue, 26 Sep 2000 17:28:07 +0000 (17:28 +0000)]
gcc.c (cpp_options): Add spec for -ftabstop=.
* gcc.c (cpp_options): Add spec for -ftabstop=.
(invoke_as): New spec that handles invoking as.
Update specs to handle -save-temps and -traditional.
* ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
Use invoke_as.
* cp/lang-specs.h, objc/lang-specs.h: Update to use
invoke_as, and handle -save-temps and -traditional (if
appropriate).
Jakub Jelinek [Tue, 26 Sep 2000 14:14:34 +0000 (16:14 +0200)]
sparc.c (sparc_emit_set_const64): Don't abort when op0 is a SUBREG.
* config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
op0 is a SUBREG.
(function_arg_slotno): Accept TImode/CTImode.
* config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
to UNITS_PER_WORD.
Jim Wilson [Tue, 26 Sep 2000 00:40:42 +0000 (00:40 +0000)]
Fix bad use of FP reg in post-modify address.
* config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
(REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
(LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
(REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
Neil Booth [Mon, 25 Sep 2000 23:35:10 +0000 (23:35 +0000)]
cpplex.c (parse_args): Don't set VOID_REST flag.
* cpplex.c (parse_args): Don't set VOID_REST flag.
(Fix diagnostic merge problem).
(CONTEXT_VARARGS): New flag.
(maybe_paste_with_next): Set context earlier in loop. Use
it. Do varargs test with CONTEXT_VARARGS flag.
(push_arg_context): Set CONTEXT_VARARGS flag if we're
pushing an argument context for a varargs argument.
* cpplib.h (VOID_REST): Delete.
* gcc.dg/cpp/vararg1.c: Add test case.
Philipp Thomas [Mon, 25 Sep 2000 23:29:38 +0000 (23:29 +0000)]
Makefile.in.in: Remove stamp-check-pot from list of default targets as checks are only possible...
2000-09-26 Philipp Thomas <pthomas@suse.de>
* Makefile.in.in: Remove stamp-check-pot from list
of default targets as checks are only possible in a
complete source tree and all languages configured.
Branko Cibej [Mon, 25 Sep 2000 22:54:04 +0000 (00:54 +0200)]
flags.h: Declare warning flag warn_system_headers.
2000-09-25 Branko Cibej <branko.cibej@hermes.si>
* flags.h: Declare warning flag warn_system_headers.
* toplev.c: Define it.
(W_options): Add option -Wsystem-headers.
* diagnostic.c (count_error): Test warn_system_headers.
* invoke.texi: Add description for -Wsystem-headers.
* cpplib.h (cpp_options): New member warn_system_headers.
* cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
CPP_IN_SYSTEM_HEADER.
* cpplib.c (do_import, do_pragma_once): Likewise.
* cpperror.c (_cpp_begin_message): Test warn_system_headers
and CPP_IN_SYSTEM_HEADER.
* cppinit.c (handle_option): Recognize -Wsystem_headers.
(print_help): Describe -Wsystem_headers.
* cpplex.c (lex_line): Reorganize condition so that warnings
about C++ comments in system headers can be enabled. Remove
label do_line_comment.
Neil Booth [Mon, 25 Sep 2000 22:39:51 +0000 (22:39 +0000)]
cpplex.c (save_comment): Only store the initial '/' now.
* cpplex.c (save_comment): Only store the initial '/'
now.
(lex_token): Combine handling of the two comment types.
Pass everything but the initial '/' to save_comment.
* c-common.c (format_char_info): Add flags2; update comments.
(print_char_table, scan_char_table, time_char_table): Split some
flags out into flags2.
(check_format_info): Use flags2 for those flags, for identifying
the initial character of a scanf scanset, and for identifying
printf formats where the '0' flag is ignored with precision.
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (call_multiple_values_operation): Remove.
(ia64_expand_call): New.
(ia64_expand_prologue): Emit an alloc if we need extra input
registers.
(ia64_expand_epilogue): New arg sibcall_p; don't emit the return
instruction if true.
(struct reg_flags): Add is_sibcall.
(rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
(emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
* config/ia64/ia64.h (PREDICATE_CODES): Update.
* config/ia64/ia64.md (call): Use ia64_expand_call.
(call_value): Likewise.
(sibcall, sibcall_value): New.
(call patterns): Remove extra expanders; tidy.
(sibcall_epilogue): New.
(set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
Mark Mitchell [Sun, 24 Sep 2000 21:47:45 +0000 (21:47 +0000)]
c-tree.texi: Moved here from cp/ir.texi.
* c-tree.texi: Moved here from cp/ir.texi. Documented nested
functions. Generalize to handle both C and C++.
* Makefile.in (c-tree.info): New target.
(info): Add c-tree.info.