* boehm.cc (_Jv_InitGC): Check both HAVE_DLFCN_H and HAVE_DLADDR
before calling GC_register_has_static_roots_callback.
(_Jv_RegisterLibForGc): Likewise, test for both HAVE_DLFCN_H and
HAVE_DLADDR before calling dladdr.
Co-Authored-By: Andrew Haley <aph@redhat.com>
From-SVN: r113417
2006-04-25 Andrew Haley <aph@redhat.com>
* java/lang/natClassLoader.cc: Don't include link.h or dladdr.h.
* boehm.cc: Don't include link.h.
(_Jv_RegisterLibForGc): Cast away const when calling dladdr().
From-SVN: r113246
2006-04-21 Andrew Haley <aph@redhat.com>
* lang.c (java_init): Handle flag_indirect_classes.
* jvgenmain.c: Use "class$$" instead of "class$".
* mangle.c (java_mangle_decl): Accept RECORD_TYPEs sw well as
DECLs.
(mangle_class_field): Special case "class$$" as well as "class$".
* constants.c (build_ref_from_constant_pool): If
flag_indirect_classes, generate a ref into the heap.
* decl.c (constants_field_decl_node,
constants_data_field_decl_node): New.
* class.c (build_static_class_ref): New.
(build_classdollar_field): Factor out from build_class_ref().
(make_field_value): Handle static fields in heap.
(make_class_data): Make sure we get a static ref to class.
Make class initializer const if flag_indirect_classes.
(register_class): Build a class_ref for initialization if
flag_indirect_classes.
(emit_indirect_register_classes): New.
2006-04-21 Andrew Haley <aph@redhat.com>
* include/execution.h (struct _Jv_CompiledEngine): Define for
compiled classes.
* java/lang/natClassLoader.cc (_Jv_RegisterClasses): Call
_Jv_RegisterLibForGc.
(_Jv_RegisterClasses_Counted): Likewise.
(_Jv_NewClassFromInitializer): New.
(_Jv_RegisterNewClasses): New.
* sources.am: Regenerate.
* boehm.cc (_Jv_GC_has_static_roots): new.
(_Jv_InitGC): Call GC_register_has_static_roots_callback.
(filename_node, find_file, _Jv_print_gc_store, new_node,
_Jv_GC_has_static_roots, _Jv_RegisterLibForGc): New.
* scripts/makemake.tcl: Add -fno-indirect-classes.
* Makefile.in: Regenerate.
* link.cc (resolve_pool_entry): Allocate constant pool.
Allocate fields.
From-SVN: r113224
2006-02-08 Bryce McKinlay <mckinlay@redhat.com>
PR libgcj/25187:
* gnu/gcj/io/natSimpleSHSStream.cc
(gnu::gcj::io::SimpleSHSStream::shsFinal): Remove bogus cast.
* interpret.cc (_Jv_InterpMethod::run): Simplify arguments to
_Jv_InterpFrame().
* boehm.cc: #undef some autoconf macros before including gc-config.h.
(_Jv_MarkObject): Don't mark the class, it is reachable via the vtable.
(_Jv_MarkArray): Likewise.
* java/lang/ref/natReference.cc (java::lang::ref::Reference::create):
Simplify _Jv_GCRegisterDisappearingLink() call.
* java/lang/Class.h (getComponentType): Use element_type.
(element_type): New field declaration, as a union with "methods".
* java/lang/natClassLoader.cc (_Jv_NewArrayClass): Use "element_type".
* java/net/natVMNetworkInterfacePosix.cc
(java::net::VMNetworkInterface::getInterfaces): Add "int" cast to
avoid sign comparison warning.
* include/java-interp.h (_Jv_InterpFrame): Take thread as second
argument, not parent call frame.
* include/x86_64-signal.h (MAKE_THROW_FRAME): Use "gregs" directly,
without a cast.
(restore_rt): Declare with hidden visibility, not "static".
* posix.cc (_Jv_platform_initProperties): Make "tmpdir" a string
constant.
* jni.cc (_Jv_JNI_DestroyJavaVM): Use a union to avoid strict alias
warning
From-SVN: r110783
* defineclass.cc (parse): Use _Jv_AllocRawObj.
(read_constpool): Likewise.
(read_one_code_attribute): Use internal function name.
(handleConstantPool): Use _Jv_AllocRawObj.
(handleInterfacesBegin): Likewise.
(handleFieldsBegin): Likewise.
(handleMethodsBegin): Likewise.
(handleCodeAttribute): Likewise.
(handleMethodsEnd): Likewise.
* include/jvm.h (new_vtable): Use _Jv_AllocRawObj.
* interpret.cc (do_allocate_static_fields): Use _Jv_AllocRawObj.
Allocate reference fields separately.
* link.cc (prepare_constant_time_tables): Use _Jv_AllocRawObj.
(add_miranda_methods): Likewise.
(generate_itable): Use _Jv_AllocBytes.
(find_iindex): Likewise.
(struct method_closure): New structure.
(create_error_method): Use struct method_closure; allocate with
_Jv_AllocBytes.
(ensure_fields_laid_out): Separate reference fields from
non-reference fields.
* boehm.cc (_Jv_MarkObj): Mark vtable. Only mark direct fields
of Class.
(_Jv_MarkArray): Mark vtable.
(_Jv_AllocRawObj): Don't allocate objects of size 0.
* include/execution.h
(_Jv_ExecutionEngine::allocate_static_fields): Added 'int'
parameter.
(struct _Jv_CompiledEngine): Updated.
(class _Jv_InterpreterEngine): Updated.
From-SVN: r110763
* boehm.cc (_Jv_MarkObj): Don't follow null pointer to static field,
which can happen if class is JV_STATE_LOADED but not JV_STATE_PREPARED.
From-SVN: r97128
* configure.ac: Handle --enable-gc-debug.
* configure: Regenerate.
* include/config.h.in (LIBGCJ_GC_DEBUG): Add.
* boehm.cc: Include gc_mark.h, javaxfc.h, but no GC private files.
Rearrange include file order.
(GC_DEBUG): Set if LIBGCJ_GC_DEBUG is set.
(GC_finalize_all, GC_debug_generic_malloc): Don't declare.
(disable_gc_mutex): Delete along with all references.
(_Jv_MarkObj, _Jv_MarkArray): Use public types,
adjust for debug header size.
(_Jv_AllocObj, _Jv_allocPtrFreeObj): Define out of line for
debug case.
(_Jv_AllocArray): Declare min_heap_addr only if needed.
(gcj_describe_type_fn): New.
(_Jv_InitGC): Use GC_new_free_list, GC_new_proc, and GC_new_kind.
Register gcj_describe_type_fn.
* include/boehm-gc.h:
(_Jv_AllocObj, _Jv_allocPtrFreeObj):
Don't define, but declare, for debug case.
* java/lang/natObject.cc:
(GC_DEBUG): Define if LIBGCJ_GC_DEBUG is set.
From-SVN: r86686
* boehm.cc (_Jv_BuildGCDescr): Put first word of object in most
significant bit of descriptor. Include the vtable and sync_info
fields.
From-SVN: r71895
* boehm.cc (initialized, obj_kind_x, obj_free_list): Removed unused
declarations.
(_Jv_InitGC): Don't bother locking, as this is always called from a
single-thread. Turn off GC_all_interior_pointers. Remove dead code.
From-SVN: r49695
2001-10-15 Hans Boehm <Hans_Boehm@hp.com>
* java/lang/natObject.cc (heavy_lock): Moved fields
old_client_data, old_finalization_proc near beginning.
(heavy_lock_finalization_proc): Now inline; changed type of
argument.
(JV_SYNC_TABLE_SZ): Now 2048.
(mp): New global.
(spin): `mp' now global.
(heavy_lock_obj_finalization_proc): Updated to correctly handle
heavy lock finalization.
(remove_all_heavy): New function.
(maybe_remove_all_heavy): Likewise.
(_Jv_MonitorEnter): Throw exception if object is NULL.
(_Jv_MonitorExit): Likewise. Also, clear long lists of unlocked
heavy locks.
* include/jvm.h (_Jv_AllocTraceTwo): Declare.
* nogc.cc (_Jv_AllocTraceTwo): New function.
* boehm.cc (trace_two_vtable): New global.
(_Jv_AllocTraceTwo): New function.
From-SVN: r46271
2001-08-17 Hans-J. Boehm <Hans_Boehm@hp.com>
* boehm.cc: Include gc_local_alloc.h if appropriate.
(GC_GENERIC_MALLOC): Don't define.
(MAYBE_MARK): Redefine for GC 6.0.
(_Jv_MarkObj): Mark class differently.
(_Jv_AllocArray): Use GC_generic_malloc.
From-SVN: r44993
* configure.in: Update boehm-gc include dir for new GC version.
* configure: Rebuilt.
* exception.cc: Only include <gc.h>. Remove TRUE/FALSE hacks and
extern "C" wrapper.
* boehm.cc: Update includes for new GC version. MAKE_PROC is now
GC_MAKE_PROC. mark_proc is now GC_mark_proc.
* posix-threads.cc: Only include <gc.h>. Don't need to wrap with
extern "C".
From-SVN: r42380
* class.c (make_class_data): Push initial value for "arrayclass".
* decl.c (init_decl_processing): Add new class field "arrayclass".
In libjava:
* java/lang/Class.h (_Jv_InitClass): Use __builtin_expect.
(_Jv_NewArrayClass): Renamed from _Jv_FindArrayClass.
(_Jv_GetArrayClass): New inline function.
(arrayclass): New field.
* prims.cc (_Jv_NewObjectArray): Use _Jv_GetArrayClass. Don't use
_Jv_GetArrayElementFromElementType.
(_Jv_NewPrimArray): Ditto.
(_Jv_PrimClass constructor): Initialize "depth", "ancestors", and
"idt" for completeness. Initialze "arrayclass" using _Jv_NewArrayClass.
Set Modifier::ABSTRACT.
* java/lang/natClassLoader.cc (_Jv_NewClass): Initialize "arrayclass".
(_Jv_NewArrayClass): Renamed from _Jv_FindArrayClass. Now void.
Now synchronized. Array classes are now referenced from
elementClass->arrayclass. Don't use _Jv_FindClassInCache.
Set array classes' accessibility flags correctly. Optimize so that
all array classes share the same IDT.
* java/lang/reflect/natArray.cc (newInstance): Use _Jv_GetArrayClass.
* java/lang/reflect/natMethod.cc (_Jv_GetTypesFromSignature): Ditto.
* java/lang/natClass.cc (_getFields): Increment offset. Prevent fields
in superclasses from overwriting classes own fields.
(_Jv_IsAssignableFrom): Check for NULL source idt instead of calling
Modifier::isAbstract().
(null_idt): New static field.
(_Jv_PrepareConstantTimeTables): Optimize case where class implements
no interfaces.
(_Jv_IndexOf): Made inline.
* boehm.cc (_Jv_MarkObj): Mark "arrayclass" field.
From-SVN: r38808
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.
Co-Authored-By: Bryce McKinlay <bryce@albatross.co.nz>
From-SVN: r36679
* gcj/field.h (JvFieldIsRef): Return false for gnu.gcj.RawData
field.
* boehm.cc (_Jv_MarkObj): Removed dead code. Use `STATIC', not
`0x0008'.
Include Modifier.h.
From-SVN: r33702
2000-04-19 Bryce McKinlay <bryce@albatross.co.nz>
* boehm.cc: (_Jv_MarkObj, _Jv_MarkArray): Cast pointers for
MAYBE_MARK to ptr_t, for compatibility with new GC version.
From-SVN: r33252
* All files: Updated copyright information.
* COPYING: New file.
* COPYING.LIB: Removed.
* LIBGCJ_LICENSE: We now use GPL + special exception.
From-SVN: r32387
1999-11-05 Jeff Sturm <jsturm@sigma6.com>
* boehm.cc (_Jv_GCSetInitialHeapSize): Swapped size & current.
* prims.cc (parse_heap_size): Use end, not spec. Use 1024
multipler for `k'.
From-SVN: r30418
Tom Tromey
Bryce McKinlay
Keith Seitz
Marco Trudel
Roger Sayle
Andrew Haley
Per Bothner
Tom Tromey
Hans Boehm
Michael Koch
Bryce McKinlay
Anthony Green
Mark Mitchell
Bryce McKinlay
Bryce McKinlay
Tom Tromey
Hans Boehm
Bryce McKinlay
Anthony Green
Jeff Sturm