2001-09-05 Corey Minyard <minyard@acm.org>
Tom Tromey <tromey@redhat.com>
* java/lang/natClassLoader.cc: Include VirtualMachineError.h
(_Jv_RegisterClassHookDefault): Throw error if a class is
registered twice.
Co-Authored-By: Tom Tromey <tromey@redhat.com>
From-SVN: r45418
* java/lang/ClassLoader.java (system): Remove static field.
(getSystemClassLoader): Get gnu.gcj.runtime.VMClassLoader.instance
directly instead of using it to set the system field.
(loadClass): Use VMClassLoader.instance instead of system field.
(findSystemClass): Similar.
* prims.cc (_Jv_RunMain): Clear VMClassLoader::instance rather
than ClassLoader::system which no longer exists.
* java/lang/natClassLoader.java (_Jv_FindClass): Simplify.
From-SVN: r45343
* 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
* java/lang/natClassLoader.cc (_Jv_PrepareCompiledClass): Only
initialize String fields for interpreted classes. Fixes bug
reported by Hans Boehm.
From-SVN: r35150
2000-03-09 Bryce McKinlay <bryce@albatross.co.nz>
* java/lang/natClassLoader.cc (_Jv_FindArrayClass): Call
_Jv_PrepareConstantTimeTables.
* java/lang/natClass.cc (_Jv_PrepareConstantTimeTables): Array
classes should have an IDT, so don't return if klass is an array
class.
From-SVN: r32445
* All files: Updated copyright information.
* COPYING: New file.
* COPYING.LIB: Removed.
* LIBGCJ_LICENSE: We now use GPL + special exception.
From-SVN: r32387
2000-03-07 Bryce McKinlay <bryce@albatross.co.nz>
* resolve.cc (_Jv_SearchMethodInClass): New function.
(_Jv_ResolvePoolEntry): Search superinterfaces for interface
methods.
* java/lang/Class.h (_Jv_SearchMethodInClass): New prototype.
2000-03-07 Bryce McKinlay <bryce@albatross.co.nz>
* java/lang/Class.h (union _Jv_IDispatchTable): New declaration.
(struct _Jv_ifaces): New declaration.
JV_CLASS: New macro definition.
(getComponentType): Relocate below isArray() for inlining.
(getModifiers): Declare `inline'.
(getSuperclass): Ditto.
(isArray): Ditto.
(isPrimitive): Ditto.
(_Jv_IsAssignableFrom): New prototype.
(_Jv_LookupInterfaceMethodIdx): New prototype. Predeclare with "C"
linkage.
(_Jv_InitClass): Move from natClass.cc. Declare `inline'.
Check for JV_STATE_DONE before invoking initializeClass().
(_Jv_PrepareConstantTimeTables): New prototype.
(_Jv_GetInterfaces): Ditto.
(_Jv_GenerateITable): Ditto.
(_Jv_GetMethodString): Ditto.
(_Jv_AppendPartialITable): Ditto.
(_Jv_FindIIndex): Ditto.
depth, ancestors, idt: New class fields.
* java/lang/natClass.cc (isAssignableFrom): Move functionality to
inline function `_Jv_IsAssignableFrom'. Use that function.
(isInstance): Declare `inline'.
(initializeClass): Get lock on class before checking `state'. Unlock
before calling resolveClass0. Call _Jv_PrepareConstantTimeTables
with the lock held.
(_Jv_LookupInterfaceMethod): Use _Jv_GetMessageString.
(_Jv_IsAssignableFrom): New inline function. Test assignability
using class->depth and ancestor table.
(_Jv_IsInstanceOf): Use _Jv_IsAssignableFrom.
(_Jv_CheckCast): Move from prims.cc. Use JV_CLASS and
_Jv_IsAssignableFrom.
(_Jv_CheckArrayStore): Ditto.
(_Jv_LookupInterfaceMethodIdx): New function.
INITIAL_IOFFSETS_LEN, INITIAL_IFACES_LEN: New #defines.
(_Jv_PrepareConstantTimeTables): New function.
(_Jv_IndexOf): Ditto.
(_Jv_GetInterfaces): Ditto.
(_Jv_GenerateITable): Ditto.
(_Jv_GetMethodString): Ditto.
(_Jv_AppendPartialITable): Ditto.
iindex_mutex, iindex_mutex_initialized: New static fields.
(_Jv_FindIIndex): New function.
* java/lang/natClassLoader.cc (_Jv_NewClass): Set new jclass fields.
* prims.cc (_Jv_CheckCast): Moved to natClass.cc.
(_Jv_CheckArrayStore): Ditto.
(JvNewCharArray, JvNewBooleanArray, JvNewByteArray, JvNewShortArray,
JvNewIntArray, JvNewLongArray, JvNewFloatArray, JvNewDoubleArray):
Moved to gcj/array.h.
(_Jv_Realloc): New function.
* gcj/cni.h: Move _Jv_PrimClass definitions to gcj/array.h.
* gcj/array.h: _Jv_PrimClass definitions moved from gcj/cni.h.
(JvNewCharArray, JvNewBooleanArray, JvNewByteArray,
JvNewShortArray, JvNewIntArray, JvNewLongArray, JvNewFloatArray,
JvNewDoubleArray): Implementations moved from prims.cc and
declared `inline'.
* gcj/javaprims.h (_Jv_Realloc): Prototype.
* include/jvm.h (_Jv_LookupInterfaceMethodIdx): Prototype.
From-SVN: r32382
2000-02-10 Andrew Haley <aph@cygnus.com>
* interpret.cc: Don't include fdlibm.h.
Replace #if with #ifdef throughout.
Declare extern __ieee754_fmod.
(continue1): Remove op_getfield, op_getstatic, op_putfield,
op_putstatic insns.
* resolve.cc (_Jv_PrepareClass): Use imeth as method pointer.
Search class hierarchy for superclass vtable.
* java/lang/natClassLoader.cc (_Jv_UnregisterClass): Don't fall
off the end of a pointer list.
* java/lang/natThread.cc (stop): Don't abort, throw an exception
instead.
(suspend): Ditto.
From-SVN: r31897
* java/lang/ClassLoader.java (getSystemResource): Use
getSystemClassLoader instead of ClassLoader.system.
(getSystemResourceAsStream): Ditto.
* java/lang/natClassLoader.cc (redirect): Make static and
remove #ifdef INTERPRETER so it is always defined.
(getVMClassLoader0): Remove #ifdef INTERPRETER so it always
returns a VMClassLoader.
* java/util/ResourceBundle.java (trySomeGetBundle): Create a
PropertyResourceBundle if a properties file is found before a
ResourceBundle class.
From-SVN: r30048
* configure: Rebuilt.
* configure.in: Build include/Makefile.
* Makefile.in: Rebuilt.
* Makefile.am (SUBDIRS): Added gcj and include.
(install-data-local): New target.
(extra_headers): New macro.
* include/Makefile.in: New file.
* include/Makefile.am: New file.
* interpret.cc: Don't include gcj/field.h or gcj/cni.h.
* java/lang/reflect/natField.cc: Don't include gcj/field.h or
gcj/cni.h.
* boehm.cc: Don't include java-threads.h or gcj/field.h.
* resolve.cc: Include config.h.
* defineclass.cc: Include config.h.
* include/java-interp.h: Don't include config.h.
* include/jvm.h: Include java-threads.h, Object.h, java-gc.h,
cni.h.
* gcj/javaprims.h: Regenerated namespace decls.
* classes.pl (scan): Don't put `;' after closing brace.
* Makefile.in: Rebuilt.
* Makefile.am (INCLUDES): Added -I for top_srcdir.
* configure.in: Create gcj/Makefile.
* gcj/Makefile.in: New file.
* gcj/Makefile.am: New file.
* java/lang/Object.h: Don't include any other headers.
* gcj/array.h: Renamed from include/java-array.h.
* gcj/field.h: Renamed from include/java-field.h.
* gcj/method.h: Renamed from include/java-method.h.
* gcj/cni.h, gcj/javaprims.h: Moved from include/.
Updated all files to reflect new include structure.
From-SVN: r29278
* java/lang/reflect/Modifier.java (ALL_FLAGS): New constant.
* resolve.cc: Removed constants defined by
java.lang.reflect.Modifier.
Include <java/lang/reflect/Modifier.h>.
(_Jv_ResolvePoolEntry): Use values from Modifier.
(_Jv_DetermineVTableIndex): Likewise.
(_Jv_PrepareClass): Likewise.
(ncode): Likewise.
* defineclass.cc (_Jv_ClassReader): Removed constants defined by
java.lang.reflect.Modifier.
Include <java/lang/reflect/Modifier.h>.
(checkExtends): Use values from Modifier.
(checkImplements): Likewise.
(handleField): Likewise.
(handleConstantValueAttribute): Likewise.
(handleFieldsEnd): Likewise.
(handleMethod ): Likewise.
(handleMethodsEnd): Likewise.
(handleClassBegin): Likewise.
* interpret.cc: Removed constants defined by
java.lang.reflect.Modifier.
(continue1): Use values from Modifier.
* java/lang/natClassLoader.cc: Removed constants defined by
java.lang.reflect.Modifier.
From-SVN: r29037
* java/lang/natClassLoader.cc (_Jv_PrepareCompiledClass): Renamed
from _Jv_InternClassStrings.
* prims.cc (_Jv_RunMain): New function.
(JvRunMain): Remove gij-support.
* gij.cc (main): Use _Jv_RunMain.
* java/util/zip/ZipFile.java: Call readDirectory in constructor.
* interpret.cc (PUSHA, PUSHI, PUSHF, PUSHL, PUSHD): Don't store
argument in temp variable.
(continue1): For all op_x2y insns, use temp variable for
intermediate value. Also remove some comments.
* java/lang/natClass.cc (newInstance): Call _Jv_InitClass.
(forName): Don't call _Jv_InitClass.
* java/lang/Class.java (getResource,getResourceAsStream): Implement.
* java/util/zip/ZipEntry.java (ZipEntry(ZipEntry)): New construcor.
* java/util/jar/JarInputStream.java: New file.
* java/util/jar/JarEntry.java: New file.
* java/util/jar/JarFile.java: New file.
* java/net/URLClassLoader.java: New file.
* java/net/JarURLConnection.java: New file.
* gnu/gcj/protocol/jar/Handler.java: New file.
* gnu/gcj/protocol/jar/Connection.java: New file.
* java/security/SecureClassLoader.java: New file.
* java/lang/ClassLoader.java (parent): New variable.
(ClassLoader (ClassLoader)): new constructor.
(findClass): New method.
(loadClass): Add default 1.2 implementation.
(getSystemResourceAsBytes, getResourceAsBytes): Removed.
(readfully): Removed.
* gnu/gcj/runtime/VMClassLoader.java: Moved from java/lang.
(findSystemClass): New method.
(VMClassLoader): Constructor rewritten.
(init): New method.
All other methods removed.
* java/lang/natClassLoader.cc: Change use of java::lang::VMClassLoader
to gnu::gcj::runtime::VMClassLoader.
(_Jv_InternClassStrings): Use _Jv_ResolvePoolEntry. Also handle
class entries.
(VMClassLoader::findSystemClass): renamed from findBootClass.
* Makefile.am: Add new files.
(FirstThread.h, ThreadGroup.h): Add _Jv_Main friend.
* Makefile.in: Rebuilt.
From-SVN: r28748
