Commit Graph

58 Commits

Author SHA1 Message Date
Mohan Embar
dca5e0e850 jvm.h: New class _Jv_TempUTFString (helper class for getting a temporary C string from...
* include/jvm.h: New class _Jv_TempUTFString (helper class for
	getting a temporary C string from a jstring)
	New macro JV_TEMP_UTF_STRING, which leverages _Jv_TempUTFString
	but uses a stack buffer if the string length is less than 256
	bytes.

From-SVN: r70564
2003-08-19 11:48:59 +00:00
Tom Tromey
0da021f5cc re PR libgcj/11951 (natMethod.cc (_Jv_CallAnyMethodA) should clear ffi_result before ffi_call)
PR libgcj/11951:
	* java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Returns
	void.  Throw VirtualMachineError if ffi fails.  Initialize return
	value.  Added is_jni_call argument; only wrap exception if not a
	JNI call.  Use descriptive message if operation not supported.
	(_Jv_GetTypesFromSignature): Use declaring class' loader to find
	array class.
	* include/jvm.h (_Jv_CallAnyMethodA): Updated declaration.
	* jni.cc (_Jv_JNI_CallAnyMethodV): Updated for new form of
	_Jv_CallAnyMethodA.
	(_Jv_JNI_CallAnyMethodA): Likewise.
	(_Jv_JNI_CallAnyVoidMethodV): Likewise.
	(_Jv_JNI_CallAnyVoidMethodA): Likewise.

From-SVN: r70544
2003-08-18 14:36:07 +00:00
Tom Tromey
ffd94572f4 Runtime.java: Comment fix.
* java/lang/Runtime.java: Comment fix.
	* java/lang/ClassLoader.java (isAncestorOf): New method.
	(getParent): Uncommented security check.  Use isAncestorOf.
	* include/jvm.h (_Jv_CheckAccess): Declare.
	* java/lang/reflect/natConstructor.cc (newInstance): Perform
	access check.
	Include IllegalAccessException.h, ArrayIndexOutOfBoundsException.h.
	* java/lang/reflect/natArray.cc (newInstance): Pass caller's
	class loader to _Jv_GetArrayClass.
	Include ArrayIndexOutOfBoundsException.h.
	* java/lang/reflect/Field.java: Update comment to reflect status.
	(equals): Fixed indentation.
	* java/lang/Class.h (Class): Declare memberAccessCheck, not
	checkMemberAccess.  Make _Jv_CheckAccess a friend.
	* java/lang/Class.java (memberAccessCheck): New method from
	Classpath.
	(checkMemberAccess): Removed.
	(getDeclaredMethod): Use memberAccessCheck.
	(getField): Likewise.
	(getMethod): Likewise.
	* resolve.cc (_Jv_ResolvePoolEntry): Use _Jv_CheckAccess.
	(_Jv_SearchMethodInClass): Likewise.
	* prims.cc (_Jv_CheckAccess): New function.
	* jni.cc (_Jv_JNI_FindClass): Use getClassLoaderInternal.
	(_Jv_JNI_GetAnyFieldID): Likewise.
	* java/lang/natClass.cc (forName): Use getClassLoaderInternal.
	(getClassLoader): Added security check.
	(getConstructor): Call memberAccessCheck.
	(getDeclaredClasses): Likewise.
	(getDeclaredField): Likewise.
	(getDeclaredFields): Likewise.
	(_getConstructors): Likewise.
	(getDeclaredConstructor): Likewise.
	(getDeclaredMethods): Likewise.
	(getFields): Likewise.
	(getMethods): Likewise.
	(newInstance): Likewise.
	(_Jv_MakeVTable): Put method name in exception.
	* java/lang/reflect/natMethod.cc (getType): Use
	getClassLoaderInternal.
	(_Jv_GetTypesFromSignature): Likewise.
	(invoke): Perform access check.
	(_Jv_CallAnyMethodA): Removed old FIXME comments.
	Include ArrayIndexOutOfBoundsException.h.
	* java/lang/reflect/natField.cc (getType): Use
	getClassLoaderInternal.
	(_Jv_CheckFieldAccessibility): Removed.
	(getAddr): Use _Jv_CheckAccess; find caller.
	Include ArrayIndexOutOfBoundsException.h.

From-SVN: r69621
2003-07-21 01:54:06 +00:00
Mohan Embar
c4519773ca jvm.h: (_Jv_GetNbArgs) added (_Jv_GetSafeArg) added (_Jv_SetArgs) added
2003-03-29  Mohan Embar  <gnustuff@thisiscool.com>

        * include/jvm.h: (_Jv_GetNbArgs) added
        (_Jv_GetSafeArg) added
        (_Jv_SetArgs) added
        * prims.cc: (_Jv_GetNbArgs) implemented
        (_Jv_GetSafeArg) implemented
        (_Jv_SetArgs) implemented
        (_Jv_RunMain) use _Jv_SetArgs() instead of explicitly
        setting _Jv_argc and _Jv_argv
        * posix.cc: (_Jv_ThisExecutable) use _Jv_GetSafeArg()
        instead of _Jv_argv
        * java/lang/natRuntime.cc: (insertSystemProperties) use
        _Jv_GetSafeArg() instead of _Jv_argv

From-SVN: r66067
2003-04-25 16:48:13 +00:00
Andrew Haley
c068c63834 [multiple changes]
2003-03-10  2003-02-27  Mohan Embar  <gnustuff@thisiscool.com>

        * include/jvm.h: removed declaration of _Jv_ThisExecutable()
        setter; made return value of getter const char* instead of char*
        * prims.cc: removed all references to _Jv_ThisExecutable().
        These are in the platform-specific sections now.
        * posix.cc: define platform-specific _Jv_ThisExecutable().
        Handle DISABLE_MAIN_ARGS and HAVE_PROC_SELF_EXE cases
        * win32.cc: define platform-specific _Jv_ThisExecutable()
        using GetModuleFilename()
        * java/lang/natRuntime.cc: set gnu.gcj.progname property
        to argv[0] instead of _Jv_ThisExecutable()

2003-03-10  Ranjit Mathew  <rmathew@hotmail.com>

        * gnu/gcj/runtime/NameFinder.java (usingAddr2name): New flag
        that is set if we are using addr2name.awk instead of addr2line.
        (NameFinder): Set usingAddr2name if using addr2name.awk.
        (getExternalLabel): New native method to convert a method
        name to an external label.
        (lookup): Convert name given by addr2line to an external label
        before demangling.

        * gnu/gcj/runtime/natNameFinder.cc (LABEL_PREFIX): New string
        constant representing the prefix attached to method names to
        convert them to an external label.
        (gnu::gcj::runtime::NameFinder::getExternalLabel): Define
        using LABEL_PREFIX.

From-SVN: r64111
2003-03-10 19:45:30 +00:00
Mark Mitchell
dfe5a36e95 boehm.cc: Remove stray semicolon.
* boehm.cc: Remove stray semicolon.
	* interpret.cc: Likewise.
	* prims.cc: Likewise.
	* verify.cc (_Jv_BytecodeVerifier::verify_fail): Move definition
	earlier to ensure default arguments are processed.
	* gcj/array.h (JArray): Add forward declaration.
	(elements): Likewise.
	* gcj/javaprim.h: Remove stray semicolons.
	* include/bohm-gc.h: Likewise.
	* include/jni.h: Likewise.
	* include/jvm.h: Likewise.
	* java/lang/Class.h (_Jv_GetArrayClass): Declare _Jv_NewArrayClass.

From-SVN: r60556
2002-12-28 06:38:52 +00:00
Tom Tromey
3308c46e47 jvm.h (struct _Jv_frame_info): New structure.
* include/jvm.h (struct _Jv_frame_info): New structure.
	* gnu/gcj/runtime/natNameFinder.cc: Include StringBuffer.h,
	java-interp.h.
	(lookupInterp): New method.
	(getAddrAsString): Use _Jv_frame_info.
	(dladdrLookup): Likewise.
	* gnu/gcj/runtime/NameFinder.java (lookup): Try to look up
	interpreted frame.
	(lookupInterp): Declare.
	* java/lang/natVMThrowable.cc: Include Thread.h, java-interp.h.
	(fillInStackTrace): Collect information on interpreted frames.
	Use _Jv_frame_info.
	* interpret.cc: Include Thread.h.
	(run): Create and push _Jv_MethodChain object.
	(_Jv_EndOfInterpreter): New global.
	* java/lang/Thread.java (interp_frame): New field.
	* include/java-interp.h (struct _Jv_MethodChain): New structure.
	Include NameFinder.h.

From-SVN: r56657
2002-08-29 17:53:28 +00:00
Adam King
94ed000253 jvm.h (_Jv_ThrowBadArrayIndex, [...]): Mark as noreturn.
2002-04-11  Adam King <aking@dreammechanics.com>
	    Tom Tromey  <tromey@redhat.com>

	* include/jvm.h (_Jv_ThrowBadArrayIndex,
	_Jv_ThrowNullPointerException): Mark as noreturn.
	* win32.cc (_Jv_platform_initProperties): Use _Jv_MallocUnchecked
	and _Jv_free.  Correctly invoke GetTempPath().  Indentation
	fixes.

Co-Authored-By: Tom Tromey <tromey@redhat.com>

From-SVN: r52164
2002-04-11 15:57:56 +00:00
Bryce McKinlay
726abf5d79 jvm.h (_Jv_BuildGCDescr): Declare unconditionally.
* include/jvm.h (_Jv_BuildGCDescr): Declare unconditionally.
	* nogc.cc (_Jv_BuildGCDescr): Define unconditionally.

From-SVN: r48169
2001-12-19 01:59:28 +00:00
Tom Tromey
04942eac9b For PR libgcj/5103:
* include/jvm.h (__GCJ_JNI_IMPL__): Define.
	* include/config.h.in: Rebuilt.
	* configure: Rebuilt.
	* configure.in: Define JV_HAVE_INTTYPES_H if inttypes.h found.
	Added comment for HAVE_DLOPEN to avoid autoheader error.
	* gcj/libgcj-config.h.in (JV_HAVE_INTTYPES_H): Added.
	* include/jni.h: Include <gcj/libgcj-config.h>.  Don't include
	CNI-specific headers if we are compiling ordinary JNI code with a
	C++ compiler.  Include <inttypes.h> and JNIWeakRef.h when
	appropriate.
	* jni.cc: Don't include JNIWeakRef.h.

From-SVN: r48082
2001-12-16 22:33:02 +00:00
Bryce McKinlay
861ef92859 java-tree.h (otable_methods, [...]): New field/global tree definitions.
gcc/java:

	* java-tree.h (otable_methods, otable_decl, otable_syms_decl,
	otable_type, otable_ptr_type, method_symbol_type,
	method_symbols_array_type, method_symbols_array_ptr_type): New
	field/global tree definitions.
	(flag_indirect_dispatch): New flag.
	* decl.c (java_init_decl_processing): Initialize new otable and
	otable_syms type nodes and decls. Add new field "index" to
	method_type_node.
	* class.c (build_method_symbols_entry): New function.
	(make_method_value): Set "index" to to method's vtable index for
	virtual methods when indirect-dispatch is not used.
	(make_class_data): For indirect-dispatch, dont emit the dtable_decl,
	and set vtable_method_count to -1. Set otable and otable_syms field
	if indirect-dispatch is used and there was something to put in them.
	(build_method_symbols_entry): New function.
	(emit_offset_symbol_table): New function.
	* expr.c (get_offset_table_index): New function.
	(build_invokevirtual): Build array reference to otable at the index
	returned by get_offset_table_index, and use the result as the vtable
	offset.
	(build_invokeinterface): Similar.
	* jcf-parse.c (yyparse): If indirect-dispatch, call
	emit_offset_symbol_table at the end of compilation, after all classes
	have been generated.
	* jvspec.c: Don't pass findirect-dispatch to jvgenmain.
	* lang.c (flag_indirect_dispatch): Define.
	(lang_f_options): Add indirect-dispatch flag.

libjava:

	* include/jvm.h (_Jv_VTable::idx_to_offset): New method.
	* java/lang/natClassLoader.cc (_Jv_PrepareCompiledClass): Call
	_Jv_MakeVTable and _Jv_LinkOffsetTable if needed.
	* java/lang/Class.h (_Jv_Method): Add "index" field.
	(_Jv_MethodSymbol): New struct type.
	(_Jv_LinkOffsetTable, _Jv_LayoutVTableMethods, _Jv_SetVTableEntries,
	_Jv_MakeVTable): Friends.
	(otable, otable_syms): New Class fields.
	* java/lang/natClass.cc (_Jv_LinkOffsetTable): New function.
	(isVirtualMethod): New static function.
	(_Jv_LayoutVTableMethods): New function.
	(_Jv_SetVTableEntries): New function.
	(_Jv_MakeVTable): New function.

From-SVN: r48038
2001-12-15 08:31:49 +00:00
Hans Boehm
938f37772e prims.cc: Some old cleanups.
* libjava/prims.cc: Some old cleanups.  The collector now
	handles test for out of memory.
	* libjava/prims.cc, libjava/gcj/javaprims.h:
	(_Jv_AllocObjectNoInitNoFinalizer, _Jv_AllocObjectNoFinalizer):
	New functions for finalizer-free allocation.
	(jvmpi_notify_alloc): Became separate function.
	* libjava/java/lang/Object.h, libjava/include/jvm.h: Adjust for
	revised vtable layout on IA64.  With TARGET_VTABLE_USES_DESCRIPTORS,
	there is only one extra descriptor.

From-SVN: r48002
2001-12-14 18:43:55 +00:00
Tom Tromey
bea31ffbcb Fix for PR libgcj/2024, plus other class name cleanups:
* include/jvm.h (_Jv_VerifyFieldSignature,
	_Jv_VerifyMethodSignature, _Jv_VerifyClassName,
	_Jv_VerifyIdentifier, _Jv_ClassNameSamePackage): Moved from ...
	* include/java-interp.h: ... here.
	* defineclass.cc (UTF8_PEEK): No longer conditional on
	interpreter.
	(_Jv_VerifyOne): Likewise.
	(_Jv_VerifyFieldSignature): Likewise.
	(_Jv_VerifyMethodSignature): Likewise.
	(is_identifier_start): Likewise.
	(is_identifier_part): Likewise.
	(_Jv_VerifyIdentifier): Likewise.
	(_Jv_VerifyClassName): Likewise.
	(_Jv_VerifyClassName): Likewise.
	(_Jv_ClassNameSamePackage): Likewise.
	(_Jv_VerifyClassName): Fail if class name is too long.
	* java/lang/natClassLoader.cc (_Jv_NewArrayClass): Disallow array
	of void.
	* java/lang/natClass.cc (forName): Check syntax of class name.
	Include IllegalArgumentException.h.

From-SVN: r47334
2001-11-26 06:40:06 +00:00
Bryce McKinlay
afb2dec526 prims.cc (_Jv_Abort): Always print error message using fprintf, don't try to allocate.
* prims.cc (_Jv_Abort): Always print error message using fprintf,
        don't try to allocate.
        (_Jv_CreateJavaVM): Set gcj::runTimeInitialized.
        * include/jvm.h (gcj::runTimeInitialized): New variable declaration.
        * java/lang/natClassLoader.cc (_Jv_RegisterClassHookDefault): Handle
        duplicate class registration with JvFail if the runtime hasn't been
        initialized yet.

From-SVN: r46424
2001-10-23 06:42:03 +01:00
Bryce McKinlay
107abb2f61 Eliminate use of C++ static constructors.
* interpret.cc: Remove static Utf8Consts. Use namespace gcj.
	* jni.cc: Likewise.
	* resolve.cc: Likewise.
	* defineclass.cc: Likewise.
	(_Jv_ClassReader::handleClassBegin): Synchronize call to
	_Jv_RegisterClass.
	* include/jvm.h (void_signature, clinit_name, init_name, finit_name):
	Declare in namespace gcj.
	* java/lang/Class.h (Class): Remove initialization for primitive
	types.
	(friend void _Jv_InitPrimClass): This is in prims.cc.
	* prims.cc (_Jv_InitPrimClass): Do primitive type initialization
	here instead.
	(void_signature, clinit_name, init_name, finit_name): Define in
	namespace gcj.
	(_Jv_CreateJavaVM): Call _Jv_InitThreads, _Jv_InitGC, and
	_Jv_InitializeSyncMutex from here. Initialize Utf8 constants.
	Initialize primitive types.
	* java/lang/natClassLoader.cc (_Jv_RegisterClasses): Don't call
	initialization routines. Don't synchronize.
	* java/lang/natRuntime.cc (_load): Synchronize on java.lang.Class
	across dlopen call.

From-SVN: r46282
2001-10-16 09:35:17 +01:00
Hans Boehm
3a8da0244a natObject.cc (heavy_lock): Moved fields old_client_data, old_finalization_proc near beginning.
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
2001-10-15 22:42:42 +00:00
Tom Tromey
eeedeb5a17 natFinalizerThread.cc: New file.
* gnu/gcj/runtime/natFinalizerThread.cc: New file.
	* java/lang/natRuntime.cc: Include FinalizerThread.h.
	(runFinalization): Call finalizerReady.
	* nogc.cc (_Jv_GCInitializeFinalizers): New function.
	* prims.cc: Include VirtualMachineError.h, FinalizerThread.h.
	(_Jv_CreateJavaVM): Start the finalizer thread.
	* no-threads.cc: Include InternalError.h.
	(_Jv_ThreadStart): Throw InternalError.
	(_Jv_ThreadInitData): Don't throw error if this is not the first
	thread.
	* Makefile.in: Rebuilt.
	* Makefile.am (ordinary_java_source_files): Added
	FinalizerThread.java.
	(nat_source_files): Added natFinalizerThread.cc.
	* include/jvm.h (_Jv_GCInitializeFinalizers): Declare.
	* boehm.cc (_Jv_GCInitializeFinalizers): New function.
	* gnu/gcj/runtime/FirstThread.java (run): Start finalizer thread.
	* gnu/gcj/runtime/FinalizerThread.java: New file.

From-SVN: r46163
2001-10-10 22:25:43 +00:00
Tom Tromey
2b3d3db68d javaprims.h: Rebuilt class list.
* gcj/javaprims.h: Rebuilt class list.
	* boehm.cc (_Jv_GCRegisterDisappearingLink): New function.
	(_Jv_GCCanReclaimSoftReference): New function.
	* include/jvm.h (_Jv_GCRegisterDisappearingLink): Declare.
	(_Jv_GCCanReclaimSoftReference): Declare.
	* java/lang/ref/Reference.java (referent): Now a RawData.
	(create): Renamed from `created'.  Added object argument.
	(Reference): Don't initialize `referent' here.
	* Makefile.in: Rebuilt.
	* Makefile.am (nat_source_files): Added new file.
	* java/lang/ref/natReference.cc: New file.

From-SVN: r45958
2001-10-02 14:31:47 +00:00
Richard Henderson
f5ddf15465 jvm.h (_Jv_VTable): Handle function descriptors for ia64...
* include/jvm.h (_Jv_VTable): Handle function descriptors for ia64;
        add get_method, set_method, vtable_elt_size, new_vtable.
        (_Jv_ArrayVTable): Derive from _Jv_VTable.
        * resolve.cc (_Jv_PrepareClass): Use new _Jv_VTable methods.
        * interpret.cc (_Jv_InterpMethod::continue1): Likewise.
        * java/lang/natClassLoader.cc (_Jv_NewArrayClass): Likewise.

From-SVN: r45734
2001-09-21 09:59:12 -07:00
Bryce McKinlay
7866a458e2 jvm.h (_Jv_AllocRawObj): New prototype.
* include/jvm.h (_Jv_AllocRawObj): New prototype.
	* boehm.cc (_Jv_AllocRawObj): Implement.
	* nogc.cc (_Jv_AllocRawObj): Likewise.
	* exception.cc (_Jv_Throw): Use _Jv_AllocRawObj, not GC_malloc.

From-SVN: r45497
2001-09-10 02:21:08 +01:00
Anthony Green
a11e2c2279 jvm.h: Declare _Jv_RegisterResource.
* include/jvm.h: Declare _Jv_RegisterResource.
        * gnu/gcj/Core.java, gnu/gcj/natCore.cc,
        gnu/gcj/protocol/core/Connection.java,
        gnu/gcj/protocol/core/Handler.java,
        gnu/gcj/protocol/core/CoreInputStream.java,
        gnu/gcj/protocol/core/natCoreInputStream.cc: New files.
        * java/net/URL.java (setURLStreamHandler): Use
        gnu.gcj.protocol.core.Handler for the core protocol.
        * gnu/gcj/runtime/VMClassLoader.java (init): Add "core:/" to the
        end of java.class.path.
        * Makefile.am (ordinary_java_source_files): Add new java files.
        (nat_source_files): Add new native code files.
        * Makefile.in: Rebuilt.

From-SVN: r45450
2001-09-06 22:32:54 +00:00
Bryce McKinlay
2dc55bc99f Makefile.am: New friends for java/lang/Thread.h.
* Makefile.am: New friends for java/lang/Thread.h.
	* prims.cc (runFirst): Removed.
	(JvRunMain): Merged into _Jv_RunMain. Now just calls that.
	(_Jv_RunMain): Now takes either a klass or class name parameter.
	Create a gnu.gcj.runtime.FirstThread and attach the native thread
	to that, then run it using _Jv_ThreadRun. Remove special handling of
	jar files, instead pass is_jar parameter through to FirstThread.
	* gcj/javaprims.h: Add prototypes for _Jv_ThreadRun and new variant
	of _Jv_AttachCurrentThread.
	* gnu/gcj/runtime/FirstThread.java (FirstThread): Now extends Thread.
	(run): New method. Take care of looking up main class manifest
	attribute and calling forName if neccessary. Then call call_main.
	(call_main): New native method.
	* gnu/gcj/runtime/natFirstThread.cc (call_main): New function, code
	relocated from prims.cc. Look up and call main method.
	* java/lang/Thread.java (run_): Removed.
	* java/lang/natThread.cc (run_): Renamed to...
	(_Jv_ThreadRun): this. JVMPI notification code moved to ...
	(_Jv_NotifyThreadStart): here. New function.
	(countStackFrames, destroy, resume, suspend, stop): Throw
	UnsupportedOperationExceptions rather than JvFail'ing.
	(_Jv_AttachCurrentThread): New variant takes a Thread argument.
	Existing version wraps new variant.

From-SVN: r45182
2001-08-26 12:30:09 +01:00
Tom Tromey
70cb702a96 * include/jvm.h (_Jv_ThrowNoMemory): Mark as noreturn.
From-SVN: r42694
2001-05-29 22:18:41 +00:00
Tom Tromey
3610e0d548 [multiple changes]
2001-05-23  Tom Tromey  <tromey@redhat.com>

	* posix-threads.cc (_Jv_self_cache): Renamed from self_cache.
	* gcj/Makefile.in: Rebuilt.
	* gcj/Makefile.am (gcj_HEADERS): Added libgcj-config.h.
	* gcj/javaprims.h: Include gcj/libgcj-config.h.
	* gcj/libgcj-config.h.in: New file.
	* libgcj.spec.in (*jc1): Added @HASH_SYNC_SPEC@.
	* configure: Rebuilt.
	* configure.in: Enable hash synchronization by default on some
	platforms.
	(HASH_SYNC_SPEC): New subst.
	(AC_CONFIG_HEADER): Added gcj/libgcj-config.h.
	Correctly use `test -z' instead of `test -n' in a couple places.
	(JV_HASH_SYNCHRONIZATION): Use AC_DEFINE; don't add to
	LIBGCJ_CXXFLAGS.
	* configure.host (enable_java_net_default): Initialize.
	(enable_hash_synchronization_default): New variable.

2001-05-23  Hans Boehm <Hans_Boehm@hp.com>

	* boehm.cc (_Jv_MarkObj): Don't mark sync_info when hash
	synchronization in use.
	(_Jv_MarkArray): Likewise.
	(_Jv_AllocBytes): Don't check return result.
	(handle_out_of_memory): New function.
	(_Jv_InitGC): Set GC_oom_fn.
	(trace_one_vtable): New global.
	(_Jv_AllocTraceOne): New function.
	* configure.in: Added --enable-hash-synchronization.
	* defineclass.cc, prims.cc, resolve.cc, java/lang/natString.cc,
	java/net/natInetAddress.cc: Remove _Jv_AllocBytesChecked.
	* nogc.cc (_Jv_AllocObj): Throw out-of-memory.
	(_Jv_AllocArray): Likewise.
	(_Jv_AllocBytes): Likewise.
	(_Jv_AllocPtrFreeObject): New function.
	(_Jv_AllocTraceOne): Likewise.
	* posix-threads.cc (_Jv_ThreadRegister): Handle slow
	pthread_self().
	(self_cache): New global.
	(_Jv_ThreadSelf_out_of_line): New function.
	* prims.cc (_Jv_AllocBytesChecked): Removed.
	(_Jv_ThrowNoMemory): New function.
	(_Jv_AllocObject): Don't check for null return from allocator.
	(_Jv_NewObjectArray): Likewise.
	(_Jv_AllocPtrFreeObject): New function.
	(_Jv_NewPrimArray): Allocate pointer-free object if possible.
	* include/javaprims.h (_Jv_AllocPtrFreeObject): Declare.
	(_Jv_MonitorEnter, _Jv_MonitorExit): Don't return value.
	* include/boehm-gc.h (_Jv_AllocObj): Define.
	(_Jv_AllocPtrFreeObj): Define.
	* include/jvm.h (_Jv_AllocPtrFreeObj): Declare.
	(_Jv_ThrowNoMemory): Declare.
	(_Jv_AllocTraceOne): Declare.
	(_Jv_AllocBytesChecked): Removed.
	* include/posix-threads.h (_Jv_MutexInit, _Jv_MutexLock,
	_Jv_MutexUnlock): Handle LOCK_DEBUG.
	(_Jv_ThreadSelf): Handle case where system pthread_self() is
	slow.
	* java/lang/Class.h (Class): Declare _Jv_AllocPtrFreeObj as
	friend.
	* java/lang/Object.h (sync_info): Conditional upon presence of
	hash synchronization.
	* java/lang/natObject.cc: Much new code to handle thin locks and
	hash synchronization.
	* java/lang/natString.cc (_Jv_AllocString): Allocate pointer-free
	object if possible.

From-SVN: r42519
2001-05-24 05:40:37 +00:00
Bryce McKinlay
ca1906ff9a [multiple changes]
2001-05-18  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>

	* include/jvm.h: Move "#pragma GCC java_exceptions" to ...
	* gcj/javaprims.h: ... here.
	* gnu/gcj/io/shs.cc: Add "#pragma GCC java_exceptions".

2001-05-17  Martin Kahlert  <martin.kahlert@infineon.com>

	* java/lang/natClass.cc (_Jv_FindIIndex): Fix an off by one error
	with length of ioffset table.
	(_Jv_IsAssignableFrom): Likewise.

From-SVN: r42248
2001-05-18 07:29:11 +01:00
Zack Weinberg
1f730ff7b6 except.c (choose_personality_routine): Export.
gcc/cp:
	* except.c (choose_personality_routine): Export.  Add
	explanatory comment.  Take an enum languages, not a boolean.
	(initialize_handler_parm): Adjust to match.
	* cp-tree.h: Prototype choose_personality_routine.
	* lex.c (handle_pragma_java_exceptions): New function.
	(init_cp_pragma): Register #pragma GCC java_exceptions.

gcc:
	* extend.texi: Document #pragma GCC java_exceptions.

libjava:
	* Makefile.am (libgcj_la_OBJECTS): Remove libsupc++convenience.la.
	* Makefile.in: Regenerate (by hand).
	* include/jvm.h: Add #pragma GCC java_exceptions at top of file.
	* doc/cni.sgml: Document #pragma GCC java_exceptions.

From-SVN: r42027
2001-05-13 01:28:18 +00:00
Tom Tromey
83c64db681 jni.cc (_Jv_JNI_GetAnyFieldID): Handle unresolved fields.
* jni.cc (_Jv_JNI_GetAnyFieldID): Handle unresolved fields.
	* java/lang/reflect/natField.cc (getType): Use _Jv_ResolveField
	unconditionally.
	* include/jvm.h (_Jv_ResolveField): Declare.
	* include/java-interp.h (_Jv_ResolveField): Don't declare.
	* resolve.cc (_Jv_ResolveField): No longer conditional on
	INTERPRETER.

From-SVN: r40785
2001-03-23 19:15:44 +00:00
Bryce McKinlay
6a3bad7d98 re GNATS libgcj/341 (Throwable.printStackTrace() isn't working)
2000-10-09  Bryce McKinlay  <bryce@albatross.co.nz>

	* include/jvm.h: Enable __builtin_expect().

	* name-finder.cc (lookup): Don't trust dladdr() if the address is from
	the main program. Fix for PR libgcj/341.

From-SVN: r36794
2000-10-09 02:54:50 +01:00
Tom Tromey
1d336a099d natField.cc (BooleanClass): Don't define.
* java/lang/reflect/natField.cc (BooleanClass): Don't define.
	* java/lang/reflect/natArray.cc (BooleanClass): Don't define.
	* java/lang/Class.h (Object): Added `class$' field.
	* java/lang/Object.h (Object): Added `class$' field.
	* defineclass.cc (ClassClass): Use `class$' form.
	(ClassObject): Likewise.
	* resolve.cc (ClassObject): Use `class$' form.
	(ObjectClass): Likewise.
	* interpret.cc (ClassError): Removed.
	* java/net/natPlainDatagramSocketImpl.cc (BooleanClass): Use
	`class$' form.
	(IntegerClass): Likewise.
	* java/net/natPlainSocketImpl.cc (BooleanClass): Use `class$'
	form.
	* java/lang/natClassLoader.cc (CloneableClass): Use `class$' form.
	(ObjectClass, ClassClass, VMClassLoaderClass, ClassLoaderClass,
	SerializableClass): Likewise.
	Include Serializable.h, Cloneable.h.
	* java/lang/natSystem.cc (SystemClass): Removed.
	(init_properties): Use `class$' form.
	* java/lang/natObject.cc (CloneableClass): Removed.
	(clone): Use `class$' form.
	* java/lang/natClass.cc (CloneableClass): Use `class$' form.
	(ObjectClass, ErrorClass, ClassClass, MethodClass, FieldClass,
	ConstructorClass): Likewise.
	* java/lang/reflect/natMethod.cc (ObjectClass): Use `class$' form.
	(ClassClass, VoidClass, ByteClass, ShortClass, CharacterClass,
	IntegerClass, LongClass, FloatClass, DoubleClass): Likewise.
	* java/io/natObjectInputStream.cc (ObjectClass): Use `class$'
	form.
	(ClassClass): Likewise.
	* include/jvm.h (StringClass): Use `class$' form.
	* prims.cc (ObjectClass): Removed.
	(_Jv_RunMain): Use `class$' form.
	(_Jv_AllocObject): Likewise.
	* jni.cc (ClassClass): Use `class$' form.
	(ThrowableClass): Likewise.
	(ObjectClass): Likewise.
	(MethodClass): Likewise.
	(ThreadGroupClass): Likewise.
	(NativeThreadClass): Likewise.
	* boehm.cc (ObjectClass): Removed.
	(ClassClass): Removed.
	(_Jv_MarkObj): Use `class$' form.
	* gcj/field.h (JvFieldIsRef): Use `class$' form.
	Include RawData.h.

From-SVN: r36740
2000-10-06 01:49:32 +00:00
Hans Boehm
bf3b8e42e2 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.

Co-Authored-By: Bryce McKinlay <bryce@albatross.co.nz>

From-SVN: r36679
2000-09-30 10:56:58 +01:00
Jeff Sturm
26aa75bef9 jvm.h (_Jv_HashCode): Cast object ptr to `unsigned long' to avoid long long division.
2000-09-06  Jeff Sturm  <jeff.sturm@appnet.com>

	* include/jvm.h (_Jv_HashCode): Cast object ptr to `unsigned long'
	to avoid long long division.

From-SVN: r36215
2000-09-06 22:25:56 +00:00
Anthony Green
1a558147d1 natSystem.cc (init_properties): Change sourceware reference to sources.redhat.com.
Sun Aug 20 21:02:48 2000  Anthony Green  <green@redhat.com>

	* java/lang/natSystem.cc (init_properties): Change sourceware
	reference to sources.redhat.com.

	* include/java-props.h: Add _Jv_Jar_Class_Path.
	* prims.cc: Ditto.  Set it from	`gij -jar file' option.

	* java/lang/natSystem.cc (init_properties): Set java.class.path
	from
	{gij -jar file}:{CLASSPATH variable}:{-Djava.class.path= or .}

	* java/util/PropertyPermission.java: Import from GNU Classpath.
	* Makefile.in: Rebuilt.
	* Makefile.am: Add java/util/PropertyPermission.java.
	* java/lang/System.java: Add setProperty method.

	* gij.cc (main): Add -jar option to execute jar files.
	(help): Describe -jar option.
	* prims.cc (_Jv_RunMain): Add support for jar execution mode.
	* gnu/gcj/tools/Gij.java: New file.
	* include/jvm.h: Add is_jar argument to _Jv_RunMain.
	* gnu/gcj/runtime/FirstThread.java (main): New method.

	* java/util/jar/Attributes.java: Correct comment spelling.

From-SVN: r35829
2000-08-21 06:05:20 +00:00
Andrew Haley
3a593d5fb0 jvm.h (_Jv_HashCode): New hash code.
2000-08-15  Andrew Haley  <aph@cygnus.com>

	* include/jvm.h (_Jv_HashCode): New hash code.

From-SVN: r35744
2000-08-16 15:30:02 +00:00
Tom Tromey
c74e221410 prims.cc (DECLARE_PRIM_TYPE): Define a vtable as well.
* prims.cc (DECLARE_PRIM_TYPE): Define a vtable as well.
	(_Jv_PrimClass): Set `methods' by calling _Jv_FindArrayClass.
	* include/jvm.h (struct _Jv_ArrayVTable): Declare.
	(NUM_OBJECT_METHODS): New define.
	* java/lang/natClassLoader.cc (_Jv_FindArrayClass): Added
	`array_vtable' parameter.  Added assertion.
	* java/lang/Class.h (_Jv_FindArrayClass): Added `array_vtable'
	parameter.

From-SVN: r34312
2000-05-31 23:50:37 +00:00
Tom Tromey
40f4ae3280 Runtime support for PR gcj/2:
* prims.cc (_Jv_ThrowNullPointerException): New function.
	* include/jvm.h (_Jv_ThrowNullPointerException): Declare.

From-SVN: r33492
2000-04-27 23:13:31 +00:00
Anthony Green
1143c0a03f + 2000-04-22 Anthony Green <green@cygnus.com> + + * include/jvm.h (__builtin_expect): Define as unused for now.
+ 2000-04-22  Anthony Green  <green@cygnus.com>
+
+ 	* include/jvm.h (__builtin_expect): Define as unused for now.
+ 	* java/lang/natObject.cc (_Jv_MonitorEnter): Add __builtin_expect.
+ 	(notify): Ditto.
+ 	(notifyAll): Ditto.
+ 	(wait): Ditto.
+ 	(_Jv_MonitorExit): Ditto.
+ 	* boehm.cc (_Jv_MarkObj): Ditto.
+ 	(_Jv_MarkObj): Ditto.
+ 	(_Jv_MarkArray): Ditto.
+ 	(_Jv_AllocBytes): Ditto.
+ 	* prims.cc (_Jv_AllocObject): Ditto.
+ 	(_Jv_NewObjectArray): Ditto.
+ 	(_Jv_NewPrimArray): Ditto.
+ 	(_Jv_Malloc): Ditto.
+ 	(_Jv_Realloc): Ditto.
+ 	(_Jv_MallocUnchecked): Ditto.
+ 	(_Jv_divI): Ditto.
+ 	(_Jv_remI): Ditto.
+ 	(_Jv_divJ): Ditto.
+ 	(_Jv_remJ): Ditto.
+
+ 	* include/Makefile.in: Rebuilt.
+ 	* include/Makefile.am (include_HEADERS): Add jvmpi.h.
+

From-SVN: r33339
2000-04-22 17:09:39 +00:00
Tom Tromey
18fcc4961b re GNATS libgcj/212 (build is broken on Linux/Alpha)
Fix for PR libgcj/212:
	* gcj/javaprims.h (_Jv_word, _Jv_word2): Removed definitions.
	* include/jvm.h (_Jv_word, _Jv_word2): Define.
	* java/lang/Class.h (_Jv_word): Declare.

From-SVN: r33292
2000-04-20 22:24:33 +00:00
Tom Tromey
6719cc92e8 jvm.h (_Jv_GetArrayElementFromElementType): More commentary from Alex.
* include/jvm.h (_Jv_GetArrayElementFromElementType): More
	commentary from Alex.

From-SVN: r32894
2000-04-03 23:36:49 +00:00
Anthony Green
54c2f04ba0 JVMPI changes...
Sun Apr  2 08:27:18 2000  Anthony Green  <green@redhat.com>

        * configure: Rebuilt.
	* configure.in: Add --disable-jvmpi.
        * include/config.h.in: Rebuilt.
        * acconfig.h: Add ENABLE_JVMPI.

	* include/jvm.h: Declare _Jv_DisableGC and _Jv_EnableGC.
        (_Jv_JVMPI_Notify_OBJECT_ALLOC): New define.
        (_Jv_JVMPI_Notify_THREAD_END): New define.
        (_Jv_JVMPI_Notify_THREAD_END): New define.
        * prims.cc (_Jv_JVMPI_Notify_OBJECT_ALLOC): Declare.
	(_Jv_JVMPI_Notify_THREAD_END): Declare.
        (_Jv_JVMPI_Notify_THREAD_END): Declare.

	* prims.cc (_Jv_AllocObject): Generate JVMPI object allocation
        events.

        * java/lang/natThread.cc: Include JVMPI headers if necessary.
        (finish_): Generate JVMPI thread end events.
        (run_): Generate JVMPI thread start events.
	* gnu/gcj/runtime/natFirstThread.cc (run): Call JNI_OnLoad for any
        preloaded JNI library.
        Include JVMPI headers if necessary.
        (run): Generate JVMPI thread start events.

        * boehm.cc: Define GC_disable and GC_enable.
	(_Jv_DisableGC): New function.
        (_Jv_EnableGC): New function.
        (disable_gc_mutex): Declare.
        * nogc.cc (_Jv_DisableGC): New function.
	(_Jv_EnableGC): New function.

        * jni.cc (_Jv_JNI_GetEnv): Handle JVMPI interface requests.
        (_Jv_JVMPI_Interface): Define.
        (jvmpiEnableEvent): New function.
        (_Jv_JNI_Init): Initialize _Jv_JVMPI_Interface.

        * include/jvmpi.h: New file.

From-SVN: r32866
2000-04-02 15:34:17 +00:00
Tom Tromey
2ba5f77454 All files: Updated copyright information.
* 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 19:55:28 +00:00
Bryce McKinlay
ddf0fc6c9f resolve.cc (_Jv_SearchMethodInClass): New function.
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
2000-03-07 09:52:56 +00:00
Tom Tromey
8ade47715e jvm.h (_Jv_GetJavaVM): Declare.
* include/jvm.h (_Jv_GetJavaVM): Declare.
	* include/java-interp.h (_Jv_GetFirstMethod): New function.
	(_Jv_MethodBase::get_method): New method.
	(_Jv_JNIMethod::set_function): New method.
	* jni.cc (_Jv_JNI_UnregisterNatives): New function.
	(_Jv_JNI_RegisterNatives): New function.
	(_Jv_JNIFunctions): Updated for new functions.
	(_Jv_GetJavaVM): New function.
	(_Jv_JNI_GetJavaVM): Use it.  Now static.
	(_Jv_JNI_AttachCurrentThread): Create a new JNIEnv if this thread
	is already a Java thread but does not have a JNIEnv yet.

	* java/lang/natRuntime.cc (_load): Pass the JavaVM to the onload
	function.

From-SVN: r32056
2000-02-18 21:22:06 +00:00
Tom Tromey
aaf0766e9f natNativeThread.cc: New file.
* gnu/gcj/jni/natNativeThread.cc: New file.
	* gnu/gcj/jni/NativeThread.java: New file.
	* java/lang/Thread.java (data): Now a RawData.
	* include/jvm.h (_Jv_GetCurrentJNIEnv, _Jv_SetCurrentJNIEnv):
	Declare.
	* Makefile.in: Rebuilt.
	* Makefile.am (java/lang/Thread.h): New target.
	(ordinary_java_source_files): Added NativeThread.java.
	(nat_source_files): Added natNativeThread.cc.
	* java/lang/natThread.cc: Include <jni.h>
	(struct natThread): Added `jni_env' field.
	(_Jv_GetCurrentJNIEnv): New function.
	(_Jv_SetCurrentJNIEnv): Likewise.
	(initialize_native): Initialize jni_env.
	Include RawData.h.
	* jni.cc (ThreadGroupClass): New define.
	(_Jv_JNI_InvokeFunctions): New structure.
	(JNI_GetCreatedJavaVMs): New function.
	(the_vm): New global.
	(JNI_GetDefaultJavaVMInitArgs): New function.
	Include NativeThread.h.
	(NativeThreadClass): New define.
	(_Jv_JNI_EnsureLocalCapacity): Return JNI_ERR, not -1.
	(_Jv_JNI_DestroyJavaVM): New function.
	(_Jv_JNI_AttachCurrentThread): New function.
	(_Jv_JNI_DetachCurrentThread): New function.
	(_Jv_JNI_GetEnv): New function.
	(JNI_CreateJavaVM): New function.
	(_Jv_JNI_GetJavaVM): New function.
	(_Jv_JNIFunctions): Added entry for GetJavaVM.
	* include/jni.h (JavaVMAttachArgs): New structure.
	(JNI_EDETACHED): New define.
	(JNI_EVERSION): Likewise.
	(JavaVM): Define properly.
	(struct JNIInvokeInterface): New structure.
	(class _Jv_JavaVM): New class.
	(JNI_OnLoad, JNI_OnUnload): Declare.
	(JNI_GetDefaultJavaVMInitArgs, JNI_CreateJavaVM,
	JNI_GetCreatedJavaVMs): Declare.
	(JavaVMInitArgs): New typedef.
	(JavaVMOption): Likewise.
	(JNI_ERR): New define.
	(JNI_OK): Likewise.

From-SVN: r31901
2000-02-10 20:31:48 +00:00
Tom Tromey
facc279fc1 defineclass.cc (handleMethodsBegin): Allocate _Jv_MethodBase pointers.
* defineclass.cc (handleMethodsBegin): Allocate _Jv_MethodBase
	pointers.
	(handleMethodsEnd): Fixed error messages.  Create a _Jv_JNIMethod
	if the method is native.
	* resolve.cc (ncode): Don't handle native methods.
	(_Jv_JNIMethod::ncode): New method.
	(_Jv_PrepareClass): Handle native methods.
	* jni.cc (call): Renamed from _Jv_JNI_conversion_call.
	Include AbstractMethodError.h.
	(add_char): New function.
	(mangled_name): Likewise.
	* include/java-interp.h (class _Jv_JNIMethod): New class.
	(class _Jv_MethodBase): New class.
	(class _Jv_InterpMethod): Derive from _Jv_MethodBase.
	(_Jv_InterpClass): Changed `interpreted_methods' field to type
	`_Jv_MethodBase'.

	* include/jvm.h (_Jv_FindSymbolInExecutable): Declare.
	* java/lang/natRuntime.cc (libraries_size, libraries_count,
	libraries): New globals.
	(add_library): New function.
	(_Jv_FindSymbolInExecutable): New function.

	* java/lang/natClassLoader.cc (initiated_classes, loaded_classes):
	Now static.

From-SVN: r31790
2000-02-04 20:49:27 +00:00
Tom Tromey
ee6713e782 java-interp.h (_Jv_JNI_conversion_call): Declare.
* include/java-interp.h (_Jv_JNI_conversion_call): Declare.
	* resolve.cc (ncode): Use _Jv_JNI_conversion_call when
	constructing the closure if the function is native.
	* jni.cc (_Jv_JNI_conversion_call): Now returns `void'.  No longer
	a template function, #if'd out, or static.
	Include <java-interp.h>.

From-SVN: r31746
2000-02-02 01:55:03 +00:00
Tom Tromey
7e648cf954 prims.cc (_Jv_MallocUnchecked): New function.
* prims.cc (_Jv_MallocUnchecked): New function.
	(main_init): Call _Jv_JNI_Init.
	* include/jvm.h (_Jv_MallocUnchecked): Declare.
	(_Jv_JNI_Init): Declare.
	* jni.cc: Include Hashtable.h, OutOfMemoryError.h, Integer.h,
	<string.h>.
	(_Jv_JNI_NewGlobalRef): New function.
	(_Jv_JNI_DeleteGlobalRef): New function.
	(_Jv_JNI_DeleteLocalRef): New function.
	(_Jv_JNI_conversion_call): Initialize and clear local reference
	frame.
	(_Jv_JNI_NewLocalRef): New function.
	(struct _Jv_JNI_LocalFrame): New structure.
	(_Jv_JNI_PushLocalFrame): New function.
	(_Jv_JNI_EnsureLocalCapacity): New function.
	(FRAME_SIZE): New define.
	(_Jv_JNI_GetStringChars): Mark string, not characters.
	(_Jv_JNI_ReleaseStringChars): Unmark string, not characters.
	(_Jv_JNI_GetPrimitiveArrayElements): Mark array, not elements.
	(_Jv_JNI_ReleasePrimitiveArrayElements): Unmark array, not
	elements.
	(_Jv_JNI_DefineClass): Make return value a local ref.
	(_Jv_JNI_FindClass): Likewise.
	(_Jv_JNI_GetSuperclass): Likewise.
	(_Jv_JNI_ExceptionOccurred): Likewise.
	(_Jv_JNI_AllocObject): Likewise.
	(_Jv_JNI_GetObjectClass): Likewise.
	(_Jv_JNI_CallAnyMethodV): Likewise.
	(_Jv_JNI_NewString): Likewise.
	(_Jv_JNI_NewStringUTF): Likewise.
	(_Jv_JNI_NewObjectArray): Likewise.
	(_Jv_JNI_GetObjectArrayElement): Likewise.
	(_Jv_JNI_ToReflectedField): Likewise.
	(_Jv_JNI_ToReflectedMethod): Likewise.
	(_Jv_JNIFunctions): Updated table for new functions.
	(_Jv_JNI_Init): New function.
	(mark_for_gc): Wrote.
	(unmark_for_gc): Wrote.
	* include/jni.h (struct JNINativeInterface): Removed name from
	PopLocalFrame parameter.
	(class _Jv_JNIEnv): Added `locals' field.

From-SVN: r31730
2000-02-01 06:14:26 +00:00
Tom Tromey
8a9220959f natConstructor.cc (newInstance): Use _Jv_CallAnyMethodA.
* java/lang/reflect/natConstructor.cc (newInstance): Use
	_Jv_CallAnyMethodA.
	* include/jvm.h: Declare _Jv_CallAnyMethodA.
	* java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Renamed
	from _Jv_CallNonvirtualMethodA.  Changed interface; overloaded.
	Include <jni.h>.
	(COPY): Removed.
	(invoke): Use _Jv_CallAnyMethodA.
	(VAL): Redefined.
	* java/lang/Class.h (Class): Declare JvGetFirstStaticField,
	JvNumStaticFields, JvNumMethods, and JvGetFirstMethod as friend
	functions.
	(struct _Jv_Method): Added getNextMethod method.
	(JvNumMethods): New function.
	(JvGetFirstMethod): Likewise.
	* gcj/field.h (JvGetFirstStaticField): New function.
	(JvNumStaticFields): Likewise.
	(getNextField): Renamed from getNextInstanceField.
	(struct _Jv_Field): New method getClass.
	* jni.cc: Wrote many new functions.
	* include/jni.h (JNI_TRUE): Define.
	(JNI_FALSE): Likewise.
	(jobject, jclass, jstring, jarray, jthrowable, jobjectArray,
	jbyteArray, jshortArray, jintArray, jlongArray, jbooleanArray,
	jcharArray, jfloatArray, jdoubleArray): New typedefs.
	(jfieldID, jmethodID): Likewise.
	(JNI_COMMIT, JNI_ABORT): New defines.
	(JNINativeMethod): New struct.
	(struct JNINativeInterface): Correctly declared more entries.
	(class _Jv_JNIEnv): Added `ex' member.
	(JNI_VERSION_1_1): New define.
	(JNI_VERSION_1_2): Likewise.

	* boehm.cc (_Jv_MarkObj): Use getNextField, not
	getNextInstanceField.

From-SVN: r31553
2000-01-21 23:50:31 +00:00
Tom Tromey
7c734b1758 * All files: Updated copyright to reflect Cygnus purchase.
From-SVN: r31504
2000-01-19 18:39:27 +00:00
Andrew Haley
283a159fe3 natThrowable.cc: New file.
2000-01-14  Andrew Haley  <aph@cygnus.com>

	* java/lang/natThrowable.cc: New file.

	* java/lang/Throwable.java (fillInStackTrace): Make native.
	(printStackTrace): Call native method to do this.
	(Throwable): Call fillInStackTrace.
	(stackTrace): New variable.

	* include/jvm.h: Add _Jv_ThisExecutable functions.

	* prims.cc: (_Jv_execName): New variable.
	(catch_segv): Call fillInStackTrace.
	(catch_fpe): Ditto.
	(_Jv_ThisExecutable): New functions.
	(JvRunMain): Set the name of this executable.

	* Makefile.am: Add java/lang/natThrowable.cc.
	Add name-finder.cc.
	* Makefile.in: Rebuilt.

	* acconfig.h: Add HAVE_PROC_SELF_EXE.

	* configure.in: Force link with __frame_state_for in
	FORCELIBGCCSPEC.  Add new checks for backtrace.
	* include/config.h.in: Rebuilt.

	* name-finder.cc: New file.
	* include/name-finder.h: New file.

From-SVN: r31460
2000-01-17 15:45:24 +00:00
Tom Tromey
0f918fea8b [multiple changes]
2000-01-04  Tom Tromey  <tromey@cygnus.com>

	* java/lang/reflect/natConstructor.cc (newInstance): Pass
	declaring class as return_type argument to
	_Jv_CallNonvirtualMethodA.
	* java/lang/reflect/natMethod.cc (_Jv_CallNonvirtualMethodA): In
	constructor case, create object and use it as `this' argument.
	* java/lang/Class.h (_getConstructors): Declare.
	(_getFields): Declare.
	* java/lang/Class.java (getConstructors): Wrote.
	(_getConstructors): New native method.
	(getDeclaredConstructors): Wrote.
	(_getFields): Declare new native method.
	* java/lang/natClass.cc (_Jv_LookupInterfaceMethod): Removed
	incorrect comment.
	(getMethod): Work correctly when class is primitive.
	(getDeclaredMethods): Likewise.  Compute offset using `method',
	not `mptr'.
	(getDeclaredMethod): Likewise.
	(getConstructor): Wrote.
	(ConstructorClass): New define.
	(getDeclaredConstructor): Wrote.
	(_getConstructors): New method.
	(_getFields): New method.
	(getFields): Wrote.

	* Makefile.in: Rebuilt.
	* Makefile.am (AM_CXXFLAGS): Added -D_GNU_SOURCE.

	* prims.cc: Remove `#pragma implementation'.
	* gcj/array.h: Remove `#pragma interface'.

	* prims.cc (_Jv_equaln): New function.
	* java/lang/Class.java (getSignature): Declare.
	* resolve.cc (_Jv_LookupDeclaredMethod): Moved to natClass.cc.
	* java/lang/natClass.cc (_Jv_LookupDeclaredMethod): Moved from
	resolve.cc.
	(getSignature): New method.
	(getDeclaredMethod): Wrote.
	(getMethod): Wrote.
	Include StringBuffer.h.
	* java/lang/Class.h (Class): Added _Jv_FromReflectedConstructor
	as a friend.  Unconditionally declare _Jv_LookupDeclaredMethod as
	a friend.
	(getSignature): Declare.
	* include/jvm.h (_Jv_GetTypesFromSignature): Declare.
	(_Jv_equaln): Declare.
	(_Jv_CallNonvirtualMethodA): Declare.
	* Makefile.in: Rebuilt.
	* Makefile.am (nat_source_files): Added natConstructor.cc.
	(java/lang/reflect/Constructor.h): New target.
	* java/lang/reflect/natConstructor.cc: New file.
	* java/lang/reflect/Constructor.java (newInstance): Now native.
	(declaringClass): Renamed from decl_class.
	(offset): Renamed from index.
	(getType): New native method.
	(getModifiers): Now native.
	(getParameterTypes): Call getType if required.
	(hashCode): Include hash code from declaring class.
	(modifiers): Removed.
	(toString): Call getType if required.
	* gcj/method.h (_Jv_FromReflectedConstructor): New function.
	* java/lang/reflect/natMethod.cc (hack_call): New method.
	Removed `#if 0' around FFI code.
	Include <gnu/gcj/RawData.h>.
	(invoke): Use _Jv_CallNonvirtualMethodA.  Throw
	IllegalArgumentException when argument object and class disagree.
	(_Jv_GetTypesFromSignature): New function.
	(getType): Use it.
	(ObjectClass): New define.
	(_Jv_CallNonvirtualMethodA): New function.
	* java/lang/reflect/Method.java (hack_trampoline): New method.
	(hack_call): New native method.

1999-12-21  Per Bothner  <per@bothner.com>

	* java/lang/natClass.cc (getDeclaredMethods): Correctly compute
	offset in new Method.

From-SVN: r31199
2000-01-04 08:46:52 +00:00