Commit Graph

70 Commits

Author SHA1 Message Date
Tom Tromey 367390404d * Merged gcj-abi-2-dev-branch to trunk.
(Actual changes too large to list in the commit message;
see ChangeLog.)

From-SVN: r91270
2004-11-25 03:47:08 +00:00
Geoffrey Keating f1a6626519 Index: gcc/gcc/ChangeLog
2004-10-25  Geoffrey Keating  <geoffk@apple.com>

	* config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
	to 'non-weak'.
	(MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
	(ASM_MAKE_LABEL_LINKONCE): Delete.
	(ASM_WEAKEN_DECL): New.
	(ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
	(ASM_DECLARE_FUNCTION_NAME): Likewise.
	(TEXT_SECTION_ASM_OP): Add a tab.
	(DATA_SECTION_ASM_OP): Likewise.
	(SECTION_FUNCTION): Add a tab.  Use fputs.  Don't call
	data_section on every section change.
	(EXTRA_SECTIONS): Add a bunch of new extra sections.
	(EXTRA_SECTION_FUNCTIONS): Likewise.
	(USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
	(JCR_SECTION_NAME): Define.
	(TARGET_SECTION_TYPE_FLAGS): Don't define.
	* config/darwin.c (darwin_encode_section_info): A symbol is defined
	in this file if it is not weak.
	(textcoal_section): Delete.
	(datacoal_section): Delete.
	(darwin_make_decl_one_only): Delete.
	(machopic_select_section): Handle functions.
	(darwin_asm_named_section): Add a tab.
	(darwin_section_type_flags): Delete.
	(darwin_unique_section): Delete contents.
	(darwin_emit_unwind_label): Add a tab.  Make decls weak if
	DECL_WEAK is set.
	* config/darwin-protos.h (darwin_section_type_flags): Delete.
	(darwin_make_decl_one_only): Delete.
	(text_coal_section): New.
	(text_unlikely_section): New.
	(text_unlikely_coal_section): New.
	(const_coal_section): New.
	(data_coal_section): New.
	(const_data_coal_section): New.
	* varasm.c (function_section): Honour
	USE_SELECT_SECTION_FOR_FUNCTIONS.
	* dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
	TARGET_USES_WEAK_UNWIND_INFO is in effect.
	* dbxout.c (dbxout_source_file): Don't change sections while
	a function is being output.

Index: gcc/testsuite/ChangeLog
2004-10-25  Geoffrey Keating  <geoffk@apple.com>

	* objc.dg/image-info.m: Update for changes to section selection.

Index: libjava/ChangeLog
2004-10-25  Geoffrey Keating  <geoffk@apple.com>

	* Makefile.am (DARWIN_CRT_SRC): New.
	(libgcj_la_SOURCES): Use it.
	* configure.ac: Define USING_DARWIN_CRT when on Darwin.
	* darwin.cc: New file.
	* include/jvm.h (_Jv_RegisterClasses): Constify.
	(_Jv_RegisterClasses_Counted): New prototype.
	* java/lang/Class.h: Include stddef.h.
	(_Jv_RegisterClasses): Constify.
	(_Jv_RegisterClasses_Counted): New prototype.
	(Object): Make '_Jv_RegisterClasses_Counted' a friend.
	* java/lang/natClassLoader.cc (_Jv_RegisterClasses): Constify.
	(_Jv_RegisterClasses_Counted): New function.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* gcj/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

Index: libstdc++-v3/ChangeLog
2004-10-25  Geoffrey Keating  <geoffk@apple.com>

	* libsupc++/new_op.cc (new): Make weak.
	* libsupc++/new_opnt.cc (new): Make weak.
	* libsupc++/new_opv.cc (new): Make weak.
	* libsupc++/new_opvnt.cc (new): Make weak.
	* libsupc++/delete_op.cc (delete): Make weak.
	* libsupc++/delete_opnt.cc (delete): Make weak.
	* libsupc++/delete_opv.cc (delete): Make weak.
	* libsupc++/delete_opvnt.cc (delete): Make weak.

From-SVN: r89572
2004-10-26 06:09:05 +00:00
Per Bothner b4d49f49bf javaprims.h (_Jv_Utf8Const): Change struct to a class, with private fields and access methods.
* gcj/javaprims.h (_Jv_Utf8Const): Change struct to a class,
	with private fields and access methods.
	(_Jv_NewStringUTF, _Jv_hashUtf8String): New function declarations.
	* gcj/cni.h (_Jv_NewStringUTF): Move to javaprims.h.
	* prims.cc (_Jv_Utf8COnst::init): New method implementation.
	( _Jv_makeUtf8Const): Rewrite using new constructors.
	(hashUtf8String): Rename to +_Jv_hashUtf8String and make non-static.
	* defineclass.cc: Use new _Utf8Const access/convenience methods.
	* jni.cc: Likewise.
	* resolve.cc: Likewise.
	* gcj/field.h: Likewise.
	* include/jvm.h: Likewise.
	* java/lang/Class.h: Likewise.
	* java/lang/natClass.cc: Likwise.
	* java/lang/natClassLoader.cc: Likewise
	* java/lang/reflect/natMethod.cc: Likewise
	* verify.cc: Likewise.
	(_Jv_BytecodeVerifier::make_utf8_const):  Optimize.
	(~_Jv_BytecodeVerifier):  Don't need second _Jv_Free call.

From-SVN: r85854
2004-08-11 23:53:42 -07:00
Bryce McKinlay ffe4e0376f prims.cc (_Jv_InitPrimClass): Don't create an array class.
2004-07-23  Bryce McKinlay  <mckinlay@redhat.com>

	* prims.cc (_Jv_InitPrimClass): Don't create an array class.
	(_Jv_CreateJavaVM): Don't pass array vtable parameter to
	_Jv_InitPrimClass.
	(DECLARE_PRIM_TYPE): Don't declare array vtables.
	* include/jvm.h (struct _Jv_ArrayVTable): Removed.
	* java/lang/Class.h (_Jv_InitPrimClass): Update friend declaration.

From-SVN: r85109
2004-07-24 02:17:29 +01:00
Bryce McKinlay 7a1c3d48ab re PR libgcj/15713 (compile interpret.cc with -fno-strict-aliasing)
2004-07-12  Bryce McKinlay  <mckinlay@redhat.com>

	PR libgcj/15713
	* include/jvm.h (_Jv_value): New union type.
	* gcj/field.h (_Jv_Field): Add new _addr union field variants
	* interperet.cc (run): Use _Jv_value union type and *_addr _Jv_Field
	union members.

From-SVN: r84596
2004-07-13 02:04:47 +01:00
Per Bothner 0bd241538e jvm.h (namespace jcj): Declare verbose_class_flag
* include/jvm.h (namespace jcj):  Declare verbose_class_flag
	* java/lang/natClass.cc (gcj::verbose_class_flag):  New variable.
	(initializeClass):  If verbose_class_flag, print message.
	* gij.cc (main):  Handle -verbose:class flag.

From-SVN: r84242
2004-07-07 16:44:12 -07:00
Bryce McKinlay d7afe286b3 [multiple changes]
2004-04-14  Andrew Haley  <aph@redhat.com>
            Bryce McKinlay  <mckinlay@redhat.com>

	* java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Use
	_Jv_LookupInterfaceMethodIdx for calls to interfaces.
	* include/jvm.h (_Jv_CallAnyMethodA): Add new 	face' arg.

	* testsuite/libjava.lang/InvokeInterface.java: New file.
	* testsuite/libjava.lang/InvokeInterface.out: New file.

2004-04-14  Bryce McKinlay  <mckinlay@redhat.com>

	* class.c (get_interface_method_index): New function. Return
	dispatch index for interface method.
	(make_method_value): For interface methods, set index field to
	iface dispatch index, not DECL_VINDEX.
	* expr.c (build_invokeinterface): Use get_interface_method_index.

From-SVN: r80684
2004-04-14 18:45:20 +01:00
Michael Koch 3953c05789 jvm.h (MAYBE_UNUSED): New macro tp mark probably unused arguments.
2004-02-01  Michael Koch  <konqueror@gmx.de>

	* include/jvm.h (MAYBE_UNUSED): New macro tp mark probably unused
	arguments.
	* jni.cc (_Jv_LookupJNIMethod): Mark 'args_size' unused.
	* verify.cc (debug_print): Mark 'fmt' unused.

From-SVN: r77079
2004-02-01 20:05:03 +00:00
Bryce McKinlay b9b5672b49 Constructor.java (toString): Avoid extra whitespace on constructor with no modifiers.
2003-10-26  Bryce McKinlay  <bryce@mckinlay.net.nz>

	* java/lang/reflect/Constructor.java (toString): Avoid extra
	whitespace on constructor with no modifiers.
	* java/lang/reflect/natConstructor.java (newInstance): Look up
	caller and perform accessibility check only if constructor is
	non-public and accessible flag is not set.

2003-10-26  Bryce McKinlay  <bryce@mckinlay.net.nz>

	* jni.cc (_Jv_JNI_CallAnyMethodV, _Jv_JNI_CallAnyMethodA,
	_Jv_JNI_CallAnyVoidMethodV, _Jv_JNI_CallAnyVoidMethodA): Don't
	use _Jv_LookupDeclaredMethod(). Call _Jv_CallAnyMethodA with
	is_virtual_call argument.
	* include/jvm.h (_Jv_isVirtualMethod): Moved and renamed from
	natClass.cc.
	* java/lang/natClass.cc (_Jv_LayoutVTableMethods): Use
	_Jv_isVirtualMethod.
	* java/lang/reflect/natMethod.cc (invoke): Don't use
	_Jv_LookupDeclaredMethod.
	(_Jv_CallAnyMethodA): New is_virtual_call argument. If specified,
	look up method in target object's vtable.

From-SVN: r72942
2003-10-26 02:25:42 +00:00
Andrew Haley 9dfc2ec225 jcf-parse.c (java_parse_file): Write otable and atable.
2003-10-01  Andrew Haley  <aph@redhat.com>

        * jcf-parse.c (java_parse_file): Write otable and atable.
        * java-tree.h (atable_methods): New.
        (atable_decl): New.
        (atable_syms_decl): New.
        (enum java_tree_index): Add JTI_ATABLE_METHODS, JTI_ATABLE_DECL,
        JTI_ATABLE_SYMS_DECL.  Rename JTI_METHOD_SYMBOL* to JTI_SYMBOL*.
        (symbol_*type): Rename method_symbol* to symbol*type.
        (emit_offset_symbol_table): Delete.
        (emit_symbol_table): New.
        (get_symbol_table_index): New.
        (atable_type): New.
        * expr.c (build_field_ref): Handle flag_indirect_dispatch.
        (build_known_method_ref): Likewise.
        (get_symbol_table_index): Rename from get_offset_table_index.
        Parameterize to allow re-use by differing types of symbol table.
        (build_invokevirtual): Pass table to get_offset_table_index.
        * decl.c (java_init_decl_processing): Push types and decls for
        atable and atable_syyms.
        * class.c (build_static_field_ref): Handle flag_indirect_dispatch.
        (make_class_data): Add new fields atable and atable_syms.
        (emit_symbol_table): Rename from emit_offset_symbol_table.
        Parameterize to allow re-use by different types of symbol table.
        (build_symbol_entry): Renamed from build_method_symbols_entry.

2003-10-01  Andrew Haley  <aph@redhat.com>

        * java/lang/natClass.cc (initializeClass): Check for otable and
        atable.
        (_Jv_LinkOffsetTable): Check for existence of atable.  Rewrite
        loops using for().  Search superinterfaces.  Check for fields as
        well as methods.  Initialize atable as well as otable: check for
        static methods as well as virtual methods.
        * java/lang/Class.h (struct _Jv_AddressTable): New.
        (atable): New.
        (atable_syms): New.
        * include/jvm.h (_Jv_equalUtf8Consts): constify.
        * prims.cc (_Jv_equalUtf8Consts): constify.

From-SVN: r71979
2003-10-01 16:22:13 +00:00
Tom Tromey 2cd5614273 re PR libgcj/10596 (Reference and String.intern don't work together)
PR libgcj/10596:
	* include/jvm.h (_Jv_FinalizeString,
	_Jv_RegisterStringFinalizer): Declare.
	* java/lang/natString.cc (_Jv_FinalizeString): Renamed from
	unintern.
	(intern): Updated.
	(_Jv_NewStringUtf8Const): Likewise.
	* java/lang/ref/natReference.cc (finalize_referred_to_object):
	Add special case when finalizing a String.
	(in_hash): New function.
	(_Jv_RegisterStringFinalizer): Likewise.
	(maybe_add_finalize): Likewise.

From-SVN: r71915
2003-09-29 21:13:55 +00:00
Tom Tromey 91edd042ff Makefile.in: Rebuilt.
* Makefile.in: Rebuilt.
	* Makefile.am (ordinary_java_source_files): Added new files.
	* java/lang/Class.h (_Jv_sharedlib_register_hook): Declare as
	friend.
	* java/net/URLClassLoader.java (findClass): Don't use
	findURLResource.  Use loader's getClass method.
	(URLLoader.getClass): New method.
	(addURL): Handle `gcjlib' URLs.
	(SoURLLoader): New class.
	(SoResource): Likewise.
	* gnu/gcj/protocol/gcjlib/Connection.java: New file.
	* gnu/gcj/protocol/gcjlib/Handler.java: New file.
	* include/jvm.h (struct _Jv_core_chain): Moved from natCore.cc.
	(_Jv_RegisterCoreHook): Declare.
	(_Jv_FindCore): Declare.
	* gnu/gcj/runtime/SharedLibHelper.java: New file.
	* gnu/gcj/runtime/natSharedLibLoader.cc (CoreHookFunc): New
	typedef.
	(core_hook): New function.
	(struct SharedLibDummy) [saved_core]: New field.
	(init): Set _Jv_RegisterCoreHook.  Throw exception on failure.
	(register_hook): Set protection domain and class loader on new
	class.
	(finalize): Free core chain.
	* gnu/gcj/Core.java (Core): New constructor.
	* gnu/gcj/runtime/SharedLibLoader.java: Rewrote to use
	SharedLibHelper.
	* gnu/gcj/natCore.cc (_Jv_RegisterResource): Indentation fixlet.
	(_Jv_create_core): New function.
	(create): Use it.
	(default_register_resource): New function.
	(_Jv_RegisterCoreHook): New global.
	(_Jv_RegisterResource): Use it.
	(core_chain_struct): Removed.
	(_Jv_FindCore): New function.
	(_Jv_FreeCoreChain): New function.

From-SVN: r70892
2003-08-28 22:17:37 +00:00
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