/* src/vm/exceptions.c - exception related functions
- Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+ Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
J. Wenninger, Institut f. Computersprachen - TU Wien
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- Contact: cacao@cacaojvm.org
-
- Authors: Christian Thalinger
-
- Changes: Edwin Steiner
-
- $Id: exceptions.c 5088 2006-07-08 20:16:05Z twisti $
-
*/
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
+#include <unistd.h>
+#include <sys/mman.h>
#include "vm/types.h"
+#include "md-abi.h"
+
#include "mm/memory.h"
+
+#include "native/jni.h"
+#include "native/llni.h"
#include "native/native.h"
+
#include "native/include/java_lang_String.h"
#include "native/include/java_lang_Throwable.h"
-#include "toolbox/logging.h"
+
+#include "threads/lock-common.h"
+#include "threads/threads-common.h"
+
#include "toolbox/util.h"
-#include "vm/class.h"
+
+#include "vm/builtin.h"
#include "vm/exceptions.h"
#include "vm/global.h"
-#include "vm/loader.h"
-#include "vm/options.h"
#include "vm/stringlocal.h"
#include "vm/vm.h"
+
#include "vm/jit/asmpart.h"
#include "vm/jit/jit.h"
#include "vm/jit/methodheader.h"
+#include "vm/jit/patcher-common.h"
+#include "vm/jit/stacktrace.h"
+
+#include "vmcore/class.h"
+#include "vmcore/loader.h"
+#include "vmcore/method.h"
+#include "vmcore/options.h"
+
+#if defined(ENABLE_VMLOG)
+#include <vmlog_cacao.h>
+#endif
/* for raising exceptions from native methods *********************************/
#if !defined(ENABLE_THREADS)
-java_objectheader *_no_threads_exceptionptr = NULL;
+java_object_t *_no_threads_exceptionptr = NULL;
#endif
bool exceptions_init(void)
{
+#if !(defined(__ARM__) && defined(__LINUX__))
+ /* On arm-linux the first memory page can't be mmap'ed, as it
+ contains the exception vectors. */
+
+ int pagesize;
+
+ /* mmap a memory page at address 0x0, so our hardware-exceptions
+ work. */
+
+ pagesize = getpagesize();
+
+ (void) memory_mmap_anon(NULL, pagesize, PROT_NONE, MAP_PRIVATE | MAP_FIXED);
+#endif
+
+ /* check if we get into trouble with our hardware-exceptions */
+
+ if (OFFSET(java_bytearray_t, data) <= EXCEPTION_HARDWARE_LARGEST)
+ vm_abort("signal_init: array-data offset is less or equal the maximum hardware-exception displacement: %d <= %d", OFFSET(java_bytearray_t, data), EXCEPTION_HARDWARE_LARGEST);
+
/* java/lang/Throwable */
if (!(class_java_lang_Throwable =
!link_class(class_java_lang_Throwable))
return false;
-
- /* java/lang/VMThrowable */
-
- if (!(class_java_lang_VMThrowable =
- load_class_bootstrap(utf_java_lang_VMThrowable)) ||
- !link_class(class_java_lang_VMThrowable))
- return false;
-
-
/* java/lang/Error */
if (!(class_java_lang_Error = load_class_bootstrap(utf_java_lang_Error)) ||
!link_class(class_java_lang_Error))
return false;
- /* java/lang/AbstractMethodError */
-
- if (!(class_java_lang_AbstractMethodError =
- load_class_bootstrap(utf_java_lang_AbstractMethodError)) ||
- !link_class(class_java_lang_AbstractMethodError))
- return false;
-
+#if defined(ENABLE_JAVASE)
/* java/lang/LinkageError */
if (!(class_java_lang_LinkageError =
load_class_bootstrap(utf_java_lang_LinkageError)) ||
!link_class(class_java_lang_LinkageError))
return false;
+#endif
/* java/lang/NoClassDefFoundError */
!link_class(class_java_lang_NoClassDefFoundError))
return false;
- /* java/lang/NoSuchMethodError */
-
- if (!(class_java_lang_NoSuchMethodError =
- load_class_bootstrap(utf_java_lang_NoSuchMethodError)) ||
- !link_class(class_java_lang_NoSuchMethodError))
- return false;
-
/* java/lang/OutOfMemoryError */
if (!(class_java_lang_OutOfMemoryError =
!link_class(class_java_lang_OutOfMemoryError))
return false;
+ /* java/lang/VirtualMachineError */
+
+ if (!(class_java_lang_VirtualMachineError =
+ load_class_bootstrap(utf_java_lang_VirtualMachineError)) ||
+ !link_class(class_java_lang_VirtualMachineError))
+ return false;
+
/* java/lang/Exception */
!link_class(class_java_lang_ClassNotFoundException))
return false;
- /* java/lang/IllegalArgumentException */
-
- if (!(class_java_lang_IllegalArgumentException =
- load_class_bootstrap(utf_java_lang_IllegalArgumentException)) ||
- !link_class(class_java_lang_IllegalArgumentException))
- return false;
-
- /* java/lang/IllegalMonitorStateException */
-
- if (!(class_java_lang_IllegalMonitorStateException =
- load_class_bootstrap(utf_java_lang_IllegalMonitorStateException)) ||
- !link_class(class_java_lang_IllegalMonitorStateException))
- return false;
-
/* java/lang/NullPointerException */
if (!(class_java_lang_NullPointerException =
return false;
+#if defined(WITH_CLASSPATH_GNU)
+ /* java/lang/VMThrowable */
+
+ if (!(class_java_lang_VMThrowable =
+ load_class_bootstrap(utf_java_lang_VMThrowable)) ||
+ !link_class(class_java_lang_VMThrowable))
+ return false;
+#endif
+
return true;
}
-static void throw_exception_exit_intern(bool doexit)
-{
- java_objectheader *xptr;
- classinfo *c;
- methodinfo *pss;
-
- xptr = *exceptionptr;
+/* exceptions_get_exception ****************************************************
- if (xptr) {
- /* clear exception, because we are calling jit code again */
- *exceptionptr = NULL;
+ Returns the current exception pointer of the current thread.
- c = xptr->vftbl->class;
+*******************************************************************************/
- pss = class_resolveclassmethod(c,
- utf_printStackTrace,
- utf_void__void,
- class_java_lang_Object,
- false);
+java_handle_t *exceptions_get_exception(void)
+{
+ /* return the exception */
- /* print the stacktrace */
+ return *exceptionptr;
+}
- if (pss) {
- (void) vm_call_method(pss, xptr);
- /* This normally means, we are EXTREMLY out of memory or have a */
- /* serious problem while printStackTrace. But may be another */
- /* exception, so print it. */
+/* exceptions_set_exception ****************************************************
- if (*exceptionptr) {
- java_lang_Throwable *t;
+ Sets the exception pointer of the current thread.
- t = (java_lang_Throwable *) *exceptionptr;
+*******************************************************************************/
- fprintf(stderr, "Exception while printStackTrace(): ");
- utf_fprint_printable_ascii_classname(stderr, t->header.vftbl->class->name);
+void exceptions_set_exception(java_handle_t *o)
+{
+ /* set the exception */
- if (t->detailMessage) {
- char *buf;
+ *exceptionptr = o;
+}
- buf = javastring_tochar((java_objectheader *) t->detailMessage);
- fprintf(stderr, ": %s", buf);
- MFREE(buf, char, strlen(buf));
- }
-
- fprintf(stderr, "\n");
- }
- } else {
- utf_fprint_printable_ascii_classname(stderr, c->name);
- fprintf(stderr, ": printStackTrace()V not found!\n");
- }
+/* exceptions_clear_exception **************************************************
- fflush(stderr);
+ Clears the current exception pointer of the current thread.
- /* good bye! */
+*******************************************************************************/
- if (doexit)
- exit(1);
- }
+void exceptions_clear_exception(void)
+{
+ exceptions_set_exception(NULL);
}
-void throw_exception(void)
-{
- throw_exception_exit_intern(false);
-}
+/* exceptions_get_and_clear_exception ******************************************
+ Gets the exception pointer of the current thread and clears it.
+ This function may return NULL.
+
+*******************************************************************************/
-void throw_exception_exit(void)
+java_handle_t *exceptions_get_and_clear_exception(void)
{
- throw_exception_exit_intern(true);
-}
+ java_handle_t *o;
+ /* get the exception */
-void throw_main_exception(void)
-{
- fprintf(stderr, "Exception in thread \"main\" ");
- fflush(stderr);
+ o = exceptions_get_exception();
- throw_exception_exit_intern(false);
-}
+ /* and clear the exception */
+ exceptions_clear_exception();
-void throw_main_exception_exit(void)
-{
- fprintf(stderr, "Exception in thread \"main\" ");
- fflush(stderr);
+ /* return the exception */
- throw_exception_exit_intern(true);
+ return o;
}
-void throw_cacao_exception_exit(const char *exception, const char *message, ...)
+/* exceptions_new_class ********************************************************
+
+ Creates an exception object from the given class and initalizes it.
+
+ IN:
+ class....class pointer
+
+*******************************************************************************/
+
+static java_handle_t *exceptions_new_class(classinfo *c)
{
- s4 i;
- char *tmp;
- s4 len;
- va_list ap;
+ java_handle_t *o;
- len = strlen(exception);
- tmp = MNEW(char, len + 1);
- strncpy(tmp, exception, len);
- tmp[len] = '\0';
+ o = native_new_and_init(c);
- /* convert to classname */
+ if (o == NULL)
+ return exceptions_get_exception();
- for (i = len - 1; i >= 0; i--)
- if (tmp[i] == '/') tmp[i] = '.';
+ return o;
+}
- fprintf(stderr, "Exception in thread \"main\" %s", tmp);
- MFREE(tmp, char, len);
+/* exceptions_new_utf **********************************************************
- if (strlen(message) > 0) {
- fprintf(stderr, ": ");
+ Creates an exception object with the given name and initalizes it.
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- va_end(ap);
- }
+ IN:
+ classname....class name in UTF-8
- fprintf(stderr, "\n");
- fflush(stderr);
+*******************************************************************************/
+
+static java_handle_t *exceptions_new_utf(utf *classname)
+{
+ classinfo *c;
+ java_handle_t *o;
- /* good bye! */
+ c = load_class_bootstrap(classname);
- exit(1);
+ if (c == NULL)
+ return exceptions_get_exception();
+
+ o = exceptions_new_class(c);
+
+ return o;
}
-/* exceptions_throw_outofmemory_exit *******************************************
+/* exceptions_throw_class ******************************************************
- Just print an: java.lang.InternalError: Out of memory
+ Creates an exception object from the given class, initalizes and
+ throws it.
+
+ IN:
+ class....class pointer
*******************************************************************************/
-void exceptions_throw_outofmemory_exit(void)
+static void exceptions_throw_class(classinfo *c)
{
- throw_cacao_exception_exit(string_java_lang_InternalError,
- "Out of memory");
+ java_handle_t *o;
+
+ o = exceptions_new_class(c);
+
+ if (o == NULL)
+ return;
+
+ exceptions_set_exception(o);
}
-/* new_exception ***************************************************************
+/* exceptions_throw_utf ********************************************************
- Creates an exception object with the given name and initalizes it.
+ Creates an exception object with the given name, initalizes and
+ throws it.
IN:
classname....class name in UTF-8
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_exception(const char *classname)
+static void exceptions_throw_utf(utf *classname)
{
- java_objectheader *o;
- classinfo *c;
-
- if (!(c = load_class_bootstrap(utf_new_char(classname))))
- return *exceptionptr;
+ classinfo *c;
- o = native_new_and_init(c);
+ c = load_class_bootstrap(classname);
- if (!o)
- return *exceptionptr;
+ if (c == NULL)
+ return;
- return o;
+ exceptions_throw_class(c);
}
-/* new_exception_message *******************************************************
+/* exceptions_throw_utf_throwable **********************************************
Creates an exception object with the given name and initalizes it
- with the given char message.
+ with the given java/lang/Throwable exception.
IN:
classname....class name in UTF-8
- message......message in UTF-8
-
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
+ cause........the given Throwable
*******************************************************************************/
-java_objectheader *new_exception_message(const char *classname,
- const char *message)
+static void exceptions_throw_utf_throwable(utf *classname,
+ java_handle_t *cause)
{
- java_lang_String *s;
+ classinfo *c;
+ java_handle_t *o;
+ methodinfo *m;
+ java_lang_Throwable *object;
+
+ object = (java_lang_Throwable *) cause;
+
+ c = load_class_bootstrap(classname);
+
+ if (c == NULL)
+ return;
+
+ /* create object */
+
+ o = builtin_new(c);
+
+ if (o == NULL)
+ return;
+
+ /* call initializer */
+
+ m = class_resolveclassmethod(c,
+ utf_init,
+ utf_java_lang_Throwable__void,
+ NULL,
+ true);
+
+ if (m == NULL)
+ return;
- s = javastring_new_from_utf_string(message);
- if (!s)
- return *exceptionptr;
+ (void) vm_call_method(m, o, cause);
- return new_exception_javastring(classname, s);
+ exceptions_set_exception(o);
}
-/* new_exception_throwable *****************************************************
+/* exceptions_throw_utf_exception **********************************************
Creates an exception object with the given name and initalizes it
- with the given java/lang/Throwable exception.
+ with the given java/lang/Exception exception.
IN:
classname....class name in UTF-8
- throwable....the given Throwable
-
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
+ exception....the given Exception
*******************************************************************************/
-java_objectheader *new_exception_throwable(const char *classname,
- java_lang_Throwable *throwable)
+static void exceptions_throw_utf_exception(utf *classname,
+ java_handle_t *exception)
{
- java_objectheader *o;
- classinfo *c;
-
- if (!(c = load_class_bootstrap(utf_new_char(classname))))
- return *exceptionptr;
+ classinfo *c;
+ java_handle_t *o;
+ methodinfo *m;
- o = native_new_and_init_throwable(c, throwable);
+ c = load_class_bootstrap(classname);
- if (!o)
- return *exceptionptr;
+ if (c == NULL)
+ return;
- return o;
+ /* create object */
+
+ o = builtin_new(c);
+
+ if (o == NULL)
+ return;
+
+ /* call initializer */
+
+ m = class_resolveclassmethod(c,
+ utf_init,
+ utf_java_lang_Exception__V,
+ NULL,
+ true);
+
+ if (m == NULL)
+ return;
+
+ (void) vm_call_method(m, o, exception);
+
+ exceptions_set_exception(o);
}
-/* new_exception_utfmessage ****************************************************
+/* exceptions_throw_utf_cause **************************************************
Creates an exception object with the given name and initalizes it
- with the given utf message.
+ with the given java/lang/Throwable exception with initCause.
IN:
classname....class name in UTF-8
- message......the message as an utf *
-
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
+ cause........the given Throwable
*******************************************************************************/
-java_objectheader *new_exception_utfmessage(const char *classname, utf *message)
+static void exceptions_throw_utf_cause(utf *classname, java_handle_t *cause)
{
- java_lang_String *s;
+ classinfo *c;
+ java_handle_t *o;
+ methodinfo *m;
+ java_lang_String *s;
+ java_lang_Throwable *object;
- s = javastring_new(message);
- if (!s)
- return *exceptionptr;
+ object = (java_lang_Throwable *) cause;
- return new_exception_javastring(classname, s);
+ c = load_class_bootstrap(classname);
+
+ if (c == NULL)
+ return;
+
+ /* create object */
+
+ o = builtin_new(c);
+
+ if (o == NULL)
+ return;
+
+ /* call initializer */
+
+ m = class_resolveclassmethod(c,
+ utf_init,
+ utf_java_lang_String__void,
+ NULL,
+ true);
+
+ if (m == NULL)
+ return;
+
+ LLNI_field_get_ref(object, detailMessage, s);
+
+ (void) vm_call_method(m, o, s);
+
+ /* call initCause */
+
+ m = class_resolveclassmethod(c,
+ utf_initCause,
+ utf_java_lang_Throwable__java_lang_Throwable,
+ NULL,
+ true);
+
+ if (m == NULL)
+ return;
+
+ (void) vm_call_method(m, o, cause);
+
+ exceptions_set_exception(o);
}
-/* new_exception_javastring ****************************************************
+/* exceptions_new_utf_javastring ***********************************************
Creates an exception object with the given name and initalizes it
with the given java/lang/String message.
*******************************************************************************/
-java_objectheader *new_exception_javastring(const char *classname,
- java_lang_String *message)
+static java_handle_t *exceptions_new_utf_javastring(utf *classname,
+ java_handle_t *message)
{
- java_objectheader *o;
- classinfo *c;
+ java_handle_t *o;
+ classinfo *c;
- if (!(c = load_class_bootstrap(utf_new_char(classname))))
- return *exceptionptr;
+ c = load_class_bootstrap(classname);
+
+ if (c == NULL)
+ return exceptions_get_exception();
o = native_new_and_init_string(c, message);
- if (!o)
- return *exceptionptr;
+ if (o == NULL)
+ return exceptions_get_exception();
+
+ return o;
+}
+
+
+/* exceptions_new_class_utf ****************************************************
+
+ Creates an exception object of the given class and initalizes it.
+
+ IN:
+ c..........class pointer
+ message....the message as UTF-8 string
+
+*******************************************************************************/
+
+static java_handle_t *exceptions_new_class_utf(classinfo *c, utf *message)
+{
+ java_handle_t *o;
+ java_handle_t *s;
+
+ s = javastring_new(message);
+
+ if (s == NULL)
+ return exceptions_get_exception();
+
+ o = native_new_and_init_string(c, s);
+
+ if (o == NULL)
+ return exceptions_get_exception();
return o;
}
-/* new_exception_int ***********************************************************
+/* exceptions_new_utf_utf ******************************************************
Creates an exception object with the given name and initalizes it
- with the given int value.
+ with the given utf message.
IN:
classname....class name in UTF-8
- i............the integer
+ message......the message as an utf *
RETURN VALUE:
an exception pointer (in any case -- either it is the newly created
*******************************************************************************/
-java_objectheader *new_exception_int(const char *classname, s4 i)
+static java_handle_t *exceptions_new_utf_utf(utf *classname, utf *message)
{
- java_objectheader *o;
- classinfo *c;
-
- if (!(c = load_class_bootstrap(utf_new_char(classname))))
- return *exceptionptr;
+ classinfo *c;
+ java_handle_t *o;
+
+ c = load_class_bootstrap(classname);
- o = native_new_and_init_int(c, i);
+ if (c == NULL)
+ return exceptions_get_exception();
- if (!o)
- return *exceptionptr;
+ o = exceptions_new_class_utf(c, message);
return o;
}
-/* exceptions_new_abstractmethoderror ******************************************
+/* exceptions_throw_class_utf **************************************************
+
+ Creates an exception object of the given class, initalizes and
+ throws it with the given utf message.
+
+ IN:
+ c..........class pointer
+ message....the message as an UTF-8
+
+*******************************************************************************/
+
+static void exceptions_throw_class_utf(classinfo *c, utf *message)
+{
+ java_handle_t *o;
+
+ o = exceptions_new_class_utf(c, message);
+
+ exceptions_set_exception(o);
+}
+
+
+/* exceptions_throw_utf_utf ****************************************************
+
+ Creates an exception object with the given name, initalizes and
+ throws it with the given utf message.
+
+ IN:
+ classname....class name in UTF-8
+ message......the message as an utf *
+
+*******************************************************************************/
+
+static void exceptions_throw_utf_utf(utf *classname, utf *message)
+{
+ java_handle_t *o;
+
+ o = exceptions_new_utf_utf(classname, message);
+
+ exceptions_set_exception(o);
+}
+
+
+/* exceptions_new_abstractmethoderror ****************************************
Generates a java.lang.AbstractMethodError for the VM.
*******************************************************************************/
-java_objectheader *exceptions_new_abstractmethoderror(void)
+java_handle_t *exceptions_new_abstractmethoderror(void)
{
- java_objectheader *e;
+ java_handle_t *o;
- e = native_new_and_init(class_java_lang_AbstractMethodError);
+ o = exceptions_new_utf(utf_java_lang_AbstractMethodError);
- if (e == NULL)
- return *exceptionptr;
+ return o;
+}
- return e;
+
+/* exceptions_new_error ********************************************************
+
+ Generates a java.lang.Error for the VM.
+
+*******************************************************************************/
+
+#if defined(ENABLE_JAVAME_CLDC1_1)
+static java_handle_t *exceptions_new_error(utf *message)
+{
+ java_handle_t *o;
+
+ o = exceptions_new_class_utf(class_java_lang_Error, message);
+
+ return o;
}
+#endif
/* exceptions_asm_new_abstractmethoderror **************************************
*******************************************************************************/
-java_objectheader *exceptions_asm_new_abstractmethoderror(u1 *sp, u1 *ra)
+java_object_t *exceptions_asm_new_abstractmethoderror(u1 *sp, u1 *ra)
{
- stackframeinfo sfi;
- java_objectheader *e;
+ stackframeinfo sfi;
+ java_handle_t *e;
/* create the stackframeinfo (XPC is equal to RA) */
/* create the exception */
+#if defined(ENABLE_JAVASE)
e = exceptions_new_abstractmethoderror();
+#else
+ e = exceptions_new_error(utf_java_lang_AbstractMethodError);
+#endif
/* remove the stackframeinfo */
}
+/* exceptions_new_arraystoreexception ******************************************
+
+ Generates a java.lang.ArrayStoreException for the VM.
+
+*******************************************************************************/
+
+java_handle_t *exceptions_new_arraystoreexception(void)
+{
+ java_handle_t *o;
+
+ o = exceptions_new_utf(utf_java_lang_ArrayStoreException);
+
+ return o;
+}
+
+
/* exceptions_throw_abstractmethoderror ****************************************
- Generates a java.lang.AbstractMethodError for the VM and throws it.
+ Generates and throws a java.lang.AbstractMethodError for the VM.
*******************************************************************************/
void exceptions_throw_abstractmethoderror(void)
{
- *exceptionptr = exceptions_new_abstractmethoderror();
+ exceptions_throw_utf(utf_java_lang_AbstractMethodError);
+}
+
+
+/* exceptions_throw_classcircularityerror **************************************
+
+ Generates and throws a java.lang.ClassCircularityError for the
+ classloader.
+
+ IN:
+ c....the class in which the error was found
+
+*******************************************************************************/
+
+void exceptions_throw_classcircularityerror(classinfo *c)
+{
+ exceptions_throw_utf_utf(utf_java_lang_ClassCircularityError, c->name);
}
-/* new_classformaterror ********************************************************
+/* exceptions_throw_classformaterror *******************************************
- generates a java.lang.ClassFormatError for the classloader
+ Generates and throws a java.lang.ClassFormatError for the VM.
IN:
c............the class in which the error was found
message......UTF-8 format string
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_classformaterror(classinfo *c, const char *message, ...)
+void exceptions_throw_classformaterror(classinfo *c, const char *message, ...)
{
- java_objectheader *o;
- char *msg;
- s4 msglen;
- va_list ap;
+ char *msg;
+ s4 msglen;
+ va_list ap;
+ utf *u;
/* calculate message length */
msglen = 0;
- if (c)
+ if (c != NULL)
msglen += utf_bytes(c->name) + strlen(" (");
va_start(ap, message);
msglen += get_variable_message_length(message, ap);
va_end(ap);
- if (c)
+ if (c != NULL)
msglen += strlen(")");
msglen += strlen("0");
/* print message into allocated buffer */
- if (c) {
+ if (c != NULL) {
utf_copy_classname(msg, c->name);
strcat(msg, " (");
}
vsprintf(msg + strlen(msg), message, ap);
va_end(ap);
- if (c)
+ if (c != NULL)
strcat(msg, ")");
- o = new_exception_message(string_java_lang_ClassFormatError, msg);
+ u = utf_new_char(msg);
+
+ /* free memory */
MFREE(msg, char, msglen);
- return o;
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_ClassFormatError, u);
}
-/* exceptions_throw_classformaterror *******************************************
+/* exceptions_throw_classnotfoundexception *************************************
- Generate a java.lang.ClassFormatError for the VM system and throw it.
+ Generates and throws a java.lang.ClassNotFoundException for the
+ VM.
IN:
- c............the class in which the error was found
- message......UTF-8 format string
-
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
+ name.........name of the class not found as a utf *
*******************************************************************************/
-void exceptions_throw_classformaterror(classinfo *c, const char *message, ...)
+void exceptions_throw_classnotfoundexception(utf *name)
{
- va_list ap;
+ /* we use class here, as this one is rather frequent */
- va_start(ap, message);
- *exceptionptr = new_classformaterror(c, message, ap);
- va_end(ap);
+ exceptions_throw_class_utf(class_java_lang_ClassNotFoundException, name);
}
-/* new_classnotfoundexception **************************************************
+/* exceptions_throw_noclassdeffounderror ***************************************
- Generates a java.lang.ClassNotFoundException for the classloader.
+ Generates and throws a java.lang.NoClassDefFoundError.
IN:
name.........name of the class not found as a utf *
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_classnotfoundexception(utf *name)
+void exceptions_throw_noclassdeffounderror(utf *name)
{
- java_objectheader *o;
- java_lang_String *s;
+ if (vm_initializing)
+ vm_abort("java.lang.NoClassDefFoundError: %s", name->text);
+
+ exceptions_throw_class_utf(class_java_lang_NoClassDefFoundError, name);
+}
- s = javastring_new(name);
- if (!s)
- return *exceptionptr;
- o = native_new_and_init_string(class_java_lang_ClassNotFoundException, s);
+/* exceptions_throw_noclassdeffounderror_cause *********************************
- if (!o)
- return *exceptionptr;
+ Generates and throws a java.lang.NoClassDefFoundError with the
+ given cause.
- return o;
+*******************************************************************************/
+
+void exceptions_throw_noclassdeffounderror_cause(java_handle_t *cause)
+{
+ exceptions_throw_utf_cause(utf_java_lang_NoClassDefFoundError, cause);
}
-/* new_noclassdeffounderror ****************************************************
+/* exceptions_throw_noclassdeffounderror_wrong_name ****************************
- Generates a java.lang.NoClassDefFoundError
+ Generates and throws a java.lang.NoClassDefFoundError with a
+ specific message:
IN:
name.........name of the class not found as a utf *
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_noclassdeffounderror(utf *name)
+void exceptions_throw_noclassdeffounderror_wrong_name(classinfo *c, utf *name)
{
- java_objectheader *o;
- java_lang_String *s;
+ char *msg;
+ s4 msglen;
+ utf *u;
- s = javastring_new(name);
- if (!s)
- return *exceptionptr;
+ msglen = utf_bytes(c->name) + strlen(" (wrong name: ") +
+ utf_bytes(name) + strlen(")") + strlen("0");
- o = native_new_and_init_string(class_java_lang_NoClassDefFoundError, s);
+ msg = MNEW(char, msglen);
- if (!o)
- return *exceptionptr;
+ utf_copy_classname(msg, c->name);
+ strcat(msg, " (wrong name: ");
+ utf_cat_classname(msg, name);
+ strcat(msg, ")");
- return o;
+ u = utf_new_char(msg);
+
+ MFREE(msg, char, msglen);
+
+ exceptions_throw_noclassdeffounderror(u);
}
-/* classnotfoundexception_to_noclassdeffounderror ******************************
+/* exceptions_throw_exceptionininitializererror ********************************
- Check the *exceptionptr for a ClassNotFoundException. If it is one,
- convert it to a NoClassDefFoundError.
+ Generates and throws a java.lang.ExceptionInInitializerError for
+ the VM.
+
+ IN:
+ cause......cause exception object
*******************************************************************************/
-void classnotfoundexception_to_noclassdeffounderror(void)
+void exceptions_throw_exceptionininitializererror(java_handle_t *cause)
{
- java_objectheader *xptr;
- java_objectheader *cause;
+ exceptions_throw_utf_throwable(utf_java_lang_ExceptionInInitializerError,
+ cause);
+}
- /* get the cause */
- cause = *exceptionptr;
+/* exceptions_throw_incompatibleclasschangeerror *******************************
- /* convert ClassNotFoundException's to NoClassDefFoundError's */
+ Generates and throws a java.lang.IncompatibleClassChangeError for
+ the VM.
- if (builtin_instanceof(cause, class_java_lang_ClassNotFoundException)) {
- /* clear exception, because we are calling jit code again */
+ IN:
+ message......UTF-8 message format string
- *exceptionptr = NULL;
+*******************************************************************************/
- /* create new error */
+void exceptions_throw_incompatibleclasschangeerror(classinfo *c, const char *message)
+{
+ char *msg;
+ s4 msglen;
+ utf *u;
- xptr =
- new_exception_javastring(string_java_lang_NoClassDefFoundError,
- ((java_lang_Throwable *) cause)->detailMessage);
+ /* calculate exception message length */
- /* we had an exception while creating the error */
+ msglen = utf_bytes(c->name) + strlen(message) + strlen("0");
- if (*exceptionptr)
- return;
+ /* allocate memory */
+
+ msg = MNEW(char, msglen);
+
+ utf_copy_classname(msg, c->name);
+ strcat(msg, message);
+
+ u = utf_new_char(msg);
+
+ /* free memory */
+
+ MFREE(msg, char, msglen);
+
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_IncompatibleClassChangeError, u);
+}
+
+
+/* exceptions_throw_instantiationerror *****************************************
+
+ Generates and throws a java.lang.InstantiationError for the VM.
- /* set new exception */
+*******************************************************************************/
- *exceptionptr = xptr;
- }
+void exceptions_throw_instantiationerror(classinfo *c)
+{
+ exceptions_throw_utf_utf(utf_java_lang_InstantiationError, c->name);
}
-/* new_internalerror ***********************************************************
+/* exceptions_throw_internalerror **********************************************
- Generates a java.lang.InternalError for the VM.
+ Generates and throws a java.lang.InternalError for the VM.
IN:
message......UTF-8 message format string
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_internalerror(const char *message, ...)
+void exceptions_throw_internalerror(const char *message, ...)
{
- java_objectheader *o;
- va_list ap;
- char *msg;
- s4 msglen;
+ va_list ap;
+ char *msg;
+ s4 msglen;
+ utf *u;
/* calculate exception message length */
vsprintf(msg, message, ap);
va_end(ap);
- /* create exception object */
-
- o = new_exception_message(string_java_lang_InternalError, msg);
+ u = utf_new_char(msg);
/* free memory */
MFREE(msg, char, msglen);
- return o;
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_InternalError, u);
}
-/* exceptions_new_linkageerror *************************************************
+/* exceptions_throw_linkageerror ***********************************************
- Generates a java.lang.LinkageError with an error message.
+ Generates and throws java.lang.LinkageError with an error message.
IN:
message......UTF-8 message
c............class related to the error. If this is != NULL
the name of c is appended to the error message.
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *exceptions_new_linkageerror(const char *message,
- classinfo *c)
+void exceptions_throw_linkageerror(const char *message, classinfo *c)
{
- java_objectheader *o;
- char *msg;
- s4 msglen;
+ java_handle_t *o;
+ char *msg;
+ s4 msglen;
/* calculate exception message length */
msglen = strlen(message) + 1;
- if (c) {
+
+ if (c != NULL)
msglen += utf_bytes(c->name);
- }
/* allocate memory */
/* generate message */
strcpy(msg,message);
- if (c) {
+
+ if (c != NULL)
utf_cat_classname(msg, c->name);
- }
o = native_new_and_init_string(class_java_lang_LinkageError,
javastring_new_from_utf_string(msg));
MFREE(msg, char, msglen);
- if (!o)
- return *exceptionptr;
+ if (o == NULL)
+ return;
+
+ exceptions_set_exception(o);
+}
+
- return o;
+/* exceptions_throw_nosuchfielderror *******************************************
+
+ Generates and throws a java.lang.NoSuchFieldError with an error
+ message.
+
+ IN:
+ c............class in which the field was not found
+ name.........name of the field
+
+*******************************************************************************/
+
+void exceptions_throw_nosuchfielderror(classinfo *c, utf *name)
+{
+ char *msg;
+ s4 msglen;
+ utf *u;
+
+ /* calculate exception message length */
+
+ msglen = utf_bytes(c->name) + strlen(".") + utf_bytes(name) + strlen("0");
+
+ /* allocate memory */
+
+ msg = MNEW(char, msglen);
+
+ /* generate message */
+
+ utf_copy_classname(msg, c->name);
+ strcat(msg, ".");
+ utf_cat(msg, name);
+
+ u = utf_new_char(msg);
+
+ /* free memory */
+
+ MFREE(msg, char, msglen);
+
+ exceptions_throw_utf_utf(utf_java_lang_NoSuchFieldError, u);
}
-/* exceptions_new_nosuchmethoderror ********************************************
+/* exceptions_throw_nosuchmethoderror ******************************************
- Generates a java.lang.NoSuchMethodError with an error message.
+ Generates and throws a java.lang.NoSuchMethodError with an error
+ message.
IN:
c............class in which the method was not found
name.........name of the method
desc.........descriptor of the method
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *exceptions_new_nosuchmethoderror(classinfo *c,
- utf *name, utf *desc)
+void exceptions_throw_nosuchmethoderror(classinfo *c, utf *name, utf *desc)
{
- java_objectheader *o;
- char *msg;
- s4 msglen;
+ char *msg;
+ s4 msglen;
+ utf *u;
/* calculate exception message length */
utf_cat(msg, name);
utf_cat(msg, desc);
- o = native_new_and_init_string(class_java_lang_NoSuchMethodError,
- javastring_new_from_utf_string(msg));
+ u = utf_new_char(msg);
/* free memory */
MFREE(msg, char, msglen);
- if (!o)
- return *exceptionptr;
+#if defined(ENABLE_JAVASE)
+ exceptions_throw_utf_utf(utf_java_lang_NoSuchMethodError, u);
+#else
+ exceptions_throw_class_utf(class_java_lang_Error, u);
+#endif
+}
- return o;
+
+/* exceptions_throw_outofmemoryerror *******************************************
+
+ Generates and throws an java.lang.OutOfMemoryError for the VM.
+
+*******************************************************************************/
+
+void exceptions_throw_outofmemoryerror(void)
+{
+ exceptions_throw_class(class_java_lang_OutOfMemoryError);
}
-/* exceptions_throw_nosuchmethoderror ******************************************
+/* exceptions_throw_unsatisfiedlinkerror ***************************************
- Generates a java.lang.NoSuchMethodError with an error message.
+ Generates and throws a java.lang.UnsatisfiedLinkError for the
+ classloader.
IN:
- c............class in which the method was not found
- name.........name of the method
- desc.........descriptor of the method
+ name......UTF-8 name string
*******************************************************************************/
-void exceptions_throw_nosuchmethoderror(classinfo *c, utf *name, utf *desc)
+void exceptions_throw_unsatisfiedlinkerror(utf *name)
{
- *exceptionptr = exceptions_new_nosuchmethoderror(c, name, desc);
+#if defined(ENABLE_JAVASE)
+ exceptions_throw_utf_utf(utf_java_lang_UnsatisfiedLinkError, name);
+#else
+ exceptions_throw_class_utf(class_java_lang_Error, name);
+#endif
}
-/* new_unsupportedclassversionerror ********************************************
+/* exceptions_throw_unsupportedclassversionerror *******************************
- Generate a java.lang.UnsupportedClassVersionError for the classloader
+ Generates and throws a java.lang.UnsupportedClassVersionError for
+ the classloader.
IN:
c............class in which the method was not found
message......UTF-8 format string
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_unsupportedclassversionerror(classinfo *c, const char *message, ...)
+void exceptions_throw_unsupportedclassversionerror(classinfo *c, u4 ma, u4 mi)
{
- java_objectheader *o;
- va_list ap;
- char *msg;
- s4 msglen;
+ char *msg;
+ s4 msglen;
+ utf *u;
/* calculate exception message length */
- msglen = utf_bytes(c->name) + strlen(" (") + strlen(")") + strlen("0");
-
- va_start(ap, message);
- msglen += get_variable_message_length(message, ap);
- va_end(ap);
+ msglen =
+ utf_bytes(c->name) +
+ strlen(" (Unsupported major.minor version 00.0)") +
+ strlen("0");
/* allocate memory */
/* generate message */
utf_copy_classname(msg, c->name);
- strcat(msg, " (");
+ sprintf(msg + strlen(msg), " (Unsupported major.minor version %d.%d)",
+ ma, mi);
- va_start(ap, message);
- vsprintf(msg + strlen(msg), message, ap);
- va_end(ap);
-
- strcat(msg, ")");
-
- /* create exception object */
-
- o = new_exception_message(string_java_lang_UnsupportedClassVersionError,
- msg);
+ u = utf_new_char(msg);
/* free memory */
MFREE(msg, char, msglen);
- return o;
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_UnsupportedClassVersionError, u);
}
-/* new_verifyerror *************************************************************
+/* exceptions_throw_verifyerror ************************************************
- Generates a java.lang.VerifyError for the JIT compiler.
+ Generates and throws a java.lang.VerifyError for the JIT compiler.
IN:
m............method in which the error was found
message......UTF-8 format string
- RETURN VALUE:
- an exception pointer (in any case -- either it is the newly created
- exception, or an exception thrown while trying to create it).
-
*******************************************************************************/
-java_objectheader *new_verifyerror(methodinfo *m, const char *message, ...)
+void exceptions_throw_verifyerror(methodinfo *m, const char *message, ...)
{
- java_objectheader *o;
- va_list ap;
- char *msg;
- s4 msglen;
-
- useinlining = false; /* at least until sure inlining works with exceptions*/
+ va_list ap;
+ char *msg;
+ s4 msglen;
+ utf *u;
/* calculate exception message length */
msglen = 0;
- if (m)
- msglen = strlen("(class: ") + utf_bytes(m->class->name) +
+ if (m != NULL)
+ msglen =
+ strlen("(class: ") + utf_bytes(m->class->name) +
strlen(", method: ") + utf_bytes(m->name) +
strlen(" signature: ") + utf_bytes(m->descriptor) +
strlen(") ") + strlen("0");
/* generate message */
- if (m) {
+ if (m != NULL) {
strcpy(msg, "(class: ");
utf_cat_classname(msg, m->class->name);
strcat(msg, ", method: ");
vsprintf(msg + strlen(msg), message, ap);
va_end(ap);
- /* create exception object */
-
- o = new_exception_message(string_java_lang_VerifyError, msg);
+ u = utf_new_char(msg);
/* free memory */
MFREE(msg, char, msglen);
- return o;
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_VerifyError, u);
}
*******************************************************************************/
-void exceptions_throw_verifyerror_for_stack(methodinfo *m,int type)
+void exceptions_throw_verifyerror_for_stack(methodinfo *m, int type)
{
- java_objectheader *o;
- char *msg;
- s4 msglen;
- char *typename;
+ char *msg;
+ s4 msglen;
+ char *typename;
+ utf *u;
/* calculate exception message length */
msglen = 0;
- if (m)
+ if (m != NULL)
msglen = strlen("(class: ") + utf_bytes(m->class->name) +
strlen(", method: ") + utf_bytes(m->name) +
strlen(" signature: ") + utf_bytes(m->descriptor) +
/* generate message */
- if (m) {
+ if (m != NULL) {
strcpy(msg, "(class: ");
utf_cat_classname(msg, m->class->name);
strcat(msg, ", method: ");
msg[0] = 0;
}
- strcat(msg,"Expecting to find ");
+ strcat(msg, "Expecting to find ");
+
switch (type) {
case TYPE_INT: typename = "integer"; break;
case TYPE_LNG: typename = "long"; break;
case TYPE_FLT: typename = "float"; break;
case TYPE_DBL: typename = "double"; break;
case TYPE_ADR: typename = "object/array"; break;
+ case TYPE_RET: typename = "returnAddress"; break;
default: typename = "<INVALID>"; assert(0); break;
}
+
strcat(msg, typename);
strcat(msg, " on stack");
- /* create exception object */
-
- o = new_exception_message(string_java_lang_VerifyError, msg);
+ u = utf_new_char(msg);
/* free memory */
MFREE(msg, char, msglen);
- *exceptionptr = o;
+ /* throw exception */
+
+ exceptions_throw_utf_utf(utf_java_lang_VerifyError, u);
}
-/* new_arithmeticexception *****************************************************
+/* exceptions_new_arithmeticexception ******************************************
- Generates a java.lang.ArithmeticException for the jit compiler.
+ Generates a java.lang.ArithmeticException for the JIT compiler.
*******************************************************************************/
-java_objectheader *new_arithmeticexception(void)
+java_handle_t *exceptions_new_arithmeticexception(void)
{
- java_objectheader *e;
-
- e = new_exception_message(string_java_lang_ArithmeticException,
- string_java_lang_ArithmeticException_message);
+ java_handle_t *o;
- if (!e)
- return *exceptionptr;
+ o = exceptions_new_utf_utf(utf_java_lang_ArithmeticException,
+ utf_division_by_zero);
- return e;
+ return o;
}
*******************************************************************************/
-java_objectheader *new_arrayindexoutofboundsexception(s4 index)
+java_handle_t *exceptions_new_arrayindexoutofboundsexception(s4 index)
{
- java_objectheader *e;
- methodinfo *m;
- java_objectheader *o;
- java_lang_String *s;
+ java_handle_t *o;
+ methodinfo *m;
+ java_handle_t *s;
/* convert the index into a String, like Sun does */
true);
if (m == NULL)
- return *exceptionptr;
+ return exceptions_get_exception();
- o = vm_call_method(m, NULL, index);
-
- s = (java_lang_String *) o;
+ s = vm_call_method(m, NULL, index);
if (s == NULL)
- return *exceptionptr;
+ return exceptions_get_exception();
- e = new_exception_javastring(string_java_lang_ArrayIndexOutOfBoundsException,
- s);
+ o = exceptions_new_utf_javastring(utf_java_lang_ArrayIndexOutOfBoundsException,
+ s);
- if (e == NULL)
- return *exceptionptr;
+ if (o == NULL)
+ return exceptions_get_exception();
- return e;
+ return o;
}
/* exceptions_throw_arrayindexoutofboundsexception *****************************
- Generates a java.lang.ArrayIndexOutOfBoundsException for the VM
- system.
+ Generates and throws a java.lang.ArrayIndexOutOfBoundsException for
+ the VM.
*******************************************************************************/
void exceptions_throw_arrayindexoutofboundsexception(void)
{
- java_objectheader *e;
-
- e = new_exception(string_java_lang_ArrayIndexOutOfBoundsException);
-
- if (!e)
- return;
-
- *exceptionptr = e;
+ exceptions_throw_utf(utf_java_lang_ArrayIndexOutOfBoundsException);
}
-/* new_arraystoreexception *****************************************************
+/* exceptions_throw_arraystoreexception ****************************************
- generates a java.lang.ArrayStoreException for the jit compiler
+ Generates and throws a java.lang.ArrayStoreException for the VM.
*******************************************************************************/
-java_objectheader *new_arraystoreexception(void)
+void exceptions_throw_arraystoreexception(void)
{
- java_objectheader *e;
-
- e = new_exception(string_java_lang_ArrayStoreException);
+ exceptions_throw_utf(utf_java_lang_ArrayStoreException);
/* e = native_new_and_init(class_java_lang_ArrayStoreException); */
-
- if (!e)
- return *exceptionptr;
-
- return e;
}
*******************************************************************************/
-java_objectheader *exceptions_new_classcastexception(java_objectheader *o)
+java_handle_t *exceptions_new_classcastexception(java_handle_t *o)
{
- java_objectheader *e;
- utf *classname;
- java_lang_String *s;
+ java_handle_t *e;
+ utf *classname;
classname = o->vftbl->class->name;
- s = javastring_new(classname);
-
- e = native_new_and_init_string(class_java_lang_ClassCastException, s);
-
- if (e == NULL)
- return *exceptionptr;
+ e = exceptions_new_class_utf(class_java_lang_ClassCastException, classname);
return e;
}
-/* exceptions_new_illegalargumentexception *************************************
+/* exceptions_throw_clonenotsupportedexception *********************************
- Generates a java.lang.IllegalArgumentException for the VM system.
+ Generates and throws a java.lang.CloneNotSupportedException for the
+ VM.
*******************************************************************************/
-java_objectheader *new_illegalargumentexception(void)
+void exceptions_throw_clonenotsupportedexception(void)
{
- java_objectheader *e;
+ exceptions_throw_utf(utf_java_lang_CloneNotSupportedException);
+}
- e = native_new_and_init(class_java_lang_IllegalArgumentException);
- if (!e)
- return *exceptionptr;
+/* exceptions_throw_illegalaccessexception *************************************
- return e;
+ Generates and throws a java.lang.IllegalAccessException for the VM.
+
+*******************************************************************************/
+
+void exceptions_throw_illegalaccessexception(utf *message)
+{
+ exceptions_throw_utf_utf(utf_java_lang_IllegalAccessException, message);
}
/* exceptions_throw_illegalargumentexception ***********************************
- Generates a java.lang.IllegalArgumentException for the VM system
- and throw it in the VM system.
+ Generates and throws a java.lang.IllegalArgumentException for the
+ VM.
*******************************************************************************/
void exceptions_throw_illegalargumentexception(void)
{
- *exceptionptr = new_illegalargumentexception();
+ exceptions_throw_utf(utf_java_lang_IllegalArgumentException);
}
-/* new_illegalmonitorstateexception ********************************************
+/* exceptions_throw_illegalmonitorstateexception *******************************
- Generates a java.lang.IllegalMonitorStateException for the VM
- thread system.
+ Generates and throws a java.lang.IllegalMonitorStateException for
+ the VM.
*******************************************************************************/
-java_objectheader *new_illegalmonitorstateexception(void)
+void exceptions_throw_illegalmonitorstateexception(void)
{
- java_objectheader *e;
+ exceptions_throw_utf(utf_java_lang_IllegalMonitorStateException);
+}
- e = native_new_and_init(class_java_lang_IllegalMonitorStateException);
- if (!e)
- return *exceptionptr;
+/* exceptions_throw_instantiationexception *************************************
- return e;
+ Generates and throws a java.lang.InstantiationException for the VM.
+
+*******************************************************************************/
+
+void exceptions_throw_instantiationexception(classinfo *c)
+{
+ exceptions_throw_utf_utf(utf_java_lang_InstantiationException, c->name);
}
-/* exceptions_new_negativearraysizeexception ***********************************
+/* exceptions_throw_interruptedexception ***************************************
- Generates a java.lang.NegativeArraySizeException for the VM system.
+ Generates and throws a java.lang.InterruptedException for the VM.
*******************************************************************************/
-java_objectheader *new_negativearraysizeexception(void)
+void exceptions_throw_interruptedexception(void)
{
- java_objectheader *e;
+ exceptions_throw_utf(utf_java_lang_InterruptedException);
+}
- e = new_exception(string_java_lang_NegativeArraySizeException);
- if (!e)
- return *exceptionptr;
+/* exceptions_throw_invocationtargetexception **********************************
- return e;
+ Generates and throws a java.lang.reflect.InvocationTargetException
+ for the VM.
+
+ IN:
+ cause......cause exception object
+
+*******************************************************************************/
+
+void exceptions_throw_invocationtargetexception(java_handle_t *cause)
+{
+ exceptions_throw_utf_throwable(utf_java_lang_reflect_InvocationTargetException,
+ cause);
}
/* exceptions_throw_negativearraysizeexception *********************************
- Generates a java.lang.NegativeArraySizeException for the VM system.
+ Generates and throws a java.lang.NegativeArraySizeException for the
+ VM.
*******************************************************************************/
void exceptions_throw_negativearraysizeexception(void)
{
- *exceptionptr = new_negativearraysizeexception();
+ exceptions_throw_utf(utf_java_lang_NegativeArraySizeException);
}
-/* new_nullpointerexception ****************************************************
+/* exceptions_new_nullpointerexception *****************************************
- generates a java.lang.NullPointerException for the jit compiler
+ Generates a java.lang.NullPointerException for the VM system.
*******************************************************************************/
-java_objectheader *new_nullpointerexception(void)
+java_handle_t *exceptions_new_nullpointerexception(void)
{
- java_objectheader *e;
-
- e = native_new_and_init(class_java_lang_NullPointerException);
+ java_handle_t *o;
- if (!e)
- return *exceptionptr;
+ o = exceptions_new_class(class_java_lang_NullPointerException);
- return e;
+ return o;
}
void exceptions_throw_nullpointerexception(void)
{
- *exceptionptr = new_nullpointerexception();
+ exceptions_throw_class(class_java_lang_NullPointerException);
}
-/* exceptions_new_stringindexoutofboundsexception ******************************
+/* exceptions_throw_privilegedactionexception **********************************
- Generates a java.lang.StringIndexOutOfBoundsException for the VM
- system.
+ Generates and throws a java.security.PrivilegedActionException.
*******************************************************************************/
-java_objectheader *exceptions_new_stringindexoutofboundsexception(void)
+void exceptions_throw_privilegedactionexception(java_handle_t *exception)
{
- java_objectheader *e;
+ exceptions_throw_utf_exception(utf_java_security_PrivilegedActionException,
+ exception);
+}
- e = new_exception(string_java_lang_StringIndexOutOfBoundsException);
- if (e == NULL)
- return *exceptionptr;
+/* exceptions_throw_stringindexoutofboundsexception ****************************
- return e;
+ Generates and throws a java.lang.StringIndexOutOfBoundsException
+ for the VM.
+
+*******************************************************************************/
+
+void exceptions_throw_stringindexoutofboundsexception(void)
+{
+ exceptions_throw_utf(utf_java_lang_StringIndexOutOfBoundsException);
}
-/* exceptions_throw_stringindexoutofboundsexception ****************************
+/* exceptions_classnotfoundexception_to_noclassdeffounderror *******************
- Throws a java.lang.StringIndexOutOfBoundsException for the VM
- system.
+ Check the exception for a ClassNotFoundException. If it is one,
+ convert it to a NoClassDefFoundError.
*******************************************************************************/
-void exceptions_throw_stringindexoutofboundsexception(void)
+void exceptions_classnotfoundexception_to_noclassdeffounderror(void)
{
- *exceptionptr = exceptions_new_stringindexoutofboundsexception();
+ java_handle_t *o;
+ java_handle_t *cause;
+ java_lang_Throwable *object;
+ java_lang_String *s;
+
+ /* get the cause */
+
+ cause = exceptions_get_exception();
+
+ /* convert ClassNotFoundException's to NoClassDefFoundError's */
+
+ if (builtin_instanceof(cause, class_java_lang_ClassNotFoundException)) {
+ /* clear exception, because we are calling jit code again */
+
+ exceptions_clear_exception();
+
+ /* create new error */
+
+ object = (java_lang_Throwable *) cause;
+ LLNI_field_get_ref(object, detailMessage, s);
+
+ o = exceptions_new_utf_javastring(utf_java_lang_NoClassDefFoundError,
+ (java_handle_t *) s);
+
+ /* we had an exception while creating the error */
+
+ if (exceptions_get_exception())
+ return;
+
+ /* set new exception */
+
+ exceptions_set_exception(o);
+ }
}
-/* exceptions_get_and_clear_exception ******************************************
+/* exceptions_fillinstacktrace *************************************************
- Gets the exception pointer of the current thread and clears it.
- This function may return NULL.
+ Calls the fillInStackTrace-method of the currently thrown
+ exception.
*******************************************************************************/
-java_objectheader *exceptions_get_and_clear_exception(void)
+java_handle_t *exceptions_fillinstacktrace(void)
{
- java_objectheader **p;
- java_objectheader *e;
+ java_handle_t *o;
+ methodinfo *m;
- /* get the pointer of the exception pointer */
+ /* get exception */
- p = exceptionptr;
+ o = exceptions_get_and_clear_exception();
- /* get the exception */
+ assert(o);
- e = *p;
+ /* resolve methodinfo pointer from exception object */
- /* and clear the exception */
+#if defined(ENABLE_JAVASE)
+ m = class_resolvemethod(o->vftbl->class,
+ utf_fillInStackTrace,
+ utf_void__java_lang_Throwable);
+#elif defined(ENABLE_JAVAME_CLDC1_1)
+ m = class_resolvemethod(o->vftbl->class,
+ utf_fillInStackTrace,
+ utf_void__void);
+#else
+#error IMPLEMENT ME!
+#endif
- *p = NULL;
+ /* call function */
- /* return the exception */
+ (void) vm_call_method(m, o);
- return e;
+ /* return exception object */
+
+ return o;
}
*******************************************************************************/
-u1 *exceptions_handle_exception(java_objectheader *xptr, u1 *xpc, u1 *pv, u1 *sp)
+#if defined(ENABLE_JIT)
+u1 *exceptions_handle_exception(java_object_t *xptr, u1 *xpc, u1 *pv, u1 *sp)
{
methodinfo *m;
codeinfo *code;
- s4 framesize;
s4 issync;
- exceptionentry *ex;
+ dseg_exception_entry *ex;
s4 exceptiontablelength;
s4 i;
classref_or_classinfo cr;
classinfo *c;
#if defined(ENABLE_THREADS)
- java_objectheader *o;
+ java_object_t *o;
#endif
+#ifdef __S390__
+ /* Addresses are 31 bit integers */
+# define ADDR_MASK(x) (u1 *)((u4)(x) & 0x7FFFFFFF)
+#else
+# define ADDR_MASK(x) (x)
+#endif
+
+ xpc = ADDR_MASK(xpc);
+
/* get info from the method header */
- code = *((codeinfo **) (pv + CodeinfoPointer));
- framesize = *((s4 *) (pv + FrameSize));
- issync = *((s4 *) (pv + IsSync));
- ex = (exceptionentry *) (pv + ExTableStart);
- exceptiontablelength = *((s4 *) (pv + ExTableSize));
+ code = *((codeinfo **) (pv + CodeinfoPointer));
+ issync = *((s4 *) (pv + IsSync));
+ ex = (dseg_exception_entry *) (pv + ExTableStart);
+ exceptiontablelength = *((s4 *) (pv + ExTableSize));
/* Get the methodinfo pointer from the codeinfo pointer. For
asm_vm_call_method the codeinfo pointer is NULL. */
#if !defined(NDEBUG)
/* print exception trace */
- if (opt_verbose || opt_verbosecall || opt_verboseexception)
+ if (opt_verbose || opt_verbosecall || opt_TraceExceptions)
builtin_trace_exception(xptr, m, xpc, 1);
#endif
+#if defined(ENABLE_VMLOG)
+ vmlog_cacao_throw(xptr);
+#endif
+
for (i = 0; i < exceptiontablelength; i++) {
/* ATTENTION: keep this here, as we need to decrement the
pointer before the loop executes! */
/* is the xpc is the current catch range */
- if ((ex->startpc <= xpc) && (xpc < ex->endpc)) {
+ if ((ADDR_MASK(ex->startpc) <= xpc) && (xpc < ADDR_MASK(ex->endpc))) {
cr = ex->catchtype;
/* NULL catches everything */
#if !defined(NDEBUG)
/* Print stacktrace of exception when caught. */
- if (opt_verboseexception) {
+#if defined(ENABLE_VMLOG)
+ vmlog_cacao_catch(xptr);
+#endif
+
+ if (opt_TraceExceptions) {
exceptions_print_exception(xptr);
stacktrace_print_trace(xptr);
}
/* resolve or load/link the exception class */
if (IS_CLASSREF(cr)) {
+ /* The exception class reference is unresolved. */
+ /* We have to do _eager_ resolving here. While the class of */
+ /* the exception object is guaranteed to be loaded, it may */
+ /* well have been loaded by a different loader than the */
+ /* defining loader of m's class, which is the one we must */
+ /* use to resolve the catch class. Thus lazy resolving */
+ /* might fail, even if the result of the resolution would */
+ /* be an already loaded class. */
+
c = resolve_classref_eager(cr.ref);
+ if (c == NULL) {
+ /* Exception resolving the exception class, argh! */
+ return NULL;
+ }
+
+ /* Ok, we resolved it. Enter it in the table, so we don't */
+ /* have to do this again. */
+ /* XXX this write should be atomic. Is it? */
+
+ ex->catchtype.cls = c;
} else {
c = cr.cls;
+ /* XXX I don't think this case can ever happen. -Edwin */
if (!(c->state & CLASS_LOADED))
/* use the methods' classloader */
if (!load_class_from_classloader(c->name,
m->class->classloader))
return NULL;
+ /* XXX I think, if it is not linked, we can be sure that */
+ /* the exception object is no (indirect) instance of it, no? */
+ /* -Edwin */
if (!(c->state & CLASS_LINKED))
if (!link_class(c))
return NULL;
#if !defined(NDEBUG)
/* Print stacktrace of exception when caught. */
- if (opt_verboseexception) {
+#if defined(ENABLE_VMLOG)
+ vmlog_cacao_catch(xptr);
+#endif
+
+ if (opt_TraceExceptions) {
exceptions_print_exception(xptr);
stacktrace_print_trace(xptr);
}
if (issync) {
/* get synchronization object */
-# if defined(__MIPS__) && (SIZEOF_VOID_P == 4)
+# if (defined(__MIPS__) && (SIZEOF_VOID_P == 4)) || defined(__I386__) || defined(__S390__) || defined(__POWERPC__)
/* XXX change this if we ever want to use 4-byte stackslots */
- o = *((java_objectheader **) (sp + issync - 8));
+ o = *((java_object_t **) (sp + issync - 8));
# else
- o = *((java_objectheader **) (sp + issync - SIZEOF_VOID_P));
-#endif
+ o = *((java_object_t **) (sp + issync - SIZEOF_VOID_P));
+# endif
assert(o != NULL);
- builtin_monitorexit(o);
+ lock_monitor_exit(o);
}
#endif
/* none of the exceptions catch this one */
+#if defined(ENABLE_VMLOG)
+ vmlog_cacao_unwnd_method(m);
+#endif
+
return NULL;
}
+#endif /* defined(ENABLE_JIT) */
/* exceptions_print_exception **************************************************
*******************************************************************************/
-#if !defined(NDEBUG)
-void exceptions_print_exception(java_objectheader *xptr)
+void exceptions_print_exception(java_handle_t *xptr)
{
java_lang_Throwable *t;
+#if defined(ENABLE_JAVASE)
java_lang_Throwable *cause;
+#endif
+ java_lang_String *s;
+ classinfo *c;
utf *u;
t = (java_lang_Throwable *) xptr;
return;
}
- cause = t->cause;
+#if defined(ENABLE_JAVASE)
+ LLNI_field_get_ref(t, cause, cause);
+#endif
/* print the root exception */
- utf_display_printable_ascii_classname(t->header.vftbl->class->name);
+ LLNI_class_get(t, c);
+ utf_display_printable_ascii_classname(c->name);
- if (t->detailMessage) {
- u = javastring_toutf(t->detailMessage, false);
+ LLNI_field_get_ref(t, detailMessage, s);
+
+ if (s != NULL) {
+ u = javastring_toutf((java_handle_t *) s, false);
printf(": ");
utf_display_printable_ascii(u);
putc('\n', stdout);
+#if defined(ENABLE_JAVASE)
/* print the cause if available */
- if (cause && (cause != t)) {
+ if ((cause != NULL) && (cause != t)) {
printf("Caused by: ");
- utf_display_printable_ascii_classname(cause->header.vftbl->class->name);
+
+ LLNI_class_get(cause, c);
+ utf_display_printable_ascii_classname(c->name);
- if (cause->detailMessage) {
- u = javastring_toutf(cause->detailMessage, false);
+ LLNI_field_get_ref(cause, detailMessage, s);
+
+ if (s != NULL) {
+ u = javastring_toutf((java_handle_t *) s, false);
printf(": ");
utf_display_printable_ascii(u);
putc('\n', stdout);
}
+#endif
+}
+
+
+/* exceptions_print_current_exception ******************************************
+
+ Prints the current pending exception, the detail message and the
+ cause, if available, with CACAO internal functions to stdout.
+
+*******************************************************************************/
+
+void exceptions_print_current_exception(void)
+{
+ java_handle_t *o;
+
+ o = exceptions_get_exception();
+
+ exceptions_print_exception(o);
+}
+
+
+/* exceptions_print_stacktrace *************************************************
+
+ Prints a pending exception with Throwable.printStackTrace(). If
+ there happens an exception during printStackTrace(), we print the
+ thrown exception and the original one.
+
+ NOTE: This function calls Java code.
+
+*******************************************************************************/
+
+void exceptions_print_stacktrace(void)
+{
+ java_handle_t *oxptr;
+ java_handle_t *xptr;
+ classinfo *c;
+ methodinfo *m;
+
+ /* get original exception */
+
+ oxptr = exceptions_get_and_clear_exception();
+
+ if (oxptr == NULL)
+ vm_abort("exceptions_print_stacktrace: no exception thrown");
+
+ /* clear exception, because we are calling jit code again */
+
+ c = oxptr->vftbl->class;
+
+ /* find the printStackTrace() method */
+
+ m = class_resolveclassmethod(c,
+ utf_printStackTrace,
+ utf_void__void,
+ class_java_lang_Object,
+ false);
+
+ if (m == NULL)
+ vm_abort("exceptions_print_stacktrace: printStackTrace()V not found");
+
+ /* print compatibility message */
+
+ fprintf(stderr, "Exception in thread \"main\" ");
+
+ /* print the stacktrace */
+
+ (void) vm_call_method(m, oxptr);
+
+ /* This normally means, we are EXTREMLY out of memory or
+ have a serious problem while printStackTrace. But may
+ be another exception, so print it. */
+
+ xptr = exceptions_get_exception();
+
+ if (xptr != NULL) {
+ fprintf(stderr, "Exception while printStackTrace(): ");
+
+ /* now print original exception */
+
+ exceptions_print_exception(xptr);
+ stacktrace_print_trace(xptr);
+
+ /* now print original exception */
+
+ fprintf(stderr, "Original exception was: ");
+ exceptions_print_exception(oxptr);
+ stacktrace_print_trace(oxptr);
+ }
+
+ fflush(stderr);
}
-#endif /* !defined(NDEBUG) */
/*
projects / cacao.git / blobdiff