-/* builtin.c - functions for unsupported operations
+/* vm/builtin.c - functions for unsupported operations
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
- M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
- P. Tomsich, J. Wenninger
+ Copyright (C) 1996-2005 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
This file is part of CACAO.
calls instead of machine instructions, using the C calling
convention.
- $Id: builtin.c 613 2003-11-12 13:17:58Z twisti $
+ $Id: builtin.c 1735 2004-12-07 14:33:27Z twisti $
*/
#include <assert.h>
#include <string.h>
-#include "main.h"
-#include "global.h"
-#include "builtin.h"
-#include "native.h"
-#include "loader.h"
-#include "tables.h"
-#include "asmpart.h"
-#include "threads/thread.h"
-#include "threads/locks.h"
-#include "toolbox/loging.h"
-#include "toolbox/memory.h"
-
-#include "native-math.h"
-
-
-builtin_descriptor builtin_desc[] = {
- {(functionptr) builtin_instanceof, "instanceof"},
- {(functionptr) builtin_checkcast, "checkcast"},
- {(functionptr) asm_builtin_checkcast, "checkcast"},
- {(functionptr) builtin_arrayinstanceof, "arrayinstanceof"},
-#if defined(__I386__)
- {(functionptr) asm_builtin_arrayinstanceof,"arrayinstanceof"},
+#include <math.h>
+
+#include "mm/boehm.h"
+#include "mm/memory.h"
+#include "native/native.h"
+#include "native/include/java_lang_Cloneable.h"
+#include "native/include/java_lang_VMObject.h"
+
+#if defined(USE_THREADS)
+# if defined(NATIVE_THREADS)
+# include "threads/native/threads.h"
+# else
+# include "threads/green/threads.h"
+# include "threads/green/locks.h"
+# endif
#endif
- {(functionptr) builtin_checkarraycast, "checkarraycast"},
- {(functionptr) asm_builtin_checkarraycast, "checkarraycast"},
- {(functionptr) asm_builtin_aastore, "aastore"},
- {(functionptr) builtin_new, "new"},
- {(functionptr) builtin_anewarray, "anewarray"},
- {(functionptr) builtin_newarray_array, "newarray_array"},
-#if defined(__I386__)
- /* have 2 parameters (needs stack manipulation) */
- {(functionptr) asm_builtin_anewarray, "anewarray"},
- {(functionptr) asm_builtin_newarray_array, "newarray_array"},
-#endif
- {(functionptr) builtin_newarray_boolean, "newarray_boolean"},
- {(functionptr) builtin_newarray_char, "newarray_char"},
- {(functionptr) builtin_newarray_float, "newarray_float"},
- {(functionptr) builtin_newarray_double, "newarray_double"},
- {(functionptr) builtin_newarray_byte, "newarray_byte"},
- {(functionptr) builtin_newarray_short, "newarray_short"},
- {(functionptr) builtin_newarray_int, "newarray_int"},
- {(functionptr) builtin_newarray_long, "newarray_long"},
- {(functionptr) builtin_displaymethodstart, "displaymethodstart"},
- {(functionptr) builtin_displaymethodstop, "displaymethodstop"},
- {(functionptr) builtin_monitorenter, "monitorenter"},
- {(functionptr) asm_builtin_monitorenter, "monitorenter"},
- {(functionptr) builtin_monitorexit, "monitorexit"},
- {(functionptr) asm_builtin_monitorexit, "monitorexit"},
-#if !SUPPORT_DIVISION
- {(functionptr) builtin_idiv, "idiv"},
- {(functionptr) asm_builtin_idiv, "idiv"},
- {(functionptr) builtin_irem, "irem"},
- {(functionptr) asm_builtin_irem, "irem"},
-#endif
- {(functionptr) builtin_ladd, "ladd"},
- {(functionptr) builtin_lsub, "lsub"},
- {(functionptr) builtin_lmul, "lmul"},
-#if !(SUPPORT_DIVISION && SUPPORT_LONG && SUPPORT_LONG_MULDIV)
- {(functionptr) builtin_ldiv, "ldiv"},
- {(functionptr) asm_builtin_ldiv, "ldiv"},
- {(functionptr) builtin_lrem, "lrem"},
- {(functionptr) asm_builtin_lrem, "lrem"},
-#endif
- {(functionptr) builtin_lshl, "lshl"},
- {(functionptr) builtin_lshr, "lshr"},
- {(functionptr) builtin_lushr, "lushr"},
- {(functionptr) builtin_land, "land"},
- {(functionptr) builtin_lor, "lor"},
- {(functionptr) builtin_lxor, "lxor"},
- {(functionptr) builtin_lneg, "lneg"},
- {(functionptr) builtin_lcmp, "lcmp"},
- {(functionptr) builtin_fadd, "fadd"},
- {(functionptr) builtin_fsub, "fsub"},
- {(functionptr) builtin_fmul, "fmul"},
- {(functionptr) builtin_fdiv, "fdiv"},
- {(functionptr) builtin_frem, "frem"},
- {(functionptr) builtin_fneg, "fneg"},
- {(functionptr) builtin_fcmpl, "fcmpl"},
- {(functionptr) builtin_fcmpg, "fcmpg"},
- {(functionptr) builtin_dadd, "dadd"},
- {(functionptr) builtin_dsub, "dsub"},
- {(functionptr) builtin_dmul, "dmul"},
- {(functionptr) builtin_ddiv, "ddiv"},
- {(functionptr) builtin_drem, "drem"},
- {(functionptr) builtin_dneg, "dneg"},
- {(functionptr) builtin_dcmpl, "dcmpl"},
- {(functionptr) builtin_dcmpg, "dcmpg"},
- {(functionptr) builtin_i2l, "i2l"},
- {(functionptr) builtin_i2f, "i2f"},
- {(functionptr) builtin_i2d, "i2d"},
- {(functionptr) builtin_l2i, "l2i"},
- {(functionptr) builtin_l2f, "l2f"},
- {(functionptr) builtin_l2d, "l2d"},
- {(functionptr) builtin_f2i, "f2i"},
- {(functionptr) builtin_f2l, "f2l"},
- {(functionptr) builtin_f2d, "f2d"},
- {(functionptr) builtin_d2i, "d2i"},
- {(functionptr) builtin_d2l, "d2l"},
-#if defined(__I386__)
- {(functionptr) asm_builtin_f2i, "f2i"},
- {(functionptr) asm_builtin_f2l, "f2l"},
- {(functionptr) asm_builtin_d2i, "d2i"},
- {(functionptr) asm_builtin_d2l, "d2l"},
-#endif
- {(functionptr) builtin_d2f, "d2f"},
- {(functionptr) NULL, "unknown"}
-};
+#include "toolbox/logging.h"
+#include "vm/builtin.h"
+#include "vm/exceptions.h"
+#include "vm/global.h"
+#include "vm/loader.h"
+#include "vm/options.h"
+#include "vm/tables.h"
+#include "vm/jit/asmpart.h"
+
+
+#undef DEBUG /*define DEBUG 1*/
+
+THREADSPECIFIC methodinfo* _threadrootmethod = NULL;
+THREADSPECIFIC void *_thread_nativestackframeinfo=NULL;
/*****************************************************************************
TYPE CHECKS
0 ... otherwise
*****************************************************************************/
-
-s4 builtin_isanysubclass (classinfo *sub, classinfo *super)
+s4 builtin_isanysubclass(classinfo *sub, classinfo *super)
{
+ s4 res;
+ castinfo classvalues;
+
+ /*classinfo *tmp;*/
if (super->flags & ACC_INTERFACE)
return (sub->vftbl->interfacetablelength > super->index) &&
(sub->vftbl->interfacetable[-super->index] != NULL);
return 0;
*/
- return (unsigned) (sub->vftbl->baseval - super->vftbl->baseval) <=
- (unsigned) (super->vftbl->diffval);
+/*
+ for (tmp=sub;tmp!=0;tmp=tmp->super) {
+ printf("->");
+ utf_display(tmp->name);
+ }
+ printf("\n\n");
+
+ for (tmp=super;tmp!=0;tmp=tmp->super) {
+ printf("->");
+ utf_display(tmp->name);
+ }
+ printf("\n");
+
+
+ printf("sub->vftbl->baseval %d, super->vftbl->baseval %d\n diff %d, super->vftbl->diffval %d\n",
+ sub->vftbl->baseval, super->vftbl->baseval, (unsigned)(sub->vftbl->baseval - super->vftbl->baseval),
+ super->vftbl->diffval); */
+
+ asm_getclassvalues_atomic(super->vftbl, sub->vftbl, &classvalues);
+
+ res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval) <=
+ (unsigned) classvalues.super_diffval;
+
+ return res;
+}
+
+s4 builtin_isanysubclass_vftbl(vftbl_t *sub,vftbl_t *super)
+{
+ s4 res;
+ int base;
+ castinfo classvalues;
+
+ asm_getclassvalues_atomic(super, sub, &classvalues);
+
+ if ((base = classvalues.super_baseval) <= 0)
+ /* super is an interface */
+ res = (sub->interfacetablelength > -base) &&
+ (sub->interfacetable[base] != NULL);
+ else
+ res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
+ <= (unsigned) classvalues.super_diffval;
+
+ return res;
}
*****************************************************************************/
+/* XXX should use vftbl */
s4 builtin_instanceof(java_objectheader *obj, classinfo *class)
{
#ifdef DEBUG
log_text ("builtin_instanceof called");
-#endif
-
+#endif
if (!obj) return 0;
return builtin_isanysubclass (obj->vftbl->class, class);
}
****************************************************************************/
+/* XXX should use vftbl */
s4 builtin_checkcast(java_objectheader *obj, classinfo *class)
{
#ifdef DEBUG
******************************************************************************/
-static s4 builtin_descriptorscompatible(constant_arraydescriptor *desc, constant_arraydescriptor *target)
+static s4 builtin_descriptorscompatible(arraydescriptor *desc,arraydescriptor *target)
{
- if (desc == target) return 1;
+ if (desc==target) return 1;
if (desc->arraytype != target->arraytype) return 0;
-
- switch (target->arraytype) {
- case ARRAYTYPE_OBJECT:
- return builtin_isanysubclass(desc->objectclass, target->objectclass);
- case ARRAYTYPE_ARRAY:
- return builtin_descriptorscompatible
- (desc->elementdescriptor, target->elementdescriptor);
- default: return 1;
+ if (desc->arraytype != ARRAYTYPE_OBJECT) return 1;
+
+ /* {both arrays are arrays of references} */
+ if (desc->dimension == target->dimension) {
+ /* an array which contains elements of interface types is allowed to be casted to Object (JOWENN)*/
+ if ( (desc->elementvftbl->baseval<0) && (target->elementvftbl->baseval==1) ) return 1;
+ return builtin_isanysubclass_vftbl(desc->elementvftbl,target->elementvftbl);
}
-}
+ if (desc->dimension < target->dimension) return 0;
+ /* {desc has higher dimension than target} */
+ return builtin_isanysubclass_vftbl(pseudo_class_Arraystub_vftbl,target->elementvftbl);
+}
/******************** function: builtin_checkarraycast ***********************
*****************************************************************************/
-s4 builtin_checkarraycast(java_objectheader *o, constant_arraydescriptor *desc)
+s4 builtin_checkarraycast(java_objectheader *o, vftbl_t *target)
{
- java_arrayheader *a = (java_arrayheader*) o;
-
- if (!o) return 1;
- if (o->vftbl->class != class_array) {
-#ifdef DEBUG
- printf("#### checkarraycast failed 1\n");
-#endif
- return 0;
- }
-
- if (a->arraytype != desc->arraytype) {
-#ifdef DEBUG
- printf("#### checkarraycast failed 2\n");
-#endif
- return 0;
- }
+ arraydescriptor *desc;
- switch (a->arraytype) {
- case ARRAYTYPE_OBJECT: {
- java_objectarray *oa = (java_objectarray*) o;
- int result = builtin_isanysubclass(oa->elementtype, desc->objectclass);
-
-#ifdef DEBUG
- if (!result)
- printf("#### checkarraycast failed 3\n");
-#endif
- return result;
- }
- case ARRAYTYPE_ARRAY: {
- java_arrayarray *aa = (java_arrayarray*) o;
- int result = builtin_descriptorscompatible
- (aa->elementdescriptor, desc->elementdescriptor);
+ if (!o) return 1;
+ if ((desc = o->vftbl->arraydesc) == NULL) return 0;
-#ifdef DEBUG
- if (!result)
- printf("#### checkarraycast failed 4\n");
-#endif
- return result;
- }
- default:
- return 1;
- }
+ return builtin_descriptorscompatible(desc, target->arraydesc);
}
-s4 builtin_arrayinstanceof(java_objectheader *obj, constant_arraydescriptor *desc)
+s4 builtin_arrayinstanceof(java_objectheader *obj, vftbl_t *target)
{
if (!obj) return 1;
- return builtin_checkarraycast (obj, desc);
+ return builtin_checkarraycast(obj, target);
}
******************************************************************************/
-java_objectheader *builtin_throw_exception(java_objectheader *local_exceptionptr)
+java_objectheader *builtin_throw_exception(java_objectheader *xptr)
{
- if (verbose) {
+ if (opt_verbose) {
+ char logtext[MAXLOGTEXT];
sprintf(logtext, "Builtin exception thrown: ");
- utf_sprint(logtext + strlen(logtext), local_exceptionptr->vftbl->class->name);
- dolog();
+ if (xptr) {
+ java_lang_Throwable *t = (java_lang_Throwable *) xptr;
+
+ utf_sprint_classname(logtext + strlen(logtext),
+ xptr->vftbl->class->name);
+
+ if (t->detailMessage) {
+ sprintf(logtext + strlen(logtext), ": %s",
+ javastring_tochar((java_objectheader *) t->detailMessage));
+ }
+
+ } else {
+ sprintf(logtext + strlen(logtext), "Error: <Nullpointer instead of exception>");
+ }
+ log_text(logtext);
}
- exceptionptr = local_exceptionptr;
- return local_exceptionptr;
+
+ *exceptionptr = xptr;
+
+ return xptr;
}
+
/******************* function: builtin_canstore *******************************
Checks, if an object can be stored in an array.
******************************************************************************/
+s4 builtin_canstore (java_objectarray *a, java_objectheader *o)
+{
+ arraydescriptor *desc;
+ arraydescriptor *valuedesc;
+ vftbl_t *componentvftbl;
+ vftbl_t *valuevftbl;
+ int dim_m1;
+ int base;
+ castinfo classvalues;
+
+ if (!o) return 1;
+
+ /* The following is guaranteed (by verifier checks):
+ *
+ * *) a->...vftbl->arraydesc != NULL
+ * *) a->...vftbl->arraydesc->componentvftbl != NULL
+ * *) o->vftbl is not an interface vftbl
+ */
+
+ desc = a->header.objheader.vftbl->arraydesc;
+ componentvftbl = desc->componentvftbl;
+ valuevftbl = o->vftbl;
-s4 builtin_canstore(java_objectarray *a, java_objectheader *o)
+ if ((dim_m1 = desc->dimension - 1) == 0) {
+ s4 res;
+
+ /* {a is a one-dimensional array} */
+ /* {a is an array of references} */
+
+ if (valuevftbl == componentvftbl)
+ return 1;
+
+ asm_getclassvalues_atomic(componentvftbl, valuevftbl, &classvalues);
+
+ if ((base = classvalues.super_baseval) <= 0)
+ /* an array of interface references */
+ return (valuevftbl->interfacetablelength > -base &&
+ valuevftbl->interfacetable[base] != NULL);
+
+ res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
+ <= (unsigned) classvalues.super_diffval;
+
+ return res;
+ }
+ /* {a has dimension > 1} */
+ /* {componentvftbl->arraydesc != NULL} */
+
+ /* check if o is an array */
+ if ((valuedesc = valuevftbl->arraydesc) == NULL)
+ return 0;
+ /* {o is an array} */
+
+ return builtin_descriptorscompatible(valuedesc,componentvftbl->arraydesc);
+}
+
+
+/* This is an optimized version where a is guaranteed to be one-dimensional */
+s4 builtin_canstore_onedim (java_objectarray *a, java_objectheader *o)
{
+ arraydescriptor *desc;
+ vftbl_t *elementvftbl;
+ vftbl_t *valuevftbl;
+ s4 res;
+ int base;
+ castinfo classvalues;
+
if (!o) return 1;
+
+ /* The following is guaranteed (by verifier checks):
+ *
+ * *) a->...vftbl->arraydesc != NULL
+ * *) a->...vftbl->arraydesc->elementvftbl != NULL
+ * *) a->...vftbl->arraydesc->dimension == 1
+ * *) o->vftbl is not an interface vftbl
+ */
+
+ desc = a->header.objheader.vftbl->arraydesc;
+ elementvftbl = desc->elementvftbl;
+ valuevftbl = o->vftbl;
+
+ /* {a is a one-dimensional array} */
- switch (a->header.arraytype) {
- case ARRAYTYPE_OBJECT:
- if (!builtin_checkcast(o, a->elementtype)) {
- return 0;
- }
+ if (valuevftbl == elementvftbl)
return 1;
- break;
- case ARRAYTYPE_ARRAY:
- if (!builtin_checkarraycast
- (o, ((java_arrayarray*)a)->elementdescriptor)) {
- return 0;
- }
- return 1;
- break;
+ asm_getclassvalues_atomic(elementvftbl, valuevftbl, &classvalues);
- default:
- panic("builtin_canstore called with invalid arraytype");
- return 0;
- }
+ if ((base = classvalues.super_baseval) <= 0)
+ /* an array of interface references */
+ return (valuevftbl->interfacetablelength > -base &&
+ valuevftbl->interfacetable[base] != NULL);
+
+ res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
+ <= (unsigned) classvalues.super_diffval;
+
+ return res;
}
+/* This is an optimized version where a is guaranteed to be a
+ * one-dimensional array of a class type */
+s4 builtin_canstore_onedim_class(java_objectarray *a, java_objectheader *o)
+{
+ vftbl_t *elementvftbl;
+ vftbl_t *valuevftbl;
+ s4 res;
+ castinfo classvalues;
+
+ if (!o) return 1;
-/*****************************************************************************
- ARRAY OPERATIONS
-*****************************************************************************/
+ /* The following is guaranteed (by verifier checks):
+ *
+ * *) a->...vftbl->arraydesc != NULL
+ * *) a->...vftbl->arraydesc->elementvftbl != NULL
+ * *) a->...vftbl->arraydesc->elementvftbl is not an interface vftbl
+ * *) a->...vftbl->arraydesc->dimension == 1
+ * *) o->vftbl is not an interface vftbl
+ */
+
+ elementvftbl = a->header.objheader.vftbl->arraydesc->elementvftbl;
+ valuevftbl = o->vftbl;
+
+ /* {a is a one-dimensional array} */
+
+ if (valuevftbl == elementvftbl)
+ return 1;
+ asm_getclassvalues_atomic(elementvftbl, valuevftbl, &classvalues);
+
+ res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
+ <= (unsigned) classvalues.super_diffval;
+
+ return res;
+}
/******************** Function: builtin_new **********************************
{
java_objectheader *o;
- class_init(c);
+ /* is the class loaded */
+ if (!c->loaded)
+ if (!class_load(c))
+ return NULL;
+
+ /* is the class linked */
+ if (!c->linked)
+ if (!class_link(c))
+ return NULL;
+
+ if (!c->initialized) {
+ if (initverbose)
+ log_message_class("Initialize class (from builtin_new): ", c);
+
+ if (!class_init(c))
+ return NULL;
+ }
#ifdef SIZE_FROM_CLASSINFO
c->alignedsize = align_size(c->instancesize);
#else
o = heap_allocate(c->instancesize, true, c->finalizer);
#endif
- if (!o) return NULL;
-
+
+ if (!o)
+ return NULL;
+
memset(o, 0, c->instancesize);
o->vftbl = c->vftbl;
+#if defined(USE_THREADS) && defined(NATIVE_THREADS)
+ initObjectLock(o);
+#endif
return o;
}
+/********************** Function: builtin_newarray **************************
-/******************** function: builtin_anewarray ****************************
+ Creates an array with the given vftbl on the heap.
- Creates an array of pointers to objects on the heap.
- Parameters:
- size ......... number of elements
- elementtype .. pointer to the classinfo structure for the element type
-
Return value: pointer to the array or NULL if no memory is available
+ CAUTION: The given vftbl must be the vftbl of the *array* class,
+ not of the element class.
+
*****************************************************************************/
-static
-void* __builtin_newarray(s4 base_size,
- s4 size,
- bool references,
- int elementsize,
- int arraytype,
- classinfo *el)
+java_arrayheader *builtin_newarray(s4 size, vftbl_t *arrayvftbl)
{
java_arrayheader *a;
+ arraydescriptor *desc;
+ s4 dataoffset;
+ s4 componentsize;
+ s4 actualsize;
+
+ desc = arrayvftbl->arraydesc;
+ dataoffset = desc->dataoffset;
+ componentsize = desc->componentsize;
+
+ if (size < 0) {
+ *exceptionptr =
+ new_exception(string_java_lang_NegativeArraySizeException);
+ return NULL;
+ }
#ifdef SIZE_FROM_CLASSINFO
- s4 alignedsize = align_size(base_size + (size-1) * elementsize);
- a = heap_allocate(alignedsize, references, NULL);
-#else
- a = heap_allocate(sizeof(java_objectarray) + (size-1) * elementsize,
- references,
- NULL);
+ actualsize = align_size(dataoffset + size * componentsize);
+ actualsize = dataoffset + size * componentsize;
+#else
+ actualsize = 0;
#endif
- if (!a) return NULL;
-#ifdef SIZE_FROM_CLASSINFO
- memset(a, 0, alignedsize);
-#else
- memset(a, 0, base_size + (size-1) * elementsize);
-#endif
+ if (((u4) actualsize) < ((u4) size)) { /* overflow */
+ *exceptionptr = new_exception(string_java_lang_OutOfMemoryError);
+ return NULL;
+ }
-#if 0
- {
- classinfo *c;
-
- switch (arraytype) {
- case ARRAYTYPE_INT:
- c = create_array_class(utf_new_char("[I"));
- use_class_as_object(c, "int");
- break;
-
- case ARRAYTYPE_LONG:
- c = create_array_class(utf_new_char("[J"));
- use_class_as_object(c, "long");
- break;
-
- case ARRAYTYPE_FLOAT:
- c = create_array_class(utf_new_char("[F"));
- use_class_as_object(c, "float");
- break;
-
- case ARRAYTYPE_DOUBLE:
- c = create_array_class(utf_new_char("[D"));
- use_class_as_object(c, "double");
- break;
-
- case ARRAYTYPE_BYTE:
- c = create_array_class(utf_new_char("[B"));
- use_class_as_object(c, "byte");
- break;
-
- case ARRAYTYPE_CHAR:
- c = create_array_class(utf_new_char("[C"));
- use_class_as_object(c, "char");
- break;
-
- case ARRAYTYPE_SHORT:
- c = create_array_class(utf_new_char("[S"));
- use_class_as_object(c, "short");
- break;
-
- case ARRAYTYPE_BOOLEAN:
- c = create_array_class(utf_new_char("[Z"));
- use_class_as_object(c, "boolean");
- break;
-
- case ARRAYTYPE_OBJECT:
- {
- char *cname, *buf;
- cname = heap_allocate(utf_strlen(el->name), false, NULL);
- utf_sprint(cname, el->name);
- buf = heap_allocate(strlen(cname) + 3, false, NULL);
- /* printf("\n\n[L%s;\n\n", cname); */
- sprintf(buf, "[L%s;", cname);
- c = create_array_class(utf_new_char(buf));
- /* MFREE(buf, char, strlen(cname) + 3); */
- /* MFREE(cname, char, utf_strlen(el->name)); */
- use_class_as_object(c, cname);
- }
- break;
+ a = heap_allocate(actualsize,
+ (desc->arraytype == ARRAYTYPE_OBJECT),
+ NULL);
- case ARRAYTYPE_ARRAY:
- c = create_array_class(utf_new_char("[["));
- use_class_as_object(c, "java/lang/Boolean");
- break;
+ if (!a)
+ return NULL;
- default:
- panic("unknown array type");
- }
+ memset(a, 0, actualsize);
- a->objheader.vftbl = c->vftbl;
- }
-#else
- a->objheader.vftbl = class_array->vftbl;
+ a->objheader.vftbl = arrayvftbl;
+#if defined(USE_THREADS) && defined(NATIVE_THREADS)
+ initObjectLock(&a->objheader);
#endif
a->size = size;
#ifdef SIZE_FROM_CLASSINFO
- a->alignedsize = alignedsize;
+ a->alignedsize = actualsize;
#endif
- a->arraytype = arraytype;
return a;
}
-java_objectarray *builtin_anewarray(s4 size, classinfo *elementtype)
-{
- java_objectarray *a;
- a = (java_objectarray*)__builtin_newarray(sizeof(java_objectarray),
- size,
- true,
- sizeof(void*),
- ARRAYTYPE_OBJECT,
- elementtype);
- if (!a) return NULL;
-
- a->elementtype = elementtype;
- return a;
-}
+/********************** Function: builtin_anewarray *************************
+ Creates an array of references to the given class type on the heap.
+ Return value: pointer to the array or NULL if no memory is available
-/******************** function: builtin_newarray_array ***********************
-
- Creates an array of pointers to arrays on the heap.
- Parameters:
- size ......... number of elements
- elementdesc .. pointer to the array description structure for the
- element arrays
-
- Return value: pointer to the array or NULL if no memory is available
+ XXX This function does not do The Right Thing, because it uses a
+ classinfo pointer at runtime. builtin_newarray should be used
+ instead.
*****************************************************************************/
-java_arrayarray *builtin_newarray_array(s4 size,
- constant_arraydescriptor *elementdesc)
+java_objectarray *builtin_anewarray(s4 size, classinfo *component)
{
- java_arrayarray *a;
- a = (java_arrayarray*)__builtin_newarray(sizeof(java_arrayarray),
- size,
- true,
- sizeof(void*),
- ARRAYTYPE_ARRAY,
- elementdesc->objectclass);
- if (!a) return NULL;
+ /* is class loaded */
+ if (!component->loaded)
+ if (!class_load(component))
+ return NULL;
- a->elementdescriptor = elementdesc;
- return a;
+ /* is class linked */
+ if (!component->linked)
+ if (!class_link(component))
+ return NULL;
+
+ return (java_objectarray *) builtin_newarray(size, class_array_of(component)->vftbl);
}
-/******************** function: builtin_newarray_boolean ************************
+/******************** Function: builtin_newarray_int ***********************
+
+ Creates an array of 32 bit Integers on the heap.
- Creates an array of bytes on the heap. The array is designated as an array
- of booleans (important for casts)
-
Return value: pointer to the array or NULL if no memory is available
*****************************************************************************/
-java_booleanarray *builtin_newarray_boolean(s4 size)
+java_intarray *builtin_newarray_int(s4 size)
{
- java_booleanarray *a;
- a = (java_booleanarray*)__builtin_newarray(sizeof(java_booleanarray),
- size,
- false,
- sizeof(u1),
- ARRAYTYPE_BOOLEAN,
- NULL);
- return a;
+ return (java_intarray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_INT].arrayvftbl);
}
-/******************** function: builtin_newarray_char ************************
- Creates an array of characters on the heap.
+/******************** Function: builtin_newarray_long ***********************
+
+ Creates an array of 64 bit Integers on the heap.
Return value: pointer to the array or NULL if no memory is available
*****************************************************************************/
-java_chararray *builtin_newarray_char(s4 size)
+java_longarray *builtin_newarray_long(s4 size)
{
- java_chararray *a;
- a = (java_chararray*)__builtin_newarray(sizeof(java_chararray),
- size,
- false,
- sizeof(u2),
- ARRAYTYPE_CHAR,
- NULL);
- return a;
+ return (java_longarray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_LONG].arrayvftbl);
}
java_floatarray *builtin_newarray_float(s4 size)
{
- java_floatarray *a;
- a = (java_floatarray*)__builtin_newarray(sizeof(java_floatarray),
- size,
- false,
- sizeof(float),
- ARRAYTYPE_FLOAT,
- NULL);
- return a;
+ return (java_floatarray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_FLOAT].arrayvftbl);
}
java_doublearray *builtin_newarray_double(s4 size)
{
- java_doublearray *a;
- a = (java_doublearray*)__builtin_newarray(sizeof(java_doublearray),
- size,
- false,
- sizeof(double),
- ARRAYTYPE_DOUBLE,
- NULL);
- return a;
+ return (java_doublearray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_DOUBLE].arrayvftbl);
}
-
-
/******************** function: builtin_newarray_byte ***********************
Creates an array of 8 bit Integers on the heap.
java_bytearray *builtin_newarray_byte(s4 size)
{
- java_bytearray *a;
- a = (java_bytearray*)__builtin_newarray(sizeof(java_bytearray),
- size,
- false,
- sizeof(u1),
- ARRAYTYPE_BYTE,
- NULL);
- return a;
+ return (java_bytearray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_BYTE].arrayvftbl);
}
-/******************** function: builtin_newarray_short ***********************
+/******************** function: builtin_newarray_char ************************
- Creates an array of 16 bit Integers on the heap.
+ Creates an array of characters on the heap.
Return value: pointer to the array or NULL if no memory is available
*****************************************************************************/
-java_shortarray *builtin_newarray_short(s4 size)
+java_chararray *builtin_newarray_char(s4 size)
{
- java_shortarray *a;
- a = (java_shortarray*)__builtin_newarray(sizeof(java_shortarray),
- size,
- false,
- sizeof(s2),
- ARRAYTYPE_SHORT,
- NULL);
- return a;
+ return (java_chararray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_CHAR].arrayvftbl);
}
-/******************** Function: builtin_newarray_int ***********************
+/******************** function: builtin_newarray_short ***********************
- Creates an array of 32 bit Integers on the heap.
+ Creates an array of 16 bit Integers on the heap.
Return value: pointer to the array or NULL if no memory is available
*****************************************************************************/
-java_intarray *builtin_newarray_int(s4 size)
+java_shortarray *builtin_newarray_short(s4 size)
{
- java_intarray *a;
- a = (java_intarray*)__builtin_newarray(sizeof(java_intarray),
- size,
- false,
- sizeof(s4),
- ARRAYTYPE_INT,
- NULL);
-
-#if 0
- if (a == NULL) {
- asm_handle_builtin_exception(proto_java_lang_OutOfMemoryError);
- }
-#endif
-
- return a;
+ return (java_shortarray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_SHORT].arrayvftbl);
}
-/******************** Function: builtin_newarray_long ***********************
-
- Creates an array of 64 bit Integers on the heap.
+/******************** function: builtin_newarray_boolean ************************
+ Creates an array of bytes on the heap. The array is designated as an array
+ of booleans (important for casts)
+
Return value: pointer to the array or NULL if no memory is available
*****************************************************************************/
-java_longarray *builtin_newarray_long(s4 size)
+java_booleanarray *builtin_newarray_boolean(s4 size)
{
- java_longarray *a;
- a = (java_longarray*)__builtin_newarray(sizeof(java_longarray),
- size,
- false,
- sizeof(s8),
- ARRAYTYPE_LONG,
- NULL);
- return a;
+ return (java_booleanarray*) builtin_newarray(size, primitivetype_table[ARRAYTYPE_BOOLEAN].arrayvftbl);
}
-
-/***************** function: builtin_multianewarray ***************************
+/**************** function: builtin_nmultianewarray ***************************
Creates a multi-dimensional array on the heap. The dimensions are passed in
- an array of Integers. The type for the array is passed as a reference to a
- constant_arraydescriptor structure.
+ an array of longs.
+
+ Arguments:
+ n............number of dimensions to create
+ arrayvftbl...vftbl of the array class
+ dims.........array containing the size of each dimension to create
Return value: pointer to the array or NULL if no memory is available
******************************************************************************/
- /* Helper functions */
-
-static java_arrayheader *multianewarray_part(java_intarray *dims, int thisdim,
- constant_arraydescriptor *desc)
+java_arrayheader *builtin_nmultianewarray(int n, vftbl_t *arrayvftbl, long *dims)
+/* java_arrayheader *builtin_nmultianewarray(int n, classinfo *arrayclass, long *dims) */
{
- u4 size,i;
- java_arrayarray *a;
-
- size = dims->data[thisdim];
-
- if (thisdim == (dims->header.size - 1)) {
- /* last dimension reached */
-
- switch (desc -> arraytype) {
- case ARRAYTYPE_BOOLEAN:
- return (java_arrayheader*) builtin_newarray_boolean(size);
- case ARRAYTYPE_CHAR:
- return (java_arrayheader*) builtin_newarray_char(size);
- case ARRAYTYPE_FLOAT:
- return (java_arrayheader*) builtin_newarray_float(size);
- case ARRAYTYPE_DOUBLE:
- return (java_arrayheader*) builtin_newarray_double(size);
- case ARRAYTYPE_BYTE:
- return (java_arrayheader*) builtin_newarray_byte(size);
- case ARRAYTYPE_SHORT:
- return (java_arrayheader*) builtin_newarray_short(size);
- case ARRAYTYPE_INT:
- return (java_arrayheader*) builtin_newarray_int(size);
- case ARRAYTYPE_LONG:
- return (java_arrayheader*) builtin_newarray_long(size);
- case ARRAYTYPE_OBJECT:
- return (java_arrayheader*) builtin_anewarray(size, desc->objectclass);
-
- case ARRAYTYPE_ARRAY:
- return (java_arrayheader*) builtin_newarray_array(size, desc->elementdescriptor);
-
- default: panic("Invalid arraytype in multianewarray");
- }
- }
-
- /* if the last dimension has not been reached yet */
+ s4 size, i;
+ java_arrayheader *a;
+ vftbl_t *componentvftbl;
- if (desc->arraytype != ARRAYTYPE_ARRAY)
- panic("multianewarray with too many dimensions");
+/* utf_display(arrayclass->name); */
- a = builtin_newarray_array(size, desc->elementdescriptor);
- if (!a) return NULL;
+/* class_load(arrayclass); */
+/* class_link(arrayclass); */
- for (i = 0; i < size; i++) {
- java_arrayheader *ea =
- multianewarray_part(dims, thisdim + 1, desc->elementdescriptor);
- if (!ea) return NULL;
-
- a->data[i] = ea;
- }
-
- return (java_arrayheader*) a;
-}
-
-
-java_arrayheader *builtin_multianewarray(java_intarray *dims,
- constant_arraydescriptor *desc)
-{
- return multianewarray_part(dims, 0, desc);
-}
+ /* create this dimension */
+ size = (s4) dims[0];
+ a = builtin_newarray(size, arrayvftbl);
+/* a = builtin_newarray(size, arrayclass->vftbl); */
+ if (!a)
+ return NULL;
-static java_arrayheader *nmultianewarray_part(int n, long *dims, int thisdim,
- constant_arraydescriptor *desc)
-{
- int size, i;
- java_arrayarray *a;
+ /* if this is the last dimension return */
+ if (!--n)
+ return a;
- size = (int) dims[thisdim];
-
- if (thisdim == (n - 1)) {
- /* last dimension reached */
-
- switch (desc -> arraytype) {
- case ARRAYTYPE_BOOLEAN:
- return (java_arrayheader*) builtin_newarray_boolean(size);
- case ARRAYTYPE_CHAR:
- return (java_arrayheader*) builtin_newarray_char(size);
- case ARRAYTYPE_FLOAT:
- return (java_arrayheader*) builtin_newarray_float(size);
- case ARRAYTYPE_DOUBLE:
- return (java_arrayheader*) builtin_newarray_double(size);
- case ARRAYTYPE_BYTE:
- return (java_arrayheader*) builtin_newarray_byte(size);
- case ARRAYTYPE_SHORT:
- return (java_arrayheader*) builtin_newarray_short(size);
- case ARRAYTYPE_INT:
- return (java_arrayheader*) builtin_newarray_int(size);
- case ARRAYTYPE_LONG:
- return (java_arrayheader*) builtin_newarray_long(size);
- case ARRAYTYPE_OBJECT:
- return (java_arrayheader*) builtin_anewarray(size,
- desc->objectclass);
- case ARRAYTYPE_ARRAY:
- return (java_arrayheader*) builtin_newarray_array(size,
- desc->elementdescriptor);
-
- default: panic ("Invalid arraytype in multianewarray");
- }
- }
+ /* get the vftbl of the components to create */
+ componentvftbl = arrayvftbl->arraydesc->componentvftbl;
+/* component = arrayclass->vftbl->arraydesc; */
- /* if the last dimension has not been reached yet */
+ /* The verifier guarantees this. */
+ /* if (!componentvftbl) */
+ /* panic ("multianewarray with too many dimensions"); */
- if (desc->arraytype != ARRAYTYPE_ARRAY)
- panic ("multianewarray with too many dimensions");
-
- a = builtin_newarray_array(size, desc->elementdescriptor);
- if (!a) return NULL;
-
+ /* create the component arrays */
for (i = 0; i < size; i++) {
java_arrayheader *ea =
- nmultianewarray_part(n, dims, thisdim + 1, desc->elementdescriptor);
- if (!ea) return NULL;
+ builtin_nmultianewarray(n, componentvftbl, dims + 1);
- a -> data[i] = ea;
- }
+ if (!ea)
+ return NULL;
- return (java_arrayheader*) a;
-}
-
-
-java_arrayheader *builtin_nmultianewarray (int size,
- constant_arraydescriptor *desc, long *dims)
-{
- (void) builtin_newarray_int(size); /* for compatibility with -old */
- return nmultianewarray_part (size, dims, 0, desc);
-}
-
-
-
-
-/************************* function: builtin_aastore *************************
-
- Stores a reference to an object into an object array or into an array
- array. Before any action is performed, the validity of the operation is
- checked.
-
- Return value: 1 ... ok
- 0 ... this object cannot be stored into this array
-
-*****************************************************************************/
-
-s4 builtin_aastore (java_objectarray *a, s4 index, java_objectheader *o)
-{
- if (builtin_canstore(a,o)) {
- a->data[index] = o;
- return 1;
+ ((java_objectarray *) a)->data[i] = (java_objectheader *) ea;
}
- return 0;
-}
-
-
-
+ return a;
+}
/*****************************************************************************
*****************************************************************************/
-
u4 methodindent = 0;
-java_objectheader *builtin_trace_exception(java_objectheader *exceptionptr,
- methodinfo *method, int *pos,
- int noindent)
+java_objectheader *builtin_trace_exception(java_objectheader *xptr,
+ methodinfo *m,
+ void *pos,
+ s4 line,
+ s4 noindent)
{
+ if (!noindent) {
+ if (methodindent)
+ methodindent--;
+ else
+ log_text("WARNING: unmatched methodindent--");
+ }
+ if (opt_verbose || runverbose || verboseexception) {
+ if (xptr) {
+ printf("Exception ");
+ utf_display_classname(xptr->vftbl->class->name);
- if (!noindent)
- methodindent--;
- if (verbose || runverbose) {
- printf("Exception ");
- utf_display (exceptionptr->vftbl->class->name);
+ } else {
+ printf("Some Throwable");
+ }
printf(" thrown in ");
- if (method) {
- utf_display (method->class->name);
+
+ if (m) {
+ utf_display_classname(m->class->name);
printf(".");
- utf_display (method->name);
- if (method->flags & ACC_SYNCHRONIZED)
- printf("(SYNC)");
- else
- printf("(NOSYNC)");
- printf("(%p) at position %p\n", method->entrypoint, pos);
- }
- else
+ utf_display(m->name);
+ if (m->flags & ACC_SYNCHRONIZED) {
+ printf("(SYNC");
+
+ } else{
+ printf("(NOSYNC");
+ }
+
+ if (m->flags & ACC_NATIVE) {
+ printf(",NATIVE");
+#if POINTERSIZE == 8
+ printf(")(0x%016lx) at position %p\n", (s8) m->entrypoint, pos);
+#else
+ printf(")(0x%08lx) at position %p\n", (s4) m->entrypoint, pos);
+#endif
+
+ } else {
+#if POINTERSIZE == 8
+ printf(")(0x%016lx) at position %p (", (s8) m->entrypoint, pos);
+#else
+ printf(")(0x%08lx) at position %p (", (s4) m->entrypoint, pos);
+#endif
+ if (m->class->sourcefile == NULL) {
+ printf("<NO CLASSFILE INFORMATION>");
+
+ } else {
+ utf_display(m->class->sourcefile);
+ }
+ printf(":%d)\n", line);
+ }
+
+ } else
printf("call_java_method\n");
- fflush (stdout);
+ fflush(stdout);
}
- return exceptionptr;
+
+ return xptr;
}
#if TRACE_ARGS_NUM > 6
s8 a6, s8 a7,
#endif
- methodinfo *method)
+ methodinfo *m)
{
- int i;
+ s4 i;
+ char logtext[MAXLOGTEXT];
for (i = 0; i < methodindent; i++)
logtext[i] = '\t';
+
sprintf(logtext + methodindent, "called: ");
- utf_sprint(logtext + strlen(logtext), method->class->name);
+ utf_sprint_classname(logtext + strlen(logtext), m->class->name);
sprintf(logtext + strlen(logtext), ".");
- utf_sprint(logtext + strlen(logtext), method->name);
- utf_sprint(logtext + strlen(logtext), method->descriptor);
+ utf_sprint(logtext + strlen(logtext), m->name);
+ utf_sprint_classname(logtext + strlen(logtext), m->descriptor);
+
+ if (m->flags & ACC_PUBLIC) sprintf(logtext + strlen(logtext), " PUBLIC");
+ if (m->flags & ACC_PRIVATE) sprintf(logtext + strlen(logtext), " PRIVATE");
+ if (m->flags & ACC_PROTECTED) sprintf(logtext + strlen(logtext), " PROTECTED");
+ if (m->flags & ACC_STATIC) sprintf(logtext + strlen(logtext), " STATIC");
+ if (m->flags & ACC_FINAL) sprintf(logtext + strlen(logtext), " FINAL");
+ if (m->flags & ACC_SYNCHRONIZED) sprintf(logtext + strlen(logtext), " SYNCHRONIZED");
+ if (m->flags & ACC_VOLATILE) sprintf(logtext + strlen(logtext), " VOLATILE");
+ if (m->flags & ACC_TRANSIENT) sprintf(logtext + strlen(logtext), " TRANSIENT");
+ if (m->flags & ACC_NATIVE) sprintf(logtext + strlen(logtext), " NATIVE");
+ if (m->flags & ACC_INTERFACE) sprintf(logtext + strlen(logtext), " INTERFACE");
+ if (m->flags & ACC_ABSTRACT) sprintf(logtext + strlen(logtext), " ABSTRACT");
+
+
sprintf(logtext + strlen(logtext), "(");
- switch (method->paramcount) {
+ switch (m->paramcount) {
case 0:
break;
-#if defined(__I386__)
+#if defined(__I386__) || defined(__POWERPC__)
case 1:
sprintf(logtext+strlen(logtext), "%llx", a0);
break;
default:
sprintf(logtext+strlen(logtext), "%llx, %llx, %llx, %llx, %llx, %llx, %llx, %llx, ...(%d)",
- a0, a1, a2, a3, a4, a5, a6, a7, method->paramcount - 8);
+ a0, a1, a2, a3, a4, a5, a6, a7, m->paramcount - 8);
break;
#else
default:
sprintf(logtext+strlen(logtext), "%llx, %llx, %llx, %llx, %llx, %llx, ...(%d)",
- a0, a1, a2, a3, a4, a5, method->paramcount - 6);
+ a0, a1, a2, a3, a4, a5, m->paramcount - 6);
break;
#endif
#else
default:
sprintf(logtext+strlen(logtext), "%lx, %lx, %lx, %lx, %lx, %lx, %lx, %lx, ...(%d)",
- a0, a1, a2, a3, a4, a5, a6, a7, method->paramcount - 8);
+ a0, a1, a2, a3, a4, a5, a6, a7, m->paramcount - 8);
break;
#else
default:
sprintf(logtext+strlen(logtext), "%lx, %lx, %lx, %lx, %lx, %lx, ...(%d)",
- a0, a1, a2, a3, a4, a5, method->paramcount - 6);
+ a0, a1, a2, a3, a4, a5, m->paramcount - 6);
break;
#endif
#endif
}
+
sprintf(logtext + strlen(logtext), ")");
+ log_text(logtext);
- dolog();
methodindent++;
}
#endif
-void builtin_displaymethodstart(methodinfo *method)
+void builtin_displaymethodstart(methodinfo *m)
{
+ char logtext[MAXLOGTEXT];
sprintf(logtext, " ");
sprintf(logtext + methodindent, "called: ");
- utf_sprint(logtext + strlen(logtext), method->class->name);
+ utf_sprint(logtext + strlen(logtext), m->class->name);
sprintf(logtext + strlen(logtext), ".");
- utf_sprint(logtext + strlen(logtext), method->name);
- utf_sprint(logtext + strlen(logtext), method->descriptor);
- dolog();
+ utf_sprint(logtext + strlen(logtext), m->name);
+ utf_sprint(logtext + strlen(logtext), m->descriptor);
+
+ if (m->flags & ACC_PUBLIC) sprintf(logtext + strlen(logtext), " PUBLIC");
+ if (m->flags & ACC_PRIVATE) sprintf(logtext + strlen(logtext), " PRIVATE");
+ if (m->flags & ACC_PROTECTED) sprintf(logtext + strlen(logtext), " PROTECTED");
+ if (m->flags & ACC_STATIC) sprintf(logtext + strlen(logtext), " STATIC");
+ if (m->flags & ACC_FINAL) sprintf(logtext + strlen(logtext), " FINAL");
+ if (m->flags & ACC_SYNCHRONIZED) sprintf(logtext + strlen(logtext), " SYNCHRONIZED");
+ if (m->flags & ACC_VOLATILE) sprintf(logtext + strlen(logtext), " VOLATILE");
+ if (m->flags & ACC_TRANSIENT) sprintf(logtext + strlen(logtext), " TRANSIENT");
+ if (m->flags & ACC_NATIVE) sprintf(logtext + strlen(logtext), " NATIVE");
+ if (m->flags & ACC_INTERFACE) sprintf(logtext + strlen(logtext), " INTERFACE");
+ if (m->flags & ACC_ABSTRACT) sprintf(logtext + strlen(logtext), " ABSTRACT");
+
+ log_text(logtext);
methodindent++;
}
-void builtin_displaymethodstop(methodinfo *method, s8 l, double d, float f)
+void builtin_displaymethodstop(methodinfo *m, s8 l, double d, float f)
{
int i;
+ char logtext[MAXLOGTEXT];
for (i = 0; i < methodindent; i++)
logtext[i] = '\t';
- methodindent--;
+ if (methodindent)
+ methodindent--;
+ else
+ log_text("WARNING: unmatched methodindent--");
+
sprintf(logtext + methodindent, "finished: ");
- utf_sprint(logtext + strlen(logtext), method->class->name);
+ utf_sprint_classname(logtext + strlen(logtext), m->class->name);
sprintf(logtext + strlen(logtext), ".");
- utf_sprint(logtext + strlen(logtext), method->name);
- utf_sprint(logtext + strlen(logtext), method->descriptor);
+ utf_sprint(logtext + strlen(logtext), m->name);
+ utf_sprint_classname(logtext + strlen(logtext), m->descriptor);
- switch (method->returntype) {
+ switch (m->returntype) {
case TYPE_INT:
sprintf(logtext + strlen(logtext), "->%d", (s4) l);
break;
+
case TYPE_LONG:
-#if defined(__I386__)
+#if defined(__I386__) || defined(__POWERPC__)
sprintf(logtext + strlen(logtext), "->%lld", (s8) l);
#else
sprintf(logtext + strlen(logtext), "->%ld", (s8) l);
#endif
break;
+
case TYPE_ADDRESS:
-#if defined(__I386__)
+#if defined(__I386__) || defined(__POWERPC__)
sprintf(logtext + strlen(logtext), "->%p", (u1*) ((s4) l));
#else
sprintf(logtext + strlen(logtext), "->%p", (u1*) l);
#endif
break;
+
case TYPE_FLOAT:
sprintf(logtext + strlen(logtext), "->%g", f);
break;
+
case TYPE_DOUBLE:
sprintf(logtext + strlen(logtext), "->%g", d);
break;
}
- dolog();
-}
-
-
-void builtin_displaymethodexception(methodinfo *method)
-{
- int i;
- for (i = 0; i < methodindent; i++)
- logtext[i] = '\t';
- sprintf(logtext + methodindent, "exception abort: ");
- utf_sprint(logtext + strlen(logtext), method->class->name);
- sprintf(logtext + strlen(logtext), ".");
- utf_sprint(logtext + strlen(logtext), method->name);
- utf_sprint(logtext + strlen(logtext), method->descriptor);
- dolog();
+ log_text(logtext);
}
/*
* Lock the mutex of an object.
*/
-#ifdef USE_THREADS
-void
-internal_lock_mutex_for_object (java_objectheader *object)
+void internal_lock_mutex_for_object(java_objectheader *object)
{
+#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
mutexHashEntry *entry;
int hashValue;
entry->object = object;
internal_lock_mutex(&entry->mutex);
-}
#endif
+}
/*
* Unlocks the mutex of an object.
*/
-#ifdef USE_THREADS
-void
-internal_unlock_mutex_for_object (java_objectheader *object)
+void internal_unlock_mutex_for_object (java_objectheader *object)
{
+#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
int hashValue;
mutexHashEntry *entry;
firstFreeOverflowEntry = unlinked;
}
}
-}
#endif
+}
void builtin_monitorenter(java_objectheader *o)
{
-#ifdef USE_THREADS
+#if defined(USE_THREADS)
+#if !defined(NATIVE_THREADS)
int hashValue;
- assert(blockInts == 0);
-
++blockInts;
hashValue = MUTEX_HASH_VALUE(o);
- if (mutexHashTable[hashValue].object == o
+ if (mutexHashTable[hashValue].object == o
&& mutexHashTable[hashValue].mutex.holder == currentThread)
++mutexHashTable[hashValue].mutex.count;
else
internal_lock_mutex_for_object(o);
--blockInts;
-
- assert(blockInts == 0);
+#else
+ monitorEnter((threadobject *) THREADOBJECT, o);
+#endif
#endif
+
+}
+
+/*
+ * Locks the class object - needed for static synchronized methods.
+ * The use_class_as_object call is needed in order to circumvent a
+ * possible deadlock with builtin_monitorenter called by another
+ * thread calling use_class_as_object.
+ */
+void builtin_staticmonitorenter(classinfo *c)
+{
+ use_class_as_object(c);
+ builtin_monitorenter(&c->header);
}
-void builtin_monitorexit (java_objectheader *o)
+void *builtin_monitorexit(java_objectheader *o)
{
-#ifdef USE_THREADS
+#if defined(USE_THREADS)
+#if !defined(NATIVE_THREADS)
int hashValue;
- assert(blockInts == 0);
-
++blockInts;
hashValue = MUTEX_HASH_VALUE(o);
internal_unlock_mutex_for_object(o);
--blockInts;
-
- assert(blockInts == 0);
+ return o;
+#else
+ monitorExit((threadobject *) THREADOBJECT, o);
+ return o;
+#endif
#endif
}
float builtin_fadd(float a, float b)
{
- if (isnanf(a)) return FLT_NAN;
- if (isnanf(b)) return FLT_NAN;
+ if (isnanf(a)) return intBitsToFloat(FLT_NAN);
+ if (isnanf(b)) return intBitsToFloat(FLT_NAN);
if (finitef(a)) {
if (finitef(b))
return a + b;
if (copysignf(1.0, a) == copysignf(1.0, b))
return a;
else
- return FLT_NAN;
+ return intBitsToFloat(FLT_NAN);
}
}
}
float builtin_fmul(float a, float b)
{
- if (isnanf(a)) return FLT_NAN;
- if (isnanf(b)) return FLT_NAN;
+ if (isnanf(a)) return intBitsToFloat(FLT_NAN);
+ if (isnanf(b)) return intBitsToFloat(FLT_NAN);
if (finitef(a)) {
- if (finitef(b)) return a*b;
+ if (finitef(b)) return a * b;
else {
- if (a == 0) return FLT_NAN;
+ if (a == 0) return intBitsToFloat(FLT_NAN);
else return copysignf(b, copysignf(1.0, b)*a);
}
}
else {
if (finitef(b)) {
- if (b == 0) return FLT_NAN;
+ if (b == 0) return intBitsToFloat(FLT_NAN);
else return copysignf(a, copysignf(1.0, a)*b);
}
else {
return a / b;
else {
if (a > 0)
- return FLT_POSINF;
+ return intBitsToFloat(FLT_POSINF);
else if (a < 0)
- return FLT_NEGINF;
+ return intBitsToFloat(FLT_NEGINF);
}
}
- return FLT_NAN;
+ return intBitsToFloat(FLT_NAN);
}
double builtin_dadd(double a, double b)
{
- if (isnan(a)) return DBL_NAN;
- if (isnan(b)) return DBL_NAN;
+ if (isnan(a)) return longBitsToDouble(DBL_NAN);
+ if (isnan(b)) return longBitsToDouble(DBL_NAN);
if (finite(a)) {
- if (finite(b)) return a+b;
+ if (finite(b)) return a + b;
else return b;
}
else {
if (finite(b)) return a;
else {
if (copysign(1.0, a)==copysign(1.0, b)) return a;
- else return DBL_NAN;
+ else return longBitsToDouble(DBL_NAN);
}
}
}
double builtin_dmul(double a, double b)
{
- if (isnan(a)) return DBL_NAN;
- if (isnan(b)) return DBL_NAN;
+ if (isnan(a)) return longBitsToDouble(DBL_NAN);
+ if (isnan(b)) return longBitsToDouble(DBL_NAN);
if (finite(a)) {
if (finite(b)) return a * b;
else {
- if (a == 0) return DBL_NAN;
+ if (a == 0) return longBitsToDouble(DBL_NAN);
else return copysign(b, copysign(1.0, b) * a);
}
}
else {
if (finite(b)) {
- if (b == 0) return DBL_NAN;
+ if (b == 0) return longBitsToDouble(DBL_NAN);
else return copysign(a, copysign(1.0, a) * b);
}
else {
double builtin_ddiv(double a, double b)
{
- if (finite(a) && finite(b)) {
- if (b != 0)
+ if (finite(a)) {
+ if (finite(b)) {
return a / b;
- else {
+
+ } else {
+ if (isnan(b))
+ return longBitsToDouble(DBL_NAN);
+ else
+ return copysign(0.0, b);
+ }
+
+ } else {
+ if (finite(b)) {
if (a > 0)
- return DBL_POSINF;
+ return longBitsToDouble(DBL_POSINF);
else if (a < 0)
- return DBL_NEGINF;
- }
+ return longBitsToDouble(DBL_NEGINF);
+
+ } else
+ return longBitsToDouble(DBL_NAN);
}
- return DBL_NAN;
+
+/* if (finite(a) && finite(b)) { */
+/* if (b != 0) */
+/* return a / b; */
+/* else { */
+/* if (a > 0) */
+/* return longBitsToDouble(DBL_POSINF); */
+/* else if (a < 0) */
+/* return longBitsToDouble(DBL_NEGINF); */
+/* } */
+/* } */
+
+ /* keep compiler happy */
+ return 0;
}
#if U8_AVAILABLE
return i;
#else
- s8 v; v.high = 0; v.low=i; return v;
+ s8 v;
+ v.high = 0;
+ v.low = i;
+ return v;
#endif
}
if (finitef(a)) return (double) a;
else {
if (isnanf(a))
- return DBL_NAN;
+ return longBitsToDouble(DBL_NAN);
else
- return copysign(DBL_POSINF, (double) copysignf(1.0, a) );
+ return copysign(longBitsToDouble(DBL_POSINF), (double) copysignf(1.0, a) );
}
}
return (float) a;
else {
if (isnan(a))
- return FLT_NAN;
+ return intBitsToFloat(FLT_NAN);
else
- return copysignf(FLT_POSINF, (float) copysign(1.0, a));
+ return copysignf(intBitsToFloat(FLT_POSINF), (float) copysign(1.0, a));
}
}
+/* used to convert FLT_xxx defines into float values */
+
+inline float intBitsToFloat(s4 i)
+{
+ imm_union imb;
+
+ imb.i = i;
+ return imb.f;
+}
+
+
+/* used to convert DBL_xxx defines into double values */
+
+inline float longBitsToDouble(s8 l)
+{
+ imm_union imb;
+
+ imb.l = l;
+ return imb.d;
+}
+
+
+java_arrayheader *builtin_clone_array(void *env, java_arrayheader *o)
+{
+ return (java_arrayheader *)
+ Java_java_lang_VMObject_clone(0, 0, (java_lang_Cloneable *) o);
+}
+
+
+s4 builtin_dummy()
+{
+ panic("Internal error: builtin_dummy called (native function is missing)");
+ return 0; /* for the compiler */
+}
+
+
+/* builtin_asm_get_exceptionptrptr *********************************************
+
+ this is a wrapper for calls from asmpart
+
+*******************************************************************************/
+
+#if defined(USE_THREADS) && defined(NATIVE_THREADS)
+java_objectheader **builtin_asm_get_exceptionptrptr()
+{
+ return builtin_get_exceptionptrptr();
+}
+#endif
+
+
+methodinfo *builtin_asm_get_threadrootmethod()
+{
+ return *threadrootmethod;
+}
+
+
+inline void* builtin_asm_get_stackframeinfo()
+{
+/*log_text("builtin_asm_get_stackframeinfo()");*/
+#if defined(USE_THREADS) && defined(NATIVE_THREADS)
+ return &THREADINFO->_stackframeinfo;
+#else
+#if defined(__GNUC__)
+#warning FIXME FOR OLD THREAD IMPL (jowenn)
+#endif
+ return &_thread_nativestackframeinfo; /* no threading, at least no native*/
+#endif
+}
+
+stacktraceelement *builtin_stacktrace_copy(stacktraceelement **el,stacktraceelement *begin, stacktraceelement *end) {
+/* stacktraceelement *el;*/
+ size_t s;
+ s=(end-begin);
+ /*printf ("begin: %p, end: %p, diff: %ld, size :%ld\n",begin,end,s,s*sizeof(stacktraceelement));*/
+ *el=heap_allocate(sizeof(stacktraceelement)*(s+1), true, 0);
+#if 0
+ *el=MNEW(stacktraceelement,s+1); /*GC*/
+#endif
+ memcpy(*el,begin,(end-begin)*sizeof(stacktraceelement));
+ (*el)[s].method=0;
+#if defined(__GNUC__)
+#warning change this if line numbers bigger than u2 are allowed, the currently supported class file format does no allow that
+#endif
+ (*el)[s].linenumber=-1; /* -1 can never be reched otherwise, since line numbers are only u2, so it is save to use that as flag */
+ return *el;
+}
+
/*
* These are local overrides for various environment variables in Emacs.
* Please do not remove this and leave it at the end of the file, where
projects / cacao.git / blobdiff