calls instead of machine instructions, using the C calling
convention.
- $Id: builtin.c 8056 2007-06-10 14:49:57Z michi $
-
*/
#include "mm/memory.h"
#include "native/jni.h"
+#include "native/llni.h"
#include "native/include/java_lang_String.h"
#include "native/include/java_lang_Throwable.h"
#include "threads/lock-common.h"
+#if defined(ENABLE_THREADS)
+#include "threads/native/threads.h"
+#else
+#include "threads/none/threads.h"
+#endif
#include "toolbox/logging.h"
#include "toolbox/util.h"
+#include "vm/array.h"
#include "vm/builtin.h"
#include "vm/cycles-stats.h"
#include "vm/exceptions.h"
#include "vm/global.h"
#include "vm/initialize.h"
+#include "vm/primitive.h"
#include "vm/stringlocal.h"
#include "vm/jit/asmpart.h"
-#include "vm/jit/patcher.h"
#include "vmcore/class.h"
+#include "vmcore/linker.h"
#include "vmcore/loader.h"
#include "vmcore/options.h"
#include "vmcore/rt-timing.h"
descriptor_pool_alloc_parsed_descriptors(descpool);
- /* now parse all descriptors */
+ /* Now parse all descriptors. NOTE: builtin-functions are treated
+ like static methods (no `this' pointer). */
for (bte = builtintable_internal; bte->fp != NULL; bte++) {
- /* parse the descriptor, builtin is always static (no `this' pointer) */
-
- bte->md = descriptor_pool_parse_method_descriptor(descpool,
- bte->descriptor,
- ACC_STATIC, NULL);
+ bte->md =
+ descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC | ACC_METHOD_BUILTIN,
+ NULL);
/* generate a builtin stub if we need one */
}
for (bte = builtintable_automatic; bte->fp != NULL; bte++) {
- bte->md = descriptor_pool_parse_method_descriptor(descpool,
- bte->descriptor,
- ACC_STATIC, NULL);
+ bte->md =
+ descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC | ACC_METHOD_BUILTIN,
+ NULL);
+
+ /* no stubs should be needed for this table */
+
+ assert(!bte->flags & BUILTINTABLE_FLAG_STUB);
}
for (bte = builtintable_function; bte->fp != NULL; bte++) {
- bte->md = descriptor_pool_parse_method_descriptor(descpool,
- bte->descriptor,
- ACC_STATIC, NULL);
+ bte->md =
+ descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC | ACC_METHOD_BUILTIN,
+ NULL);
+
+ /* generate a builtin stub if we need one */
+
+ if (bte->flags & BUILTINTABLE_FLAG_STUB)
+ codegen_generate_stub_builtin(bte);
}
/* release dump area */
*******************************************************************************/
-s4 builtin_instanceof(java_objectheader *o, classinfo *class)
+s4 builtin_instanceof(java_handle_t *o, classinfo *class)
{
if (o == NULL)
return 0;
*******************************************************************************/
-s4 builtin_checkcast(java_objectheader *o, classinfo *class)
+s4 builtin_checkcast(java_handle_t *o, classinfo *class)
{
if (o == NULL)
return 1;
*******************************************************************************/
-s4 builtin_arraycheckcast(java_objectheader *o, classinfo *targetclass)
+s4 builtin_arraycheckcast(java_handle_t *o, classinfo *targetclass)
{
arraydescriptor *desc;
}
-s4 builtin_arrayinstanceof(java_objectheader *o, classinfo *targetclass)
+s4 builtin_arrayinstanceof(java_handle_t *o, classinfo *targetclass)
{
if (o == NULL)
return 0;
*******************************************************************************/
-void *builtin_throw_exception(java_objectheader *xptr)
+void *builtin_throw_exception(java_handle_t *xptr)
{
#if !defined(NDEBUG)
java_lang_Throwable *t;
+ java_lang_String *s;
char *logtext;
s4 logtextlen;
s4 dumpsize;
if (opt_verbose) {
t = (java_lang_Throwable *) xptr;
+ /* get detail message */
+ if (t)
+ LLNI_field_get_ref(t, detailMessage, s);
+
/* calculate message length */
logtextlen = strlen("Builtin exception thrown: ") + strlen("0");
if (t) {
logtextlen +=
utf_bytes(xptr->vftbl->class->name);
- if (t->detailMessage) {
+ if (s) {
logtextlen += strlen(": ") +
- u2_utflength(t->detailMessage->value->data
- + t->detailMessage->offset,
- t->detailMessage->count);
+ u2_utflength(LLNI_field_direct(s, value)->data
+ + LLNI_field_direct(s, offset),
+ LLNI_field_direct(s,count));
}
}
else {
if (t) {
utf_cat_classname(logtext, xptr->vftbl->class->name);
- if (t->detailMessage) {
+ if (s) {
char *buf;
- buf = javastring_tochar((java_objectheader *) t->detailMessage);
+ buf = javastring_tochar((java_handle_t *) s);
strcat(logtext, ": ");
strcat(logtext, buf);
MFREE(buf, char, strlen(buf) + 1);
*******************************************************************************/
-s4 builtin_canstore(java_objectarray *oa, java_objectheader *o)
+s4 builtin_canstore(java_handle_objectarray_t *oa, java_handle_t *o)
{
arraydescriptor *desc;
arraydescriptor *valuedesc;
vftbl_t *componentvftbl;
vftbl_t *valuevftbl;
- s4 base;
- castinfo classvalues;
- s4 result;
+ int32_t baseval;
+ uint32_t diffval;
+ int result;
if (o == NULL)
return 1;
if (valuevftbl == componentvftbl)
return 1;
- ASM_GETCLASSVALUES_ATOMIC(componentvftbl, valuevftbl, &classvalues);
+ LOCK_MONITOR_ENTER(linker_classrenumber_lock);
- base = classvalues.super_baseval;
+ baseval = componentvftbl->baseval;
- if (base <= 0) {
+ if (baseval <= 0) {
/* an array of interface references */
- result = ((valuevftbl->interfacetablelength > -base) &&
- (valuevftbl->interfacetable[base] != NULL));
+ result = ((valuevftbl->interfacetablelength > -baseval) &&
+ (valuevftbl->interfacetable[baseval] != NULL));
}
else {
- result = ((unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
- <= (unsigned) classvalues.super_diffval);
+ diffval = valuevftbl->baseval - componentvftbl->baseval;
+ result = diffval <= (uint32_t) componentvftbl->diffval;
}
+
+ LOCK_MONITOR_EXIT(linker_classrenumber_lock);
}
else if (valuedesc == NULL) {
/* {oa has dimension > 1} */
/* This is an optimized version where a is guaranteed to be one-dimensional */
-s4 builtin_canstore_onedim (java_objectarray *a, java_objectheader *o)
+s4 builtin_canstore_onedim (java_handle_objectarray_t *a, java_handle_t *o)
{
arraydescriptor *desc;
- vftbl_t *elementvftbl;
- vftbl_t *valuevftbl;
- s4 res;
- int base;
- castinfo classvalues;
+ vftbl_t *elementvftbl;
+ vftbl_t *valuevftbl;
+ int32_t baseval;
+ uint32_t diffval;
+ int result;
- if (!o) return 1;
+ if (o == NULL)
+ return 1;
/* The following is guaranteed (by verifier checks):
*
if (valuevftbl == elementvftbl)
return 1;
- ASM_GETCLASSVALUES_ATOMIC(elementvftbl, valuevftbl, &classvalues);
+ LOCK_MONITOR_ENTER(linker_classrenumber_lock);
+
+ baseval = elementvftbl->baseval;
- if ((base = classvalues.super_baseval) <= 0)
+ if (baseval <= 0) {
/* an array of interface references */
- return (valuevftbl->interfacetablelength > -base &&
- valuevftbl->interfacetable[base] != NULL);
+ result = ((valuevftbl->interfacetablelength > -baseval) &&
+ (valuevftbl->interfacetable[baseval] != NULL));
+ }
+ else {
+ diffval = valuevftbl->baseval - elementvftbl->baseval;
+ result = diffval <= (uint32_t) elementvftbl->diffval;
+ }
- res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
- <= (unsigned) classvalues.super_diffval;
+ LOCK_MONITOR_EXIT(linker_classrenumber_lock);
- return res;
+ return result;
}
/* 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)
+s4 builtin_canstore_onedim_class(java_handle_objectarray_t *a, java_handle_t *o)
{
- vftbl_t *elementvftbl;
- vftbl_t *valuevftbl;
- s4 res;
- castinfo classvalues;
+ vftbl_t *elementvftbl;
+ vftbl_t *valuevftbl;
+ uint32_t diffval;
+ int result;
- if (!o) return 1;
+ if (o == NULL)
+ return 1;
/* The following is guaranteed (by verifier checks):
*
if (valuevftbl == elementvftbl)
return 1;
- ASM_GETCLASSVALUES_ATOMIC(elementvftbl, valuevftbl, &classvalues);
+ LOCK_MONITOR_ENTER(linker_classrenumber_lock);
- res = (unsigned) (classvalues.sub_baseval - classvalues.super_baseval)
- <= (unsigned) classvalues.super_diffval;
+ diffval = valuevftbl->baseval - elementvftbl->baseval;
+ result = diffval <= (uint32_t) elementvftbl->diffval;
- return res;
+ LOCK_MONITOR_EXIT(linker_classrenumber_lock);
+
+ return result;
}
*******************************************************************************/
-java_objectheader *builtin_new(classinfo *c)
+java_handle_t *builtin_new(classinfo *c)
{
- java_objectheader *o;
+ java_object_t *o;
#if defined(ENABLE_RT_TIMING)
struct timespec time_start, time_end;
#endif
*******************************************************************************/
-java_objectheader *builtin_fast_new(classinfo *c)
+java_object_t *builtin_fast_new(classinfo *c)
{
- java_objectheader *o;
+ java_object_t *o;
#if defined(ENABLE_RT_TIMING)
struct timespec time_start, time_end;
#endif
*******************************************************************************/
-java_arrayheader *builtin_newarray(s4 size, classinfo *arrayclass)
+java_handle_t *builtin_newarray(s4 size, classinfo *arrayclass)
{
- arraydescriptor *desc;
- s4 dataoffset;
- s4 componentsize;
- s4 actualsize;
- java_arrayheader *a;
+ arraydescriptor *desc;
+ s4 dataoffset;
+ s4 componentsize;
+ s4 actualsize;
+ java_array_t *a;
#if defined(ENABLE_RT_TIMING)
struct timespec time_start, time_end;
#endif
lock_init_object_lock(&a->objheader);
#endif
- a->size = size;
+ LLNI_array_size(a) = size;
RT_TIMING_GET_TIME(time_end);
RT_TIMING_TIME_DIFF(time_start, time_end, RT_TIMING_NEW_ARRAY);
*******************************************************************************/
-java_objectarray *builtin_anewarray(s4 size, classinfo *componentclass)
+java_handle_objectarray_t *builtin_anewarray(s4 size, classinfo *componentclass)
{
classinfo *arrayclass;
if (!arrayclass)
return NULL;
- return (java_objectarray *) builtin_newarray(size, arrayclass);
+ return (java_handle_objectarray_t *) builtin_newarray(size, arrayclass);
}
*******************************************************************************/
-java_booleanarray *builtin_newarray_boolean(s4 size)
+java_handle_booleanarray_t *builtin_newarray_boolean(s4 size)
{
- return (java_booleanarray *)
+ return (java_handle_booleanarray_t *)
builtin_newarray(size,
primitivetype_table[ARRAYTYPE_BOOLEAN].arrayclass);
}
*******************************************************************************/
-java_bytearray *builtin_newarray_byte(s4 size)
+java_handle_bytearray_t *builtin_newarray_byte(s4 size)
{
- return (java_bytearray *)
+ return (java_handle_bytearray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_BYTE].arrayclass);
}
*******************************************************************************/
-java_chararray *builtin_newarray_char(s4 size)
+java_handle_chararray_t *builtin_newarray_char(s4 size)
{
- return (java_chararray *)
+ return (java_handle_chararray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_CHAR].arrayclass);
}
*******************************************************************************/
-java_shortarray *builtin_newarray_short(s4 size)
+java_handle_shortarray_t *builtin_newarray_short(s4 size)
{
- return (java_shortarray *)
+ return (java_handle_shortarray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_SHORT].arrayclass);
}
*******************************************************************************/
-java_intarray *builtin_newarray_int(s4 size)
+java_handle_intarray_t *builtin_newarray_int(s4 size)
{
- return (java_intarray *)
+ return (java_handle_intarray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_INT].arrayclass);
}
*******************************************************************************/
-java_longarray *builtin_newarray_long(s4 size)
+java_handle_longarray_t *builtin_newarray_long(s4 size)
{
- return (java_longarray *)
+ return (java_handle_longarray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_LONG].arrayclass);
}
*******************************************************************************/
-java_floatarray *builtin_newarray_float(s4 size)
+java_handle_floatarray_t *builtin_newarray_float(s4 size)
{
- return (java_floatarray *)
+ return (java_handle_floatarray_t *)
builtin_newarray(size, primitivetype_table[ARRAYTYPE_FLOAT].arrayclass);
}
*******************************************************************************/
-java_doublearray *builtin_newarray_double(s4 size)
+java_handle_doublearray_t *builtin_newarray_double(s4 size)
{
- return (java_doublearray *)
+ return (java_handle_doublearray_t *)
builtin_newarray(size,
primitivetype_table[ARRAYTYPE_DOUBLE].arrayclass);
}
passed in 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
+ n.............number of dimensions to create
+ arrayclass....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
******************************************************************************/
-static java_arrayheader *builtin_multianewarray_intern(int n,
- classinfo *arrayclass,
- long *dims)
+static java_handle_t *builtin_multianewarray_intern(int n,
+ classinfo *arrayclass,
+ long *dims)
{
- s4 size;
- java_arrayheader *a;
- classinfo *componentclass;
- s4 i;
+ s4 size;
+ java_handle_t *a;
+ classinfo *componentclass;
+ s4 i;
/* create this dimension */
size = (s4) dims[0];
- a = builtin_newarray(size, arrayclass);
+ a = builtin_newarray(size, arrayclass);
if (!a)
return NULL;
/* create the component arrays */
for (i = 0; i < size; i++) {
- java_arrayheader *ea =
+ java_handle_t *ea =
#if defined(__MIPS__) && (SIZEOF_VOID_P == 4)
/* we save an s4 to a s8 slot, 8-byte aligned */
if (!ea)
return NULL;
- ((java_objectarray *) a)->data[i] = (java_objectheader *) ea;
+ ((java_handle_objectarray_t *) a)->data[i] = (java_object_t *) ea;
}
return a;
******************************************************************************/
-java_arrayheader *builtin_multianewarray(int n, classinfo *arrayclass,
- long *dims)
+java_handle_objectarray_t *builtin_multianewarray(int n, classinfo *arrayclass,
+ long *dims)
{
s4 i;
s4 size;
static s4 methodindent = 0;
static u4 callcount = 0;
-java_objectheader *builtin_trace_exception(java_objectheader *xptr,
- methodinfo *m,
- void *pos,
- s4 indent)
+java_handle_t *builtin_trace_exception(java_handle_t *xptr,
+ methodinfo *m,
+ void *pos,
+ s4 indent)
{
char *logtext;
s4 logtextlen;
#endif
if (opt_verbosecall && indent)
+#if defined(__S390__)
+ TRACEJAVACALLINDENT--;
+#else
methodindent--;
+#endif
/* calculate message length */
typedesc *paramtype, s8 value)
{
imm_union imu;
- java_objectheader *o;
+ java_handle_t *o;
classinfo *c;
utf *u;
u4 len;
/* cast to java.lang.Object */
- o = (java_objectheader *) (ptrint) value;
+ o = (java_handle_t *) (ptrint) value;
/* check return argument for java.lang.Class or java.lang.String */
#endif /* !(SUPPORT_FLOAT && SUPPORT_F2I) || defined(ENABLE_INTRP) || defined(DISABLE_GC) */
-#if !(SUPPORT_FLOAT && SUPPORT_LONG && SUPPORT_F2L)
+#if !(SUPPORT_FLOAT && SUPPORT_LONG && SUPPORT_F2L) || defined(DISABLE_GC)
s8 builtin_f2l(float a)
{
s8 l;
#endif /* !(SUPPORT_DOUBLE && SUPPORT_D2I) || defined(ENABLE_INTRP) || defined(DISABLE_GC) */
-#if !(SUPPORT_DOUBLE && SUPPORT_LONG && SUPPORT_D2L)
+#if !(SUPPORT_DOUBLE && SUPPORT_LONG && SUPPORT_D2L) || defined(DISABLE_GC)
s8 builtin_d2l(double a)
{
double d;
*******************************************************************************/
-bool builtin_arraycopy(java_arrayheader *src, s4 srcStart,
- java_arrayheader *dest, s4 destStart, s4 len)
+bool builtin_arraycopy(java_handle_t *src, s4 srcStart,
+ java_handle_t *dest, s4 destStart, s4 len)
{
arraydescriptor *sdesc;
arraydescriptor *ddesc;
return false;
}
- sdesc = src->objheader.vftbl->arraydesc;
- ddesc = dest->objheader.vftbl->arraydesc;
+ sdesc = LLNI_vftbl_direct(src)->arraydesc;
+ ddesc = LLNI_vftbl_direct(dest)->arraydesc;
if (!sdesc || !ddesc || (sdesc->arraytype != ddesc->arraytype)) {
exceptions_throw_arraystoreexception();
/* we try to throw exception with the same message as SUN does */
if ((len < 0) || (srcStart < 0) || (destStart < 0) ||
- (srcStart + len < 0) || (srcStart + len > src->size) ||
- (destStart + len < 0) || (destStart + len > dest->size)) {
+ (srcStart + len < 0) || (srcStart + len > LLNI_array_size(src)) ||
+ (destStart + len < 0) || (destStart + len > LLNI_array_size(dest))) {
exceptions_throw_arrayindexoutofboundsexception();
return false;
}
else {
/* We copy references of different type */
- java_objectarray *oas = (java_objectarray *) src;
- java_objectarray *oad = (java_objectarray *) dest;
+ java_handle_objectarray_t *oas = (java_handle_objectarray_t *) src;
+ java_handle_objectarray_t *oad = (java_handle_objectarray_t *) dest;
if (destStart <= srcStart) {
for (i = 0; i < len; i++) {
- java_objectheader *o = oas->data[srcStart + i];
+ java_handle_t *o = oas->data[srcStart + i];
if (!builtin_canstore(oad, o))
return false;
index have been copied before the throw. */
for (i = len - 1; i >= 0; i--) {
- java_objectheader *o = oas->data[srcStart + i];
+ java_handle_t *o = oas->data[srcStart + i];
if (!builtin_canstore(oad, o))
return false;
*******************************************************************************/
-java_objectheader *builtin_clone(void *env, java_objectheader *o)
+java_handle_t *builtin_clone(void *env, java_handle_t *o)
{
- arraydescriptor *ad;
- java_arrayheader *ah;
- u4 size;
- classinfo *c;
- java_objectheader *co; /* cloned object header */
+ arraydescriptor *ad;
+ java_handle_t *ah;
+ u4 size;
+ classinfo *c;
+ java_handle_t *co; /* cloned object header */
/* get the array descriptor */
/* we are cloning an array */
if (ad != NULL) {
- ah = (java_arrayheader *) o;
+ ah = (java_handle_t *) o;
- size = ad->dataoffset + ad->componentsize * ah->size;
+ size = ad->dataoffset + ad->componentsize * LLNI_array_size(ah);
co = heap_alloc(size, (ad->arraytype == ARRAYTYPE_OBJECT), NULL, true);
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