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implement JVM_ConstantPoolGetFloatAt

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This commit also simplifies JVM_ConstantPoolGetDoubleAt, which cannot
throw an exception and thus need not go through vmRun.
This commit is contained in:
Joel Dice 2013-04-22 21:23:32 -06:00
parent e3fe9099a2
commit a18452f6c9
1 changed files with 9 additions and 14 deletions
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23
src/classpath-openjdk.cpp
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@ -4874,29 +4874,24 @@ EXPORT(JVM_ConstantPoolGetLongAt)(Thread* t, jobject, jobject pool, jint index)
}
extern "C" JNIEXPORT jfloat JNICALL
EXPORT(JVM_ConstantPoolGetFloatAt)(Thread*, jobject, jobject, jint)
{ abort(); }
uint64_t
jvmConstantPoolGetDoubleAt(Thread* t, uintptr_t* arguments)
EXPORT(JVM_ConstantPoolGetFloatAt)(Thread* t, jobject, jobject pool,
jint index)
{
jobject pool = reinterpret_cast<jobject>(arguments[0]);
jint index = arguments[1];
ENTER(t, Thread::ActiveState);
double v; memcpy(&v, &singletonValue(t, *pool, index - 1), 8);
return doubleToBits(v);
return bitsToFloat(singletonValue(t, *pool, index - 1));
}
extern "C" JNIEXPORT jdouble JNICALL
EXPORT(JVM_ConstantPoolGetDoubleAt)(Thread* t, jobject, jobject pool,
jint index)
{
uintptr_t arguments[] = { reinterpret_cast<uintptr_t>(pool),
static_cast<uintptr_t>(index) };
ENTER(t, Thread::ActiveState);
return bitsToDouble
(run(t, jvmConstantPoolGetDoubleAt, arguments));
double v;
memcpy(&v, &singletonValue(t, *pool, index - 1), 8);
return v;
}
extern "C" JNIEXPORT jstring JNICALL