/** Get the String stored at a particular index of a class's constant pool. */
public static OPT_StringConstantOperand getStringFromConstantPool(VM_Class klass, int index) {
Offset offset = klass.getLiteralOffset(index);
try {
String val;
val = (String) VM_Statics.getSlotContentsAsObject(offset);
return new OPT_StringConstantOperand(val, offset);
} catch (ClassCastException e) {
throw new Error("Corrupt JTOC at offset " + offset.toInt(), e);
}
}
/** Get the long stored at a particular index of a class's constant pool. */
public static OPT_LongConstantOperand getLongFromConstantPool(VM_Class klass, int index) {
Offset offset = klass.getLiteralOffset(index);
long val = VM_Statics.getSlotContentsAsLong(offset);
return new OPT_LongConstantOperand(val, offset);
}
/** Get the double stored at a particular index of a class's constant pool. */
public static OPT_DoubleConstantOperand getDoubleFromConstantPool(VM_Class klass, int index) {
Offset offset = klass.getLiteralOffset(index);
long val_raw = VM_Statics.getSlotContentsAsLong(offset);
double val = Double.longBitsToDouble(val_raw);
return new OPT_DoubleConstantOperand(val, offset);
}
/** Get the float stored at a particular index of a class's constant pool. */
public static OPT_FloatConstantOperand getFloatFromConstantPool(VM_Class klass, int index) {
Offset offset = klass.getLiteralOffset(index);
int val_raw = VM_Statics.getSlotContentsAsInt(offset);
float val = Float.intBitsToFloat(val_raw);
return new OPT_FloatConstantOperand(val, offset);
}
/** Get the integer stored at a particular index of a class's constant pool. */
public static OPT_IntConstantOperand getIntFromConstantPool(VM_Class klass, int index) {
Offset offset = klass.getLiteralOffset(index);
int val = VM_Statics.getSlotContentsAsInt(offset);
return new OPT_IntConstantOperand(val);
}