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package com.oracle.truffle.llvm.runtime.vector;
import com.oracle.truffle.api.CompilerDirectives.ValueType;
import com.oracle.truffle.llvm.runtime.LLVMAddress;
import com.oracle.truffle.llvm.runtime.memory.LLVMMemory;
import java.util.Arrays;
@ValueType
public final class LLVMI64Vector {
private static final int I64_SIZE = 8;
private final long[] vector;
public static LLVMI64Vector create(long[] vector) {
return new LLVMI64Vector(vector);
}
public static LLVMI64Vector readVectorFromMemory(LLVMAddress address, int size) {
long[] vector = new long[size];
long currentPtr = address.getVal();
for (int i = 0; i < size; i++) {
vector[i] = LLVMMemory.getI64(currentPtr);
currentPtr += I64_SIZE;
}
return create(vector);
}
public static void writeVectorToMemory(LLVMAddress address, LLVMI64Vector vector) {
long currentPtr = address.getVal();
for (int i = 0; i < vector.getLength(); i++) {
LLVMMemory.putI64(currentPtr, vector.getValue(i));
currentPtr += I64_SIZE;
}
}
private LLVMI64Vector(long[] vector) {
this.vector = vector;
}
// We do not want to use lambdas because of bad startup
private interface Operation {
long eval(long a, long b);
}
private static LLVMI64Vector doOperation(LLVMI64Vector lhs, LLVMI64Vector rhs, Operation op) {
long[] left = lhs.vector;
long[] right = rhs.vector;
// not sure if this assert is true for llvm ir in general
// this implementation however assumes it
assert left.length == right.length;
long[] result = new long[left.length];
for (int i = 0; i < left.length; i++) {
result[i] = op.eval(left[i], right[i]);
}
return create(result);
}
public LLVMI64Vector add(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a + b;
}
});
}
public LLVMI64Vector mul(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a * b;
}
});
}
public LLVMI64Vector sub(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a - b;
}
});
}
public LLVMI64Vector div(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a / b;
}
});
}
public LLVMI64Vector divUnsigned(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return Long.divideUnsigned(a, b);
}
});
}
public LLVMI64Vector rem(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a % b;
}
});
}
public LLVMI64Vector remUnsigned(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return Long.remainderUnsigned(a, b);
}
});
}
public LLVMI64Vector and(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a & b;
}
});
}
public LLVMI64Vector or(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a | b;
}
});
}
public LLVMI64Vector leftShift(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a << b;
}
});
}
public LLVMI64Vector logicalRightShift(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a >>> b;
}
});
}
public LLVMI64Vector arithmeticRightShift(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a >> b;
}
});
}
public LLVMI64Vector xor(LLVMI64Vector rightValue) {
return doOperation(this, rightValue, new Operation() {
@Override
public long eval(long a, long b) {
return a ^ b;
}
});
}
public long[] getValues() {
return vector;
}
public long getValue(int index) {
return vector[index];
}
public LLVMI64Vector insert(long element, int index) {
long[] copyOf = Arrays.copyOf(vector, vector.length);
copyOf[index] = element;
return create(copyOf);
}
public int getLength() {
return vector.length;
}
}