/**
* Generates the instruction to do the specified mathematical or logical operation.
*
* @param op a mathematical or logical operation. Must be one of ADD, SUB, MUL, DIV, REM, NEG,
* SHL, SHR, USHR, AND, OR, XOR.
* @param type the type of the operand(s) for this operation.
*/
public void math(final int op, final Type type) {
mv.visitInsn(type.getOpcode(op));
}
/**
* Generates the instruction to store an element in an array.
*
* @param type the type of the array element to be stored.
*/
public void arrayStore(final Type type) {
mv.visitInsn(type.getOpcode(Opcodes.IASTORE));
}
/**
* Generates the instruction to load an element from an array.
*
* @param type the type of the array element to be loaded.
*/
public void arrayLoad(final Type type) {
mv.visitInsn(type.getOpcode(Opcodes.IALOAD));
}
/**
* Generates the instruction to store the top stack value in a local variable.
*
* @param type the type of the local variable to be stored.
* @param index an index in the frame's local variables array.
*/
private void storeInsn(final Type type, final int index) {
mv.visitVarInsn(type.getOpcode(Opcodes.ISTORE), index);
}
/**
* Generates the instruction to push a local variable on the stack.
*
* @param type the type of the local variable to be loaded.
* @param index an index in the frame's local variables array.
*/
private void loadInsn(final Type type, final int index) {
mv.visitVarInsn(type.getOpcode(Opcodes.ILOAD), index);
}
/** Generates the instruction to return the top stack value to the caller. */
public void returnValue() {
mv.visitInsn(returnType.getOpcode(Opcodes.IRETURN));
}
