//
// This file is part of the Bones source-to-source compiler examples. This C-code
// example is meant to illustrate the use of Bones. For more information on Bones
// use the contact information below.
//
// == More information on Bones
// Contact............Cedric Nugteren <c.nugteren@tue.nl>
// Web address........http://parse.ele.tue.nl/bones/
//
// == File information
// Filename...........chunk/example04.c
// Author.............Cedric Nugteren
// Last modified on...10-October-2014
//

#include <stdio.h>
#define SIZE 1024

// This is 'example04', a basic element to chunk example with an if-statement in the body
int main(void) {
	int i;
	int threshold = 19;
	
	// Declare input/output arrays
	char A[SIZE];
	char B[SIZE*2];
	
	// Set the input data
	for(i=0;i<SIZE;i++) {
		A[i] = i%100;
	}
	
	// Set the output data to zero
	for(i=0;i<SIZE*2;i++) {
		B[i] = 0;
	}
	
	// Perform the computation
	#pragma scop
	{
		#pragma species kernel A[0:SIZE-1]|element -> B[0:2*SIZE-1]|chunk(0:1)
		for (i = 0; i < SIZE; i++) {
			B[i * 2] = A[i];
			if (A[i] > threshold) {
				B[i * 2 + 1] = A[i];
			} else {
				B[i * 2 + 1] = 0;
			}
		}
		#pragma species endkernel example04_k1
	}
	#pragma endscop
	
	// Clean-up and exit the function
	fflush(stdout);
	return 0;
}