?? sum.br
字號:
// sum.br// The absolute minimal test. It tests// using a kernel to sum both 1-dimensional// and two-dimensional input streams.#include <stdio.h>kernel void sum( float a<>, float b<>, out float c<> ) { c = a + b;}int main() { int i, j; float a1< 100 >; float b1< 100 >; float c1< 100 >; float a2< 10, 10 >; float b2< 10, 10 >; float c2< 10, 10 >; float input_a1[100]; float input_b1[100]; float output_c1[100]; float input_a2[10][10]; float input_b2[10][10]; float output_c2[10][10]; // initialize data for( i = 0; i < 10; i++ ) { for( j = 0; j < 10; j++ ) { input_a1[10*i+j] = (float)i; input_b1[10*i+j] = (float)10*j; input_a2[i][j] = (float)i; input_b2[i][j] = (float)10*j; } } streamRead( a1, input_a1 ); streamRead( b1, input_b1 ); streamRead( a2, input_a1 ); streamRead( b2, input_b2 ); sum( a1, b1, c1 ); sum( a2, b2, c2 ); streamWrite( c1, output_c1 ); streamWrite( c2, output_c2 ); for( i = 0; i < 10; i++ ) { for( j = 0; j < 10; j++ ) printf( "%3.2f ", output_c1[10*i+j] ); printf("\n"); } for( i = 0; i < 10; i++ ) { for( j = 0; j < 10; j++ ) printf( "%3.2f ", output_c2[i][j] ); printf("\n"); } return 0;}
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