main.c

来自「cell architecture training pdf document,」· C语言 代码 · 共 34 行

#include <stdio.h>

#define N 16

int mult1(float *in1, float *in2, float *out, int num);

float a[N] __attribute__ ((aligned(16)))
	  = { 1.1, 2.2, 4.4, 5.5,
	      6.6, 7.7, 8.8, 9.9,
	      2.2, 3.3, 3.3, 2.2,
	      5.5, 6.6, 6.6, 5.5};

float b[N]  __attribute__ ((aligned(16)))
	  = { 1.1, 2.2, 4.4, 5.5,
	      5.5, 6.6, 6.6, 5.5,
	      2.2, 3.3, 3.3, 2.2,
	      6.6, 7.7, 8.8, 9.9};

float c[N] __attribute__ ((aligned(16)));

int main()
{
	int num = N;
	int i;

	mult1(a, b, c, num);

	for (i=0;i<N;i+=4)
		printf("%.2f %.2f %.2f %.2f\n", c[i], c[i+1], c[i+2], c[i+3]);
	
	return 0;
}