32 lines
933 B
C
32 lines
933 B
C
#include <stdlib.h>
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#include <stdio.h>
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#include "intrinsics/vx_intrinsics.h"
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#include "vx_api/vx_api.h"
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#include "common.h"
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void kernel_body(void* arg) {
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struct kernel_arg_t* _arg = (struct kernel_arg_t*)(arg);
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int* x = (int*)_arg->src0_ptr;
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int* y = (int*)_arg->src1_ptr;
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int* z = (int*)_arg->dst_ptr;
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unsigned wNo = vx_warpNum();
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unsigned tid = vx_threadID();
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unsigned i = ((wNo * _arg->num_threads) + tid) * _arg->stride;
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for (unsigned j = 0; j < _arg->stride; ++j) {
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z[i+j] = x[i+j] + y[i+j];
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}
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}
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void main() {
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struct kernel_arg_t* arg = (struct kernel_arg_t*)KERNEL_ARG_DEV_MEM_ADDR;
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/*printf("num_warps=%d\n", arg->num_warps);
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printf("num_threads=%d\n", arg->num_threads);
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printf("stride=%d\n", arg->stride);
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printf("src0_ptr=0x%x\n", arg->src0_ptr);
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printf("src1_ptr=0x%x\n", arg->src1_ptr);
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printf("dst_ptr=0x%x\n", arg->dst_ptr);*/
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vx_spawnWarps(arg->num_warps, arg->num_threads, kernel_body, arg);
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} |