Files
kernels/driver/tests/stress/kernel.c
2021-05-03 03:37:28 -07:00

29 lines
796 B
C

#include <stdint.h>
#include <vx_intrinsics.h>
#include <vx_spawn.h>
#include "common.h"
void kernel_body(int task_id, void* arg) {
struct kernel_arg_t* _arg = (struct kernel_arg_t*)(arg);
uint32_t stride = _arg->stride;
int32_t* src0_ptr = (int32_t*)_arg->src0_ptr;
uint32_t* src1_ptr = (uint32_t*)_arg->src1_ptr;
int32_t* dst_ptr = (int32_t*)_arg->dst_ptr;
uint32_t offset = task_id * stride;
for (uint32_t i = 0; i < stride; ++i) {
int value = 0;
for (uint32_t j = 0; j < NUM_LOADS; ++j) {
uint32_t addr = offset + i + j;
uint32_t index = src1_ptr[addr];
value += src0_ptr[index];
}
dst_ptr[offset+i] = value;
}
}
void main() {
struct kernel_arg_t* arg = (struct kernel_arg_t*)KERNEL_ARG_DEV_MEM_ADDR;
vx_spawn_tasks(arg->num_tasks, kernel_body, arg);
}