vortex/tests/regression/mstress/kernel.cpp
2024-06-14 07:45:37 -07:00

26 lines
727 B
C++

#include <vx_spawn.h>
#include "common.h"
void kernel_body(kernel_arg_t* __UNIFORM__ arg) {
uint32_t stride = arg->stride;
uint32_t* addr_ptr = (uint32_t*)arg->src0_addr;
float* src_ptr = (float*)arg->src1_addr;
float* dst_ptr = (float*)arg->dst_addr;
uint32_t offset = blockIdx.x * stride;
for (uint32_t i = 0; i < stride; ++i) {
float value = 0.0f;
for (uint32_t j = 0; j < NUM_LOADS; ++j) {
uint32_t addr = offset + i + j;
uint32_t index = addr_ptr[addr];
value *= src_ptr[index];
}
dst_ptr[offset+i] = value;
}
}
int main() {
kernel_arg_t* arg = (kernel_arg_t*)csr_read(VX_CSR_MSCRATCH);
return vx_spawn_threads(1, &arg->num_tasks, nullptr, (vx_kernel_func_cb)kernel_body, arg);
}