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2026-07-13 13:33:03 +08:00

26 lines
718 B
C++

#include <riscv_vector.h>
void MNNTranspose32Bit(int32_t* dstO, const int32_t* srcO, int32_t* dim) {
int w = dim[0];
int h = dim[1];
int srcStride = dim[2];
int dstStride = dim[3];
ptrdiff_t srcStrideByte = srcStride * sizeof(int32_t);
for (int i = 0; i < h; ++i) {
const int32_t* srcPtr = srcO + i;
int32_t* dstPtr = dstO + i * dstStride;
int j = 0;
while (j < w) {
size_t vl = __riscv_vsetvl_e32m8(w - j);
vint32m8_t data = __riscv_vlse32_v_i32m8(srcPtr, srcStrideByte, vl);
__riscv_vse32_v_i32m8(dstPtr, data, vl);
srcPtr += vl * srcStride;
dstPtr += vl;
j += vl;
}
}
}