simd.h
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#pragma once
#include "../array.h"
#include "../numeric_types.h"
namespace cutlass {
namespace arch {
//
// Element-wise operators
//
CUTLASS_HOST_DEVICE
template <typename T, int N>
Array<T, N> operator*(Array<T, N> const &a, Array<T, N> const &b) {
Array<T, N> d;
CUTLASS_PRAGMA_UNROLL
for (int i = 0; i < N; ++i) {
d[i] = a[i] * b[i];
}
return d;
}
CUTLASS_HOST_DEVICE
template <typename T, int N>
Array<T, N> operator+(Array<T, N> const &a, Array<T, N> const &b) {
Array<T, N> d;
CUTLASS_PRAGMA_UNROLL
for (int i = 0; i < N; ++i) {
d[i] = a[i] + b[i];
}
return d;
}
CUTLASS_HOST_DEVICE
template <typename T, int N>
Array<T, N> operator-(Array<T, N> const &a, Array<T, N> const &b) {
Array<T, N> d;
CUTLASS_PRAGMA_UNROLL
for (int i = 0; i < N; ++i) {
d[i] = a[i] - b[i];
}
return d;
}
//
// Multiply-accumulate operators
//
CUTLASS_HOST_DEVICE
template <typename T, int N>
Array<T, N> mac(Array<T, N> const &a, Array<T, N> const &b, Array<T, N> const &c) {
Array<T, N> d;
CUTLASS_PRAGMA_UNROLL
for (int i = 0; i < N; ++i) {
d[i] = a[i] * b[i] + c;
}
return d;
}
//
// Dot product operator
//
CUTLASS_HOST_DEVICE
template <typename Element, typename Accumulator, int N>
Accumulator dot(Array<T, N> const &a, Array<T, N> const &b, Accumulator accum) {
CUTLASS_PRAGMA_UNROLL
for (int i = 0; i < N; ++i) {
accum += a[i] * b[i];
}
return accum;
}
} // namespace arch
} // namespace cutlass
#include "simd_sm60.h"
#include "simd_sm61.h"
cutlass
Definition: aligned_buffer.h:35
simd_sm61.h
Templates exposing SIMD operators for SM60.
CUTLASS_PRAGMA_UNROLL
#define CUTLASS_PRAGMA_UNROLL
Definition: cutlass.h:110
cutlass::arch::operator-
CUTLASS_HOST_DEVICE Array< T, N > operator-(Array< T, N > const &a, Array< T, N > const &b)
Definition: simd.h:67
cutlass::arch::operator*
CUTLASS_HOST_DEVICE Array< T, N > operator*(Array< T, N > const &a, Array< T, N > const &b)
Definition: simd.h:45
cutlass::arch::dot
CUTLASS_HOST_DEVICE Accumulator dot(Array< T, N > const &a, Array< T, N > const &b, Accumulator accum)
Definition: simd.h:101
CUTLASS_HOST_DEVICE
#define CUTLASS_HOST_DEVICE
Definition: cutlass.h:89
cutlass::arch::operator+
CUTLASS_HOST_DEVICE Array< T, N > operator+(Array< T, N > const &a, Array< T, N > const &b)
Definition: simd.h:56
simd_sm60.h
Templates exposing SIMD operators for SM60.
cutlass::arch::mac
CUTLASS_HOST_DEVICE Array< T, N > mac(Array< T, N > const &a, Array< T, N > const &b, Array< T, N > const &c)
Definition: simd.h:84