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/*
* Copyright (c) 2017-2018 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#ifdef __arm__
#include "transpose_interleave_common.hpp"
// Generic unblocked transposed 8x32-bit sized specialisation
template <>
template <typename T>
inline void TransformImpl<8, 1, true, 4, 4, false>::Transform(
T* out, const T* const in, const int stride,
const int x0, const int xmax, const int k0, const int kmax
) {
// Redirect to a 16x uint16_t specialisation
TransformImpl<16, 1, true, 2, 2, false>::Transform(
reinterpret_cast<uint16_t *>(out),
reinterpret_cast<const uint16_t *>(in),
stride*2, x0*2, xmax*2, k0, kmax
);
}
// Generic 12x16-bit sized specialisation
template <>
template <typename T>
inline void TransformImpl<16, 1, true, 2, 2, false>::Transform(
T* out, const T* const in, const int stride,
const int x0, const int xmax, const int k0, const int kmax
) {
// Redirect to a uint16_t specialisation
Transform(
reinterpret_cast<uint16_t *>(out),
reinterpret_cast<const uint16_t *>(in),
stride, x0, xmax, k0, kmax
);
}
// Specialised 16 x uint16_t version
template <>
inline void TransposeInterleaveCommon<16, uint16_t, uint16_t>::moveblock_1x1(const uint16_t *&in0, uint16_t *out) {
__asm volatile (
"VLD1.32 {d0-d3}, [%[in0]]!\n"
"VST1.32 {d0-d3}, [%[out]]\n"
ASM_PREFETCH("[%[in0], #192]")
: [in0] "+r" (in0),
[out] "+r" (out)
:
: "q0", "q1", "memory"
);
}
template <>
inline void TransposeInterleaveCommon<16, uint16_t, uint16_t>::moveblock_1x2(const uint16_t *&in0, const uint16_t *&in1, uint16_t *out) {
__asm volatile (
"VLD1.32 {d0-d3}, [%[in0]]!\n"
"VST1.32 {d0-d3}, [%[out]]!\n"
ASM_PREFETCH("[%[in0], #192]")
"VLD1.32 {d0-d3}, [%[in1]]!\n"
"VST1.32 {d0-d3}, [%[out]]\n"
ASM_PREFETCH("[%[in1], #192]")
"SUB %[out], %[out], #32\n"
: [in0] "+r" (in0),
[in1] "+r" (in1),
[out] "+r" (out)
:
: "q0", "q1", "memory"
);
}
template <>
inline void TransposeInterleaveCommon<16, uint16_t, uint16_t>::moveblock_1x4(const uint16_t *&in0, const uint16_t *&in1, const uint16_t *&in2, const uint16_t *&in3, uint16_t *out) {
__asm __volatile (
"VLD1.32 {d0-d3}, [%[in0]]!\n"
"VST1.32 {d0-d3}, [%[out]]!\n"
ASM_PREFETCH("[%[in0], #192]")
"VLD1.32 {d0-d3}, [%[in1]]!\n"
"VST1.32 {d0-d3}, [%[out]]!\n"
ASM_PREFETCH("[%[in1], #192]")
"VLD1.32 {d0-d3}, [%[in2]]!\n"
"VST1.32 {d0-d3}, [%[out]]!\n"
ASM_PREFETCH("[%[in2], #192]")
"VLD1.32 {d0-d3}, [%[in3]]!\n"
"VST1.32 {d0-d3}, [%[out]]\n"
ASM_PREFETCH("[%[in3], #192]")
"SUB %[out], %[out], #96\n"
: [in0] "+r" (in0),
[in1] "+r" (in1),
[in2] "+r" (in2),
[in3] "+r" (in3),
[out] "+r" (out)
:
: "q0", "q1", "memory"
);
}
template <>
template <>
inline void TransformImpl<16, 1, true, 2, 2, false>::Transform(
uint16_t* out, const uint16_t* const in, const int stride,
const int x0, const int xmax, const int k0, const int kmax
) {
TransposeInterleaveCommon<16, uint16_t, uint16_t>::Transform(out, in, stride, x0, xmax, k0, kmax);
}
#endif // __arm__
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