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提交 a8efed09 编写于 作者: H hedaoyuan 提交者： GitHub
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Merge pull request #3792 from hedaoyuan/convolution 

Neon Depthwise Convolution Transpose Function
上级 1cf9800f 90bf4f60
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Showing with 798 addition and 579 deletion
paddle/function/Im2Col.h
浏览文件 @ a8efed09
......@@ -94,95 +94,4 @@ public:
int paddingWidth);
};
template <class T>
struct Padding {
static void run(const T* src,
T* dest,
int channels,
int inputHeight,
int inputWidth,
int paddingHeight,
int paddingWidth) {
const int destWidth = inputWidth + 2 * paddingWidth;
for (int c = 0; c < channels; c++) {
if (paddingHeight > 0) {
memset(dest, 0, destWidth * paddingHeight * sizeof(T));
dest += destWidth * paddingHeight;
}
for (int i = 0; i < inputHeight; i++) {
// padding head
for (int j = 0; j < paddingWidth; j++) {
*dest++ = T(0);
}
memcpy(dest, src, inputWidth * sizeof(T));
dest += inputWidth;
src += inputWidth;
// padding tail
for (int j = 0; j < paddingWidth; j++) {
*dest++ = T(0);
}
}
if (paddingHeight > 0) {
memset(dest, 0, destWidth * paddingHeight * sizeof(T));
dest += destWidth * paddingHeight;
}
}
}
};
#if defined(__ARM_NEON__) || defined(__ARM_NEON)
template <>
struct Padding<float> {
static void run(const float* src,
float* dest,
int channels,
int inputHeight,
int inputWidth,
int paddingHeight,
int paddingWidth) {
const int destWidth = inputWidth + 2 * paddingWidth;
for (int c = 0; c < channels; c++) {
if (paddingHeight > 0) {
memset(dest, 0, destWidth * paddingHeight * sizeof(float));
dest += destWidth * paddingHeight;
}
for (int i = 0; i < inputHeight; i++) {
// padding head
for (int j = 0; j < paddingWidth; j++) {
*dest++ = float(0);
}
int step = inputWidth >> 2;
int remain = inputWidth & 3;
for (int s = 0; s < step; s++) {
float32x4_t s0 = vld1q_f32(src);
vst1q_f32(dest, s0);
src += 4;
dest += 4;
}
for (int r = 0; r < remain; r++) {
*dest++ = *src++;
}
// padding tail
for (int j = 0; j < paddingWidth; j++) {
*dest++ = float(0);
}
}
if (paddingHeight > 0) {
memset(dest, 0, destWidth * paddingHeight * sizeof(float));
dest += destWidth * paddingHeight;
}
}
}
};
#endif
} // namespace paddle
paddle/function/neon/NeonDepthwiseConv.cpp
浏览文件 @ a8efed09
......@@ -12,468 +12,13 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include "neon_util.h"
#include "NeonDepthwiseConv.h"
#include "paddle/function/ConvOp.h"
#include "paddle/function/Im2Col.h"
namespace paddle {
namespace neon {
#if defined(__ARM_NEON__) || defined(__ARM_NEON)
template <int filterSize, int stride>
struct DepthwiseConvKernel {};
inline float32_t conv3x3(float32x4_t r0,
float32x4_t r1,
float32x4_t r2,
float32x4_t k0,
float32x4_t k1,
float32x4_t k2) {
float32x4_t tmp;
tmp = vmulq_f32(r0, k0);
tmp = vmlaq_f32(tmp, r1, k1);
tmp = vmlaq_f32(tmp, r2, k2);
return vaddvq_f32(tmp);
}
inline float32_t conv4x4(float32x4_t r0,
float32x4_t r1,
float32x4_t r2,
float32x4_t r3,
float32x4_t k0,
float32x4_t k1,
float32x4_t k2,
float32x4_t k3) {
float32x4_t tmp;
tmp = vmulq_f32(r0, k0);
tmp = vmlaq_f32(tmp, r1, k1);
tmp = vmlaq_f32(tmp, r2, k2);
tmp = vmlaq_f32(tmp, r3, k3);
return vaddvq_f32(tmp);
}
/**
* Each step calculates four elements of the output.
* First step:
* R0[0, 1, 2, 3...] * K[0][0]
* R0[1, 2, 3, 4...] * K[0][1]
* R0[2, 3, 4, 5...] * K[0][2]
* R1[0, 1, 2, 3...] * K[1][0]
* R1[1, 2, 3, 4...] * K[1][1]
* R1[2, 3, 4, 5...] * K[1][2]
* R2[0, 1, 2, 3...] * K[2][0]
* R2[1, 2, 3, 4...] * K[2][1]
* + R2[2, 3, 4, 5...] * K[2][2]
* ------------------------------
* Output[0, 1, 2, 3]
*/
template <>
struct DepthwiseConvKernel<3, 1> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 9) {
// Load the filters
float32x4_t k[3];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 3);
k[2] = vld1q_f32(filterData + 6);
k[0] = vsetq_lane_f32(0.f, k[0], 3);
k[1] = vsetq_lane_f32(0.f, k[1], 3);
k[2] = vsetq_lane_f32(0.f, k[2], 3);
const float* r0 =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
const float* r1 = r0 + inputWidth;
const float* r2 = r0 + inputWidth * 2;
float32x4_t input[3][3];
for (int h = 0; h < outputHeight; h++) {
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t tmp;
input[0][0] = vld1q_f32(r0);
tmp = vld1q_f32(r0 + 4);
input[0][1] = vextq_f32(input[0][0], tmp, 1);
input[0][2] = vextq_f32(input[0][0], tmp, 2);
input[1][0] = vld1q_f32(r1);
tmp = vld1q_f32(r1 + 4);
input[1][1] = vextq_f32(input[1][0], tmp, 1);
input[1][2] = vextq_f32(input[1][0], tmp, 2);
input[2][0] = vld1q_f32(r2);
tmp = vld1q_f32(r2 + 4);
input[2][1] = vextq_f32(input[2][0], tmp, 1);
input[2][2] = vextq_f32(input[2][0], tmp, 2);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][0], k[1], 0);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][1], k[1], 1);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][2], k[1], 2);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 4;
r1 += 4;
r2 += 4;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
*outputData = conv3x3(i0, i1, i2, k[0], k[1], k[2]);
r0++;
r1++;
r2++;
outputData++;
}
r0 += 2;
r1 += 2;
r2 += 2;
}
}
}
};
/**
* Each step calculates four elements of the output.
* First step:
* R0[0, 2, 4, 6...] * K[0][0]
* R0[1, 3, 5, 7...] * K[0][1]
* R0[2, 4, 6, 8...] * K[0][2]
* R1[0, 2, 4, 6...] * K[1][0]
* R1[1, 3, 5, 7...] * K[1][1]
* R1[2, 4, 6, 8...] * K[1][2]
* R2[0, 2, 4, 6...] * K[2][0]
* R2[1, 3, 5, 7...] * K[2][1]
* R2[2, 4, 6, 8...] * K[2][2]
* ------------------------------
* Output[0, 1, 2, 3]
*/
template <>
struct DepthwiseConvKernel<3, 2> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 9) {
// Load the filters
float32x4_t k[3];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 3);
k[2] = vld1q_f32(filterData + 6);
k[0] = vsetq_lane_f32(0.f, k[0], 3);
k[1] = vsetq_lane_f32(0.f, k[1], 3);
k[2] = vsetq_lane_f32(0.f, k[2], 3);
const float* start =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
float32x4_t input[3][3];
for (int h = 0; h < outputHeight; h++) {
const float* r0 = start + 2 * h * inputWidth;
const float* r1 = start + (2 * h + 1) * inputWidth;
const float* r2 = start + (2 * h + 2) * inputWidth;
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t data1;
float32x4x2_t data2;
data2 = vld2q_f32(r0);
input[0][0] = data2.val[0];
input[0][1] = data2.val[1];
data1 = vld1q_f32(r0 + 8);
input[0][2] = vextq_f32(data2.val[0], data1, 1);
data2 = vld2q_f32(r1);
input[1][0] = data2.val[0];
input[1][1] = data2.val[1];
data1 = vld1q_f32(r1 + 8);
input[1][2] = vextq_f32(data2.val[0], data1, 1);
data2 = vld2q_f32(r2);
input[2][0] = data2.val[0];
input[2][1] = data2.val[1];
data1 = vld1q_f32(r2 + 8);
input[2][2] = vextq_f32(data2.val[0], data1, 1);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][0], k[1], 0);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][1], k[1], 1);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][2], k[1], 2);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 8;
r1 += 8;
r2 += 8;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
*outputData = conv3x3(i0, i1, i2, k[0], k[1], k[2]);
r0 += 2;
r1 += 2;
r2 += 2;
outputData++;
}
}
}
}
};
/**
* Each step calculates four elements of the output.
*/
template <>
struct DepthwiseConvKernel<4, 1> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 16) {
// Load the filters
float32x4_t k[4];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 4);
k[2] = vld1q_f32(filterData + 8);
k[3] = vld1q_f32(filterData + 12);
const float* r0 =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
const float* r1 = r0 + inputWidth;
const float* r2 = r0 + inputWidth * 2;
const float* r3 = r0 + inputWidth * 3;
float32x4_t input[4][4];
for (int h = 0; h < outputHeight; h++) {
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t tmp;
input[0][0] = vld1q_f32(r0);
tmp = vld1q_f32(r0 + 4);
input[0][1] = vextq_f32(input[0][0], tmp, 1);
input[0][2] = vextq_f32(input[0][0], tmp, 2);
input[0][3] = vextq_f32(input[0][0], tmp, 3);
input[1][0] = vld1q_f32(r1);
tmp = vld1q_f32(r1 + 4);
input[1][1] = vextq_f32(input[1][0], tmp, 1);
input[1][2] = vextq_f32(input[1][0], tmp, 2);
input[1][3] = vextq_f32(input[1][0], tmp, 3);
input[2][0] = vld1q_f32(r2);
tmp = vld1q_f32(r2 + 4);
input[2][1] = vextq_f32(input[2][0], tmp, 1);
input[2][2] = vextq_f32(input[2][0], tmp, 2);
input[2][3] = vextq_f32(input[2][0], tmp, 3);
input[3][0] = vld1q_f32(r3);
tmp = vld1q_f32(r3 + 4);
input[3][1] = vextq_f32(input[3][0], tmp, 1);
input[3][2] = vextq_f32(input[3][0], tmp, 2);
input[3][3] = vextq_f32(input[3][0], tmp, 3);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][3], k[0], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][0], k[1], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][1], k[1], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][2], k[1], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][3], k[1], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][3], k[2], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][0], k[3], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][1], k[3], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][2], k[3], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][3], k[3], 3);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 4;
r1 += 4;
r2 += 4;
r3 += 4;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
float32x4_t i3 = vld1q_f32(r3);
*outputData = conv4x4(i0, i1, i2, i3, k[0], k[1], k[2], k[3]);
r0++;
r1++;
r2++;
r3++;
outputData++;
}
r0 += 3;
r1 += 3;
r2 += 3;
r3 += 3;
}
}
}
};
/**
* Each step calculates four elements of the output.
*/
template <>
struct DepthwiseConvKernel<4, 2> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 16) {
// Load the filters
float32x4_t k[4];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 4);
k[2] = vld1q_f32(filterData + 8);
k[3] = vld1q_f32(filterData + 12);
const float* start =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
float32x4_t input[4][4];
for (int h = 0; h < outputHeight; h++) {
const float* r0 = start + 2 * h * inputWidth;
const float* r1 = start + (2 * h + 1) * inputWidth;
const float* r2 = start + (2 * h + 2) * inputWidth;
const float* r3 = start + (2 * h + 3) * inputWidth;
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4x2_t data1;
float32x4x2_t data2;
data1 = vld2q_f32(r0);
data2 = vld2q_f32(r0 + 8);
input[0][0] = data1.val[0];
input[0][1] = data1.val[1];
input[0][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[0][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r1);
data2 = vld2q_f32(r1 + 8);
input[1][0] = data1.val[0];
input[1][1] = data1.val[1];
input[1][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[1][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r2);
data2 = vld2q_f32(r2 + 8);
input[2][0] = data1.val[0];
input[2][1] = data1.val[1];
input[2][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[2][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r3);
data2 = vld2q_f32(r3 + 8);
input[3][0] = data1.val[0];
input[3][1] = data1.val[1];
input[3][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[3][3] = vextq_f32(data1.val[1], data2.val[1], 1);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][3], k[0], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][0], k[1], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][1], k[1], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][2], k[1], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][3], k[1], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][3], k[2], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][0], k[3], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][1], k[3], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][2], k[3], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][3], k[3], 3);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 8;
r1 += 8;
r2 += 8;
r3 += 8;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
float32x4_t i3 = vld1q_f32(r3);
*outputData = conv4x4(i0, i1, i2, i3, k[0], k[1], k[2], k[3]);
r0 += 2;
r1 += 2;
r2 += 2;
r3 += 2;
outputData++;
}
}
}
}
};
template <DeviceType Device>
class NeonDepthwiseConvFunction : public ConvFunctionBase {
public:
......@@ -497,16 +42,16 @@ public:
const TensorShape& filter = inputs[1].shape();
const TensorShape& output = outputs[0].shape();
size_t batchSize = input[0];
size_t inputChannels = input[1];
size_t inputHeight = input[2];
size_t inputWidth = input[3];
size_t filterHeight = getFilterHeight(filter);
size_t filterWidth = getFilterWidth(filter);
size_t outputChannels = output[1];
size_t outputHeight = output[2];
size_t outputWidth = output[3];
size_t filterMultiplier = outputChannels / groups_;
int batchSize = input[0];
int inputChannels = input[1];
int inputHeight = input[2];
int inputWidth = input[3];
int filterHeight = getFilterHeight(filter);
int filterWidth = getFilterWidth(filter);
int outputChannels = output[1];
int outputHeight = output[2];
int outputWidth = output[3];
int filterMultiplier = outputChannels / groups_;
CHECK_EQ(inputChannels, groups_);
// only support strideH() == strideW() and filterHeight == filterWidth.
......@@ -519,22 +64,19 @@ public:
// padding the input
float* inputPadding = inputData;
int padInputHeight = inputHeight + 2 * paddingH();
int padInputWidth = inputWidth + 2 * paddingW();
if (paddingH() > 0 || paddingW() > 0) {
int newSize = batchSize * inputChannels * (inputHeight + 2 * paddingH()) *
(inputWidth + 2 * paddingW());
int newSize = batchSize * inputChannels * padInputHeight * padInputWidth;
resizeBuffer<Device>(newSize);
inputPadding = reinterpret_cast<float*>(memory_->getBuf());
Padding<float>::run(inputData,
neon::Padding<float>::run(inputData,
inputPadding,
batchSize * inputChannels,
inputHeight,
inputWidth,
paddingH(),
paddingW());
// height and width of padding data
inputHeight += 2 * paddingH();
inputWidth += 2 * paddingW();
padInputHeight,
padInputWidth);
}
std::function<void(
......@@ -542,36 +84,37 @@ public:
DepthWiseConv;
if (filterWidth == 3 && strideW() == 1) {
DepthWiseConv = DepthwiseConvKernel<3, 1>::run;
DepthWiseConv = neon::DepthwiseConvKernel<3, 1>::run;
} else if (filterWidth == 3 && strideW() == 2) {
DepthWiseConv = DepthwiseConvKernel<3, 2>::run;
DepthWiseConv = neon::DepthwiseConvKernel<3, 2>::run;
} else if (filterWidth == 4 && strideW() == 1) {
DepthWiseConv = DepthwiseConvKernel<4, 1>::run;
DepthWiseConv = neon::DepthwiseConvKernel<4, 1>::run;
} else if (filterWidth == 4 && strideW() == 2) {
DepthWiseConv = DepthwiseConvKernel<4, 2>::run;
DepthWiseConv = neon::DepthwiseConvKernel<4, 2>::run;
} else {
LOG(FATAL) << "Not supported";
}
for (size_t i = 0; i < batchSize; i++) {
for (int i = 0; i < batchSize; i++) {
DepthWiseConv(inputPadding,
filterData,
inputHeight,
inputWidth,
padInputHeight,
padInputWidth,
outputChannels,
outputHeight,
outputWidth,
filterMultiplier,
outputData);
inputPadding += inputChannels * inputHeight * inputWidth;
inputPadding += inputChannels * padInputHeight * padInputWidth;
outputData += outputChannels * outputHeight * outputWidth;
}
}
};
#ifndef PADDLE_TYPE_DOUBLE
REGISTER_TYPED_FUNC(NeonDepthwiseConv, CPU, NeonDepthwiseConvFunction);
#endif
#endif
} // namespace neon
} // namespace paddle
paddle/function/neon/NeonDepthwiseConv.h 0 → 100644
浏览文件 @ a8efed09
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#pragma once
#include <string.h>
#include "neon_util.h"
namespace paddle {
namespace neon {
#if defined(__ARM_NEON__) || defined(__ARM_NEON)
template <int filterSize, int stride>
struct DepthwiseConvKernel {};
inline float32_t conv3x3(float32x4_t r0,
float32x4_t r1,
float32x4_t r2,
float32x4_t k0,
float32x4_t k1,
float32x4_t k2) {
float32x4_t tmp;
tmp = vmulq_f32(r0, k0);
tmp = vmlaq_f32(tmp, r1, k1);
tmp = vmlaq_f32(tmp, r2, k2);
return vaddvq_f32(tmp);
}
inline float32_t conv4x4(float32x4_t r0,
float32x4_t r1,
float32x4_t r2,
float32x4_t r3,
float32x4_t k0,
float32x4_t k1,
float32x4_t k2,
float32x4_t k3) {
float32x4_t tmp;
tmp = vmulq_f32(r0, k0);
tmp = vmlaq_f32(tmp, r1, k1);
tmp = vmlaq_f32(tmp, r2, k2);
tmp = vmlaq_f32(tmp, r3, k3);
return vaddvq_f32(tmp);
}
/**
* Each step calculates four elements of the output.
* First step:
* R0[0, 1, 2, 3...] * K[0][0]
* R0[1, 2, 3, 4...] * K[0][1]
* R0[2, 3, 4, 5...] * K[0][2]
* R1[0, 1, 2, 3...] * K[1][0]
* R1[1, 2, 3, 4...] * K[1][1]
* R1[2, 3, 4, 5...] * K[1][2]
* R2[0, 1, 2, 3...] * K[2][0]
* R2[1, 2, 3, 4...] * K[2][1]
* + R2[2, 3, 4, 5...] * K[2][2]
* ------------------------------
* Output[0, 1, 2, 3]
*/
template <>
struct DepthwiseConvKernel<3, 1> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 9) {
// Load the filters
float32x4_t k[3];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 3);
k[2] = vld1q_f32(filterData + 6);
k[0] = vsetq_lane_f32(0.f, k[0], 3);
k[1] = vsetq_lane_f32(0.f, k[1], 3);
k[2] = vsetq_lane_f32(0.f, k[2], 3);
const float* r0 =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
const float* r1 = r0 + inputWidth;
const float* r2 = r0 + inputWidth * 2;
float32x4_t input[3][3];
for (int h = 0; h < outputHeight; h++) {
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t tmp;
input[0][0] = vld1q_f32(r0);
tmp = vld1q_f32(r0 + 4);
input[0][1] = vextq_f32(input[0][0], tmp, 1);
input[0][2] = vextq_f32(input[0][0], tmp, 2);
input[1][0] = vld1q_f32(r1);
tmp = vld1q_f32(r1 + 4);
input[1][1] = vextq_f32(input[1][0], tmp, 1);
input[1][2] = vextq_f32(input[1][0], tmp, 2);
input[2][0] = vld1q_f32(r2);
tmp = vld1q_f32(r2 + 4);
input[2][1] = vextq_f32(input[2][0], tmp, 1);
input[2][2] = vextq_f32(input[2][0], tmp, 2);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][0], k[1], 0);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][1], k[1], 1);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][2], k[1], 2);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 4;
r1 += 4;
r2 += 4;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
*outputData = conv3x3(i0, i1, i2, k[0], k[1], k[2]);
r0++;
r1++;
r2++;
outputData++;
}
r0 += 2;
r1 += 2;
r2 += 2;
}
}
}
};
/**
* Each step calculates four elements of the output.
* First step:
* R0[0, 2, 4, 6...] * K[0][0]
* R0[1, 3, 5, 7...] * K[0][1]
* R0[2, 4, 6, 8...] * K[0][2]
* R1[0, 2, 4, 6...] * K[1][0]
* R1[1, 3, 5, 7...] * K[1][1]
* R1[2, 4, 6, 8...] * K[1][2]
* R2[0, 2, 4, 6...] * K[2][0]
* R2[1, 3, 5, 7...] * K[2][1]
* R2[2, 4, 6, 8...] * K[2][2]
* ------------------------------
* Output[0, 1, 2, 3]
*/
template <>
struct DepthwiseConvKernel<3, 2> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 9) {
// Load the filters
float32x4_t k[3];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 3);
k[2] = vld1q_f32(filterData + 6);
k[0] = vsetq_lane_f32(0.f, k[0], 3);
k[1] = vsetq_lane_f32(0.f, k[1], 3);
k[2] = vsetq_lane_f32(0.f, k[2], 3);
const float* start =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
float32x4_t input[3][3];
for (int h = 0; h < outputHeight; h++) {
const float* r0 = start + 2 * h * inputWidth;
const float* r1 = start + (2 * h + 1) * inputWidth;
const float* r2 = start + (2 * h + 2) * inputWidth;
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t data1;
float32x4x2_t data2;
data2 = vld2q_f32(r0);
input[0][0] = data2.val[0];
input[0][1] = data2.val[1];
data1 = vld1q_f32(r0 + 8);
input[0][2] = vextq_f32(data2.val[0], data1, 1);
data2 = vld2q_f32(r1);
input[1][0] = data2.val[0];
input[1][1] = data2.val[1];
data1 = vld1q_f32(r1 + 8);
input[1][2] = vextq_f32(data2.val[0], data1, 1);
data2 = vld2q_f32(r2);
input[2][0] = data2.val[0];
input[2][1] = data2.val[1];
data1 = vld1q_f32(r2 + 8);
input[2][2] = vextq_f32(data2.val[0], data1, 1);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][0], k[1], 0);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][1], k[1], 1);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][2], k[1], 2);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 8;
r1 += 8;
r2 += 8;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
*outputData = conv3x3(i0, i1, i2, k[0], k[1], k[2]);
r0 += 2;
r1 += 2;
r2 += 2;
outputData++;
}
}
}
}
};
/**
* Each step calculates four elements of the output.
*/
template <>
struct DepthwiseConvKernel<4, 1> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 16) {
// Load the filters
float32x4_t k[4];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 4);
k[2] = vld1q_f32(filterData + 8);
k[3] = vld1q_f32(filterData + 12);
const float* r0 =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
const float* r1 = r0 + inputWidth;
const float* r2 = r0 + inputWidth * 2;
const float* r3 = r0 + inputWidth * 3;
float32x4_t input[4][4];
for (int h = 0; h < outputHeight; h++) {
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4_t tmp;
input[0][0] = vld1q_f32(r0);
tmp = vld1q_f32(r0 + 4);
input[0][1] = vextq_f32(input[0][0], tmp, 1);
input[0][2] = vextq_f32(input[0][0], tmp, 2);
input[0][3] = vextq_f32(input[0][0], tmp, 3);
input[1][0] = vld1q_f32(r1);
tmp = vld1q_f32(r1 + 4);
input[1][1] = vextq_f32(input[1][0], tmp, 1);
input[1][2] = vextq_f32(input[1][0], tmp, 2);
input[1][3] = vextq_f32(input[1][0], tmp, 3);
input[2][0] = vld1q_f32(r2);
tmp = vld1q_f32(r2 + 4);
input[2][1] = vextq_f32(input[2][0], tmp, 1);
input[2][2] = vextq_f32(input[2][0], tmp, 2);
input[2][3] = vextq_f32(input[2][0], tmp, 3);
input[3][0] = vld1q_f32(r3);
tmp = vld1q_f32(r3 + 4);
input[3][1] = vextq_f32(input[3][0], tmp, 1);
input[3][2] = vextq_f32(input[3][0], tmp, 2);
input[3][3] = vextq_f32(input[3][0], tmp, 3);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][3], k[0], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][0], k[1], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][1], k[1], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][2], k[1], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][3], k[1], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][3], k[2], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][0], k[3], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][1], k[3], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][2], k[3], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][3], k[3], 3);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 4;
r1 += 4;
r2 += 4;
r3 += 4;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
float32x4_t i3 = vld1q_f32(r3);
*outputData = conv4x4(i0, i1, i2, i3, k[0], k[1], k[2], k[3]);
r0++;
r1++;
r2++;
r3++;
outputData++;
}
r0 += 3;
r1 += 3;
r2 += 3;
r3 += 3;
}
}
}
};
/**
* Each step calculates four elements of the output.
*/
template <>
struct DepthwiseConvKernel<4, 2> {
static void run(const float* inputData,
const float* filterData,
int inputHeight,
int inputWidth,
int outputChannels,
int outputHeight,
int outputWidth,
int filterMultiplier,
float* outputData) {
const int steps = outputWidth >> 2;
const int remain = outputWidth & 3;
for (int c = 0; c < outputChannels; c++, filterData += 16) {
// Load the filters
float32x4_t k[4];
k[0] = vld1q_f32(filterData);
k[1] = vld1q_f32(filterData + 4);
k[2] = vld1q_f32(filterData + 8);
k[3] = vld1q_f32(filterData + 12);
const float* start =
inputData + (c / filterMultiplier) * (inputHeight * inputWidth);
float32x4_t input[4][4];
for (int h = 0; h < outputHeight; h++) {
const float* r0 = start + 2 * h * inputWidth;
const float* r1 = start + (2 * h + 1) * inputWidth;
const float* r2 = start + (2 * h + 2) * inputWidth;
const float* r3 = start + (2 * h + 3) * inputWidth;
for (int s = 0; s < steps; s++) {
// Load the inputs
float32x4x2_t data1;
float32x4x2_t data2;
data1 = vld2q_f32(r0);
data2 = vld2q_f32(r0 + 8);
input[0][0] = data1.val[0];
input[0][1] = data1.val[1];
input[0][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[0][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r1);
data2 = vld2q_f32(r1 + 8);
input[1][0] = data1.val[0];
input[1][1] = data1.val[1];
input[1][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[1][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r2);
data2 = vld2q_f32(r2 + 8);
input[2][0] = data1.val[0];
input[2][1] = data1.val[1];
input[2][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[2][3] = vextq_f32(data1.val[1], data2.val[1], 1);
data1 = vld2q_f32(r3);
data2 = vld2q_f32(r3 + 8);
input[3][0] = data1.val[0];
input[3][1] = data1.val[1];
input[3][2] = vextq_f32(data1.val[0], data2.val[0], 1);
input[3][3] = vextq_f32(data1.val[1], data2.val[1], 1);
float32x4_t tmp1 = vdupq_n_f32(0.f);
float32x4_t tmp2 = vdupq_n_f32(0.f);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][0], k[0], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][1], k[0], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[0][2], k[0], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[0][3], k[0], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][0], k[1], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][1], k[1], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[1][2], k[1], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[1][3], k[1], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][0], k[2], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][1], k[2], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[2][2], k[2], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[2][3], k[2], 3);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][0], k[3], 0);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][1], k[3], 1);
tmp1 = vmlaq_laneq_f32(tmp1, input[3][2], k[3], 2);
tmp2 = vmlaq_laneq_f32(tmp2, input[3][3], k[3], 3);
tmp1 = vaddq_f32(tmp1, tmp2);
vst1q_f32(outputData, tmp1);
r0 += 8;
r1 += 8;
r2 += 8;
r3 += 8;
outputData += 4;
}
for (int r = 0; r < remain; r++) {
float32x4_t i0 = vld1q_f32(r0);
float32x4_t i1 = vld1q_f32(r1);
float32x4_t i2 = vld1q_f32(r2);
float32x4_t i3 = vld1q_f32(r3);
*outputData = conv4x4(i0, i1, i2, i3, k[0], k[1], k[2], k[3]);
r0 += 2;
r1 += 2;
r2 += 2;
r3 += 2;
outputData++;
}
}
}
}
};
template <class T>
struct Padding {
static void run(const T* input,
T* inputPadding,
int channels,
int inputHeight,
int inputWidth,
int padInputHeight,
int padInputWidth) {
const int paddingHeight = (padInputHeight - inputHeight) / 2;
const int paddingWidth = (padInputWidth - inputWidth) / 2;
for (int c = 0; c < channels; c++) {
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(T));
inputPadding += padInputWidth * paddingHeight;
}
for (int i = 0; i < inputHeight; i++) {
// padding head
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = T(0);
}
memcpy(inputPadding, input, inputWidth * sizeof(T));
inputPadding += inputWidth;
input += inputWidth;
// padding tail
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = T(0);
}
}
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(T));
inputPadding += padInputWidth * paddingHeight;
}
}
}
};
#if defined(__ARM_NEON__) || defined(__ARM_NEON)
template <>
struct Padding<float> {
static void run(const float* input,
float* inputPadding,
int channels,
int inputHeight,
int inputWidth,
int padInputHeight,
int padInputWidth) {
const int paddingHeight = (padInputHeight - inputHeight) / 2;
const int paddingWidth = (padInputWidth - inputWidth) / 2;
for (int c = 0; c < channels; c++) {
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(float));
inputPadding += padInputWidth * paddingHeight;
}
for (int i = 0; i < inputHeight; i++) {
// padding head
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = float(0);
}
int step = inputWidth >> 2;
int remain = inputWidth & 3;
for (int s = 0; s < step; s++) {
float32x4_t s0 = vld1q_f32(input);
vst1q_f32(inputPadding, s0);
input += 4;
inputPadding += 4;
}
for (int r = 0; r < remain; r++) {
*inputPadding++ = *input++;
}
// padding tail
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = float(0);
}
}
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(float));
inputPadding += padInputWidth * paddingHeight;
}
}
}
};
// for stride is 2
struct StridePadding {
static void run(const float* input,
float* inputPadding,
int channels,
int inputHeight,
int inputWidth,
int padInputHeight,
int padInputWidth) {
const int paddingHeight = (padInputHeight - (inputHeight * 2 - 1)) / 2;
const int paddingWidth = (padInputWidth - (inputWidth * 2 - 1)) / 2;
for (int c = 0; c < channels; c++) {
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(float));
inputPadding += padInputWidth * paddingHeight;
}
for (int i = 0; i < inputHeight; i++) {
// padding head
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = float(0);
}
int step = inputWidth >> 2;
int remain = inputWidth & 3;
float32x4_t s1 = vdupq_n_f32(0.f);
for (int s = 0; s < step; s++) {
float32x4_t s0 = vld1q_f32(input);
float32x4x2_t v = {s0, s1};
vst2q_f32(inputPadding, v);
input += 4;
inputPadding += 8;
}
for (int r = 0; r < remain; r++) {
*inputPadding++ = *input++;
*inputPadding++ = float(0);
}
inputPadding--;
// padding tail
for (int j = 0; j < paddingWidth; j++) {
*inputPadding++ = float(0);
}
if (i != inputHeight - 1) {
memset(inputPadding, 0, padInputWidth * sizeof(float));
inputPadding += padInputWidth;
}
}
if (paddingHeight > 0) {
memset(inputPadding, 0, padInputWidth * paddingHeight * sizeof(float));
inputPadding += padInputWidth * paddingHeight;
}
}
}
};
#endif
#endif
} // namespace neon
} // namespace paddle
paddle/function/neon/NeonDepthwiseConvTranspose.cpp 0 → 100644
浏览文件 @ a8efed09
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include "NeonDepthwiseConv.h"
#include "paddle/function/ConvOp.h"
namespace paddle {
#if defined(__ARM_NEON__) || defined(__ARM_NEON)
template <DeviceType Device>
class NeonDepthwiseConvTransposeFunction : public ConvFunctionBase {
public:
void init(const FuncConfig& config) override {
ConvFunctionBase::init(config);
}
void check(const BufferArgs& inputs, const BufferArgs& outputs) override {
const TensorShape& input = inputs[0].shape();
const TensorShape& filter = inputs[1].shape();
const TensorShape& output = outputs[0].shape();
checkShape(input, filter, output);
}
void calc(const BufferArgs& inputs, const BufferArgs& outputs) override {
CHECK_EQ(numInputs_, inputs.size());
CHECK_EQ(numOutputs_, outputs.size());
check(inputs, outputs);
const TensorShape& input = inputs[0].shape();
const TensorShape& filter = inputs[1].shape();
const TensorShape& output = outputs[0].shape();
int batchSize = input[0];
int inputChannels = input[1];
int inputHeight = input[2];
int inputWidth = input[3];
int filterHeight = getFilterHeight(filter);
int filterWidth = getFilterWidth(filter);
int outputChannels = output[1];
int outputHeight = output[2];
int outputWidth = output[3];
int filterMultiplier = outputChannels / groups_;
CHECK_EQ(inputChannels, groups_);
// only support strideH() == strideW() and filterHeight == filterWidth.
CHECK_EQ(strideH(), strideW());
CHECK_EQ(paddingH(), paddingW());
CHECK_EQ(filterHeight, filterWidth);
float* inputData = inputs[0].data<float>();
float* filterData = inputs[1].data<float>();
float* outputData = outputs[0].data<float>();
// padding the input, input -> inputPadding
float* inputPadding = inputData;
int padInputHeight =
(inputHeight - 1) * strideH() + 2 * filterHeight - 1 - 2 * paddingH();
int padInputWidth =
(inputWidth - 1) * strideW() + 2 * filterWidth - 1 - 2 * paddingW();
if (padInputHeight > inputHeight || padInputWidth > inputWidth) {
int newSize = batchSize * inputChannels * padInputHeight * padInputWidth;
resizeBuffer<Device>(newSize);
inputPadding = reinterpret_cast<float*>(memory_->getBuf());
if (strideH() == 1) {
neon::Padding<float>::run(inputData,
inputPadding,
batchSize * inputChannels,
inputHeight,
inputWidth,
padInputHeight,
padInputWidth);
} else if (strideH() == 2) {
neon::StridePadding::run(inputData,
inputPadding,
batchSize * inputChannels,
inputHeight,
inputWidth,
padInputHeight,
padInputWidth);
} else {
LOG(FATAL) << "Not supported";
}
}
std::function<void(
const float*, const float*, int, int, int, int, int, int, float*)>
DepthWiseConv;
if (filterWidth == 3) {
DepthWiseConv = neon::DepthwiseConvKernel<3, 1>::run;
} else if (filterWidth == 4) {
DepthWiseConv = neon::DepthwiseConvKernel<4, 1>::run;
} else {
LOG(FATAL) << "Not supported";
}
for (int i = 0; i < batchSize; i++) {
DepthWiseConv(inputPadding,
filterData,
padInputHeight,
padInputWidth,
outputChannels,
outputHeight,
outputWidth,
filterMultiplier,
outputData);
inputPadding += inputChannels * padInputHeight * padInputWidth;
outputData += outputChannels * outputHeight * outputWidth;
}
}
};
#ifndef PADDLE_TYPE_DOUBLE
REGISTER_TYPED_FUNC(NeonDepthwiseConvTranspose,
CPU,
NeonDepthwiseConvTransposeFunction);
#endif
#endif
} // namespace paddle
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