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Commit 9657baec authored by Chao Liu's avatar Chao Liu
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initial direct conv correct run

parent dfa02139
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Inline Side-by-side
Showing with 327 additions and 94 deletions
driver/conv.cu
View file @ 9657baec
......@@ -7,21 +7,35 @@
#include "direct_convolution.cuh"
template <class T>
struct Generator
struct GeneratorConstant
{
T value = 0;
template <class... Is>
T operator()(Is... is)
{
#if 0
return value;
#else
}
};
template <class T>
struct GeneratorTensor
{
template <class... Is>
T operator()(Is... is)
{
#if 0
std::initializer_list<std::size_t> ls = {static_cast<std::size_t>(is)...};
return std::accumulate(ls.begin(), ls.end(), std::size_t(0));
#else
assert(sizeof...(Is) > 0);
std::initializer_list<std::size_t> ids = {static_cast<std::size_t>(is)...};
std::vector<std::size_t> lens(sizeof...(Is), 100);
std::vector<std::size_t> strides(sizeof...(Is), 1);
std::partial_sum(lens.rbegin(), lens.rbegin() + (sizeof...(Is) - 1), strides.rbegin() + 1);
return std::inner_product(ids.begin(), ids.end(), strides.begin(), std::size_t(0)) + 1;
#endif
}
};
template <typename T>
......@@ -57,18 +71,22 @@ void host_convolution(const Tensor<T>& in,
}
template <class T>
void device_convolution(Tensor<T>& in, Tensor<T>& wei, Tensor<T>& out)
void device_convolution(const Tensor<T>& in, const Tensor<T>& wei, Tensor<T>& out)
{
DeviceTensorDescriptor<4> in_desc_device(in.mDesc);
DeviceTensorDescriptor<4> wei_desc_device(wei.mDesc);
DeviceTensorDescriptor<4> out_desc_device(out.mDesc);
printf("__func__: in_desc_device: %u %u %u %u\n",
printf("__func__: in_desc_device: {%u %u %u %u}, {%u %u %u %u}\n",
in_desc_device.GetLength(0),
in_desc_device.GetLength(1),
in_desc_device.GetLength(2),
in_desc_device.GetLength(3));
in_desc_device.GetLength(3),
in_desc_device.GetStride(0),
in_desc_device.GetStride(1),
in_desc_device.GetStride(2),
in_desc_device.GetStride(3));
std::size_t data_sz = sizeof(T);
DeviceMem in_device_buf(data_sz * in.mDesc.GetElementSpace());
......@@ -77,11 +95,7 @@ void device_convolution(Tensor<T>& in, Tensor<T>& wei, Tensor<T>& out)
int num_thread = std::thread::hardware_concurrency();
#if 1
in.GenerateTensorValue(Generator<float>{1}, num_thread);
wei.GenerateTensorValue(Generator<float>{1}, num_thread);
#endif
out.GenerateTensorValue(Generator<float>{0}, num_thread);
out.GenerateTensorValue(GeneratorConstant<float>{0}, num_thread);
in_device_buf.ToDevice(in.mData.data());
wei_device_buf.ToDevice(wei.mData.data());
......@@ -89,7 +103,7 @@ void device_convolution(Tensor<T>& in, Tensor<T>& wei, Tensor<T>& out)
dim3 block_dim(64, 1, 1);
dim3 grid_dim(1, 1, 1);
gridwise_convolution<T, 3, 3, 4, 4, 2, 2, 1, 1, 32, 32, 1>
gridwise_convolution<T, 3, 3, 4, 4, 2, 2, 1, 1, 8, 8, 1>
<<<grid_dim, block_dim>>>(in_desc_device,
static_cast<T*>(in_device_buf.GetDeviceBuffer()),
wei_desc_device,
......@@ -97,6 +111,7 @@ void device_convolution(Tensor<T>& in, Tensor<T>& wei, Tensor<T>& out)
out_desc_device,
static_cast<T*>(out_device_buf.GetDeviceBuffer()));
checkCudaErrors(cudaGetLastError());
out_device_buf.FromDevice(out.mData.data());
}
......@@ -125,16 +140,23 @@ int main()
std::cout << __func__ << ": num_thread " << num_thread << std::endl;
in.GenerateTensorValue(Generator<float>{1}, num_thread);
wei.GenerateTensorValue(Generator<float>{1}, num_thread);
in.GenerateTensorValue(GeneratorTensor<float>{}, num_thread);
wei.GenerateTensorValue(GeneratorTensor<float>{}, num_thread);
//host_convolution(in, wei, out_host, num_thread);
host_convolution(in, wei, out_host, num_thread);
device_convolution(in, wei, out_device);
std::cout << __func__ << ": done" << std::endl;
LogRange(std::cout, in.mData, ",") << std::endl;
LogRange(std::cout, wei.mData, ",") << std::endl;
//LogRange(std::cout, out_host.mData, ",") << std::endl;
LogRange(std::cout << __func__ << "in : ", in.mData, ",") << std::endl;
LogRange(std::cout << __func__ << "wei: ", wei.mData, ",") << std::endl;
LogRange(std::cout, out_host.mData, ",") << std::endl;
LogRange(std::cout, out_device.mData, ",") << std::endl;
float error = 0;
for(int i = 0; i < out_host.mData.size(); ++i)
{
error += std::abs(out_host.mData[i] - out_device.mData[i]);
}
std::cout << "error: " << error << std::endl;
}
src/include/device_tensor.cuh
View file @ 9657baec
......@@ -17,15 +17,14 @@ struct DeviceTensorDescriptor
__host__ __device__ unsigned GetLength(unsigned i) const { return mpLengths[i]; }
__host__ __device__ unsigned long GetStride(unsigned i) const { return mpStrides[i]; }
__host__ __device__ unsigned GetStride(unsigned i) const { return mpStrides[i]; }
// this is ugly
__host__ __device__ unsigned long
Get1dIndex(unsigned n, unsigned c, unsigned h, unsigned w) const
__host__ __device__ unsigned Get1dIndex(unsigned n, unsigned c, unsigned h, unsigned w) const
{
return n * mpStrides[0] + c * mpStrides[1] + h * mpStrides[2] + w * mpStrides[3];
}
unsigned mpLengths[NDim];
unsigned long mpStrides[NDim];
unsigned mpStrides[NDim];
};
src/include/direct_convolution.cuh
View file @ 9657baec
......@@ -14,11 +14,29 @@ __device__ void blockwise_4d_tensor_op(const DeviceTensorDescriptor<4>& src_desc
F f)
{
#if 1
if(threadIdx.x < 100)
if(threadIdx.x == 0)
{
printf("====== blockwise_4d_tensor_op: \t"
"threadIdx.x %u, p_src[threadIdx.x] %f, p_dst[threadIdx.x] %f\n",
threadIdx.x, p_src[threadIdx.x], p_dst[threadIdx.x]);
printf("blockwise_4d_tensor_op: 0: \t"
"threadIdx.x %u \t"
"src_desc {%u %u %u %u}, {%u %u %u %u}\t"
"dst_desc {%u %u %u %u}, {%u %u %u %u}\n",
threadIdx.x,
src_desc.GetLength(0),
src_desc.GetLength(1),
src_desc.GetLength(2),
src_desc.GetLength(3),
src_desc.GetStride(0),
src_desc.GetStride(1),
src_desc.GetStride(2),
src_desc.GetStride(3),
dst_desc.GetLength(0),
dst_desc.GetLength(1),
dst_desc.GetLength(2),
dst_desc.GetLength(3),
dst_desc.GetStride(0),
dst_desc.GetStride(1),
dst_desc.GetStride(2),
dst_desc.GetStride(3));
}
#endif
......@@ -60,13 +78,21 @@ __device__ void blockwise_4d_tensor_op(const DeviceTensorDescriptor<4>& src_desc
dst_desc.GetStride(0) * did0 + dst_desc.GetStride(1) * did1 +
dst_desc.GetStride(2) * did2 + dst_desc.GetStride(3) * did3;
f(p_dst[dindex], p_src[sindex]);
f(p_src[dindex], p_dst[sindex]);
#if 1
printf("thread id %u, dindex %u, p_dst[dindex] %f, sindex %u, p_src[sindex] %f\n",
threadIdx.x, dindex, p_dst[dindex], sindex, p_src[sindex]);
// if(threadIdx.x == 0)
{
printf("blockwise_4d_tensor_op: 1: thread id %u, \t"
"sindex %u, p_src[sindex] %f, \t"
"dindex %u, p_dst[dindex] %f\n",
threadIdx.x,
sindex,
p_src[sindex],
dindex,
p_dst[dindex]);
}
#endif
}
}
}
......@@ -80,6 +106,33 @@ __device__ void threadwise_4d_tensor_op(const DeviceTensorDescriptor<4>& src_des
TFloat* __restrict__ p_dst,
F f)
{
#if 1
if(threadIdx.x == 0)
{
printf("threadwise_4d_tensor_op: 0: \t"
"threadIdx.x %u \t"
"src_desc {%u %u %u %u}, {%u %u %u %u}\t"
"dst_desc {%u %u %u %u}, {%u %u %u %u}\n",
threadIdx.x,
src_desc.GetLength(0),
src_desc.GetLength(1),
src_desc.GetLength(2),
src_desc.GetLength(3),
src_desc.GetStride(0),
src_desc.GetStride(1),
src_desc.GetStride(2),
src_desc.GetStride(3),
dst_desc.GetLength(0),
dst_desc.GetLength(1),
dst_desc.GetLength(2),
dst_desc.GetLength(3),
dst_desc.GetStride(0),
dst_desc.GetStride(1),
dst_desc.GetStride(2),
dst_desc.GetStride(3));
}
#endif
for(unsigned did0 = 0; did0 < src_desc.GetLength(0); ++did0)
{
for(unsigned did1 = 0; did1 < src_desc.GetLength(1); ++did1)
......@@ -96,7 +149,21 @@ __device__ void threadwise_4d_tensor_op(const DeviceTensorDescriptor<4>& src_des
dst_desc.GetStride(0) * did0 + dst_desc.GetStride(1) * did1 +
dst_desc.GetStride(2) * did2 + dst_desc.GetStride(3) * did3;
f(p_dst[dindex], p_src[sindex]);
f(p_src[sindex], p_dst[dindex]);
#if 1
if(threadIdx.x == 0)
{
printf("threadwise_4d_tensor_op: 1: thread id %u, \t"
"sindex %u, p_src[sindex] %f, \t"
"dindex %u, p_dst[dindex] %f\n",
threadIdx.x,
sindex,
p_src[sindex],
dindex,
p_dst[dindex]);
}
#endif
}
}
}
......@@ -111,6 +178,72 @@ __device__ void threadwise_direct_convolution(const DeviceTensorDescriptor<4>& i
const DeviceTensorDescriptor<4>& out_desc,
TFloat* __restrict__ p_out)
{
#if 1
if(threadIdx.x == 0)
{
printf("threadwise_direct_convolution: 0: \t"
"threadIdx.x %u \t"
"in_desc {%u %u %u %u}, {%u %u %u %u}\t"
"wei_desc {%u %u %u %u}, {%u %u %u %u}\t"
"out_desc {%u %u %u %u}, {%u %u %u %u}\n",
threadIdx.x,
in_desc.GetLength(0),
in_desc.GetLength(1),
in_desc.GetLength(2),
in_desc.GetLength(3),
in_desc.GetStride(0),
in_desc.GetStride(1),
in_desc.GetStride(2),
in_desc.GetStride(3),
wei_desc.GetLength(0),
wei_desc.GetLength(1),
wei_desc.GetLength(2),
wei_desc.GetLength(3),
wei_desc.GetStride(0),
wei_desc.GetStride(1),
wei_desc.GetStride(2),
wei_desc.GetStride(3),
out_desc.GetLength(0),
out_desc.GetLength(1),
out_desc.GetLength(2),
out_desc.GetLength(3),
out_desc.GetStride(0),
out_desc.GetStride(1),
out_desc.GetStride(2),
out_desc.GetStride(3));
}
#elif 1
{
printf("threadwise_direct_convolution: 0: \t"
"threadIdx.x %u \t"
"p_in %f %f %f %f %f %f %f %f, \t"
"p_wei %f %f %f %f %f %f %f %f %f, \t"
"p_out %f %f %f %f, \n",
threadIdx.x,
p_in[0],
p_in[1],
p_in[2],
p_in[3],
p_in[4],
p_in[5],
p_in[6],
p_in[7],
p_wei[0],
p_wei[1],
p_wei[2],
p_wei[3],
p_wei[4],
p_wei[5],
p_wei[6],
p_wei[7],
p_wei[8],
p_out[0],
p_out[1],
p_out[2],
p_out[3]);
}
#endif
for(unsigned n = 0; n < out_desc.GetLength(0); ++n)
{
for(unsigned k = 0; k < out_desc.GetLength(1); ++k)
......@@ -143,15 +276,20 @@ __device__ void threadwise_direct_convolution(const DeviceTensorDescriptor<4>& i
p_out[out_index] += p_wei[wei_index] * p_in[in_index];
#if 1
if(threadIdx.x == 0 )
if(threadIdx.x == 0)
{
printf("====== 5: \t"
printf("threadwise_direct_convolution: 1: \t"
"threadIdx.x %u\t"
"out_index %u, p_out[out_index] %f, \t"
"wei_index %u, p_wei[wei_index] %f, \t"
"in_index %u, p_in[in_index] %f\n",
out_index, p_out[out_index],
wei_index, p_wei[wei_index],
in_index, p_in[in_index]);
threadIdx.x,
out_index,
p_out[out_index],
wei_index,
p_wei[wei_index],
in_index,
p_in[in_index]);
}
#endif
}
......@@ -161,8 +299,6 @@ __device__ void threadwise_direct_convolution(const DeviceTensorDescriptor<4>& i
}
}
}
}
template <class TFloat,
......@@ -184,36 +320,87 @@ __device__ void blockwise_convolution(const DeviceTensorDescriptor<4>& in_desc,
const DeviceTensorDescriptor<4>& out_desc,
TFloat* __restrict__ p_out)
{
#if 1
if(threadIdx.x == 0)
{
printf("blockwise_convolution: 0: \t"
"threadIdx.x %u \t"
"in_desc {%u %u %u %u}, {%u %u %u %u}\t"
"wei_desc {%u %u %u %u}, {%u %u %u %u}\t"
"out_desc {%u %u %u %u}, {%u %u %u %u}\n",
threadIdx.x,
in_desc.GetLength(0),
in_desc.GetLength(1),
in_desc.GetLength(2),
in_desc.GetLength(3),
in_desc.GetStride(0),
in_desc.GetStride(1),
in_desc.GetStride(2),
in_desc.GetStride(3),
wei_desc.GetLength(0),
wei_desc.GetLength(1),
wei_desc.GetLength(2),
wei_desc.GetLength(3),
wei_desc.GetStride(0),
wei_desc.GetStride(1),
wei_desc.GetStride(2),
wei_desc.GetStride(3),
out_desc.GetLength(0),
out_desc.GetLength(1),
out_desc.GetLength(2),
out_desc.GetLength(3),
out_desc.GetStride(0),
out_desc.GetStride(1),
out_desc.GetStride(2),
out_desc.GetStride(3));
}
#endif
// for now, one thread do 1 N and 1 K
DeviceTensorDescriptor<4> wei_thread_desc;
wei_thread_desc.mpLengths[0] = 1;
wei_thread_desc.mpLengths[1] = CPerBlockLoop;
wei_thread_desc.mpLengths[2] = S;
wei_thread_desc.mpLengths[3] = R;
wei_thread_desc.mpStrides[3] = 1;
wei_thread_desc.mpStrides[2] = wei_thread_desc.GetLength(3) * wei_thread_desc.GetStride(3);
wei_thread_desc.mpStrides[1] = wei_thread_desc.GetLength(2) * wei_thread_desc.GetStride(2);
wei_thread_desc.mpStrides[0] = wei_thread_desc.GetLength(1) * wei_thread_desc.GetStride(1);
DeviceTensorDescriptor<4> out_thread_desc;
out_thread_desc.mpLengths[0] = 1;
out_thread_desc.mpLengths[1] = 1;
out_thread_desc.mpLengths[2] = OutTileSizeH;
out_thread_desc.mpLengths[3] = OutTileSizeW;
out_thread_desc.mpStrides[3] = 1;
out_thread_desc.mpStrides[2] = out_thread_desc.GetLength(3) * out_thread_desc.GetStride(3);
out_thread_desc.mpStrides[1] = out_thread_desc.GetLength(2) * out_thread_desc.GetStride(2);
out_thread_desc.mpStrides[0] = out_thread_desc.GetLength(1) * out_thread_desc.GetStride(1);
DeviceTensorDescriptor<4> in_thread_desc;
in_thread_desc.mpLengths[0] = 1;
in_thread_desc.mpLengths[1] = CPerBlockLoop;
in_thread_desc.mpLengths[2] = OutTileSizeH + S - 1;
in_thread_desc.mpLengths[3] = OutTileSizeW + R - 1;
in_thread_desc.mpStrides[3] = 1;
in_thread_desc.mpStrides[2] = in_thread_desc.GetLength(3) * in_thread_desc.GetStride(3);
in_thread_desc.mpStrides[1] = in_thread_desc.GetLength(2) * in_thread_desc.GetStride(2);
in_thread_desc.mpStrides[0] = in_thread_desc.GetLength(1) * in_thread_desc.GetStride(1);
DeviceTensorDescriptor<4> in_thread_src_desc = in_desc;
in_thread_src_desc.mpLengths[0] = 1;
in_thread_src_desc.mpLengths[1] = CPerBlockLoop;
in_thread_src_desc.mpLengths[2] = OutTileSizeH + S - 1;
in_thread_src_desc.mpLengths[3] = OutTileSizeW + R - 1;
DeviceTensorDescriptor<4> wei_thread_src_desc = wei_desc;
wei_thread_src_desc.mpLengths[0] = 1;
wei_thread_src_desc.mpLengths[1] = CPerBlockLoop;
wei_thread_src_desc.mpLengths[2] = S;
wei_thread_src_desc.mpLengths[3] = R;
DeviceTensorDescriptor<4> out_thread_src_desc = out_desc;
out_thread_src_desc.mpLengths[0] = 1;
out_thread_src_desc.mpLengths[1] = 1;
out_thread_src_desc.mpLengths[2] = OutTileSizeH;
out_thread_src_desc.mpLengths[3] = OutTileSizeW;
DeviceTensorDescriptor<4> in_thread_dst_desc = in_thread_src_desc;
in_thread_dst_desc.mpStrides[3] = 1;
in_thread_dst_desc.mpStrides[2] =
in_thread_dst_desc.GetLength(3) * in_thread_dst_desc.GetStride(3);
in_thread_dst_desc.mpStrides[1] =
in_thread_dst_desc.GetLength(2) * in_thread_dst_desc.GetStride(2);
in_thread_dst_desc.mpStrides[0] =
in_thread_dst_desc.GetLength(1) * in_thread_dst_desc.GetStride(1);
DeviceTensorDescriptor<4> wei_thread_dst_desc = wei_thread_src_desc;
wei_thread_dst_desc.mpStrides[3] = 1;
wei_thread_dst_desc.mpStrides[2] =
wei_thread_dst_desc.GetLength(3) * wei_thread_dst_desc.GetStride(3);
wei_thread_dst_desc.mpStrides[1] =
wei_thread_dst_desc.GetLength(2) * wei_thread_dst_desc.GetStride(2);
wei_thread_dst_desc.mpStrides[0] =
wei_thread_dst_desc.GetLength(1) * wei_thread_dst_desc.GetStride(1);
DeviceTensorDescriptor<4> out_thread_dst_desc = out_thread_src_desc;
out_thread_dst_desc.mpStrides[3] = 1;
out_thread_dst_desc.mpStrides[2] =
out_thread_dst_desc.GetLength(3) * out_thread_dst_desc.GetStride(3);
out_thread_dst_desc.mpStrides[1] =
out_thread_dst_desc.GetLength(2) * out_thread_dst_desc.GetStride(2);
out_thread_dst_desc.mpStrides[0] =
out_thread_dst_desc.GetLength(1) * out_thread_dst_desc.GetStride(1);
const unsigned thread_sz = blockDim.x * blockDim.y * blockDim.z;
......@@ -248,45 +435,45 @@ __device__ void blockwise_convolution(const DeviceTensorDescriptor<4>& in_desc,
// copy input tensor into register
threadwise_4d_tensor_op<TFloat, decltype(f_copy)>(
in_desc,
in_thread_src_desc,
p_in + in_desc.Get1dIndex(
n_thread_work_begin, 0, hi_thread_work_begin, wi_thread_work_begin),
in_thread_desc,
in_thread_dst_desc,
p_in_thread,
f_copy);
// copy weight tensor into register
threadwise_4d_tensor_op<TFloat, decltype(f_copy)>(
wei_desc,
p_wei + wei_thread_desc.Get1dIndex(k_thread_work_begin, 0, 0, 0),
wei_thread_desc,
wei_thread_src_desc,
p_wei + wei_desc.Get1dIndex(k_thread_work_begin, 0, 0, 0),
wei_thread_dst_desc,
p_wei_thread,
f_copy);
// copy output tensor into register
threadwise_4d_tensor_op<TFloat, decltype(f_copy)>(
out_desc,
out_thread_src_desc,
p_out + out_desc.Get1dIndex(n_thread_work_begin,
k_thread_work_begin,
ho_thread_work_begin,
wo_thread_work_begin),
out_thread_desc,
out_thread_dst_desc,
p_out_thread,
f_copy);
// threadwise convolution
threadwise_direct_convolution(in_thread_desc,
threadwise_direct_convolution(in_thread_dst_desc,
p_in_thread,
wei_thread_desc,
wei_thread_dst_desc,
p_wei_thread,
out_thread_desc,
out_thread_dst_desc,
p_out_thread);
// accumulate output tensor into device mem
threadwise_4d_tensor_op<TFloat, decltype(f_copy)>(
out_thread_desc,
out_thread_dst_desc,
p_out_thread,
out_desc,
out_thread_src_desc,
p_out + out_desc.Get1dIndex(n_thread_work_begin,
k_thread_work_begin,
ho_thread_work_begin,
......@@ -315,11 +502,38 @@ __global__ void gridwise_convolution(const DeviceTensorDescriptor<4> in_desc,
TFloat* __restrict__ p_out)
{
#if 1
if(threadIdx.x < 100)
if(threadIdx.x == 0)
{
printf("====== 0: \t"
"threadIdx.x %u, p_in[threadIdx.x] %f, p_wei[threadIdx.x] %f, p_out[threadIdx.x] %f\n",
threadIdx.x, p_in[threadIdx.x], p_wei[threadIdx.x], p_out[threadIdx.x]);
printf("gridwise_convolution: 0: \t"
"threadIdx.x %u \t"
"in_desc {%u %u %u %u}, {%u %u %u %u}\t"
"wei_desc {%u %u %u %u}, {%u %u %u %u}\t"
"out_desc {%u %u %u %u}, {%u %u %u %u}\n",
threadIdx.x,
in_desc.GetLength(0),
in_desc.GetLength(1),
in_desc.GetLength(2),
in_desc.GetLength(3),
in_desc.GetStride(0),
in_desc.GetStride(1),
in_desc.GetStride(2),
in_desc.GetStride(3),
wei_desc.GetLength(0),
wei_desc.GetLength(1),
wei_desc.GetLength(2),
wei_desc.GetLength(3),
wei_desc.GetStride(0),
wei_desc.GetStride(1),
wei_desc.GetStride(2),
wei_desc.GetStride(3),
out_desc.GetLength(0),
out_desc.GetLength(1),
out_desc.GetLength(2),
out_desc.GetLength(3),
out_desc.GetStride(0),
out_desc.GetStride(1),
out_desc.GetStride(2),
out_desc.GetStride(3));
}
#endif
......@@ -363,9 +577,9 @@ __global__ void gridwise_convolution(const DeviceTensorDescriptor<4> in_desc,
in_block_desc.mpStrides[1] = in_block_desc.GetLength(2) * in_block_desc.GetStride(2);
in_block_desc.mpStrides[0] = in_block_desc.GetLength(1) * in_block_desc.GetStride(1);
__shared__ TFloat p_in_block[NPerBlock * CPerBlockLoop * S * R];
__shared__ TFloat p_wei_block[KPerBlock * CPerBlockLoop * (YPerBlock * OutTileSizeH + S - 1) *
__shared__ TFloat p_in_block[NPerBlock * CPerBlockLoop * (YPerBlock * OutTileSizeH + S - 1) *
(XPerBlock * OutTileSizeW + R - 1)];
__shared__ TFloat p_wei_block[KPerBlock * CPerBlockLoop * S * R];
__shared__ TFloat p_out_block[NPerBlock * KPerBlock * (YPerBlock * OutTileSizeH) *
(XPerBlock * OutTileSizeW)];
......@@ -388,9 +602,6 @@ __global__ void gridwise_convolution(const DeviceTensorDescriptor<4> in_desc,
unsigned hi_block_work_begin = ho_block_work_begin; // minus padding
unsigned wi_block_work_begin = wo_block_work_begin; // minus padding
if(threadIdx.x == 0)
printf("====== 1:\n");
for(unsigned c_block_work_begin = 0; c_block_work_begin < in_desc.GetLength(1);
c_block_work_begin += CPerBlockLoop)
{
......@@ -426,6 +637,8 @@ __global__ void gridwise_convolution(const DeviceTensorDescriptor<4> in_desc,
p_out_block,
f_copy);
__syncthreads();
// blockwise convolution
blockwise_convolution<TFloat,
S,
......@@ -441,8 +654,7 @@ __global__ void gridwise_convolution(const DeviceTensorDescriptor<4> in_desc,
CPerBlockLoop>(
in_block_desc, p_in_block, wei_block_desc, p_wei_block, out_block_desc, p_out_block);
if(threadIdx.x == 0 )
printf("====== 3:\n");
__syncthreads();
// accum output tensor from LDS to device mem
blockwise_4d_tensor_op<TFloat, 1, 1, 1, 64, decltype(f_copy)>(
......
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