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Unverified Commit f6c4d614 authored by aledudek's avatar aledudek Committed by GitHub
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[CK_TILE] Move hipmalloc/memcpy calls out of gpu reference gemm (#1743) 

* [CK_TILE] Move hipmalloc/memcpy calls out of gpu reference gemm

* [CK_TILE] Move hipmalloc/memcpy calls out of gpu reference gemm - review changes

* [CK_TILE] Move hipmalloc/memcpy calls out of gpu reference gemm - review fix
parent d9e37c68
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Showing with 68 additions and 156 deletions
example/ck_tile/03_gemm/run_gemm_example.inc
View file @ f6c4d614
...@@ -161,14 +161,39 @@ int run_gemm_example_with_layouts(int argc, ...@@ -161,14 +161,39 @@ int run_gemm_example_with_layouts(int argc,
c_m_n_gpu_ref.SetZero(); c_m_n_gpu_ref.SetZero();
c_m_n_gpu_buf_ref.SetZero(); c_m_n_gpu_buf_ref.SetZero();
ADataType* d_A;
BDataType* d_B;
CDataType* d_C;
ck_tile::hip_check_error(hipMalloc(&d_A, M * K * sizeof(ADataType)));
ck_tile::hip_check_error(hipMalloc(&d_B, N * K * sizeof(BDataType)));
ck_tile::hip_check_error(hipMalloc(&d_C, M * N * sizeof(CDataType)));
ck_tile::hip_check_error(hipMemcpy(d_A,
a_m_k_dev_buf.GetDeviceBuffer(),
M * K * sizeof(ADataType),
hipMemcpyHostToDevice));
ck_tile::hip_check_error(hipMemcpy(d_B,
b_k_n_dev_buf.GetDeviceBuffer(),
N * K * sizeof(BDataType),
hipMemcpyHostToDevice));
ck_tile::reference_gemm_gpu<ADataType, ck_tile::reference_gemm_gpu<ADataType,
BDataType, BDataType,
AccDataType, AccDataType,
CDataType, CDataType,
ALayout, ALayout,
BLayout, BLayout,
CLayout>( CLayout>(d_A, d_B, d_C, M, N, K, stride_A, stride_B, stride_C);
a_m_k_dev_buf, b_k_n_dev_buf, c_m_n_gpu_buf_ref, M, N, K, stride_A, stride_B, stride_C);
ck_tile::hip_check_error(hipMemcpy(c_m_n_gpu_buf_ref.GetDeviceBuffer(),
d_C,
M * N * sizeof(CDataType),
hipMemcpyDeviceToHost));
ck_tile::hip_check_error(hipFree(d_A));
ck_tile::hip_check_error(hipFree(d_B));
ck_tile::hip_check_error(hipFree(d_C));
c_m_n_gpu_buf_ref.FromDevice(c_m_n_gpu_ref.data()); c_m_n_gpu_buf_ref.FromDevice(c_m_n_gpu_ref.data());
pass = ck_tile::check_err(c_m_n_dev_result, c_m_n_gpu_ref); pass = ck_tile::check_err(c_m_n_dev_result, c_m_n_gpu_ref);
......
example/ck_tile/16_batched_gemm/run_batched_gemm_example.inc
View file @ f6c4d614
...@@ -188,15 +188,33 @@ int run_batched_gemm_example_with_layouts(int argc, ...@@ -188,15 +188,33 @@ int run_batched_gemm_example_with_layouts(int argc,
c_m_n_gpu_ref.SetZero(); c_m_n_gpu_ref.SetZero();
c_m_n_gpu_buf_ref.SetZero(); c_m_n_gpu_buf_ref.SetZero();
ADataType* d_A;
BDataType* d_B;
CDataType* d_C;
ck_tile::hip_check_error(hipMalloc(&d_A, batch_count * M * K * sizeof(ADataType)));
ck_tile::hip_check_error(hipMalloc(&d_B, batch_count * N * K * sizeof(BDataType)));
ck_tile::hip_check_error(hipMalloc(&d_C, batch_count * M * N * sizeof(CDataType)));
ck_tile::hip_check_error(hipMemcpy(d_A,
a_m_k_dev_buf.GetDeviceBuffer(),
batch_count * M * K * sizeof(ADataType),
hipMemcpyHostToDevice));
ck_tile::hip_check_error(hipMemcpy(d_B,
b_k_n_dev_buf.GetDeviceBuffer(),
batch_count * N * K * sizeof(BDataType),
hipMemcpyHostToDevice));
ck_tile::reference_batched_gemm_gpu<ADataType, ck_tile::reference_batched_gemm_gpu<ADataType,
BDataType, BDataType,
AccDataType, AccDataType,
CDataType, CDataType,
ALayout, ALayout,
BLayout, BLayout,
CLayout>(a_m_k_dev_buf, CLayout>(d_A,
b_k_n_dev_buf, d_B,
c_m_n_gpu_buf_ref, d_C,
M, M,
N, N,
K, K,
...@@ -208,6 +226,15 @@ int run_batched_gemm_example_with_layouts(int argc, ...@@ -208,6 +226,15 @@ int run_batched_gemm_example_with_layouts(int argc,
batch_stride_C, batch_stride_C,
batch_count); batch_count);
ck_tile::hip_check_error(hipMemcpy(c_m_n_gpu_buf_ref.GetDeviceBuffer(),
d_C,
batch_count * M * N * sizeof(CDataType),
hipMemcpyDeviceToHost));
ck_tile::hip_check_error(hipFree(d_A));
ck_tile::hip_check_error(hipFree(d_B));
ck_tile::hip_check_error(hipFree(d_C));
c_m_n_gpu_buf_ref.FromDevice(c_m_n_gpu_ref.data()); c_m_n_gpu_buf_ref.FromDevice(c_m_n_gpu_ref.data());
pass = ck_tile::check_err(c_m_n_dev_result, c_m_n_gpu_ref); pass = ck_tile::check_err(c_m_n_dev_result, c_m_n_gpu_ref);
......
include/ck_tile/host/reference/reference_gemm.hpp
View file @ f6c4d614
...@@ -97,9 +97,9 @@ template <typename ADataType, ...@@ -97,9 +97,9 @@ template <typename ADataType,
typename LayoutA, typename LayoutA,
typename LayoutB, typename LayoutB,
typename LayoutC> typename LayoutC>
void reference_gemm_gpu(DeviceMem& a_device, void reference_gemm_gpu(ADataType* a_ptr,
DeviceMem& b_device, BDataType* b_ptr,
DeviceMem& c_device, CDataType* c_ptr,
index_t M, index_t M,
index_t N, index_t N,
index_t K, index_t K,
...@@ -107,79 +107,13 @@ void reference_gemm_gpu(DeviceMem& a_device, ...@@ -107,79 +107,13 @@ void reference_gemm_gpu(DeviceMem& a_device,
index_t stride_b, index_t stride_b,
index_t stride_c) index_t stride_c)
{ {
ADataType* d_A;
BDataType* d_B;
CDataType* d_C;
hipError_t errA = hipMalloc(&d_A, M * K * sizeof(ADataType));
hipError_t errB = hipMalloc(&d_B, N * K * sizeof(BDataType));
hipError_t errC = hipMalloc(&d_C, M * N * sizeof(CDataType));
if(errA != hipSuccess)
{
std::cerr << "Error allocating device memory for A: " << hipGetErrorString(errA)
<< std::endl;
return; // Early exit on error
}
if(errB != hipSuccess)
{
std::cerr << "Error allocating device memory for B: " << hipGetErrorString(errB)
<< std::endl;
return; // Early exit on error
}
if(errC != hipSuccess)
{
std::cerr << "Error allocating device memory for C: " << hipGetErrorString(errC)
<< std::endl;
return; // Early exit on error
}
errA = hipMemcpy(
d_A, a_device.GetDeviceBuffer(), M * K * sizeof(ADataType), hipMemcpyHostToDevice);
if(errA != hipSuccess)
{
std::cerr << "Error copying A to device: " << hipGetErrorString(errA) << std::endl;
}
errB = hipMemcpy(
d_B, b_device.GetDeviceBuffer(), N * K * sizeof(BDataType), hipMemcpyHostToDevice);
if(errB != hipSuccess)
{
std::cerr << "Error copying B to device: " << hipGetErrorString(errB) << std::endl;
}
int totalElements = M * N; int totalElements = M * N;
int numThreadsPerBlock = 256; // Common choice for threads per block int numThreadsPerBlock = 256; // Common choice for threads per block
int numBlocks = (totalElements + numThreadsPerBlock - 1) / numThreadsPerBlock; int numBlocks = (totalElements + numThreadsPerBlock - 1) / numThreadsPerBlock;
naive_gemm_kernel<ADataType, BDataType, AccDataType, CDataType, LayoutA, LayoutB, LayoutC> naive_gemm_kernel<ADataType, BDataType, AccDataType, CDataType, LayoutA, LayoutB, LayoutC>
<<<numBlocks, numThreadsPerBlock>>>(d_A, d_B, d_C, M, N, K, stride_a, stride_b, stride_c); <<<numBlocks, numThreadsPerBlock>>>(
errC = hipMemcpy( a_ptr, b_ptr, c_ptr, M, N, K, stride_a, stride_b, stride_c);
c_device.GetDeviceBuffer(), d_C, M * N * sizeof(CDataType), hipMemcpyDeviceToHost);
if(errC != hipSuccess)
{
std::cerr << "Error copying C to device: " << hipGetErrorString(errC) << std::endl;
}
errA = hipFree(d_A);
if(errA != hipSuccess)
{
std::cerr << "Error free the A memory: " << hipGetErrorString(errA) << std::endl;
}
errB = hipFree(d_B);
if(errB != hipSuccess)
{
std::cerr << "Error free the B memory: " << hipGetErrorString(errB) << std::endl;
}
errC = hipFree(d_C);
if(errC != hipSuccess)
{
std::cerr << "Error free the C memory: " << hipGetErrorString(errC) << std::endl;
}
return; return;
} }
...@@ -191,9 +125,9 @@ template <typename ADataType, ...@@ -191,9 +125,9 @@ template <typename ADataType,
typename LayoutA, typename LayoutA,
typename LayoutB, typename LayoutB,
typename LayoutC> typename LayoutC>
void reference_batched_gemm_gpu(DeviceMem& a_device, void reference_batched_gemm_gpu(ADataType* a_ptr,
DeviceMem& b_device, BDataType* b_ptr,
DeviceMem& c_device, CDataType* c_ptr,
index_t M, index_t M,
index_t N, index_t N,
index_t K, index_t K,
...@@ -205,94 +139,20 @@ void reference_batched_gemm_gpu(DeviceMem& a_device, ...@@ -205,94 +139,20 @@ void reference_batched_gemm_gpu(DeviceMem& a_device,
index_t batch_stride_C, index_t batch_stride_C,
index_t batch_count) index_t batch_count)
{ {
ADataType* d_A;
BDataType* d_B;
CDataType* d_C;
hipError_t errA = hipMalloc(&d_A, batch_count * M * K * sizeof(ADataType));
hipError_t errB = hipMalloc(&d_B, batch_count * N * K * sizeof(BDataType));
hipError_t errC = hipMalloc(&d_C, batch_count * M * N * sizeof(CDataType));
if(errA != hipSuccess)
{
std::cerr << "Error allocating device memory for A: " << hipGetErrorString(errA)
<< std::endl;
return; // Early exit on error
}
if(errB != hipSuccess)
{
std::cerr << "Error allocating device memory for B: " << hipGetErrorString(errB)
<< std::endl;
return; // Early exit on error
}
if(errC != hipSuccess)
{
std::cerr << "Error allocating device memory for C: " << hipGetErrorString(errC)
<< std::endl;
return; // Early exit on error
}
errA = hipMemcpy(d_A,
a_device.GetDeviceBuffer(),
batch_count * M * K * sizeof(ADataType),
hipMemcpyHostToDevice);
if(errA != hipSuccess)
{
std::cerr << "Error copying A to device: " << hipGetErrorString(errA) << std::endl;
}
errB = hipMemcpy(d_B,
b_device.GetDeviceBuffer(),
batch_count * N * K * sizeof(BDataType),
hipMemcpyHostToDevice);
if(errB != hipSuccess)
{
std::cerr << "Error copying B to device: " << hipGetErrorString(errB) << std::endl;
}
int totalElements = M * N; int totalElements = M * N;
int numThreadsPerBlock = 256; // Common choice for threads per block int numThreadsPerBlock = 256; // Common choice for threads per block
int numBlocks = (totalElements + numThreadsPerBlock - 1) / numThreadsPerBlock; int numBlocks = (totalElements + numThreadsPerBlock - 1) / numThreadsPerBlock;
for(index_t batch_id = 0; batch_id < batch_count; ++batch_id) for(index_t batch_id = 0; batch_id < batch_count; ++batch_id)
{ {
ADataType* d_ATemp = d_A + batch_id * batch_stride_A; ADataType* d_ATemp = a_ptr + batch_id * batch_stride_A;
BDataType* d_BTemp = d_B + batch_id * batch_stride_B; BDataType* d_BTemp = b_ptr + batch_id * batch_stride_B;
CDataType* d_CTemp = d_C + batch_id * batch_stride_C; CDataType* d_CTemp = c_ptr + batch_id * batch_stride_C;
naive_gemm_kernel<ADataType, BDataType, AccDataType, CDataType, LayoutA, LayoutB, LayoutC> naive_gemm_kernel<ADataType, BDataType, AccDataType, CDataType, LayoutA, LayoutB, LayoutC>
<<<numBlocks, numThreadsPerBlock>>>( <<<numBlocks, numThreadsPerBlock>>>(
d_ATemp, d_BTemp, d_CTemp, M, N, K, stride_a, stride_b, stride_c); d_ATemp, d_BTemp, d_CTemp, M, N, K, stride_a, stride_b, stride_c);
} }
errC = hipMemcpy(c_device.GetDeviceBuffer(),
d_C,
batch_count * M * N * sizeof(CDataType),
hipMemcpyDeviceToHost);
if(errC != hipSuccess)
{
std::cerr << "Error copying C to device: " << hipGetErrorString(errC) << std::endl;
}
errA = hipFree(d_A);
if(errA != hipSuccess)
{
std::cerr << "Error free the A memory: " << hipGetErrorString(errA) << std::endl;
}
errB = hipFree(d_B);
if(errB != hipSuccess)
{
std::cerr << "Error free the B memory: " << hipGetErrorString(errB) << std::endl;
}
errC = hipFree(d_C);
if(errC != hipSuccess)
{
std::cerr << "Error free the C memory: " << hipGetErrorString(errC) << std::endl;
}
return; return;
} }
} // namespace ck_tile } // namespace ck_tile
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