mirror of
https://github.com/QuantumPackage/qp2.git
synced 2024-08-25 13:41:47 +02:00
Added Nvidia module
This commit is contained in:
parent
fa6d141949
commit
caec518384
@ -384,17 +384,17 @@ subroutine update_tau_space(nO,nV,h_t1,t1,t2,tau)
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!$OMP SHARED(nO,nV,tau,t2,t1,h_t1,stream,blas) &
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!$OMP PRIVATE(i,j,a,b) &
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!$OMP DEFAULT(NONE)
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do j=1,nO
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!$OMP DO
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do b=1,nV
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call gpu_set_stream(blas,stream(b))
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!$OMP DO
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do b=1,nV
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call gpu_set_stream(blas,stream(b))
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do j=1,nO
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call gpu_dgeam_c(blas%c, 'N', 'N', nO*1_8, nV*1_8, &
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1.d0, c_loc(t2%f(1,j,1,b)), nO*nO*1_8, &
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h_t1(j,b), t1%c, nO*1_8, &
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c_loc(tau%f(1,j,1,b)), nO*nO*1_8)
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enddo
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!$OMP END DO
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enddo
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!$OMP END DO
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!$OMP END PARALLEL
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call gpu_synchronize()
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@ -120,7 +120,7 @@ module gpu
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subroutine gpu_ddot_c(handle, n, dx, incx, dy, incy, res) bind(C, name='gpu_ddot')
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import
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type(c_ptr), intent(in), value :: handle
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type(c_ptr), intent(in) :: handle
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integer(c_int64_t), value :: n, incx, incy
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type(c_ptr), intent(in), value :: dx, dy
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real(c_double), intent(out) :: res
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@ -128,7 +128,7 @@ module gpu
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subroutine gpu_sdot_c(handle, n, dx, incx, dy, incy, res) bind(C, name='gpu_sdot')
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import
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type(c_ptr), intent(in), value :: handle
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type(c_ptr), intent(in) :: handle
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integer(c_int64_t), value :: n, incx, incy
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type(c_ptr), intent(in), value :: dx, dy
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real(c_float), intent(out) :: res
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@ -137,7 +137,7 @@ module gpu
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subroutine gpu_dgeam_c(handle, transa, transb, m, n, alpha, a, lda, beta, &
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b, ldb, c, ldc) bind(C, name='gpu_dgeam')
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import
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type(c_ptr), intent(in), value :: handle
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type(c_ptr), intent(in) :: handle
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character(c_char), intent(in), value :: transa, transb
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integer(c_int64_t), intent(in), value :: m, n, lda, ldb, ldc
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real(c_double), intent(in), value :: alpha, beta
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1
src/gpu_nvidia/LIB
Normal file
1
src/gpu_nvidia/LIB
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@ -0,0 +1 @@
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-lcudart -lcublas -lcublasLt
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1
src/gpu_nvidia/NEED
Normal file
1
src/gpu_nvidia/NEED
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@ -0,0 +1 @@
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5
src/gpu_nvidia/README.rst
Normal file
5
src/gpu_nvidia/README.rst
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@ -0,0 +1,5 @@
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==========
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gpu_nvidia
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==========
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Nvidia implementation of GPU routines. Uses CUDA and CUBLAS libraries.
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src/gpu_nvidia/gpu.c
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327
src/gpu_nvidia/gpu.c
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@ -0,0 +1,327 @@
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <cublas_v2.h>
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#include <cuda_runtime.h>
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/* Generic functions */
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int gpu_ndevices() {
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int ngpus;
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cudaGetDeviceCount(&ngpus);
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return ngpus;
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}
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void gpu_set_device(int32_t igpu) {
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cudaSetDevice(igpu);
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}
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/* Allocation functions */
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void gpu_allocate(void** ptr, const int64_t size) {
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size_t free, total;
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cudaError_t rc = cudaMemGetInfo( &free, &total );
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if (rc != cudaSuccess) {
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free = INT64_MAX;
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}
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/* Use managed memory if it does not fit on the GPU */
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if (size < free && size < total/2) {
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// rc= cudaMalloc(ptr, size);
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rc = cudaMallocManaged(ptr, size, cudaMemAttachGlobal);
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} else {
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rc = cudaMallocManaged(ptr, size, cudaMemAttachGlobal);
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}
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assert (rc == cudaSuccess);
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}
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void gpu_deallocate(void** ptr) {
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assert (*ptr != NULL);
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cudaFree(*ptr);
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*ptr = NULL;
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}
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/* Memory transfer functions */
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void gpu_upload(const void* cpu_ptr, void* gpu_ptr, const int64_t n) {
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cudaMemcpy (gpu_ptr, cpu_ptr, n, cudaMemcpyHostToDevice);
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}
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void gpu_download(const void* gpu_ptr, void* cpu_ptr, const int64_t n) {
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cudaMemcpy (cpu_ptr, gpu_ptr, n, cudaMemcpyDeviceToHost);
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}
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void gpu_copy(const void* gpu_ptr_src, void* gpu_ptr_dest, const int64_t n) {
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cudaMemcpy (gpu_ptr_dest, gpu_ptr_src, n, cudaMemcpyDeviceToDevice);
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}
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/* Streams */
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void gpu_stream_create(void** ptr) {
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cudaStream_t stream;
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cudaError_t rc = cudaStreamCreate(&stream);
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assert (rc == cudaSuccess);
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*ptr = (void*) stream;
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}
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void gpu_stream_destroy(void** ptr) {
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assert (*ptr != NULL);
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cudaError_t rc = cudaStreamDestroy( (cudaStream_t) *ptr);
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assert (rc == cudaSuccess);
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*ptr = NULL;
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}
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void gpu_set_stream(void** handle, void** stream) {
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cublasSetStream( (cublasHandle_t) *handle, (cudaStream_t) *stream);
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}
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void gpu_synchronize() {
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cudaDeviceSynchronize();
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}
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/* BLAS functions */
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void gpu_blas_create(void** handle) {
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cublasHandle_t cublas_handle;
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cublasStatus_t rc = cublasCreate(&cublas_handle);
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assert (rc == CUBLAS_STATUS_SUCCESS);
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*handle = (void*) cublas_handle;
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}
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void gpu_blas_destroy(void** handle) {
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assert (*handle != NULL);
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cublasStatus_t rc = cublasDestroy( (cublasHandle_t) *handle);
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assert (rc == CUBLAS_STATUS_SUCCESS);
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*handle = NULL;
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}
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void gpu_ddot(void** handle, const int64_t n, const double* x, const int64_t incx, const double* y, const int64_t incy, double* result) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t n_, incx_, incy_;
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n_ = (int32_t) n;
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incx_ = (int32_t) incx;
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incy_ = (int32_t) incy;
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/* Check for integer overflows */
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) incx_ == incx);
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assert ( (int64_t) incy_ == incy);
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cublasDdot((cublasHandle_t) *handle, n_, x, incx_, y, incy_, result);
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}
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void gpu_sdot(void** handle, const int64_t n, const float* x, const int64_t incx, const float* y, const int64_t incy, float* result) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t n_, incx_, incy_;
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n_ = (int32_t) n;
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incx_ = (int32_t) incx;
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incy_ = (int32_t) incy;
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/* Check for integer overflows */
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) incx_ == incx);
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assert ( (int64_t) incy_ == incy);
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cublasSdot((cublasHandle_t) *handle, n_, x, incx_, y, incy_, result);
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}
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void gpu_dgemv(void** handle, const char transa, const int64_t m, const int64_t n, const double alpha,
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const double* a, const int64_t lda, const double* x, const int64_t incx, const double beta, double* y, const int64_t incy) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, lda_, incx_, incy_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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lda_ = (int32_t) lda;
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incx_ = (int32_t) incx;
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incy_ = (int32_t) incy;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) lda_ == lda );
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assert ( (int64_t) incx_ == incx);
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assert ( (int64_t) incy_ == incy);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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cublasDgemv((cublasHandle_t) *handle, transa_, m_, n_, &alpha, a, lda_, x, incx_, &beta, y, incy_);
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}
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void gpu_sgemv(void** handle, const char transa, const int64_t m, const int64_t n, const float alpha,
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const float* a, const int64_t lda, const float* x, const int64_t incx, const float beta, float* y, const int64_t incy) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, lda_, incx_, incy_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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lda_ = (int32_t) lda;
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incx_ = (int32_t) incx;
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incy_ = (int32_t) incy;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) lda_ == lda );
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assert ( (int64_t) incx_ == incx);
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assert ( (int64_t) incy_ == incy);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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cublasSgemv((cublasHandle_t) *handle, transa_, m_, n_, &alpha, a, lda_, x, incx_, &beta, y, incy_);
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}
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void gpu_dgemm(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const double alpha,
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const double* a, const int64_t lda, const double* b, const int64_t ldb, const double beta, double* c, const int64_t ldc) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, k_, lda_, ldb_, ldc_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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k_ = (int32_t) k;
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lda_ = (int32_t) lda;
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ldb_ = (int32_t) ldb;
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ldc_ = (int32_t) ldc;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) k_ == k );
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assert ( (int64_t) lda_ == lda);
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assert ( (int64_t) ldb_ == ldb);
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assert ( (int64_t) ldc_ == ldc);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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cublasOperation_t transb_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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if (transb == 'T' || transb == 't') transb_ = CUBLAS_OP_T;
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cublasDgemm((cublasHandle_t) *handle, transa_, transb_, m_, n_, k_, &alpha, a, lda_, b, ldb_, &beta, c, ldc_);
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}
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void gpu_sgemm(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const float alpha,
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const float* a, const int64_t lda, const float* b, const int64_t ldb, const float beta, float* c, const int64_t ldc) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, k_, lda_, ldb_, ldc_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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k_ = (int32_t) k;
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lda_ = (int32_t) lda;
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ldb_ = (int32_t) ldb;
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ldc_ = (int32_t) ldc;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) k_ == k );
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assert ( (int64_t) lda_ == lda);
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assert ( (int64_t) ldb_ == ldb);
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assert ( (int64_t) ldc_ == ldc);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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cublasOperation_t transb_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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if (transb == 'T' || transb == 't') transb_ = CUBLAS_OP_T;
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cublasSgemm((cublasHandle_t) *handle, transa_, transb_, m_, n_, k_, &alpha, a, lda_, b, ldb_, &beta, c, ldc_);
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}
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void gpu_dgeam(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const double alpha,
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const double* a, const int64_t lda, const double beta, const double* b, const int64_t ldb, double* c, const int64_t ldc) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, lda_, ldb_, ldc_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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lda_ = (int32_t) lda;
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ldb_ = (int32_t) ldb;
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ldc_ = (int32_t) ldc;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) lda_ == lda);
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assert ( (int64_t) ldb_ == ldb);
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assert ( (int64_t) ldc_ == ldc);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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cublasOperation_t transb_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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if (transb == 'T' || transb == 't') transb_ = CUBLAS_OP_T;
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cublasDgeam((cublasHandle_t) *handle, transa_, transb_, m_, n_, &alpha, a, lda_, &beta, b, ldb_, c, ldc_);
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}
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void gpu_sgeam(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const float alpha,
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const float* a, const int64_t lda, const float beta, const float* b, const int64_t ldb, float* c, const int64_t ldc) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t m_, n_, lda_, ldb_, ldc_;
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m_ = (int32_t) m;
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n_ = (int32_t) n;
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lda_ = (int32_t) lda;
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ldb_ = (int32_t) ldb;
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ldc_ = (int32_t) ldc;
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/* Check for integer overflows */
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assert ( (int64_t) m_ == m );
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assert ( (int64_t) n_ == n );
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assert ( (int64_t) lda_ == lda);
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assert ( (int64_t) ldb_ == ldb);
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assert ( (int64_t) ldc_ == ldc);
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cublasOperation_t transa_ = CUBLAS_OP_N;
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cublasOperation_t transb_ = CUBLAS_OP_N;
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if (transa == 'T' || transa == 't') transa_ = CUBLAS_OP_T;
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if (transb == 'T' || transb == 't') transb_ = CUBLAS_OP_T;
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cublasSgeam((cublasHandle_t) *handle, transa_, transb_, m_, n_, &alpha, a, lda_, &beta, b, ldb_, c, ldc_);
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}
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@ -56,7 +56,7 @@ void gpu_stream_destroy(void** ptr) {
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*ptr = NULL;
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}
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void gpu_set_stream(void* handle, void* stream) {
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void gpu_set_stream(void** handle, void** stream) {
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return;
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}
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@ -79,8 +79,8 @@ void gpu_blas_destroy(void** handle) {
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double ddot_(const int32_t* n, const double* x, const int32_t* incx, const double* y, const int32_t* incy);
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void gpu_ddot(const void* handle, const int64_t n, const double* x, const int64_t incx, const double* y, const int64_t incy, double* result) {
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assert (handle != NULL);
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void gpu_ddot(void** handle, const int64_t n, const double* x, const int64_t incx, const double* y, const int64_t incy, double* result) {
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assert (*handle != NULL);
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/* Convert to int32_t */
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int32_t n_, incx_, incy_;
|
||||
@ -100,8 +100,8 @@ void gpu_ddot(const void* handle, const int64_t n, const double* x, const int64_
|
||||
|
||||
float sdot_(const int32_t* n, const float* x, const int32_t* incx, const float* y, const int32_t* incy);
|
||||
|
||||
void gpu_sdot(const void* handle, const int64_t n, const float* x, const int64_t incx, const float* y, const int64_t incy, float* result) {
|
||||
assert (handle != NULL);
|
||||
void gpu_sdot(void** handle, const int64_t n, const float* x, const int64_t incx, const float* y, const int64_t incy, float* result) {
|
||||
assert (*handle != NULL);
|
||||
|
||||
/* Convert to int32_t */
|
||||
int32_t n_, incx_, incy_;
|
||||
@ -122,10 +122,10 @@ void gpu_sdot(const void* handle, const int64_t n, const float* x, const int64_t
|
||||
void dgemv_(const char* transa, const int32_t* m, const int32_t* n, const double* alpha,
|
||||
const double* a, const int32_t* lda, const double* x, const int32_t* incx, const double* beta, double* y, const int32_t* incy);
|
||||
|
||||
void gpu_dgemv(const void* handle, const char transa, const int64_t m, const int64_t n, const double alpha,
|
||||
void gpu_dgemv(void** handle, const char transa, const int64_t m, const int64_t n, const double alpha,
|
||||
const double* a, const int64_t lda, const double* x, const int64_t incx, const double beta, double* y, const int64_t incy) {
|
||||
|
||||
assert (handle != NULL);
|
||||
assert (*handle != NULL);
|
||||
|
||||
/* Convert to int32_t */
|
||||
int32_t m_, n_, lda_, incx_, incy_;
|
||||
@ -150,10 +150,10 @@ void gpu_dgemv(const void* handle, const char transa, const int64_t m, const int
|
||||
void sgemv_(const char* transa, const int32_t* m, const int32_t* n, const float* alpha,
|
||||
const float* a, const int32_t* lda, const float* x, const int32_t* incx, const float* beta, float* y, const int32_t* incy);
|
||||
|
||||
void gpu_sgemv(const void* handle, const char transa, const int64_t m, const int64_t n, const float alpha,
|
||||
void gpu_sgemv(void** handle, const char transa, const int64_t m, const int64_t n, const float alpha,
|
||||
const float* a, const int64_t lda, const float* x, const int64_t incx, const float beta, float* y, const int64_t incy) {
|
||||
|
||||
assert (handle != NULL);
|
||||
assert (*handle != NULL);
|
||||
|
||||
/* Convert to int32_t */
|
||||
int32_t m_, n_, lda_, incx_, incy_;
|
||||
@ -178,10 +178,10 @@ void gpu_sgemv(const void* handle, const char transa, const int64_t m, const int
|
||||
void dgemm_(const char* transa, const char* transb, const int32_t* m, const int32_t* n, const int32_t* k, const double* alpha,
|
||||
const double* a, const int32_t* lda, const double* b, const int32_t* ldb, const double* beta, double* c, const int32_t* ldc);
|
||||
|
||||
void gpu_dgemm(const void* handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const double alpha,
|
||||
void gpu_dgemm(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const double alpha,
|
||||
const double* a, const int64_t lda, const double* b, const int64_t ldb, const double beta, double* c, const int64_t ldc) {
|
||||
|
||||
assert (handle != NULL);
|
||||
assert (*handle != NULL);
|
||||
|
||||
/* Convert to int32_t */
|
||||
int32_t m_, n_, k_, lda_, ldb_, ldc_;
|
||||
@ -209,10 +209,10 @@ void gpu_dgemm(const void* handle, const char transa, const char transb, const i
|
||||
void sgemm_(const char* transa, const char* transb, const int32_t* m, const int32_t* n, const int32_t* k, const float* alpha,
|
||||
const float* a, const int32_t* lda, const float* b, const int32_t* ldb, const float* beta, float* c, const int32_t* ldc);
|
||||
|
||||
void gpu_sgemm(const void* handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const float alpha,
|
||||
void gpu_sgemm(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const int64_t k, const float alpha,
|
||||
const float* a, const int64_t lda, const float* b, const int64_t ldb, const float beta, float* c, const int64_t ldc) {
|
||||
|
||||
assert (handle != NULL);
|
||||
assert (*handle != NULL);
|
||||
|
||||
/* Convert to int32_t */
|
||||
int32_t m_, n_, k_, lda_, ldb_, ldc_;
|
||||
@ -236,12 +236,9 @@ void gpu_sgemm(const void* handle, const char transa, const char transb, const i
|
||||
}
|
||||
|
||||
|
||||
void gpu_dgeam(const void* handle, const char transa, const char transb, const int64_t m, const int64_t n, const double alpha,
|
||||
void gpu_dgeam(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const double alpha,
|
||||
const double* a, const int64_t lda, const double beta, const double* b, const int64_t ldb, double* c, const int64_t ldc) {
|
||||
if (handle == NULL) {
|
||||
perror("NULL handle");
|
||||
exit(-1);
|
||||
}
|
||||
assert (*handle != NULL);
|
||||
|
||||
if ( (transa == 'N' && transb == 'N') ||
|
||||
(transa == 'n' && transb == 'N') ||
|
||||
@ -371,12 +368,9 @@ void gpu_dgeam(const void* handle, const char transa, const char transb, const i
|
||||
}
|
||||
|
||||
|
||||
void gpu_sgeam(const void* handle, const char transa, const char transb, const int64_t m, const int64_t n, const float alpha,
|
||||
void gpu_sgeam(void** handle, const char transa, const char transb, const int64_t m, const int64_t n, const float alpha,
|
||||
const float* a, const int64_t lda, const float beta, const float* b, const int64_t ldb, float* c, const int64_t ldc) {
|
||||
if (handle == NULL) {
|
||||
perror("NULL handle");
|
||||
exit(-1);
|
||||
}
|
||||
assert (*handle != NULL);
|
||||
|
||||
if ( (transa == 'N' && transb == 'N') ||
|
||||
(transa == 'n' && transb == 'N') ||
|
||||
|
Loading…
Reference in New Issue
Block a user