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Code Issues Releases Wiki Activity

Fix malloc on GPU

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This commit is contained in:
Anthony Scemama 2023-08-21 12:34:55 +02:00
parent 3a43d6aea6
commit 0d53d4fcaa
6 changed files with 617 additions and 307 deletions
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46
devel/ccsd_gpu/ccsd_space_orb_sub.irp.f
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@ -94,12 +94,21 @@ subroutine run_ccsd_space_orb
! Init
type(c_ptr) :: gpu_data
logical :: do_sp = .False.
if (do_sp) then
gpu_data = gpu_init_sp(nO, nV, cholesky_mo_num, &
cc_space_v_oo_chol, cc_space_v_ov_chol, cc_space_v_vo_chol, cc_space_v_vv_chol, &
cc_space_v_oooo, cc_space_v_vooo, cc_space_v_voov, cc_space_v_oovv, cc_space_v_vvoo, &
cc_space_v_oovo, cc_space_v_ovvo, cc_space_v_ovov, cc_space_v_ovoo, &
cc_space_f_oo, cc_space_f_ov, cc_space_f_vo, cc_space_f_vv)
else
gpu_data = gpu_init(nO, nV, cholesky_mo_num, &
cc_space_v_oo_chol, cc_space_v_ov_chol, cc_space_v_vo_chol, cc_space_v_vv_chol, &
cc_space_v_oooo, cc_space_v_vooo, cc_space_v_voov, cc_space_v_oovv, cc_space_v_vvoo, &
cc_space_v_oovo, cc_space_v_ovvo, cc_space_v_ovov, cc_space_v_ovoo, &
cc_space_f_oo, cc_space_f_ov, cc_space_f_vo, cc_space_f_vv)
endif
if (.not.do_ao_cholesky) then
print *, 'ao_choleky is required'
@ -109,12 +118,20 @@ subroutine run_ccsd_space_orb
call guess_t1(nO,nV,cc_space_f_o,cc_space_f_v,cc_space_f_ov,t1)
call guess_t2(nO,nV,cc_space_f_o,cc_space_f_v,cc_space_v_oovv,t2)
if (do_sp) then
call gpu_upload_sp(gpu_data, nO, nV, t1, t2);
else
call gpu_upload(gpu_data, nO, nV, t1, t2);
endif
!print*,'hf_energy', hf_energy
call det_energy(det,uncorr_energy)
print*,'Det energy', uncorr_energy
if (do_sp) then
energy = ccsd_energy_space_gpu_sp(gpu_data)
else
energy = ccsd_energy_space_gpu(gpu_data)
endif
print*,'Guess energy', uncorr_energy+energy, energy
nb_iter = 0
@ -133,18 +150,39 @@ subroutine run_ccsd_space_orb
! Residue
!$OMP PARALLEL SECTIONS
!$OMP SECTION
if (do_sp) then
call compute_H_oo_chol_gpu_sp(gpu_data,0)
else
call compute_H_oo_chol_gpu(gpu_data,0)
endif
!$OMP SECTION
if (do_sp) then
call compute_H_vo_chol_gpu_sp(gpu_data,1)
else
call compute_H_vo_chol_gpu(gpu_data,1)
endif
!$OMP SECTION
if (do_sp) then
call compute_H_vv_chol_gpu_sp(gpu_data,2)
else
call compute_H_vv_chol_gpu(gpu_data,2)
endif
!$OMP END PARALLEL SECTIONS
if (do_sp) then
call compute_r1_space_chol_gpu_sp(gpu_data, nO, nV, t1, r1, max_r1)
else
call compute_r1_space_chol_gpu(gpu_data, nO, nV, t1, r1, max_r1)
endif
if (do_sp) then
call compute_r2_space_chol_gpu_sp(gpu_data, nO, nV, t1, r2, max_r2)
else
call compute_r2_space_chol_gpu(gpu_data, nO, nV, t1, r2, max_r2)
endif
max_r = max(max_r1,max_r2)
@ -162,10 +200,18 @@ subroutine run_ccsd_space_orb
print*,'Unkown cc_method_method: '//cc_update_method
endif
if (do_sp) then
call gpu_upload_sp(gpu_data, nO, nV, t1, t2);
else
call gpu_upload(gpu_data, nO, nV, t1, t2);
endif
! Energy
if (do_sp) then
energy = ccsd_energy_space_gpu_sp(gpu_data)
else
energy = ccsd_energy_space_gpu(gpu_data)
endif
write(*,'(A3,I6,A3,F18.12,A3,F16.12,A3,ES10.2,A3,ES10.2,A2)') ' | ',nb_iter,' | ', uncorr_energy+energy,' | ', energy,' | ', max_r1,' | ', max_r2,' |'
nb_iter = nb_iter + 1

583
devel/ccsd_gpu/gpu.c
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File diff suppressed because it is too large Load Diff

33
devel/ccsd_gpu/gpu.h
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@ -1,3 +1,5 @@
#define MULTIGPU 1
typedef struct {
double* cc_space_v_oo_chol;
double* cc_space_v_ov_chol;
@ -28,4 +30,33 @@ typedef struct {
int cholesky_mo_num;
} gpu_data;
#define MULTIGPU 1
typedef struct {
float* cc_space_v_oo_chol;
float* cc_space_v_ov_chol;
float* cc_space_v_vo_chol;
float* cc_space_v_vv_chol;
float* cc_space_v_oooo;
float* cc_space_v_vooo;
float* cc_space_v_voov;
float* cc_space_v_oovv;
float* cc_space_v_vvoo;
float* cc_space_v_oovo;
float* cc_space_v_ovvo;
float* cc_space_v_ovov;
float* cc_space_v_ovoo;
float* cc_space_f_oo;
float* cc_space_f_ov;
float* cc_space_f_vo;
float* cc_space_f_vv;
float* tau;
float* tau_x;
float* t1;
float* t2;
float* H_oo;
float* H_vo;
float* H_vv;
int nO;
int nV;
int cholesky_mo_num;
} gpu_data_sp;

42
devel/ccsd_gpu/gpu_dgemm.c
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@ -4,6 +4,7 @@
#include <omp.h>
#include <cublas_v2.h>
#include <cuda_runtime.h>
#include <assert.h>
#define BLOCK_SIZE 16
@ -16,6 +17,7 @@ void dgemm_(char*, char*, int*, int*, int*, double*, double*, int*, double*, int
void gpu_dgemm(char transa, char transb, int m, int n, int k, double alpha,
double* A, int lda, double* B, int ldb, double beta, double* C, int ldc)
{
cudaError_t cudaStat = cudaSuccess;
cublasHandle_t handle;
cublasCreate(&handle);
@ -25,36 +27,48 @@ void gpu_dgemm(char transa, char transb, int m, int n, int k, double alpha,
cublasOperation_t ta, tb;
if (transa == 'N') {
cudaMalloc((void**)&d_A, lda*k*sizeof(double));
cublasSetMatrix(m, k, sizeof(double), A, lda, d_A, lda);
cudaStat = cudaMalloc((void**)&d_A, (size_t) lda*k*sizeof(double));
assert(cudaStat == cudaSuccess);
cudaStat = cublasSetMatrix(m, k, sizeof(double), A, lda, d_A, lda);
assert(cudaStat == cudaSuccess);
ta = CUBLAS_OP_N;
} else {
cudaMalloc((void**)&d_A, lda*m*sizeof(double));
cublasSetMatrix(k, m, sizeof(double), A, lda, d_A, lda);
cudaStat = cudaMalloc((void**)&d_A, (size_t) lda*m*sizeof(double));
assert(cudaStat == cudaSuccess);
cudaStat = cublasSetMatrix(k, m, sizeof(double), A, lda, d_A, lda);
assert(cudaStat == cudaSuccess);
ta = CUBLAS_OP_T;
}
if (transb == 'N') {
cudaMalloc((void**)&d_B, ldb*n*sizeof(double));
cublasSetMatrix(k, n, sizeof(double), B, ldb, d_B, ldb);
cudaStat = cudaMalloc((void**)&d_B, (size_t) ldb*n*sizeof(double));
assert(cudaStat == cudaSuccess);
cudaStat = cublasSetMatrix(k, n, sizeof(double), B, ldb, d_B, ldb);
assert(cudaStat == cudaSuccess);
tb = CUBLAS_OP_N;
} else {
cudaMalloc((void**)&d_B, ldb*k*sizeof(double));
cublasSetMatrix(n, k, sizeof(double), B, ldb, d_B, ldb);
cudaStat = cudaMalloc((void**)&d_B, (size_t) ldb*k*sizeof(double));
assert(cudaStat == cudaSuccess);
cudaStat = cublasSetMatrix(n, k, sizeof(double), B, ldb, d_B, ldb);
assert(cudaStat == cudaSuccess);
tb = CUBLAS_OP_T;
}
cudaMalloc((void**)&d_C, ldc*n*sizeof(double));
cudaStat = cudaMalloc((void**)&d_C, (size_t) ldc*n*sizeof(double));
assert(cudaStat == cudaSuccess);
if (beta != 0.) {
cublasSetMatrix(m, n, sizeof(double), C, ldc, d_C, ldc);
cudaStat = cublasSetMatrix(m, n, sizeof(double), C, ldc, d_C, ldc);
assert(cudaStat == cudaSuccess);
}
cublasDgemm(handle, ta, tb, m, n, k, &alpha, d_A, lda, d_B, ldb, &beta, d_C, ldc);
cublasGetMatrix(m, n, sizeof(double), d_C, ldc, C, ldc);
cudaStat = cublasDgemm(handle, ta, tb, m, n, k, &alpha, d_A, lda, d_B, ldb, &beta, d_C, ldc);
assert(cudaStat == cudaSuccess);
cudaFree(d_A);
cudaFree(d_B);
cudaStat = cublasGetMatrix(m, n, sizeof(double), d_C, ldc, C, ldc);
assert(cudaStat == cudaSuccess);
cudaFree(d_C);
cublasDestroy(handle);
}

119
devel/ccsd_gpu/gpu_init.c
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@ -5,6 +5,7 @@
#include <cublas_v2.h>
#include <cuda_runtime.h>
#include "gpu.h"
#include "assert.h"
gpu_data* gpu_init(
int nO, int nV, int cholesky_mo_num,
@ -18,117 +19,143 @@ gpu_data* gpu_init(
double* cc_space_f_vo, double* cc_space_f_vv)
{
int ngpus = 1;
cudaGetDeviceCount(&ngpus);
if (MULTIGPU == 1) cudaGetDeviceCount(&ngpus);
gpu_data* data = (gpu_data*) malloc (ngpus*sizeof(gpu_data));
assert (data != NULL);
#pragma omp parallel num_threads(ngpus)
{
int lda;
cudaError_t cudaStat = cudaSuccess;
size_t lda;
int igpu = omp_get_thread_num();
cudaSetDevice(igpu);
cublasHandle_t handle;
cublasCreate(&handle);
double* d_cc_space_v_oo_chol;
lda = cholesky_mo_num * nO;
cudaMalloc((void **)&d_cc_space_v_oo_chol, lda * nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_oo_chol, lda * nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(cholesky_mo_num*nO, nO, sizeof(double), cc_space_v_oo_chol, lda, d_cc_space_v_oo_chol, lda);
double* d_cc_space_v_ov_chol;
lda = cholesky_mo_num * nO;
cudaMalloc((void **)&d_cc_space_v_ov_chol, lda * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_ov_chol, lda * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(cholesky_mo_num*nO, nV, sizeof(double), cc_space_v_ov_chol, lda, d_cc_space_v_ov_chol, lda);
double* d_cc_space_v_vo_chol;
lda = cholesky_mo_num * nV;
cudaMalloc((void **)&d_cc_space_v_vo_chol, lda * nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_vo_chol, lda * nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(cholesky_mo_num*nV, nO, sizeof(double), cc_space_v_vo_chol, lda, d_cc_space_v_vo_chol, lda);
double* d_cc_space_v_vv_chol;
lda = cholesky_mo_num * nV;
cudaMalloc((void **)&d_cc_space_v_vv_chol, lda * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_vv_chol, lda * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(cholesky_mo_num*nV, nV, sizeof(double), cc_space_v_vv_chol, lda, d_cc_space_v_vv_chol, lda);
double* d_cc_space_v_oooo;
cudaMalloc((void**)&d_cc_space_v_oooo, nO*nO*nO*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_v_oooo, nO*nO*nO*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nO*nO, nO*nO, sizeof(double), cc_space_v_oooo, nO*nO, d_cc_space_v_oooo, nO*nO);
double* d_cc_space_v_vooo;
cudaMalloc((void**)&d_cc_space_v_vooo, nV*nO*nO*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_v_vooo, nV*nO*nO*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nV*nO, nO*nO, sizeof(double), cc_space_v_vooo, nV*nO, d_cc_space_v_vooo, nV*nO);
double* d_cc_space_v_voov;
cudaMalloc((void**)&d_cc_space_v_voov, nV*nO*nO*nV*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_v_voov, nV*nO*nO*nV*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nV*nO, nO*nV, sizeof(double), cc_space_v_voov, nV*nO, d_cc_space_v_voov, nV*nO);
double* d_cc_space_v_oovv;
cudaMalloc((void**)&d_cc_space_v_oovv, nO*nO*nV*nV*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_v_oovv, nO*nO*nV*nV*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nO*nO, nV*nV, sizeof(double), cc_space_v_oovv, nO*nO, d_cc_space_v_oovv, nO*nO);
double* d_cc_space_v_vvoo;
cudaMalloc((void**)&d_cc_space_v_vvoo, nV*nV*nO*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_v_vvoo, nV*nV*nO*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nV*nV, nO*nO, sizeof(double), cc_space_v_vvoo, nV*nV, d_cc_space_v_vvoo, nV*nV);
double* d_cc_space_v_oovo;
lda = nO*nO;
cudaMalloc((void **)&d_cc_space_v_oovo, nO*nO*nV*nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_oovo, nO*nO*nV*nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(lda, nV*nO, sizeof(double), cc_space_v_oovo, lda, d_cc_space_v_oovo, lda);
double* d_cc_space_v_ovvo;
lda = nO*nV;
cudaMalloc((void **)&d_cc_space_v_ovvo, nO*nV*nV*nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_ovvo, nO*nV*nV*nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(lda, nV*nO, sizeof(double), cc_space_v_ovvo, lda, d_cc_space_v_ovvo, lda);
double* d_cc_space_v_ovov;
lda = nO*nV;
cudaMalloc((void **)&d_cc_space_v_ovov, nO*nV*nV*nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_ovov, nO*nV*nV*nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(lda, nV*nO, sizeof(double), cc_space_v_ovov, lda, d_cc_space_v_ovov, lda);
double* d_cc_space_v_ovoo;
lda = nO*nV;
cudaMalloc((void **)&d_cc_space_v_ovoo, nO*nV*nO*nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_cc_space_v_ovoo, nO*nV*nO*nO * sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(lda, nO*nO, sizeof(double), cc_space_v_ovoo, lda, d_cc_space_v_ovoo, lda);
double* d_cc_space_f_oo;
cudaMalloc((void**)&d_cc_space_f_oo, nO*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_f_oo, nO*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nO, nO, sizeof(double), cc_space_f_oo, nO, d_cc_space_f_oo, nO);
double* d_cc_space_f_vo;
cudaMalloc((void**)&d_cc_space_f_vo, nV*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_f_vo, nV*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nV, nO, sizeof(double), cc_space_f_vo, nV, d_cc_space_f_vo, nV);
double* d_cc_space_f_ov;
cudaMalloc((void**)&d_cc_space_f_ov, nV*nO*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_f_ov, nV*nO*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nO, nV, sizeof(double), cc_space_f_ov, nO, d_cc_space_f_ov, nO);
double* d_cc_space_f_vv;
cudaMalloc((void**)&d_cc_space_f_vv, nV*nV*sizeof(double));
cudaStat = cudaMalloc((void**)&d_cc_space_f_vv, nV*nV*sizeof(double));
assert (cudaStat == cudaSuccess);
cublasSetMatrix(nV, nV, sizeof(double), cc_space_f_vv, nV, d_cc_space_f_vv, nV);
double* d_tau;
lda = nO * nO;
cudaMalloc((void **)&d_tau, lda * nV * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_tau, lda * nV * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_tau_x;
lda = nO * nO;
cudaMalloc((void **)&d_tau_x, lda * nV * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_tau_x, lda * nV * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_t1;
cudaMalloc((void **)&d_t1, nO * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_t1, nO * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_t2;
cudaMalloc((void **)&d_t2, nO*nO*nV*nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_t2, nO*nO*nV*nV * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_H_oo;
cudaMalloc((void **)&d_H_oo, nO * nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_H_oo, nO * nO * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_H_vo;
cudaMalloc((void **)&d_H_vo, nV * nO * sizeof(double));
cudaStat = cudaMalloc((void **)&d_H_vo, nV * nO * sizeof(double));
assert (cudaStat == cudaSuccess);
double* d_H_vv;
cudaMalloc((void **)&d_H_vv, nV * nV * sizeof(double));
cudaStat = cudaMalloc((void **)&d_H_vv, nV * nV * sizeof(double));
assert (cudaStat == cudaSuccess);
data[igpu].cc_space_v_oo_chol = d_cc_space_v_oo_chol;
data[igpu].cc_space_v_ov_chol = d_cc_space_v_ov_chol;
@ -164,3 +191,41 @@ gpu_data* gpu_init(
}
void gpu_deinit(gpu_data* data)
{
int ngpus = 1;
if (MULTIGPU == 1) cudaGetDeviceCount(&ngpus);
#pragma omp parallel num_threads(ngpus)
{
size_t lda;
int igpu = omp_get_thread_num();
cudaSetDevice(igpu);
free(data[igpu].cc_space_v_oo_chol);
free(data[igpu].cc_space_v_ov_chol);
free(data[igpu].cc_space_v_vo_chol);
free(data[igpu].cc_space_v_vv_chol);
free(data[igpu].cc_space_v_oooo);
free(data[igpu].cc_space_v_vooo);
free(data[igpu].cc_space_v_voov);
free(data[igpu].cc_space_v_oovv);
free(data[igpu].cc_space_v_vvoo);
free(data[igpu].cc_space_v_oovo);
free(data[igpu].cc_space_v_ovvo);
free(data[igpu].cc_space_v_ovov);
free(data[igpu].cc_space_v_ovoo);
free(data[igpu].cc_space_f_oo);
free(data[igpu].cc_space_f_ov);
free(data[igpu].cc_space_f_vo);
free(data[igpu].cc_space_f_vv);
free(data[igpu].tau);
free(data[igpu].tau_x);
free(data[igpu].t1);
free(data[igpu].t2);
free(data[igpu].H_oo);
free(data[igpu].H_vo);
free(data[igpu].H_vv);
}
}

81
devel/ccsd_gpu/gpu_module.f90
View File

@ -30,6 +30,32 @@ module gpu_module
real(c_double), intent(in) :: cc_space_f_vv(nV,nV)
end function
type(c_ptr) function gpu_init_sp(nO, nV, cholesky_mo_num, &
cc_space_v_oo_chol, cc_space_v_ov_chol, cc_space_v_vo_chol, cc_space_v_vv_chol, &
cc_space_v_oooo, cc_space_v_vooo, cc_space_v_voov, cc_space_v_oovv, cc_space_v_vvoo, &
cc_space_v_oovo, cc_space_v_ovvo, cc_space_v_ovov, cc_space_v_ovoo, &
cc_space_f_oo, cc_space_f_ov, cc_space_f_vo, cc_space_f_vv) bind(C)
import c_int, c_double, c_ptr
integer(c_int), intent(in), value :: nO, nV, cholesky_mo_num
real(c_double), intent(in) :: cc_space_v_oo_chol(cholesky_mo_num,nO,nO)
real(c_double), intent(in) :: cc_space_v_ov_chol(cholesky_mo_num,nO,nV)
real(c_double), intent(in) :: cc_space_v_vo_chol(cholesky_mo_num,nV,nO)
real(c_double), intent(in) :: cc_space_v_vv_chol(cholesky_mo_num,nV,nV)
real(c_double), intent(in) :: cc_space_v_oooo(nO,nO,nO,nO)
real(c_double), intent(in) :: cc_space_v_vooo(nV,nO,nO,nO)
real(c_double), intent(in) :: cc_space_v_voov(nV,nO,nO,nV)
real(c_double), intent(in) :: cc_space_v_oovv(nO,nO,nV,nV)
real(c_double), intent(in) :: cc_space_v_vvoo(nV,nV,nO,nO)
real(c_double), intent(in) :: cc_space_v_oovo(nO,nO,nV,nO)
real(c_double), intent(in) :: cc_space_v_ovvo(nO,nV,nV,nO)
real(c_double), intent(in) :: cc_space_v_ovov(nO,nV,nO,nV)
real(c_double), intent(in) :: cc_space_v_ovoo(nO,nV,nO,nO)
real(c_double), intent(in) :: cc_space_f_oo(nO,nO)
real(c_double), intent(in) :: cc_space_f_ov(nO,nV)
real(c_double), intent(in) :: cc_space_f_vo(nV,nO)
real(c_double), intent(in) :: cc_space_f_vv(nV,nV)
end function
subroutine gpu_upload(gpu_data, nO, nV, t1, t2) bind(C)
import c_int, c_double, c_ptr
type(c_ptr), value :: gpu_data
@ -38,21 +64,29 @@ module gpu_module
real(c_double), intent(in) :: t2(nO,nO,nV,nV)
end subroutine
subroutine gpu_upload_sp(gpu_data, nO, nV, t1, t2) bind(C)
import c_int, c_double, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: nO, nV
real(c_double), intent(in) :: t1(nO,nV)
real(c_double), intent(in) :: t2(nO,nO,nV,nV)
end subroutine
subroutine compute_H_oo_chol_gpu(gpu_data, igpu) bind(C)
import c_int, c_double, c_ptr
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
subroutine compute_H_vo_chol_gpu(gpu_data, igpu) bind(C)
import c_int, c_double, c_ptr
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
subroutine compute_H_vv_chol_gpu(gpu_data, igpu) bind(C)
import c_int, c_double, c_ptr
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
@ -81,6 +115,47 @@ module gpu_module
end function
subroutine compute_H_oo_chol_gpu_sp(gpu_data, igpu) bind(C)
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
subroutine compute_H_vo_chol_gpu_sp(gpu_data, igpu) bind(C)
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
subroutine compute_H_vv_chol_gpu_sp(gpu_data, igpu) bind(C)
import c_int, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: igpu
end subroutine
subroutine compute_r1_space_chol_gpu_sp(gpu_data, nO, nV, t1, r1, max_r1) bind(C)
import c_int, c_double, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: nO, nV
real(c_double), intent(in) :: t1(nO,nV)
real(c_double), intent(out) :: r1(nO,nO,nV,nV)
real(c_double), intent(out) :: max_r1
end subroutine
subroutine compute_r2_space_chol_gpu_sp(gpu_data, nO, nV, t1, r2, max_r2) bind(C)
import c_int, c_double, c_ptr
type(c_ptr), value :: gpu_data
integer(c_int), intent(in), value :: nO, nV
real(c_double), intent(in) :: t1(nO,nV)
real(c_double), intent(out) :: r2(nO,nO,nV,nV)
real(c_double), intent(out) :: max_r2
end subroutine
double precision function ccsd_energy_space_gpu_sp(gpu_data) bind(C)
import c_ptr
type(c_ptr), value :: gpu_data
end function
subroutine gpu_dgemm(transa, transb, m, n, k, alpha, A, lda, B, ldb, beta, C, ldc) bind(C)
import c_int, c_double, c_char
character(c_char), value :: transa, transb