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Commit cd194827 authored by Andreas Marek's avatar Andreas Marek
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Update C interfaces for the new bandwidth feature in ELPA2

parent 82d769af
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Showing with 148 additions and 77 deletions
man/elpa_solve_evp_complex_2stage_double.3
View file @ cd194827
......@@ -92,7 +92,7 @@ use elpa2
.br
.RI "int \fBuseGPU\fP: decide whether GPUs should be used or not"
.br
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix"
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix (-1 = matrix is not banded)"
.br
.RI "int \fBsuccess\fP: return value indicating success (1) or failure (0)
......
man/elpa_solve_evp_complex_2stage_single.3
View file @ cd194827
......@@ -92,7 +92,7 @@ use elpa2
.br
.RI "int \fBuseGPU\fP: decide whether GPUs should be used or not"
.br
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix"
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix (-1 = matrix is not banded)"
.br
.RI "int \fBsuccess\fP: return value indicating success (1) or failure (0)
......
man/elpa_solve_evp_real_2stage_double.3
View file @ cd194827
......@@ -94,7 +94,7 @@ use elpa2
.br
.RI "int \fBuseGPU\fP: decide whether GPUs should be used or not"
.br
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix"
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix (-1 = matrix not banded)"
.br
.RI "int \fBsuccess\fP: return value indicating success (1) or failure (0)
......
man/elpa_solve_evp_real_2stage_single.3
View file @ cd194827
......@@ -49,7 +49,7 @@ use elpa2
.br
.RI "logical, intent(in), optional: \fBuseGPU\fP: decide whether GPUs should be used or not"
.br
.RI "integer, intent(in), optional: \fBbandwidth\fP: bandwidth of an already banded matrix"
.RI "integer, intent(in), optional: \fBbandwidth\fP: bandwidth of an already banded matrix "
.br
.RI "logical \fBsuccess\fP: return value indicating success or failure"
.br
......@@ -94,7 +94,7 @@ use elpa2
.br
.RI "int \fBuseGPU\fP: decide whether GPUs should be used or not"
.br
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix"
.RI "int \fBbandwidth\fP: bandwidth of an already banded matrix (-1 = matrix is not banded)"
.br
.RI "int \fBsuccess\fP: return value indicating success (1) or failure (0)
......
src/elpa_c_interface.F90
View file @ cd194827
......@@ -141,7 +141,7 @@
!c> * \param matrixCols distributed number of matrix columns
!c> * \param mpi_comm_rows MPI-Communicator for rows
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c>*/
......@@ -229,7 +229,7 @@
!c> * \param matrixCols distributed number of matrix columns
!c> * \param mpi_comm_rows MPI-Communicator for rows
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c>*/
......@@ -304,7 +304,7 @@
!c> * \param matrixCols distributed number of matrix columns
!c> * \param mpi_comm_rows MPI-Communicator for rows
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
......@@ -391,7 +391,7 @@
!c> * \param matrixCols distributed number of matrix columns
!c> * \param mpi_comm_rows MPI-Communicator for rows
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
......@@ -471,27 +471,28 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_REAL_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param bandwidth bandwidth of already banded matrix (-1 = No banding)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
#define DOUBLE_PRECISION_REAL 1
#ifdef DOUBLE_PRECISION_REAL
!c> int elpa_solve_evp_real_2stage_double_precision(int na, int nev, double *a, int lda, double *ev, double *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU);
!c> int elpa_solve_evp_real_2stage_double_precision(int na, int nev, double *a, int lda, double *ev, double *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU, int bandwdith);
#else
!c> int elpa_solve_evp_real_2stage_single_precision(int na, int nev, float *a, int lda, float *ev, float *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU);
!c> int elpa_solve_evp_real_2stage_single_precision(int na, int nev, float *a, int lda, float *ev, float *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU, int bandwidth);
#endif
#ifdef DOUBLE_PRECISION_REAL
function solve_elpa2_evp_real_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_real_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU) &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_real_2stage_double_precision")
#else
function solve_elpa2_evp_real_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_real_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU) &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_real_2stage_double_precision")
result(success) bind(C,name="elpa_solve_evp_real_2stage_single_precision")
......@@ -503,7 +504,7 @@
integer(kind=c_int) :: success
integer(kind=c_int), value, intent(in) :: na, nev, lda, ldq, nblk, matrixCols, mpi_comm_cols, mpi_comm_rows, &
mpi_comm_all
integer(kind=c_int), value, intent(in) :: THIS_REAL_ELPA_KERNEL_API, useQR, useGPU
integer(kind=c_int), value, intent(in) :: THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth
#ifdef DOUBLE_PRECISION_REAL
real(kind=c_double) :: ev(1:na)
#ifdef USE_ASSUMED_SIZE
......@@ -531,15 +532,32 @@
useQRFortran = .true.
endif
if (bandwidth .eq. -1) then
! no banded matrix
#ifdef DOUBLE_PRECISION_REAL
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
#else
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
#endif
else
! bandwidht given
#ifdef DOUBLE_PRECISION_REAL
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1, bandwidth)
#else
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1, bandwidth)
#endif
endif
if (successFortran) then
success = 1
else
......@@ -571,27 +589,28 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_REAL_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param bandwidth bandwidth of already banded matrix (-1 = No banding)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
#undef DOUBLE_PRECISION_REAL
#ifdef DOUBLE_PRECISION_REAL
!c> int elpa_solve_evp_real_2stage_double_precision(int na, int nev, double *a, int lda, double *ev, double *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU);
!c> int elpa_solve_evp_real_2stage_double_precision(int na, int nev, double *a, int lda, double *ev, double *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU, int bandwith);
#else
!c> int elpa_solve_evp_real_2stage_single_precision(int na, int nev, float *a, int lda, float *ev, float *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU);
!c> int elpa_solve_evp_real_2stage_single_precision(int na, int nev, float *a, int lda, float *ev, float *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_REAL_ELPA_KERNEL_API, int useQR, int useGPU, int bandwidth);
#endif
#ifdef DOUBLE_PRECISION_REAL
function solve_elpa2_evp_real_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_real_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU) &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_real_2stage_double_precision")
#else
function solve_elpa2_evp_real_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_real_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU) &
THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_real_2stage_single_precision")
#endif
use, intrinsic :: iso_c_binding
......@@ -601,7 +620,7 @@
integer(kind=c_int) :: success
integer(kind=c_int), value, intent(in) :: na, nev, lda, ldq, nblk, matrixCols, mpi_comm_cols, mpi_comm_rows, &
mpi_comm_all
integer(kind=c_int), value, intent(in) :: THIS_REAL_ELPA_KERNEL_API, useQR, useGPU
integer(kind=c_int), value, intent(in) :: THIS_REAL_ELPA_KERNEL_API, useQR, useGPU, bandwidth
#ifdef DOUBLE_PRECISION_REAL
real(kind=c_double) :: ev(1:na)
#ifdef USE_ASSUMED_SIZE
......@@ -628,15 +647,30 @@
useQRFortran = .true.
endif
if (bandwidth .eq. -1) then
! matrix is not banded
#ifdef DOUBLE_PRECISION_REAL
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
#else
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1)
#endif
else
! bandwidth is given
#ifdef DOUBLE_PRECISION_REAL
successFortran = elpa_solve_evp_real_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1, bandwidth)
#else
successFortran = elpa_solve_evp_real_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, mpi_comm_rows, &
mpi_comm_cols, mpi_comm_all, &
THIS_REAL_ELPA_KERNEL_API, useQRFortran, useGPU == 1, bandwidth)
#endif
endif
if (successFortran) then
success = 1
else
......@@ -668,27 +702,28 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_COMPLEX_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param bandwidth bandwidth of already banded matrix (-1 = No banding)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
#define DOUBLE_PRECISION_COMPLEX 1
#ifdef DOUBLE_PRECISION_COMPLEX
!c> int elpa_solve_evp_complex_2stage_double_precision(int na, int nev, double complex *a, int lda, double *ev, double complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU);
!c> int elpa_solve_evp_complex_2stage_double_precision(int na, int nev, double complex *a, int lda, double *ev, double complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU, int bandwidth);
#else
!c> int elpa_solve_evp_complex_2stage_single_precision(int na, int nev, complex *a, int lda, float *ev, complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU);
!c> int elpa_solve_evp_complex_2stage_single_precision(int na, int nev, complex *a, int lda, float *ev, complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU, int bandwidth);
#endif
#ifdef DOUBLE_PRECISION_COMPLEX
function solve_elpa2_evp_complex_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_complex_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU) &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_complex_2stage_double_precision")
#else
function solve_elpa2_evp_complex_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_complex_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU) &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_complex_2stage_single_precision")
#endif
......@@ -699,7 +734,7 @@
integer(kind=c_int) :: success
integer(kind=c_int), value, intent(in) :: na, nev, lda, ldq, nblk, matrixCols, mpi_comm_cols, mpi_comm_rows, &
mpi_comm_all
integer(kind=c_int), value, intent(in) :: THIS_COMPLEX_ELPA_KERNEL_API, useGPU
integer(kind=c_int), value, intent(in) :: THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth
#ifdef DOUBLE_PRECISION_COMPLEX
real(kind=c_double) :: ev(1:na)
#ifdef USE_ASSUMED_SIZE
......@@ -719,15 +754,32 @@
#endif
logical :: successFortran
if (bandwidth .eq. -1) then
! matrix is not banded
#ifdef DOUBLE_PRECISION_COMPLEX
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
#else
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
#endif
else
! matrix is banded
#ifdef DOUBLE_PRECISION_COMPLEX
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1, bandwidth)
#else
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1, bandwidth)
#endif
endif
if (successFortran) then
success = 1
else
......@@ -759,27 +811,28 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_REAL_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param bandwidth bandwidth of already banded matrix (-1 = No banding)
!c> *
!c> * \result int: 1 if error occured, otherwise 0
!c> */
#undef DOUBLE_PRECISION_COMPLEX
#ifdef DOUBLE_PRECISION_COMPLEX
!c> int elpa_solve_evp_complex_2stage_double_precision(int na, int nev, double complex *a, int lda, double *ev, double complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU);
!c> int elpa_solve_evp_complex_2stage_double_precision(int na, int nev, double complex *a, int lda, double *ev, double complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU, int bandwidth);
#else
!c> int elpa_solve_evp_complex_2stage_single_precision(int na, int nev, complex *a, int lda, float *ev, complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU);
!c> int elpa_solve_evp_complex_2stage_single_precision(int na, int nev, complex *a, int lda, float *ev, complex *q, int ldq, int nblk, int matrixCols, int mpi_comm_rows, int mpi_comm_cols, int mpi_comm_all, int THIS_COMPLEX_ELPA_KERNEL_API, int useGPU, int bandwidth);
#endif
#ifdef DOUBLE_PRECISION_COMPLEX
function solve_elpa2_evp_complex_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_complex_wrapper_double(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU) &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_complex_2stage_double_precision")
#else
function solve_elpa2_evp_complex_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
function solve_elpa2_evp_complex_wrapper_single(na, nev, a, lda, ev, q, ldq, nblk, &
matrixCols, mpi_comm_rows, mpi_comm_cols, mpi_comm_all, &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU) &
THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth) &
result(success) bind(C,name="elpa_solve_evp_complex_2stage_single_precision")
#endif
......@@ -790,7 +843,7 @@
integer(kind=c_int) :: success
integer(kind=c_int), value, intent(in) :: na, nev, lda, ldq, nblk, matrixCols, mpi_comm_cols, mpi_comm_rows, &
mpi_comm_all
integer(kind=c_int), value, intent(in) :: THIS_COMPLEX_ELPA_KERNEL_API, useGPU
integer(kind=c_int), value, intent(in) :: THIS_COMPLEX_ELPA_KERNEL_API, useGPU, bandwidth
#ifdef DOUBLE_PRECISION_COMPLEX
complex(kind=c_double_complex) :: a(1:lda,1:matrixCols), q(1:ldq,1:matrixCols)
real(kind=c_double) :: ev(1:na)
......@@ -800,15 +853,33 @@
#endif
logical :: successFortran
if (bandwidth .eq. -1) then
! matrix is not banded
#ifdef DOUBLE_PRECISION_COMPLEX
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
#else
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1)
#endif
else
! bandwidth is given
#ifdef DOUBLE_PRECISION_COMPLEX
successFortran = elpa_solve_evp_complex_2stage_double(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1, bandwidth)
#else
successFortran = elpa_solve_evp_complex_2stage_single(na, nev, a, lda, ev, q, ldq, nblk, matrixCols, &
mpi_comm_rows, mpi_comm_cols, &
mpi_comm_all, THIS_COMPLEX_ELPA_KERNEL_API, useGPU == 1, bandwidth)
#endif
endif
if (successFortran) then
success = 1
else
......@@ -839,10 +910,10 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_REAL_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * "2stage" => use ELPA 2stage solver
!c> * "auto" => (at the moment) use ELPA 2stage solver
!c> *
......@@ -928,10 +999,10 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_REAL_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * \param useQR use QR decomposition 1 = yes, 0 = no
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * "2stage" => use ELPA 2stage solver
!c> * "auto" => (at the moment) use ELPA 2stage solver
!c> *
......@@ -1017,7 +1088,7 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_COMPLEX_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * "2stage" => use ELPA 2stage solver
......@@ -1098,7 +1169,7 @@
!c> * \param mpi_comm_cols MPI-Communicator for columns
!c> * \param mpi_coll_all MPI communicator for the total processor set
!c> * \param THIS_COMPLEX_ELPA_KERNEL_API specify used ELPA2 kernel via API
!c> * \parmam useGPU use GPU (1=yes, 0=No)
!c> * \param useGPU use GPU (1=yes, 0=No)
!c> * \param method choose whether to use ELPA 1stage or 2stage solver
!c> * possible values: "1stage" => use ELPA 1stage solver
!c> * "2stage" => use ELPA 2stage solver
......
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