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elpa
elpa
Commits
d123a9d9
Commit
d123a9d9
authored
Aug 25, 2017
by
Andreas Marek
Browse files
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Unify real/complex GPU code path
parent
36a6642b
Changes
2
Pipelines
2
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Showing
2 changed files
with
45 additions
and
182 deletions
+45
-182
src/GPU/mod_cuda.F90
src/GPU/mod_cuda.F90
+4
-4
src/elpa2/elpa2_bandred_template.F90
src/elpa2/elpa2_bandred_template.F90
+41
-178
No files found.
src/GPU/mod_cuda.F90
View file @
d123a9d9
...
...
@@ -201,14 +201,14 @@ module cuda_functions
implicit
none
integer
(
kind
=
C_intptr_T
),
value
::
dst
integer
(
kind
=
C_intptr_T
),
value
::
dst
integer
(
kind
=
c_intptr_t
),
intent
(
in
),
value
::
dpitch
integer
(
kind
=
C_intptr_T
),
value
::
src
integer
(
kind
=
C_intptr_T
),
value
::
src
integer
(
kind
=
c_intptr_t
),
intent
(
in
),
value
::
spitch
integer
(
kind
=
c_intptr_t
),
intent
(
in
),
value
::
width
integer
(
kind
=
c_intptr_t
),
intent
(
in
),
value
::
height
integer
(
kind
=
C_INT
),
intent
(
in
),
value
::
dir
integer
(
kind
=
C_INT
)
::
istat
integer
(
kind
=
C_INT
),
intent
(
in
),
value
::
dir
integer
(
kind
=
C_INT
)
::
istat
end
function
cuda_memcpy2d_c
end
interface
...
...
src/elpa2/elpa2_bandred_template.F90
View file @
d123a9d9
...
...
@@ -171,7 +171,8 @@
#endif
#if COMPLEXCASE == 1
complex
(
kind
=
COMPLEX_DATATYPE
),
allocatable
::
tmpCUDA
(:,:),
vmrCUDA
(:,:),
umcCUDA
(:,:)
! note the different dimension in real case
! complex(kind=COMPLEX_DATATYPE), allocatable :: tmpCUDA(:,:), vmrCUDA(:,:), umcCUDA(:,:) ! note the different dimension in real case
complex
(
kind
=
COMPLEX_DATATYPE
),
allocatable
::
tmpCUDA
(:),
vmrCUDA
(:),
umcCUDA
(:)
complex
(
kind
=
COMPLEX_DATATYPE
),
allocatable
::
tmpCPU
(:,:),
vmrCPU
(:,:),
umcCPU
(:,:)
complex
(
kind
=
COMPLEX_DATATYPE
),
allocatable
::
vr
(:)
#endif
...
...
@@ -438,12 +439,8 @@
endif
endif
#if REALCASE == 1
allocate
(
vmrCUDA
(
vmr_size
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
#if COMPLEXCASE == 1
allocate
(
vmrCUDA
(
max
(
l_rows
,
1
),
2
*
n_cols
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
...
...
@@ -480,12 +477,8 @@
endif
#if REALCASE == 1
allocate
(
umcCUDA
(
umc_size
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
#if COMPLEXCASE == 1
allocate
(
umcCUDA
(
max
(
l_cols
,
1
),
2
*
n_cols
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
...
...
@@ -540,7 +533,7 @@
vmrCUDA
(
1
:
cur_l_rows
*
n_cols
)
=
CONST_0_0
#endif
#if COMPLEXCASE == 1
vmrCUDA
(
1
:
l_rows
,
1
:
n_cols
)
=
CONST_COMPLEX_0_0
vmrCUDA
(
1
:
cur_l_rows
*
n_cols
)
=
CONST_COMPLEX_0_0
#endif
else
#if REALCASE == 1
...
...
@@ -574,31 +567,11 @@
if
(
my_pcol
==
cur_pcol
)
then
successCUDA
=
cuda_memcpy2d
(
loc
(
a
(
1
,
lc_start
)),
&
#if REALCASE == 1
lda
*
size_of_datatype
,
&
#endif
#if COMPLEXCASE == 1
int
((
lda
*
size_of_datatype
),
kind
=
c_intptr_t
),
&
#endif
#if REALCASE == 1
(
a_dev
+
((
lc_start
-1
)
*
lda
*
size_of_datatype
)),
&
#endif
#if COMPLEXCASE == 1
(
a_dev
+
int
(
(
(
lc_start
-1
)
*
lda
*
size_of_datatype
),
kind
=
c_intptr_t
)),
&
#endif
#if REALCASE == 1
lda
*
size_of_datatype
,
lr_end
*
size_of_datatype
,
&
#endif
#if COMPLEXCASE == 1
int
(
lda
*
size_of_datatype
,
kind
=
c_intptr_t
),
&
int
(
lr_end
*
size_of_datatype
,
kind
=
c_intptr_t
),
&
#endif
#if REALCASE == 1
(
lc_end
-
lc_start
+1
),
cudaMemcpyDeviceToHost
)
#endif
#if COMPLEXCASE == 1
int
((
lc_end
-
lc_start
+1
),
kind
=
c_intptr_t
),
int
(
cudaMemcpyDeviceToHost
,
kind
=
c_int
))
#endif
if
(
.not.
(
successCUDA
))
then
...
...
@@ -607,7 +580,6 @@
&: error in cudaMemcpy2d"
stop
1
endif
endif
endif
! useGPU
...
...
@@ -726,7 +698,7 @@
vr
(
lr
+1
)
=
tau
#ifdef WITH_MPI
if
(
wantDebug
)
call
obj
%
timer
%
start
(
"mpi_communication"
)
call
MPI_Bcast
(
vr
,
lr
+1
,
&
call
MPI_Bcast
(
vr
,
lr
+1
,
&
#if REALCASE == 1
MPI_REAL_PRECISION
,
&
#endif
...
...
@@ -739,12 +711,7 @@
#endif /* WITH_MPI */
if
(
useGPU
)
then
#if REALCASE == 1
vmrCUDA
(
cur_l_rows
*
(
lc
-
1
)
+
1
:
cur_l_rows
*
(
lc
-
1
)
+
lr
)
=
vr
(
1
:
lr
)
#endif
#if COMPLEXCASE == 1
vmrCUDA
(
1
:
lr
,
lc
)
=
vr
(
1
:
lr
)
#endif
else
vmrCPU
(
1
:
lr
,
lc
)
=
vr
(
1
:
lr
)
endif
...
...
@@ -943,37 +910,17 @@
cur_pcol
=
pcol
(
istep
*
nbw
+1
,
nblk
,
np_cols
)
if
(
my_pcol
==
cur_pcol
)
then
successCUDA
=
cuda_memcpy2d
((
a_dev
+
&
#if REALCASE == 1
((
lc_start
-1
)
*
lda
*
size_of_datatype
)),
&
#endif
#if COMPLEXCASE == 1
int
(((
lc_start
-1
)
*
lda
*
size_of_datatype
),
kind
=
c_intptr_t
)),
&
#endif
#if REALCASE == 1
lda
*
size_of_datatype
,
loc
(
a
(
1
,
lc_start
)),
&
#endif
#if COMPLEXCASE == 1
int
(
lda
*
size_of_datatype
,
kind
=
c_intptr_t
),
loc
(
a
(
1
,
lc_start
)),
&
#endif
#if REALCASE == 1
lda
*
size_of_datatype
,
lr_end
*
size_of_datatype
,
&
#endif
#if COMPLEXCASE == 1
int
(
lda
*
size_of_datatype
,
kind
=
c_intptr_t
),
&
int
(
lr_end
*
size_of_datatype
,
kind
=
c_intptr_t
),
&
#endif
#if REALCASE == 1
(
lc_end
-
lc_start
+1
),
cudaMemcpyHostToDevice
)
#endif
#if COMPLEXCASE == 1
int
((
lc_end
-
lc_start
+1
),
kind
=
c_intptr_t
),
&
int
(
cudaMemcpyHostToDevice
,
kind
=
c_int
))
#endif
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: cuda memcpy a_dev failed "
,
istat
&MATH_DATATYPE&
&: cuda memcpy a_dev failed "
,
istat
stop
1
endif
endif
...
...
@@ -993,13 +940,9 @@
call
PRECISION_HERK
(
'U'
,
'C'
,
&
#endif
n_cols
,
l_rows
,
ONE
,
&
#if REALCASE == 1
vmrCUDA
,
cur_l_rows
,
&
#endif
#if COMPLEXCASE == 1
vmrCUDA
,
ubound
(
vmrCUDA
,
dim
=
1
),
&
#endif
ZERO
,
vav
,
ubound
(
vav
,
dim
=
1
))
vmrCUDA
,
cur_l_rows
,
&
ZERO
,
vav
,
ubound
(
vav
,
dim
=
1
))
else
! useGPU
if
(
l_rows
>
0
)
&
#if REALCASE == 1
...
...
@@ -1050,20 +993,9 @@
&
MATH_DATATYPE
&
&
_
&
&
PRECISION
&
#if REALCASE == 1
(
obj
,
vmrCUDA
,
cur_l_rows
,
&
#endif
#if COMPLEXCASE == 1
(
obj
,
vmrCUDA
,
ubound
(
vmrCUDA
,
dim
=
1
),
&
#endif
mpi_comm_rows
,
&
#if REALCASE == 1
umcCUDA
(
cur_l_cols
*
n_cols
+
1
),
cur_l_cols
,
&
#endif
#if COMPLEXCASE == 1
umcCUDA
(
1
,
n_cols
+1
),
ubound
(
umcCUDA
,
dim
=
1
),
&
#endif
mpi_comm_cols
,
1
,
istep
*
nbw
,
n_cols
,
nblk
)
(
obj
,
vmrCUDA
,
cur_l_rows
,
mpi_comm_rows
,
&
umcCUDA
(
cur_l_cols
*
n_cols
+
1
),
cur_l_cols
,
&
mpi_comm_cols
,
1
,
istep
*
nbw
,
n_cols
,
nblk
)
else
! useGPU
call
elpa_transpose_vectors_
&
&
MATH_DATATYPE
&
...
...
@@ -1124,7 +1056,7 @@
if
(
n_way
>
1
)
then
#if REALCASE == 1
!$omp do
#endif
#endif
do
i
=
1
,
min
(
l_cols_tile
,
l_cols
)
#if REALCASE == 1
umcCPU
(
i
,
1
:
n_cols
)
=
CONST_0_0
...
...
@@ -1210,8 +1142,8 @@
vmrCUDA
(
cur_l_rows
*
n_cols
+
1
:
cur_l_rows
*
n_cols
*
2
)
=
CONST_0_0
#endif
#if COMPLEXCASE == 1
umcCUDA
(
1
:
l_cols
,
1
:
n_cols
)
=
CONST_COMPLEX_0_0
vmrCUDA
(
1
:
l_rows
,
n_cols
+1
:
2
*
n_cols
)
=
CONST_COMPLEX_0_0
umcCUDA
(
1
:
l_cols
*
n_cols
)
=
CONST_COMPLEX_0_0
vmrCUDA
(
cur_l_rows
*
n_cols
+
1
:
cur_l_rows
*
n_cols
*
2
)
=
CONST_COMPLEX_0_0
#endif
else
! useGPU
#if REALCASE == 1
...
...
@@ -1228,12 +1160,7 @@
if
(
useGPU
)
then
successCUDA
=
cuda_memcpy
(
vmr_dev
,
&
#if REALCASE == 1
loc
(
vmrCUDA
(
1
)),&
#endif
#if COMPLEXCASE == 1
loc
(
vmrCUDA
(
1
,
1
)),
&
#endif
vmr_size
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1241,13 +1168,9 @@
&: error in cudaMemcpy vmr_dev 3"
stop
1
endif
successCUDA
=
cuda_memcpy
(
umc_dev
,
&
#if REALCASE == 1
loc
(
umcCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
umcCUDA
(
1
,
1
)),
&
#endif
umc_size
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1295,7 +1218,6 @@
size_of_datatype
),
&
cur_l_rows
)
call
obj
%
timer
%
stop
(
"cublas"
)
else
! useGPU
call
obj
%
timer
%
start
(
"blas"
)
...
...
@@ -1320,12 +1242,7 @@
if
(
useGPU
)
then
successCUDA
=
cuda_memcpy
(
&
#if REALCASE == 1
loc
(
vmrCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
vmrCUDA
(
1
,
1
)),
&
#endif
vmr_dev
,
vmr_size
*
size_of_datatype
,
cudaMemcpyDeviceToHost
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1335,12 +1252,7 @@
endif
successCUDA
=
cuda_memcpy
(
&
#if REALCASE == 1
loc
(
umcCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
umcCUDA
(
1
,
1
)),
&
#endif
umc_dev
,
umc_size
*
size_of_datatype
,
cudaMemcpyDeviceToHost
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1371,20 +1283,9 @@
&
MATH_DATATYPE
&
&
_
&
&
PRECISION
&
#if REALCASE == 1
(
obj
,
vmrCUDA
(
cur_l_rows
*
n_cols
+
1
),
cur_l_rows
,
&
#endif
#if COMPLEXCASE == 1
(
obj
,
vmrCUDA
(
1
,
n_cols
+1
),
ubound
(
vmrCUDA
,
dim
=
1
),
&
#endif
mpi_comm_rows
,
umcCUDA
,
&
#if REALCASE == 1
cur_l_cols
,
&
#endif
#if COMPLEXCASE == 1
ubound
(
umcCUDA
,
dim
=
1
),
&
#endif
mpi_comm_cols
,
istep
*
nbw
,
n_cols
,
nblk
)
cur_l_cols
,
mpi_comm_cols
,
istep
*
nbw
,
n_cols
,
nblk
)
else
! useGPU
call
elpa_reduce_add_vectors_
&
...
...
@@ -1401,12 +1302,7 @@
if
(
useGPU
)
then
#ifdef WITH_MPI
#if REALCASE == 1
allocate
(
tmpCUDA
(
l_cols
*
n_cols
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
#if COMPLEXCASE == 1
allocate
(
tmpCUDA
(
l_cols
,
n_cols
),
stat
=
istat
,
errmsg
=
errorMessage
)
#endif
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
...
...
@@ -1425,12 +1321,7 @@
#endif
MPI_SUM
,
mpi_comm_rows
,
ierr
)
#if REALCASE == 1
umcCUDA
(
1
:
l_cols
*
n_cols
)
=
tmpCUDA
(
1
:
l_cols
*
n_cols
)
#endif
#if COMPLEXCASE == 1
umcCUDA
(
1
:
l_cols
,
1
:
n_cols
)
=
tmpCUDA
(
1
:
l_cols
,
1
:
n_cols
)
#endif
if
(
wantDebug
)
call
obj
%
timer
%
stop
(
"mpi_communication"
)
#else /* WITH_MPI */
...
...
@@ -1488,12 +1379,7 @@
if
(
useGPU
)
then
successCUDA
=
cuda_memcpy
(
umc_dev
,
&
#if REALCASE == 1
loc
(
umcCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
umcCUDA
(
1
,
1
)),
&
#endif
umc_size
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1501,7 +1387,6 @@
&: error in cudaMemcpy umc_dev 5"
stop
1
endif
successCUDA
=
cuda_memcpy
(
tmat_dev
,
loc
(
tmat
(
1
,
1
,
istep
)),
nbw
*
nbw
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1630,12 +1515,7 @@
call
obj
%
timer
%
stop
(
"cublas"
)
successCUDA
=
cuda_memcpy
(
&
#if REALCASE == 1
loc
(
umcCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
umcCUDA
(
1
,
1
)),
&
#endif
umc_dev
,
umc_size
*
size_of_datatype
,
cudaMemcpyDeviceToHost
)
if
(
.not.
(
successCUDA
))
then
...
...
@@ -1650,24 +1530,12 @@
&
MATH_DATATYPE
&
&
_
&
&
PRECISION
&
#if REALCASE == 1
(
obj
,
umcCUDA
,
cur_l_cols
,
mpi_comm_cols
,
&
vmrCUDA
(
cur_l_rows
*
n_cols
+
1
),
cur_l_rows
,
mpi_comm_rows
,
&
#endif
#if COMPLEXCASE == 1
(
obj
,
umcCUDA
,
ubound
(
umcCUDA
,
dim
=
1
),
mpi_comm_cols
,
&
vmrCUDA
(
1
,
n_cols
+1
),
ubound
(
vmrCUDA
,
dim
=
1
),
mpi_comm_rows
,
&
#endif
1
,
istep
*
nbw
,
n_cols
,
nblk
)
successCUDA
=
cuda_memcpy
(
vmr_dev
,
&
#if REALCASE == 1
loc
(
vmrCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
vmrCUDA
(
1
,
1
)),
&
#endif
vmr_size
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1677,12 +1545,7 @@
endif
successCUDA
=
cuda_memcpy
(
umc_dev
,
&
#if REALCASE == 1
loc
(
umcCUDA
(
1
)),
&
#endif
#if COMPLEXCASE == 1
loc
(
umcCUDA
(
1
,
1
)),
&
#endif
umc_size
*
size_of_datatype
,
cudaMemcpyHostToDevice
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
...
...
@@ -1819,8 +1682,8 @@
deallocate
(
vr
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating vr "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating vr "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1829,8 +1692,8 @@
deallocate
(
umcCPU
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating umcCPU "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating umcCPU "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1839,8 +1702,8 @@
deallocate
(
vmrCPU
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating vmrCPU "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating vmrCPU "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1852,8 +1715,8 @@
successCUDA
=
cuda_free
(
vav_dev
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error in cudaFree vav_dev 4"
&MATH_DATATYPE&
&: error in cudaFree vav_dev 4"
stop
1
endif
endif
! useGPU
...
...
@@ -1862,8 +1725,8 @@
deallocate
(
vr
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating vr "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating vr "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1872,8 +1735,8 @@
deallocate
(
umcCPU
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating umcCPU "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating umcCPU "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1882,8 +1745,8 @@
deallocate
(
vmrCPU
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating vmrCPU "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating vmrCPU "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1903,16 +1766,16 @@
successCUDA
=
cuda_free
(
vmr_dev
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error in cudaFree vmr_dev 6"
&MATH_DATATYPE&
&: error in cudaFree vmr_dev 6"
stop
1
endif
successCUDA
=
cuda_free
(
umc_dev
)
if
(
.not.
(
successCUDA
))
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error in cudaFree umc_dev 8"
&MATH_DATATYPE&
&: error in cudaFree umc_dev 8"
stop
endif
...
...
@@ -1920,8 +1783,8 @@
deallocate
(
umcCUDA
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating umcCUDA "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating umcCUDA "
//
errorMessage
stop
1
endif
endif
...
...
@@ -1929,8 +1792,8 @@
deallocate
(
vmrCUDA
,
stat
=
istat
,
errmsg
=
errorMessage
)
if
(
istat
.ne.
0
)
then
print
*
,
"bandred_&
&MATH_DATATYPE&
&: error when deallocating vmrCUDA "
//
errorMessage
&MATH_DATATYPE&
&: error when deallocating vmrCUDA "
//
errorMessage
stop
1
endif
endif
...
...
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