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Merge pull request #86 from v1j4y/qmckl_dgemm_integration
qmckl dgemm integration
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commit
a1e5410dd4
18
configure.ac
18
configure.ac
@ -190,6 +190,24 @@ AS_IF([test "x$with_trexio" != xno], [
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PKG_CFLAGS="$PKG_CFLAGS $TREXIO_CFLAGS"
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PKG_LIBS="$PKG_LIBS $TREXIO_LIBS"
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# QMCKL_DGEMM
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AC_ARG_WITH(qmckldgemm, [AS_HELP_STRING([--without-qmckldgemm],[disable support for QMCKLDGEMM])],
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with_qmckldgemm=$withval, with_qmckldgemm=no)
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AS_IF([test "x$with_qmckldgemm" != xno], [
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AC_DEFINE([HAVE_QMCKLDGEMM], [1], [Define if your have libqmckldgemm])
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ARGS="${ARGS} qmckldgemm"
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AC_CHECK_LIB([qmckldgemm], [qmckl_packed_matrix_create],
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[],
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[AS_IF([test "x$with_qmckldgemm" != xcheck],
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[PKG_CHECK_MODULES([QMCKLDGEMM], [qmckldgemm]) ])
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])
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])
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PKG_CFLAGS="$PKG_CFLAGS $QMCKLDGEMM_CFLAGS"
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PKG_LIBS="$PKG_LIBS $QMCKLDGEMM_LIBS"
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## BLAS
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AX_BLAS([], [AC_MSG_ERROR([BLAS was not found.])])
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@ -889,6 +889,9 @@ integer function qmckl_dgemm_f(context, TransA, TransB, &
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m, n, k, alpha, A, LDA, B, LDB, beta, C, LDC) &
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result(info)
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use qmckl
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#ifdef HAVE_LIBQMCKLDGEMM
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use qmckl_dgemm_tiled_module
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#endif
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implicit none
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integer(qmckl_context), intent(in) :: context
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character , intent(in) :: TransA, TransB
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@ -900,6 +903,10 @@ integer function qmckl_dgemm_f(context, TransA, TransB, &
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double precision , intent(in) :: B(ldb,*)
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integer*8 , intent(in) :: ldc
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double precision , intent(out) :: C(ldc,*)
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double precision,allocatable,dimension(:,:) :: A1
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double precision,allocatable,dimension(:,:) :: B1
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double precision,allocatable,dimension(:,:) :: C1
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integer*8 :: i, j, LDA1, LDB1, LDC1
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info = QMCKL_SUCCESS
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@ -938,8 +945,50 @@ integer function qmckl_dgemm_f(context, TransA, TransB, &
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return
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endif
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#ifdef HAVE_LIBQMCKLDGEMM
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! Copy A to A1
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allocate(A1(k,m))
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do j=1,m
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do i=1,k
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A1(i,j) = A(j,i)
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end do
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end do
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! Copy B to B1
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allocate(B1(n,k))
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do j=1,k
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do i=1,n
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B1(i,j) = B(j,i)
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end do
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end do
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! Copy C to C1
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allocate(C1(n,m))
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do j=1,m
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do i=1,n
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C1(i,j) = C(j,i)
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end do
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end do
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LDA1 = size(A1,1)
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LDB1 = size(B1,1)
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LDC1 = size(C1,1)
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info = qmckl_dgemm_tiled_avx2(int(m,8), int(n,8), int(k,8), &
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A1, int(LDA1,8), B1, int(LDB1,8), C1, int(LDC1,8))
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do j=1,n
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do i=1,m
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C(i,j) = alpha*C1(j,i) + beta*C(i,j)
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end do
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end do
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deallocate(A1,B1,C1)
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#else
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call dgemm(transA, transB, int(m,4), int(n,4), int(k,4), &
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alpha, A, int(LDA,4), B, int(LDB,4), beta, C, int(LDC,4))
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#endif
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end function qmckl_dgemm_f
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#+end_src
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