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generator.jl
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generator.jl
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# The increments to the `__counter` variable is for testing purposes
function _check_transa(t::Char)
if !(t in ('C', 'N', 'T'))
error("transa: is '$t', must be 'N', 'T', or 'C'")
end
end
mkl_size(t::Char, M::AbstractVecOrMat) = t == 'N' ? size(M) : reverse(size(M))
# Checks sizes for the multiplication C <- A * B
function _check_mat_mult_matvec(C, A, B, tA)
_size(v::AbstractMatrix) = size(v)
_size(v::AbstractVector) = (size(v,1), 1)
_str(v::AbstractMatrix) = string("[", size(v,1), ", ", size(v,2), "]")
_str(v::AbstractVector) = string("[", size(v,1), "]")
mA, nA = mkl_size(tA, A)
mB, nB = _size(B)
mC, nC = _size(C)
if nA != mB || mC != mA || nC != nB
t = ""
if tA == 'T'; t = ".\'"; end
if tA == 'C'; t = "\'"; end
str = string("arrays had inconsistent dimensions for C <- A", t, " * B: ", _str(C), " <- ", _str(A), t, " * ", _str(B))
throw(DimensionMismatch(str))
end
end
for (mv, sv, mm, sm, T) in ((:mkl_scscmv, :mkl_scscsv, :mkl_scscmm, :mkl_scscsm, :Float32),
(:mkl_dcscmv, :mkl_dcscsv, :mkl_dcscmm, :mkl_dcscsm, :Float64),
(:mkl_ccscmv, :mkl_ccscsv, :mkl_ccscmm, :mkl_ccscsm, :ComplexF32),
(:mkl_zcscmv, :mkl_zcscsv, :mkl_zcscmm, :mkl_zcscsm, :ComplexF64))
@eval begin
function cscmv!(transa::Char, α::$T, matdescra::String,
A::SparseMatrixCSC{$T, BlasInt}, x::StridedVector{$T},
β::$T, y::StridedVector{$T})
_check_transa(transa)
_check_mat_mult_matvec(y, A, x, transa)
__counter[] += 1
ccall(($(string(mv)), libmkl_rt), Cvoid,
(Ref{UInt8}, Ref{BlasInt}, Ref{BlasInt}, Ref{$T},
Ptr{UInt8}, Ptr{$T}, Ptr{BlasInt}, Ptr{BlasInt},
Ptr{BlasInt}, Ptr{$T}, Ref{$T}, Ptr{$T}),
transa, A.m, A.n, α,
matdescra, A.nzval, A.rowval, A.colptr,
pointer(A.colptr, 2), x, β, y)
return y
end
function cscmm!(transa::Char, α::$T, matdescra::String,
A::SparseMatrixCSC{$T, BlasInt}, B::StridedMatrix{$T},
β::$T, C::StridedMatrix{$T})
_check_transa(transa)
_check_mat_mult_matvec(C, A, B, transa)
mB, nB = size(B)
mC, nC = size(C)
__counter[] += 1
ccall(($(string(mm)), libmkl_rt), Cvoid,
(Ref{UInt8}, Ref{BlasInt}, Ref{BlasInt}, Ref{BlasInt},
Ref{$T}, Ptr{UInt8}, Ptr{$T}, Ptr{BlasInt},
Ptr{BlasInt}, Ptr{BlasInt}, Ptr{$T}, Ref{BlasInt},
Ref{$T}, Ptr{$T}, Ref{BlasInt}),
transa, A.m, nC, A.n,
α, matdescra, A.nzval, A.rowval,
A.colptr, pointer(A.colptr, 2), B, mB,
β, C, mC)
return C
end
function cscsv!(transa::Char, α::$T, matdescra::String,
A::SparseMatrixCSC{$T, BlasInt}, x::StridedVector{$T},
y::StridedVector{$T})
n = checksquare(A)
_check_transa(transa)
_check_mat_mult_matvec(y, A, x, transa)
__counter[] += 1
ccall(($(string(sv)), libmkl_rt), Cvoid,
(Ref{UInt8}, Ref{BlasInt}, Ref{$T}, Ptr{UInt8},
Ptr{$T}, Ptr{BlasInt}, Ptr{BlasInt}, Ptr{BlasInt},
Ptr{$T}, Ptr{$T}),
transa, A.m, α, matdescra,
A.nzval, A.rowval, A.colptr, pointer(A.colptr, 2),
x, y)
return y
end
function cscsm!(transa::Char, α::$T, matdescra::String,
A::SparseMatrixCSC{$T, BlasInt}, B::StridedMatrix{$T},
C::StridedMatrix{$T})
mB, nB = size(B)
mC, nC = size(C)
n = checksquare(A)
_check_transa(transa)
_check_mat_mult_matvec(C, A, B, transa)
__counter[] += 1
ccall(($(string(sm)), libmkl_rt), Cvoid,
(Ref{UInt8}, Ref{BlasInt}, Ref{BlasInt}, Ref{$T},
Ptr{UInt8}, Ptr{$T}, Ptr{BlasInt}, Ptr{BlasInt},
Ptr{BlasInt}, Ptr{$T}, Ref{BlasInt}, Ptr{$T},
Ref{BlasInt}),
transa, A.n, nC, α,
matdescra, A.nzval, A.rowval, A.colptr,
pointer(A.colptr, 2), B, mB, C,
mC)
return C
end
end # @eval
end