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Implement internal HAL for GEMM and matrix decompositions

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This commit is contained in:
Vladislav Sovrasov
2016-06-03 10:38:30 +03:00
parent e1ba4399e8
commit a2d0cc878c
13 changed files with 1028 additions and 76 deletions
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modules/core/src/matrix_decomp.cpp
+13 -6
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@@ -89,8 +89,6 @@ LUImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n, _Tp eps)
for( k = 0; k < n; k++ )
b[j*bstep + k] += alpha*b[i*bstep + k];
}
A[i*astep + i] = -d;
}
if( b )
@@ -101,7 +99,7 @@ LUImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n, _Tp eps)
_Tp s = b[i*bstep + j];
for( k = i+1; k < m; k++ )
s -= A[i*astep + k]*b[k*bstep + j];
b[i*bstep + j] = s*A[i*astep + i];
b[i*bstep + j] = s/A[i*astep + i];
}
}
@@ -111,13 +109,19 @@ LUImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n, _Tp eps)
int LU32f(float* A, size_t astep, int m, float* b, size_t bstep, int n)
{
return LUImpl(A, astep, m, b, bstep, n, FLT_EPSILON*10);
int output;
CALL_HAL_RET(LU32f, cv_hal_LU32f, output, A, astep, m, b, bstep, n)
output = LUImpl(A, astep, m, b, bstep, n, FLT_EPSILON*10);
return output;
}
int LU64f(double* A, size_t astep, int m, double* b, size_t bstep, int n)
{
return LUImpl(A, astep, m, b, bstep, n, DBL_EPSILON*100);
int output;
CALL_HAL_RET(LU64f, cv_hal_LU64f, output, A, astep, m, b, bstep, n)
output = LUImpl(A, astep, m, b, bstep, n, DBL_EPSILON*100);
return output;
}
template<typename _Tp> static inline bool
@@ -193,14 +197,17 @@ CholImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n)
return true;
}
bool Cholesky32f(float* A, size_t astep, int m, float* b, size_t bstep, int n)
{
bool output;
CALL_HAL_RET(Cholesky32f, cv_hal_Cholesky32f, output, A, astep, m, b, bstep, n)
return CholImpl(A, astep, m, b, bstep, n);
}
bool Cholesky64f(double* A, size_t astep, int m, double* b, size_t bstep, int n)
{
bool output;
CALL_HAL_RET(Cholesky64f, cv_hal_Cholesky64f, output, A, astep, m, b, bstep, n)
return CholImpl(A, astep, m, b, bstep, n);
}