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MAGMA 2.9.0
Matrix Algebra for GPU and Multicore Architectures
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Functions | |
void | magma_crot (magma_int_t n, magmaFloatComplex_ptr dx, magma_int_t incx, magmaFloatComplex_ptr dy, magma_int_t incy, float c, magmaFloatComplex s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is complex. | |
void | magma_csrot (magma_int_t n, magmaFloatComplex_ptr dx, magma_int_t incx, magmaFloatComplex_ptr dy, magma_int_t incy, float c, float s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) and sin (s) are real. | |
void | magma_drot (magma_int_t n, magmaDouble_ptr dx, magma_int_t incx, magmaDouble_ptr dy, magma_int_t incy, double c, double s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is real. | |
void | magma_srot (magma_int_t n, magmaFloat_ptr dx, magma_int_t incx, magmaFloat_ptr dy, magma_int_t incy, float c, float s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is real. | |
void | magma_zrot (magma_int_t n, magmaDoubleComplex_ptr dx, magma_int_t incx, magmaDoubleComplex_ptr dy, magma_int_t incy, double c, magmaDoubleComplex s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is complex. | |
void | magma_zdrot (magma_int_t n, magmaDoubleComplex_ptr dx, magma_int_t incx, magmaDoubleComplex_ptr dy, magma_int_t incy, double c, double s, magma_queue_t queue) |
Apply Givens plane rotation, where cos (c) and sin (s) are real. | |
void magma_crot | ( | magma_int_t | n, |
magmaFloatComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magmaFloatComplex_ptr | dy, | ||
magma_int_t | incy, | ||
float | c, | ||
magmaFloatComplex | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is complex.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | COMPLEX array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | COMPLEX array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | float. cosine. |
[in] | s | COMPLEX. sine. c and s define a rotation [ c s ] where c*c + s*conj(s) = 1. [ -conj(s) c ] |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_csrot | ( | magma_int_t | n, |
magmaFloatComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magmaFloatComplex_ptr | dy, | ||
magma_int_t | incy, | ||
float | c, | ||
float | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) and sin (s) are real.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | COMPLEX array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | COMPLEX array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | float. cosine. |
[in] | s | float. sine. c and s define a rotation [ c s ] where c*c + s*s = 1. [ -s c ] |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_drot | ( | magma_int_t | n, |
magmaDouble_ptr | dx, | ||
magma_int_t | incx, | ||
magmaDouble_ptr | dy, | ||
magma_int_t | incy, | ||
double | c, | ||
double | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is real.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | DOUBLE PRECISION array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | DOUBLE PRECISION array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | double. cosine. |
[in] | s | DOUBLE PRECISION. sine. c and s define a rotation [ c s ] where c*c + s*conj(s) = 1. [ -conj(s) c ] |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_srot | ( | magma_int_t | n, |
magmaFloat_ptr | dx, | ||
magma_int_t | incx, | ||
magmaFloat_ptr | dy, | ||
magma_int_t | incy, | ||
float | c, | ||
float | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is real.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | REAL array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | REAL array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | float. cosine. |
[in] | s | REAL. sine. c and s define a rotation [ c s ] where c*c + s*conj(s) = 1. [ -conj(s) c ] |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_zrot | ( | magma_int_t | n, |
magmaDoubleComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magmaDoubleComplex_ptr | dy, | ||
magma_int_t | incy, | ||
double | c, | ||
magmaDoubleComplex | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) is real and sin (s) is complex.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | COMPLEX_16 array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | COMPLEX_16 array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | double. cosine. |
[in] | s | COMPLEX_16. sine. c and s define a rotation [ c s ] where c*c + s*conj(s) = 1. [ -conj(s) c ] |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_zdrot | ( | magma_int_t | n, |
magmaDoubleComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magmaDoubleComplex_ptr | dy, | ||
magma_int_t | incy, | ||
double | c, | ||
double | s, | ||
magma_queue_t | queue ) |
Apply Givens plane rotation, where cos (c) and sin (s) are real.
[in] | n | Number of elements in vector x and y. n >= 0. |
[in,out] | dx | COMPLEX_16 array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). On output, overwritten with c*x + s*y. |
[in] | incx | Stride between consecutive elements of dx. incx != 0. |
[in,out] | dy | COMPLEX_16 array on GPU device. The n element vector y of dimension (1 + (n-1)*incy). On output, overwritten with -conj(s)*x + c*y. |
[in] | incy | Stride between consecutive elements of dy. incy != 0. |
[in] | c | double. cosine. |
[in] | s | double. sine. c and s define a rotation [ c s ] where c*c + s*s = 1. [ -s c ] |
[in] | queue | magma_queue_t Queue to execute in. |