gemv.c File Reference

Detailed Description

OSKI wrapper around the dense BLAS routine, xGEMV.

Generated by ./gen_gemv.sh on airassualt, Thu Jun 30 19:00:01 PDT 2005.

#include <oski/config.h>
#include <oski/common.h>
#include <oski/mangle.h>
#include <oski/blas.h>
#include <oski/blas_names.h>

Functions

static void xGEMV_Normal (oski_index_t m, oski_index_t n, oski_value_t alpha, const oski_value_t *restrict A, oski_index_t lda, const oski_value_t *restrict x, oski_index_t incx, oski_value_t *restrict y, oski_index_t incy)

static void xGEMV_Trans (oski_index_t m, oski_index_t n, oski_value_t alpha, const oski_value_t *restrict A, oski_index_t lda, const oski_value_t *restrict x, oski_index_t incx, oski_value_t *restrict y, oski_index_t incy)

void BLAS_xGEMV (const char *op, const oski_index_t *m, const oski_index_t *n, const oski_value_t *alpha, const oski_value_t *A, const oski_index_t *lda, const oski_value_t *x, const oski_index_t *incx, const oski_value_t *beta, oski_value_t *y, const oski_index_t *incy)

BLAS matrix-vector multiply routine, ?gemv, which computes the dense matrix-vector multiply operation, $y \leftarrow \beta\cdot y + \alpha\cdot\mathrm{op}(A)\cdot x$ .

Function Documentation

void BLAS_xGEMV ( const char * op,

const oski_index_t * m,

const oski_index_t * n,

const oski_value_t * alpha,

const oski_value_t * A,

const oski_index_t * lda,

const oski_value_t * x,

const oski_index_t * incx,

const oski_value_t * beta,

oski_value_t * y,

const oski_index_t * incy

)

BLAS matrix-vector multiply routine, ?gemv, which computes the dense matrix-vector multiply operation, $y \leftarrow \beta\cdot y + \alpha\cdot\mathrm{op}(A)\cdot x$ .

Parameters:

[in] op Transpose operation ('n', 't'),

[in] m Number of rows in $A$ .

[in] n Number of columns in $A$ .

[in] A Array storing $A$ , in column major format.

[in] lda Leading dimension of A.

[in] alpha Scalar $\alpha$ .

[in] x Vector $x$ .

[in] incx Distance between $x_i, x_{i+1}$ in x.

[in] beta Scalar $\beta$ .

[in,out] y Vector $y$ .

[in] incy Distance between $y_i, y_{i+1}$ in y.

Generated on Wed Sep 19 16:41:22 2007 for BeBOP Optimized Sparse Kernel Interface Library by

1.4.6


Functions
static void	xGEMV_Normal (oski_index_t m, oski_index_t n, oski_value_t alpha, const oski_value_t restrict A, oski_index_t lda, const oski_value_t restrict x, oski_index_t incx, oski_value_t *restrict y, oski_index_t incy)
static void	xGEMV_Trans (oski_index_t m, oski_index_t n, oski_value_t alpha, const oski_value_t restrict A, oski_index_t lda, const oski_value_t restrict x, oski_index_t incx, oski_value_t *restrict y, oski_index_t incy)
void	BLAS_xGEMV (const char op, const oski_index_t m, const oski_index_t n, const oski_value_t alpha, const oski_value_t A, const oski_index_t lda, const oski_value_t x, const oski_index_t incx, const oski_value_t beta, oski_value_t y, const oski_index_t *incy)
	BLAS matrix-vector multiply routine, ?gemv, which computes the dense matrix-vector multiply operation, $y \leftarrow \beta\cdot y + \alpha\cdot\mathrm{op}(A)\cdot x$ .