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284 lines
17 KiB
284 lines
17 KiB
// Copyright ©2013 The Gonum Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:generate ./conversions.bash
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package blas
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// Flag constants indicate Givens transformation H matrix state.
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type Flag int
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const (
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Identity Flag = -2 // H is the identity matrix; no rotation is needed.
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Rescaling Flag = -1 // H specifies rescaling.
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OffDiagonal Flag = 0 // Off-diagonal elements of H are non-unit.
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Diagonal Flag = 1 // Diagonal elements of H are non-unit.
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)
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// SrotmParams contains Givens transformation parameters returned
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// by the Float32 Srotm method.
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type SrotmParams struct {
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Flag
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H [4]float32 // Column-major 2 by 2 matrix.
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}
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// DrotmParams contains Givens transformation parameters returned
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// by the Float64 Drotm method.
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type DrotmParams struct {
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Flag
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H [4]float64 // Column-major 2 by 2 matrix.
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}
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// Transpose specifies the transposition operation of a matrix.
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type Transpose byte
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const (
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NoTrans Transpose = 'N'
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Trans Transpose = 'T'
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ConjTrans Transpose = 'C'
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)
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// Uplo specifies whether a matrix is upper or lower triangular.
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type Uplo byte
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const (
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Upper Uplo = 'U'
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Lower Uplo = 'L'
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All Uplo = 'A'
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)
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// Diag specifies whether a matrix is unit triangular.
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type Diag byte
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const (
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NonUnit Diag = 'N'
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Unit Diag = 'U'
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)
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// Side specifies from which side a multiplication operation is performed.
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type Side byte
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const (
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Left Side = 'L'
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Right Side = 'R'
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)
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// Float32 implements the single precision real BLAS routines.
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type Float32 interface {
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Float32Level1
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Float32Level2
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Float32Level3
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}
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// Float32Level1 implements the single precision real BLAS Level 1 routines.
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type Float32Level1 interface {
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Sdsdot(n int, alpha float32, x []float32, incX int, y []float32, incY int) float32
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Dsdot(n int, x []float32, incX int, y []float32, incY int) float64
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Sdot(n int, x []float32, incX int, y []float32, incY int) float32
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Snrm2(n int, x []float32, incX int) float32
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Sasum(n int, x []float32, incX int) float32
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Isamax(n int, x []float32, incX int) int
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Sswap(n int, x []float32, incX int, y []float32, incY int)
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Scopy(n int, x []float32, incX int, y []float32, incY int)
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Saxpy(n int, alpha float32, x []float32, incX int, y []float32, incY int)
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Srotg(a, b float32) (c, s, r, z float32)
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Srotmg(d1, d2, b1, b2 float32) (p SrotmParams, rd1, rd2, rb1 float32)
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Srot(n int, x []float32, incX int, y []float32, incY int, c, s float32)
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Srotm(n int, x []float32, incX int, y []float32, incY int, p SrotmParams)
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Sscal(n int, alpha float32, x []float32, incX int)
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}
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// Float32Level2 implements the single precision real BLAS Level 2 routines.
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type Float32Level2 interface {
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Sgemv(tA Transpose, m, n int, alpha float32, a []float32, lda int, x []float32, incX int, beta float32, y []float32, incY int)
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Sgbmv(tA Transpose, m, n, kL, kU int, alpha float32, a []float32, lda int, x []float32, incX int, beta float32, y []float32, incY int)
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Strmv(ul Uplo, tA Transpose, d Diag, n int, a []float32, lda int, x []float32, incX int)
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Stbmv(ul Uplo, tA Transpose, d Diag, n, k int, a []float32, lda int, x []float32, incX int)
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Stpmv(ul Uplo, tA Transpose, d Diag, n int, ap []float32, x []float32, incX int)
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Strsv(ul Uplo, tA Transpose, d Diag, n int, a []float32, lda int, x []float32, incX int)
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Stbsv(ul Uplo, tA Transpose, d Diag, n, k int, a []float32, lda int, x []float32, incX int)
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Stpsv(ul Uplo, tA Transpose, d Diag, n int, ap []float32, x []float32, incX int)
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Ssymv(ul Uplo, n int, alpha float32, a []float32, lda int, x []float32, incX int, beta float32, y []float32, incY int)
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Ssbmv(ul Uplo, n, k int, alpha float32, a []float32, lda int, x []float32, incX int, beta float32, y []float32, incY int)
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Sspmv(ul Uplo, n int, alpha float32, ap []float32, x []float32, incX int, beta float32, y []float32, incY int)
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Sger(m, n int, alpha float32, x []float32, incX int, y []float32, incY int, a []float32, lda int)
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Ssyr(ul Uplo, n int, alpha float32, x []float32, incX int, a []float32, lda int)
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Sspr(ul Uplo, n int, alpha float32, x []float32, incX int, ap []float32)
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Ssyr2(ul Uplo, n int, alpha float32, x []float32, incX int, y []float32, incY int, a []float32, lda int)
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Sspr2(ul Uplo, n int, alpha float32, x []float32, incX int, y []float32, incY int, a []float32)
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}
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// Float32Level3 implements the single precision real BLAS Level 3 routines.
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type Float32Level3 interface {
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Sgemm(tA, tB Transpose, m, n, k int, alpha float32, a []float32, lda int, b []float32, ldb int, beta float32, c []float32, ldc int)
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Ssymm(s Side, ul Uplo, m, n int, alpha float32, a []float32, lda int, b []float32, ldb int, beta float32, c []float32, ldc int)
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Ssyrk(ul Uplo, t Transpose, n, k int, alpha float32, a []float32, lda int, beta float32, c []float32, ldc int)
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Ssyr2k(ul Uplo, t Transpose, n, k int, alpha float32, a []float32, lda int, b []float32, ldb int, beta float32, c []float32, ldc int)
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Strmm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha float32, a []float32, lda int, b []float32, ldb int)
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Strsm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha float32, a []float32, lda int, b []float32, ldb int)
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}
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// Float64 implements the single precision real BLAS routines.
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type Float64 interface {
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Float64Level1
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Float64Level2
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Float64Level3
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}
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// Float64Level1 implements the double precision real BLAS Level 1 routines.
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type Float64Level1 interface {
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Ddot(n int, x []float64, incX int, y []float64, incY int) float64
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Dnrm2(n int, x []float64, incX int) float64
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Dasum(n int, x []float64, incX int) float64
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Idamax(n int, x []float64, incX int) int
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Dswap(n int, x []float64, incX int, y []float64, incY int)
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Dcopy(n int, x []float64, incX int, y []float64, incY int)
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Daxpy(n int, alpha float64, x []float64, incX int, y []float64, incY int)
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Drotg(a, b float64) (c, s, r, z float64)
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Drotmg(d1, d2, b1, b2 float64) (p DrotmParams, rd1, rd2, rb1 float64)
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Drot(n int, x []float64, incX int, y []float64, incY int, c float64, s float64)
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Drotm(n int, x []float64, incX int, y []float64, incY int, p DrotmParams)
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Dscal(n int, alpha float64, x []float64, incX int)
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}
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// Float64Level2 implements the double precision real BLAS Level 2 routines.
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type Float64Level2 interface {
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Dgemv(tA Transpose, m, n int, alpha float64, a []float64, lda int, x []float64, incX int, beta float64, y []float64, incY int)
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Dgbmv(tA Transpose, m, n, kL, kU int, alpha float64, a []float64, lda int, x []float64, incX int, beta float64, y []float64, incY int)
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Dtrmv(ul Uplo, tA Transpose, d Diag, n int, a []float64, lda int, x []float64, incX int)
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Dtbmv(ul Uplo, tA Transpose, d Diag, n, k int, a []float64, lda int, x []float64, incX int)
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Dtpmv(ul Uplo, tA Transpose, d Diag, n int, ap []float64, x []float64, incX int)
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Dtrsv(ul Uplo, tA Transpose, d Diag, n int, a []float64, lda int, x []float64, incX int)
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Dtbsv(ul Uplo, tA Transpose, d Diag, n, k int, a []float64, lda int, x []float64, incX int)
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Dtpsv(ul Uplo, tA Transpose, d Diag, n int, ap []float64, x []float64, incX int)
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Dsymv(ul Uplo, n int, alpha float64, a []float64, lda int, x []float64, incX int, beta float64, y []float64, incY int)
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Dsbmv(ul Uplo, n, k int, alpha float64, a []float64, lda int, x []float64, incX int, beta float64, y []float64, incY int)
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Dspmv(ul Uplo, n int, alpha float64, ap []float64, x []float64, incX int, beta float64, y []float64, incY int)
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Dger(m, n int, alpha float64, x []float64, incX int, y []float64, incY int, a []float64, lda int)
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Dsyr(ul Uplo, n int, alpha float64, x []float64, incX int, a []float64, lda int)
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Dspr(ul Uplo, n int, alpha float64, x []float64, incX int, ap []float64)
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Dsyr2(ul Uplo, n int, alpha float64, x []float64, incX int, y []float64, incY int, a []float64, lda int)
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Dspr2(ul Uplo, n int, alpha float64, x []float64, incX int, y []float64, incY int, a []float64)
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}
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// Float64Level3 implements the double precision real BLAS Level 3 routines.
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type Float64Level3 interface {
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Dgemm(tA, tB Transpose, m, n, k int, alpha float64, a []float64, lda int, b []float64, ldb int, beta float64, c []float64, ldc int)
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Dsymm(s Side, ul Uplo, m, n int, alpha float64, a []float64, lda int, b []float64, ldb int, beta float64, c []float64, ldc int)
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Dsyrk(ul Uplo, t Transpose, n, k int, alpha float64, a []float64, lda int, beta float64, c []float64, ldc int)
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Dsyr2k(ul Uplo, t Transpose, n, k int, alpha float64, a []float64, lda int, b []float64, ldb int, beta float64, c []float64, ldc int)
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Dtrmm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha float64, a []float64, lda int, b []float64, ldb int)
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Dtrsm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha float64, a []float64, lda int, b []float64, ldb int)
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}
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// Complex64 implements the single precision complex BLAS routines.
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type Complex64 interface {
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Complex64Level1
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Complex64Level2
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Complex64Level3
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}
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// Complex64Level1 implements the single precision complex BLAS Level 1 routines.
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type Complex64Level1 interface {
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Cdotu(n int, x []complex64, incX int, y []complex64, incY int) (dotu complex64)
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Cdotc(n int, x []complex64, incX int, y []complex64, incY int) (dotc complex64)
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Scnrm2(n int, x []complex64, incX int) float32
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Scasum(n int, x []complex64, incX int) float32
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Icamax(n int, x []complex64, incX int) int
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Cswap(n int, x []complex64, incX int, y []complex64, incY int)
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Ccopy(n int, x []complex64, incX int, y []complex64, incY int)
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Caxpy(n int, alpha complex64, x []complex64, incX int, y []complex64, incY int)
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Cscal(n int, alpha complex64, x []complex64, incX int)
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Csscal(n int, alpha float32, x []complex64, incX int)
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}
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// Complex64Level2 implements the single precision complex BLAS routines Level 2 routines.
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type Complex64Level2 interface {
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Cgemv(tA Transpose, m, n int, alpha complex64, a []complex64, lda int, x []complex64, incX int, beta complex64, y []complex64, incY int)
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Cgbmv(tA Transpose, m, n, kL, kU int, alpha complex64, a []complex64, lda int, x []complex64, incX int, beta complex64, y []complex64, incY int)
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Ctrmv(ul Uplo, tA Transpose, d Diag, n int, a []complex64, lda int, x []complex64, incX int)
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Ctbmv(ul Uplo, tA Transpose, d Diag, n, k int, a []complex64, lda int, x []complex64, incX int)
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Ctpmv(ul Uplo, tA Transpose, d Diag, n int, ap []complex64, x []complex64, incX int)
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Ctrsv(ul Uplo, tA Transpose, d Diag, n int, a []complex64, lda int, x []complex64, incX int)
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Ctbsv(ul Uplo, tA Transpose, d Diag, n, k int, a []complex64, lda int, x []complex64, incX int)
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Ctpsv(ul Uplo, tA Transpose, d Diag, n int, ap []complex64, x []complex64, incX int)
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Chemv(ul Uplo, n int, alpha complex64, a []complex64, lda int, x []complex64, incX int, beta complex64, y []complex64, incY int)
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Chbmv(ul Uplo, n, k int, alpha complex64, a []complex64, lda int, x []complex64, incX int, beta complex64, y []complex64, incY int)
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Chpmv(ul Uplo, n int, alpha complex64, ap []complex64, x []complex64, incX int, beta complex64, y []complex64, incY int)
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Cgeru(m, n int, alpha complex64, x []complex64, incX int, y []complex64, incY int, a []complex64, lda int)
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Cgerc(m, n int, alpha complex64, x []complex64, incX int, y []complex64, incY int, a []complex64, lda int)
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Cher(ul Uplo, n int, alpha float32, x []complex64, incX int, a []complex64, lda int)
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Chpr(ul Uplo, n int, alpha float32, x []complex64, incX int, a []complex64)
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Cher2(ul Uplo, n int, alpha complex64, x []complex64, incX int, y []complex64, incY int, a []complex64, lda int)
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Chpr2(ul Uplo, n int, alpha complex64, x []complex64, incX int, y []complex64, incY int, ap []complex64)
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}
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// Complex64Level3 implements the single precision complex BLAS Level 3 routines.
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type Complex64Level3 interface {
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Cgemm(tA, tB Transpose, m, n, k int, alpha complex64, a []complex64, lda int, b []complex64, ldb int, beta complex64, c []complex64, ldc int)
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Csymm(s Side, ul Uplo, m, n int, alpha complex64, a []complex64, lda int, b []complex64, ldb int, beta complex64, c []complex64, ldc int)
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Csyrk(ul Uplo, t Transpose, n, k int, alpha complex64, a []complex64, lda int, beta complex64, c []complex64, ldc int)
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Csyr2k(ul Uplo, t Transpose, n, k int, alpha complex64, a []complex64, lda int, b []complex64, ldb int, beta complex64, c []complex64, ldc int)
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Ctrmm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha complex64, a []complex64, lda int, b []complex64, ldb int)
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Ctrsm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha complex64, a []complex64, lda int, b []complex64, ldb int)
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Chemm(s Side, ul Uplo, m, n int, alpha complex64, a []complex64, lda int, b []complex64, ldb int, beta complex64, c []complex64, ldc int)
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Cherk(ul Uplo, t Transpose, n, k int, alpha float32, a []complex64, lda int, beta float32, c []complex64, ldc int)
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Cher2k(ul Uplo, t Transpose, n, k int, alpha complex64, a []complex64, lda int, b []complex64, ldb int, beta float32, c []complex64, ldc int)
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}
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// Complex128 implements the double precision complex BLAS routines.
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type Complex128 interface {
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Complex128Level1
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Complex128Level2
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Complex128Level3
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}
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// Complex128Level1 implements the double precision complex BLAS Level 1 routines.
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type Complex128Level1 interface {
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Zdotu(n int, x []complex128, incX int, y []complex128, incY int) (dotu complex128)
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Zdotc(n int, x []complex128, incX int, y []complex128, incY int) (dotc complex128)
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Dznrm2(n int, x []complex128, incX int) float64
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Dzasum(n int, x []complex128, incX int) float64
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Izamax(n int, x []complex128, incX int) int
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Zswap(n int, x []complex128, incX int, y []complex128, incY int)
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Zcopy(n int, x []complex128, incX int, y []complex128, incY int)
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Zaxpy(n int, alpha complex128, x []complex128, incX int, y []complex128, incY int)
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Zscal(n int, alpha complex128, x []complex128, incX int)
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Zdscal(n int, alpha float64, x []complex128, incX int)
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}
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// Complex128Level2 implements the double precision complex BLAS Level 2 routines.
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type Complex128Level2 interface {
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Zgemv(tA Transpose, m, n int, alpha complex128, a []complex128, lda int, x []complex128, incX int, beta complex128, y []complex128, incY int)
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Zgbmv(tA Transpose, m, n int, kL int, kU int, alpha complex128, a []complex128, lda int, x []complex128, incX int, beta complex128, y []complex128, incY int)
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Ztrmv(ul Uplo, tA Transpose, d Diag, n int, a []complex128, lda int, x []complex128, incX int)
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Ztbmv(ul Uplo, tA Transpose, d Diag, n, k int, a []complex128, lda int, x []complex128, incX int)
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Ztpmv(ul Uplo, tA Transpose, d Diag, n int, ap []complex128, x []complex128, incX int)
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Ztrsv(ul Uplo, tA Transpose, d Diag, n int, a []complex128, lda int, x []complex128, incX int)
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Ztbsv(ul Uplo, tA Transpose, d Diag, n, k int, a []complex128, lda int, x []complex128, incX int)
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Ztpsv(ul Uplo, tA Transpose, d Diag, n int, ap []complex128, x []complex128, incX int)
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Zhemv(ul Uplo, n int, alpha complex128, a []complex128, lda int, x []complex128, incX int, beta complex128, y []complex128, incY int)
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Zhbmv(ul Uplo, n, k int, alpha complex128, a []complex128, lda int, x []complex128, incX int, beta complex128, y []complex128, incY int)
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Zhpmv(ul Uplo, n int, alpha complex128, ap []complex128, x []complex128, incX int, beta complex128, y []complex128, incY int)
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Zgeru(m, n int, alpha complex128, x []complex128, incX int, y []complex128, incY int, a []complex128, lda int)
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Zgerc(m, n int, alpha complex128, x []complex128, incX int, y []complex128, incY int, a []complex128, lda int)
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Zher(ul Uplo, n int, alpha float64, x []complex128, incX int, a []complex128, lda int)
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Zhpr(ul Uplo, n int, alpha float64, x []complex128, incX int, a []complex128)
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Zher2(ul Uplo, n int, alpha complex128, x []complex128, incX int, y []complex128, incY int, a []complex128, lda int)
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Zhpr2(ul Uplo, n int, alpha complex128, x []complex128, incX int, y []complex128, incY int, ap []complex128)
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}
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// Complex128Level3 implements the double precision complex BLAS Level 3 routines.
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type Complex128Level3 interface {
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Zgemm(tA, tB Transpose, m, n, k int, alpha complex128, a []complex128, lda int, b []complex128, ldb int, beta complex128, c []complex128, ldc int)
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Zsymm(s Side, ul Uplo, m, n int, alpha complex128, a []complex128, lda int, b []complex128, ldb int, beta complex128, c []complex128, ldc int)
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Zsyrk(ul Uplo, t Transpose, n, k int, alpha complex128, a []complex128, lda int, beta complex128, c []complex128, ldc int)
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Zsyr2k(ul Uplo, t Transpose, n, k int, alpha complex128, a []complex128, lda int, b []complex128, ldb int, beta complex128, c []complex128, ldc int)
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Ztrmm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha complex128, a []complex128, lda int, b []complex128, ldb int)
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Ztrsm(s Side, ul Uplo, tA Transpose, d Diag, m, n int, alpha complex128, a []complex128, lda int, b []complex128, ldb int)
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Zhemm(s Side, ul Uplo, m, n int, alpha complex128, a []complex128, lda int, b []complex128, ldb int, beta complex128, c []complex128, ldc int)
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Zherk(ul Uplo, t Transpose, n, k int, alpha float64, a []complex128, lda int, beta float64, c []complex128, ldc int)
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Zher2k(ul Uplo, t Transpose, n, k int, alpha complex128, a []complex128, lda int, b []complex128, ldb int, beta float64, c []complex128, ldc int)
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}
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