50 lines
1.5 KiB
FortranFixed
50 lines
1.5 KiB
FortranFixed
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!>
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! @license Apache-2.0
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!
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! Copyright (c) 2020 The Stdlib Authors.
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!
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! Licensed under the Apache License, Version 2.0 (the "License");
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! you may not use this file except in compliance with the License.
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! You may obtain a copy of the License at
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!
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! http://www.apache.org/licenses/LICENSE-2.0
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!
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! Unless required by applicable law or agreed to in writing, software
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! distributed under the License is distributed on an "AS IS" BASIS,
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! WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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! See the License for the specific language governing permissions and
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! limitations under the License.
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!<
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!> Wraps `sdsdot` as a subroutine.
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!
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! @param {integer} N - number of values over which to compute the dot product
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! @param {real} sb - scalar constant added to the dot product
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! @param {Array<real>} sx - first array
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! @param {integer} strideX - `sx` stride length
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! @param {Array<real>} sy - second array
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! @param {integer} strideY - `sy` stride length
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! @param {real} dot - output variable reference
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!<
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subroutine sdsdotsub( N, sb, sx, strideX, sy, strideY, dot )
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implicit none
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! ..
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! External functions:
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interface
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real function sdsdot( N, sb, sx, strideX, sy, strideY )
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integer :: strideX, strideY, N
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real :: sb, sx(*), sy(*)
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end function sdsdot
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end interface
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! ..
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! Scalar arguments:
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integer :: strideX, strideY, N
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real :: dot, sb
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! ..
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! Array arguments:
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real :: sx(*), sy(*)
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! ..
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! Compute the dot product:
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dot = sdsdot( N, sb, sx, strideX, sy, strideY )
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return
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end subroutine sdsdotsub
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