{-# LANGUAGE FlexibleContexts    #-}
{-# LANGUAGE FlexibleInstances   #-}
{-# LANGUAGE ScopedTypeVariables #-}

module HaskellWorks.Data.BalancedParens.Internal.Broadword.FindUnmatchedCloseFar.Word16
  ( findUnmatchedCloseFar
  ) where

import Data.Int
import Data.Word
import HaskellWorks.Data.Bits.BitWise
import HaskellWorks.Data.Bits.Broadword.Word16
import HaskellWorks.Data.Int.Narrow
import HaskellWorks.Data.Int.Widen

muk1 :: Word16
muk1 :: Word16
muk1 = Word16
0x3333
{-# INLINE muk1 #-}

muk2 :: Word16
muk2 :: Word16
muk2 = Word16
0x0f0f
{-# INLINE muk2 #-}

muk3 :: Word16
muk3 :: Word16
muk3 = Word16
0x00ff
{-# INLINE muk3 #-}

-- | Find the position of the first unmatch parenthesis.
--
-- This is the broadword implementation of 'HaskellWorks.Data.BalancedParens.Internal.Slow.Word16.findCloseFor'.
--
-- See [Broadword Implementation of Parenthesis Queries](https://arxiv.org/pdf/1301.5468.pdf), Sebastiano Vigna, 2013
findUnmatchedCloseFar :: Word64 -> Word64 -> Word16 -> Word64
findUnmatchedCloseFar :: Word64 -> Word64 -> Word16 -> Word64
findUnmatchedCloseFar Word64
c Word64
p Word16
w =
  --  Keys:
  --    * k1: Level of sub-words of size 2 = 1 .<. 1
  --    * k2: Level of sub-words of size 4 = 1 .<. 2
  --    * k3: Level of sub-words of size 8 = 1 .<. 3
  --    * o: Open count
  --    * c: Close count
  --    * e: Excess
  --    * L: Left half of sub-word
  --    * R: Right half of sub-word
  --    * b: deficit at position whole-word mask
  --    * m: deficit at position sub-word mask
  --    * pa: position accumulator
  --    * sa: shift accumulator
  --    * f: far sub-block close parens count
  let x :: Word16
x     = Word16
w Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
p                                                                           in
  let wsz :: Int16
wsz   = Int16
16 :: Int16                                                                       in
  let k1 :: Word64
k1    = Word64
1                                                                                 in
  let k2 :: Word64
k2    = Word64
2                                                                                 in
  let k3 :: Word64
k3    = Word64
3                                                                                 in
  let k4 :: Word64
k4    = Word64
4                                                                                 in
  let mask1 :: Word16
mask1 = (Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k1)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                                                            in
  let mask2 :: Word16
mask2 = (Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k2)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                                                            in
  let mask3 :: Word16
mask3 = (Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k3)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                                                            in
  let mask4 :: Word16
mask4 = (Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k4)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                                                            in
  let t64k1 :: Word64
t64k1 = Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k1 :: Word64                                                                in
  let t64k2 :: Word64
t64k2 = Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k2 :: Word64                                                                in
  let t64k3 :: Word64
t64k3 = Word64
1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
k3 :: Word64                                                                in
  let t8k1 :: Word16
t8k1  = Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
k1 :: Word16                                                                in
  let t8k2 :: Word16
t8k2  = Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
k2 :: Word16                                                                in
  let t8k3 :: Word16
t8k3  = Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
k3 :: Word16                                                                in
  let t8k4 :: Word16
t8k4  = Word16
1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
k4 :: Word16                                                                in

  let b0 :: Word16
b0    =      Word16
x Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
0x5555                                                                 in
  let b1 :: Word16
b1    =    ( Word16
x Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
0xaaaa) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
1                                                          in
  let ll :: Word16
ll    =   (Word16
b0  Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.^. Word16
b1  ) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
b1                                                           in
  let ok1 :: Word16
ok1   = ( (Word16
b0  Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
b1  )             Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
ll                                        in
  let ck1 :: Word16
ck1   = (((Word16
b0  Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
b1  ) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.^. Word16
0x5555) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
ll                                        in

  let eok1 :: Word16
eok1 =   Word16
ok1 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk1                                                                    in
  let eck1 :: Word16
eck1 =  (Word16
ck1 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k1)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k1                                              in
  let ok2L :: Word16
ok2L =  (Word16
ok1 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k1)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k1                                              in
  let ok2R :: Word16
ok2R = Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
4 Word16
eok1 Word16
eck1                                                            in
  let ok2 :: Word16
ok2  = Word16
ok2L Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Word16
ok2R                                                                        in
  let ck2 :: Word16
ck2  =  (Word16
ck1 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk1) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
4 Word16
eck1 Word16
eok1                                         in

  let eok2 :: Word16
eok2 =   Word16
ok2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk2                                                                    in
  let eck2 :: Word16
eck2 =  (Word16
ck2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk2 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k2)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k2                                              in
  let ok3L :: Word16
ok3L =  (Word16
ok2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk2 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k2)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k2                                              in
  let ok3R :: Word16
ok3R = Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
8 Word16
eok2 Word16
eck2                                                            in
  let ok3 :: Word16
ok3  = Word16
ok3L Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Word16
ok3R                                                                        in
  let ck3 :: Word16
ck3  =  (Word16
ck2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk2) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
8 Word16
eck2 Word16
eok2                                         in

  let eok3 :: Word16
eok3 =   Word16
ok3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk3                                                                    in
  let eck3 :: Word16
eck3 =  (Word16
ck3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk3 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k3)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k3                                              in
  let ok4L :: Word16
ok4L =  (Word16
ok3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. (Word16
muk3 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k3)) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k3                                              in
  let ok4R :: Word16
ok4R = Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
16 Word16
eok3 Word16
eck3                                                           in
  let ok4 :: Word16
ok4  = Word16
ok4L Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Word16
ok4R                                                                        in
  let ck4 :: Word16
ck4  =  (Word16
ck3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&.  Word16
muk3) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
+ Int -> Word16 -> Word16 -> Word16
kBitDiffPos Int
16 Word16
eck3 Word16
eok3                                        in

  let pak4 :: Word64
pak4  = Word64
c                                                                                 in
  let sak4 :: Word64
sak4  = Word64
0                                                                                 in

  let hk4 :: Word16
hk4   = Word16
0x0010 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16 -> Word16
forall a. BitWise a => a -> a
comp (Word16
0xffff Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4)                                    in
  let fk4 :: Word16
fk4   = ((Word16
ck4 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk4) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask4                                   in
  let bk4 :: Word16
bk4   = ((Word64 -> Word16
forall a b. Narrow a b => a -> b
narrow Word64
pak4 Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
fk4) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Int16 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int16
wsz Int16 -> Int16 -> Int16
forall a. Num a => a -> a -> a
- Int16
1)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                              in
  let mk4 :: Word16
mk4   = Word16
bk4 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask4                                                                     in
  let pbk4 :: Word64
pbk4  = Word64
pak4 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
- Word16 -> Word64
forall a b. Widen a b => a -> b
widen ((Word16
ck4 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk4)                                in
  let pck4 :: Word64
pck4  = Word64
pbk4 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen ((Word16
ok4 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk4)                                in
  let sbk4 :: Word64
sbk4  = Word64
sak4 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen (Word16
t8k4 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
bk4)                                                       in

  let pak3 :: Word64
pak3  = Word64
pck4                                                                              in
  let sak3 :: Word64
sak3  = Word64
sbk4                                                                              in

  let hk3 :: Word16
hk3   = Word16
0x0808 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16 -> Word16
forall a. BitWise a => a -> a
comp (Word16
0xffff Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3)                                    in
  let fk3 :: Word16
fk3   = ((Word16
ck3 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk3) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask3                                   in
  let bk3 :: Word16
bk3   = ((Word64 -> Word16
forall a b. Narrow a b => a -> b
narrow Word64
pak3 Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
fk3) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Int16 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int16
wsz Int16 -> Int16 -> Int16
forall a. Num a => a -> a -> a
- Int16
1)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                              in
  let mk3 :: Word16
mk3   = Word16
bk3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask3                                                                     in
  let pbk3 :: Word64
pbk3  = Word64
pak3 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
- Word16 -> Word64
forall a b. Widen a b => a -> b
widen (((Word16
ck3 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk3) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk3)                      in
  let pck3 :: Word64
pck3  = Word64
pbk3 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen ( (Word16
ok3 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3)          Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk3)                      in
  let sbk3 :: Word64
sbk3  = Word64
sak3 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen (Word16
t8k3 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
bk3)                                                       in

  let pak2 :: Word64
pak2  = Word64
pck3                                                                              in
  let sak2 :: Word64
sak2  = Word64
sbk3                                                                              in

  let hk2 :: Word16
hk2   = Word16
0x4444 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16 -> Word16
forall a. BitWise a => a -> a
comp (Word16
0xffff Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2)                                    in
  let fk2 :: Word16
fk2   = ((Word16
ck2 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk2) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask2                                   in
  let bk2 :: Word16
bk2   = ((Word64 -> Word16
forall a b. Narrow a b => a -> b
narrow Word64
pak2 Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
fk2) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Int16 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int16
wsz Int16 -> Int16 -> Int16
forall a. Num a => a -> a -> a
- Int16
1)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                              in
  let mk2 :: Word16
mk2   = Word16
bk2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask2                                                                     in
  let pbk2 :: Word64
pbk2  = Word64
pak2 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
- Word16 -> Word64
forall a b. Widen a b => a -> b
widen (((Word16
ck2 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk2) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk2)                      in
  let pck2 :: Word64
pck2  = Word64
pbk2 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen ( (Word16
ok2 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2)          Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk2)                      in
  let sbk2 :: Word64
sbk2  = Word64
sak2 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen (Word16
t8k2 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
bk2)                                                       in

  let pak1 :: Word64
pak1  = Word64
pck2                                                                              in
  let sak1 :: Word64
sak1  = Word64
sbk2                                                                              in

  let hk1 :: Word16
hk1   = Word16
0xaaaa Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16 -> Word16
forall a. BitWise a => a -> a
comp (Word16
0xffff Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1)                                    in
  let fk1 :: Word16
fk1   = ((Word16
ck1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask1                                   in
  let bk1 :: Word16
bk1   = ((Word64 -> Word16
forall a b. Narrow a b => a -> b
narrow Word64
pak1 Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
fk1) Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Int16 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int16
wsz Int16 -> Int16 -> Int16
forall a. Num a => a -> a -> a
- Int16
1)) Word16 -> Word16 -> Word16
forall a. Num a => a -> a -> a
- Word16
1                              in
  let mk1 :: Word16
mk1   = Word16
bk1  Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mask1                                                                    in
  let pbk1 :: Word64
pbk1  = Word64
pak1 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
- Word16 -> Word64
forall a b. Widen a b => a -> b
widen (((Word16
ck1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.|. Word16
hk1) Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk1)                      in
  let pck1 :: Word64
pck1  = Word64
pbk1 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen ( (Word16
ok1 Word16 -> Word64 -> Word16
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1)          Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
mk1)                      in
  let sbk1 :: Word64
sbk1  = Word64
sak1 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word16 -> Word64
forall a b. Widen a b => a -> b
widen (Word16
t8k1 Word16 -> Word16 -> Word16
forall a. BitWise a => a -> a -> a
.&. Word16
bk1)                                                       in

  let rrr :: Word64
rrr   = Word64
sbk1 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word64
pck1 Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ (((Word16 -> Word64
forall a b. Widen a b => a -> b
widen Word16
x Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.>. Word64 -> Word64
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sbk1) Word64 -> Word64 -> Word64
forall a. BitWise a => a -> a -> a
.&. ((Word64
pck1 Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
1) Word64 -> Word64 -> Word64
forall a. BitWise a => a -> a -> a
.|. Word64
1)) Word64 -> Word64 -> Word64
forall a. Shift a => a -> Word64 -> a
.<. Word64
1)  in

  Word64
rrr Word64 -> Word64 -> Word64
forall a. Num a => a -> a -> a
+ Word64
p
{-# INLINE findUnmatchedCloseFar #-}