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

module HaskellWorks.Data.BalancedParens.Internal.Broadword.FindUnmatchedCloseFar.Word32
  ( findUnmatchedCloseFar
  ) where

import Data.Int
import Data.Word
import HaskellWorks.Data.Bits.BitWise
import HaskellWorks.Data.Bits.Broadword.Word32
import HaskellWorks.Data.Int.Narrow
import HaskellWorks.Data.Int.Widen

muk1 :: Word32
muk1 :: Word32
muk1 = Word32
0x33333333
{-# INLINE muk1 #-}

muk2 :: Word32
muk2 :: Word32
muk2 = Word32
0x0f0f0f0f
{-# INLINE muk2 #-}

muk3 :: Word32
muk3 :: Word32
muk3 = Word32
0x00ff00ff
{-# INLINE muk3 #-}

muk4 :: Word32
muk4 :: Word32
muk4 = Word32
0x0000ffff
{-# INLINE muk4 #-}

-- | Find the position of the first unmatch parenthesis.
--
-- This is the broadword implementation of 'HaskellWorks.Data.BalancedParens.Internal.Slow.Word32.findCloseFor'.
--
-- See [Broadword Implementation of Parenthesis Queries](https://arxiv.org/pdf/1301.5468.pdf), Sebastiano Vigna, 2013
findUnmatchedCloseFar :: Word64 -> Word64 -> Word32 -> Word64
findUnmatchedCloseFar :: Word64 -> Word64 -> Word32 -> Word64
findUnmatchedCloseFar Word64
c Word64
p Word32
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 :: Word32
x     = Word32
w forall a. Shift a => a -> Word64 -> a
.>. Word64
p                                                                           in
  let wsz :: Int32
wsz   = Int32
32 :: Int32                                                                       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 k5 :: Word64
k5    = Word64
5                                                                                 in
  let mask1 :: Word32
mask1 = (Word32
1 forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k1)) forall a. Num a => a -> a -> a
- Word32
1                                                            in
  let mask2 :: Word32
mask2 = (Word32
1 forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k2)) forall a. Num a => a -> a -> a
- Word32
1                                                            in
  let mask3 :: Word32
mask3 = (Word32
1 forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k3)) forall a. Num a => a -> a -> a
- Word32
1                                                            in
  let mask4 :: Word32
mask4 = (Word32
1 forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k4)) forall a. Num a => a -> a -> a
- Word32
1                                                            in
  let mask5 :: Word32
mask5 = (Word32
1 forall a. Shift a => a -> Word64 -> a
.<. (Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k5)) forall a. Num a => a -> a -> a
- Word32
1                                                            in
  let t64k1 :: Word64
t64k1 = Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k1 :: Word64                                                                in
  let t64k2 :: Word64
t64k2 = Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k2 :: Word64                                                                in
  let t64k3 :: Word64
t64k3 = Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k3 :: Word64                                                                in
  let t64k4 :: Word64
t64k4 = Word64
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k4 :: Word64                                                                in
  let t8k1 :: Word32
t8k1  = Word32
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k1 :: Word32                                                                in
  let t8k2 :: Word32
t8k2  = Word32
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k2 :: Word32                                                                in
  let t8k3 :: Word32
t8k3  = Word32
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k3 :: Word32                                                                in
  let t8k4 :: Word32
t8k4  = Word32
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k4 :: Word32                                                                in
  let t8k5 :: Word32
t8k5  = Word32
1 forall a. Shift a => a -> Word64 -> a
.<. Word64
k5 :: Word32                                                                in

  let b0 :: Word32
b0    =      Word32
x forall a. BitWise a => a -> a -> a
.&. Word32
0x55555555                                                             in
  let b1 :: Word32
b1    =    ( Word32
x forall a. BitWise a => a -> a -> a
.&. Word32
0xaaaaaaaa) forall a. Shift a => a -> Word64 -> a
.>. Word64
1                                                      in
  let ll :: Word32
ll    =   (Word32
b0  forall a. BitWise a => a -> a -> a
.^. Word32
b1  ) forall a. BitWise a => a -> a -> a
.&. Word32
b1                                                           in
  let ok1 :: Word32
ok1   = ( (Word32
b0  forall a. BitWise a => a -> a -> a
.&. Word32
b1  )                 forall a. Shift a => a -> Word64 -> a
.<. Word64
1) forall a. BitWise a => a -> a -> a
.|. Word32
ll                                    in
  let ck1 :: Word32
ck1   = (((Word32
b0  forall a. BitWise a => a -> a -> a
.|. Word32
b1  ) forall a. BitWise a => a -> a -> a
.^. Word32
0x55555555) forall a. Shift a => a -> Word64 -> a
.<. Word64
1) forall a. BitWise a => a -> a -> a
.|. Word32
ll                                    in

  let eok1 :: Word32
eok1 =   Word32
ok1 forall a. BitWise a => a -> a -> a
.&.  Word32
muk1                                                                    in
  let eck1 :: Word32
eck1 =  (Word32
ck1 forall a. BitWise a => a -> a -> a
.&. (Word32
muk1 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k1)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k1                                              in
  let ok2L :: Word32
ok2L =  (Word32
ok1 forall a. BitWise a => a -> a -> a
.&. (Word32
muk1 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k1)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k1                                              in
  let ok2R :: Word32
ok2R = Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
4 Word32
eok1 Word32
eck1                                                            in
  let ok2 :: Word32
ok2  = Word32
ok2L forall a. Num a => a -> a -> a
+ Word32
ok2R                                                                        in
  let ck2 :: Word32
ck2  =  (Word32
ck1 forall a. BitWise a => a -> a -> a
.&.  Word32
muk1) forall a. Num a => a -> a -> a
+ Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
4 Word32
eck1 Word32
eok1                                         in

  let eok2 :: Word32
eok2 =   Word32
ok2 forall a. BitWise a => a -> a -> a
.&.  Word32
muk2                                                                    in
  let eck2 :: Word32
eck2 =  (Word32
ck2 forall a. BitWise a => a -> a -> a
.&. (Word32
muk2 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k2)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k2                                              in
  let ok3L :: Word32
ok3L = ((Word32
ok2 forall a. BitWise a => a -> a -> a
.&. (Word32
muk2 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k2)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k2)                                             in
  let ok3R :: Word32
ok3R = Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
8 Word32
eok2 Word32
eck2                                                            in
  let ok3 :: Word32
ok3  = Word32
ok3L forall a. Num a => a -> a -> a
+ Word32
ok3R                                                                        in
  let ck3 :: Word32
ck3  =  (Word32
ck2 forall a. BitWise a => a -> a -> a
.&.  Word32
muk2) forall a. Num a => a -> a -> a
+ Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
8 Word32
eck2 Word32
eok2                                         in

  let eok3 :: Word32
eok3 =   Word32
ok3 forall a. BitWise a => a -> a -> a
.&.  Word32
muk3                                                                    in
  let eck3 :: Word32
eck3 =  (Word32
ck3 forall a. BitWise a => a -> a -> a
.&. (Word32
muk3 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k3)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k3                                              in
  let ok4L :: Word32
ok4L = ((Word32
ok3 forall a. BitWise a => a -> a -> a
.&. (Word32
muk3 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k3)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k3)                                             in
  let ok4R :: Word32
ok4R = Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
16 Word32
eok3 Word32
eck3                                                           in
  let ok4 :: Word32
ok4  = Word32
ok4L forall a. Num a => a -> a -> a
+ Word32
ok4R                                                                        in
  let ck4 :: Word32
ck4  =  (Word32
ck3 forall a. BitWise a => a -> a -> a
.&.  Word32
muk3) forall a. Num a => a -> a -> a
+ Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
16 Word32
eck3 Word32
eok3                                        in

  let eok4 :: Word32
eok4 =   Word32
ok4 forall a. BitWise a => a -> a -> a
.&.  Word32
muk4                                                                    in
  let eck4 :: Word32
eck4 =  (Word32
ck4 forall a. BitWise a => a -> a -> a
.&. (Word32
muk4 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k4)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k4                                              in
  let ok5L :: Word32
ok5L = ((Word32
ok4 forall a. BitWise a => a -> a -> a
.&. (Word32
muk4 forall a. Shift a => a -> Word64 -> a
.<. Word64
t64k4)) forall a. Shift a => a -> Word64 -> a
.>. Word64
t64k4)                                             in
  let ok5R :: Word32
ok5R = Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
32 Word32
eok4 Word32
eck4                                                           in
  let ok5 :: Word32
ok5  = Word32
ok5L forall a. Num a => a -> a -> a
+ Word32
ok5R                                                                        in
  let ck5 :: Word32
ck5  =  (Word32
ck4 forall a. BitWise a => a -> a -> a
.&.  Word32
muk4) forall a. Num a => a -> a -> a
+ Int -> Word32 -> Word32 -> Word32
kBitDiffPos Int
32 Word32
eck4 Word32
eok4                                        in

  let pak5 :: Word64
pak5  = Word64
c                                                                                 in
  let sak5 :: Word64
sak5  = Word64
0                                                                                 in

  let hk5 :: Word32
hk5   = Word32
0x00200020 forall a. BitWise a => a -> a -> a
.&. forall a. BitWise a => a -> a
comp (Word32
0xffffffff forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak5)                            in
  let fk5 :: Word32
fk5   = ((Word32
ck5 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak5) forall a. BitWise a => a -> a -> a
.|. Word32
hk5) forall a. BitWise a => a -> a -> a
.&. Word32
mask5                                   in
  let bk5 :: Word32
bk5   = ((forall a b. Narrow a b => a -> b
narrow Word64
pak5 forall a. Num a => a -> a -> a
- Word32
fk5) forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int32
wsz forall a. Num a => a -> a -> a
- Int32
1)) forall a. Num a => a -> a -> a
- Word32
1                              in
  let mk5 :: Word32
mk5   = Word32
bk5 forall a. BitWise a => a -> a -> a
.&. Word32
mask5                                                                     in
  let pbk5 :: Word64
pbk5  = Word64
pak5 forall a. Num a => a -> a -> a
- forall a b. Widen a b => a -> b
widen ((Word32
ck5 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak5) forall a. BitWise a => a -> a -> a
.&. Word32
mk5)                                in
  let pck5 :: Word64
pck5  = Word64
pbk5 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen ((Word32
ok5 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak5) forall a. BitWise a => a -> a -> a
.&. Word32
mk5)                                in
  let sbk5 :: Word64
sbk5  = Word64
sak5 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen (Word32
t8k5 forall a. BitWise a => a -> a -> a
.&. Word32
bk5)                                                       in

  let pak4 :: Word64
pak4  = Word64
pck5                                                                              in
  let sak4 :: Word64
sak4  = Word64
sbk5                                                                              in

  let hk4 :: Word32
hk4   = Word32
0x00100010 forall a. BitWise a => a -> a -> a
.&. forall a. BitWise a => a -> a
comp (Word32
0xffffffff forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4)                            in
  let fk4 :: Word32
fk4   = ((Word32
ck4 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4) forall a. BitWise a => a -> a -> a
.|. Word32
hk4) forall a. BitWise a => a -> a -> a
.&. Word32
mask4                                   in
  let bk4 :: Word32
bk4   = ((forall a b. Narrow a b => a -> b
narrow Word64
pak4 forall a. Num a => a -> a -> a
- Word32
fk4) forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int32
wsz forall a. Num a => a -> a -> a
- Int32
1)) forall a. Num a => a -> a -> a
- Word32
1                              in
  let mk4 :: Word32
mk4   = Word32
bk4 forall a. BitWise a => a -> a -> a
.&. Word32
mask4                                                                     in
  let pbk4 :: Word64
pbk4  = Word64
pak4 forall a. Num a => a -> a -> a
- forall a b. Widen a b => a -> b
widen (((Word32
ck4 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4) forall a. BitWise a => a -> a -> a
.|. Word32
hk4) forall a. BitWise a => a -> a -> a
.&. Word32
mk4)                      in
  let pck4 :: Word64
pck4  = Word64
pbk4 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen ( (Word32
ok4 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak4)          forall a. BitWise a => a -> a -> a
.&. Word32
mk4)                      in
  let sbk4 :: Word64
sbk4  = Word64
sak4 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen (Word32
t8k4 forall a. BitWise a => a -> a -> a
.&. Word32
bk4)                                                       in

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

  let hk3 :: Word32
hk3   = Word32
0x08080808 forall a. BitWise a => a -> a -> a
.&. forall a. BitWise a => a -> a
comp (Word32
0xffffffff forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3)                            in
  let fk3 :: Word32
fk3   = ((Word32
ck3 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3) forall a. BitWise a => a -> a -> a
.|. Word32
hk3) forall a. BitWise a => a -> a -> a
.&. Word32
mask3                                   in
  let bk3 :: Word32
bk3   = ((forall a b. Narrow a b => a -> b
narrow Word64
pak3 forall a. Num a => a -> a -> a
- Word32
fk3) forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int32
wsz forall a. Num a => a -> a -> a
- Int32
1)) forall a. Num a => a -> a -> a
- Word32
1                              in
  let mk3 :: Word32
mk3   = Word32
bk3 forall a. BitWise a => a -> a -> a
.&. Word32
mask3                                                                     in
  let pbk3 :: Word64
pbk3  = Word64
pak3 forall a. Num a => a -> a -> a
- forall a b. Widen a b => a -> b
widen (((Word32
ck3 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3) forall a. BitWise a => a -> a -> a
.|. Word32
hk3) forall a. BitWise a => a -> a -> a
.&. Word32
mk3)                      in
  let pck3 :: Word64
pck3  = Word64
pbk3 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen ( (Word32
ok3 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak3)          forall a. BitWise a => a -> a -> a
.&. Word32
mk3)                      in
  let sbk3 :: Word64
sbk3  = Word64
sak3 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen (Word32
t8k3 forall a. BitWise a => a -> a -> a
.&. Word32
bk3)                                                       in

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

  let hk2 :: Word32
hk2   = Word32
0x44444444 forall a. BitWise a => a -> a -> a
.&. forall a. BitWise a => a -> a
comp (Word32
0xffffffff forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2)                            in
  let fk2 :: Word32
fk2   = ((Word32
ck2 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2) forall a. BitWise a => a -> a -> a
.|. Word32
hk2) forall a. BitWise a => a -> a -> a
.&. Word32
mask2                                   in
  let bk2 :: Word32
bk2   = ((forall a b. Narrow a b => a -> b
narrow Word64
pak2 forall a. Num a => a -> a -> a
- Word32
fk2) forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int32
wsz forall a. Num a => a -> a -> a
- Int32
1)) forall a. Num a => a -> a -> a
- Word32
1                              in
  let mk2 :: Word32
mk2   = Word32
bk2 forall a. BitWise a => a -> a -> a
.&. Word32
mask2                                                                     in
  let pbk2 :: Word64
pbk2  = Word64
pak2 forall a. Num a => a -> a -> a
- forall a b. Widen a b => a -> b
widen (((Word32
ck2 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2) forall a. BitWise a => a -> a -> a
.|. Word32
hk2) forall a. BitWise a => a -> a -> a
.&. Word32
mk2)                      in
  let pck2 :: Word64
pck2  = Word64
pbk2 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen ( (Word32
ok2 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak2)          forall a. BitWise a => a -> a -> a
.&. Word32
mk2)                      in
  let sbk2 :: Word64
sbk2  = Word64
sak2 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen (Word32
t8k2 forall a. BitWise a => a -> a -> a
.&. Word32
bk2)                                                       in

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

  let hk1 :: Word32
hk1   = Word32
0xaaaaaaaa forall a. BitWise a => a -> a -> a
.&. forall a. BitWise a => a -> a
comp (Word32
0xffffffff forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1)                            in
  let fk1 :: Word32
fk1   = ((Word32
ck1 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1) forall a. BitWise a => a -> a -> a
.|. Word32
hk1) forall a. BitWise a => a -> a -> a
.&. Word32
mask1                                   in
  let bk1 :: Word32
bk1   = ((forall a b. Narrow a b => a -> b
narrow Word64
pak1 forall a. Num a => a -> a -> a
- Word32
fk1) forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int32
wsz forall a. Num a => a -> a -> a
- Int32
1)) forall a. Num a => a -> a -> a
- Word32
1                              in
  let mk1 :: Word32
mk1   = Word32
bk1  forall a. BitWise a => a -> a -> a
.&. Word32
mask1                                                                    in
  let pbk1 :: Word64
pbk1  = Word64
pak1 forall a. Num a => a -> a -> a
- forall a b. Widen a b => a -> b
widen (((Word32
ck1 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1) forall a. BitWise a => a -> a -> a
.|. Word32
hk1) forall a. BitWise a => a -> a -> a
.&. Word32
mk1)                      in
  let pck1 :: Word64
pck1  = Word64
pbk1 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen ( (Word32
ok1 forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sak1)          forall a. BitWise a => a -> a -> a
.&. Word32
mk1)                      in
  let sbk1 :: Word64
sbk1  = Word64
sak1 forall a. Num a => a -> a -> a
+ forall a b. Widen a b => a -> b
widen (Word32
t8k1 forall a. BitWise a => a -> a -> a
.&. Word32
bk1)                                                       in

  let rrr :: Word64
rrr   = Word64
sbk1 forall a. Num a => a -> a -> a
+ Word64
pck1 forall a. Num a => a -> a -> a
+ (((forall a b. Widen a b => a -> b
widen Word32
x forall a. Shift a => a -> Word64 -> a
.>. forall a b. (Integral a, Num b) => a -> b
fromIntegral Word64
sbk1) forall a. BitWise a => a -> a -> a
.&. ((Word64
pck1 forall a. Shift a => a -> Word64 -> a
.<. Word64
1) forall a. BitWise a => a -> a -> a
.|. Word64
1)) forall a. Shift a => a -> Word64 -> a
.<. Word64
1)  in

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