{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE TypeApplications #-}
module Data.Array.Accelerate.LLVM.Native.CodeGen.Transform
where
import Data.Array.Accelerate.Representation.Array
import Data.Array.Accelerate.Type
import Data.Array.Accelerate.LLVM.CodeGen.Array
import Data.Array.Accelerate.LLVM.CodeGen.Base
import Data.Array.Accelerate.LLVM.CodeGen.Environment
import Data.Array.Accelerate.LLVM.CodeGen.Exp
import Data.Array.Accelerate.LLVM.CodeGen.Monad
import Data.Array.Accelerate.LLVM.CodeGen.Sugar
import Data.Array.Accelerate.LLVM.Compile.Cache
import Data.Array.Accelerate.LLVM.Native.Target ( Native )
import Data.Array.Accelerate.LLVM.Native.CodeGen.Base
import Data.Array.Accelerate.LLVM.Native.CodeGen.Loop
mkTransform
:: UID
-> Gamma aenv
-> ArrayR (Array sh a)
-> ArrayR (Array sh' b)
-> IRFun1 Native aenv (sh' -> sh)
-> IRFun1 Native aenv (a -> b)
-> CodeGen Native (IROpenAcc Native aenv (Array sh' b))
mkTransform :: UID
-> Gamma aenv
-> ArrayR (Array sh a)
-> ArrayR (Array sh' b)
-> IRFun1 Native aenv (sh' -> sh)
-> IRFun1 Native aenv (a -> b)
-> CodeGen Native (IROpenAcc Native aenv (Array sh' b))
mkTransform UID
uid Gamma aenv
aenv ArrayR (Array sh a)
reprIn ArrayR (Array sh' b)
reprOut IRFun1 Native aenv (sh' -> sh)
p IRFun1 Native aenv (a -> b)
f =
let
(Operands sh'
start, Operands sh'
end, [Parameter]
paramGang) = ShapeR sh' -> (Operands sh', Operands sh', [Parameter])
forall sh. ShapeR sh -> (Operands sh, Operands sh, [Parameter])
gangParam (ArrayR (Array sh' b) -> ShapeR sh'
forall sh e. ArrayR (Array sh e) -> ShapeR sh
arrayRshape ArrayR (Array sh' b)
reprOut)
(IRArray (Array sh a)
arrIn, [Parameter]
paramIn) = ArrayR (Array sh a)
-> Name (Array sh a) -> (IRArray (Array sh a), [Parameter])
forall sh e.
ArrayR (Array sh e)
-> Name (Array sh e) -> (IRArray (Array sh e), [Parameter])
mutableArray ArrayR (Array sh a)
reprIn Name (Array sh a)
"in"
(IRArray (Array sh' b)
arrOut, [Parameter]
paramOut) = ArrayR (Array sh' b)
-> Name (Array sh' b) -> (IRArray (Array sh' b), [Parameter])
forall sh e.
ArrayR (Array sh e)
-> Name (Array sh e) -> (IRArray (Array sh e), [Parameter])
mutableArray ArrayR (Array sh' b)
reprOut Name (Array sh' b)
"out"
paramEnv :: [Parameter]
paramEnv = Gamma aenv -> [Parameter]
forall aenv. Gamma aenv -> [Parameter]
envParam Gamma aenv
aenv
shIn :: Operands sh
shIn = IRArray (Array sh a) -> Operands sh
forall sh e. IRArray (Array sh e) -> Operands sh
irArrayShape IRArray (Array sh a)
arrIn
shOut :: Operands sh'
shOut = IRArray (Array sh' b) -> Operands sh'
forall sh e. IRArray (Array sh e) -> Operands sh
irArrayShape IRArray (Array sh' b)
arrOut
in
UID
-> Label
-> [Parameter]
-> CodeGen Native ()
-> CodeGen Native (IROpenAcc Native aenv (Array sh' b))
forall aenv a.
UID
-> Label
-> [Parameter]
-> CodeGen Native ()
-> CodeGen Native (IROpenAcc Native aenv a)
makeOpenAcc UID
uid Label
"transform" ([Parameter]
paramGang [Parameter] -> [Parameter] -> [Parameter]
forall a. [a] -> [a] -> [a]
++ [Parameter]
paramOut [Parameter] -> [Parameter] -> [Parameter]
forall a. [a] -> [a] -> [a]
++ [Parameter]
paramIn [Parameter] -> [Parameter] -> [Parameter]
forall a. [a] -> [a] -> [a]
++ [Parameter]
paramEnv) (CodeGen Native ()
-> CodeGen Native (IROpenAcc Native aenv (Array sh' b)))
-> CodeGen Native ()
-> CodeGen Native (IROpenAcc Native aenv (Array sh' b))
forall a b. (a -> b) -> a -> b
$ do
ShapeR sh'
-> Operands sh'
-> Operands sh'
-> Operands sh'
-> (Operands sh' -> Operands Int -> CodeGen Native ())
-> CodeGen Native ()
forall sh.
ShapeR sh
-> Operands sh
-> Operands sh
-> Operands sh
-> (Operands sh -> Operands Int -> CodeGen Native ())
-> CodeGen Native ()
imapNestFromTo (ArrayR (Array sh' b) -> ShapeR sh'
forall sh e. ArrayR (Array sh e) -> ShapeR sh
arrayRshape ArrayR (Array sh' b)
reprOut) Operands sh'
start Operands sh'
end Operands sh'
shOut ((Operands sh' -> Operands Int -> CodeGen Native ())
-> CodeGen Native ())
-> (Operands sh' -> Operands Int -> CodeGen Native ())
-> CodeGen Native ()
forall a b. (a -> b) -> a -> b
$ \Operands sh'
ix' Operands Int
i' -> do
Operands sh
ix <- IRFun1 Native aenv (sh' -> sh)
-> Operands sh' -> IROpenExp Native ((), sh') aenv sh
forall arch env aenv a b.
IROpenFun1 arch env aenv (a -> b)
-> Operands a -> IROpenExp arch (env, a) aenv b
app1 IRFun1 Native aenv (sh' -> sh)
p Operands sh'
ix'
Operands Int
i <- ShapeR sh
-> Operands sh -> Operands sh -> CodeGen Native (Operands Int)
forall sh arch.
ShapeR sh
-> Operands sh -> Operands sh -> CodeGen arch (Operands Int)
intOfIndex (ArrayR (Array sh a) -> ShapeR sh
forall sh e. ArrayR (Array sh e) -> ShapeR sh
arrayRshape ArrayR (Array sh a)
reprIn) Operands sh
shIn Operands sh
ix
Operands a
a <- IntegralType Int
-> IRArray (Array sh a)
-> Operands Int
-> CodeGen Native (Operands a)
forall int sh e arch.
IntegralType int
-> IRArray (Array sh e)
-> Operands int
-> CodeGen arch (Operands e)
readArray IntegralType Int
TypeInt IRArray (Array sh a)
arrIn Operands Int
i
Operands b
b <- IRFun1 Native aenv (a -> b)
-> Operands a -> IROpenExp Native ((), a) aenv b
forall arch env aenv a b.
IROpenFun1 arch env aenv (a -> b)
-> Operands a -> IROpenExp arch (env, a) aenv b
app1 IRFun1 Native aenv (a -> b)
f Operands a
a
IntegralType Int
-> IRArray (Array sh' b)
-> Operands Int
-> Operands b
-> CodeGen Native ()
forall int sh e arch.
IntegralType int
-> IRArray (Array sh e)
-> Operands int
-> Operands e
-> CodeGen arch ()
writeArray IntegralType Int
TypeInt IRArray (Array sh' b)
arrOut Operands Int
i' Operands b
b
CodeGen Native ()
forall arch. HasCallStack => CodeGen arch ()
return_