initBuiltins pkg
= do mapM_ load dph_Orphans
- -- From dph-common:Data.Array.Parallel.Lifted.PArray
- parrayTyCon <- externalTyCon dph_PArray (fsLit "PArray")
- let [parrayDataCon] = tyConDataCons parrayTyCon
+ -- From dph-common:Data.Array.Parallel.PArray.PData
+ -- PData is a type family that maps an element type onto the type
+ -- we use to hold an array of those elements.
+ pdataTyCon <- externalTyCon dph_PArray_PData (fsLit "PData")
+
+ -- PR is a type class that holds the primitive operators we can
+ -- apply to array data. Its functions take arrays in terms of PData types.
+ prClass <- externalClass dph_PArray_PData (fsLit "PR")
+ let prTyCon = classTyCon prClass
+ [prDataCon] = tyConDataCons prTyCon
- pdataTyCon <- externalTyCon dph_PArray (fsLit "PData")
- paClass <- externalClass dph_PArray (fsLit "PA")
+
+ -- From dph-common:Data.Array.Parallel.PArray.PRepr
+ preprTyCon <- externalTyCon dph_PArray_PRepr (fsLit "PRepr")
+ paClass <- externalClass dph_PArray_PRepr (fsLit "PA")
let paTyCon = classTyCon paClass
[paDataCon] = tyConDataCons paTyCon
paPRSel = classSCSelId paClass 0
- preprTyCon <- externalTyCon dph_PArray (fsLit "PRepr")
- prClass <- externalClass dph_PArray (fsLit "PR")
- let prTyCon = classTyCon prClass
- [prDataCon] = tyConDataCons prTyCon
+ replicatePDVar <- externalVar dph_PArray_PRepr (fsLit "replicatePD")
+ emptyPDVar <- externalVar dph_PArray_PRepr (fsLit "emptyPD")
+ packByTagPDVar <- externalVar dph_PArray_PRepr (fsLit "packByTagPD")
+ combines <- mapM (externalVar dph_PArray_PRepr)
+ [mkFastString ("combine" ++ show i ++ "PD")
+ | i <- [2..mAX_DPH_COMBINE]]
+
+ let combinePDVars = listArray (2, mAX_DPH_COMBINE) combines
+
- closureTyCon <- externalTyCon dph_Closure (fsLit ":->")
+ -- From dph-common:Data.Array.Parallel.PArray.Scalar
+ -- Scalar is the class of scalar values.
+ -- The dictionary contains functions to coerce U.Arrays of scalars
+ -- to and from the PData representation.
+ scalarClass <- externalClass dph_PArray_Scalar (fsLit "Scalar")
+
+
+ -- From dph-common:Data.Array.Parallel.Lifted.PArray
+ -- A PArray (Parallel Array) holds the array length and some array elements
+ -- represented by the PData type family.
+ parrayTyCon <- externalTyCon dph_PArray_Base (fsLit "PArray")
+ let [parrayDataCon] = tyConDataCons parrayTyCon
+
+ -- From dph-common:Data.Array.Parallel.PArray.Types
+ voidTyCon <- externalTyCon dph_PArray_Types (fsLit "Void")
+ voidVar <- externalVar dph_PArray_Types (fsLit "void")
+ fromVoidVar <- externalVar dph_PArray_Types (fsLit "fromVoid")
+ wrapTyCon <- externalTyCon dph_PArray_Types (fsLit "Wrap")
+ sum_tcs <- mapM (externalTyCon dph_PArray_Types) (numbered "Sum" 2 mAX_DPH_SUM)
+
+ -- from dph-common:Data.Array.Parallel.PArray.PDataInstances
+ pvoidVar <- externalVar dph_PArray_PDataInstances (fsLit "pvoid")
+ punitVar <- externalVar dph_PArray_PDataInstances (fsLit "punit")
+
+
+ closureTyCon <- externalTyCon dph_Closure (fsLit ":->")
- -- From dph-common:Data.Array.Parallel.Lifted.Repr
- voidTyCon <- externalTyCon dph_Repr (fsLit "Void")
- wrapTyCon <- externalTyCon dph_Repr (fsLit "Wrap")
-- From dph-common:Data.Array.Parallel.Lifted.Unboxed
sel_tys <- mapM (externalType dph_Unboxed)
sel_els <- mapM mk_elements
[(i,j) | i <- [2..mAX_DPH_SUM], j <- [0..i-1]]
- sum_tcs <- mapM (externalTyCon dph_Repr)
- (numbered "Sum" 2 mAX_DPH_SUM)
let selTys = listArray (2, mAX_DPH_SUM) sel_tys
selReplicates = listArray (2, mAX_DPH_SUM) sel_replicates
sumTyCons = listArray (2, mAX_DPH_SUM) sum_tcs
- voidVar <- externalVar dph_Repr (fsLit "void")
- pvoidVar <- externalVar dph_Repr (fsLit "pvoid")
- fromVoidVar <- externalVar dph_Repr (fsLit "fromVoid")
- punitVar <- externalVar dph_Repr (fsLit "punit")
+
closureVar <- externalVar dph_Closure (fsLit "closure")
applyVar <- externalVar dph_Closure (fsLit "$:")
liftedClosureVar <- externalVar dph_Closure (fsLit "liftedClosure")
liftedApplyVar <- externalVar dph_Closure (fsLit "liftedApply")
- replicatePDVar <- externalVar dph_PArray (fsLit "replicatePD")
- emptyPDVar <- externalVar dph_PArray (fsLit "emptyPD")
- packByTagPDVar <- externalVar dph_PArray (fsLit "packByTagPD")
-
- combines <- mapM (externalVar dph_PArray)
- [mkFastString ("combine" ++ show i ++ "PD")
- | i <- [2..mAX_DPH_COMBINE]]
- let combinePDVars = listArray (2, mAX_DPH_COMBINE) combines
- scalarClass <- externalClass dph_PArray (fsLit "Scalar")
scalar_map <- externalVar dph_Scalar (fsLit "scalar_map")
- scalar_zip2 <- externalVar dph_Scalar (fsLit "scalar_zipWith")
+ scalar_zip2 <- externalVar dph_Scalar (fsLit "scalar_zipWith")
scalar_zips <- mapM (externalVar dph_Scalar)
(numbered "scalar_zipWith" 3 mAX_DPH_SCALAR_ARGS)
, liftingContext = liftingContext
}
where
- mods@(Modules {
- dph_PArray = dph_PArray
- , dph_Repr = dph_Repr
- , dph_Closure = dph_Closure
- , dph_Scalar = dph_Scalar
- , dph_Unboxed = dph_Unboxed
- })
+ -- Extract out all the modules we'll use.
+ -- These are the modules from the DPH base library that contain
+ -- the primitive array types and functions that vectorised code uses.
+ mods@(Modules
+ { dph_PArray_Base = dph_PArray_Base
+ , dph_PArray_Scalar = dph_PArray_Scalar
+ , dph_PArray_PRepr = dph_PArray_PRepr
+ , dph_PArray_PData = dph_PArray_PData
+ , dph_PArray_PDataInstances = dph_PArray_PDataInstances
+ , dph_PArray_Types = dph_PArray_Types
+ , dph_Closure = dph_Closure
+ , dph_Scalar = dph_Scalar
+ , dph_Unboxed = dph_Unboxed
+ })
= dph_Modules pkg
load get_mod = dsLoadModule doc mod
-- | Get the names of all buildin instance functions for the PA class.
initBuiltinPAs :: Builtins -> (InstEnv, InstEnv) -> DsM [(Name, Var)]
initBuiltinPAs (Builtins { dphModules = mods }) insts
- = liftM (initBuiltinDicts insts) (externalClass (dph_PArray mods) (fsLit "PA"))
+ = liftM (initBuiltinDicts insts) (externalClass (dph_PArray_PRepr mods) (fsLit "PA"))
-- | Get the names of all builtin instance functions for the PR class.
initBuiltinPRs :: Builtins -> (InstEnv, InstEnv) -> DsM [(Name, Var)]
initBuiltinPRs (Builtins { dphModules = mods }) insts
- = liftM (initBuiltinDicts insts) (externalClass (dph_PArray mods) (fsLit "PR"))
+ = liftM (initBuiltinDicts insts) (externalClass (dph_PArray_PData mods) (fsLit "PR"))
-- | Get the names of all DPH instance functions for this class.
projects / ghc-hetmet.git / blobdiff