[project @ 1998-01-07 18:27:51 by simonm]

[ghc-hetmet.git] / ghc / compiler / utils / Ubiq.lhi

diff --git a/ghc/compiler/utils/Ubiq.lhi b/ghc/compiler/utils/Ubiq.lhi
index a416851..dc0b465 100644 (file)
--- a/ghc/compiler/utils/Ubiq.lhi
+++ b/ghc/compiler/utils/Ubiq.lhi
@@ -3,53 +3,49 @@ Things which are ubiquitous in the GHC compiler.
 \begin{code}
 interface Ubiq where
 
-import PreludePS(_PackedString)
+import FastString(FastString)
 
+import BasicTypes      ( Module(..), Arity(..) )
 import Bag             ( Bag )
 import BinderInfo      ( BinderInfo )
 import CgBindery       ( CgIdInfo )
-import CharSeq         ( CSeq )
 import CLabel          ( CLabel )
 import Class           ( GenClass, GenClassOp, Class(..), ClassOp )
 import ClosureInfo     ( ClosureInfo, LambdaFormInfo )
 import CmdLineOpts     ( SimplifierSwitch, SwitchResult )
 import CoreSyn         ( GenCoreArg, GenCoreBinder, GenCoreBinding, GenCoreExpr,
-                         GenCoreCaseAlts, GenCoreCaseDefault
+                         GenCoreCaseAlts, GenCoreCaseDefault, Coercion
                        )
-import CoreUnfold      ( UnfoldingDetails, UnfoldingGuidance )
+import CoreUnfold      ( Unfolding, UnfoldingGuidance )
 import CostCentre      ( CostCentre )
 import FieldLabel      ( FieldLabel )
 import FiniteMap       ( FiniteMap )
 import HeapOffs                ( HeapOffset )
-import HsCore          ( UnfoldingCoreExpr )
 import HsPat           ( OutPat )
-import HsPragmas       ( ClassOpPragmas, ClassPragmas, DataPragmas, GenPragmas,
-                         InstancePragmas
-                       )
+import HsPragmas       ( ClassOpPragmas, ClassPragmas, DataPragmas, GenPragmas, InstancePragmas )
 import Id              ( StrictnessMark, GenId, Id(..) )
-import IdInfo          ( IdInfo, OptIdInfo(..), ArityInfo, DeforestInfo, Demand, StrictnessInfo, UpdateInfo )
+import IdInfo          ( IdInfo, ArityInfo, StrictnessInfo, UpdateInfo )
+import Demand          ( Demand )
 import Kind            ( Kind )
 import Literal         ( Literal )
+import MachRegs                ( Reg )
 import Maybes          ( MaybeErr )
 import MatchEnv        ( MatchEnv )
-import Name            ( Name )
-import NameTypes       ( FullName, ShortName )
-import Outputable      ( ExportFlag, NamedThing(..), Outputable(..) )
-import PprStyle                ( PprStyle )
+import Name            ( OccName, Name, ExportFlag, NamedThing(..) )
+import Outputable      ( Outputable(..), PprStyle )
 import PragmaInfo      ( PragmaInfo )
-import Pretty          ( PrettyRep )
+import Pretty          ( Doc )
 import PrimOp          ( PrimOp )
 import PrimRep         ( PrimRep )
-import ProtoName       ( ProtoName )
 import SMRep           ( SMRep )
 import SrcLoc          ( SrcLoc )
 import TcType          ( TcMaybe )
-import TyCon           ( TyCon, Arity(..) )
+import TyCon           ( TyCon )
 import TyVar           ( GenTyVar, TyVar(..) )
 import Type            ( GenType, Type(..) )
 import UniqFM          ( UniqFM )
 import UniqSupply      ( UniqSupply )
-import Unique          ( Unique )
+import Unique          ( Unique, Uniquable(..) )
 import Usage           ( GenUsage, Usage(..) )
 import Util            ( Ord3(..) )
 
@@ -57,23 +53,15 @@ import Util         ( Ord3(..) )
 -- to try to contain their visibility.
 
 class NamedThing a where
-       getExportFlag :: a -> ExportFlag
-       isLocallyDefined :: a -> Bool
-       getOrigName :: a -> (_PackedString, _PackedString)
-       getOccurrenceName :: a -> _PackedString
-       getInformingModules :: a -> [_PackedString]
-       getSrcLoc :: a -> SrcLoc
-       getItsUnique :: a -> Unique
-       fromPreludeCore :: a -> Bool
-class OptIdInfo a where
-       noInfo  :: a
-       getInfo :: IdInfo -> a
-       addInfo :: IdInfo -> a -> IdInfo
-       ppInfo  :: PprStyle -> (Id -> Id) -> a -> Int -> Bool -> PrettyRep
+       getOccName :: a -> OccName
+       getName    :: a -> Name
+
 class Ord3 a where
        cmp :: a -> a -> Int#
 class Outputable a where
-       ppr :: PprStyle -> a -> Int -> Bool -> PrettyRep
+       ppr :: PprStyle -> a -> Doc
+class Uniquable a where
+       uniqueOf :: a -> Unique
 
 -- For datatypes, we ubiquitize those types that (a) are
 -- used everywhere and (b) the compiler doesn't lose much
@@ -87,15 +75,13 @@ data CLabel
 data ClassOpPragmas a
 data ClassPragmas a
 data ClosureInfo
+data Coercion
 data CostCentre
-data CSeq
 data DataPragmas a
-data DeforestInfo
 data Demand
 data ExportFlag
 data FieldLabel
 data FiniteMap a b
-data FullName  -- NB: fails the optimisation criterion
 data GenClass a b
 data GenClassOp a
 data GenCoreArg a b c
@@ -118,14 +104,14 @@ data Literal
 data MaybeErr a b
 data MatchEnv a b
 data Name
+data OccName
+data Reg
 data OutPat a b c
 data PprStyle
 data PragmaInfo
-data PrettyRep
+data Doc
 data PrimOp
 data PrimRep   -- NB: an enumeration
-data ProtoName
-data ShortName -- NB: fails the optimisation criterion
 data SimplifierSwitch
 data SMRep
 data SrcLoc
@@ -134,16 +120,16 @@ data StrictnessMark
 data SwitchResult
 data TcMaybe s
 data TyCon
-data UnfoldingCoreExpr a
 data UniqFM a
 data UpdateInfo
 data UniqSupply
-data UnfoldingDetails
+data Unfolding
 data UnfoldingGuidance
 data Unique    -- NB: fails the optimisation criterion
 
 -- don't get clever and unexpand some of these synonyms
 -- (GHC 0.26 will barf)
+type Module = FastString
 type Arity = Int
 type Class = GenClass (GenTyVar (GenUsage Unique)) Unique
 type ClassOp = GenClassOp (GenType (GenTyVar (GenUsage Unique)) Unique)
@@ -151,4 +137,16 @@ type Id       = GenId (GenType (GenTyVar (GenUsage Unique)) Unique)
 type Type  = GenType (GenTyVar (GenUsage Unique)) Unique
 type TyVar = GenTyVar (GenUsage Unique)
 type Usage = GenUsage Unique
+
+-- These are here only for SPECIALIZing in FiniteMap (ToDo:move?)
+instance Ord Reg
+instance Ord CLabel
+instance Ord TyCon
+instance Eq Reg
+instance Eq CLabel
+instance Eq TyCon
+-- specializing in UniqFM, UniqSet
+instance Uniquable Unique
+instance Uniquable Name
+-- specializing in Name
 \end{code}