[project @ 2000-07-11 16:03:37 by simonmar]

remove unused imports; misc cleanup

ghc/compiler/codeGen/CgBindery.lhs

@@ -32,7 +32,7 @@ import AbsCSyn
 import CgMonad
 
 import CgUsages		( getHpRelOffset, getSpRelOffset, getRealSp )
-import CgStackery	( freeStackSlots, addFreeSlots )
+import CgStackery	( freeStackSlots )
 import CLabel		( mkClosureLabel,
 			  mkBitmapLabel, pprCLabel )
 import ClosureInfo	( mkLFImported, mkLFArgument, LambdaFormInfo )
@@ -45,7 +45,7 @@ import VarEnv
 import VarSet		( varSetElems )
 import Literal		( Literal )
 import Maybes		( catMaybes, maybeToBool )
-import Name		( isLocallyDefined, isWiredInName, NamedThing(..) )
+import Name		( isLocallyDefined, NamedThing(..) )
 #ifdef DEBUG
 import PprAbsC		( pprAmode )
 #endif

ghc/compiler/codeGen/CgCase.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
 %
-% $Id: CgCase.lhs,v 1.42 2000/05/25 12:41:15 simonpj Exp $
+% $Id: CgCase.lhs,v 1.43 2000/07/11 16:03:37 simonmar Exp $
 %
 %********************************************************
 %*							*
@@ -25,7 +25,7 @@ import AbsCUtils	( mkAbstractCs, mkAbsCStmts, mkAlgAltsCSwitch,
 			  getAmodeRep, nonemptyAbsC
 			)
 import CgUpdate		( reserveSeqFrame )
-import CgBindery	( getVolatileRegs, getArgAmodes, getArgAmode,
+import CgBindery	( getVolatileRegs, getArgAmodes,
 			  bindNewToReg, bindNewToTemp,
 			  bindNewPrimToAmode,
 			  rebindToStack, getCAddrMode,
@@ -48,7 +48,6 @@ import CLabel		( CLabel, mkVecTblLabel, mkReturnPtLabel,
 			)
 import ClosureInfo	( mkLFArgument )
 import CmdLineOpts	( opt_SccProfilingOn, opt_GranMacros )
-import CostCentre	( CostCentre )
 import Id		( Id, idPrimRep, isDeadBinder )
 import DataCon		( DataCon, dataConTag, fIRST_TAG, ConTag,
 			  isUnboxedTupleCon )
@@ -62,7 +61,6 @@ import TyCon		( TyCon, isEnumerationTyCon, isUnboxedTupleTyCon,
 			)
 import Type		( Type, typePrimRep, splitAlgTyConApp, 
 			  splitTyConApp_maybe, repType )
-import PprType		( {- instance Outputable Type -} )
 import Unique           ( Unique, Uniquable(..), mkPseudoUnique1 )
 import Maybes		( maybeToBool )
 import Util

ghc/compiler/codeGen/CgConTbls.lhs

@@ -11,7 +11,6 @@ module CgConTbls ( genStaticConBits ) where
 import AbsCSyn
 import CgMonad
 
-import StgSyn		( SRT(..) )
 import AbsCUtils	( mkAbstractCs, mkAbsCStmts )
 import CgTailCall	( performReturn, mkStaticAlgReturnCode )
 import CLabel		( mkConEntryLabel )
@@ -19,14 +18,12 @@ import ClosureInfo	( layOutStaticClosure, layOutDynCon,
 			  mkConLFInfo, ClosureInfo
 			)
 import CostCentre	( dontCareCCS )
-import FiniteMap	( fmToList, FiniteMap )
 import DataCon		( DataCon, dataConName, dataConRepArgTys, isNullaryDataCon )
 import Name		( getOccName )
 import OccName		( occNameUserString )
 import PrimRep		( getPrimRepSize, PrimRep(..) )
 import TyCon		( tyConDataCons, isEnumerationTyCon, TyCon )
-import Type		( typePrimRep, Type )
-import Outputable	
+import Type		( typePrimRep )
 \end{code}
 
 For every constructor we generate the following info tables:

ghc/compiler/codeGen/CgExpr.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
 %
-% $Id: CgExpr.lhs,v 1.34 2000/04/13 20:41:30 panne Exp $
+% $Id: CgExpr.lhs,v 1.35 2000/07/11 16:03:37 simonmar Exp $
 %
 %********************************************************
 %*							*
@@ -40,7 +40,6 @@ import CostCentre	( sccAbleCostCentre, isSccCountCostCentre )
 import Id		( idPrimRep, idType, Id )
 import VarSet
 import DataCon		( DataCon, dataConTyCon )
-import IdInfo		( ArityInfo(..) )
 import PrimOp		( primOpOutOfLine, ccallMayGC,
 			  getPrimOpResultInfo, PrimOp(..), PrimOpResultInfo(..)
 			)
@@ -48,7 +47,6 @@ import PrimRep		( getPrimRepSize, PrimRep(..), isFollowableRep )
 import TyCon		( maybeTyConSingleCon,
 			  isUnboxedTupleTyCon, isEnumerationTyCon )
 import Type		( Type, typePrimRep, splitTyConApp_maybe, repType )
-import PprType		( {- instance Outputable Type -} )
 import Maybes		( assocMaybe, maybeToBool )
 import Unique		( mkBuiltinUnique )
 import BasicTypes	( TopLevelFlag(..), RecFlag(..) )

ghc/compiler/codeGen/CgHeapery.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
 %
-% $Id: CgHeapery.lhs,v 1.20 2000/01/13 14:33:58 hwloidl Exp $
+% $Id: CgHeapery.lhs,v 1.21 2000/07/11 16:03:37 simonmar Exp $
 %
 \section[CgHeapery]{Heap management functions}
 
@@ -21,7 +21,6 @@ import CLabel
 import CgMonad
 
 import CgStackery	( getFinalStackHW, mkTaggedStkAmodes, mkTagAssts )
-import SMRep		( fixedHdrSize )
 import AbsCUtils	( mkAbstractCs, getAmodeRep )
 import CgUsages		( getVirtAndRealHp, getRealSp, setVirtHp, setRealHp,
 			  initHeapUsage

ghc/compiler/codeGen/CgLetNoEscape.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1993-1998
 %
-% $Id: CgLetNoEscape.lhs,v 1.13 1999/05/13 17:30:57 simonm Exp $
+% $Id: CgLetNoEscape.lhs,v 1.14 2000/07/11 16:03:37 simonmar Exp $
 %
 %********************************************************
 %*							*
@@ -19,7 +19,6 @@ import {-# SOURCE #-} CgExpr ( cgExpr )
 import StgSyn
 import CgMonad
 import AbsCSyn
-import CLabel		( CLabel )
 
 import CgBindery	( letNoEscapeIdInfo, bindArgsToRegs,
 			  bindNewToStack, buildContLivenessMask, CgIdInfo,

ghc/compiler/codeGen/CgMonad.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
 %
-% $Id: CgMonad.lhs,v 1.23 1999/10/13 16:39:16 simonmar Exp $
+% $Id: CgMonad.lhs,v 1.24 2000/07/11 16:03:37 simonmar Exp $
 %
 \section[CgMonad]{The code generation monad}
 
@@ -54,7 +54,6 @@ import DataCon		( ConTag )
 import Id		( Id )
 import VarEnv
 import PrimRep		( PrimRep(..) )
-import StgSyn		( StgLiveVars )
 import Outputable
 
 infixr 9 `thenC`	-- Right-associative!

ghc/compiler/codeGen/CgRetConv.lhs

 %
 % (c) The GRASP Project, Glasgow University, 1992-1998
 %
-% $Id: CgRetConv.lhs,v 1.22 2000/05/25 12:41:15 simonpj Exp $
+% $Id: CgRetConv.lhs,v 1.23 2000/07/11 16:03:37 simonmar Exp $
 %
 \section[CgRetConv]{Return conventions for the code generator}
 
@@ -27,11 +27,8 @@ import CmdLineOpts	( opt_UseVanillaRegs, opt_UseFloatRegs,
 			  opt_UseDoubleRegs, opt_UseLongRegs
 			)
 import Maybes		( catMaybes )
-import DataCon		( DataCon )
-import PrimOp		( PrimOp{-instance Outputable-} )
 import PrimRep		( isFloatingRep, PrimRep(..), is64BitRep )
 import TyCon		( TyCon, tyConFamilySize )
-import Type		( Type, typePrimRep, isUnLiftedType )
 import Util		( isn'tIn )
 
 import Outputable

ghc/compiler/codeGen/CgTailCall.lhs

 %
 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
 %
-% $Id: CgTailCall.lhs,v 1.24 2000/03/23 17:45:19 simonpj Exp $
+% $Id: CgTailCall.lhs,v 1.25 2000/07/11 16:03:37 simonmar Exp $
 %
 %********************************************************
 %*							*
@@ -30,7 +30,7 @@ import CgMonad
 import AbsCSyn
 import PprAbsC		( pprAmode )
 
-import AbsCUtils	( mkAbstractCs, mkAbsCStmts, getAmodeRep )
+import AbsCUtils	( mkAbstractCs, getAmodeRep )
 import CgBindery	( getArgAmodes, getCAddrMode, getCAddrModeAndInfo )
 import CgRetConv	( dataReturnConvPrim,
 			  ctrlReturnConvAlg, CtrlReturnConvention(..),
@@ -48,7 +48,6 @@ import ClosureInfo	( nodeMustPointToIt,
 import CmdLineOpts	( opt_DoSemiTagging )
 import Id		( Id, idType, idName )
 import DataCon		( DataCon, dataConTyCon, dataConTag, fIRST_TAG )
-import Literal		( mkMachInt )
 import Maybes		( assocMaybe, maybeToBool )
 import PrimRep		( PrimRep(..) )
 import StgSyn		( StgArg, GenStgArg(..) )

ghc/compiler/codeGen/CgUpdate.lhs

@@ -11,10 +11,8 @@ module CgUpdate ( pushUpdateFrame, reserveSeqFrame, pushSeqFrame ) where
 import CgMonad
 import AbsCSyn
 
-import PrimRep		( PrimRep(..) )
 import CgStackery	( allocStackTop, updateFrameSize, seqFrameSize )
 import CgUsages		( getVirtSp, getSpRelOffset )
-import CmdLineOpts	( opt_SccProfilingOn )
 import Panic		( assertPanic )
 \end{code}
 

ghc/compiler/codeGen/CodeGen.lhs

@@ -25,7 +25,7 @@ import AbsCSyn
 import CLabel		( CLabel, mkSRTLabel, mkClosureLabel, mkModuleInitLabel )
 
 import PprAbsC		( dumpRealC )
-import AbsCUtils	( mkAbstractCs, mkAbsCStmts, flattenAbsC )
+import AbsCUtils	( mkAbstractCs, flattenAbsC )
 import CgBindery	( CgIdInfo, addBindC, addBindsC )
 import CgClosure	( cgTopRhsClosure )
 import CgCon		( cgTopRhsCon )
@@ -35,10 +35,9 @@ import CmdLineOpts	( opt_SccProfilingOn, opt_EnsureSplittableC,
 			  opt_D_dump_absC
 			)
 import CostCentre       ( CostCentre, CostCentreStack )
-import FiniteMap	( FiniteMap )
 import Id               ( Id, idName )
 import Module           ( Module, moduleString, moduleName, 
-			  ModuleName, moduleNameString )
+			  ModuleName )
 import PrimRep		( getPrimRepSize, PrimRep(..) )
 import Type             ( Type )
 import TyCon            ( TyCon, isDataTyCon )