import AbsCSyn
import Digraph ( stronglyConnComp, SCC(..) )
import DataCon ( fIRST_TAG, ConTag )
-import Const ( literalPrimRep, mkMachWord )
+import Literal ( literalPrimRep, mkMachWord )
import PrimRep ( getPrimRepSize, PrimRep(..) )
import Unique ( Unique{-instance Eq-} )
import UniqSupply ( uniqFromSupply, uniqsFromSupply, splitUniqSupply,
UniqSupply )
-import CmdLineOpts ( opt_ProduceC )
+import CmdLineOpts ( opt_OutputLanguage, opt_EmitCExternDecls )
import Maybes ( maybeToBool )
-import PrimOp ( PrimOp(..) )
-import Util ( panic )
+import PrimOp ( PrimOp(..), CCall(..), CCallTarget(..) )
+import Panic ( panic )
infixr 9 `thenFlt`
\end{code}
magicIdPrimRep HpLim = PtrRep
magicIdPrimRep CurCostCentre = CostCentreRep
magicIdPrimRep VoidReg = VoidRep
+magicIdPrimRep CurrentTSO = ThreadIdRep
+magicIdPrimRep CurrentNursery = PtrRep
\end{code}
%************************************************************************
getAmodeRep (CAddr _) = PtrRep
getAmodeRep (CReg magic_id) = magicIdPrimRep magic_id
getAmodeRep (CTemp uniq kind) = kind
-getAmodeRep (CLbl label kind) = kind
+getAmodeRep (CLbl _ kind) = kind
getAmodeRep (CCharLike _) = PtrRep
getAmodeRep (CIntLike _) = PtrRep
-getAmodeRep (CString _) = PtrRep
getAmodeRep (CLit lit) = literalPrimRep lit
getAmodeRep (CLitLit _ kind) = kind
-getAmodeRep (CTableEntry _ _ kind) = kind
getAmodeRep (CMacroExpr kind _ _) = kind
-#ifdef DEBUG
getAmodeRep (CJoinPoint _) = panic "getAmodeRep:CJoinPoint"
-#endif
\end{code}
@mixedTypeLocn@ tells whether an amode identifies an ``StgWord''
returnFlt (mkAbsCStmts inline_s1 inline_s2,
mkAbsCStmts top_s1 top_s2)
-flatAbsC (CClosureInfoAndCode cl_info slow maybe_fast srt descr)
+flatAbsC (CClosureInfoAndCode cl_info slow maybe_fast descr)
= flatAbsC slow `thenFlt` \ (slow_heres, slow_tops) ->
flat_maybe maybe_fast `thenFlt` \ (fast_heres, fast_tops) ->
returnFlt (AbsCNop, mkAbstractCs [slow_tops, fast_tops,
- CClosureInfoAndCode cl_info slow_heres fast_heres srt descr]
+ CClosureInfoAndCode cl_info slow_heres fast_heres descr]
)
-flatAbsC (CCodeBlock label abs_C)
+flatAbsC (CCodeBlock lbl abs_C)
= flatAbsC abs_C `thenFlt` \ (absC_heres, absC_tops) ->
- returnFlt (AbsCNop, absC_tops `mkAbsCStmts` CCodeBlock label absC_heres)
+ returnFlt (AbsCNop, absC_tops `mkAbsCStmts` CCodeBlock lbl absC_heres)
flatAbsC (CRetDirect uniq slow_code srt liveness)
= flatAbsC slow_code `thenFlt` \ (heres, tops) ->
= flatAbsC absC `thenFlt` \ (alt_heres, alt_tops) ->
returnFlt ( (tag, alt_heres), alt_tops )
-flatAbsC stmt@(COpStmt results td@(CCallOp (Right _) _ _ _) args vol_regs)
- | maybeToBool opt_ProduceC
+flatAbsC stmt@(COpStmt results (CCallOp ccall) args vol_regs)
+ | isCandidate && opt_OutputLanguage == Just "C" -- Urgh
= returnFlt (stmt, tdef)
where
- tdef = CCallTypedef td results args
+ (isCandidate, isDyn) =
+ case ccall of
+ CCall (DynamicTarget _) _ _ _ -> (True, True)
+ CCall (StaticTarget _) is_asm _ _ -> (opt_EmitCExternDecls && not is_asm, False)
+
+ tdef = CCallTypedef isDyn ccall results args
flatAbsC stmt@(CSimultaneous abs_c)
= flatAbsC abs_c `thenFlt` \ (stmts_here, tops) ->
= flatAbsC code `thenFlt` \ (code_here, code_tops) ->
returnFlt (CCheck macro amodes code_here, code_tops)
+-- the TICKY_CTR macro always needs to be hoisted out to the top level.
+-- This is a HACK.
+flatAbsC stmt@(CCallProfCtrMacro str amodes)
+ | str == SLIT("TICK_CTR") = returnFlt (AbsCNop, stmt)
+ | otherwise = returnFlt (stmt, AbsCNop)
+
-- Some statements need no flattening at all:
flatAbsC stmt@(CMacroStmt macro amodes) = returnFlt (stmt, AbsCNop)
-flatAbsC stmt@(CCallProfCtrMacro str amodes) = returnFlt (stmt, AbsCNop)
flatAbsC stmt@(CCallProfCCMacro str amodes) = returnFlt (stmt, AbsCNop)
flatAbsC stmt@(CAssign dest source) = returnFlt (stmt, AbsCNop)
flatAbsC stmt@(CJump target) = returnFlt (stmt, AbsCNop)
-- Some statements only make sense at the top level, so we always float
-- them. This probably isn't necessary.
flatAbsC stmt@(CStaticClosure _ _ _ _) = returnFlt (AbsCNop, stmt)
+flatAbsC stmt@(CClosureTbl _) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CSRT _ _) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CBitmap _ _) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CCostCentreDecl _ _) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CCostCentreStackDecl _) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CSplitMarker) = returnFlt (AbsCNop, stmt)
flatAbsC stmt@(CRetVector _ _ _ _) = returnFlt (AbsCNop, stmt)
+flatAbsC stmt@(CModuleInitBlock _ _) = returnFlt (AbsCNop, stmt)
\end{code}
\begin{code}