--
module PprCmm
- ( writeCmms, pprCmms, pprCmm, pprStmt, pprExpr, pprSection, pprStatic, pprLit
+ ( writeCmms, pprCmms, pprCmm, pprStmt, pprExpr,
+ pprSection, pprStatic, pprLit
)
where
+import BlockId
import Cmm
-import CmmExpr
import CmmUtils
-import MachOp
import CLabel
+
import ForeignCall
import Unique
import Outputable
import System.IO
import Data.Maybe
+-- Temp Jan08
+import SMRep
+import ClosureInfo
+#include "../includes/StgFun.h"
+
+
pprCmms :: (Outputable info, Outputable g) => [GenCmm CmmStatic info g] -> SDoc
pprCmms cmms = pprCode CStyle (vcat (intersperse separator $ map ppr cmms))
where
instance Outputable LocalReg where
ppr e = pprLocalReg e
+instance Outputable Area where
+ ppr e = pprArea e
+
instance Outputable GlobalReg where
ppr e = pprGlobalReg e
ptext (sLit "nptrs: ") <> integer (toInteger (snd layout)),
ptext (sLit "constructor: ") <> integer (toInteger constr),
pprLit descr]
-pprTypeInfo (FunInfo layout srt fun_type arity _args slow_entry) =
+pprTypeInfo (FunInfo layout srt arity _args slow_entry) =
vcat [ptext (sLit "ptrs: ") <> integer (toInteger (fst layout)),
ptext (sLit "nptrs: ") <> integer (toInteger (snd layout)),
ptext (sLit "srt: ") <> ppr srt,
- ptext (sLit "fun_type: ") <> integer (toInteger fun_type),
+-- Temp Jan08
+ ptext (sLit ("fun_type: ")) <> integer (toInteger (argDescrType _args)),
+
ptext (sLit "arity: ") <> integer (toInteger arity),
--ptext (sLit "args: ") <> ppr args, -- TODO: needs to be printed
ptext (sLit "slow: ") <> pprLit slow_entry
vcat [ptext (sLit "stack: ") <> ppr stack,
ptext (sLit "srt: ") <> ppr srt]
+-- Temp Jan08
+argDescrType :: ArgDescr -> StgHalfWord
+-- The "argument type" RTS field type
+argDescrType (ArgSpec n) = n
+argDescrType (ArgGen liveness)
+ | isBigLiveness liveness = ARG_GEN_BIG
+ | otherwise = ARG_GEN
+
+-- Temp Jan08
+isBigLiveness :: Liveness -> Bool
+isBigLiveness (BigLiveness _) = True
+isBigLiveness (SmallLiveness _) = False
+
+
pprUpdateFrame :: UpdateFrame -> SDoc
pprUpdateFrame (UpdateFrame expr args) =
hcat [ ptext (sLit "jump")
-- rep[lv] = expr;
CmmStore lv expr -> rep <> brackets(ppr lv) <+> equals <+> ppr expr <> semi
where
- rep = ppr ( cmmExprRep expr )
+ rep = ppr ( cmmExprType expr )
-- call "ccall" foo(x, y)[r1, r2];
-- ToDo ppr volatile
CmmCall (CmmCallee fn cconv) results args safety ret ->
- hcat [ if null results
- then empty
- else parens (commafy $ map ppr results) <>
- ptext (sLit " = "),
- ptext (sLit "foreign"), space,
- doubleQuotes(ppr cconv), space,
- target fn, parens ( commafy $ map ppr args ),
- brackets (ppr safety),
- case ret of CmmMayReturn -> empty
- CmmNeverReturns -> ptext (sLit " never returns"),
- semi ]
+ sep [ pp_lhs <+> pp_conv
+ , nest 2 (pprExpr9 fn <>
+ parens (commafy (map ppr_ar args)))
+ <> brackets (ppr safety)
+ , case ret of CmmMayReturn -> empty
+ CmmNeverReturns -> ptext $ sLit (" never returns")
+ ] <> semi
where
- ---- With the following three functions, I was going somewhere
- ---- useful, but I don't remember where. Probably making
- ---- emitted Cmm output look better. ---NR, 2 May 2008
- _pp_lhs | null results = empty
- | otherwise = commafy (map ppr_ar results) <+> equals
+ pp_lhs | null results = empty
+ | otherwise = commafy (map ppr_ar results) <+> equals
-- Don't print the hints on a native C-- call
- ppr_ar arg = case cconv of
- CmmCallConv -> ppr (hintlessCmm arg)
- _ -> doubleQuotes (ppr $ cmmHint arg) <+>
- ppr (hintlessCmm arg)
- _pp_conv = case cconv of
+ ppr_ar (CmmHinted ar k) = case cconv of
+ CmmCallConv -> ppr ar
+ _ -> ppr (ar,k)
+ pp_conv = case cconv of
CmmCallConv -> empty
- _ -> ptext (sLit "foreign") <+> doubleQuotes (ppr cconv)
-
- target (CmmLit lit) = pprLit lit
- target fn' = parens (ppr fn')
+ _ -> ptext (sLit("foreign")) <+> doubleQuotes (ppr cconv)
CmmCall (CmmPrim op) results args safety ret ->
pprStmt (CmmCall (CmmCallee (CmmLit lbl) CCallConv)
CmmReturn params -> genReturn params
CmmSwitch arg ids -> genSwitch arg ids
+instance Outputable ForeignHint where
+ ppr NoHint = empty
+ ppr SignedHint = quotes(text "signed")
+-- ppr AddrHint = quotes(text "address")
+-- Temp Jan08
+ ppr AddrHint = (text "PtrHint")
+
+-- Just look like a tuple, since it was a tuple before
+-- ... is that a good idea? --Isaac Dupree
+instance (Outputable a) => Outputable (CmmHinted a) where
+ ppr (CmmHinted a k) = ppr (a, k)
+
-- --------------------------------------------------------------------------
-- goto local label. [1], section 6.6
--
--
genJump :: CmmExpr -> [CmmHinted CmmExpr] -> SDoc
genJump expr args =
-
hcat [ ptext (sLit "jump")
, space
, if isTrivialCmmExpr expr
CmmLoad (CmmReg _) _ -> pprExpr expr
_ -> parens (pprExpr expr)
, space
- , parens ( commafy $ map pprHinted args )
+ , parens ( commafy $ map ppr args )
, semi ]
-pprHinted :: Outputable a => (CmmHinted a) -> SDoc
-pprHinted (CmmHinted a NoHint) = ppr a
-pprHinted (CmmHinted a PtrHint) = quotes(text "address") <+> ppr a
-pprHinted (CmmHinted a SignedHint) = quotes(text "signed") <+> ppr a
-pprHinted (CmmHinted a FloatHint) = quotes(text "float") <+> ppr a
-- --------------------------------------------------------------------------
-- Return from a function. [1], Section 6.8.2 of version 1.128
--
genReturn :: [CmmHinted CmmExpr] -> SDoc
genReturn args =
-
hcat [ ptext (sLit "return")
, space
, parens ( commafy $ map ppr args )
CmmRegOff reg i ->
pprExpr (CmmMachOp (MO_Add rep)
[CmmReg reg, CmmLit (CmmInt (fromIntegral i) rep)])
- where rep = cmmRegRep reg
+ where rep = typeWidth (cmmRegType reg)
CmmLit lit -> pprLit lit
_other -> pprExpr1 e
CmmLit lit -> pprLit1 lit
CmmLoad expr rep -> ppr rep <> brackets( ppr expr )
CmmReg reg -> ppr reg
- CmmRegOff reg off -> parens (ppr reg <+> char '+' <+> int off)
+ CmmRegOff reg off -> parens (ppr reg <+> char '+' <+> int off)
+ CmmStackSlot a off -> parens (ppr a <+> char '+' <+> int off)
CmmMachOp mop args -> genMachOp mop args
genMachOp :: MachOp -> [CmmExpr] -> SDoc
pprLit lit = case lit of
CmmInt i rep ->
hcat [ (if i < 0 then parens else id)(integer i)
- , (if rep == wordRep
+ , (if rep == wordWidth
then empty
else space <> dcolon <+> ppr rep) ]
pprReg :: CmmReg -> SDoc
pprReg r
= case r of
- CmmLocal local -> pprLocalReg local
+ CmmLocal local -> pprLocalReg local
CmmGlobal global -> pprGlobalReg global
--
-- We only print the type of the local reg if it isn't wordRep
--
pprLocalReg :: LocalReg -> SDoc
-pprLocalReg (LocalReg uniq rep follow)
- = hcat [ char '_', ppr uniq, ty ] where
- ty = if rep == wordRep && follow == GCKindNonPtr
- then empty
- else dcolon <> ptr <> ppr rep
- ptr = if follow == GCKindNonPtr
- then empty
- else doubleQuotes (text "ptr")
+pprLocalReg (LocalReg uniq rep)
+-- = ppr rep <> char '_' <> ppr uniq
+-- Temp Jan08
+ = char '_' <> ppr uniq <>
+ (if isWord32 rep -- && not (isGcPtrType rep) -- Temp Jan08 -- sigh
+ then dcolon <> ptr <> ppr rep
+ else dcolon <> ptr <> ppr rep)
+ where
+ ptr = empty
+ --if isGcPtrType rep
+ -- then doubleQuotes (text "ptr")
+ -- else empty
+
+-- Stack areas
+pprArea :: Area -> SDoc
+pprArea (RegSlot r) = hcat [ text "slot<", ppr r, text ">" ]
+pprArea (CallArea id) = pprAreaId id
+
+pprAreaId :: AreaId -> SDoc
+pprAreaId Old = text "old"
+pprAreaId (Young id) = hcat [ text "young<", ppr id, text ">" ]
-- needs to be kept in syn with Cmm.hs.GlobalReg
--
pprGlobalReg :: GlobalReg -> SDoc
pprGlobalReg gr
= case gr of
- VanillaReg n -> char 'R' <> int n
+ VanillaReg n _ -> char 'R' <> int n
+-- Temp Jan08
+-- VanillaReg n VNonGcPtr -> char 'R' <> int n
+-- VanillaReg n VGcPtr -> char 'P' <> int n
FloatReg n -> char 'F' <> int n
DoubleReg n -> char 'D' <> int n
LongReg n -> char 'L' <> int n
CurrentTSO -> ptext (sLit "CurrentTSO")
CurrentNursery -> ptext (sLit "CurrentNursery")
HpAlloc -> ptext (sLit "HpAlloc")
+ EagerBlackholeInfo -> ptext (sLit "stg_EAGER_BLACKHOLE_info")
GCEnter1 -> ptext (sLit "stg_gc_enter_1")
GCFun -> ptext (sLit "stg_gc_fun")
BaseReg -> ptext (sLit "BaseReg")