{-# LANGUAGE BangPatterns #-}
{-# LANGUAGE DisambiguateRecordFields #-}
{-# LANGUAGE GADTs #-}
{-# OPTIONS_GHC -Wno-incomplete-record-updates #-}
module GHC.Cmm.ProcPoint
( ProcPointSet, Status(..)
, callProcPoints, minimalProcPointSet
, splitAtProcPoints, procPointAnalysis
, attachContInfoTables
)
where
import GHC.Prelude hiding (last, unzip, succ, zip)
import GHC.Cmm.BlockId
import GHC.Cmm.CLabel
import GHC.Cmm
import GHC.Cmm.Ppr ()
import GHC.Cmm.Utils
import GHC.Cmm.Info
import GHC.Cmm.Liveness
import GHC.Cmm.Switch
import Data.List (sortBy)
import GHC.Data.Maybe
import Control.Monad
import GHC.Utils.Outputable
import GHC.Utils.Panic
import GHC.Platform
import GHC.Types.Unique.Supply
import GHC.Cmm.Dataflow.Block
import GHC.Cmm.Dataflow.Collections
import GHC.Cmm.Dataflow
import GHC.Cmm.Dataflow.Graph
import GHC.Cmm.Dataflow.Label
type ProcPointSet = LabelSet
data Status
= ReachedBy ProcPointSet
| ProcPoint
instance Outputable Status where
ppr :: Status -> SDoc
ppr (ReachedBy ProcPointSet
ps)
| ProcPointSet -> Bool
forall set. IsSet set => set -> Bool
setNull ProcPointSet
ps = String -> SDoc
text String
"<not-reached>"
| Bool
otherwise = String -> SDoc
text String
"reached by" SDoc -> SDoc -> SDoc
<+>
([SDoc] -> SDoc
hsep ([SDoc] -> SDoc) -> [SDoc] -> SDoc
forall a b. (a -> b) -> a -> b
$ SDoc -> [SDoc] -> [SDoc]
punctuate SDoc
comma ([SDoc] -> [SDoc]) -> [SDoc] -> [SDoc]
forall a b. (a -> b) -> a -> b
$ (BlockId -> SDoc) -> [BlockId] -> [SDoc]
forall a b. (a -> b) -> [a] -> [b]
map BlockId -> SDoc
forall a. Outputable a => a -> SDoc
ppr ([BlockId] -> [SDoc]) -> [BlockId] -> [SDoc]
forall a b. (a -> b) -> a -> b
$ ProcPointSet -> [ElemOf ProcPointSet]
forall set. IsSet set => set -> [ElemOf set]
setElems ProcPointSet
ps)
ppr Status
ProcPoint = String -> SDoc
text String
"<procpt>"
procPointAnalysis :: ProcPointSet -> CmmGraph -> LabelMap Status
procPointAnalysis :: ProcPointSet -> CmmGraph -> LabelMap Status
procPointAnalysis ProcPointSet
procPoints cmmGraph :: CmmGraph
cmmGraph@(CmmGraph {g_graph :: forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> Graph n C C
g_graph = Graph CmmNode C C
graph}) =
DataflowLattice Status
-> TransferFun Status
-> CmmGraph
-> LabelMap Status
-> LabelMap Status
forall f.
DataflowLattice f
-> TransferFun f -> CmmGraph -> FactBase f -> FactBase f
analyzeCmmFwd DataflowLattice Status
procPointLattice TransferFun Status
procPointTransfer CmmGraph
cmmGraph LabelMap Status
initProcPoints
where
initProcPoints :: LabelMap Status
initProcPoints =
DataflowLattice Status -> [(BlockId, Status)] -> LabelMap Status
forall f. DataflowLattice f -> [(BlockId, f)] -> FactBase f
mkFactBase
DataflowLattice Status
procPointLattice
[ (BlockId
id, Status
ProcPoint)
| BlockId
id <- ProcPointSet -> [ElemOf ProcPointSet]
forall set. IsSet set => set -> [ElemOf set]
setElems ProcPointSet
procPoints
, ElemOf ProcPointSet
BlockId
id ElemOf ProcPointSet -> ProcPointSet -> Bool
forall set. IsSet set => ElemOf set -> set -> Bool
`setMember` ProcPointSet
labelsInGraph
]
labelsInGraph :: ProcPointSet
labelsInGraph = Graph CmmNode C C -> ProcPointSet
forall (block :: (Extensibility -> Extensibility -> *)
-> Extensibility -> Extensibility -> *)
(n :: Extensibility -> Extensibility -> *) (e :: Extensibility)
(x :: Extensibility).
NonLocal (block n) =>
Graph' block n e x -> ProcPointSet
labelsDefined Graph CmmNode C C
graph
procPointTransfer :: TransferFun Status
procPointTransfer :: TransferFun Status
procPointTransfer Block CmmNode C C
block LabelMap Status
facts =
let label :: BlockId
label = Block CmmNode C C -> BlockId
forall (thing :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
NonLocal thing =>
thing C x -> BlockId
entryLabel Block CmmNode C C
block
!fact :: Status
fact = case DataflowLattice Status -> BlockId -> LabelMap Status -> Status
forall f. DataflowLattice f -> BlockId -> FactBase f -> f
getFact DataflowLattice Status
procPointLattice BlockId
label LabelMap Status
facts of
Status
ProcPoint -> ProcPointSet -> Status
ReachedBy (ProcPointSet -> Status) -> ProcPointSet -> Status
forall a b. (a -> b) -> a -> b
$! ElemOf ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set
setSingleton ElemOf ProcPointSet
BlockId
label
Status
f -> Status
f
result :: [(BlockId, Status)]
result = (BlockId -> (BlockId, Status)) -> [BlockId] -> [(BlockId, Status)]
forall a b. (a -> b) -> [a] -> [b]
map (\BlockId
id -> (BlockId
id, Status
fact)) (Block CmmNode C C -> [BlockId]
forall (thing :: Extensibility -> Extensibility -> *)
(e :: Extensibility).
NonLocal thing =>
thing e C -> [BlockId]
successors Block CmmNode C C
block)
in DataflowLattice Status -> [(BlockId, Status)] -> LabelMap Status
forall f. DataflowLattice f -> [(BlockId, f)] -> FactBase f
mkFactBase DataflowLattice Status
procPointLattice [(BlockId, Status)]
result
procPointLattice :: DataflowLattice Status
procPointLattice :: DataflowLattice Status
procPointLattice = Status -> JoinFun Status -> DataflowLattice Status
forall a. a -> JoinFun a -> DataflowLattice a
DataflowLattice Status
unreached JoinFun Status
add_to
where
unreached :: Status
unreached = ProcPointSet -> Status
ReachedBy ProcPointSet
forall set. IsSet set => set
setEmpty
add_to :: JoinFun Status
add_to (OldFact Status
ProcPoint) NewFact Status
_ = Status -> JoinedFact Status
forall a. a -> JoinedFact a
NotChanged Status
ProcPoint
add_to OldFact Status
_ (NewFact Status
ProcPoint) = Status -> JoinedFact Status
forall a. a -> JoinedFact a
Changed Status
ProcPoint
add_to (OldFact (ReachedBy ProcPointSet
p)) (NewFact (ReachedBy ProcPointSet
p'))
| ProcPointSet -> Int
forall set. IsSet set => set -> Int
setSize ProcPointSet
union Int -> Int -> Bool
forall a. Ord a => a -> a -> Bool
> ProcPointSet -> Int
forall set. IsSet set => set -> Int
setSize ProcPointSet
p = Status -> JoinedFact Status
forall a. a -> JoinedFact a
Changed (ProcPointSet -> Status
ReachedBy ProcPointSet
union)
| Bool
otherwise = Status -> JoinedFact Status
forall a. a -> JoinedFact a
NotChanged (ProcPointSet -> Status
ReachedBy ProcPointSet
p)
where
union :: ProcPointSet
union = ProcPointSet -> ProcPointSet -> ProcPointSet
forall set. IsSet set => set -> set -> set
setUnion ProcPointSet
p' ProcPointSet
p
callProcPoints :: CmmGraph -> ProcPointSet
callProcPoints :: CmmGraph -> ProcPointSet
callProcPoints CmmGraph
g = (ProcPointSet -> Block CmmNode C C -> ProcPointSet)
-> ProcPointSet -> CmmGraph -> ProcPointSet
forall a. (a -> Block CmmNode C C -> a) -> a -> CmmGraph -> a
foldlGraphBlocks ProcPointSet -> Block CmmNode C C -> ProcPointSet
add (ElemOf ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set
setSingleton (CmmGraph -> BlockId
forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry CmmGraph
g)) CmmGraph
g
where add :: LabelSet -> CmmBlock -> LabelSet
add :: ProcPointSet -> Block CmmNode C C -> ProcPointSet
add ProcPointSet
set Block CmmNode C C
b = case Block CmmNode C C -> CmmNode O C
forall (n :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
Block n x C -> n O C
lastNode Block CmmNode C C
b of
CmmCall {cml_cont :: CmmNode O C -> Maybe BlockId
cml_cont = Just BlockId
k} -> ElemOf ProcPointSet -> ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set -> set
setInsert ElemOf ProcPointSet
BlockId
k ProcPointSet
set
CmmForeignCall {succ :: CmmNode O C -> BlockId
succ=BlockId
k} -> ElemOf ProcPointSet -> ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set -> set
setInsert ElemOf ProcPointSet
BlockId
k ProcPointSet
set
CmmNode O C
_ -> ProcPointSet
set
minimalProcPointSet :: Platform -> ProcPointSet -> CmmGraph
-> UniqSM ProcPointSet
minimalProcPointSet :: Platform -> ProcPointSet -> CmmGraph -> UniqSM ProcPointSet
minimalProcPointSet Platform
platform ProcPointSet
callProcPoints CmmGraph
g
= Platform
-> CmmGraph
-> [Block CmmNode C C]
-> ProcPointSet
-> UniqSM ProcPointSet
extendPPSet Platform
platform CmmGraph
g (CmmGraph -> [Block CmmNode C C]
revPostorder CmmGraph
g) ProcPointSet
callProcPoints
extendPPSet
:: Platform -> CmmGraph -> [CmmBlock] -> ProcPointSet -> UniqSM ProcPointSet
extendPPSet :: Platform
-> CmmGraph
-> [Block CmmNode C C]
-> ProcPointSet
-> UniqSM ProcPointSet
extendPPSet Platform
platform CmmGraph
g [Block CmmNode C C]
blocks ProcPointSet
procPoints =
let env :: LabelMap Status
env = ProcPointSet -> CmmGraph -> LabelMap Status
procPointAnalysis ProcPointSet
procPoints CmmGraph
g
add :: ProcPointSet -> Block CmmNode C C -> ProcPointSet
add ProcPointSet
pps Block CmmNode C C
block = let id :: BlockId
id = Block CmmNode C C -> BlockId
forall (thing :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
NonLocal thing =>
thing C x -> BlockId
entryLabel Block CmmNode C C
block
in case KeyOf LabelMap -> LabelMap Status -> Maybe Status
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
id LabelMap Status
env of
Just Status
ProcPoint -> ElemOf ProcPointSet -> ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set -> set
setInsert ElemOf ProcPointSet
BlockId
id ProcPointSet
pps
Maybe Status
_ -> ProcPointSet
pps
procPoints' :: ProcPointSet
procPoints' = (ProcPointSet -> Block CmmNode C C -> ProcPointSet)
-> ProcPointSet -> CmmGraph -> ProcPointSet
forall a. (a -> Block CmmNode C C -> a) -> a -> CmmGraph -> a
foldlGraphBlocks ProcPointSet -> Block CmmNode C C -> ProcPointSet
add ProcPointSet
forall set. IsSet set => set
setEmpty CmmGraph
g
newPoints :: [BlockId]
newPoints = (Block CmmNode C C -> Maybe BlockId)
-> [Block CmmNode C C] -> [BlockId]
forall a b. (a -> Maybe b) -> [a] -> [b]
mapMaybe Block CmmNode C C -> Maybe BlockId
ppSuccessor [Block CmmNode C C]
blocks
newPoint :: Maybe BlockId
newPoint = [BlockId] -> Maybe BlockId
forall a. [a] -> Maybe a
listToMaybe [BlockId]
newPoints
ppSuccessor :: Block CmmNode C C -> Maybe BlockId
ppSuccessor Block CmmNode C C
b =
let nreached :: BlockId -> Int
nreached BlockId
id = case KeyOf LabelMap -> LabelMap Status -> Maybe Status
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
id LabelMap Status
env Maybe Status -> Status -> Status
forall a. Maybe a -> a -> a
`orElse`
String -> SDoc -> Status
forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"no ppt" (BlockId -> SDoc
forall a. Outputable a => a -> SDoc
ppr BlockId
id SDoc -> SDoc -> SDoc
<+> Platform -> Block CmmNode C C -> SDoc
forall env a. OutputableP env a => env -> a -> SDoc
pdoc Platform
platform Block CmmNode C C
b) of
Status
ProcPoint -> Int
1
ReachedBy ProcPointSet
ps -> ProcPointSet -> Int
forall set. IsSet set => set -> Int
setSize ProcPointSet
ps
block_procpoints :: Int
block_procpoints = BlockId -> Int
nreached (Block CmmNode C C -> BlockId
forall (thing :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
NonLocal thing =>
thing C x -> BlockId
entryLabel Block CmmNode C C
b)
newId :: BlockId -> Bool
newId BlockId
succ_id = Bool -> Bool
not (ElemOf ProcPointSet -> ProcPointSet -> Bool
forall set. IsSet set => ElemOf set -> set -> Bool
setMember ElemOf ProcPointSet
BlockId
succ_id ProcPointSet
procPoints') Bool -> Bool -> Bool
&&
BlockId -> Int
nreached BlockId
succ_id Int -> Int -> Bool
forall a. Ord a => a -> a -> Bool
> Int
block_procpoints
in [BlockId] -> Maybe BlockId
forall a. [a] -> Maybe a
listToMaybe ([BlockId] -> Maybe BlockId) -> [BlockId] -> Maybe BlockId
forall a b. (a -> b) -> a -> b
$ (BlockId -> Bool) -> [BlockId] -> [BlockId]
forall a. (a -> Bool) -> [a] -> [a]
filter BlockId -> Bool
newId ([BlockId] -> [BlockId]) -> [BlockId] -> [BlockId]
forall a b. (a -> b) -> a -> b
$ Block CmmNode C C -> [BlockId]
forall (thing :: Extensibility -> Extensibility -> *)
(e :: Extensibility).
NonLocal thing =>
thing e C -> [BlockId]
successors Block CmmNode C C
b
in case Maybe BlockId
newPoint of
Just BlockId
id ->
if ElemOf ProcPointSet -> ProcPointSet -> Bool
forall set. IsSet set => ElemOf set -> set -> Bool
setMember ElemOf ProcPointSet
BlockId
id ProcPointSet
procPoints'
then String -> UniqSM ProcPointSet
forall a. String -> a
panic String
"added old proc pt"
else Platform
-> CmmGraph
-> [Block CmmNode C C]
-> ProcPointSet
-> UniqSM ProcPointSet
extendPPSet Platform
platform CmmGraph
g [Block CmmNode C C]
blocks (ElemOf ProcPointSet -> ProcPointSet -> ProcPointSet
forall set. IsSet set => ElemOf set -> set -> set
setInsert ElemOf ProcPointSet
BlockId
id ProcPointSet
procPoints')
Maybe BlockId
Nothing -> ProcPointSet -> UniqSM ProcPointSet
forall (m :: * -> *) a. Monad m => a -> m a
return ProcPointSet
procPoints'
splitAtProcPoints :: Platform -> CLabel -> ProcPointSet-> ProcPointSet -> LabelMap Status -> CmmDecl
-> UniqSM [CmmDecl]
splitAtProcPoints :: Platform
-> CLabel
-> ProcPointSet
-> ProcPointSet
-> LabelMap Status
-> CmmDecl
-> UniqSM [CmmDecl]
splitAtProcPoints Platform
_ CLabel
_ ProcPointSet
_ ProcPointSet
_ LabelMap Status
_ t :: CmmDecl
t@(CmmData Section
_ CmmStatics
_) = [CmmDecl] -> UniqSM [CmmDecl]
forall (m :: * -> *) a. Monad m => a -> m a
return [CmmDecl
t]
splitAtProcPoints Platform
platform CLabel
entry_label ProcPointSet
callPPs ProcPointSet
procPoints LabelMap Status
procMap CmmDecl
cmmProc = do
let (CmmProc (TopInfo {info_tbls :: CmmTopInfo -> LabelMap CmmInfoTable
info_tbls = LabelMap CmmInfoTable
info_tbls}) CLabel
top_l [GlobalReg]
_ g :: CmmGraph
g@(CmmGraph {g_entry :: forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry=BlockId
entry})) = CmmDecl
cmmProc
let add :: map (map a) -> KeyOf map -> KeyOf map -> a -> map (map a)
add map (map a)
graphEnv KeyOf map
procId KeyOf map
bid a
b = KeyOf map -> map a -> map (map a) -> map (map a)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf map
procId map a
graph' map (map a)
graphEnv
where
graph' :: map a
graph' = KeyOf map -> a -> map a -> map a
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf map
bid a
b map a
graph
graph :: map a
graph = KeyOf map -> map (map a) -> Maybe (map a)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf map
procId map (map a)
graphEnv Maybe (map a) -> map a -> map a
forall a. Maybe a -> a -> a
`orElse` map a
forall (map :: * -> *) a. IsMap map => map a
mapEmpty
let add_block :: LabelMap (LabelMap CmmBlock) -> CmmBlock -> LabelMap (LabelMap CmmBlock)
add_block :: LabelMap (LabelMap (Block CmmNode C C))
-> Block CmmNode C C -> LabelMap (LabelMap (Block CmmNode C C))
add_block LabelMap (LabelMap (Block CmmNode C C))
graphEnv Block CmmNode C C
b =
case KeyOf LabelMap -> LabelMap Status -> Maybe Status
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
bid LabelMap Status
procMap of
Just Status
ProcPoint -> LabelMap (LabelMap (Block CmmNode C C))
-> KeyOf LabelMap
-> KeyOf LabelMap
-> Block CmmNode C C
-> LabelMap (LabelMap (Block CmmNode C C))
forall {map :: * -> *} {map :: * -> *} {a}.
(IsMap map, IsMap map) =>
map (map a) -> KeyOf map -> KeyOf map -> a -> map (map a)
add LabelMap (LabelMap (Block CmmNode C C))
graphEnv KeyOf LabelMap
BlockId
bid KeyOf LabelMap
BlockId
bid Block CmmNode C C
b
Just (ReachedBy ProcPointSet
set) ->
case ProcPointSet -> [ElemOf ProcPointSet]
forall set. IsSet set => set -> [ElemOf set]
setElems ProcPointSet
set of
[] -> LabelMap (LabelMap (Block CmmNode C C))
graphEnv
[ElemOf ProcPointSet
id] -> LabelMap (LabelMap (Block CmmNode C C))
-> KeyOf LabelMap
-> KeyOf LabelMap
-> Block CmmNode C C
-> LabelMap (LabelMap (Block CmmNode C C))
forall {map :: * -> *} {map :: * -> *} {a}.
(IsMap map, IsMap map) =>
map (map a) -> KeyOf map -> KeyOf map -> a -> map (map a)
add LabelMap (LabelMap (Block CmmNode C C))
graphEnv KeyOf LabelMap
ElemOf ProcPointSet
id KeyOf LabelMap
BlockId
bid Block CmmNode C C
b
[ElemOf ProcPointSet]
_ -> String -> LabelMap (LabelMap (Block CmmNode C C))
forall a. String -> a
panic String
"Each block should be reachable from only one ProcPoint"
Maybe Status
Nothing -> LabelMap (LabelMap (Block CmmNode C C))
graphEnv
where
bid :: BlockId
bid = Block CmmNode C C -> BlockId
forall (thing :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
NonLocal thing =>
thing C x -> BlockId
entryLabel Block CmmNode C C
b
let liveness :: BlockEntryLiveness GlobalReg
liveness = Platform -> CmmGraph -> BlockEntryLiveness GlobalReg
cmmGlobalLiveness Platform
platform CmmGraph
g
let ppLiveness :: BlockId -> [GlobalReg]
ppLiveness BlockId
pp = (GlobalReg -> Bool) -> [GlobalReg] -> [GlobalReg]
forall a. (a -> Bool) -> [a] -> [a]
filter GlobalReg -> Bool
isArgReg ([GlobalReg] -> [GlobalReg]) -> [GlobalReg] -> [GlobalReg]
forall a b. (a -> b) -> a -> b
$ RegSet GlobalReg -> [GlobalReg]
forall r. RegSet r -> [r]
regSetToList (RegSet GlobalReg -> [GlobalReg])
-> RegSet GlobalReg -> [GlobalReg]
forall a b. (a -> b) -> a -> b
$
String -> Maybe (RegSet GlobalReg) -> RegSet GlobalReg
forall a. HasCallStack => String -> Maybe a -> a
expectJust String
"ppLiveness" (Maybe (RegSet GlobalReg) -> RegSet GlobalReg)
-> Maybe (RegSet GlobalReg) -> RegSet GlobalReg
forall a b. (a -> b) -> a -> b
$ KeyOf LabelMap
-> BlockEntryLiveness GlobalReg -> Maybe (RegSet GlobalReg)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
pp BlockEntryLiveness GlobalReg
liveness
LabelMap (LabelMap (Block CmmNode C C))
graphEnv <- LabelMap (LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap (LabelMap (Block CmmNode C C)))
forall (m :: * -> *) a. Monad m => a -> m a
return (LabelMap (LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap (LabelMap (Block CmmNode C C))))
-> LabelMap (LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap (LabelMap (Block CmmNode C C)))
forall a b. (a -> b) -> a -> b
$ (LabelMap (LabelMap (Block CmmNode C C))
-> Block CmmNode C C -> LabelMap (LabelMap (Block CmmNode C C)))
-> LabelMap (LabelMap (Block CmmNode C C))
-> CmmGraph
-> LabelMap (LabelMap (Block CmmNode C C))
forall a. (a -> Block CmmNode C C -> a) -> a -> CmmGraph -> a
foldlGraphBlocks LabelMap (LabelMap (Block CmmNode C C))
-> Block CmmNode C C -> LabelMap (LabelMap (Block CmmNode C C))
add_block LabelMap (LabelMap (Block CmmNode C C))
forall (map :: * -> *) a. IsMap map => map a
mapEmpty CmmGraph
g
let add_label :: LabelMap (CLabel, Maybe CLabel)
-> BlockId -> LabelMap (CLabel, Maybe CLabel)
add_label LabelMap (CLabel, Maybe CLabel)
map BlockId
pp = KeyOf LabelMap
-> (CLabel, Maybe CLabel)
-> LabelMap (CLabel, Maybe CLabel)
-> LabelMap (CLabel, Maybe CLabel)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf LabelMap
BlockId
pp (CLabel, Maybe CLabel)
lbls LabelMap (CLabel, Maybe CLabel)
map
where lbls :: (CLabel, Maybe CLabel)
lbls | BlockId
pp BlockId -> BlockId -> Bool
forall a. Eq a => a -> a -> Bool
== BlockId
entry = (CLabel
entry_label, (CmmInfoTable -> CLabel) -> Maybe CmmInfoTable -> Maybe CLabel
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap CmmInfoTable -> CLabel
cit_lbl (KeyOf LabelMap -> LabelMap CmmInfoTable -> Maybe CmmInfoTable
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
entry LabelMap CmmInfoTable
info_tbls))
| Bool
otherwise = (CLabel
block_lbl, Bool -> Maybe ()
forall (f :: * -> *). Alternative f => Bool -> f ()
guard (ElemOf ProcPointSet -> ProcPointSet -> Bool
forall set. IsSet set => ElemOf set -> set -> Bool
setMember ElemOf ProcPointSet
BlockId
pp ProcPointSet
callPPs) Maybe () -> Maybe CLabel -> Maybe CLabel
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>>
CLabel -> Maybe CLabel
forall a. a -> Maybe a
Just CLabel
info_table_lbl)
where block_lbl :: CLabel
block_lbl = BlockId -> CLabel
blockLbl BlockId
pp
info_table_lbl :: CLabel
info_table_lbl = BlockId -> CLabel
infoTblLbl BlockId
pp
procLabels :: LabelMap (CLabel, Maybe CLabel)
procLabels :: LabelMap (CLabel, Maybe CLabel)
procLabels = (LabelMap (CLabel, Maybe CLabel)
-> BlockId -> LabelMap (CLabel, Maybe CLabel))
-> LabelMap (CLabel, Maybe CLabel)
-> [BlockId]
-> LabelMap (CLabel, Maybe CLabel)
forall (t :: * -> *) b a.
Foldable t =>
(b -> a -> b) -> b -> t a -> b
foldl' LabelMap (CLabel, Maybe CLabel)
-> BlockId -> LabelMap (CLabel, Maybe CLabel)
add_label LabelMap (CLabel, Maybe CLabel)
forall (map :: * -> *) a. IsMap map => map a
mapEmpty
((BlockId -> Bool) -> [BlockId] -> [BlockId]
forall a. (a -> Bool) -> [a] -> [a]
filter ((BlockId -> LabelMap (Block CmmNode C C) -> Bool)
-> LabelMap (Block CmmNode C C) -> BlockId -> Bool
forall a b c. (a -> b -> c) -> b -> a -> c
flip BlockId -> LabelMap (Block CmmNode C C) -> Bool
forall (map :: * -> *) a. IsMap map => KeyOf map -> map a -> Bool
mapMember (CmmGraph -> LabelMap (Block CmmNode C C)
toBlockMap CmmGraph
g)) (ProcPointSet -> [ElemOf ProcPointSet]
forall set. IsSet set => set -> [ElemOf set]
setElems ProcPointSet
procPoints))
let add_jump_block :: (LabelMap Label, [CmmBlock])
-> (Label, CLabel)
-> UniqSM (LabelMap Label, [CmmBlock])
add_jump_block :: (LabelMap BlockId, [Block CmmNode C C])
-> (BlockId, CLabel)
-> UniqSM (LabelMap BlockId, [Block CmmNode C C])
add_jump_block (LabelMap BlockId
env, [Block CmmNode C C]
bs) (BlockId
pp, CLabel
l) = do
BlockId
bid <- (Unique -> BlockId) -> UniqSM Unique -> UniqSM BlockId
forall (m :: * -> *) a1 r. Monad m => (a1 -> r) -> m a1 -> m r
liftM Unique -> BlockId
mkBlockId UniqSM Unique
forall (m :: * -> *). MonadUnique m => m Unique
getUniqueM
let b :: Block CmmNode C C
b = CmmNode C O
-> Block CmmNode O O -> CmmNode O C -> Block CmmNode C C
forall (n :: Extensibility -> Extensibility -> *).
n C O -> Block n O O -> n O C -> Block n C C
blockJoin (BlockId -> CmmTickScope -> CmmNode C O
CmmEntry BlockId
bid CmmTickScope
GlobalScope) Block CmmNode O O
forall (n :: Extensibility -> Extensibility -> *). Block n O O
emptyBlock CmmNode O C
jump
live :: [GlobalReg]
live = BlockId -> [GlobalReg]
ppLiveness BlockId
pp
jump :: CmmNode O C
jump = CmmExpr
-> Maybe BlockId -> [GlobalReg] -> Int -> Int -> Int -> CmmNode O C
CmmCall (CmmLit -> CmmExpr
CmmLit (CLabel -> CmmLit
CmmLabel CLabel
l)) Maybe BlockId
forall a. Maybe a
Nothing [GlobalReg]
live Int
0 Int
0 Int
0
(LabelMap BlockId, [Block CmmNode C C])
-> UniqSM (LabelMap BlockId, [Block CmmNode C C])
forall (m :: * -> *) a. Monad m => a -> m a
return (KeyOf LabelMap -> BlockId -> LabelMap BlockId -> LabelMap BlockId
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf LabelMap
BlockId
pp BlockId
bid LabelMap BlockId
env, Block CmmNode C C
b Block CmmNode C C -> [Block CmmNode C C] -> [Block CmmNode C C]
forall a. a -> [a] -> [a]
: [Block CmmNode C C]
bs)
let tablesNextToCode :: Bool
tablesNextToCode = Platform -> Bool
platformTablesNextToCode Platform
platform
let jump_label :: Maybe CLabel -> CLabel -> CLabel
jump_label (Just CLabel
info_lbl) CLabel
_
| Bool
tablesNextToCode = CLabel
info_lbl
| Bool
otherwise = Platform -> CLabel -> CLabel
toEntryLbl Platform
platform CLabel
info_lbl
jump_label Maybe CLabel
Nothing CLabel
block_lbl = CLabel
block_lbl
let add_if_pp :: BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_pp BlockId
id [(BlockId, CLabel)]
rst =
case KeyOf LabelMap
-> LabelMap (CLabel, Maybe CLabel) -> Maybe (CLabel, Maybe CLabel)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
id LabelMap (CLabel, Maybe CLabel)
procLabels of
Just (CLabel
lbl, Maybe CLabel
mb_info_lbl) -> (BlockId
id, Maybe CLabel -> CLabel -> CLabel
jump_label Maybe CLabel
mb_info_lbl CLabel
lbl) (BlockId, CLabel) -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
forall a. a -> [a] -> [a]
: [(BlockId, CLabel)]
rst
Maybe (CLabel, Maybe CLabel)
Nothing -> [(BlockId, CLabel)]
rst
let add_if_branch_to_pp :: CmmBlock -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_branch_to_pp :: Block CmmNode C C -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_branch_to_pp Block CmmNode C C
block [(BlockId, CLabel)]
rst =
case Block CmmNode C C -> CmmNode O C
forall (n :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
Block n x C -> n O C
lastNode Block CmmNode C C
block of
CmmBranch BlockId
id -> BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_pp BlockId
id [(BlockId, CLabel)]
rst
CmmCondBranch CmmExpr
_ BlockId
ti BlockId
fi Maybe Bool
_ -> BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_pp BlockId
ti (BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_pp BlockId
fi [(BlockId, CLabel)]
rst)
CmmSwitch CmmExpr
_ SwitchTargets
ids -> (BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)])
-> [(BlockId, CLabel)] -> [BlockId] -> [(BlockId, CLabel)]
forall (t :: * -> *) a b.
Foldable t =>
(a -> b -> b) -> b -> t a -> b
foldr BlockId -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_pp [(BlockId, CLabel)]
rst ([BlockId] -> [(BlockId, CLabel)])
-> [BlockId] -> [(BlockId, CLabel)]
forall a b. (a -> b) -> a -> b
$ SwitchTargets -> [BlockId]
switchTargetsToList SwitchTargets
ids
CmmNode O C
_ -> [(BlockId, CLabel)]
rst
let add_jumps :: LabelMap CmmGraph -> (Label, LabelMap CmmBlock) -> UniqSM (LabelMap CmmGraph)
add_jumps :: LabelMap CmmGraph
-> (BlockId, LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap CmmGraph)
add_jumps LabelMap CmmGraph
newGraphEnv (BlockId
ppId, LabelMap (Block CmmNode C C)
blockEnv) = do
let needed_jumps :: [(BlockId, CLabel)]
needed_jumps = (Block CmmNode C C -> [(BlockId, CLabel)] -> [(BlockId, CLabel)])
-> [(BlockId, CLabel)]
-> LabelMap (Block CmmNode C C)
-> [(BlockId, CLabel)]
forall (map :: * -> *) a b.
IsMap map =>
(a -> b -> b) -> b -> map a -> b
mapFoldr Block CmmNode C C -> [(BlockId, CLabel)] -> [(BlockId, CLabel)]
add_if_branch_to_pp [] LabelMap (Block CmmNode C C)
blockEnv
(LabelMap BlockId
jumpEnv, [Block CmmNode C C]
jumpBlocks) <-
((LabelMap BlockId, [Block CmmNode C C])
-> (BlockId, CLabel)
-> UniqSM (LabelMap BlockId, [Block CmmNode C C]))
-> (LabelMap BlockId, [Block CmmNode C C])
-> [(BlockId, CLabel)]
-> UniqSM (LabelMap BlockId, [Block CmmNode C C])
forall (t :: * -> *) (m :: * -> *) b a.
(Foldable t, Monad m) =>
(b -> a -> m b) -> b -> t a -> m b
foldM (LabelMap BlockId, [Block CmmNode C C])
-> (BlockId, CLabel)
-> UniqSM (LabelMap BlockId, [Block CmmNode C C])
add_jump_block (LabelMap BlockId
forall (map :: * -> *) a. IsMap map => map a
mapEmpty, []) [(BlockId, CLabel)]
needed_jumps
let b :: Block CmmNode C C
b = String -> Maybe (Block CmmNode C C) -> Block CmmNode C C
forall a. HasCallStack => String -> Maybe a -> a
expectJust String
"block in env" (Maybe (Block CmmNode C C) -> Block CmmNode C C)
-> Maybe (Block CmmNode C C) -> Block CmmNode C C
forall a b. (a -> b) -> a -> b
$ KeyOf LabelMap
-> LabelMap (Block CmmNode C C) -> Maybe (Block CmmNode C C)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
ppId LabelMap (Block CmmNode C C)
blockEnv
blockEnv' :: LabelMap (Block CmmNode C C)
blockEnv' = KeyOf LabelMap
-> Block CmmNode C C
-> LabelMap (Block CmmNode C C)
-> LabelMap (Block CmmNode C C)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf LabelMap
BlockId
ppId Block CmmNode C C
b LabelMap (Block CmmNode C C)
blockEnv
blockEnv'' :: LabelMap (Block CmmNode C C)
blockEnv'' = CmmGraph -> LabelMap (Block CmmNode C C)
toBlockMap (CmmGraph -> LabelMap (Block CmmNode C C))
-> CmmGraph -> LabelMap (Block CmmNode C C)
forall a b. (a -> b) -> a -> b
$ LabelMap BlockId -> CmmGraph -> CmmGraph
replaceBranches LabelMap BlockId
jumpEnv (CmmGraph -> CmmGraph) -> CmmGraph -> CmmGraph
forall a b. (a -> b) -> a -> b
$ BlockId -> LabelMap (Block CmmNode C C) -> CmmGraph
ofBlockMap BlockId
ppId LabelMap (Block CmmNode C C)
blockEnv'
blockEnv''' :: LabelMap (Block CmmNode C C)
blockEnv''' = (LabelMap (Block CmmNode C C)
-> Block CmmNode C C -> LabelMap (Block CmmNode C C))
-> LabelMap (Block CmmNode C C)
-> [Block CmmNode C C]
-> LabelMap (Block CmmNode C C)
forall (t :: * -> *) b a.
Foldable t =>
(b -> a -> b) -> b -> t a -> b
foldl' ((Block CmmNode C C
-> LabelMap (Block CmmNode C C) -> LabelMap (Block CmmNode C C))
-> LabelMap (Block CmmNode C C)
-> Block CmmNode C C
-> LabelMap (Block CmmNode C C)
forall a b c. (a -> b -> c) -> b -> a -> c
flip Block CmmNode C C
-> LabelMap (Block CmmNode C C) -> LabelMap (Block CmmNode C C)
forall (block :: Extensibility -> Extensibility -> *).
(NonLocal block, HasDebugCallStack) =>
block C C -> LabelMap (block C C) -> LabelMap (block C C)
addBlock) LabelMap (Block CmmNode C C)
blockEnv'' [Block CmmNode C C]
jumpBlocks
let g' :: CmmGraph
g' = BlockId -> LabelMap (Block CmmNode C C) -> CmmGraph
ofBlockMap BlockId
ppId LabelMap (Block CmmNode C C)
blockEnv'''
LabelMap CmmGraph -> UniqSM (LabelMap CmmGraph)
forall (m :: * -> *) a. Monad m => a -> m a
return (KeyOf LabelMap
-> CmmGraph -> LabelMap CmmGraph -> LabelMap CmmGraph
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert KeyOf LabelMap
BlockId
ppId CmmGraph
g' LabelMap CmmGraph
newGraphEnv)
LabelMap CmmGraph
graphEnv <- (LabelMap CmmGraph
-> (BlockId, LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap CmmGraph))
-> LabelMap CmmGraph
-> [(BlockId, LabelMap (Block CmmNode C C))]
-> UniqSM (LabelMap CmmGraph)
forall (t :: * -> *) (m :: * -> *) b a.
(Foldable t, Monad m) =>
(b -> a -> m b) -> b -> t a -> m b
foldM LabelMap CmmGraph
-> (BlockId, LabelMap (Block CmmNode C C))
-> UniqSM (LabelMap CmmGraph)
add_jumps LabelMap CmmGraph
forall (map :: * -> *) a. IsMap map => map a
mapEmpty ([(BlockId, LabelMap (Block CmmNode C C))]
-> UniqSM (LabelMap CmmGraph))
-> [(BlockId, LabelMap (Block CmmNode C C))]
-> UniqSM (LabelMap CmmGraph)
forall a b. (a -> b) -> a -> b
$ LabelMap (LabelMap (Block CmmNode C C))
-> [(KeyOf LabelMap, LabelMap (Block CmmNode C C))]
forall (map :: * -> *) a. IsMap map => map a -> [(KeyOf map, a)]
mapToList LabelMap (LabelMap (Block CmmNode C C))
graphEnv
let to_proc :: (BlockId, CmmGraph) -> CmmDecl
to_proc (BlockId
bid, CmmGraph
g)
| BlockId
bid BlockId -> BlockId -> Bool
forall a. Eq a => a -> a -> Bool
== BlockId
entry
= CmmTopInfo -> CLabel -> [GlobalReg] -> CmmGraph -> CmmDecl
forall d h g. h -> CLabel -> [GlobalReg] -> g -> GenCmmDecl d h g
CmmProc (TopInfo {info_tbls :: LabelMap CmmInfoTable
info_tbls = LabelMap CmmInfoTable
info_tbls,
stack_info :: CmmStackInfo
stack_info = CmmStackInfo
stack_info})
CLabel
top_l [GlobalReg]
live CmmGraph
g'
| Bool
otherwise
= case String -> Maybe (CLabel, Maybe CLabel) -> (CLabel, Maybe CLabel)
forall a. HasCallStack => String -> Maybe a -> a
expectJust String
"pp label" (Maybe (CLabel, Maybe CLabel) -> (CLabel, Maybe CLabel))
-> Maybe (CLabel, Maybe CLabel) -> (CLabel, Maybe CLabel)
forall a b. (a -> b) -> a -> b
$ KeyOf LabelMap
-> LabelMap (CLabel, Maybe CLabel) -> Maybe (CLabel, Maybe CLabel)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
bid LabelMap (CLabel, Maybe CLabel)
procLabels of
(CLabel
lbl, Just CLabel
info_lbl)
-> CmmTopInfo -> CLabel -> [GlobalReg] -> CmmGraph -> CmmDecl
forall d h g. h -> CLabel -> [GlobalReg] -> g -> GenCmmDecl d h g
CmmProc (TopInfo { info_tbls :: LabelMap CmmInfoTable
info_tbls = KeyOf LabelMap -> CmmInfoTable -> LabelMap CmmInfoTable
forall (map :: * -> *) a. IsMap map => KeyOf map -> a -> map a
mapSingleton (CmmGraph -> BlockId
forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry CmmGraph
g) (CLabel -> CmmInfoTable
mkEmptyContInfoTable CLabel
info_lbl)
, stack_info :: CmmStackInfo
stack_info=CmmStackInfo
stack_info})
CLabel
lbl [GlobalReg]
live CmmGraph
g'
(CLabel
lbl, Maybe CLabel
Nothing)
-> CmmTopInfo -> CLabel -> [GlobalReg] -> CmmGraph -> CmmDecl
forall d h g. h -> CLabel -> [GlobalReg] -> g -> GenCmmDecl d h g
CmmProc (TopInfo {info_tbls :: LabelMap CmmInfoTable
info_tbls = LabelMap CmmInfoTable
forall (map :: * -> *) a. IsMap map => map a
mapEmpty, stack_info :: CmmStackInfo
stack_info=CmmStackInfo
stack_info})
CLabel
lbl [GlobalReg]
live CmmGraph
g'
where
g' :: CmmGraph
g' = CmmGraph -> CmmGraph
replacePPIds CmmGraph
g
live :: [GlobalReg]
live = BlockId -> [GlobalReg]
ppLiveness (CmmGraph -> BlockId
forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry CmmGraph
g')
stack_info :: CmmStackInfo
stack_info = StackInfo { arg_space :: Int
arg_space = Int
0
, do_layout :: Bool
do_layout = Bool
True }
replacePPIds :: CmmGraph -> CmmGraph
replacePPIds CmmGraph
g = {-# SCC "replacePPIds" #-}
(CmmNode C O -> CmmNode C O, CmmNode O O -> CmmNode O O,
CmmNode O C -> CmmNode O C)
-> CmmGraph -> CmmGraph
mapGraphNodes (CmmNode C O -> CmmNode C O
forall a. a -> a
id, (CmmExpr -> CmmExpr) -> CmmNode O O -> CmmNode O O
forall (e :: Extensibility) (x :: Extensibility).
(CmmExpr -> CmmExpr) -> CmmNode e x -> CmmNode e x
mapExp CmmExpr -> CmmExpr
repl, (CmmExpr -> CmmExpr) -> CmmNode O C -> CmmNode O C
forall (e :: Extensibility) (x :: Extensibility).
(CmmExpr -> CmmExpr) -> CmmNode e x -> CmmNode e x
mapExp CmmExpr -> CmmExpr
repl) CmmGraph
g
where repl :: CmmExpr -> CmmExpr
repl e :: CmmExpr
e@(CmmLit (CmmBlock BlockId
bid)) =
case KeyOf LabelMap
-> LabelMap (CLabel, Maybe CLabel) -> Maybe (CLabel, Maybe CLabel)
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
bid LabelMap (CLabel, Maybe CLabel)
procLabels of
Just (CLabel
_, Just CLabel
info_lbl) -> CmmLit -> CmmExpr
CmmLit (CLabel -> CmmLit
CmmLabel CLabel
info_lbl)
Maybe (CLabel, Maybe CLabel)
_ -> CmmExpr
e
repl CmmExpr
e = CmmExpr
e
let add_block_num :: (a, map a) -> thing C x -> (a, map a)
add_block_num (a
i, map a
map) thing C x
block =
(a
i a -> a -> a
forall a. Num a => a -> a -> a
+ a
1, KeyOf map -> a -> map a -> map a
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> a -> map a -> map a
mapInsert (thing C x -> BlockId
forall (thing :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
NonLocal thing =>
thing C x -> BlockId
entryLabel thing C x
block) a
i map a
map)
let (Int
_, LabelMap Int
block_order) =
((Int, LabelMap Int) -> Block CmmNode C C -> (Int, LabelMap Int))
-> (Int, LabelMap Int)
-> [Block CmmNode C C]
-> (Int, LabelMap Int)
forall (t :: * -> *) b a.
Foldable t =>
(b -> a -> b) -> b -> t a -> b
foldl' (Int, LabelMap Int) -> Block CmmNode C C -> (Int, LabelMap Int)
forall {map :: * -> *} {a}
{thing :: Extensibility -> Extensibility -> *}
{x :: Extensibility}.
(KeyOf map ~ BlockId, Num a, IsMap map, NonLocal thing) =>
(a, map a) -> thing C x -> (a, map a)
add_block_num (Int
0::Int, LabelMap Int
forall (map :: * -> *) a. IsMap map => map a
mapEmpty :: LabelMap Int)
(CmmGraph -> [Block CmmNode C C]
revPostorder CmmGraph
g)
let sort_fn :: (BlockId, CmmGraph) -> (BlockId, CmmGraph) -> Ordering
sort_fn (BlockId
bid, CmmGraph
_) (BlockId
bid', CmmGraph
_) =
Int -> Int -> Ordering
forall a. Ord a => a -> a -> Ordering
compare (String -> Maybe Int -> Int
forall a. HasCallStack => String -> Maybe a -> a
expectJust String
"block_order" (Maybe Int -> Int) -> Maybe Int -> Int
forall a b. (a -> b) -> a -> b
$ KeyOf LabelMap -> LabelMap Int -> Maybe Int
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
bid LabelMap Int
block_order)
(String -> Maybe Int -> Int
forall a. HasCallStack => String -> Maybe a -> a
expectJust String
"block_order" (Maybe Int -> Int) -> Maybe Int -> Int
forall a b. (a -> b) -> a -> b
$ KeyOf LabelMap -> LabelMap Int -> Maybe Int
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
bid' LabelMap Int
block_order)
[CmmDecl] -> UniqSM [CmmDecl]
forall (m :: * -> *) a. Monad m => a -> m a
return ([CmmDecl] -> UniqSM [CmmDecl]) -> [CmmDecl] -> UniqSM [CmmDecl]
forall a b. (a -> b) -> a -> b
$ ((BlockId, CmmGraph) -> CmmDecl)
-> [(BlockId, CmmGraph)] -> [CmmDecl]
forall a b. (a -> b) -> [a] -> [b]
map (BlockId, CmmGraph) -> CmmDecl
to_proc ([(BlockId, CmmGraph)] -> [CmmDecl])
-> [(BlockId, CmmGraph)] -> [CmmDecl]
forall a b. (a -> b) -> a -> b
$ ((BlockId, CmmGraph) -> (BlockId, CmmGraph) -> Ordering)
-> [(BlockId, CmmGraph)] -> [(BlockId, CmmGraph)]
forall a. (a -> a -> Ordering) -> [a] -> [a]
sortBy (BlockId, CmmGraph) -> (BlockId, CmmGraph) -> Ordering
sort_fn ([(BlockId, CmmGraph)] -> [(BlockId, CmmGraph)])
-> [(BlockId, CmmGraph)] -> [(BlockId, CmmGraph)]
forall a b. (a -> b) -> a -> b
$ LabelMap CmmGraph -> [(KeyOf LabelMap, CmmGraph)]
forall (map :: * -> *) a. IsMap map => map a -> [(KeyOf map, a)]
mapToList LabelMap CmmGraph
graphEnv
replaceBranches :: LabelMap BlockId -> CmmGraph -> CmmGraph
replaceBranches :: LabelMap BlockId -> CmmGraph -> CmmGraph
replaceBranches LabelMap BlockId
env CmmGraph
cmmg
= {-# SCC "replaceBranches" #-}
BlockId -> LabelMap (Block CmmNode C C) -> CmmGraph
ofBlockMap (CmmGraph -> BlockId
forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry CmmGraph
cmmg) (LabelMap (Block CmmNode C C) -> CmmGraph)
-> LabelMap (Block CmmNode C C) -> CmmGraph
forall a b. (a -> b) -> a -> b
$ (Block CmmNode C C -> Block CmmNode C C)
-> LabelMap (Block CmmNode C C) -> LabelMap (Block CmmNode C C)
forall (map :: * -> *) a b. IsMap map => (a -> b) -> map a -> map b
mapMap Block CmmNode C C -> Block CmmNode C C
forall {x :: Extensibility}. Block CmmNode x C -> Block CmmNode x C
f (LabelMap (Block CmmNode C C) -> LabelMap (Block CmmNode C C))
-> LabelMap (Block CmmNode C C) -> LabelMap (Block CmmNode C C)
forall a b. (a -> b) -> a -> b
$ CmmGraph -> LabelMap (Block CmmNode C C)
toBlockMap CmmGraph
cmmg
where
f :: Block CmmNode x C -> Block CmmNode x C
f Block CmmNode x C
block = Block CmmNode x C -> CmmNode O C -> Block CmmNode x C
forall (n :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
Block n x C -> n O C -> Block n x C
replaceLastNode Block CmmNode x C
block (CmmNode O C -> Block CmmNode x C)
-> CmmNode O C -> Block CmmNode x C
forall a b. (a -> b) -> a -> b
$ CmmNode O C -> CmmNode O C
last (Block CmmNode x C -> CmmNode O C
forall (n :: Extensibility -> Extensibility -> *)
(x :: Extensibility).
Block n x C -> n O C
lastNode Block CmmNode x C
block)
last :: CmmNode O C -> CmmNode O C
last :: CmmNode O C -> CmmNode O C
last (CmmBranch BlockId
id) = BlockId -> CmmNode O C
CmmBranch (BlockId -> BlockId
lookup BlockId
id)
last (CmmCondBranch CmmExpr
e BlockId
ti BlockId
fi Maybe Bool
l) = CmmExpr -> BlockId -> BlockId -> Maybe Bool -> CmmNode O C
CmmCondBranch CmmExpr
e (BlockId -> BlockId
lookup BlockId
ti) (BlockId -> BlockId
lookup BlockId
fi) Maybe Bool
l
last (CmmSwitch CmmExpr
e SwitchTargets
ids) = CmmExpr -> SwitchTargets -> CmmNode O C
CmmSwitch CmmExpr
e ((BlockId -> BlockId) -> SwitchTargets -> SwitchTargets
mapSwitchTargets BlockId -> BlockId
lookup SwitchTargets
ids)
last l :: CmmNode O C
l@(CmmCall {}) = CmmNode O C
l { cml_cont :: Maybe BlockId
cml_cont = Maybe BlockId
forall a. Maybe a
Nothing }
last l :: CmmNode O C
l@(CmmForeignCall {}) = CmmNode O C
l
lookup :: BlockId -> BlockId
lookup BlockId
id = (BlockId -> BlockId) -> Maybe BlockId -> Maybe BlockId
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap BlockId -> BlockId
lookup (KeyOf LabelMap -> LabelMap BlockId -> Maybe BlockId
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
id LabelMap BlockId
env) Maybe BlockId -> BlockId -> BlockId
forall a. Maybe a -> a -> a
`orElse` BlockId
id
attachContInfoTables :: ProcPointSet -> CmmDecl -> CmmDecl
attachContInfoTables :: ProcPointSet -> CmmDecl -> CmmDecl
attachContInfoTables ProcPointSet
call_proc_points (CmmProc CmmTopInfo
top_info CLabel
top_l [GlobalReg]
live CmmGraph
g)
= CmmTopInfo -> CLabel -> [GlobalReg] -> CmmGraph -> CmmDecl
forall d h g. h -> CLabel -> [GlobalReg] -> g -> GenCmmDecl d h g
CmmProc CmmTopInfo
top_info{info_tbls :: LabelMap CmmInfoTable
info_tbls = LabelMap CmmInfoTable
info_tbls'} CLabel
top_l [GlobalReg]
live CmmGraph
g
where
info_tbls' :: LabelMap CmmInfoTable
info_tbls' = LabelMap CmmInfoTable
-> LabelMap CmmInfoTable -> LabelMap CmmInfoTable
forall (map :: * -> *) a. IsMap map => map a -> map a -> map a
mapUnion (CmmTopInfo -> LabelMap CmmInfoTable
info_tbls CmmTopInfo
top_info) (LabelMap CmmInfoTable -> LabelMap CmmInfoTable)
-> LabelMap CmmInfoTable -> LabelMap CmmInfoTable
forall a b. (a -> b) -> a -> b
$
[(KeyOf LabelMap, CmmInfoTable)] -> LabelMap CmmInfoTable
forall (map :: * -> *) a. IsMap map => [(KeyOf map, a)] -> map a
mapFromList [ (KeyOf LabelMap
BlockId
l, CLabel -> CmmInfoTable
mkEmptyContInfoTable (BlockId -> CLabel
infoTblLbl BlockId
l))
| BlockId
l <- ProcPointSet -> [ElemOf ProcPointSet]
forall set. IsSet set => set -> [ElemOf set]
setElems ProcPointSet
call_proc_points
, BlockId
l BlockId -> BlockId -> Bool
forall a. Eq a => a -> a -> Bool
/= CmmGraph -> BlockId
forall (n :: Extensibility -> Extensibility -> *).
GenCmmGraph n -> BlockId
g_entry CmmGraph
g ]
attachContInfoTables ProcPointSet
_ CmmDecl
other_decl
= CmmDecl
other_decl