, BasicBlock(..)
, BBEnd(..)
, MapBB
+ , ExceptionMap
, RawMethod(..)
, TrapMap, MethodMap, ClassMap, FieldMap
, StringMap, VirtualMap, InterfaceMap
import Data.Int
import Data.Functor
+import Data.Word
import qualified Data.Map as M
import qualified Data.ByteString.Lazy as B
-- Represents a CFG node
data BasicBlock = BasicBlock {
code :: [Instruction],
+ bblength :: Int,
successor :: BBEnd }
-- describes (leaving) edges of a CFG node
deriving Show
type MapBB = M.Map BlockID BasicBlock
+type ExceptionMap = M.Map (Word16, Word16) [(B.ByteString, Word16)]
data RawMethod = RawMethod {
rawMapBB :: MapBB,
+ rawExcpMap :: ExceptionMap,
rawLocals :: Int,
rawStackSize :: Int,
rawArgCount :: NativeWord,
type TrapMap = M.Map NativeWord TrapCause
type TrapPatcher = CPtrdiff -> CodeGen () () CPtrdiff
+type TrapPatcherEax = CPtrdiff -> CPtrdiff -> CodeGen () () CPtrdiff
+type TrapPatcherEsp = TrapPatcherEax
data TrapCause
- = StaticMethod MethodInfo -- for static calls
+ = StaticMethod TrapPatcher -- for static calls
| VirtualCall Bool MethodInfo (IO NativeWord) -- for invoke{interface,virtual}
- | InstanceOf B.ByteString -- class name
- | NewObject B.ByteString -- class name
+ | InstanceOf TrapPatcherEax
+ | ThrowException TrapPatcherEsp
+ | NewObject TrapPatcher
| StaticField StaticFieldInfo
| ObjectField TrapPatcher