macaw/macaw-ppc/tests/PPC64InstructionCoverage.hs
2018-01-22 10:26:20 -08:00

51 lines
1.9 KiB
Haskell

{-# LANGUAGE DataKinds #-}
{-# LANGUAGE TypeApplications #-}
module PPC64InstructionCoverage (
ppc64InstructionCoverageTests
) where
import Control.Lens ( (^.) )
import qualified Data.Map as M
import Data.Maybe ( fromJust, mapMaybe )
import Data.Proxy ( Proxy(..) )
import qualified Data.Set as S
import Data.Word ( Word64 )
import qualified Test.Tasty as T
import qualified Test.Tasty.HUnit as T
import qualified Data.ElfEdit as E
import qualified Data.Parameterized.Some as PU
import qualified Data.Macaw.Memory as MM
import qualified Data.Macaw.Discovery as MD
import qualified Data.Macaw.PPC as RO
import qualified Data.Macaw.PPC.BinaryFormat.ELF as E
import qualified SemMC.Architecture.PPC64 as PPC64
import Shared
ppc64InstructionCoverageTests :: [FilePath] -> T.TestTree
ppc64InstructionCoverageTests = T.testGroup "PPCCoverage" . map mkTest
mkTest :: FilePath -> T.TestTree
mkTest fp = T.testCase fp (withELF fp testMacaw)
testMacaw :: E.Elf 64 -> IO ()
testMacaw elf =
withMemory MM.Addr64 elf $ \mem -> do
let Just entryPoint = MM.asSegmentOff mem (findEntryPoint64 elf mem)
let tocBase = RO.tocBaseForELF (Proxy @PPC64.PPC) elf
let otherEntryAddrs :: [MM.MemAddr 64]
otherEntryAddrs = E.tocEntryAddrsForElf (Proxy @PPC64.PPC) elf
let otherEntries = mapMaybe (MM.asSegmentOff mem) otherEntryAddrs
let di = MD.cfgFromAddrs (RO.ppc64_linux_info tocBase) mem M.empty (entryPoint:otherEntries) []
let allFoundBlockAddrs :: S.Set Word64
allFoundBlockAddrs =
S.fromList [ fromIntegral (fromJust (MM.asAbsoluteAddr (MM.relativeSegmentAddr (MD.pblockAddr pbr))))
| PU.Some dfi <- M.elems (di ^. MD.funInfo)
, pbr <- M.elems (dfi ^. MD.parsedBlocks)
]
T.assertBool "No blocks found" (not (S.null allFoundBlockAddrs))