{-# OPTIONS_GHC -optc-DPROFILING #-} {-# LINE 1 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} module GHC.Exts.Heap.InfoTableProf ( module GHC.Exts.Heap.InfoTable.Types , itblSize , peekItbl , pokeItbl ) where -- This file overrides InfoTable.hsc's implementation of peekItbl and pokeItbl. -- Manually defining PROFILING gives the #peek and #poke macros an accurate -- representation of StgInfoTable_ when hsc2hs runs. import Prelude -- See note [Why do we import Prelude here?] import GHC.Exts.Heap.InfoTable.Types {-# LINE 20 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} import Foreign -- | Read an InfoTable from the heap into a haskell type. -- WARNING: This code assumes it is passed a pointer to a "standard" info -- table. If tables_next_to_code is enabled, it will look 1 byte before the -- start for the entry field. peekItbl :: Ptr StgInfoTable -> IO StgInfoTable peekItbl a0 = do {-# LINE 32 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} let ptr = a0 entry' = Nothing {-# LINE 35 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} ptrs' <- ((\hsc_ptr -> peekByteOff hsc_ptr 16)) ptr {-# LINE 36 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} nptrs' <- ((\hsc_ptr -> peekByteOff hsc_ptr 20)) ptr {-# LINE 37 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} tipe' <- ((\hsc_ptr -> peekByteOff hsc_ptr 24)) ptr {-# LINE 38 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} srtlen' <- ((\hsc_ptr -> peekByteOff hsc_ptr 28)) a0 {-# LINE 39 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} return StgInfoTable { entry = entry' , ptrs = ptrs' , nptrs = nptrs' , tipe = toEnum (fromIntegral (tipe' :: HalfWord)) , srtlen = srtlen' , code = Nothing } pokeItbl :: Ptr StgInfoTable -> StgInfoTable -> IO () pokeItbl a0 itbl = do {-# LINE 53 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} ((\hsc_ptr -> pokeByteOff hsc_ptr 16)) a0 (ptrs itbl) {-# LINE 54 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} ((\hsc_ptr -> pokeByteOff hsc_ptr 20)) a0 (nptrs itbl) {-# LINE 55 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} ((\hsc_ptr -> pokeByteOff hsc_ptr 24)) a0 (fromEnum (tipe itbl)) {-# LINE 56 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} ((\hsc_ptr -> pokeByteOff hsc_ptr 28)) a0 (srtlen itbl) {-# LINE 57 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} {-# LINE 58 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} let code_offset = a0 `plusPtr` ((32)) {-# LINE 59 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} case code itbl of Nothing -> return () Just (Left xs) -> pokeArray code_offset xs Just (Right xs) -> pokeArray code_offset xs {-# LINE 64 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-} itblSize :: Int itblSize = ((32)) {-# LINE 67 "libraries/ghc-heap/GHC/Exts/Heap/InfoTableProf.hsc" #-}