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GHC 10.0.0.20260917 · lts/ghc-10.0.x · 04404a6 · 2026-10-19

Moduleghc-heap-10.0.0.20260917Haskell2010

GHC.Exts.Heap.InfoTable.Types

Synopsis

data StgInfoTable
type EntryFunPtr
newtype HalfWord
type ItblCodes

Packageghc-heap-10.0.0.20260917
Exports4
LanguageHaskell2010
LicenceBSD-3-Clause
SourceTypes.hsc

datadata StgInfoTable

This is a somewhat faithful representation of an info table. See https://gitlab.haskell.org/ghc/ghc/blob/master/rts/include/rts/storage/InfoTables.h for more details on this data structure.

Constructors

StgInfoTable
- entry :: Maybe EntryFunPtr
- ptrs :: HalfWord
- nptrs :: HalfWord
- tipe :: ClosureType
- srtlen :: HalfWord
- code :: Maybe ItblCodes

Instances4Eq, Show, Generic, Rep

Eq StgInfoTableDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Show StgInfoTableDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Generic StgInfoTableDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
type Rep StgInfoTable = D1 ('MetaData "StgInfoTable" "GHC.Internal.Heap.InfoTable.Types" "ghc-internal" 'False) (C1 ('MetaCons "StgInfoTable" 'PrefixI 'True) ((S1 ('MetaSel ('Just "entry") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Maybe EntryFunPtr)) :*: (S1 ('MetaSel ('Just "ptrs") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 HalfWord) :*: S1 ('MetaSel ('Just "nptrs") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 HalfWord))) :*: (S1 ('MetaSel ('Just "tipe") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 ClosureType) :*: (S1 ('MetaSel ('Just "srtlen") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 HalfWord) :*: S1 ('MetaSel ('Just "code") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Maybe ItblCodes))))))Defined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types

typetype EntryFunPtr = FunPtr (Ptr () -> IO (Ptr ()))

newtypenewtype HalfWord

Constructors

HalfWord HalfWord'

Instances8Enum, Eq, Integral, Num, Ord, Real, …

Enum HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Eq HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Integral HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Num HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Ord HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Real HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Show HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types
Storable HalfWordDefined in ghc-internal-10.0.0 · GHC.Internal.Heap.InfoTable.Types

typetype ItblCodes = Either [Word8] [Word32]