GHC.Prim

The word size story.

Char#

data Char#

Int#

data Int#

Word#

data Word#

Narrowings

Integer#

Double#

data Double#

Float#

data Float#

Arrays

data Array# a
data MutableArray# s a

Byte Arrays

data ByteArray#

Addr#

data Addr#

Mutable variables

data MutVar# s a

Exceptions

STM-accessible Mutable Variables

data TVar# s a

Synchronized Mutable Variables

data MVar# s a

Delay/wait operations

Concurrency primitives

data State# s
data RealWorld
data ThreadId#

Weak pointers

data Weak# b

Stable pointers and names

data StablePtr# a
data StableName# a

Unsafe pointer equality

Parallelism

Tag to enum stuff

Bytecode operations

data BCO#

Etc

data Any a