RiscV-Formal/hs/Types.hs

{-# LANGUAGE DataKinds #-}
{-# LANGUAGE NumericUnderscores #-}

module Types(Pc, BusVal(..), Mem, FullWord, Insn, Addr) where

import Clash.Prelude

type Byte       = Unsigned 8
type HalfWord   = Unsigned 16
type FullWord   = Unsigned 32
type DoubleWord = Unsigned 64
type QuadWord   = Unsigned 128
type Insn = FullWord

data BusVal
    = BusByte Byte
    | BusHalfWord HalfWord
    | BusWord FullWord
    | BusDoubleWord DoubleWord
    | BusQuadWord QuadWord
    deriving (Generic, Show, Eq, NFDataX)

type Pc   = DoubleWord
type Addr = DoubleWord
type Mem n = Vec n FullWord