processor-creative-kit-0.1.0.1: a creation kit for instruction sets and cpu simulators and development tools

Safe HaskellSafe-Inferred
LanguageHaskell2010

Language.Pck.Cpu.Register

Contents

Synopsis

Note

This is an implementation dependent module. It's better to use functions in Language.Pck.Cpu.State.

Basic types

type GRegArray = Array GReg Int Source

data Flag Source

Constructors

FLZ

zero flag

FLC

carry flag

Instances

type FlagArray = Array Flag Bool Source

access to general purpose registers

initGReg :: GRegArray Source

initialize the general purpose registers array

getGReg :: GRegArray -> GReg -> Int Source

get a value of the general purpose register

getGReg2 :: GRegArray -> GReg -> GReg -> (Int, Int) Source

get values of the general purpose register pair

getGRegs :: GRegArray -> [Int] Source

get all values of the general purpose registers

modifyGReg :: GRegArray -> GReg -> Int -> GRegArray Source

modify general purpose registers

access to flag registers

initFlag :: FlagArray Source

initialize the flag registers array

getFlag :: FlagArray -> Flag -> Bool Source

get a value of the flag register value

getFlags :: FlagArray -> [Bool] Source

get all values of the flag registers

modifyFlag :: FlagArray -> Flag -> Bool -> FlagArray Source

modify flag registers

judgeFCond :: FlagArray -> FCond -> Bool Source

judge a flag condition