Safe Haskell	None
Language	GHC2024

GHC.StgToJS.Regs

Synopsis

newtype StgReg = StgReg Int
data Special
- = Stack
- | Sp
sp :: JStgExpr
stack :: JStgExpr
r1 :: JStgExpr
r2 :: JStgExpr
r3 :: JStgExpr
r4 :: JStgExpr
pattern R1 :: StgReg
pattern R2 :: StgReg
pattern R3 :: StgReg
pattern R4 :: StgReg
regsFromR1 :: [StgReg]
regsFromR2 :: [StgReg]
regsFromTo :: StgReg -> StgReg -> [StgReg]
jsRegsFrom :: StgReg -> [JStgExpr]
jsRegsFromR1 :: [JStgExpr]
jsRegsFromR2 :: [JStgExpr]
data StgRet
- = Ret1
- | Ret2
- | Ret3
- | Ret4
- | Ret5
- | Ret6
- | Ret7
- | Ret8
- | Ret9
- | Ret10
regNumber :: StgReg -> Int
jsReg :: Int -> JStgExpr
highReg :: Int -> JStgExpr
highReg_expr :: JStgExpr -> JStgExpr
maxReg :: StgReg
maxLowReg :: StgReg
minReg :: StgReg
minHighReg :: StgReg
lowRegs :: [StgReg]
lowRegsCount :: Int
lowRegsIdents :: [Ident]
retRegs :: [Ident]
register :: StgReg -> JStgExpr
foreignRegister :: StgRet -> JStgExpr

Documentation

newtype StgReg Source #

General purpose "registers"

Constructors

StgReg Int

Instances

Instances details

ToJExpr StgReg Source #
Instance details Defined in GHC.StgToJS.Regs Methods toJExpr :: StgReg -> JStgExpr Source # toJExprFromList :: [StgReg] -> JStgExpr Source #
Eq StgReg Source #
Instance details Defined in GHC.StgToJS.Regs Methods (==) :: StgReg -> StgReg -> Bool Source # (/=) :: StgReg -> StgReg -> Bool Source #
Ord StgReg Source #
Instance details Defined in GHC.StgToJS.Regs Methods compare :: StgReg -> StgReg -> Ordering Source # (<) :: StgReg -> StgReg -> Bool Source # (<=) :: StgReg -> StgReg -> Bool Source # (>) :: StgReg -> StgReg -> Bool Source # (>=) :: StgReg -> StgReg -> Bool Source # max :: StgReg -> StgReg -> StgReg Source # min :: StgReg -> StgReg -> StgReg Source #
Ix StgReg Source #
Instance details Defined in GHC.StgToJS.Regs Methods range :: (StgReg, StgReg) -> [StgReg] Source # index :: (StgReg, StgReg) -> StgReg -> Int Source # unsafeIndex :: (StgReg, StgReg) -> StgReg -> Int Source # inRange :: (StgReg, StgReg) -> StgReg -> Bool Source # rangeSize :: (StgReg, StgReg) -> Int Source # unsafeRangeSize :: (StgReg, StgReg) -> Int Source #

data Special Source #

Stack registers

Constructors

Stack
Sp

Instances

Instances details

ToJExpr Special Source #
Instance details Defined in GHC.StgToJS.Regs Methods toJExpr :: Special -> JStgExpr Source # toJExprFromList :: [Special] -> JStgExpr Source #
Eq Special Source #
Instance details Defined in GHC.StgToJS.Regs Methods (==) :: Special -> Special -> Bool Source # (/=) :: Special -> Special -> Bool Source #
Show Special Source #
Instance details Defined in GHC.StgToJS.Regs Methods showsPrec :: Int -> Special -> ShowS Source # show :: Special -> String Source # showList :: [Special] -> ShowS Source #

sp :: JStgExpr Source #

stack :: JStgExpr Source #

r1 :: JStgExpr Source #

r2 :: JStgExpr Source #

r3 :: JStgExpr Source #

r4 :: JStgExpr Source #

pattern R1 :: StgReg Source #

pattern R2 :: StgReg Source #

pattern R3 :: StgReg Source #

pattern R4 :: StgReg Source #

regsFromR1 :: [StgReg] Source #

List of registers, starting from R1

regsFromR2 :: [StgReg] Source #

List of registers, starting from R2

regsFromTo :: StgReg -> StgReg -> [StgReg] Source #

jsRegsFrom :: StgReg -> [JStgExpr] Source #

List of registers, starting from given reg as JExpr

jsRegsFromR1 :: [JStgExpr] Source #

List of registers, starting from R1 as JStgExpr

jsRegsFromR2 :: [JStgExpr] Source #

List of registers, starting from R2 as JExpr

data StgRet Source #

Return registers

Extra results from foreign calls can be stored here (while first result is directly returned)

Constructors

Ret1
Ret2
Ret3
Ret4
Ret5
Ret6
Ret7
Ret8
Ret9
Ret10

Instances

Instances details

ToJExpr StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods toJExpr :: StgRet -> JStgExpr Source # toJExprFromList :: [StgRet] -> JStgExpr Source #
Eq StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods (==) :: StgRet -> StgRet -> Bool Source # (/=) :: StgRet -> StgRet -> Bool Source #
Ord StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods compare :: StgRet -> StgRet -> Ordering Source # (<) :: StgRet -> StgRet -> Bool Source # (<=) :: StgRet -> StgRet -> Bool Source # (>) :: StgRet -> StgRet -> Bool Source # (>=) :: StgRet -> StgRet -> Bool Source # max :: StgRet -> StgRet -> StgRet Source # min :: StgRet -> StgRet -> StgRet Source #
Bounded StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods minBound :: StgRet Source # maxBound :: StgRet Source #
Enum StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods succ :: StgRet -> StgRet Source # pred :: StgRet -> StgRet Source # toEnum :: Int -> StgRet Source # fromEnum :: StgRet -> Int Source # enumFrom :: StgRet -> [StgRet] Source # enumFromThen :: StgRet -> StgRet -> [StgRet] Source # enumFromTo :: StgRet -> StgRet -> [StgRet] Source # enumFromThenTo :: StgRet -> StgRet -> StgRet -> [StgRet] Source #
Ix StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods range :: (StgRet, StgRet) -> [StgRet] Source # index :: (StgRet, StgRet) -> StgRet -> Int Source # unsafeIndex :: (StgRet, StgRet) -> StgRet -> Int Source # inRange :: (StgRet, StgRet) -> StgRet -> Bool Source # rangeSize :: (StgRet, StgRet) -> Int Source # unsafeRangeSize :: (StgRet, StgRet) -> Int Source #
Show StgRet Source #
Instance details Defined in GHC.StgToJS.Regs Methods showsPrec :: Int -> StgRet -> ShowS Source # show :: StgRet -> String Source # showList :: [StgRet] -> ShowS Source #

regNumber :: StgReg -> Int Source #

1-indexed register number (R1 has index 1)

jsReg :: Int -> JStgExpr Source #

highReg :: Int -> JStgExpr Source #

High register

highReg_expr :: JStgExpr -> JStgExpr Source #

High register indexing with a JS expression

maxReg :: StgReg Source #

maxLowReg :: StgReg Source #

minReg :: StgReg Source #

minHighReg :: StgReg Source #

First register stored in h$regs array instead of having its own top-level variable

lowRegs :: [StgReg] Source #

lowRegsCount :: Int Source #

lowRegsIdents :: [Ident] Source #

retRegs :: [Ident] Source #

Given a register, return the JS syntax object representing that register

foreignRegister :: StgRet -> JStgExpr Source #

Given a register, return the JS syntax object representing that register