Safe Haskell	None
Language	GHC2021

GHC.StgToJS.Regs

Synopsis

data StgReg
- = R1
- | R2
- | R3
- | R4
- | R5
- | R6
- | R7
- | R8
- | R9
- | R10
- | R11
- | R12
- | R13
- | R14
- | R15
- | R16
- | R17
- | R18
- | R19
- | R20
- | R21
- | R22
- | R23
- | R24
- | R25
- | R26
- | R27
- | R28
- | R29
- | R30
- | R31
- | R32
- | R33
- | R34
- | R35
- | R36
- | R37
- | R38
- | R39
- | R40
- | R41
- | R42
- | R43
- | R44
- | R45
- | R46
- | R47
- | R48
- | R49
- | R50
- | R51
- | R52
- | R53
- | R54
- | R55
- | R56
- | R57
- | R58
- | R59
- | R60
- | R61
- | R62
- | R63
- | R64
- | R65
- | R66
- | R67
- | R68
- | R69
- | R70
- | R71
- | R72
- | R73
- | R74
- | R75
- | R76
- | R77
- | R78
- | R79
- | R80
- | R81
- | R82
- | R83
- | R84
- | R85
- | R86
- | R87
- | R88
- | R89
- | R90
- | R91
- | R92
- | R93
- | R94
- | R95
- | R96
- | R97
- | R98
- | R99
- | R100
- | R101
- | R102
- | R103
- | R104
- | R105
- | R106
- | R107
- | R108
- | R109
- | R110
- | R111
- | R112
- | R113
- | R114
- | R115
- | R116
- | R117
- | R118
- | R119
- | R120
- | R121
- | R122
- | R123
- | R124
- | R125
- | R126
- | R127
- | R128
data Special
- = Stack
- | Sp
sp :: JStgExpr
stack :: JStgExpr
r1 :: JStgExpr
r2 :: JStgExpr
r3 :: JStgExpr
r4 :: JStgExpr
regsFromR1 :: [StgReg]
regsFromR2 :: [StgReg]
jsRegsFromR1 :: [JStgExpr]
jsRegsFromR2 :: [JStgExpr]
data StgRet
- = Ret1
- | Ret2
- | Ret3
- | Ret4
- | Ret5
- | Ret6
- | Ret7
- | Ret8
- | Ret9
- | Ret10
jsRegToInt :: StgReg -> Int
intToJSReg :: Int -> StgReg
jsReg :: Int -> JStgExpr
maxReg :: Int
minReg :: Int
lowRegs :: [Ident]
retRegs :: [Ident]
register :: StgReg -> JStgExpr
foreignRegister :: StgRet -> JStgExpr

Documentation

data StgReg Source #

General purpose "registers"

The JS backend arbitrarily supports 128 registers

Constructors

R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21
R22
R23
R24
R25
R26
R27
R28
R29
R30
R31
R32
R33
R34
R35
R36
R37
R38
R39
R40
R41
R42
R43
R44
R45
R46
R47
R48
R49
R50
R51
R52
R53
R54
R55
R56
R57
R58
R59
R60
R61
R62
R63
R64
R65
R66
R67
R68
R69
R70
R71
R72
R73
R74
R75
R76
R77
R78
R79
R80
R81
R82
R83
R84
R85
R86
R87
R88
R89
R90
R91
R92
R93
R94
R95
R96
R97
R98
R99
R100
R101
R102
R103
R104
R105
R106
R107
R108
R109
R110
R111
R112
R113
R114
R115
R116
R117
R118
R119
R120
R121
R122
R123
R124
R125
R126
R127
R128

Instances

Instances details

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

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

sp :: JStgExpr Source #

stack :: JStgExpr Source #

r1 :: JStgExpr Source #

r2 :: JStgExpr Source #

r3 :: JStgExpr Source #

r4 :: JStgExpr Source #

regsFromR1 :: [StgReg] Source #

List of registers, starting from R1

regsFromR2 :: [StgReg] Source #

List of registers, starting from R2

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

jsRegToInt :: StgReg -> Int Source #

intToJSReg :: Int -> StgReg Source #

jsReg :: Int -> JStgExpr Source #

maxReg :: Int Source #

minReg :: Int Source #

lowRegs :: [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