ghc-6.12.3: The GHC API Source code Contents Index

PPC.Regs

Synopsis

virtualRegSqueeze :: RegClass -> VirtualReg -> FastInt realRegSqueeze :: RegClass -> RealReg -> FastInt mkVirtualReg :: Unique -> Size -> VirtualReg regDotColor :: RealReg -> SDoc data Imm = ImmInt Int | ImmInteger Integer | ImmCLbl CLabel | ImmLit Doc | ImmIndex CLabel Int | ImmFloat Rational | ImmDouble Rational | ImmConstantSum Imm Imm | ImmConstantDiff Imm Imm | LO Imm | HI Imm | HA Imm strImmLit :: String -> Imm litToImm :: CmmLit -> Imm data AddrMode = AddrRegReg Reg Reg | AddrRegImm Reg Imm addrOffset :: AddrMode -> Int -> Maybe AddrMode spRel :: Int -> AddrMode argRegs :: RegNo -> [Reg] allArgRegs :: [Reg] callClobberedRegs :: [Reg] allMachRegNos :: [RegNo] classOfRealReg :: RealReg -> RegClass showReg :: RegNo -> String allFPArgRegs :: [Reg] fits16Bits :: Integral a => a -> Bool makeImmediate :: Integral a => Width -> Bool -> a -> Maybe Imm fReg :: Int -> RegNo sp :: Reg r3 :: Reg r4 :: Reg r27 :: Reg r28 :: Reg f1 :: Reg f20 :: Reg f21 :: Reg freeReg :: RegNo -> FastBool globalRegMaybe :: GlobalReg -> Maybe Reg get_GlobalReg_reg_or_addr :: GlobalReg -> Either Reg CmmExpr allocatableRegs :: [RealReg]

Documentation

virtualRegSqueeze :: RegClass -> VirtualReg -> FastInt Source

regSqueeze_class reg Calculuate the maximum number of register colors that could be denied to a node of this class due to having this reg as a neighbour.

realRegSqueeze :: RegClass -> RealReg -> FastInt Source

mkVirtualReg :: Unique -> Size -> VirtualReg Source

regDotColor :: RealReg -> SDoc Source

data Imm Source

Constructors ImmInt Int ImmInteger Integer ImmCLbl CLabel ImmLit Doc ImmIndex CLabel Int ImmFloat Rational ImmDouble Rational ImmConstantSum Imm Imm ImmConstantDiff Imm Imm LO Imm HI Imm HA Imm

strImmLit :: String -> Imm Source

litToImm :: CmmLit -> Imm Source

data AddrMode Source

Constructors AddrRegReg Reg Reg AddrRegImm Reg Imm

addrOffset :: AddrMode -> Int -> Maybe AddrMode Source

spRel :: Int -> AddrMode Source

argRegs :: RegNo -> [Reg] Source

allArgRegs :: [Reg] Source

callClobberedRegs :: [Reg] Source

allMachRegNos :: [RegNo] Source

classOfRealReg :: RealReg -> RegClass Source

showReg :: RegNo -> String Source

allFPArgRegs :: [Reg] Source

fits16Bits :: Integral a => a -> Bool Source

makeImmediate :: Integral a => Width -> Bool -> a -> Maybe Imm Source

fReg :: Int -> RegNo Source

sp :: Reg Source

r3 :: Reg Source

r4 :: Reg Source

r27 :: Reg Source

r28 :: Reg Source

f1 :: Reg Source

f20 :: Reg Source

f21 :: Reg Source

freeReg :: RegNo -> FastBool Source

globalRegMaybe :: GlobalReg -> Maybe Reg Source

get_GlobalReg_reg_or_addr :: GlobalReg -> Either Reg CmmExpr Source

allocatableRegs :: [RealReg] Source

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