GHC.CmmToAsm.PPC.Regs

Documentation

virtualRegSqueeze :: RegClass -> VirtualReg -> Int Source #

regSqueeze_class reg Calculate 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 -> Int Source #

mkVirtualReg :: Unique -> Format -> VirtualReg Source #

regDotColor :: RealReg -> SDoc Source #

data Imm Source #

Constructors

ImmInt Int 
ImmInteger Integer 
ImmCLbl CLabel 
ImmLit SDoc 
ImmIndex CLabel Int 
ImmFloat Rational 
ImmDouble Rational 
ImmConstantSum Imm Imm 
ImmConstantDiff Imm Imm 
LO Imm 
HI Imm 
HA Imm 
HIGHERA Imm 
HIGHESTA 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 :: Platform -> Int -> AddrMode Source #

argRegs :: RegNo -> [Reg] Source #

allArgRegs :: [Reg] Source #

callClobberedRegs :: Platform -> [Reg] Source #

allMachRegNos :: [RegNo] Source #

classOfRealReg :: RealReg -> RegClass Source #

showReg :: RegNo -> String Source #

toRegNo :: Reg -> RegNo Source #

allFPArgRegs :: Platform -> [Reg] Source #

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

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

fReg :: Int -> RegNo Source #

r0 :: Reg Source #

sp :: Reg Source #

toc :: Reg Source #

r3 :: Reg Source #

r4 :: Reg Source #

r11 :: Reg Source #

r12 :: Reg Source #

r30 :: Reg Source #

tmpReg :: Platform -> Reg Source #

f1 :: Reg Source #

allocatableRegs :: Platform -> [RealReg] Source #