apple-0.1.0.0: src/Asm/Aarch64.hs
{-# LANGUAGE DeriveFunctor #-}
{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE OverloadedStrings #-}
module Asm.Aarch64 ( AArch64 (..)
, Addr (..)
, Cond (..)
, Shift (..), BM (..)
, AbsReg (..)
, FAbsReg (..)
, AReg (..)
, FAReg (..)
, prettyDebug
, mapR
, mapFR
, toInt
, fToInt
, pus, pos
, puds, pods
, pSym
) where
import Asm.M
import Control.DeepSeq (NFData (..))
import Data.Copointed
import Data.Word (Word16, Word8)
import GHC.Generics (Generic)
import Numeric (showHex)
import Prettyprinter (Doc, Pretty (..), brackets, (<+>))
import Prettyprinter.Ext
import System.Info (os)
-- https://developer.arm.com/documentation/102374/0101/Registers-in-AArch64---other-registers
data AReg = X0 | X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | X14 | X15 | X16 | X17 | X18 | X19 | X20 | X21 | X22 | X23 | X24 | X25 | X26 | X27 | X28 | X29 | X30 | SP deriving (Eq, Ord, Enum, Generic)
instance Pretty AReg where
pretty X0 = "x0"; pretty X1 = "x1"; pretty X2 = "x2"; pretty X3 = "x3"; pretty X4 = "x4"; pretty X5 = "x5"; pretty X6 = "x6"; pretty X7 = "x7"
pretty X8 = "x8"; pretty X9 = "x9"; pretty X10 = "x10"; pretty X11 = "x11"; pretty X12 = "x12"; pretty X13 = "x13"; pretty X14 = "x14"; pretty X15 = "x15"
pretty X16 = "x16"; pretty X17 = "x17"; pretty X18 = "x18"; pretty X19 = "x19"; pretty X20 = "x20"; pretty X21 = "x21"; pretty X22 = "x22"; pretty X23 = "x23"
pretty X24 = "x24"; pretty X25 = "x25"; pretty X26 = "x26"; pretty X27 = "x27"; pretty X28 = "x28"; pretty X29 = "x29"; pretty X30 = "x30"; pretty SP = "sp"
instance Show AReg where show = show.pretty
data FAReg = D0 | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | D9 | D10 | D11 | D12 | D13 | D14 | D15 | D16 | D17 | D18 | D19 | D20 | D21 | D22 | D23 | D24 | D25 | D26 | D27 | D28 | D29 | D30 | D31 deriving (Eq, Ord, Enum, Generic)
instance Pretty FAReg where
pretty D0 = "d0"; pretty D1 = "d1"; pretty D2 = "d2"; pretty D3 = "d3"; pretty D4 = "d4"; pretty D5 = "d5"; pretty D6 = "d6"; pretty D7 = "d7"
pretty D8 = "d8"; pretty D9 = "d9"; pretty D10 = "d10"; pretty D11 = "d11"; pretty D12 = "d12"; pretty D13 = "d13"; pretty D14 = "d14"; pretty D15 = "d15"
pretty D16 = "d16"; pretty D17 = "d17"; pretty D18 = "d18"; pretty D19 = "d19"; pretty D20 = "d20"; pretty D21 = "d21"; pretty D22 = "d22"; pretty D23 = "d23"
pretty D24 = "d24"; pretty D25 = "d25"; pretty D26 = "d26"; pretty D27 = "d27"; pretty D28 = "d28"; pretty D29 = "d29"; pretty D30 = "d30"; pretty D31 = "d31"
instance Show FAReg where show = show.pretty
instance NFData AReg where
instance NFData FAReg where
data AbsReg = IReg !Int | CArg0 | CArg1 | CArg2 | CArg3 | CArg4 | CArg5 | CArg6 | CArg7 | LR | FP | ASP
-- r0-r7 used for return values as well
instance Pretty AbsReg where
pretty (IReg i) = "T" <> pretty i
pretty LR = "LR"
pretty ASP = "SP"
pretty CArg0 = "X0"
pretty CArg1 = "X1"
pretty CArg2 = "X2"
pretty CArg3 = "X3"
pretty CArg4 = "X4"
pretty CArg5 = "X5"
pretty CArg6 = "X6"
pretty CArg7 = "X7"
pretty FP = "FP"
data FAbsReg = FReg !Int | FArg0 | FArg1 | FArg2 | FArg3 | FArg4 | FArg5 | FArg6 | FArg7
instance Pretty FAbsReg where
pretty (FReg i) = "F" <> pretty i
pretty FArg0 = "D0"
pretty FArg1 = "D1"
pretty FArg2 = "D2"
pretty FArg3 = "D3"
pretty FArg4 = "D4"
pretty FArg5 = "D5"
pretty FArg6 = "D6"
pretty FArg7 = "D7"
toInt :: AbsReg -> Int
toInt CArg0 = 0
toInt CArg1 = 1
toInt CArg2 = 2
toInt CArg3 = 3
toInt CArg4 = 4
toInt CArg5 = 5
toInt CArg6 = 6
toInt CArg7 = 7
toInt LR = 8
toInt ASP = 9
toInt FP = 18
toInt (IReg i) = 19+i
fToInt :: FAbsReg -> Int
fToInt FArg0 = 10
fToInt FArg1 = 11
fToInt FArg2 = 12
fToInt FArg3 = 13
fToInt FArg4 = 14
fToInt FArg5 = 15
fToInt FArg6 = 16
fToInt FArg7 = 17
fToInt (FReg i) = 19+i
data Shift = Zero | Three
instance NFData Shift where rnf Zero = (); rnf Three = ()
instance Pretty Shift where
pretty Zero = "#0"; pretty Three = "#3"
-- left: shift left by this much
data BM = BM { ims, left :: !Word8 } deriving Eq
instance NFData BM where rnf (BM i ls) = rnf i `seq` rnf ls
instance Pretty BM where
pretty (BM m l) = "0b" <> pretty (replicate (fromIntegral m) '1' ++ replicate (fromIntegral l) '0')
data Addr reg = R reg | RP reg Word16 | BI reg reg Shift deriving (Functor, Generic)
instance NFData a => NFData (Addr a) where
instance Pretty reg => Pretty (Addr reg) where
pretty (R r) = brackets (pretty r)
pretty (RP r u) = brackets (pretty r <> "," <+> hexd u)
pretty (BI b i s) = brackets (pretty b <> "," <+> pretty i <> "," <+> "LSL" <+> pretty s)
data Cond = Eq | Neq | Geq | Lt | Gt | Leq
instance NFData Cond where rnf Eq=(); rnf Neq=(); rnf Geq=(); rnf Lt=(); rnf Gt=(); rnf Leq=()
instance Pretty Cond where
pretty Eq = "EQ"; pretty Neq = "NE"; pretty Geq = "GE"
pretty Lt = "LT"; pretty Gt = "GT"; pretty Leq = "LE"
pSym :: Pretty a => a -> Doc ann
pSym = case os of {"linux" -> id; "darwin" -> ("_"<>)}.pretty
-- https://developer.arm.com/documentation/ddi0596/2020-12/Base-Instructions
data AArch64 reg freg a = Label { ann :: a, label :: Label }
| B { ann :: a, label :: Label }
| Blr { ann :: a, rSrc :: reg }
| C { ann :: a, label :: Label }
| Bl { ann :: a, cfunc :: CFunc }
| Bc { ann :: a, cond :: Cond, label :: Label }
| Ret { ann :: a } | RetL { ann :: a, label :: Label }
| FMovXX { ann :: a, dDest, dSrc :: freg }
| FMovDR { ann :: a, dDest :: freg, rSrc :: reg }
| MovRR { ann :: a, rDest, rSrc :: reg }
| MovRC { ann :: a, rDest :: reg, cSrc :: Word16 }
| MovZ { ann :: a, rDest :: reg, cSrc :: Word16, lsl :: Int }
| MovRCf { ann :: a, rDest :: reg, cfunc :: CFunc }
| LdrRL { ann :: a, rDest :: reg, lSrc :: Int }
| MovK { ann :: a, rDest :: reg, cSrc :: Word16, lsl :: Int }
| Ldr { ann :: a, rDest :: reg, aSrc :: Addr reg }
| LdrB { ann :: a, rDest :: reg, aSrc :: Addr reg }
| Str { ann :: a, rSrc :: reg, aDest :: Addr reg }
| StrB { ann :: a, rSrc :: reg, aDest :: Addr reg }
| LdrD { ann :: a, dDest :: freg, aSrc :: Addr reg }
| StrD { ann :: a, dSrc :: freg, aDest :: Addr reg }
| SubRR { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| AddRR { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| AddRRS { ann :: a, rDest, rSrc1, rSrc2 :: reg, sC :: Word8 }
| ZeroR { ann :: a, rDest :: reg }
| Mvn { ann :: a, rDest, rSrc :: reg }
| AndRR { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| OrRR { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| Eor { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| MulRR { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| Madd { ann :: a, rDest, rSrc1, rSrc2, rSrc3 :: reg }
| Msub { ann :: a, rDest, rSrc1, rSrc2, rSrc3 :: reg }
| Sdiv { ann :: a, rDest, rSrc1, rSrc2 :: reg }
| AddRC { ann :: a, rDest, rSrc :: reg, rC :: Word16 }
| SubRC { ann :: a, rDest, rSrc :: reg, rC :: Word16 }
| Lsl { ann :: a, rDest, rSrc :: reg, sC :: Word8 }
| Asr { ann :: a, rDest, rSrc :: reg, sC :: Word8 }
| CmpRC { ann :: a, rSrc :: reg, cSrc :: Word16 }
| CmpRR { ann :: a, rSrc1, rSrc2 :: reg }
| Neg { ann :: a, rDest, rSrc :: reg }
| Fmul { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| Fadd { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| Fsub { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| Fdiv { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| FcmpZ { ann :: a, dSrc :: freg }
| Fcmp { ann :: a, dSrc1, dSrc2 :: freg }
| Fneg { ann :: a, dDest, dSrc :: freg }
| Scvtf { ann :: a, dDest :: freg, rSrc :: reg }
| Fcvtms { ann :: a, rDest :: reg, dSrc :: freg }
| Fcvtas { ann :: a, rDest :: reg, dSrc :: freg }
| Stp { ann :: a, rSrc1, rSrc2 :: reg, aDest :: Addr reg }
| Ldp { ann :: a, rDest1, rDest2 :: reg, aSrc :: Addr reg }
| StpD { ann :: a, dSrc1, dSrc2 :: freg, aDest :: Addr reg }
| LdpD { ann :: a, dDest1, dDest2 :: freg, aSrc :: Addr reg }
| Fmadd { ann :: a, dDest, dSrc1, dSrc2, dSrc3 :: freg }
| Fmsub { ann :: a, dDest, dSrc1, dSrc2, dSrc3 :: freg }
| Fsqrt { ann :: a, dDest, dSrc :: freg }
| Frintm { ann :: a, dDest, dSrc :: freg }
| MrsR { ann :: a, rDest :: reg }
| Fmax { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| Fmin { ann :: a, dDest, dSrc1, dSrc2 :: freg }
| Fabs { ann :: a, dDest, dSrc :: freg }
| Csel { ann :: a, rDest, rSrc1, rSrc2 :: reg, cond :: Cond }
| Tbnz { ann :: a, rSrc :: reg, bit :: Word8, label :: Label }
| Tbz { ann :: a, rSrc :: reg, bit :: Word8, label :: Label }
| Cbnz { ann :: a, rSrc :: reg, label :: Label }
| Fcsel { ann :: a, dDest, dSrc1, dSrc2 :: freg, cond :: Cond }
| Cset { ann :: a, rDest :: reg, cond :: Cond }
| TstI { ann :: a, rSrc1 :: reg, imm :: BM }
| EorI { ann :: a, rSrc, rDesg :: reg, imm :: BM }
deriving (Functor, Generic)
instance (NFData r, NFData d, NFData a) => NFData (AArch64 r d a) where
instance Copointed (AArch64 reg freg) where copoint = ann
mapR :: (areg -> reg) -> AArch64 areg afreg a -> AArch64 reg afreg a
mapR _ (Label x l) = Label x l
mapR _ (B x l) = B x l
mapR _ (Bc x c l) = Bc x c l
mapR _ (Bl x f) = Bl x f
mapR _ (C x l) = C x l
mapR _ (FMovXX l r0 r1) = FMovXX l r0 r1
mapR f (MovRR l r0 r1) = MovRR l (f r0) (f r1)
mapR f (MovRC l r c) = MovRC l (f r) c
mapR f (Ldr l r a) = Ldr l (f r) (f <$> a)
mapR f (LdrB l r a) = LdrB l (f r) (f <$> a)
mapR f (Str l r a) = Str l (f r) (f <$> a)
mapR f (StrB l r a) = StrB l (f r) (f<$>a)
mapR f (LdrD l xr a) = LdrD l xr (f <$> a)
mapR f (AddRR l r0 r1 r2) = AddRR l (f r0) (f r1) (f r2)
mapR f (AddRRS l r0 r1 r2 s) = AddRRS l (f r0) (f r1) (f r2) s
mapR f (SubRR l r0 r1 r2) = SubRR l (f r0) (f r1) (f r2)
mapR f (AddRC l r0 r1 c) = AddRC l (f r0) (f r1) c
mapR f (SubRC l r0 r1 c) = SubRC l (f r0) (f r1) c
mapR f (ZeroR l r) = ZeroR l (f r)
mapR f (Mvn l r0 r1) = Mvn l (f r0) (f r1)
mapR f (AndRR l r0 r1 r2) = AndRR l (f r0) (f r1) (f r2)
mapR f (OrRR l r0 r1 r2) = OrRR l (f r0) (f r1) (f r2)
mapR f (Eor l r0 r1 r2) = Eor l (f r0) (f r1) (f r2)
mapR f (Lsl l r0 r1 s) = Lsl l (f r0) (f r1) s
mapR f (Asr l r0 r1 s) = Asr l (f r0) (f r1) s
mapR f (CmpRR l r0 r1) = CmpRR l (f r0) (f r1)
mapR f (CmpRC l r c) = CmpRC l (f r) c
mapR f (Neg l r0 r1) = Neg l (f r0) (f r1)
mapR _ (Fadd l xr0 xr1 xr2) = Fadd l xr0 xr1 xr2
mapR _ (Fsub l xr0 xr1 xr2) = Fsub l xr0 xr1 xr2
mapR _ (Fmul l xr0 xr1 xr2) = Fmul l xr0 xr1 xr2
mapR _ (Fneg l xr0 xr1) = Fneg l xr0 xr1
mapR _ (FcmpZ l xr) = FcmpZ l xr
mapR _ (Ret l) = Ret l
mapR _ (RetL x l) = RetL x l
mapR f (MulRR l r0 r1 r2) = MulRR l (f r0) (f r1) (f r2)
mapR f (Madd l r0 r1 r2 r3) = Madd l (f r0) (f r1) (f r2) (f r3)
mapR f (Msub l r0 r1 r2 r3) = Msub l (f r0) (f r1) (f r2) (f r3)
mapR f (Sdiv l r0 r1 r2) = Sdiv l (f r0) (f r1) (f r2)
mapR f (StrD l d a) = StrD l d (f <$> a)
mapR _ (Fdiv l d0 d1 d2) = Fdiv l d0 d1 d2
mapR f (Scvtf l d r) = Scvtf l d (f r)
mapR f (Fcvtms l r d) = Fcvtms l (f r) d
mapR f (Fcvtas l r d) = Fcvtas l (f r) d
mapR f (MovK l r u s) = MovK l (f r) u s
mapR f (MovZ l r u s) = MovZ l (f r) u s
mapR f (FMovDR l d r) = FMovDR l d (f r)
mapR _ (Fcmp l d0 d1) = Fcmp l d0 d1
mapR f (Ldp l r0 r1 a) = Ldp l (f r0) (f r1) (f <$> a)
mapR f (Stp l r0 r1 a) = Stp l (f r0) (f r1) (f <$> a)
mapR f (LdpD l d0 d1 a) = LdpD l d0 d1 (f <$> a)
mapR f (StpD l d0 d1 a) = StpD l d0 d1 (f <$> a)
mapR _ (Fmadd l d0 d1 d2 d3) = Fmadd l d0 d1 d2 d3
mapR _ (Fmsub l d0 d1 d2 d3) = Fmsub l d0 d1 d2 d3
mapR _ (Fsqrt l d0 d1) = Fsqrt l d0 d1
mapR _ (Frintm l d0 d1) = Frintm l d0 d1
mapR f (MrsR l r) = MrsR l (f r)
mapR f (MovRCf l r cf) = MovRCf l (f r) cf
mapR f (LdrRL x r l) = LdrRL x (f r) l
mapR f (Blr l r) = Blr l (f r)
mapR _ (Fmax l d0 d1 d2) = Fmax l d0 d1 d2
mapR _ (Fmin l d0 d1 d2) = Fmin l d0 d1 d2
mapR _ (Fabs l d0 d1) = Fabs l d0 d1
mapR f (Csel l r0 r1 r2 p) = Csel l (f r0) (f r1) (f r2) p
mapR f (Tbnz l r n p) = Tbnz l (f r) n p
mapR f (Tbz l r n p) = Tbz l (f r) n p
mapR f (Cbnz x r l) = Cbnz x (f r) l
mapR _ (Fcsel l d0 d1 d2 p) = Fcsel l d0 d1 d2 p
mapR f (TstI l r i) = TstI l (f r) i
mapR f (Cset l r c) = Cset l (f r) c
mapR f (EorI l r0 r1 i) = EorI l (f r0) (f r1) i
mapFR :: (afreg -> freg) -> AArch64 areg afreg a -> AArch64 areg freg a
mapFR _ (Label x l) = Label x l
mapFR _ (B x l) = B x l
mapFR _ (Bc x c l) = Bc x c l
mapFR _ (Bl x f) = Bl x f
mapFR _ (C x l) = C x l
mapFR f (FMovXX l xr0 xr1) = FMovXX l (f xr0) (f xr1)
mapFR _ (MovRR l r0 r1) = MovRR l r0 r1
mapFR _ (MovRC l r0 c) = MovRC l r0 c
mapFR _ (Ldr l r a) = Ldr l r a
mapFR _ (LdrB l r a) = LdrB l r a
mapFR _ (Str l r a) = Str l r a
mapFR _ (StrB l r a) = StrB l r a
mapFR f (LdrD l xr a) = LdrD l (f xr) a
mapFR _ (AddRR l r0 r1 r2) = AddRR l r0 r1 r2
mapFR _ (AddRRS l r0 r1 r2 s) = AddRRS l r0 r1 r2 s
mapFR _ (AddRC l r0 r1 c) = AddRC l r0 r1 c
mapFR _ (SubRR l r0 r1 r2) = SubRR l r0 r1 r2
mapFR _ (SubRC l r0 r1 c) = SubRC l r0 r1 c
mapFR _ (ZeroR l r) = ZeroR l r
mapFR _ (Mvn l r0 r1) = Mvn l r0 r1
mapFR _ (AndRR l r0 r1 r2) = AndRR l r0 r1 r2
mapFR _ (OrRR l r0 r1 r2) = OrRR l r0 r1 r2
mapFR _ (Eor l r0 r1 r2) = Eor l r0 r1 r2
mapFR _ (EorI l r0 r1 i) = EorI l r0 r1 i
mapFR _ (Lsl l r0 r1 s) = Lsl l r0 r1 s
mapFR _ (Asr l r0 r1 s) = Asr l r0 r1 s
mapFR _ (CmpRC l r c) = CmpRC l r c
mapFR _ (CmpRR l r0 r1) = CmpRR l r0 r1
mapFR _ (Neg l r0 r1) = Neg l r0 r1
mapFR f (Fmul l xr0 xr1 xr2) = Fmul l (f xr0) (f xr1) (f xr2)
mapFR f (Fadd l xr0 xr1 xr2) = Fadd l (f xr0) (f xr1) (f xr2)
mapFR f (Fsub l xr0 xr1 xr2) = Fsub l (f xr0) (f xr1) (f xr2)
mapFR f (FcmpZ l xr) = FcmpZ l (f xr)
mapFR _ (Ret l) = Ret l
mapFR _ (RetL x l) = RetL x l
mapFR f (Fdiv l d0 d1 d2) = Fdiv l (f d0) (f d1) (f d2)
mapFR _ (MulRR l r0 r1 r2) = MulRR l r0 r1 r2
mapFR _ (Madd l r0 r1 r2 r3) = Madd l r0 r1 r2 r3
mapFR _ (Msub l r0 r1 r2 r3) = Msub l r0 r1 r2 r3
mapFR _ (Sdiv l r0 r1 r2) = Sdiv l r0 r1 r2
mapFR f (StrD l d a) = StrD l (f d) a
mapFR f (Scvtf l d r) = Scvtf l (f d) r
mapFR f (Fcvtms l r d) = Fcvtms l r (f d)
mapFR f (Fcvtas l r d) = Fcvtas l r (f d)
mapFR _ (MovK l r u s) = MovK l r u s
mapFR _ (MovZ l r u s) = MovZ l r u s
mapFR f (FMovDR l d r) = FMovDR l (f d) r
mapFR f (Fcmp l d0 d1) = Fcmp l (f d0) (f d1)
mapFR _ (Stp l r0 r1 a) = Stp l r0 r1 a
mapFR _ (Ldp l r0 r1 a) = Ldp l r0 r1 a
mapFR f (StpD l d0 d1 a) = StpD l (f d0) (f d1) a
mapFR f (LdpD l d0 d1 a) = LdpD l (f d0) (f d1) a
mapFR f (Fmadd l d0 d1 d2 d3) = Fmadd l (f d0) (f d1) (f d2) (f d3)
mapFR f (Fmsub l d0 d1 d2 d3) = Fmsub l (f d0) (f d1) (f d2) (f d3)
mapFR f (Fsqrt l d0 d1) = Fsqrt l (f d0) (f d1)
mapFR f (Fneg l d0 d1) = Fneg l (f d0) (f d1)
mapFR f (Frintm l d0 d1) = Frintm l (f d0) (f d1)
mapFR _ (MrsR l r) = MrsR l r
mapFR _ (Blr l r) = Blr l r
mapFR _ (MovRCf l r cf) = MovRCf l r cf
mapFR _ (LdrRL x r l) = LdrRL x r l
mapFR f (Fmax l d0 d1 d2) = Fmax l (f d0) (f d1) (f d2)
mapFR f (Fmin l d0 d1 d2) = Fmin l (f d0) (f d1) (f d2)
mapFR f (Fabs l d0 d1) = Fabs l (f d0) (f d1)
mapFR _ (Csel l r0 r1 r2 p) = Csel l r0 r1 r2 p
mapFR _ (Tbnz l r n p) = Tbnz l r n p
mapFR _ (Tbz l r n p) = Tbz l r n p
mapFR _ (Cbnz x r l) = Cbnz x r l
mapFR f (Fcsel l d0 d1 d2 p) = Fcsel l (f d0) (f d1) (f d2) p
mapFR _ (TstI l r i) = TstI l r i
mapFR _ (Cset l r c) = Cset l r c
s2 :: [a] -> [(a, Maybe a)]
s2 (r0:r1:rs) = (r0, Just r1):s2 rs
s2 [r] = [(r, Nothing)]
s2 [] = []
pus, pos :: [AReg] -> [AArch64 AReg freg ()]
pus = concatMap go.s2 where go (r0, Just r1) = [SubRC () SP SP 16, Stp () r0 r1 (R SP)]; go (r, Nothing) = [SubRC () SP SP 16, Str () r (R SP)]
pos = concatMap go.reverse.s2 where go (r0, Just r1) = [Ldp () r0 r1 (R SP), AddRC () SP SP 16]; go (r, Nothing) = [Ldr () r (R SP), AddRC () SP SP 16]
puds, pods :: [freg] -> [AArch64 AReg freg ()]
puds = concatMap go.s2 where go (r0, Just r1) = [SubRC () SP SP 16, StpD () r0 r1 (R SP)]; go (r, Nothing) = [SubRC () SP SP 16, StrD () r (R SP)]
pods = concatMap go.reverse.s2 where go (r0, Just r1) = [LdpD () r0 r1 (R SP), AddRC () SP SP 16]; go (r, Nothing) = [LdrD () r (R SP), AddRC () SP SP 16]
hexd :: Integral a => a -> Doc ann
hexd = pretty.($"").(("#0x"++).).showHex
instance (Pretty reg, Pretty freg) => Pretty (AArch64 reg freg a) where
pretty (Label _ l) = prettyLabel l <> ":"
pretty (B _ l) = i4 ("b" <+> prettyLabel l)
pretty (Blr _ r) = i4 ("blr" <+> pretty r)
pretty (Bl _ l) = i4 ("bl" <+> pSym l)
pretty (C _ l) = i4 ("call" <+> pretty l)
pretty (Bc _ c l) = i4 ("b." <> pretty c <+> prettyLabel l)
pretty (FMovXX _ xr0 xr1) = i4 ("fmov" <+> pretty xr0 <> "," <+> pretty xr1)
pretty (FMovDR _ d r) = i4 ("fmov" <+> pretty d <> "," <+> pretty r)
pretty (MovRR _ r0 r1) = i4 ("mov" <+> pretty r0 <> "," <+> pretty r1)
pretty (MovRC _ r u) = i4 ("mov" <+> pretty r <> "," <+> hexd u)
pretty (Ldr _ r a) = i4 ("ldr" <+> pretty r <> "," <+> pretty a)
pretty (LdrB _ r a) = i4 ("ldrb" <+> pretty r <> "," <+> pretty a)
pretty (Str _ r a) = i4 ("str" <+> pretty r <> "," <+> pretty a)
pretty (StrB _ r a) = i4 ("strb" <+> pretty r <> "," <+> pretty a)
pretty (LdrD _ xr a) = i4 ("ldr" <+> pretty xr <> "," <+> pretty a)
pretty (StrD _ xr a) = i4 ("str" <+> pretty xr <> "," <+> pretty a)
pretty (AddRR _ rD rS rS') = i4 ("add" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (AddRRS _ rD rS rS' s) = i4 ("add" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS' <> "," <+> "LSL" <+> "#" <> pretty s)
pretty (SubRR _ rD rS rS') = i4 ("sub" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (AndRR _ rD rS rS') = i4 ("and" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (OrRR _ rD rS rS') = i4 ("orr" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (Eor _ rD rS rS') = i4 ("eor" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (EorI _ rD rS i) = i4 ("eor" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty i)
pretty (ZeroR _ rD) = i4 ("eor" <+> pretty rD <> "," <+> pretty rD <> "," <+> pretty rD)
pretty (Mvn _ rD rS) = i4 ("mvn" <+> pretty rD <> "," <+> pretty rS)
pretty (MulRR _ rD rS rS') = i4 ("mul" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (SubRC _ rD rS u) = i4 ("sub" <+> pretty rD <> "," <+> pretty rS <> "," <+> hexd u)
pretty (AddRC _ rD rS u) = i4 ("add" <+> pretty rD <> "," <+> pretty rS <> "," <+> hexd u)
pretty (Lsl _ rD rS u) = i4 ("lsl" <+> pretty rD <> "," <+> pretty rS <> "," <+> hexd u)
pretty (Asr _ rD rS u) = i4 ("asr" <+> pretty rD <> "," <+> pretty rS <> "," <+> hexd u)
pretty (CmpRC _ r u) = i4 ("cmp" <+> pretty r <> "," <+> hexd u)
pretty (CmpRR _ r0 r1) = i4 ("cmp" <+> pretty r0 <> "," <+> pretty r1)
pretty (Neg _ rD rS) = i4 ("neg" <+> pretty rD <> "," <+> pretty rS)
pretty (Fmul _ rD r0 r1) = i4 ("fmul" <+> pretty rD <> "," <+> pretty r0 <> "," <+> pretty r1)
pretty (Fadd _ rD r0 r1) = i4 ("fadd" <+> pretty rD <> "," <+> pretty r0 <> "," <+> pretty r1)
pretty (Fsub _ rD r0 r1) = i4 ("fsub" <+> pretty rD <> "," <+> pretty r0 <> "," <+> pretty r1)
pretty (Fdiv _ rD r0 r1) = i4 ("fdiv" <+> pretty rD <> "," <+> pretty r0 <> "," <+> pretty r1)
pretty (FcmpZ _ xr) = i4 ("fcmp" <+> pretty xr <> "," <+> "#0.0")
pretty (Fneg _ d0 d1) = i4 ("fneg" <+> pretty d0 <> "," <+> pretty d1)
pretty Ret{} = i4 "ret"
pretty RetL{} = i4 "ret"
pretty (Scvtf _ d r) = i4 ("scvtf" <+> pretty d <> "," <+> pretty r)
pretty (Fcvtms _ r d) = i4 ("fcvtms" <+> pretty r <> "," <+> pretty d)
pretty (Fcvtas _ r d) = i4 ("fcvtas" <+> pretty r <> "," <+> pretty d)
pretty (MovK _ r i s) = i4 ("movk" <+> pretty r <> "," <+> hexd i <> "," <+> "LSL" <+> "#" <> pretty s)
pretty (MovZ _ r i s) = i4 ("movz" <+> pretty r <> "," <+> hexd i <> "," <+> "LSL" <+> "#" <> pretty s)
pretty (Fcmp _ d0 d1) = i4 ("fcmp" <+> pretty d0 <> "," <+> pretty d1)
pretty (Stp _ r0 r1 a) = i4 ("stp" <+> pretty r0 <> "," <+> pretty r1 <> "," <+> pretty a)
pretty (Ldp _ r0 r1 a) = i4 ("ldp" <+> pretty r0 <> "," <+> pretty r1 <> "," <+> pretty a)
pretty (StpD _ d0 d1 a) = i4 ("stp" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty a)
pretty (LdpD _ d0 d1 a) = i4 ("ldp" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty a)
pretty (Fmadd _ d0 d1 d2 d3) = i4 ("fmadd" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty d2 <> "," <+> pretty d3)
pretty (Fmsub _ d0 d1 d2 d3) = i4 ("fmsub" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty d2 <> "," <+> pretty d3)
pretty (Madd _ r0 r1 r2 r3) = i4 ("madd" <+> pretty r0 <> "," <+> pretty r1 <> "," <+> pretty r2 <> "," <+> pretty r3)
pretty (Msub _ r0 r1 r2 r3) = i4 ("msub" <+> pretty r0 <> "," <+> pretty r1 <> "," <+> pretty r2 <> "," <+> pretty r3)
pretty (Sdiv _ rD rS rS') = i4 ("sdiv" <+> pretty rD <> "," <+> pretty rS <> "," <+> pretty rS')
pretty (Fsqrt _ d0 d1) = i4 ("fsqrt" <+> pretty d0 <> "," <+> pretty d1)
pretty (Frintm _ d0 d1) = i4 ("frintm" <+> pretty d0 <> "," <+> pretty d1)
pretty (MrsR _ r) = i4 ("mrs" <+> pretty r <> "," <+> "rndr")
pretty (MovRCf _ r cf) = i4 ("mov" <+> pretty r <> "," <+> pretty cf)
pretty (LdrRL _ r l) = i4 ("ldr" <+> pretty r <> "," <+> "=arr_" <> pretty l)
pretty (Fmax _ d0 d1 d2) = i4 ("fmax" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty d2)
pretty (Fmin _ d0 d1 d2) = i4 ("fmin" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty d2)
pretty (Fabs _ d0 d1) = i4 ("fabs" <+> pretty d0 <> "," <+> pretty d1)
pretty (Csel _ r0 r1 r2 p) = i4 ("csel" <+> pretty r0 <> "," <+> pretty r1 <> "," <+> pretty r2 <> "," <+> pretty p)
pretty (Tbnz _ r n l) = i4 ("tbnz" <+> pretty r <> "," <+> "#" <> pretty n <> "," <+> prettyLabel l)
pretty (Tbz _ r n l) = i4 ("tbz" <+> pretty r <> "," <+> "#" <> pretty n <> "," <+> prettyLabel l)
pretty (Cbnz _ r l) = i4 ("cbnz" <+> pretty r <> "," <+> prettyLabel l)
pretty (Fcsel _ d0 d1 d2 p) = i4 ("fcsel" <+> pretty d0 <> "," <+> pretty d1 <> "," <+> pretty d2 <> "," <+> pretty p)
pretty (TstI _ r i) = i4 ("tst" <+> pretty r <> "," <+> pretty i)
pretty (Cset _ r c) = i4 ("cset" <+> pretty r <> "," <+> pretty c)
instance (Pretty reg, Pretty freg) => Show (AArch64 reg freg a) where show=show.pretty
prettyLive :: (Pretty reg, Pretty freg, Pretty o) => AArch64 reg freg o -> Doc ann
prettyLive r = pretty r <+> pretty (ann r)
prettyDebug :: (Pretty freg, Pretty reg, Pretty o) => [AArch64 reg freg o] -> Doc ann
prettyDebug = prettyLines . fmap prettyLive