{-# OPTIONS_GHC -fno-warn-orphans #-}
{-# LANGUAGE CPP #-}

module GHC.CmmToAsm.AArch64.Ppr (pprNatCmmDecl, pprInstr) where

import GHC.Prelude hiding (EQ)

import GHC.CmmToAsm.AArch64.Instr
import GHC.CmmToAsm.AArch64.Regs
import GHC.CmmToAsm.AArch64.Cond
import GHC.CmmToAsm.Ppr
import GHC.CmmToAsm.Format
import GHC.Platform.Reg
import GHC.CmmToAsm.Config
import GHC.CmmToAsm.Types
import GHC.CmmToAsm.Utils

import GHC.Cmm hiding (topInfoTable)
import GHC.Cmm.Dataflow.Collections
import GHC.Cmm.Dataflow.Label

import GHC.Cmm.BlockId
import GHC.Cmm.CLabel

import GHC.Types.Unique ( pprUniqueAlways, getUnique )
import GHC.Platform
import GHC.Utils.Outputable

import GHC.Utils.Panic

pprNatCmmDecl :: IsDoc doc => NCGConfig -> NatCmmDecl RawCmmStatics Instr -> doc
pprNatCmmDecl :: forall doc.
IsDoc doc =>
NCGConfig -> NatCmmDecl RawCmmStatics Instr -> doc
pprNatCmmDecl NCGConfig
config (CmmData Section
section RawCmmStatics
dats) =
  NCGConfig -> Section -> doc
forall doc. IsDoc doc => NCGConfig -> Section -> doc
pprSectionAlign NCGConfig
config Section
section doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ NCGConfig -> RawCmmStatics -> doc
forall doc. IsDoc doc => NCGConfig -> RawCmmStatics -> doc
pprDatas NCGConfig
config RawCmmStatics
dats

pprNatCmmDecl NCGConfig
config proc :: NatCmmDecl RawCmmStatics Instr
proc@(CmmProc LabelMap RawCmmStatics
top_info CLabel
lbl [GlobalReg]
_ (ListGraph [GenBasicBlock Instr]
blocks)) =
  let platform :: Platform
platform = NCGConfig -> Platform
ncgPlatform NCGConfig
config in
  case NatCmmDecl RawCmmStatics Instr -> Maybe RawCmmStatics
forall a i b. GenCmmDecl a (LabelMap i) (ListGraph b) -> Maybe i
topInfoTable NatCmmDecl RawCmmStatics Instr
proc of
    Maybe RawCmmStatics
Nothing ->
        -- special case for code without info table:
        NCGConfig -> Section -> doc
forall doc. IsDoc doc => NCGConfig -> Section -> doc
pprSectionAlign NCGConfig
config (SectionType -> CLabel -> Section
Section SectionType
Text CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
        -- do not
        -- pprProcAlignment config $$
        Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprLabel Platform
platform CLabel
lbl doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ -- blocks guaranteed not null, so label needed
        [doc] -> doc
forall doc. IsDoc doc => [doc] -> doc
vcat ((GenBasicBlock Instr -> doc) -> [GenBasicBlock Instr] -> [doc]
forall a b. (a -> b) -> [a] -> [b]
map (NCGConfig -> LabelMap RawCmmStatics -> GenBasicBlock Instr -> doc
forall doc.
IsDoc doc =>
NCGConfig -> LabelMap RawCmmStatics -> GenBasicBlock Instr -> doc
pprBasicBlock NCGConfig
config LabelMap RawCmmStatics
top_info) [GenBasicBlock Instr]
blocks) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
        (if NCGConfig -> Bool
ncgDwarfEnabled NCGConfig
config
         then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (CLabel -> CLabel
mkAsmTempEndLabel CLabel
lbl) Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
':') else doc
forall doc. IsOutput doc => doc
empty) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
        Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprSizeDecl Platform
platform CLabel
lbl

    Just (CmmStaticsRaw CLabel
info_lbl [CmmStatic]
_) ->
      NCGConfig -> Section -> doc
forall doc. IsDoc doc => NCGConfig -> Section -> doc
pprSectionAlign NCGConfig
config (SectionType -> CLabel -> Section
Section SectionType
Text CLabel
info_lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
      -- pprProcAlignment config $$
      (if Platform -> Bool
platformHasSubsectionsViaSymbols Platform
platform
          then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (CLabel -> CLabel
mkDeadStripPreventer CLabel
info_lbl) Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
':')
          else doc
forall doc. IsOutput doc => doc
empty) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
      [doc] -> doc
forall doc. IsDoc doc => [doc] -> doc
vcat ((GenBasicBlock Instr -> doc) -> [GenBasicBlock Instr] -> [doc]
forall a b. (a -> b) -> [a] -> [b]
map (NCGConfig -> LabelMap RawCmmStatics -> GenBasicBlock Instr -> doc
forall doc.
IsDoc doc =>
NCGConfig -> LabelMap RawCmmStatics -> GenBasicBlock Instr -> doc
pprBasicBlock NCGConfig
config LabelMap RawCmmStatics
top_info) [GenBasicBlock Instr]
blocks) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
      -- above: Even the first block gets a label, because with branch-chain
      -- elimination, it might be the target of a goto.
      (if Platform -> Bool
platformHasSubsectionsViaSymbols Platform
platform
       then -- See Note [Subsections Via Symbols]
                Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line
              (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.long "
            Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
info_lbl
            Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
'-'
            Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (CLabel -> CLabel
mkDeadStripPreventer CLabel
info_lbl)
       else doc
forall doc. IsOutput doc => doc
empty) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
      Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprSizeDecl Platform
platform CLabel
info_lbl
{-# SPECIALIZE pprNatCmmDecl :: NCGConfig -> NatCmmDecl RawCmmStatics Instr -> SDoc #-}
{-# SPECIALIZE pprNatCmmDecl :: NCGConfig -> NatCmmDecl RawCmmStatics Instr -> HDoc #-} -- see Note [SPECIALIZE to HDoc] in GHC.Utils.Outputable

pprLabel :: IsDoc doc => Platform -> CLabel -> doc
pprLabel :: forall doc. IsDoc doc => Platform -> CLabel -> doc
pprLabel Platform
platform CLabel
lbl =
   Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprGloblDecl Platform
platform CLabel
lbl
   doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprTypeDecl Platform
platform CLabel
lbl
   doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
':')

-- | Print appropriate alignment for the given section type.
pprAlignForSection :: IsDoc doc => Platform -> SectionType -> doc
pprAlignForSection :: forall doc. IsDoc doc => Platform -> SectionType -> doc
pprAlignForSection Platform
_platform SectionType
_seg
    -- .balign is stable, whereas .align is platform dependent.
    = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.balign 8") --  always 8

-- | Print section header and appropriate alignment for that section.
--
-- This one will emit the header:
--
--     .section .text
--     .balign 8
--
pprSectionAlign :: IsDoc doc => NCGConfig -> Section -> doc
pprSectionAlign :: forall doc. IsDoc doc => NCGConfig -> Section -> doc
pprSectionAlign NCGConfig
_config (Section (OtherSection String
_) CLabel
_) =
     String -> doc
forall a. HasCallStack => String -> a
panic String
"AArch64.Ppr.pprSectionAlign: unknown section"
pprSectionAlign NCGConfig
config sec :: Section
sec@(Section SectionType
seg CLabel
_) =
    Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (NCGConfig -> Section -> Line doc
forall doc. IsLine doc => NCGConfig -> Section -> doc
pprSectionHeader NCGConfig
config Section
sec)
    doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ Platform -> SectionType -> doc
forall doc. IsDoc doc => Platform -> SectionType -> doc
pprAlignForSection (NCGConfig -> Platform
ncgPlatform NCGConfig
config) SectionType
seg

-- | Output the ELF .size directive.
pprSizeDecl :: IsDoc doc => Platform -> CLabel -> doc
pprSizeDecl :: forall doc. IsDoc doc => Platform -> CLabel -> doc
pprSizeDecl Platform
platform CLabel
lbl
 = if OS -> Bool
osElfTarget (Platform -> OS
platformOS Platform
platform)
   then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.size" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
", .-" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl)
   else doc
forall doc. IsOutput doc => doc
empty

pprBasicBlock :: IsDoc doc => NCGConfig -> LabelMap RawCmmStatics -> NatBasicBlock Instr
              -> doc
pprBasicBlock :: forall doc.
IsDoc doc =>
NCGConfig -> LabelMap RawCmmStatics -> GenBasicBlock Instr -> doc
pprBasicBlock NCGConfig
config LabelMap RawCmmStatics
info_env (BasicBlock BlockId
blockid [Instr]
instrs)
  = doc -> doc
maybe_infotable (doc -> doc) -> doc -> doc
forall a b. (a -> b) -> a -> b
$
    Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprLabel Platform
platform CLabel
asmLbl doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    [doc] -> doc
forall doc. IsDoc doc => [doc] -> doc
vcat ((Instr -> doc) -> [Instr] -> [doc]
forall a b. (a -> b) -> [a] -> [b]
map (Platform -> Instr -> doc
forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform) ([Instr] -> [Instr]
forall a. a -> a
id {-detectTrivialDeadlock-} [Instr]
optInstrs)) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    (if  NCGConfig -> Bool
ncgDwarfEnabled NCGConfig
config
      then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (CLabel -> CLabel
mkAsmTempEndLabel CLabel
asmLbl) Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
':')
      else doc
forall doc. IsOutput doc => doc
empty
    )
  where
    -- Filter out identity moves. E.g. mov x18, x18 will be dropped.
    optInstrs :: [Instr]
optInstrs = (Instr -> Bool) -> [Instr] -> [Instr]
forall a. (a -> Bool) -> [a] -> [a]
filter Instr -> Bool
f [Instr]
instrs
      where f :: Instr -> Bool
f (MOV Operand
o1 Operand
o2) | Operand
o1 Operand -> Operand -> Bool
forall a. Eq a => a -> a -> Bool
== Operand
o2 = Bool
False
            f Instr
_ = Bool
True

    asmLbl :: CLabel
asmLbl = BlockId -> CLabel
blockLbl BlockId
blockid
    platform :: Platform
platform = NCGConfig -> Platform
ncgPlatform NCGConfig
config
    maybe_infotable :: doc -> doc
maybe_infotable doc
c = case KeyOf LabelMap -> LabelMap RawCmmStatics -> Maybe RawCmmStatics
forall a. KeyOf LabelMap -> LabelMap a -> Maybe a
forall (map :: * -> *) a.
IsMap map =>
KeyOf map -> map a -> Maybe a
mapLookup KeyOf LabelMap
BlockId
blockid LabelMap RawCmmStatics
info_env of
       Maybe RawCmmStatics
Nothing   -> doc
c
       Just (CmmStaticsRaw CLabel
info_lbl [CmmStatic]
info) ->
          --  pprAlignForSection platform Text $$
           doc
infoTableLoc doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
           [doc] -> doc
forall doc. IsDoc doc => [doc] -> doc
vcat ((CmmStatic -> doc) -> [CmmStatic] -> [doc]
forall a b. (a -> b) -> [a] -> [b]
map (NCGConfig -> CmmStatic -> doc
forall doc. IsDoc doc => NCGConfig -> CmmStatic -> doc
pprData NCGConfig
config) [CmmStatic]
info) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
           Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprLabel Platform
platform CLabel
info_lbl doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
           doc
c doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
           (if NCGConfig -> Bool
ncgDwarfEnabled NCGConfig
config
             then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (CLabel -> CLabel
mkAsmTempEndLabel CLabel
info_lbl) Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
':')
             else doc
forall doc. IsOutput doc => doc
empty)
    -- Make sure the info table has the right .loc for the block
    -- coming right after it. See Note [Info Offset]
    infoTableLoc :: doc
infoTableLoc = case [Instr]
instrs of
      (l :: Instr
l@LOCATION{} : [Instr]
_) -> Platform -> Instr -> doc
forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform Instr
l
      [Instr]
_other             -> doc
forall doc. IsOutput doc => doc
empty

pprDatas :: IsDoc doc => NCGConfig -> RawCmmStatics -> doc
-- See Note [emit-time elimination of static indirections] in "GHC.Cmm.CLabel".
pprDatas :: forall doc. IsDoc doc => NCGConfig -> RawCmmStatics -> doc
pprDatas NCGConfig
config (CmmStaticsRaw CLabel
alias [CmmStaticLit (CmmLabel CLabel
lbl), CmmStaticLit CmmLit
ind, CmmStatic
_, CmmStatic
_])
  | CLabel
lbl CLabel -> CLabel -> Bool
forall a. Eq a => a -> a -> Bool
== CLabel
mkIndStaticInfoLabel
  , let labelInd :: CmmLit -> Maybe CLabel
labelInd (CmmLabelOff CLabel
l RegNo
_) = CLabel -> Maybe CLabel
forall a. a -> Maybe a
Just CLabel
l
        labelInd (CmmLabel CLabel
l) = CLabel -> Maybe CLabel
forall a. a -> Maybe a
Just CLabel
l
        labelInd CmmLit
_ = Maybe CLabel
forall a. Maybe a
Nothing
  , Just CLabel
ind' <- CmmLit -> Maybe CLabel
labelInd CmmLit
ind
  , CLabel
alias CLabel -> CLabel -> Bool
`mayRedirectTo` CLabel
ind'
  = Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprGloblDecl (NCGConfig -> Platform
ncgPlatform NCGConfig
config) CLabel
alias
    doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$ Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
".equiv" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel (NCGConfig -> Platform
ncgPlatform NCGConfig
config) CLabel
alias Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel (NCGConfig -> Platform
ncgPlatform NCGConfig
config) CLabel
ind')

pprDatas NCGConfig
config (CmmStaticsRaw CLabel
lbl [CmmStatic]
dats)
  = [doc] -> doc
forall doc. IsDoc doc => [doc] -> doc
vcat (Platform -> CLabel -> doc
forall doc. IsDoc doc => Platform -> CLabel -> doc
pprLabel Platform
platform CLabel
lbl doc -> [doc] -> [doc]
forall a. a -> [a] -> [a]
: (CmmStatic -> doc) -> [CmmStatic] -> [doc]
forall a b. (a -> b) -> [a] -> [b]
map (NCGConfig -> CmmStatic -> doc
forall doc. IsDoc doc => NCGConfig -> CmmStatic -> doc
pprData NCGConfig
config) [CmmStatic]
dats)
   where
      platform :: Platform
platform = NCGConfig -> Platform
ncgPlatform NCGConfig
config

pprData :: IsDoc doc => NCGConfig -> CmmStatic -> doc
pprData :: forall doc. IsDoc doc => NCGConfig -> CmmStatic -> doc
pprData NCGConfig
_config (CmmString ByteString
str) = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (ByteString -> Line doc
forall doc. IsLine doc => ByteString -> doc
pprString ByteString
str)
pprData NCGConfig
_config (CmmFileEmbed String
path RegNo
_) = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
pprFileEmbed String
path)

pprData NCGConfig
config (CmmUninitialised RegNo
bytes)
 = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ let platform :: Platform
platform = NCGConfig -> Platform
ncgPlatform NCGConfig
config
          in if Platform -> OS
platformOS Platform
platform OS -> OS -> Bool
forall a. Eq a => a -> a -> Bool
== OS
OSDarwin
                then String -> Line doc
forall doc. IsLine doc => String -> doc
text String
".space " Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
bytes
                else String -> Line doc
forall doc. IsLine doc => String -> doc
text String
".skip "  Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
bytes

pprData NCGConfig
config (CmmStaticLit CmmLit
lit) = NCGConfig -> CmmLit -> doc
forall doc. IsDoc doc => NCGConfig -> CmmLit -> doc
pprDataItem NCGConfig
config CmmLit
lit

pprGloblDecl :: IsDoc doc => Platform -> CLabel -> doc
pprGloblDecl :: forall doc. IsDoc doc => Platform -> CLabel -> doc
pprGloblDecl Platform
platform CLabel
lbl
  | Bool -> Bool
not (CLabel -> Bool
externallyVisibleCLabel CLabel
lbl) = doc
forall doc. IsOutput doc => doc
empty
  | Bool
otherwise = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.globl " Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl)

-- Note [Always use objects for info tables]
-- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-- See discussion in X86.Ppr for why this is necessary.  Essentially we need to
-- ensure that we never pass function symbols when we might want to lookup the
-- info table.  If we did, we could end up with procedure linking tables
-- (PLT)s, and thus the lookup wouldn't point to the function, but into the
-- jump table.
--
-- Fun fact: The LLVMMangler exists to patch this issue su on the LLVM side as
-- well.
pprLabelType' :: IsLine doc => Platform -> CLabel -> doc
pprLabelType' :: forall doc. IsLine doc => Platform -> CLabel -> doc
pprLabelType' Platform
platform CLabel
lbl =
  if CLabel -> Bool
isCFunctionLabel CLabel
lbl Bool -> Bool -> Bool
|| Bool
functionOkInfoTable then
    String -> doc
forall doc. IsLine doc => String -> doc
text String
"@function"
  else
    String -> doc
forall doc. IsLine doc => String -> doc
text String
"@object"
  where
    functionOkInfoTable :: Bool
functionOkInfoTable = Platform -> Bool
platformTablesNextToCode Platform
platform Bool -> Bool -> Bool
&&
      CLabel -> Bool
isInfoTableLabel CLabel
lbl Bool -> Bool -> Bool
&& Bool -> Bool
not (CLabel -> Bool
isCmmInfoTableLabel CLabel
lbl) Bool -> Bool -> Bool
&& Bool -> Bool
not (CLabel -> Bool
isConInfoTableLabel CLabel
lbl)

-- this is called pprTypeAndSizeDecl in PPC.Ppr
pprTypeDecl :: IsDoc doc => Platform -> CLabel -> doc
pprTypeDecl :: forall doc. IsDoc doc => Platform -> CLabel -> doc
pprTypeDecl Platform
platform CLabel
lbl
    = if OS -> Bool
osElfTarget (Platform -> OS
platformOS Platform
platform) Bool -> Bool -> Bool
&& CLabel -> Bool
externallyVisibleCLabel CLabel
lbl
      then Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
".type " Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
", " Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprLabelType' Platform
platform CLabel
lbl)
      else doc
forall doc. IsOutput doc => doc
empty

pprDataItem :: IsDoc doc => NCGConfig -> CmmLit -> doc
pprDataItem :: forall doc. IsDoc doc => NCGConfig -> CmmLit -> doc
pprDataItem NCGConfig
config CmmLit
lit
  = [Line doc] -> doc
forall doc. IsDoc doc => [Line doc] -> doc
lines_ (Format -> CmmLit -> [Line doc]
ppr_item (CmmType -> Format
cmmTypeFormat (CmmType -> Format) -> CmmType -> Format
forall a b. (a -> b) -> a -> b
$ Platform -> CmmLit -> CmmType
cmmLitType Platform
platform CmmLit
lit) CmmLit
lit)
    where
        platform :: Platform
platform = NCGConfig -> Platform
ncgPlatform NCGConfig
config

        imm :: Imm
imm = CmmLit -> Imm
litToImm CmmLit
lit

        ppr_item :: Format -> CmmLit -> [Line doc]
ppr_item Format
II8  CmmLit
_ = [String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.byte\t"  Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> Line doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
platform Imm
imm]
        ppr_item Format
II16 CmmLit
_ = [String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.short\t" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> Line doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
platform Imm
imm]
        ppr_item Format
II32 CmmLit
_ = [String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.long\t"  Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> Line doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
platform Imm
imm]
        ppr_item Format
II64 CmmLit
_ = [String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.quad\t"  Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> Line doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
platform Imm
imm]

        ppr_item Format
FF32  (CmmFloat Rational
r Width
_)
           = let bs :: [Word8]
bs = Float -> [Word8]
floatToBytes (Rational -> Float
forall a. Fractional a => Rational -> a
fromRational Rational
r)
             in  (Word8 -> Line doc) -> [Word8] -> [Line doc]
forall a b. (a -> b) -> [a] -> [b]
map (\Word8
b -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.byte\t" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int (Word8 -> RegNo
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word8
b)) [Word8]
bs

        ppr_item Format
FF64 (CmmFloat Rational
r Width
_)
           = let bs :: [Word8]
bs = Double -> [Word8]
doubleToBytes (Rational -> Double
forall a. Fractional a => Rational -> a
fromRational Rational
r)
             in  (Word8 -> Line doc) -> [Word8] -> [Line doc]
forall a b. (a -> b) -> [a] -> [b]
map (\Word8
b -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.byte\t" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int (Word8 -> RegNo
forall a b. (Integral a, Num b) => a -> b
fromIntegral Word8
b)) [Word8]
bs

        ppr_item Format
_ CmmLit
_ = String -> SDoc -> [Line doc]
forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"pprDataItem:ppr_item" (String -> SDoc
forall doc. IsLine doc => String -> doc
text (String -> SDoc) -> String -> SDoc
forall a b. (a -> b) -> a -> b
$ CmmLit -> String
forall a. Show a => a -> String
show CmmLit
lit)

pprImm :: IsLine doc => Platform -> Imm -> doc
pprImm :: forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
_ (ImmInt RegNo
i)     = RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
pprImm Platform
_ (ImmInteger Integer
i) = Integer -> doc
forall doc. IsLine doc => Integer -> doc
integer Integer
i
pprImm Platform
p (ImmCLbl CLabel
l)    = Platform -> CLabel -> doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
p CLabel
l
pprImm Platform
p (ImmIndex CLabel
l RegNo
i) = Platform -> CLabel -> doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
p CLabel
l doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'+' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
pprImm Platform
_ (ImmLit FastString
s)     = FastString -> doc
forall doc. IsLine doc => FastString -> doc
ftext FastString
s

-- TODO: See pprIm below for why this is a bad idea!
pprImm Platform
_ (ImmFloat Rational
f)
  | Rational
f Rational -> Rational -> Bool
forall a. Eq a => a -> a -> Bool
== Rational
0 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"wzr"
  | Bool
otherwise = Float -> doc
forall doc. IsLine doc => Float -> doc
float (Rational -> Float
forall a. Fractional a => Rational -> a
fromRational Rational
f)
pprImm Platform
_ (ImmDouble Rational
d)
  | Rational
d Rational -> Rational -> Bool
forall a. Eq a => a -> a -> Bool
== Rational
0 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"xzr"
  | Bool
otherwise = Double -> doc
forall doc. IsLine doc => Double -> doc
double (Rational -> Double
forall a. Fractional a => Rational -> a
fromRational Rational
d)

pprImm Platform
p (ImmConstantSum Imm
a Imm
b) = Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
p Imm
a doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'+' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
p Imm
b
pprImm Platform
p (ImmConstantDiff Imm
a Imm
b) = Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
p Imm
a doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'-'
                   doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
lparen doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
p Imm
b doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
rparen


-- aarch64 GNU as uses // for comments.
asmComment :: SDoc -> SDoc
asmComment :: SDoc -> SDoc
asmComment SDoc
c = SDoc -> SDoc
forall doc. IsOutput doc => doc -> doc
whenPprDebug (SDoc -> SDoc) -> SDoc -> SDoc
forall a b. (a -> b) -> a -> b
$ String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"#" SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<+> SDoc
c

asmDoubleslashComment :: SDoc -> SDoc
asmDoubleslashComment :: SDoc -> SDoc
asmDoubleslashComment SDoc
c = SDoc -> SDoc
forall doc. IsOutput doc => doc -> doc
whenPprDebug (SDoc -> SDoc) -> SDoc -> SDoc
forall a b. (a -> b) -> a -> b
$ String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"//" SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<+> SDoc
c

asmMultilineComment :: SDoc -> SDoc
asmMultilineComment :: SDoc -> SDoc
asmMultilineComment SDoc
c = SDoc -> SDoc
forall doc. IsOutput doc => doc -> doc
whenPprDebug (SDoc -> SDoc) -> SDoc -> SDoc
forall a b. (a -> b) -> a -> b
$ String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"/*" SDoc -> SDoc -> SDoc
$+$ SDoc
c SDoc -> SDoc -> SDoc
$+$ String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"*/"

pprIm :: IsLine doc => Platform -> Imm -> doc
pprIm :: forall doc. IsLine doc => Platform -> Imm -> doc
pprIm Platform
platform Imm
im = case Imm
im of
  ImmInt RegNo
i     -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
  ImmInteger Integer
i -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Integer -> doc
forall doc. IsLine doc => Integer -> doc
integer Integer
i

  -- TODO: This will only work for
  -- The floating point value must be expressible as ±n ÷ 16 × 2^r,
  -- where n and r are integers such that 16 ≤ n ≤ 31 and -3 ≤ r ≤ 4.
  -- and 0 needs to be encoded as wzr/xzr.
  --
  -- Except for 0, we might want to either split it up into enough
  -- ADD operations into an Integer register and then just bit copy it into
  -- the double register? See the toBytes + fromRational above for data items.
  -- This is something the x86 backend does.
  --
  -- We could also just turn them into statics :-/ Which is what the
  -- PowerPC backend does.
  ImmFloat Rational
f | Rational
f Rational -> Rational -> Bool
forall a. Eq a => a -> a -> Bool
== Rational
0 -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"wzr"
  ImmFloat Rational
f -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Float -> doc
forall doc. IsLine doc => Float -> doc
float (Rational -> Float
forall a. Fractional a => Rational -> a
fromRational Rational
f)
  ImmDouble Rational
d | Rational
d Rational -> Rational -> Bool
forall a. Eq a => a -> a -> Bool
== Rational
0 -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"xzr"
  ImmDouble Rational
d -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Double -> doc
forall doc. IsLine doc => Double -> doc
double (Rational -> Double
forall a. Fractional a => Rational -> a
fromRational Rational
d)
  -- =<lbl> pseudo instruction!
  ImmCLbl CLabel
l    -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'=' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
l
  ImmIndex CLabel
l RegNo
o -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"[=" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
l doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
o doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
']'
  Imm
_            -> String -> doc
forall a. HasCallStack => String -> a
panic String
"AArch64.pprIm"

pprExt :: IsLine doc => ExtMode -> doc
pprExt :: forall doc. IsLine doc => ExtMode -> doc
pprExt ExtMode
EUXTB = String -> doc
forall doc. IsLine doc => String -> doc
text String
"uxtb"
pprExt ExtMode
EUXTH = String -> doc
forall doc. IsLine doc => String -> doc
text String
"uxth"
pprExt ExtMode
EUXTW = String -> doc
forall doc. IsLine doc => String -> doc
text String
"uxtw"
pprExt ExtMode
EUXTX = String -> doc
forall doc. IsLine doc => String -> doc
text String
"uxtx"
pprExt ExtMode
ESXTB = String -> doc
forall doc. IsLine doc => String -> doc
text String
"sxtb"
pprExt ExtMode
ESXTH = String -> doc
forall doc. IsLine doc => String -> doc
text String
"sxth"
pprExt ExtMode
ESXTW = String -> doc
forall doc. IsLine doc => String -> doc
text String
"sxtw"
pprExt ExtMode
ESXTX = String -> doc
forall doc. IsLine doc => String -> doc
text String
"sxtx"

pprShift :: IsLine doc => ShiftMode -> doc
pprShift :: forall doc. IsLine doc => ShiftMode -> doc
pprShift ShiftMode
SLSL = String -> doc
forall doc. IsLine doc => String -> doc
text String
"lsl"
pprShift ShiftMode
SLSR = String -> doc
forall doc. IsLine doc => String -> doc
text String
"lsr"
pprShift ShiftMode
SASR = String -> doc
forall doc. IsLine doc => String -> doc
text String
"asr"
pprShift ShiftMode
SROR = String -> doc
forall doc. IsLine doc => String -> doc
text String
"ror"

pprOp :: IsLine doc => Platform -> Operand -> doc
pprOp :: forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
plat Operand
op = case Operand
op of
  OpReg Width
w Reg
r           -> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
w Reg
r
  OpRegExt Width
w Reg
r ExtMode
x RegNo
0 -> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
w Reg
r doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> ExtMode -> doc
forall doc. IsLine doc => ExtMode -> doc
pprExt ExtMode
x
  OpRegExt Width
w Reg
r ExtMode
x RegNo
i -> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
w Reg
r doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> ExtMode -> doc
forall doc. IsLine doc => ExtMode -> doc
pprExt ExtMode
x doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
  OpRegShift Width
w Reg
r ShiftMode
s RegNo
i -> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
w Reg
r doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> ShiftMode -> doc
forall doc. IsLine doc => ShiftMode -> doc
pprShift ShiftMode
s doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
  OpImm Imm
im          -> Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprIm Platform
plat Imm
im
  OpImmShift Imm
im ShiftMode
s RegNo
i -> Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprIm Platform
plat Imm
im doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> ShiftMode -> doc
forall doc. IsLine doc => ShiftMode -> doc
pprShift ShiftMode
s doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'#' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
  -- TODO: Address computation always use registers as 64bit -- is this correct?
  OpAddr (AddrRegReg Reg
r1 Reg
r2) -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'[' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r1 doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r2 doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
']'
  OpAddr (AddrRegImm Reg
r1 Imm
im) -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'[' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r1 doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> doc
forall doc. IsLine doc => doc
comma doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Imm -> doc
forall doc. IsLine doc => Platform -> Imm -> doc
pprImm Platform
plat Imm
im doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
']'
  OpAddr (AddrReg Reg
r1)       -> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
'[' doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r1 doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Char -> doc
forall doc. IsLine doc => Char -> doc
char Char
']'

pprReg :: forall doc. IsLine doc => Width -> Reg -> doc
pprReg :: forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
w Reg
r = case Reg
r of
  RegReal    (RealRegSingle RegNo
i) -> Width -> RegNo -> doc
ppr_reg_no Width
w RegNo
i
  -- virtual regs should not show up, but this is helpful for debugging.
  RegVirtual (VirtualRegI Unique
u)   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"%vI_" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Unique -> doc
forall doc. IsLine doc => Unique -> doc
pprUniqueAlways Unique
u
  RegVirtual (VirtualRegF Unique
u)   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"%vF_" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Unique -> doc
forall doc. IsLine doc => Unique -> doc
pprUniqueAlways Unique
u
  RegVirtual (VirtualRegD Unique
u)   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"%vD_" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Unique -> doc
forall doc. IsLine doc => Unique -> doc
pprUniqueAlways Unique
u
  Reg
_                            -> String -> SDoc -> doc
forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"AArch64.pprReg" (String -> SDoc
forall doc. IsLine doc => String -> doc
text (String -> SDoc) -> String -> SDoc
forall a b. (a -> b) -> a -> b
$ Reg -> String
forall a. Show a => a -> String
show Reg
r)

  where
    ppr_reg_no :: Width -> Int -> doc
    ppr_reg_no :: Width -> RegNo -> doc
ppr_reg_no Width
w RegNo
31
         | Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W64 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"sp"
         | Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W32 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"wsp"

    ppr_reg_no Width
w RegNo
i
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
0, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W32 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"wzr"
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
0, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W64 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"xzr"
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
0 = String -> SDoc -> doc
forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"Invalid Zero Reg" (Width -> SDoc
forall a. Outputable a => a -> SDoc
ppr Width
w SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<+> RegNo -> SDoc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i)
         -- General Purpose Registers
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
31, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W8  = String -> doc
forall doc. IsLine doc => String -> doc
text String
"w" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i      -- there are no byte or half
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
31, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W16 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"w" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i      -- words... word will do.
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
31, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W32 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"w" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
31, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W64 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"x" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
31 = String -> SDoc -> doc
forall a. HasCallStack => String -> SDoc -> a
pprPanic String
"Invalid Reg" (Width -> SDoc
forall a. Outputable a => a -> SDoc
ppr Width
w SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<+> RegNo -> SDoc
forall doc. IsLine doc => RegNo -> doc
int RegNo
i)
         -- Floating Point Registers
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
63, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W8  = String -> doc
forall doc. IsLine doc => String -> doc
text String
"b" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int (RegNo
iRegNo -> RegNo -> RegNo
forall a. Num a => a -> a -> a
-RegNo
32)
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
63, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W16 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"h" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int (RegNo
iRegNo -> RegNo -> RegNo
forall a. Num a => a -> a -> a
-RegNo
32)
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
63, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W32 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"s" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int (RegNo
iRegNo -> RegNo -> RegNo
forall a. Num a => a -> a -> a
-RegNo
32)
         | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
<= RegNo
63, Width
w Width -> Width -> Bool
forall a. Eq a => a -> a -> Bool
== Width
W64 = String -> doc
forall doc. IsLine doc => String -> doc
text String
"d" doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> doc
forall doc. IsLine doc => RegNo -> doc
int (RegNo
iRegNo -> RegNo -> RegNo
forall a. Num a => a -> a -> a
-RegNo
32)
         -- no support for 'q'uad in GHC's NCG yet.
         | Bool
otherwise = String -> doc
forall doc. IsLine doc => String -> doc
text String
"very naughty powerpc register"

isFloatOp :: Operand -> Bool
isFloatOp :: Operand -> Bool
isFloatOp (OpReg Width
_ (RegReal (RealRegSingle RegNo
i))) | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
> RegNo
31 = Bool
True
isFloatOp (OpReg Width
_ (RegVirtual (VirtualRegF Unique
_))) = Bool
True
isFloatOp (OpReg Width
_ (RegVirtual (VirtualRegD Unique
_))) = Bool
True
isFloatOp Operand
_ = Bool
False

pprInstr :: IsDoc doc => Platform -> Instr -> doc
pprInstr :: forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform Instr
instr = case Instr
instr of
  -- Meta Instructions ---------------------------------------------------------
  -- see Note [dualLine and dualDoc] in GHC.Utils.Outputable
  COMMENT SDoc
s  -> SDoc -> HDoc -> doc
forall doc. IsDoc doc => SDoc -> HDoc -> doc
dualDoc (SDoc -> SDoc
asmComment SDoc
s) HDoc
forall doc. IsOutput doc => doc
empty
  MULTILINE_COMMENT SDoc
s -> SDoc -> HDoc -> doc
forall doc. IsDoc doc => SDoc -> HDoc -> doc
dualDoc (SDoc -> SDoc
asmMultilineComment SDoc
s) HDoc
forall doc. IsOutput doc => doc
empty
  ANN SDoc
d Instr
i -> SDoc -> HDoc -> doc
forall doc. IsDoc doc => SDoc -> HDoc -> doc
dualDoc (Platform -> Instr -> SDoc
forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform Instr
i SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<+> SDoc -> SDoc
asmDoubleslashComment SDoc
d) (Platform -> Instr -> HDoc
forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform Instr
i)

  LOCATION RegNo
file RegNo
line' RegNo
col String
_name
    -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t.loc" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
file Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
line' Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
col)
  DELTA RegNo
d   -> SDoc -> HDoc -> doc
forall doc. IsDoc doc => SDoc -> HDoc -> doc
dualDoc (SDoc -> SDoc
asmComment (SDoc -> SDoc) -> SDoc -> SDoc
forall a b. (a -> b) -> a -> b
$ String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"\tdelta = " SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> SDoc
forall doc. IsLine doc => RegNo -> doc
int RegNo
d) HDoc
forall doc. IsOutput doc => doc
empty
               -- see Note [dualLine and dualDoc] in GHC.Utils.Outputable
  NEWBLOCK BlockId
_ -> String -> doc
forall a. HasCallStack => String -> a
panic String
"PprInstr: NEWBLOCK"
  LDATA Section
_ RawCmmStatics
_  -> String -> doc
forall a. HasCallStack => String -> a
panic String
"pprInstr: LDATA"

  -- Pseudo Instructions -------------------------------------------------------

  Instr
PUSH_STACK_FRAME -> [Line doc] -> doc
forall doc. IsDoc doc => [Line doc] -> doc
lines_ [String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstp x29, x30, [sp, #-16]!",
                              String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmov x29, sp"]

  Instr
POP_STACK_FRAME -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldp x29, x30, [sp], #16"
  -- ===========================================================================
  -- AArch64 Instruction Set
  -- 1. Arithmetic Instructions ------------------------------------------------
  ADD  Operand
o1 Operand
o2 Operand
o3
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfadd") Operand
o1 Operand
o2 Operand
o3
    | Bool
otherwise -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tadd") Operand
o1 Operand
o2 Operand
o3
  CMN  Operand
o1 Operand
o2    -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcmn") Operand
o1 Operand
o2
  CMP  Operand
o1 Operand
o2
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfcmp") Operand
o1 Operand
o2
    | Bool
otherwise -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcmp") Operand
o1 Operand
o2
  MSUB Operand
o1 Operand
o2 Operand
o3 Operand
o4 -> Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmsub") Operand
o1 Operand
o2 Operand
o3 Operand
o4
  MUL  Operand
o1 Operand
o2 Operand
o3
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfmul") Operand
o1 Operand
o2 Operand
o3
    | Bool
otherwise -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmul") Operand
o1 Operand
o2 Operand
o3
  SMULH Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsmulh") Operand
o1 Operand
o2 Operand
o3
  SMULL Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsmull") Operand
o1 Operand
o2 Operand
o3
  NEG  Operand
o1 Operand
o2
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfneg") Operand
o1 Operand
o2
    | Bool
otherwise -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tneg") Operand
o1 Operand
o2
  SDIV Operand
o1 Operand
o2 Operand
o3 | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o3
    -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfdiv") Operand
o1 Operand
o2 Operand
o3
  SDIV Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsdiv") Operand
o1 Operand
o2 Operand
o3

  SUB  Operand
o1 Operand
o2 Operand
o3
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o2 Bool -> Bool -> Bool
&& Operand -> Bool
isFloatOp Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfsub") Operand
o1 Operand
o2 Operand
o3
    | Bool
otherwise -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsub")  Operand
o1 Operand
o2 Operand
o3
  UDIV Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tudiv") Operand
o1 Operand
o2 Operand
o3

  -- 2. Bit Manipulation Instructions ------------------------------------------
  SBFM Operand
o1 Operand
o2 Operand
o3 Operand
o4 -> Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsbfm") Operand
o1 Operand
o2 Operand
o3 Operand
o4
  UBFM Operand
o1 Operand
o2 Operand
o3 Operand
o4 -> Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tubfm") Operand
o1 Operand
o2 Operand
o3 Operand
o4
  -- signed and unsigned bitfield extract
  SBFX Operand
o1 Operand
o2 Operand
o3 Operand
o4 -> Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsbfx") Operand
o1 Operand
o2 Operand
o3 Operand
o4
  UBFX Operand
o1 Operand
o2 Operand
o3 Operand
o4 -> Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tubfx") Operand
o1 Operand
o2 Operand
o3 Operand
o4
  SXTB Operand
o1 Operand
o2       -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsxtb") Operand
o1 Operand
o2
  UXTB Operand
o1 Operand
o2       -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tuxtb") Operand
o1 Operand
o2
  SXTH Operand
o1 Operand
o2       -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tsxth") Operand
o1 Operand
o2
  UXTH Operand
o1 Operand
o2       -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tuxth") Operand
o1 Operand
o2

  -- 3. Logical and Move Instructions ------------------------------------------
  AND Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tand") Operand
o1 Operand
o2 Operand
o3
  ANDS Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tands") Operand
o1 Operand
o2 Operand
o3
  ASR Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tasr") Operand
o1 Operand
o2 Operand
o3
  BIC Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tbic") Operand
o1 Operand
o2 Operand
o3
  BICS Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tbics") Operand
o1 Operand
o2 Operand
o3
  EON Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\teon") Operand
o1 Operand
o2 Operand
o3
  EOR Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\teor") Operand
o1 Operand
o2 Operand
o3
  LSL Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tlsl") Operand
o1 Operand
o2 Operand
o3
  LSR Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tlsr") Operand
o1 Operand
o2 Operand
o3
  MOV Operand
o1 Operand
o2
    | Operand -> Bool
isFloatOp Operand
o1 Bool -> Bool -> Bool
|| Operand -> Bool
isFloatOp Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfmov") Operand
o1 Operand
o2
    | Bool
otherwise                    -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmov") Operand
o1 Operand
o2
  MOVK Operand
o1 Operand
o2    -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmovk") Operand
o1 Operand
o2
  MVN Operand
o1 Operand
o2     -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tmvn") Operand
o1 Operand
o2
  ORN Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\torn") Operand
o1 Operand
o2 Operand
o3
  ORR Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\torr") Operand
o1 Operand
o2 Operand
o3
  ROR Operand
o1 Operand
o2 Operand
o3  -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tror") Operand
o1 Operand
o2 Operand
o3
  TST Operand
o1 Operand
o2     -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\ttst") Operand
o1 Operand
o2

  -- 4. Branch Instructions ----------------------------------------------------
  J Target
t            -> Platform -> Instr -> doc
forall doc. IsDoc doc => Platform -> Instr -> doc
pprInstr Platform
platform (Target -> Instr
B Target
t)
  B (TBlock BlockId
bid) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tb" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (Unique -> CLabel
mkLocalBlockLabel (BlockId -> Unique
forall a. Uniquable a => a -> Unique
getUnique BlockId
bid))
  B (TLabel CLabel
lbl) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tb" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl
  B (TReg Reg
r)     -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tbr" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> Line doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r

  BL (TBlock BlockId
bid) [Reg]
_ [Reg]
_ -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tbl" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (Unique -> CLabel
mkLocalBlockLabel (BlockId -> Unique
forall a. Uniquable a => a -> Unique
getUnique BlockId
bid))
  BL (TLabel CLabel
lbl) [Reg]
_ [Reg]
_ -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tbl" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl
  BL (TReg Reg
r)     [Reg]
_ [Reg]
_ -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tblr" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Width -> Reg -> Line doc
forall doc. IsLine doc => Width -> Reg -> doc
pprReg Width
W64 Reg
r

  BCOND Cond
c (TBlock BlockId
bid) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Cond -> Line doc
forall doc. IsLine doc => Cond -> doc
pprBcond Cond
c Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (Unique -> CLabel
mkLocalBlockLabel (BlockId -> Unique
forall a. Uniquable a => a -> Unique
getUnique BlockId
bid))
  BCOND Cond
c (TLabel CLabel
lbl) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\t" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Cond -> Line doc
forall doc. IsLine doc => Cond -> doc
pprBcond Cond
c Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl
  BCOND Cond
_ (TReg Reg
_)     -> String -> doc
forall a. HasCallStack => String -> a
panic String
"AArch64.ppr: No conditional branching to registers!"

  -- 5. Atomic Instructions ----------------------------------------------------
  -- 6. Conditional Instructions -----------------------------------------------
  CSET Operand
o Cond
c  -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcset" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Cond -> Line doc
forall doc. IsLine doc => Cond -> doc
pprCond Cond
c

  CBZ Operand
o (TBlock BlockId
bid) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcbz" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (Unique -> CLabel
mkLocalBlockLabel (BlockId -> Unique
forall a. Uniquable a => a -> Unique
getUnique BlockId
bid))
  CBZ Operand
o (TLabel CLabel
lbl) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcbz" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl
  CBZ Operand
_ (TReg Reg
_)     -> String -> doc
forall a. HasCallStack => String -> a
panic String
"AArch64.ppr: No conditional (cbz) branching to registers!"

  CBNZ Operand
o (TBlock BlockId
bid) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcbnz" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform (Unique -> CLabel
mkLocalBlockLabel (BlockId -> Unique
forall a. Uniquable a => a -> Unique
getUnique BlockId
bid))
  CBNZ Operand
o (TLabel CLabel
lbl) -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tcbnz" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl
  CBNZ Operand
_ (TReg Reg
_)     -> String -> doc
forall a. HasCallStack => String -> a
panic String
"AArch64.ppr: No conditional (cbnz) branching to registers!"

  -- 7. Load and Store Instructions --------------------------------------------
  -- NOTE: GHC may do whacky things where it only load the lower part of an
  --       address. Not observing the correct size when loading will lead
  --       inevitably to crashes.
  STR Format
_f o1 :: Operand
o1@(OpReg Width
W8 (RegReal (RealRegSingle RegNo
i))) Operand
o2 | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
32 ->
    Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstrb") Operand
o1 Operand
o2
  STR Format
_f o1 :: Operand
o1@(OpReg Width
W16 (RegReal (RealRegSingle RegNo
i))) Operand
o2 | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
32 ->
    Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstrh") Operand
o1 Operand
o2
  STR Format
_f Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstr") Operand
o1 Operand
o2
  STLR Format
_f Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstlr") Operand
o1 Operand
o2

#if defined(darwin_HOST_OS)
  LDR _f o1 (OpImm (ImmIndex lbl' off)) | Just (_info, lbl) <- dynamicLinkerLabelInfo lbl' ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@gotpage") $$
    op_ldr o1 (pprAsmLabel platform lbl <> text "@gotpageoff") $$
    op_add o1 (char '#' <> int off) -- TODO: check that off is in 12bits.

  LDR _f o1 (OpImm (ImmIndex lbl off)) | isForeignLabel lbl ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@gotpage") $$
    op_ldr o1 (pprAsmLabel platform lbl <> text "@gotpageoff") $$
    op_add o1 (char '#' <> int off) -- TODO: check that off is in 12bits.

  LDR _f o1 (OpImm (ImmIndex lbl off)) ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@page") $$
    op_add o1 (pprAsmLabel platform lbl <> text "@pageoff") $$
    op_add o1 (char '#' <> int off) -- TODO: check that off is in 12bits.

  LDR _f o1 (OpImm (ImmCLbl lbl')) | Just (_info, lbl) <- dynamicLinkerLabelInfo lbl' ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@gotpage") $$
    op_ldr o1 (pprAsmLabel platform lbl <> text "@gotpageoff")

  LDR _f o1 (OpImm (ImmCLbl lbl)) | isForeignLabel lbl ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@gotpage") $$
    op_ldr o1 (pprAsmLabel platform lbl <> text "@gotpageoff")

  LDR _f o1 (OpImm (ImmCLbl lbl)) ->
    op_adrp o1 (pprAsmLabel platform lbl <> text "@page") $$
    op_add o1 (pprAsmLabel platform lbl <> text "@pageoff")

#else
  LDR Format
_f Operand
o1 (OpImm (ImmIndex CLabel
lbl' RegNo
off)) | Just (DynamicLinkerLabelInfo
_info, CLabel
lbl) <- CLabel -> Maybe (DynamicLinkerLabelInfo, CLabel)
dynamicLinkerLabelInfo CLabel
lbl' ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_ldr Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got_lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_add Operand
o1 (Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
'#' Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
off) -- TODO: check that off is in 12bits.

  LDR Format
_f Operand
o1 (OpImm (ImmIndex CLabel
lbl RegNo
off)) | CLabel -> Bool
isForeignLabel CLabel
lbl ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_ldr Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got_lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_add Operand
o1 (Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
'#' Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
off) -- TODO: check that off is in 12bits.

  LDR Format
_f Operand
o1 (OpImm (ImmIndex CLabel
lbl RegNo
off)) ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_add Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_add Operand
o1 (Char -> Line doc
forall doc. IsLine doc => Char -> doc
char Char
'#' Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> RegNo -> Line doc
forall doc. IsLine doc => RegNo -> doc
int RegNo
off) -- TODO: check that off is in 12bits.

  LDR Format
_f Operand
o1 (OpImm (ImmCLbl CLabel
lbl')) | Just (DynamicLinkerLabelInfo
_info, CLabel
lbl) <- CLabel -> Maybe (DynamicLinkerLabelInfo, CLabel)
dynamicLinkerLabelInfo CLabel
lbl' ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_ldr Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got_lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl)

  LDR Format
_f Operand
o1 (OpImm (ImmCLbl CLabel
lbl)) | CLabel -> Bool
isForeignLabel CLabel
lbl ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_ldr Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":got_lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl)

  LDR Format
_f Operand
o1 (OpImm (ImmCLbl CLabel
lbl)) ->
    Operand -> Line doc -> doc
op_adrp Operand
o1 (Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl) doc -> doc -> doc
forall doc. IsDoc doc => doc -> doc -> doc
$$
    Operand -> Line doc -> doc
op_add Operand
o1 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
":lo12:" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> CLabel -> Line doc
forall doc. IsLine doc => Platform -> CLabel -> doc
pprAsmLabel Platform
platform CLabel
lbl)

#endif

  LDR Format
_f o1 :: Operand
o1@(OpReg Width
W8 (RegReal (RealRegSingle RegNo
i))) Operand
o2 | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
32 ->
    Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldrb") Operand
o1 Operand
o2
  LDR Format
_f o1 :: Operand
o1@(OpReg Width
W16 (RegReal (RealRegSingle RegNo
i))) Operand
o2 | RegNo
i RegNo -> RegNo -> Bool
forall a. Ord a => a -> a -> Bool
< RegNo
32 ->
    Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldrh") Operand
o1 Operand
o2
  LDR Format
_f Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldr") Operand
o1 Operand
o2
  LDAR Format
_f Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldar") Operand
o1 Operand
o2

  STP Format
_f Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tstp") Operand
o1 Operand
o2 Operand
o3
  LDP Format
_f Operand
o1 Operand
o2 Operand
o3 -> Line doc -> Operand -> Operand -> Operand -> doc
op3 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldp") Operand
o1 Operand
o2 Operand
o3

  -- 8. Synchronization Instructions -------------------------------------------
  Instr
DMBSY -> Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tdmb sy"
  -- 9. Floating Point Instructions --------------------------------------------
  FCVT Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfcvt") Operand
o1 Operand
o2
  SCVTF Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tscvtf") Operand
o1 Operand
o2
  FCVTZS Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfcvtzs") Operand
o1 Operand
o2
  FABS Operand
o1 Operand
o2 -> Line doc -> Operand -> Operand -> doc
op2 (String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfabs") Operand
o1 Operand
o2
  FMA FMASign
variant Operand
d Operand
r1 Operand
r2 Operand
r3 ->
    let fma :: Line doc
fma = case FMASign
variant of
                FMASign
FMAdd  -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfmadd"
                FMASign
FMSub  -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfmsub"
                FMASign
FNMAdd -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfnmadd"
                FMASign
FNMSub -> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tfnmsub"
    in Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 Line doc
fma Operand
d Operand
r1 Operand
r2 Operand
r3
 where op2 :: Line doc -> Operand -> Operand -> doc
op2 Line doc
op Operand
o1 Operand
o2        = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ Line doc
op Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o2
       op3 :: Line doc -> Operand -> Operand -> Operand -> doc
op3 Line doc
op Operand
o1 Operand
o2 Operand
o3     = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ Line doc
op Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o2 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o3
       op4 :: Line doc -> Operand -> Operand -> Operand -> Operand -> doc
op4 Line doc
op Operand
o1 Operand
o2 Operand
o3 Operand
o4  = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ Line doc
op Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o2 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o3 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o4
       op_ldr :: Operand -> Line doc -> doc
op_ldr Operand
o1 Line doc
rest      = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tldr" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"[" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Line doc
rest Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"]"
       op_adrp :: Operand -> Line doc -> doc
op_adrp Operand
o1 Line doc
rest     = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tadrp" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Line doc
rest
       op_add :: Operand -> Line doc -> doc
op_add Operand
o1 Line doc
rest      = Line doc -> doc
forall doc. IsDoc doc => Line doc -> doc
line (Line doc -> doc) -> Line doc -> doc
forall a b. (a -> b) -> a -> b
$ String -> Line doc
forall doc. IsLine doc => String -> doc
text String
"\tadd" Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Platform -> Operand -> Line doc
forall doc. IsLine doc => Platform -> Operand -> doc
pprOp Platform
platform Operand
o1 Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<> Line doc
forall doc. IsLine doc => doc
comma Line doc -> Line doc -> Line doc
forall doc. IsLine doc => doc -> doc -> doc
<+> Line doc
rest

pprBcond :: IsLine doc => Cond -> doc
pprBcond :: forall doc. IsLine doc => Cond -> doc
pprBcond Cond
c = String -> doc
forall doc. IsLine doc => String -> doc
text String
"b." doc -> doc -> doc
forall doc. IsLine doc => doc -> doc -> doc
<> Cond -> doc
forall doc. IsLine doc => Cond -> doc
pprCond Cond
c

pprCond :: IsLine doc => Cond -> doc
pprCond :: forall doc. IsLine doc => Cond -> doc
pprCond Cond
c = case Cond
c of
  Cond
ALWAYS -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"al" -- Always
  Cond
EQ     -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"eq" -- Equal
  Cond
NE     -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"ne" -- Not Equal

  Cond
SLT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"lt" -- Signed less than                  ; Less than, or unordered
  Cond
SLE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"le" -- Signed less than or equal         ; Less than or equal, or unordered
  Cond
SGE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"ge" -- Signed greater than or equal      ; Greater than or equal
  Cond
SGT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"gt" -- Signed greater than               ; Greater than

  Cond
ULT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"lo" -- Carry clear/ unsigned lower       ; less than
  Cond
ULE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"ls" -- Unsigned lower or same            ; Less than or equal
  Cond
UGE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"hs" -- Carry set/unsigned higher or same ; Greater than or equal, or unordered
  Cond
UGT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"hi" -- Unsigned higher                   ; Greater than, or unordered

  Cond
NEVER  -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"nv" -- Never
  Cond
VS     -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"vs" -- Overflow                          ; Unordered (at least one NaN operand)
  Cond
VC     -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"vc" -- No overflow                       ; Not unordered

  -- Ordered variants.  Respecting NaN.
  Cond
OLT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"mi"
  Cond
OLE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"ls"
  Cond
OGE    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"ge"
  Cond
OGT    -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"gt"

  -- Unordered
  Cond
UOLT   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"lt"
  Cond
UOLE   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"le"
  Cond
UOGE   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"pl"
  Cond
UOGT   -> String -> doc
forall doc. IsLine doc => String -> doc
text String
"hi"