Commit 5dc3db74 authored by Erik de Castro Lopo's avatar Erik de Castro Lopo

Switch to LLVM version 3.7

parent e5baf62d
......@@ -117,6 +117,7 @@ ppLlvmMeta (MetaNamed n m)
-- | Print out an LLVM metadata value.
ppLlvmMetaExpr :: MetaExpr -> SDoc
ppLlvmMetaExpr (MetaVar (LMLitVar (LMNullLit _))) = text "null"
ppLlvmMetaExpr (MetaStr s ) = text "!" <> doubleQuotes (ftext s)
ppLlvmMetaExpr (MetaNode n ) = text "!" <> int n
ppLlvmMetaExpr (MetaVar v ) = ppr v
......@@ -273,17 +274,12 @@ ppCall ct fptr args attrs = case fptr of
++ "local var of pointer function type."
where
ppCall' (LlvmFunctionDecl _ _ cc ret argTy params _) =
ppCall' (LlvmFunctionDecl _ _ cc ret _ _ _) =
let tc = if ct == TailCall then text "tail " else empty
ppValues = hsep $ punctuate comma $ map ppCallMetaExpr args
ppArgTy = (ppCommaJoin $ map fst params) <>
(case argTy of
VarArgs -> text ", ..."
FixedArgs -> empty)
fnty = space <> lparen <> ppArgTy <> rparen <> char '*'
attrDoc = ppSpaceJoin attrs
in tc <> text "call" <+> ppr cc <+> ppr ret
<> fnty <+> ppName fptr <> lparen <+> ppValues
<+> ppName fptr <> lparen <+> ppValues
<+> rparen <+> attrDoc
-- Metadata needs to be marked as having the `metadata` type when used
......@@ -362,8 +358,11 @@ ppCmpXChg addr old new s_ord f_ord =
-- of specifying alignment.
ppLoad :: LlvmVar -> SDoc
ppLoad var = text "load" <+> ppr var <> align
ppLoad var = text "load" <+> derefType <+> ppr var <> align
where
derefType = case getVarType var of
LMPointer x -> ppr x <> comma
_ -> empty
align | isVector . pLower . getVarType $ var = text ", align 1"
| otherwise = empty
......@@ -373,7 +372,10 @@ ppALoad ord st var = sdocWithDynFlags $ \dflags ->
align = text ", align" <+> ppr alignment
sThreaded | st = text " singlethread"
| otherwise = empty
in text "load atomic" <+> ppr var <> sThreaded <+> ppSyncOrdering ord <> align
derefType = case getVarType var of
LMPointer x -> ppr x <> comma
_ -> empty
in text "load atomic" <+> derefType <+> ppr var <> sThreaded <+> ppSyncOrdering ord <> align
ppStore :: LlvmVar -> LlvmVar -> SDoc
ppStore val dst
......@@ -409,7 +411,10 @@ ppGetElementPtr :: Bool -> LlvmVar -> [LlvmVar] -> SDoc
ppGetElementPtr inb ptr idx =
let indexes = comma <+> ppCommaJoin idx
inbound = if inb then text "inbounds" else empty
in text "getelementptr" <+> inbound <+> ppr ptr <> indexes
derefType = case getVarType ptr of
LMPointer x -> ppr x <> comma
_ -> error "ppGetElementPtr"
in text "getelementptr" <+> inbound <+> derefType <+> ppr ptr <> indexes
ppReturn :: Maybe LlvmVar -> SDoc
......
......@@ -581,6 +581,7 @@ instance Outputable LlvmCallConvention where
ppr CC_Ccc = text "ccc"
ppr CC_Fastcc = text "fastcc"
ppr CC_Coldcc = text "coldcc"
ppr (CC_Ncc 10) = text "ghccc"
ppr (CC_Ncc i) = text "cc " <> ppr i
ppr CC_X86_Stdcc = text "x86_stdcallcc"
......
......@@ -47,20 +47,15 @@ llvmCodeGen dflags h us cmm_stream
showPass dflags "LLVM CodeGen"
-- get llvm version, cache for later use
ver <- (fromMaybe defaultLlvmVersion) `fmap` figureLlvmVersion dflags
ver <- (fromMaybe supportedLlvmVersion) `fmap` figureLlvmVersion dflags
writeIORef (llvmVersion dflags) ver
-- warn if unsupported
debugTraceMsg dflags 2
(text "Using LLVM version:" <+> text (show ver))
let doWarn = wopt Opt_WarnUnsupportedLlvmVersion dflags
when (ver < minSupportLlvmVersion && doWarn) $
errorMsg dflags (text "You are using an old version of LLVM that"
<> text " isn't supported anymore!"
$+$ text "We will try though...")
when (ver > maxSupportLlvmVersion && doWarn) $
putMsg dflags (text "You are using a new version of LLVM that"
<> text " hasn't been tested yet!"
when (ver /= supportedLlvmVersion && doWarn) $
putMsg dflags (text "You are using an unsupported version of LLVM!"
$+$ text "We will try though...")
-- run code generation
......
......@@ -12,8 +12,7 @@ module LlvmCodeGen.Base (
LiveGlobalRegs,
LlvmUnresData, LlvmData, UnresLabel, UnresStatic,
LlvmVersion, defaultLlvmVersion, minSupportLlvmVersion,
maxSupportLlvmVersion,
LlvmVersion, supportedLlvmVersion,
LlvmM,
runLlvm, liftStream, withClearVars, varLookup, varInsert,
......@@ -174,15 +173,9 @@ llvmPtrBits dflags = widthInBits $ typeWidth $ gcWord dflags
-- | LLVM Version Number
type LlvmVersion = Int
-- | The LLVM Version we assume if we don't know
defaultLlvmVersion :: LlvmVersion
defaultLlvmVersion = 36
minSupportLlvmVersion :: LlvmVersion
minSupportLlvmVersion = 36
maxSupportLlvmVersion :: LlvmVersion
maxSupportLlvmVersion = 36
-- | The LLVM Version that is currently supported.
supportedLlvmVersion :: LlvmVersion
supportedLlvmVersion = 37
-- ----------------------------------------------------------------------------
-- * Environment Handling
......
......@@ -553,7 +553,7 @@ esac
# tools we are looking for. In the past, GHC supported a number of
# versions of LLVM simultaneously, but that stopped working around
# 3.5/3.6 release of LLVM.
LlvmVersion=3.6
LlvmVersion=3.7
AC_SUBST([LlvmVersion])
dnl ** Which LLVM llc to use?
......
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