cmmToLlvmType, widthToLlvmFloat, widthToLlvmInt, llvmFunTy,
llvmFunSig, llvmStdFunAttrs, llvmFunAlign, llvmInfAlign,
- llvmPtrBits, llvmGhcCC,
+ llvmPtrBits, mkLlvmFunc, tysToParams,
strCLabel_llvm, genCmmLabelRef, genStringLabelRef
import Llvm
import LlvmCodeGen.Regs
-import CgUtils ( activeStgRegs )
import CLabel
+import CgUtils ( activeStgRegs )
import Cmm
-
+import Constants
import FastString
import qualified Outputable as Outp
-import Unique
import UniqFM
+import Unique
-- ----------------------------------------------------------------------------
-- * Some Data Types
type LlvmBasicBlock = GenBasicBlock LlvmStatement
-- | Unresolved code.
--- Of the form: (data label, data type, unresovled data)
-type LlvmUnresData = (CLabel, LlvmType, [UnresStatic])
+-- Of the form: (data label, data type, unresolved data)
+type LlvmUnresData = (CLabel, Section, LlvmType, [UnresStatic])
-- | Top level LLVM Data (globals and type aliases)
type LlvmData = ([LMGlobal], [LlvmType])
-- | Llvm Function type for Cmm function
llvmFunTy :: LlvmType
-llvmFunTy
- = LMFunction $
- LlvmFunctionDecl (fsLit "a") ExternallyVisible llvmGhcCC LMVoid FixedArgs
- (Left $ map getVarType llvmFunArgs) llvmFunAlign
+llvmFunTy = LMFunction $ llvmFunSig' (fsLit "a") ExternallyVisible
-- | Llvm Function signature
llvmFunSig :: CLabel -> LlvmLinkageType -> LlvmFunctionDecl
-llvmFunSig lbl link
- = let n = strCLabel_llvm lbl
- in LlvmFunctionDecl n link llvmGhcCC LMVoid FixedArgs
- (Right llvmFunArgs) llvmFunAlign
+llvmFunSig lbl link = llvmFunSig' (strCLabel_llvm lbl) link
+
+llvmFunSig' :: LMString -> LlvmLinkageType -> LlvmFunctionDecl
+llvmFunSig' lbl link
+ = let toParams x | isPointer x = (x, [NoAlias, NoCapture])
+ | otherwise = (x, [])
+ in LlvmFunctionDecl lbl link llvmGhcCC LMVoid FixedArgs
+ (map (toParams . getVarType) llvmFunArgs) llvmFunAlign
+
+-- | Create a Haskell function in LLVM.
+mkLlvmFunc :: CLabel -> LlvmLinkageType -> LMSection -> LlvmBlocks
+ -> LlvmFunction
+mkLlvmFunc lbl link sec blks
+ = let funDec = llvmFunSig lbl link
+ funArgs = map (fsLit . getPlainName) llvmFunArgs
+ in LlvmFunction funDec funArgs llvmStdFunAttrs sec blks
-- | Alignment to use for functions
llvmFunAlign :: LMAlign
-llvmFunAlign = Just 4
+llvmFunAlign = Just wORD_SIZE
-- | Alignment to use for into tables
llvmInfAlign :: LMAlign
-llvmInfAlign = Just 4
+llvmInfAlign = Just wORD_SIZE
-- | A Function's arguments
llvmFunArgs :: [LlvmVar]
llvmStdFunAttrs :: [LlvmFuncAttr]
llvmStdFunAttrs = [NoUnwind]
+-- | Convert a list of types to a list of function parameters
+-- (each with no parameter attributes)
+tysToParams :: [LlvmType] -> [LlvmParameter]
+tysToParams = map (\ty -> (ty, []))
+
-- | Pointer width
llvmPtrBits :: Int
llvmPtrBits = widthInBits $ typeWidth gcWord
genStringLabelRef :: LMString -> LMGlobal
genStringLabelRef cl
= let ty = LMPointer $ LMArray 0 llvmWord
- in (LMGlobalVar cl ty External Nothing Nothing, Nothing)
+ in (LMGlobalVar cl ty External Nothing Nothing False, Nothing)
-- ----------------------------------------------------------------------------