CgUtils
- addIdReps :: [Id] -> [(CgRep, Id)]
- cgLit :: Literal -> FCode CmmLit
- emitDataLits :: CLabel -> [CmmLit] -> Code
- mkDataLits :: CLabel -> [CmmLit] -> GenCmmTop CmmStatic info graph
- emitRODataLits :: String -> CLabel -> [CmmLit] -> Code
- mkRODataLits :: CLabel -> [CmmLit] -> GenCmmTop CmmStatic info graph
- emitIf :: CmmExpr -> Code -> Code
- emitIfThenElse :: CmmExpr -> Code -> Code -> Code
- emitRtsCall :: PackageId -> FastString -> [CmmHinted CmmExpr] -> Bool -> Code
- emitRtsCallWithVols :: PackageId -> FastString -> [CmmHinted CmmExpr] -> [GlobalReg] -> Bool -> Code
- emitRtsCallWithResult :: LocalReg -> ForeignHint -> PackageId -> FastString -> [CmmHinted CmmExpr] -> Bool -> Code
- assignTemp :: CmmExpr -> FCode CmmExpr
- newTemp :: CmmType -> FCode LocalReg
- emitSimultaneously :: CmmStmts -> Code
- emitSwitch :: CmmExpr -> [(ConTagZ, CgStmts)] -> Maybe CgStmts -> ConTagZ -> ConTagZ -> Code
- emitLitSwitch :: CmmExpr -> [(Literal, CgStmts)] -> CgStmts -> Code
- tagToClosure :: TyCon -> CmmExpr -> CmmExpr
- callerSaves :: GlobalReg -> Bool
- callerSaveVolatileRegs :: Maybe [GlobalReg] -> ([CmmStmt], [CmmStmt])
- get_GlobalReg_addr :: GlobalReg -> CmmExpr
- activeStgRegs :: [GlobalReg]
- fixStgRegisters :: RawCmmTop -> RawCmmTop
- cmmAndWord :: CmmExpr -> CmmExpr -> CmmExpr
- cmmOrWord :: CmmExpr -> CmmExpr -> CmmExpr
- cmmNegate :: CmmExpr -> CmmExpr
- cmmEqWord :: CmmExpr -> CmmExpr -> CmmExpr
- cmmNeWord :: CmmExpr -> CmmExpr -> CmmExpr
- cmmUGtWord :: CmmExpr -> CmmExpr -> CmmExpr
- cmmOffsetExprW :: CmmExpr -> CmmExpr -> CmmExpr
- cmmOffsetExprB :: CmmExpr -> CmmExpr -> CmmExpr
- cmmRegOffW :: CmmReg -> WordOff -> CmmExpr
- cmmRegOffB :: CmmReg -> ByteOff -> CmmExpr
- cmmLabelOffW :: CLabel -> WordOff -> CmmLit
- cmmLabelOffB :: CLabel -> ByteOff -> CmmLit
- cmmOffsetW :: CmmExpr -> WordOff -> CmmExpr
- cmmOffsetB :: CmmExpr -> ByteOff -> CmmExpr
- cmmOffsetLitW :: CmmLit -> WordOff -> CmmLit
- cmmOffsetLitB :: CmmLit -> ByteOff -> CmmLit
- cmmLoadIndexW :: CmmExpr -> Int -> CmmType -> CmmExpr
- cmmConstrTag :: CmmExpr -> CmmExpr
- cmmConstrTag1 :: CmmExpr -> CmmExpr
- tagForCon :: DataCon -> ConTagZ
- tagCons :: DataCon -> CmmExpr -> CmmExpr
- isSmallFamily :: Int -> Bool
- cmmUntag :: CmmExpr -> CmmExpr
- cmmIsTagged :: CmmExpr -> CmmExpr
- cmmGetTag :: CmmExpr -> CmmExpr
- addToMem :: Width -> CmmExpr -> Int -> CmmStmt
- addToMemE :: Width -> CmmExpr -> CmmExpr -> CmmStmt
- mkWordCLit :: StgWord -> CmmLit
- mkStringCLit :: String -> FCode CmmLit
- mkByteStringCLit :: [Word8] -> FCode CmmLit
- packHalfWordsCLit :: (Integral a, Integral b) => a -> b -> CmmLit
- blankWord :: CmmStatic
- getSRTInfo :: FCode C_SRT
- clHasCafRefs :: ClosureInfo -> CafInfo
Documentation
emitDataLits :: CLabel -> [CmmLit] -> Code
mkDataLits :: CLabel -> [CmmLit] -> GenCmmTop CmmStatic info graph
emitRODataLits :: String -> CLabel -> [CmmLit] -> Code
mkRODataLits :: CLabel -> [CmmLit] -> GenCmmTop CmmStatic info graph
emitIfThenElse :: CmmExpr -> Code -> Code -> Code
Arguments
:: PackageId | package the function is in |
-> FastString | name of function |
-> [CmmHinted CmmExpr] | function args |
-> Bool | whether this is a safe call |
-> Code | cmm code |
Emit code to call a Cmm function.
emitRtsCallWithVols :: PackageId -> FastString -> [CmmHinted CmmExpr] -> [GlobalReg] -> Bool -> Code
emitRtsCallWithResult :: LocalReg -> ForeignHint -> PackageId -> FastString -> [CmmHinted CmmExpr] -> Bool -> Code
assignTemp :: CmmExpr -> FCode CmmExpr
emitSimultaneously :: CmmStmts -> Code
tagToClosure :: TyCon -> CmmExpr -> CmmExpr
callerSaves :: GlobalReg -> Bool
Returns True
if this global register is stored in a caller-saves
machine register.
callerSaveVolatileRegs :: Maybe [GlobalReg] -> ([CmmStmt], [CmmStmt])
get_GlobalReg_addr :: GlobalReg -> CmmExpr
We map STG registers onto appropriate CmmExprs. Either they map to real machine registers or stored as offsets from BaseReg. Given a GlobalReg, get_GlobalReg_addr always produces the register table address for it.
activeStgRegs :: [GlobalReg]
Here is where the STG register map is defined for each target arch. The order matters (for the llvm backend anyway)! We must make sure to maintain the order here with the order used in the LLVM calling conventions. Note that also, this isn't all registers, just the ones that are currently possbily mapped to real registers.
fixStgRegisters :: RawCmmTop -> RawCmmTop
Fixup global registers so that they assign to locations within the RegTable if they aren't pinned for the current target.
cmmAndWord :: CmmExpr -> CmmExpr -> CmmExpr
cmmUGtWord :: CmmExpr -> CmmExpr -> CmmExpr
cmmOffsetExprW :: CmmExpr -> CmmExpr -> CmmExpr
cmmOffsetExprB :: CmmExpr -> CmmExpr -> CmmExpr
cmmRegOffW :: CmmReg -> WordOff -> CmmExpr
cmmRegOffB :: CmmReg -> ByteOff -> CmmExpr
cmmLabelOffW :: CLabel -> WordOff -> CmmLit
cmmLabelOffB :: CLabel -> ByteOff -> CmmLit
cmmOffsetW :: CmmExpr -> WordOff -> CmmExpr
cmmOffsetB :: CmmExpr -> ByteOff -> CmmExpr
cmmOffsetLitW :: CmmLit -> WordOff -> CmmLit
cmmOffsetLitB :: CmmLit -> ByteOff -> CmmLit
cmmLoadIndexW :: CmmExpr -> Int -> CmmType -> CmmExpr
cmmConstrTag :: CmmExpr -> CmmExpr
cmmConstrTag1 :: CmmExpr -> CmmExpr
isSmallFamily :: Int -> Bool
cmmIsTagged :: CmmExpr -> CmmExpr
mkWordCLit :: StgWord -> CmmLit
mkStringCLit :: String -> FCode CmmLit
mkByteStringCLit :: [Word8] -> FCode CmmLit
packHalfWordsCLit :: (Integral a, Integral b) => a -> b -> CmmLit
getSRTInfo :: FCode C_SRT
clHasCafRefs :: ClosureInfo -> CafInfo