X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FnativeGen%2FMachCodeGen.hs;h=eed63fb803d4cf79272cae88bfab940698db6dba;hb=c01eaa1d3eb3db5c8fd036aae7e3525909454c64;hp=4692f06f5a6f3e3e04cee9210a3269d1bea3b963;hpb=4d24d4f2dcf16513746cfd4ae2d1edc30eabf109;p=ghc-hetmet.git diff --git a/compiler/nativeGen/MachCodeGen.hs b/compiler/nativeGen/MachCodeGen.hs index 4692f06..eed63fb 100644 --- a/compiler/nativeGen/MachCodeGen.hs +++ b/compiler/nativeGen/MachCodeGen.hs @@ -45,13 +45,9 @@ import OrdList import Pretty import Outputable import FastString -import FastTypes ( isFastTrue ) +import FastBool ( isFastTrue ) import Constants ( wORD_SIZE ) -#ifdef DEBUG -import Outputable ( assertPanic ) -import Debug.Trace ( trace ) -#endif import Debug.Trace ( trace ) import Control.Monad ( mapAndUnzipM ) @@ -305,7 +301,7 @@ assignMem_I64Code addrTree valueTree = do mov_lo = ST I32 rlo (AddrRegImm src (ImmInt 4)) return (vcode `appOL` code `snocOL` mov_hi `snocOL` mov_lo) -assignReg_I64Code (CmmLocal (LocalReg u_dst pk)) valueTree = do +assignReg_I64Code (CmmLocal (LocalReg u_dst pk _)) valueTree = do ChildCode64 vcode r_src_lo <- iselExpr64 valueTree let r_dst_lo = mkVReg u_dst pk @@ -335,7 +331,7 @@ iselExpr64 (CmmLoad addrTree I64) = do rlo ) -iselExpr64 (CmmReg (CmmLocal (LocalReg uq I64))) = do +iselExpr64 (CmmReg (CmmLocal (LocalReg uq I64 _))) = do r_dst_lo <- getNewRegNat I32 let r_dst_hi = getHiVRegFromLo r_dst_lo r_src_lo = mkVReg uq I32 @@ -1046,8 +1042,7 @@ getRegister (CmmMachOp mop [x]) -- unary MachOps getRegister e@(CmmMachOp mop [x, y]) -- dyadic MachOps - = ASSERT2(cmmExprRep x /= I8, pprExpr e) - case mop of + = case mop of MO_Eq F32 -> condFltReg EQQ x y MO_Ne F32 -> condFltReg NE x y MO_S_Gt F32 -> condFltReg GTT x y @@ -3054,7 +3049,7 @@ genCCall (CmmPrim MO_WriteBarrier) _ _ = return nilOL -- we keep it this long in order to prevent earlier optimisations. -- we only cope with a single result for foreign calls -genCCall (CmmPrim op) [(r,_)] args = do +genCCall (CmmPrim op) [CmmHinted r _] args = do case op of MO_F32_Sqrt -> actuallyInlineFloatOp F32 (GSQRT F32) args MO_F64_Sqrt -> actuallyInlineFloatOp F64 (GSQRT F64) args @@ -3070,14 +3065,14 @@ genCCall (CmmPrim op) [(r,_)] args = do other_op -> outOfLineFloatOp op r args where - actuallyInlineFloatOp rep instr [(x,_)] + actuallyInlineFloatOp rep instr [CmmHinted x _] = do res <- trivialUFCode rep instr x any <- anyReg res return (any (getRegisterReg (CmmLocal r))) genCCall target dest_regs args = do let - sizes = map (arg_size . cmmExprRep . fst) (reverse args) + sizes = map (arg_size . cmmExprRep . hintlessCmm) (reverse args) #if !darwin_TARGET_OS tot_arg_size = sum sizes #else @@ -3129,7 +3124,7 @@ genCCall target dest_regs args = do let -- assign the results, if necessary assign_code [] = nilOL - assign_code [(dest,_hint)] = + assign_code [CmmHinted dest _hint] = case rep of I64 -> toOL [MOV I32 (OpReg eax) (OpReg r_dest), MOV I32 (OpReg edx) (OpReg r_dest_hi)] @@ -3156,10 +3151,10 @@ genCCall target dest_regs args = do | otherwise = x + a - (x `mod` a) - push_arg :: (CmmExpr,MachHint){-current argument-} + push_arg :: (CmmHinted CmmExpr){-current argument-} -> NatM InstrBlock -- code - push_arg (arg,_hint) -- we don't need the hints on x86 + push_arg (CmmHinted arg _hint) -- we don't need the hints on x86 | arg_rep == I64 = do ChildCode64 code r_lo <- iselExpr64 arg delta <- getDeltaNat @@ -3213,13 +3208,13 @@ outOfLineFloatOp mop res args if localRegRep res == F64 then - stmtToInstrs (CmmCall target [(res,FloatHint)] args CmmUnsafe CmmMayReturn) + stmtToInstrs (CmmCall target [CmmHinted res FloatHint] args CmmUnsafe CmmMayReturn) else do uq <- getUniqueNat let tmp = LocalReg uq F64 GCKindNonPtr -- in - code1 <- stmtToInstrs (CmmCall target [(tmp,FloatHint)] args CmmUnsafe CmmMayReturn) + code1 <- stmtToInstrs (CmmCall target [CmmHinted tmp FloatHint] args CmmUnsafe CmmMayReturn) code2 <- stmtToInstrs (CmmAssign (CmmLocal res) (CmmReg (CmmLocal tmp))) return (code1 `appOL` code2) where @@ -3268,7 +3263,8 @@ genCCall (CmmPrim MO_WriteBarrier) _ _ = return nilOL -- write barrier compiles to no code on x86/x86-64; -- we keep it this long in order to prevent earlier optimisations. -genCCall (CmmPrim op) [(r,_)] args = + +genCCall (CmmPrim op) [CmmHinted r _] args = outOfLineFloatOp op r args genCCall target dest_regs args = do @@ -3348,7 +3344,7 @@ genCCall target dest_regs args = do let -- assign the results, if necessary assign_code [] = nilOL - assign_code [(dest,_hint)] = + assign_code [CmmHinted dest _hint] = case rep of F32 -> unitOL (MOV rep (OpReg xmm0) (OpReg r_dest)) F64 -> unitOL (MOV rep (OpReg xmm0) (OpReg r_dest)) @@ -3368,16 +3364,16 @@ genCCall target dest_regs args = do where arg_size = 8 -- always, at the mo - load_args :: [(CmmExpr,MachHint)] + load_args :: [CmmHinted CmmExpr] -> [Reg] -- int regs avail for args -> [Reg] -- FP regs avail for args -> InstrBlock - -> NatM ([(CmmExpr,MachHint)],[Reg],[Reg],InstrBlock) + -> NatM ([CmmHinted CmmExpr],[Reg],[Reg],InstrBlock) load_args args [] [] code = return (args, [], [], code) -- no more regs to use load_args [] aregs fregs code = return ([], aregs, fregs, code) -- no more args to push - load_args ((arg,hint) : rest) aregs fregs code + load_args ((CmmHinted arg hint) : rest) aregs fregs code | isFloatingRep arg_rep = case fregs of [] -> push_this_arg @@ -3395,10 +3391,10 @@ genCCall target dest_regs args = do push_this_arg = do (args',ars,frs,code') <- load_args rest aregs fregs code - return ((arg,hint):args', ars, frs, code') + return ((CmmHinted arg hint):args', ars, frs, code') push_args [] code = return code - push_args ((arg,hint):rest) code + push_args ((CmmHinted arg hint):rest) code | isFloatingRep arg_rep = do (arg_reg, arg_code) <- getSomeReg arg delta <- getDeltaNat @@ -3459,7 +3455,7 @@ genCCall target dest_regs args = do genCCall target dest_regs argsAndHints = do let - args = map fst argsAndHints + args = map hintlessCmm argsAndHints argcode_and_vregs <- mapM arg_to_int_vregs args let (argcodes, vregss) = unzip argcode_and_vregs @@ -3694,7 +3690,7 @@ genCCall target dest_regs argsAndHints initialStackOffset = 8 stackDelta finalStack = roundTo 16 finalStack #endif - args = map fst argsAndHints + args = map hintlessCmm argsAndHints argReps = map cmmExprRep args roundTo a x | x `mod` a == 0 = x @@ -3809,7 +3805,7 @@ genCCall target dest_regs argsAndHints moveResult reduceToF32 = case dest_regs of [] -> nilOL - [(dest, _hint)] + [CmmHinted dest _hint] | reduceToF32 && rep == F32 -> unitOL (FRSP r_dest f1) | rep == F32 || rep == F64 -> unitOL (MR r_dest f1) | rep == I64 -> toOL [MR (getHiVRegFromLo r_dest) r3, @@ -3993,7 +3989,7 @@ genSwitch expr ids ] return code #else -genSwitch expr ids = panic "ToDo: genSwitch" +#error "ToDo: genSwitch" #endif jumpTableEntry Nothing = CmmStaticLit (CmmInt 0 wordRep)