X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FnativeGen%2FX86%2FCodeGen.hs;h=e606e2cf76e0149c4cc4e8c9f43a9e6e7a740e1c;hb=41147ad2a9ca84ebe66386b3b0043cb7b48ddcd8;hp=89a26a97724d8230510537bf766f16daad7c21f6;hpb=49a8e5c021009430d373d6224b29004c7d18c408;p=ghc-hetmet.git

diff --git a/compiler/nativeGen/X86/CodeGen.hs b/compiler/nativeGen/X86/CodeGen.hs
index 89a26a9..e606e2c 100644
--- a/compiler/nativeGen/X86/CodeGen.hs
+++ b/compiler/nativeGen/X86/CodeGen.hs
@@ -47,7 +47,8 @@ import Platform
 import BasicTypes
 import BlockId
 import PprCmm		( pprExpr )
-import Cmm
+import OldCmm
+import OldPprCmm
 import CLabel
 import ClosureInfo	( C_SRT(..) )
 
@@ -58,6 +59,7 @@ import OrdList
 import Pretty
 import qualified Outputable as O
 import Outputable
+import Unique
 import FastString
 import FastBool		( isFastTrue )
 import Constants	( wORD_SIZE )
@@ -93,11 +95,10 @@ cmmTopCodeGen
 	-> RawCmmTop
 	-> NatM [NatCmmTop Instr]
 
-cmmTopCodeGen dynflags 
-	(CmmProc info lab params (ListGraph blocks)) = do
+cmmTopCodeGen dynflags (CmmProc info lab (ListGraph blocks)) = do
   (nat_blocks,statics) <- mapAndUnzipM basicBlockCodeGen blocks
   picBaseMb <- getPicBaseMaybeNat
-  let proc = CmmProc info lab params (ListGraph $ concat nat_blocks)
+  let proc = CmmProc info lab (ListGraph $ concat nat_blocks)
       tops = proc : concat statics
       os   = platformOS $ targetPlatform dynflags
 
@@ -271,8 +272,8 @@ is32BitInteger i = i64 <= 0x7fffffff && i64 >= -0x80000000
 -- | Convert a BlockId to some CmmStatic data
 jumpTableEntry :: Maybe BlockId -> CmmStatic
 jumpTableEntry Nothing = CmmStaticLit (CmmInt 0 wordWidth)
-jumpTableEntry (Just (BlockId id)) = CmmStaticLit (CmmLabel blockLabel)
-    where blockLabel = mkAsmTempLabel id
+jumpTableEntry (Just blockid) = CmmStaticLit (CmmLabel blockLabel)
+    where blockLabel = mkAsmTempLabel (getUnique blockid)
 
 
 -- -----------------------------------------------------------------------------
@@ -604,9 +605,7 @@ getRegister (CmmMachOp mop [x]) = do -- unary MachOps
         | sse2      -> coerceFP2FP W64 x
         | otherwise -> conversionNop FF80 x 
 
-      MO_FF_Conv W64 W32
-        | sse2      -> coerceFP2FP W32 x
-        | otherwise -> conversionNop FF80 x 
+      MO_FF_Conv W64 W32 -> coerceFP2FP W32 x
 
       MO_FS_Conv from to -> coerceFP2Int from to x
       MO_SF_Conv from to -> coerceInt2FP from to x
@@ -991,11 +990,11 @@ getAmode (CmmMachOp (MO_Sub rep) [x, CmmLit lit@(CmmInt i _)])
        let off = ImmInt (-(fromInteger i))
        return (Amode (AddrBaseIndex (EABaseReg x_reg) EAIndexNone off) x_code)
   
-getAmode (CmmMachOp (MO_Add rep) [x, CmmLit lit@(CmmInt i _)])
+getAmode (CmmMachOp (MO_Add rep) [x, CmmLit lit])
   | is32BitLit lit
   -- ASSERT(rep == II32)???
   = do (x_reg, x_code) <- getSomeReg x
-       let off = ImmInt (fromInteger i)
+       let off = litToImm lit
        return (Amode (AddrBaseIndex (EABaseReg x_reg) EAIndexNone off) x_code)
 
 -- Turn (lit1 << n  + lit2) into  (lit2 + lit1 << n) so it will be 
@@ -1926,9 +1925,9 @@ genSwitch expr ids
             
             jumpTableEntryRel Nothing
                 = CmmStaticLit (CmmInt 0 wordWidth)
-            jumpTableEntryRel (Just (BlockId id))
+            jumpTableEntryRel (Just blockid)
                 = CmmStaticLit (CmmLabelDiffOff blockLabel lbl 0)
-                where blockLabel = mkAsmTempLabel id
+                where blockLabel = mkAsmTempLabel (getUnique blockid)
 
             op = OpAddr (AddrBaseIndex (EABaseReg tableReg)
                                        (EAIndex reg wORD_SIZE) (ImmInt 0))
@@ -2256,12 +2255,14 @@ coerceFP2Int from to x = if_sse2 coerceFP2Int_sse2 coerceFP2Int_x87
 --------------------------------------------------------------------------------
 coerceFP2FP :: Width -> CmmExpr -> NatM Register
 coerceFP2FP to x = do
+  use_sse2 <- sse2Enabled
   (x_reg, x_code) <- getSomeReg x
   let
-        opc  = case to of W32 -> CVTSD2SS; W64 -> CVTSS2SD
+        opc | use_sse2  = case to of W32 -> CVTSD2SS; W64 -> CVTSS2SD
+            | otherwise = GDTOF
         code dst = x_code `snocOL` opc x_reg dst
   -- in
-  return (Any (floatSize to) code)
+  return (Any (if use_sse2 then floatSize to else FF80) code)
 
 --------------------------------------------------------------------------------