x86_64 NCG: fix register usage for CALLs

[ghc-hetmet.git] / compiler / nativeGen / RegAllocInfo.hs

diff --git a/compiler/nativeGen/RegAllocInfo.hs b/compiler/nativeGen/RegAllocInfo.hs
index 98c4e2d..df74218 100644 (file)
--- a/compiler/nativeGen/RegAllocInfo.hs
+++ b/compiler/nativeGen/RegAllocInfo.hs
@@ -224,12 +224,6 @@ regUsage instr = case instr of
     _other             -> panic "regUsage: unrecognised instr"
 
  where
-#if x86_64_TARGET_ARCH
-       -- call parameters: include %eax, because it is used
-       -- to pass the number of SSE reg arguments to varargs fns.
-    params = eax : allArgRegs ++ allFPArgRegs
-#endif
-
     -- 2 operand form; first operand Read; second Written
     usageRW :: Operand -> Operand -> RegUsage
     usageRW op (OpReg reg) = mkRU (use_R op) [reg]