[AIX] Change the code based on https://lists.llvm.org/pipermail/llvm-commits/Week...

Summary:

change the code based on the discussion as:
https://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20201214/864235.html

diff --git a/llvm/lib/Target/PowerPC/PPCMachineFunctionInfo.cpp b/llvm/lib/Target/PowerPC/PPCMachineFunctionInfo.cpp
index d364eb9..c976a9c 100644 (file)
--- a/llvm/lib/Target/PowerPC/PPCMachineFunctionInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCMachineFunctionInfo.cpp
@@ -94,6 +94,6 @@ void PPCFunctionInfo::appendParameterType(ParamType Type) {
   }
 
   assert(Type != FixedType && "FixedType should already be handled.");
-  if (30 - Bits >= 0)
+  if (Bits < 31)
     ParameterType |= Type << (30 - Bits);
 }