diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 69aa6aedf8..3842db5d9d 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -3111,8 +3111,16 @@ TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) { // Flags[31:27] -> OriginalAlignment // Flags[2] -> isSRet // Flags[1] -> isInReg + // Flags[0] -> isSigned unsigned Flags = (isInReg << 1) | (isSRet << 2) | (OriginalAlignment << 27); + // FIXME: Distinguish between a formal with no [sz]ext attribute from one + // that is zero extended! + if (FTy->paramHasAttr(j, FunctionType::ZExtAttribute)) + Flags |= 0; + if (FTy->paramHasAttr(j, FunctionType::SExtAttribute)) + Flags |= 1; + switch (getTypeAction(VT)) { default: assert(0 && "Unknown type action!"); case Legal: |