The promotion rules are the same for all targets, they are set by the C standard.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5962 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index dc722fc..24788e3 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -20,16 +20,10 @@
// function TargetMachine::findOptimalStorageSize
//
-// Purpose:
-// This default implementation assumes that all sub-word data items use
-// space equal to optSizeForSubWordData, and all other primitive data
-// items use space according to the type.
-//
unsigned TargetMachine::findOptimalStorageSize(const Type *Ty) const {
- // Round integral values smaller than SubWordDataSize up to SubWordDataSize
- if (Ty->isIntegral() &&
- Ty->getPrimitiveSize() < DataLayout.getSubWordDataSize())
- return DataLayout.getSubWordDataSize();
+ // All integer types smaller than ints promote to 4 byte integers.
+ if (Ty->isIntegral() && Ty->getPrimitiveSize() < 4)
+ return 4;
return DataLayout.getTypeSize(Ty);
}