Add a comment clarifying the role of getPrimitiveTypeSizeInBits.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75659 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-07-14 18:48:32 +00:00
parent 3eadf00b46
commit d51e5d0ee7

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@ -268,6 +268,11 @@ public:
/// This will return zero if the type does not have a size or is not a
/// primitive type.
///
/// Note that this may not reflect the size of memory allocated for an
/// instance of the type or the number of bytes that are written when an
/// intance of the type is stored to memory. The TargetData class provides
/// additional query functions to provide this information.
///
unsigned getPrimitiveSizeInBits() const;
/// getScalarSizeInBits - If this is a vector type, return the