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Add a new ANY_EXTEND node, which operates like an extension but has undefined

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top bits.

llvm-svn: 23200
This commit is contained in:
Chris Lattner 2005-09-02 00:14:40 +00:00
parent 0af4af9c55
commit a0ac88861d
1 changed files with 3 additions and 0 deletions
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3
include/llvm/CodeGen/SelectionDAGNodes.h
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@ -158,6 +158,9 @@ namespace ISD {
// ZERO_EXTEND - Used for integer types, zeroing the new bits.
ZERO_EXTEND,
// ANY_EXTEND - Used for integer types. The high bits are undefined.
ANY_EXTEND,
// TRUNCATE - Completely drop the high bits.
TRUNCATE,