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Add a FIXME comment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25635 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-01-26 02:13:31 +00:00
parent 9bba894596
commit 8eab3608de
1 changed files with 1 additions and 0 deletions
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utils/TableGen/DAGISelEmitter.cpp
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@ -1932,6 +1932,7 @@ public:
// Don't fold any node which reads or writes a flag and has multiple uses.
// FIXME: we really need to separate the concepts of flag and "glue". Those
// real flag results, e.g. X86CMP output, can have multiple uses.
// FIXME: If the incoming flag is optional. Then it is ok to fold it.
if (!EmittedCheck &&
(PatternHasProperty(N, SDNodeInfo::SDNPInFlag, ISE) ||
PatternHasProperty(N, SDNodeInfo::SDNPOptInFlag, ISE) ||