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Hack around extracts that aren't easy to process.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109043 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2010-07-21 22:07:19 +00:00
parent 6215109cd9
commit 07fdd897e2
1 changed files with 4 additions and 0 deletions
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4
utils/TableGen/FastISelEmitter.cpp
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@ -287,6 +287,10 @@ void FastISelMap::CollectPatterns(CodeGenDAGPatterns &CGP) {
if (!DstRC)
continue;
} else {
// If this isn't a leaf, then continue since the register classes are
// a bit too complicated for now.
if (!Dst->getChild(1)->isLeaf()) continue;
DefInit *SR = dynamic_cast<DefInit*>(Dst->getChild(1)->getLeafValue());
if (SR)
SubRegNo = getQualifiedName(SR->getDef());