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authorNate Begeman <natebegeman@mac.com>2005-10-14 01:29:07 +0000
committerNate Begeman <natebegeman@mac.com>2005-10-14 01:29:07 +0000
commit216def8ecfb8d2b03520a4fe004d498ad7b8b1c9 (patch)
tree9a7ba70594ea7e07a703e3b5c18732f972a0cd18 /lib
parentb4871ad6949a00e6d01985401ca038f4ed475d2d (diff)
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fold sext_in_reg, sext_in_reg where both have the same VT. This was
popping up in Fourinarow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23722 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/CodeGen/SelectionDAG/DAGCombiner.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 4997dba..879dc5b 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -1330,7 +1330,7 @@ SDOperand DAGCombiner::visitSIGN_EXTEND_INREG(SDNode *N) {
}
// fold (sext_in_reg (sext_in_reg x, VT2), VT1) -> (sext_in_reg x, minVT) pt1
if (N0.getOpcode() == ISD::SIGN_EXTEND_INREG &&
- cast<VTSDNode>(N0.getOperand(1))->getVT() < EVT) {
+ cast<VTSDNode>(N0.getOperand(1))->getVT() <= EVT) {
return N0;
}
// fold (sext_in_reg (sext_in_reg x, VT2), VT1) -> (sext_in_reg x, minVT) pt2