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| author | Owen Anderson <resistor@mac.com> | 2013-02-14 09:07:33 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2013-02-14 09:07:33 +0000 |
| commit | 39125d9a3a319b6dfd1fba639cd7df2fa1465a8e (patch) | |
| tree | c4e71ec4744b5e9d38a969b0cf77088168afb90f /lib | |
| parent | c8c82dc1cce927d3096243a4514a84c5d75f4d24 (diff) | |
| download | external_llvm-39125d9a3a319b6dfd1fba639cd7df2fa1465a8e.zip external_llvm-39125d9a3a319b6dfd1fba639cd7df2fa1465a8e.tar.gz external_llvm-39125d9a3a319b6dfd1fba639cd7df2fa1465a8e.tar.bz2 | |
Add some legality checks for SETCC before introducing it in the DAG combiner post-operand legalization.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175149 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 67fa39d..c61d7ac 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -2634,7 +2634,9 @@ SDValue DAGCombiner::visitAND(SDNode *N) { ISD::CondCode Result = ISD::getSetCCAndOperation(Op0, Op1, isInteger); if (Result != ISD::SETCC_INVALID && (!LegalOperations || - TLI.isCondCodeLegal(Result, LL.getSimpleValueType()))) + (TLI.isCondCodeLegal(Result, LL.getSimpleValueType()) && + TLI.isOperationLegal(ISD::SETCC, + TLI.getSetCCResultType(N0.getSimpleValueType()))))) return DAG.getSetCC(N->getDebugLoc(), N0.getValueType(), LL, LR, Result); } @@ -3144,7 +3146,9 @@ SDValue DAGCombiner::visitOR(SDNode *N) { ISD::CondCode Result = ISD::getSetCCOrOperation(Op0, Op1, isInteger); if (Result != ISD::SETCC_INVALID && (!LegalOperations || - TLI.isCondCodeLegal(Result, LL.getSimpleValueType()))) + (TLI.isCondCodeLegal(Result, LL.getSimpleValueType()) && + TLI.isOperationLegal(ISD::SETCC, + TLI.getSetCCResultType(N0.getValueType()))))) return DAG.getSetCC(N->getDebugLoc(), N0.getValueType(), LL, LR, Result); } |