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| author | Vedant Kumar <vsk@apple.com> | 2018-05-01 19:51:15 +0000 |
|---|---|---|
| committer | Vedant Kumar <vsk@apple.com> | 2018-05-01 19:51:15 +0000 |
| commit | d7117ed0f973371fb89a8647b92063c50562bd85 (patch) | |
| tree | 4e9fe200eb14beba71277bdfdd2d5ba551a5846a /llvm/lib/CodeGen | |
| parent | cc7b2a55c2cd8c09f80e4ccd14af944f4df7d171 (diff) | |
| download | bcm5719-llvm-d7117ed0f973371fb89a8647b92063c50562bd85.tar.gz bcm5719-llvm-d7117ed0f973371fb89a8647b92063c50562bd85.zip | |
[DAGCombiner] Fix SDLoc in a (sext (sextload x)) combine (3/N)
Prior to this patch, for the given test case, we would apply the
location associated with the sdiv instruction to instructions which
perform the load.
Part of: llvm.org/PR37262.
Differential Revision: https://reviews.llvm.org/D46222
llvm-svn: 331302
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 25deedc3af7..1fc55a3495e 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -7817,9 +7817,9 @@ SDValue DAGCombiner::visitSIGN_EXTEND(SDNode *N) { EVT MemVT = LN0->getMemoryVT(); if ((!LegalOperations && !LN0->isVolatile()) || TLI.isLoadExtLegal(ISD::SEXTLOAD, VT, MemVT)) { - SDValue ExtLoad = DAG.getExtLoad(ISD::SEXTLOAD, DL, VT, LN0->getChain(), - LN0->getBasePtr(), MemVT, - LN0->getMemOperand()); + SDValue ExtLoad = + DAG.getExtLoad(ISD::SEXTLOAD, SDLoc(LN0), VT, LN0->getChain(), + LN0->getBasePtr(), MemVT, LN0->getMemOperand()); CombineTo(N, ExtLoad); DAG.ReplaceAllUsesOfValueWith(SDValue(LN0, 1), ExtLoad.getValue(1)); return SDValue(N, 0); // Return N so it doesn't get rechecked! |
