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| author | Raul E. Silvera <rsilvera@google.com> | 2014-03-18 17:49:12 +0000 |
|---|---|---|
| committer | Raul E. Silvera <rsilvera@google.com> | 2014-03-18 17:49:12 +0000 |
| commit | a9dafe679319112d26c1d2edb1bb26952c2983db (patch) | |
| tree | 505eaf9425f7c0ae3392b00650692bbe74ec57c2 /llvm/lib/CodeGen/SelectionDAG | |
| parent | d486b343a0175606bf9fcf8c52de21ec982b169a (diff) | |
| download | bcm5719-llvm-a9dafe679319112d26c1d2edb1bb26952c2983db.tar.gz bcm5719-llvm-a9dafe679319112d26c1d2edb1bb26952c2983db.zip | |
Add support for scalarizing/splitting vector bswap.
Summary:
SLP Vectorization of intrinsics (r203707) has exposed cases where the
expansion of vector bswap is failing (PR19151).
Reviewers: hfinkel
CC: chandlerc
Differential Revision: http://llvm-reviews.chandlerc.com/D3104
llvm-svn: 204163
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp index 4f57bc32011..940a9c90593 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp @@ -65,6 +65,7 @@ void DAGTypeLegalizer::ScalarizeVectorResult(SDNode *N, unsigned ResNo) { case ISD::UNDEF: R = ScalarizeVecRes_UNDEF(N); break; case ISD::VECTOR_SHUFFLE: R = ScalarizeVecRes_VECTOR_SHUFFLE(N); break; case ISD::ANY_EXTEND: + case ISD::BSWAP: case ISD::CTLZ: case ISD::CTPOP: case ISD::CTTZ: @@ -533,6 +534,7 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, unsigned ResNo) { SplitVecRes_VECTOR_SHUFFLE(cast<ShuffleVectorSDNode>(N), Lo, Hi); break; + case ISD::BSWAP: case ISD::CONVERT_RNDSAT: case ISD::CTLZ: case ISD::CTTZ: |
