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| author | Jan Vesely <jan.vesely@rutgers.edu> | 2016-05-16 23:56:32 +0000 |
|---|---|---|
| committer | Jan Vesely <jan.vesely@rutgers.edu> | 2016-05-16 23:56:32 +0000 |
| commit | 687ca8df18a3d2bac411cc29fd1abcbd281ddf54 (patch) | |
| tree | 04d11b175748afd9aa4c757b8339a1df57a5da31 /llvm/lib | |
| parent | cfec6c6a282e0063861ef73bd3d04a28841c39c8 (diff) | |
| download | bcm5719-llvm-687ca8df18a3d2bac411cc29fd1abcbd281ddf54.tar.gz bcm5719-llvm-687ca8df18a3d2bac411cc29fd1abcbd281ddf54.zip | |
AMDGPU/R600: Use correct number of vector elements when lowering private loads
Reviewer: tstellardAMD, arsenm
Subscribers: arsenm, kzhuravl, llvm-commits
Differential Revision: http://reviews.llvm.org/D20032
llvm-svn: 269725
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/R600ISelLowering.cpp | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/llvm/lib/Target/AMDGPU/R600ISelLowering.cpp b/llvm/lib/Target/AMDGPU/R600ISelLowering.cpp index 66486629bde..c8dcbe50260 100644 --- a/llvm/lib/Target/AMDGPU/R600ISelLowering.cpp +++ b/llvm/lib/Target/AMDGPU/R600ISelLowering.cpp @@ -1679,6 +1679,7 @@ SDValue R600TargetLowering::LowerLOAD(SDValue Op, SelectionDAG &DAG) const { EVT ElemVT = VT.getVectorElementType(); SDValue Loads[4]; + assert(NumElemVT <= 4); assert(NumElemVT >= StackWidth && "Stack width cannot be greater than " "vector width in load"); @@ -1692,11 +1693,8 @@ SDValue R600TargetLowering::LowerLOAD(SDValue Op, SelectionDAG &DAG) const { DAG.getTargetConstant(Channel, DL, MVT::i32), Op.getOperand(2)); } - for (unsigned i = NumElemVT; i < 4; ++i) { - Loads[i] = DAG.getUNDEF(ElemVT); - } - EVT TargetVT = EVT::getVectorVT(*DAG.getContext(), ElemVT, 4); - LoweredLoad = DAG.getBuildVector(TargetVT, DL, Loads); + EVT TargetVT = EVT::getVectorVT(*DAG.getContext(), ElemVT, NumElemVT); + LoweredLoad = DAG.getBuildVector(TargetVT, DL, makeArrayRef(Loads, NumElemVT)); } else { LoweredLoad = DAG.getNode(AMDGPUISD::REGISTER_LOAD, DL, VT, Chain, Ptr, |
