diff options
| author | Jan Vesely <jan.vesely@rutgers.edu> | 2015-04-12 23:45:01 +0000 |
|---|---|---|
| committer | Jan Vesely <jan.vesely@rutgers.edu> | 2015-04-12 23:45:01 +0000 |
| commit | 811ef52db7a6a3eda18c59ed92bff015e45bf20b (patch) | |
| tree | 4c0d5afad297d8fbc5680c0de67578564ade9016 /llvm/lib/Target/R600/AMDGPUISelLowering.cpp | |
| parent | 9e0c890f3ee7908a61375678c5910a35dce85d85 (diff) | |
| download | bcm5719-llvm-811ef52db7a6a3eda18c59ed92bff015e45bf20b.tar.gz bcm5719-llvm-811ef52db7a6a3eda18c59ed92bff015e45bf20b.zip | |
R600: remove manual BFE optimization
Fixed since r233079
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
reviewer: arsenm
llvm-svn: 234715
Diffstat (limited to 'llvm/lib/Target/R600/AMDGPUISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/R600/AMDGPUISelLowering.cpp | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp index 62a33fad64b..ad557077f3f 100644 --- a/llvm/lib/Target/R600/AMDGPUISelLowering.cpp +++ b/llvm/lib/Target/R600/AMDGPUISelLowering.cpp @@ -1685,14 +1685,8 @@ void AMDGPUTargetLowering::LowerUDIVREM64(SDValue Op, const unsigned bitPos = halfBitWidth - i - 1; SDValue POS = DAG.getConstant(bitPos, HalfVT); // Get value of high bit - // TODO: Remove the BFE part when the optimization is fixed - SDValue HBit; - if (halfBitWidth == 32 && Subtarget->hasBFE()) { - HBit = DAG.getNode(AMDGPUISD::BFE_U32, DL, HalfVT, LHS_Lo, POS, one); - } else { - HBit = DAG.getNode(ISD::SRL, DL, HalfVT, LHS_Lo, POS); - HBit = DAG.getNode(ISD::AND, DL, HalfVT, HBit, one); - } + SDValue HBit = DAG.getNode(ISD::SRL, DL, HalfVT, LHS_Lo, POS); + HBit = DAG.getNode(ISD::AND, DL, HalfVT, HBit, one); HBit = DAG.getNode(ISD::ZERO_EXTEND, DL, VT, HBit); // Shift |
