diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 08549d00cf8..4f570329979 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -6928,7 +6928,10 @@ SDValue DAGCombiner::visitFADD(SDNode *N) { SDValue N00 = N0.getOperand(0); if (N00.getOpcode() == ISD::FMUL) return DAG.getNode(ISD::FMA, SDLoc(N), VT, - N00.getOperand(0), N00.getOperand(1), N1); + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N00.getOperand(0)), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N00.getOperand(1)), N1); } // fold (fadd x, (fpext (fmul y, z)), z) -> (fma y, z, x) @@ -6937,7 +6940,10 @@ SDValue DAGCombiner::visitFADD(SDNode *N) { SDValue N10 = N1.getOperand(0); if (N10.getOpcode() == ISD::FMUL) return DAG.getNode(ISD::FMA, SDLoc(N), VT, - N10.getOperand(0), N10.getOperand(1), N0); + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N10.getOperand(0)), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N10.getOperand(1)), N0); } } } @@ -7073,8 +7079,10 @@ SDValue DAGCombiner::visitFSUB(SDNode *N) { SDValue N00 = N0.getOperand(0); if (N00.getOpcode() == ISD::FMUL) return DAG.getNode(ISD::FMA, SDLoc(N), VT, - N00.getOperand(0), - N00.getOperand(1), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N00.getOperand(0)), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N00.getOperand(1)), DAG.getNode(ISD::FNEG, SDLoc(N), VT, N1)); } @@ -7085,8 +7093,10 @@ SDValue DAGCombiner::visitFSUB(SDNode *N) { if (N10.getOpcode() == ISD::FMUL) return DAG.getNode(ISD::FMA, SDLoc(N), VT, DAG.getNode(ISD::FNEG, SDLoc(N), VT, - N10.getOperand(0)), - N10.getOperand(1), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), + VT, N10.getOperand(0))), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N10.getOperand(1)), N0); } @@ -7099,8 +7109,10 @@ SDValue DAGCombiner::visitFSUB(SDNode *N) { if (N000.getOpcode() == ISD::FMUL) { return DAG.getNode(ISD::FMA, dl, VT, DAG.getNode(ISD::FNEG, dl, VT, - N000.getOperand(0)), - N000.getOperand(1), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), + VT, N000.getOperand(0))), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N000.getOperand(1)), DAG.getNode(ISD::FNEG, dl, VT, N1)); } } @@ -7115,8 +7127,10 @@ SDValue DAGCombiner::visitFSUB(SDNode *N) { if (N000.getOpcode() == ISD::FMUL) { return DAG.getNode(ISD::FMA, dl, VT, DAG.getNode(ISD::FNEG, dl, VT, - N000.getOperand(0)), - N000.getOperand(1), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), + VT, N000.getOperand(0))), + DAG.getNode(ISD::FP_EXTEND, SDLoc(N), VT, + N000.getOperand(1)), DAG.getNode(ISD::FNEG, dl, VT, N1)); } } |
