radeon/llvm: Remove AMDIL ROUND_POSINF instruction

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gallium/drivers/radeon/AMDGPUISelLowering.cpp b/src/gallium/drivers/radeon/AMDGPUISelLowering.cpp
index ced949ed3d5..1a4c0c4cbca 100644
--- a/src/gallium/drivers/radeon/AMDGPUISelLowering.cpp
+++ b/src/gallium/drivers/radeon/AMDGPUISelLowering.cpp
@@ -26,6 +26,11 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
 
   setOperationAction(ISD::SELECT_CC, MVT::f32, Custom);
   setOperationAction(ISD::SELECT_CC, MVT::i32, Custom);
+
+  // Library functions.  These default to Expand, but we have instructions
+  // for them.
+  setOperationAction(ISD::FCEIL,  MVT::f32, Legal);
+
 }
 
 SDValue AMDGPUTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG)
@@ -74,6 +79,8 @@ SDValue AMDGPUTargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
     case AMDGPUIntrinsic::AMDGPU_umin:
       return DAG.getNode(AMDGPUISD::UMIN, DL, VT, Op.getOperand(1),
                                                   Op.getOperand(2));
+    case AMDGPUIntrinsic::AMDIL_round_posinf:
+      return DAG.getNode(ISD::FCEIL, DL, VT, Op.getOperand(1));
   }
 }