1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Target/DirectX/DXIL.td b/llvm/lib/Target/DirectX/DXIL.td
index 7ae500a..67437f6 100644
--- a/llvm/lib/Target/DirectX/DXIL.td
+++ b/llvm/lib/Target/DirectX/DXIL.td
@@ -1079,6 +1079,15 @@ def WaveActiveOp : DXILOp<119, waveActiveOp> {
   let attributes = [Attributes<DXIL1_0, []>];
 }
 
+def LegacyF16ToF32 : DXILOp<131, legacyF16ToF32> {
+  let Doc = "returns the float16 stored in the low-half of the uint converted "
+            "to a float";
+  let intrinsics = [IntrinSelect<int_dx_legacyf16tof32>];
+  let arguments = [Int32Ty];
+  let result = FloatTy;
+  let stages = [Stages<DXIL1_0, [all_stages]>];
+}
+
 def WaveAllBitCount : DXILOp<135, waveAllOp> {
   let Doc = "returns the count of bits set to 1 across the wave";
   let intrinsics = [IntrinSelect<int_dx_wave_active_countbits>];