1 files changed, 27 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenBallot.cs b/src/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenBallot.cs
new file mode 100644
index 00000000..68793c5d
--- /dev/null
+++ b/src/Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenBallot.cs
@@ -0,0 +1,27 @@
+using Ryujinx.Graphics.Shader.StructuredIr;
+using Ryujinx.Graphics.Shader.Translation;
+
+using static Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions.InstGenHelper;
+using static Ryujinx.Graphics.Shader.StructuredIr.InstructionInfo;
+
+namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
+{
+    static class InstGenBallot
+    {
+        public static string Ballot(CodeGenContext context, AstOperation operation)
+        {
+            AggregateType dstType = GetSrcVarType(operation.Inst, 0);
+
+            string arg = GetSoureExpr(context, operation.GetSource(0), dstType);
+
+            if (context.Config.GpuAccessor.QueryHostSupportsShaderBallot())
+            {
+                return $"unpackUint2x32(ballotARB({arg})).x";
+            }
+            else
+            {
+                return $"subgroupBallot({arg}).x";
+            }
+        }
+    }
+}
+\ No newline at end of file