2 files changed, 5 insertions, 0 deletions

diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.h b/src/shader_recompiler/backend/spirv/emit_spirv.h
index aafc59bbb..b09978073 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv.h
+++ b/src/shader_recompiler/backend/spirv/emit_spirv.h
@@ -232,6 +232,7 @@ Id EmitFPOrdGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs);
 Id EmitFPUnordGreaterThanEqual16(EmitContext& ctx, Id lhs, Id rhs);
 Id EmitFPUnordGreaterThanEqual32(EmitContext& ctx, Id lhs, Id rhs);
 Id EmitFPUnordGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs);
+Id EmitFPIsNan32(EmitContext& ctx, Id value);
 Id EmitIAdd32(EmitContext& ctx, IR::Inst* inst, Id a, Id b);
 void EmitIAdd64(EmitContext& ctx);
 Id EmitISub32(EmitContext& ctx, Id a, Id b);
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
index 749f11742..a359c42fc 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
@@ -346,4 +346,8 @@ Id EmitFPUnordGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs) {
     return ctx.OpFUnordGreaterThanEqual(ctx.U1, lhs, rhs);
 }
 
+Id EmitFPIsNan32(EmitContext& ctx, Id value) {
+    return ctx.OpIsNan(ctx.U1, value);
+}
+
 } // namespace Shader::Backend::SPIRV