diff --git a/libs/vkd3d-shader/glsl.c b/libs/vkd3d-shader/glsl.c
index f1977dd1..f585d142 100644
--- a/libs/vkd3d-shader/glsl.c
+++ b/libs/vkd3d-shader/glsl.c
@@ -825,6 +825,9 @@ static void vkd3d_glsl_handle_instruction(struct vkd3d_glsl_generator *gen,
         case VKD3DSIH_MAD:
             shader_glsl_intrinsic(gen, ins, "fma");
             break;
+        case VKD3DSIH_ISHL:
+            shader_glsl_binop(gen, ins, "<<");
+            break;
         case VKD3DSIH_LTO:
             shader_glsl_relop(gen, ins, "<", "lessThan");
             break;
diff --git a/tests/hlsl/bitwise-assignment.shader_test b/tests/hlsl/bitwise-assignment.shader_test
index e4998e47..9c273246 100644
--- a/tests/hlsl/bitwise-assignment.shader_test
+++ b/tests/hlsl/bitwise-assignment.shader_test
@@ -52,7 +52,7 @@ float4 main() : SV_TARGET
 
 [test]
 uniform 0 uint4 3 0 0 0
-todo(glsl) draw quad
+draw quad
 probe (0, 0) rgba (280, 280, 0, 0)
 
 [pixel shader]
@@ -72,7 +72,7 @@ float4 main() : SV_TARGET
 
 [test]
 uniform 0 uint4 2 0 0 0
-todo(glsl) draw quad
+draw quad
 probe (0, 0) rgba (20, -48, 20, -48)
 
 [pixel shader fail]