remove test for gpu.shuffle width != subgroup_size limit

Author: Hsiangkai

mlir/test/Conversion/GPUToSPIRV/shuffle.mlir

@@ -26,29 +26,6 @@ gpu.module @kernels {
 
 // -----
 
-module attributes {
-  gpu.container_module,
-  spirv.target_env = #spirv.target_env<#spirv.vce<v1.4, [Shader, GroupNonUniformShuffle], []>, #spirv.resource_limits<subgroup_size = 32>>
-} {
-
-gpu.module @kernels {
-  gpu.func @shuffle_xor() kernel
-    attributes {spirv.entry_point_abi = #spirv.entry_point_abi<workgroup_size = [16, 1, 1]>} {
-    %mask = arith.constant 8 : i32
-    %width = arith.constant 16 : i32
-    %val = arith.constant 42.0 : f32
-
-    // Cannot convert due to shuffle width and target subgroup size mismatch
-    // expected-error @+1 {{failed to legalize operation 'gpu.shuffle'}}
-    %result, %valid = gpu.shuffle xor %val, %mask, %width : f32
-    gpu.return
-  }
-}
-
-}
-
-// -----
-
 module attributes {
   gpu.container_module,
   spirv.target_env = #spirv.target_env<#spirv.vce<v1.4, [Shader, GroupNonUniformShuffle], []>, #spirv.resource_limits<subgroup_size = 16>>