Clean up test cases

* remove duplicate test
* remove unused input parameter
* use a list of strings, rather than one string with hex values

Change-Id: I344eb12ed3b6cbd6d5cca04647667296f49e9df4

Author: lhutton1

mlir/test/Dialect/Tosa/tosa-validation-version-1p1-valid.mlir

@@ -38,15 +38,15 @@ func.func @test_argmax_int64(%arg0: tensor<1x13x13x5xf32>) -> tensor<1x13x13xi64
 // -----
 
 // CHECK-LABEL: test_const_i64
-func.func @test_const_i64(%arg0 : index) -> tensor<4xi64> {
+func.func @test_const_i64() -> tensor<4xi64> {
     %0 = "tosa.const"() {values = dense<[3, 0, 1, 2]> : tensor<4xi64>} : () -> tensor<4xi64>
     return %0 : tensor<4xi64>
 }
 
 // -----
 
 // CHECK-LABEL: test_const_fp6e3m2
-func.func @test_const_fp6e3m2(%arg0 : index) -> tensor<4xf6E3M2FN> {
+func.func @test_const_fp6e3m2() -> tensor<4xf6E3M2FN> {
     %0 = "tosa.const"() {values = dense<[0.0, 0.0, 0.0, 0.0]> : tensor<4xf6E3M2FN>} : () -> tensor<4xf6E3M2FN>
     return %0 : tensor<4xf6E3M2FN>
 }
@@ -94,16 +94,16 @@ func.func @test_cast_to_block_scaled_mxint8(%arg0: tensor<4x32xf32>) -> (tensor<
 // -----
 
 // CHECK-LABEL: test_const_fp6e3m2
-func.func @test_const_fp6e3m2(%arg0 : index) -> tensor<4xf6E3M2FN> {
+func.func @test_const_fp6e3m2() -> tensor<4xf6E3M2FN> {
     %0 = "tosa.const"() {values = dense<[0.0, 0.0, 0.0, 0.0]> : tensor<4xf6E3M2FN>} : () -> tensor<4xf6E3M2FN>
     return %0 : tensor<4xf6E3M2FN>
 }
 
 // -----
 
 // CHECK-LABEL: test_const_mxint8
-func.func @test_const_mxint8(%arg0 : index) -> tensor<2x!tosa.mxint8> {
-    %0 = "tosa.const"() {values = dense<"0x007F"> : tensor<2x!tosa.mxint8>} : () -> tensor<2x!tosa.mxint8>
+func.func @test_const_mxint8() -> tensor<2x!tosa.mxint8> {
+    %0 = "tosa.const"() {values = dense<["0x00", "0x7F"]> : tensor<2x!tosa.mxint8>} : () -> tensor<2x!tosa.mxint8>
     return %0 : tensor<2x!tosa.mxint8>
 }
 
@@ -130,11 +130,3 @@ func.func @test_cast_to_block_scaled_mxint8(%arg0: tensor<4x32xf32>) -> (tensor<
   %0:2 = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32, stochastic_round = false} : (tensor<4x32xf32>) -> (tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>)
   return %0#0, %0#1 : tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>
 }
-
-// -----
-
-// CHECK-LABEL: test_const_mxint8
-func.func @test_const_mxint8(%arg0 : index) -> tensor<2x!tosa.mxint8> {
-    %0 = "tosa.const"() {values = dense<"0x007F"> : tensor<2x!tosa.mxint8>} : () -> tensor<2x!tosa.mxint8>
-    return %0 : tensor<2x!tosa.mxint8>
-}