added onnx pad test

test/gpu/miopen.cpp

@@ -940,11 +940,17 @@ struct test_pad
     {
         migraphx::program p;
         migraphx::shape s0{migraphx::shape::int32_type, {1, 96, 165, 165}};
-        std::vector<int64_t> pads = {0, 0, 0, 0, 0, 0, 1, 1};
+        std::vector<int64_t> pads0 = {0, 0, 0, 0, 0, 0, 1, 1};
+        std::vector<int64_t> pads1 = {0, 0, 0, 0, 1, 1, 1, 1};
+        std::vector<int64_t> pads2 = {1, 1, 1, 1, 0, 0, 0, 0};
+        std::vector<int64_t> pads3 = {1, 0, 1, 0, 1, 0, 2, 0};
         auto l0                   = p.add_parameter("x", s0);
-        p.add_instruction(migraphx::op::pad{pads}, l0);
+        p.add_instruction(migraphx::op::pad{pads0}, l0);
+        p.add_instruction(migraphx::op::pad{pads1}, l0);
+        p.add_instruction(migraphx::op::pad{pads2}, l0);
+        return p;
     }
-}
+};
 
 struct test_gather
 {
@@ -1047,6 +1053,7 @@ struct test_conv_bn_relu_pooling2
 
 int main()
 {
+    verify_program<test_pad>();
     verify_program<test_abs>();
     verify_program<test_concat>();
     verify_program<test_concat2>();

test/onnx/onnx_test.cpp

@@ -561,4 +561,12 @@ TEST_CASE(group_conv_test)
     migraphx::parse_onnx("group_conv_test.onnx");
 }
 
+TEST_CASE(pad_test)
+{
+    migraphx::program p;
+    auto l0 = p.add_parameter("0", migraphx::shape{migraphx::shape::float_type, {2, 2}});
+    p.add_instruction(migraphx::op::pad{{1,1,1,1}}, l0);
+    migraphx::parse_onnx("pad_test.onnx");
+}
+
 int main(int argc, const char* argv[]) { test::run(argc, argv); }