Add unit tests

test/layout_nhwc.cpp

+#include <migraphx/layout_nhwc.hpp>
+#include <migraphx/dead_code_elimination.hpp>
+#include <migraphx/pass_manager.hpp>
+#include <migraphx/operators.hpp>
+#include <migraphx/generate.hpp>
+#include <migraphx/ranges.hpp>
+#include <migraphx/instruction.hpp>
+#include <basic_ops.hpp>
+#include <migraphx/make_op.hpp>
+
+#include <test.hpp>
+
+void run_pass(migraphx::module& m)
+{
+    migraphx::run_passes(m, {migraphx::layout_nhwc{}, migraphx::dead_code_elimination{}});
+}
+
+migraphx::operation layout(std::vector<int64_t> permutation = {0, 1, 2, 3})
+{
+    return migraphx::make_op("layout", {{"permutation", permutation}});
+}
+
+migraphx::instruction_ref add_layout_nhwc(migraphx::module& m, migraphx::instruction_ref ins)
+{
+    return m.add_instruction(layout({0, 2, 3, 1}), ins);
+}
+
+TEST_CASE(conv_relu)
+{
+    migraphx::module m1;
+    {
+        auto x = m1.add_parameter("x", {migraphx::shape::float_type, {1, 8, 16, 16}});
+        auto w =
+            m1.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16, 8, 3, 3}}));
+        auto conv = m1.add_instruction(
+            migraphx::make_op("convolution",
+                              {{"padding", {1, 1}}, {"stride", {2, 2}}, {"dilation", {1, 1}}}),
+            x,
+            w);
+        m1.add_instruction(migraphx::make_op("relu"), conv);
+    }
+    run_pass(m1);
+
+    migraphx::module m2;
+    {
+        auto x = add_layout_nhwc(m2, m2.add_parameter("x", {migraphx::shape::float_type, {1, 8, 16, 16}}));
+        auto w =
+            add_layout_nhwc(m2, m2.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16, 8, 3, 3}})));
+        auto conv = m2.add_instruction(
+            migraphx::make_op("convolution",
+                              {{"padding", {1, 1}}, {"stride", {2, 2}}, {"dilation", {1, 1}}}),
+            x,
+            w);
+        auto relu = m2.add_instruction(migraphx::make_op("relu"), conv);
+        m2.add_instruction(layout(), relu);
+    }
+    EXPECT(m1.sort() == m2.sort());
+}
+
+TEST_CASE(conv_add)
+{
+    migraphx::module m1;
+    {
+        auto x = m1.add_parameter("x", {migraphx::shape::float_type, {1, 8, 16, 16}});
+        auto w =
+            m1.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16, 8, 3, 3}}));
+        auto y =
+            m1.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16}}));
+        auto conv = m1.add_instruction(
+            migraphx::make_op("convolution",
+                              {{"padding", {1, 1}}, {"stride", {2, 2}}, {"dilation", {1, 1}}}),
+            x,
+            w);
+        auto b = m1.add_instruction(migraphx::make_op("broadcast", {{"axis", 1}, {"dims", conv->get_shape().lens()}}), y);
+        m1.add_instruction(migraphx::make_op("add"), conv, b);
+    }
+    run_pass(m1);
+
+    migraphx::module m2;
+    {
+        auto x = add_layout_nhwc(m2, m2.add_parameter("x", {migraphx::shape::float_type, {1, 8, 16, 16}}));
+        auto w =
+            add_layout_nhwc(m2, m2.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16, 8, 3, 3}})));
+        auto y =
+            m2.add_literal(migraphx::generate_literal({migraphx::shape::float_type, {16}}));
+        auto conv = m2.add_instruction(
+            migraphx::make_op("convolution",
+                              {{"padding", {1, 1}}, {"stride", {2, 2}}, {"dilation", {1, 1}}}),
+            x,
+            w);
+        auto b = m2.add_instruction(migraphx::make_op("broadcast", {{"axis", 1}, {"dims", conv->get_shape().lens()}}), y);
+        auto add = m2.add_instruction(migraphx::make_op("add"), conv, b);
+        m2.add_instruction(layout(), add);
+    }
+    EXPECT(m1.sort() == m2.sort());
+}
+
+int main(int argc, const char* argv[]) { test::run(argc, argv); }