Merge

src/targets/gpu/include/migraphx/gpu/convolution.hpp

@@ -39,6 +39,10 @@ struct miopen_convolution
     op::convolution op;
     shared<convolution_descriptor> cd = nullptr;
     miopenConvFwdAlgorithm_t algo{};
+#ifdef MIGRAPHX_HAS_FIND_2_API
+    value::binary solution_object{};
+    shared<miopen_solution> solution_ptr = nullptr;
+#endif
     uint64_t solution_id = 0;
 
     template <class Self, class F>
@@ -49,6 +53,9 @@ struct miopen_convolution
                     f(self.op.dilation, "dilation"),
                     f(self.op.group, "group"),
                     f(self.op.padding_mode, "padding_mode"),
+#ifdef MIGRAPHX_HAS_FIND_2_API
+                    f(self.solution_object, "solution_object"),
+#endif
                     f(self.solution_id, "solution_id"));
     }
 
@@ -57,7 +64,7 @@ struct miopen_convolution
     argument
     compute(context& ctx, const shape& output_shape, const std::vector<argument>& args) const;
     shape find(context& ctx, const shape& output_shape, std::vector<shape> inputs);
-    void finalize(context& ctx, const shape& output_shape, std::vector<shape> inputs);
+    void finalize(context& ctx, const shape& output_shape, const std::vector<shape>& inputs);
     std::ptrdiff_t output_alias(const std::vector<shape>& shapes) const
     {
         return shapes.size() - 1;

src/targets/gpu/include/migraphx/gpu/miopen.hpp

@@ -70,6 +70,34 @@ Result make_obj(F f, Ts... xs)
     return r;
 }
 
+#ifdef MIGRAPHX_HAS_FIND_2_API
+using miopen_find_options = MIGRAPHX_MANAGE_PTR(miopenFindOptions_t, miopenDestroyFindOptions);
+using miopen_problem      = MIGRAPHX_MANAGE_PTR(miopenProblem_t, miopenDestroyProblem);
+using miopen_solution     = MIGRAPHX_MANAGE_PTR(miopenSolution_t, miopenDestroySolution);
+
+inline miopen_solution find_solution(miopenHandle_t handle, miopenProblem_t problem)
+{
+    miopenSolution_t solution;
+    size_t found = 0;
+    auto status  = miopenFindSolutions(handle, problem, nullptr, &solution, &found, 1);
+    auto result  = miopen_solution{solution};
+    if(status != miopenStatusSuccess or found == 0)
+        MIGRAPHX_THROW("MIOpen miopenFindSolutions failed");
+    return result;
+}
+
+inline void set_tensor_descriptor(miopenTensorArgumentId_t name,
+                                  tensor_descriptor& desc,
+                                  miopen_problem& problem_ptr)
+{
+    auto status = miopenSetProblemTensorDescriptor(problem_ptr.get(), name, desc.get());
+    if(status != miopenStatusSuccess)
+    {
+        MIGRAPHX_THROW("setting problem tensor description failed");
+    }
+}
+#endif
+
 inline tensor_descriptor make_tensor(const migraphx::shape& os, bool pack = false)
 {
     auto s = os.normalize_standard();

src/targets/gpu/include/migraphx/gpu/rocblas.hpp

@@ -23,7 +23,6 @@
  */
 #ifndef MIGRAPHX_GUARD_MIGRAPHLIB_ROCBLAS_HPP
 #define MIGRAPHX_GUARD_MIGRAPHLIB_ROCBLAS_HPP
-
 #include <migraphx/manage_ptr.hpp>
 #include <migraphx/config.hpp>
 #include <rocblas.h>
@@ -37,6 +36,11 @@ using rocblas_handle_ptr = MIGRAPHX_MANAGE_PTR(rocblas_handle, rocblas_destroy_h
 rocblas_handle_ptr create_rocblas_handle_ptr();
 rocblas_handle_ptr create_rocblas_handle_ptr(hipStream_t s);
 
+struct context;
+
+bool get_compute_fp32_flag();
+
+bool get_int8_x4_format(context& ctx);
 } // namespace gpu
 } // namespace MIGRAPHX_INLINE_NS
 } // namespace migraphx

src/targets/gpu/jit/gathernd.cpp

@@ -65,7 +65,7 @@ struct gathernd_compiler : compiler<gathernd_compiler>
     operation compile_op(context& ctx, const std::vector<shape>& inputs, const value& v) const
     {
         hip_compile_options options;
-        auto out_s = inputs.back();
+        const auto& out_s = inputs.back();
         options.set_launch_params(v, compute_global_for(ctx, out_s.elements()));
         options.inputs         = inputs;
         options.output         = out_s;

src/targets/gpu/jit/softmax.cpp

@@ -32,6 +32,8 @@ namespace migraphx {
 inline namespace MIGRAPHX_INLINE_NS {
 namespace gpu {
 
+MIGRAPHX_DECLARE_ENV_VAR(MIGRAPHX_USE_FAST_SOFTMAX)
+
 using namespace migraphx::gpu::gen; // NOLINT
 
 static const char* const softmax_kernel = R"__migraphx__(
@@ -81,6 +83,9 @@ struct softmax_compiler : compiler<softmax_compiler>
         options.inputs      = inputs;
         options.kernel_name = "softmax_kernel";
 
+        if(enabled(MIGRAPHX_USE_FAST_SOFTMAX{}))
+            options.params = "-DMIGRAPHX_USE_FAST_SOFTMAX";
+
         auto src = interpolate_string(
             softmax_kernel,
             {{"transformers", make_transformer_args(vec)}, {"axis", to_string(axis)}});

src/targets/gpu/kernels/include/migraphx/kernels/reduce.hpp

@@ -197,11 +197,11 @@ struct block
     struct reducer
     {
         index idx;
-        Slicer slicer;
+        Slicer slice;
         template <class Op, class T, class Read>
         __device__ auto reduce(Op op, T init, Read read) const
         {
-            return sliced(slicer, [=](auto x, auto... xs) {
+            return sliced(slice, [=](auto x, auto... xs) {
                 return block_reduce(idx, op, init, x.get_shape().elements(), [&](auto j) {
                     return vec_reduce(read(x[j], xs[j]...), op);
                 });
@@ -218,7 +218,7 @@ struct block
         template <class F>
         __device__ auto inner(F f) const
         {
-            return sliced(slicer, [=](auto x, auto... xs) {
+            return sliced(slice, [=](auto x, auto... xs) {
                 idx.local_stride(x.get_shape().elements(), [&](auto j) { f(x[j], xs[j]...); });
             });
         }
@@ -226,7 +226,7 @@ struct block
         template <class Input>
         constexpr auto elements() const
         {
-            using reduce_type        = decltype(slicer(Input{}));
+            using reduce_type        = decltype(slice(Input{}));
             using value_type         = typename Input::type;
             constexpr auto relements = get_shape_c<reduce_type>{}.elements();
             if constexpr(vec_size<value_type>() > 1)
@@ -260,11 +260,11 @@ struct lane
     struct reducer
     {
         index idx;
-        Slicer slicer;
+        Slicer slice;
         template <class Op, class T, class Read>
         __device__ auto reduce(Op op, T init, Read read) const
         {
-            return sliced(slicer, [=](auto x, auto... xs) {
+            return sliced(slice, [=](auto x, auto... xs) {
                 using type = typename decltype(x)::type;
                 type r     = init;
                 for(index_int j = 0; j < x.get_shape().elements(); j++)
@@ -284,7 +284,7 @@ struct lane
         template <class F>
         __device__ auto inner(F f) const
         {
-            return sliced(slicer, [=](auto x, auto... xs) {
+            return sliced(slice, [=](auto x, auto... xs) {
                 for(index_int j = 0; j < x.get_shape().elements(); j++)
                 {
                     f(x[j], xs[j]...);
@@ -295,7 +295,7 @@ struct lane
         template <class Input>
         constexpr auto elements() const
         {
-            using reduce_type = decltype(slicer(Input{}));
+            using reduce_type = decltype(slice(Input{}));
             return get_shape_c<reduce_type>{}.elements();
         }
     };

src/targets/gpu/kernels/include/migraphx/kernels/softmax.hpp

@@ -33,11 +33,15 @@ template <index_int Axis, class Input, class Output>
 __device__ void softmax(Input input, Output output)
 {
     reduce::block::run<reduce::with_axis<Input, Axis>>([&](auto, auto r) {
-        auto batch_max = r.reduce(op::max{}, lowest{}, op::id{})(input);
-        auto batch_sum =
-            r.reduce(op::sum{}, 0, [&](auto x) { return migraphx::exp(x - batch_max); })(input);
-        r.inner([&](auto& y, auto x) { y = migraphx::exp(x - batch_max) / batch_sum; })(output,
-                                                                                        input);
+#ifdef MIGRAPHX_USE_FAST_SOFTMAX
+        const auto c = vec_at(r.slice(input)[0], 0);
+#else
+        const auto c = r.reduce(op::max{}, lowest{}, op::id{})(input);
+#endif
+        auto batch_sum = r.reduce(op::sum{}, 0, [&](auto x) {
+            return migraphx::convert<float>(migraphx::exp(x - c));
+        })(input);
+        r.inner([&](auto& y, auto x) { y = migraphx::exp(x - c) / batch_sum; })(output, input);
     });
 }
 

src/targets/gpu/lowering.cpp

@@ -26,6 +26,8 @@
 #include <migraphx/manage_ptr.hpp>
 #include <migraphx/instruction.hpp>
 #include <migraphx/make_op.hpp>
+#include <migraphx/instruction_ref.hpp>
+#include <migraphx/stringutils.hpp>
 
 #include <migraphx/op/convolution.hpp>
 #include <migraphx/op/deconvolution.hpp>
@@ -81,26 +83,14 @@ struct miopen_apply
         (void)i;
     }
 
-    const std::unordered_set<std::string>& get_rocblas_fp32_archs()
-    {
-        static std::unordered_set<std::string> supported_archs{"gfx908", "gfx90a"};
-        return supported_archs;
-    }
-
     void init()
     {
         assert(mod != nullptr);
         assert(pass != nullptr);
 
-#if ROCBLAS_VERSION_MAJOR >= 2 && ROCBLAS_VERSION_MINOR >= 38
         auto& ctx      = get_context();
-        const auto device_name = trim(split_string(get_device_name(), ':').front());
-        if(contains(get_rocblas_fp32_archs(), device_name))
-            compute_fp32 = true;
-        rocblas_gemm_flags flag;
-        rocblas_query_int8_layout_flag(ctx.get_stream().get_rocblas(), &flag);
-        int8_x4_format = (flag == rocblas_gemm_flags_pack_int8x4);
-#endif
+        int8_x4_format = get_int8_x4_format(ctx);
+        compute_fp32   = get_compute_fp32_flag();
 
         offload_copy = (mod->name() == "main") ? pass->offload_copy : false;
 
@@ -184,6 +174,7 @@ struct miopen_apply
         for(auto it = mod->begin(); it != mod->end(); it++)
         {
             auto s     = it->get_shape();
+            auto attrs = it->get_operator().attributes();
             if(apply_map.count(it->name()) > 0)
             {
                 check_shape(s, apply_map.at(it->name())(it));
@@ -192,11 +183,37 @@ struct miopen_apply
             {
                 check_shape(s, insert_precompile_op(it));
             }
+            else if(attrs.contains("target"))
+            {
+                check_shape(s, insert_custom_op(it, attrs));
+            }
         }
-
         copy_params();
     }
 
+    instruction_ref insert_custom_op(instruction_ref ins, const value& attrs) const
+    {
+        const auto& custom_op = ins->get_operator();
+        if(attrs.at("target") == "cpu")
+        {
+            auto s = ins->get_shape();
+            std::vector<instruction_ref> cpu_inputs;
+            auto inputs = ins->inputs();
+            auto output = inputs.back();
+            std::transform(
+                inputs.begin(), inputs.end(), std::back_inserter(cpu_inputs), [&](auto in) {
+                    return mod->insert_instruction(ins, make_op("hip::copy_from_gpu"), in);
+                });
+            cpu_inputs.front() =
+                mod->insert_instruction(ins, make_op("hip::sync_stream"), cpu_inputs);
+            auto cpu_out = mod->insert_instruction(ins, custom_op, cpu_inputs);
+            auto gpu_out =
+                mod->insert_instruction(ins, make_op("hip::copy_to_gpu"), cpu_out, output);
+            return mod->replace_instruction(ins, gpu_out);
+        }
+        return ins;
+    }
+
     instruction_ref insert_precompile_op(instruction_ref ins) const
     {
         auto output                       = insert_allocation(ins, ins->get_shape());

src/targets/gpu/rocblas.cpp

@@ -21,7 +21,13 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+
+#include <unordered_set>
+#include <migraphx/ranges.hpp>
+#include <migraphx/stringutils.hpp>
+#include <migraphx/gpu/device_name.hpp>
 #include <migraphx/gpu/rocblas.hpp>
+#include <migraphx/gpu/context.hpp>
 
 namespace migraphx {
 inline namespace MIGRAPHX_INLINE_NS {
@@ -41,6 +47,33 @@ rocblas_handle_ptr create_rocblas_handle_ptr(hipStream_t s)
     return rb;
 }
 
+const std::unordered_set<std::string>& get_rocblas_fp32_archs()
+{
+    static std::unordered_set<std::string> supported_archs{"gfx908", "gfx90a"};
+    return supported_archs;
+}
+
+bool get_compute_fp32_flag()
+{
+    bool compute_fp32 = false;
+#if ROCBLAS_VERSION_MAJOR >= 2 && ROCBLAS_VERSION_MINOR >= 38
+    const auto device_name = trim(split_string(get_device_name(), ':').front());
+    if(contains(get_rocblas_fp32_archs(), device_name))
+        compute_fp32 = true;
+#endif
+    return compute_fp32;
+}
+
+bool get_int8_x4_format(context& ctx)
+{
+    bool int8_x4_format = true;
+#if ROCBLAS_VERSION_MAJOR >= 2 && ROCBLAS_VERSION_MINOR >= 38
+    rocblas_gemm_flags flag;
+    rocblas_query_int8_layout_flag(ctx.get_stream().get_rocblas(), &flag);
+    int8_x4_format = (flag == rocblas_gemm_flags_pack_int8x4);
+#endif
+    return int8_x4_format;
+}
 } // namespace gpu
 } // namespace MIGRAPHX_INLINE_NS
 } // namespace migraphx

src/value.cpp

@@ -511,14 +511,7 @@ void print_value(std::ostream& os, const std::vector<value>& x)
     os << "}";
 }
 
-void print_value(std::ostream& os, const value::binary& x)
-{
-    // Convert binary to integers
-    std::vector<int> v(x.begin(), x.end());
-    os << "{";
-    os << to_string_range(v);
-    os << "}";
-}
+void print_value(std::ostream& os, const value::binary& x) { os << x; }
 
 std::ostream& operator<<(std::ostream& os, const value& d)
 {

test/api/test_custom_op.cpp

@@ -43,6 +43,8 @@ struct sigmoid_custom_op final : migraphx::experimental_custom_op_base
         return inputs[1];
     }
 
+    virtual bool runs_on_offload_target() const override { return true; }
+
     virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
     {
         if(inputs.size() != 2)
@@ -111,4 +113,45 @@ TEST_CASE(run_sigmoid_with_incorrect_shape)
         "Error in compute_shape of: sigmoid_custom_op: op must have two inputs"));
 }
 
+struct identity_custom_op final : migraphx::experimental_custom_op_base
+{
+    virtual std::string name() const override { return "identity_custom_op"; }
+    virtual migraphx::argument
+    compute(migraphx::context, migraphx::shape, migraphx::arguments inputs) const override
+    {
+        return inputs[0];
+    }
+
+    virtual bool runs_on_offload_target() const override { return true; }
+
+    virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
+    {
+        if(inputs.size() != 1)
+        {
+            throw std::runtime_error("Identity op must have only one input");
+        }
+        return inputs.back();
+    }
+
+    virtual std::vector<size_t> output_alias(migraphx::shapes) const override { return {0, 1}; }
+};
+
+TEST_CASE(run_custom_op_with_invalid_output_alias)
+{
+    identity_custom_op i_op;
+    migraphx::register_experimental_custom_op(i_op);
+    auto op = migraphx::operation("identity_custom_op");
+    EXPECT(op.name() == "identity_custom_op");
+
+    migraphx::program p;
+    migraphx::shape s{migraphx_shape_float_type, {12}};
+    migraphx::module m = p.get_main_module();
+    auto x             = m.add_parameter("x", s);
+    auto i_ins         = m.add_instruction(migraphx::operation("identity_custom_op"), {x});
+    migraphx_test_private_disable_exception_catch(true);
+    EXPECT(test::throws<std::exception>(
+        [&] { p.compile(migraphx::target("ref")); },
+        "Currently, CustomOps in MIGraphX only supports one output_alias"));
+}
+
 int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/api/test_custom_op_gpu.cpp

@@ -24,40 +24,89 @@
 #include <hip/hip_runtime_api.h>
 #include <migraphx/migraphx.h>
 #include <migraphx/migraphx.hpp>
+#include <numeric>
 #include <stdexcept>
 #include "test.hpp"
 
 #define MIGRAPHX_HIP_ASSERT(x) (EXPECT(x == hipSuccess))
-struct simple_custom_op final : migraphx::experimental_custom_op_base
+
+struct half_copy_host final : migraphx::experimental_custom_op_base
 {
-    virtual std::string name() const override { return "simple_custom_op"; }
+    virtual std::string name() const override { return "half_copy_host"; }
+
+    virtual bool runs_on_offload_target() const override { return false; }
+
     virtual migraphx::argument
     compute(migraphx::context ctx, migraphx::shape, migraphx::arguments inputs) const override
     {
-        // sets first half size_bytes of the input 0, and rest of the half bytes are copied.
-        int* h_output    = nullptr;
-        auto* d_output   = reinterpret_cast<int*>(inputs[0].data());
+        // This custom op simply sets first half size_bytes of the input to 0, and rest of the half
+        // bytes are copied. for this custom_op, it does its computation on the host. Therefore,
+        // `runs_on_offload_target()` is set to false. MIGraphX would inject necessary buffer copies
+        // to and from GPU to Host based on `runs_on_offload_targe()` flag for input buffers as well
+        // as the output buffers
+        auto* input_buffer_ptr  = inputs[0].data();
+        auto* output_buffer_ptr = inputs[1].data();
         auto input_bytes        = inputs[0].get_shape().bytes();
-        auto* output_ptr = inputs[1].data();
         auto copy_bytes         = input_bytes / 2;
         MIGRAPHX_HIP_ASSERT(hipSetDevice(0));
-        MIGRAPHX_HIP_ASSERT(hipHostMalloc(&h_output, input_bytes));
-        MIGRAPHX_HIP_ASSERT(hipMemcpyAsync(
-            h_output, d_output, input_bytes, hipMemcpyDeviceToHost, ctx.get_queue<hipStream_t>()));
+        MIGRAPHX_HIP_ASSERT(hipMemcpyAsync(output_buffer_ptr,
+                                           input_buffer_ptr,
+                                           input_bytes,
+                                           hipMemcpyHostToHost,
+                                           ctx.get_queue<hipStream_t>()));
         MIGRAPHX_HIP_ASSERT(hipDeviceSynchronize());
-        MIGRAPHX_HIP_ASSERT(hipMemset(h_output, 0, copy_bytes));
+        MIGRAPHX_HIP_ASSERT(hipMemset(output_buffer_ptr, 0, copy_bytes));
         MIGRAPHX_HIP_ASSERT(hipDeviceSynchronize());
-        MIGRAPHX_HIP_ASSERT(hipMemcpy(output_ptr, h_output, input_bytes, hipMemcpyHostToDevice));
+        return inputs[1];
+    }
+
+    virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
+    {
+        if(not inputs[0].standard() or not inputs[1].standard())
+        {
+            throw std::runtime_error("Input args must be standard shaped");
+        }
+        if(inputs.size() != 2)
+        {
+            throw std::runtime_error("number of inputs must be 2");
+        }
+        return inputs.back();
+    }
+};
+
+struct half_copy_device final : migraphx::experimental_custom_op_base
+{
+    virtual std::string name() const override { return "half_copy_device"; }
+
+    virtual bool runs_on_offload_target() const override { return true; }
+
+    virtual migraphx::argument
+    compute(migraphx::context ctx, migraphx::shape, migraphx::arguments inputs) const override
+    {
+        // This custom op simply sets first half size_bytes of the input to 0, and rest of the half
+        // bytes are copied. for this custom_op, it does its computation on the "GPU". Therefore,
+        // `runs_on_offload_target()` is set to "true".
+        auto* input_buffer_ptr  = inputs[0].data();
+        auto* output_buffer_ptr = inputs[1].data();
+        auto input_bytes        = inputs[0].get_shape().bytes();
+        auto copy_bytes         = input_bytes / 2;
+        MIGRAPHX_HIP_ASSERT(hipSetDevice(0));
+        MIGRAPHX_HIP_ASSERT(hipMemcpyAsync(output_buffer_ptr,
+                                           input_buffer_ptr,
+                                           input_bytes,
+                                           hipMemcpyDeviceToDevice,
+                                           ctx.get_queue<hipStream_t>()));
+        MIGRAPHX_HIP_ASSERT(hipDeviceSynchronize());
+        MIGRAPHX_HIP_ASSERT(hipMemset(output_buffer_ptr, 0, copy_bytes));
         MIGRAPHX_HIP_ASSERT(hipDeviceSynchronize());
-        MIGRAPHX_HIP_ASSERT(hipHostFree(h_output));
         return inputs[1];
     }
 
     virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
     {
-        if(not inputs[0].standard())
+        if(not inputs[0].standard() or not inputs[1].standard())
         {
-            throw std::runtime_error("first arg must be standard shaped");
+            throw std::runtime_error("Input args must be standard shaped");
         }
         if(inputs.size() != 2)
         {
@@ -67,36 +116,208 @@ struct simple_custom_op final : migraphx::experimental_custom_op_base
     }
 };
 
-TEST_CASE(run_simple_custom_op)
+// overwrites input buffer
+struct half_copy_device_same_buffer final : migraphx::experimental_custom_op_base
+{
+    virtual std::string name() const override { return "half_copy_device_same_buffer"; }
+
+    virtual bool runs_on_offload_target() const override { return true; }
+
+    virtual migraphx::argument
+    compute(migraphx::context, migraphx::shape, migraphx::arguments inputs) const override
+    {
+        // This custom op simply sets first half size_bytes of the input 0, and rest of the half
+        // bytes are copied. for this custom_op, it does its computation on the "device". Therefore,
+        // `runs_on_offload_target()` is set to "true"
+        auto* buffer_ptr = inputs[0].data();
+        auto input_bytes = inputs[0].get_shape().bytes();
+        auto copy_bytes  = input_bytes / 2;
+        MIGRAPHX_HIP_ASSERT(hipSetDevice(0));
+        MIGRAPHX_HIP_ASSERT(hipMemset(buffer_ptr, 0, copy_bytes));
+        MIGRAPHX_HIP_ASSERT(hipDeviceSynchronize());
+        return inputs[0];
+    }
+
+    virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
+    {
+        if(not inputs[0].standard())
+        {
+            throw std::runtime_error("Input arg must be standard shaped");
+        }
+        return inputs.front();
+    }
+};
+
+TEST_CASE(register_half_copy_op)
+{
+    half_copy_host hch;
+    migraphx::register_experimental_custom_op(hch);
+    auto op = migraphx::operation("half_copy_host");
+    EXPECT(op.name() == "half_copy_host");
+
+    half_copy_device hcd;
+    migraphx::register_experimental_custom_op(hcd);
+    op = migraphx::operation("half_copy_device");
+    EXPECT(op.name() == "half_copy_device");
+
+    half_copy_device_same_buffer hcdsb;
+    migraphx::register_experimental_custom_op(hcdsb);
+    op = migraphx::operation("half_copy_device_same_buffer");
+    EXPECT(op.name() == "half_copy_device_same_buffer");
+}
+
+TEST_CASE(half_copy_custom_op_test)
 {
-    simple_custom_op simple_op;
-    migraphx::register_experimental_custom_op(simple_op);
+    auto run_test_prog = [](const std::string& op_name, bool buffer_alloc) {
+        migraphx::program p;
+        migraphx::module m = p.get_main_module();
+        migraphx::shape s{migraphx_shape_float_type, {4, 3}};
+        auto x                        = m.add_parameter("x", s);
+        migraphx::instructions inputs = {x};
+        if(buffer_alloc)
+        {
+            auto alloc = m.add_allocation(s);
+            inputs     = {x, alloc};
+        }
+        auto half_copy_ins = m.add_instruction(migraphx::operation(op_name.c_str()), inputs);
+        m.add_return({half_copy_ins});
+        migraphx::compile_options options;
+        options.set_offload_copy();
+        p.compile(migraphx::target("gpu"), options);
+        migraphx::program_parameters pp;
+        std::vector<float> x_data(12);
+        std::iota(x_data.begin(), x_data.end(), 0);
+        pp.add("x", migraphx::argument(s, x_data.data()));
+        auto results    = p.eval(pp);
+        auto result     = results[0];
+        auto result_vec = result.as_vector<float>();
+        std::vector<float> expected_result(12, 0);
+        std::iota(expected_result.begin() + 6, expected_result.end(), 6);
+        EXPECT(bool{result == migraphx::argument(s, expected_result.data())});
+    };
+
+    // register all the ops
+    half_copy_host hch;
+    migraphx::register_experimental_custom_op(hch);
+
+    half_copy_device hcd;
+    migraphx::register_experimental_custom_op(hcd);
+
+    half_copy_device_same_buffer hcdsb;
+    migraphx::register_experimental_custom_op(hcdsb);
+
+    std::vector<std::pair<std::string, bool>> tests_config = {
+        {"half_copy_host", true},
+        {"half_copy_device", true},
+        {"half_copy_device_same_buffer", false}};
+    for(const auto& i : tests_config)
+    {
+        run_test_prog(i.first, i.second);
+    }
+}
+
+struct stride_two final : migraphx::experimental_custom_op_base
+{
+    virtual std::string name() const override { return "stride_two"; }
+    virtual migraphx::argument
+    compute(migraphx::context, migraphx::shape out_shape, migraphx::arguments inputs) const override
+    {
+        return {out_shape, inputs[0].data()};
+    }
+
+    virtual migraphx::shape compute_shape(migraphx::shapes inputs) const override
+    {
+        if(inputs.size() != 1)
+        {
+            throw std::runtime_error("stride_two op must have only one input argument");
+        };
+        if(not inputs[0].standard())
+        {
+            throw std::runtime_error("stride_two op only works on the standard input shapes");
+        }
+        migraphx::shape input_s  = inputs[0];
+        std::vector<size_t> dims = input_s.lengths();
+        std::vector<size_t> new_dims;
+        std::vector<size_t> strides = input_s.strides();
+        std::vector<size_t> new_strides;
+        std::for_each(dims.begin(), dims.end(), [&](auto i) { new_dims.push_back(i / 2); });
+        std::for_each(
+            strides.begin(), strides.end(), [&](auto i) { new_strides.push_back(i * 2); });
+        migraphx::shape output_shape{input_s.type(), new_dims, new_strides};
+        return output_shape;
+    }
+
+    virtual bool runs_on_offload_target() const override { return true; }
+    virtual std::vector<size_t> output_alias(migraphx::shapes) const override { return {0}; };
+};
+
+TEST_CASE(stride_two_custom_op_test)
+{
+    stride_two st;
+    migraphx::register_experimental_custom_op(st);
+
+    migraphx::program p;
+    migraphx::module m = p.get_main_module();
+    migraphx::shape s{migraphx_shape_float_type, {4, 4, 4}};
+    auto x              = m.add_parameter("x", s);
+    auto stride_two_ins = m.add_instruction(migraphx::operation("stride_two"), {x});
+    m.add_return({stride_two_ins});
+    migraphx::compile_options options;
+    options.set_offload_copy();
+    p.compile(migraphx::target("gpu"), options);
+    migraphx::program_parameters pp;
+    std::vector<float> x_data(64);
+    std::iota(x_data.begin(), x_data.end(), 0);
+    pp.add("x", migraphx::argument(s, x_data.data()));
+    auto results                       = p.eval(pp);
+    auto result                        = results[0];
+    auto result_vec                    = result.as_vector<float>();
+    std::vector<float> expected_result = {0, 2, 8, 10, 32, 34, 40, 42};
+    EXPECT(result_vec == expected_result);
+}
+
+TEST_CASE(custom_op_with_pre_and_post_subgraph_test)
+{
+    half_copy_host hco;
+    migraphx::register_experimental_custom_op(hco);
+
+    stride_two st;
+    migraphx::register_experimental_custom_op(st);
+
     migraphx::program p;
-    migraphx::shape s{migraphx_shape_int32_type, {4, 3}};
-    migraphx::shape trans_shape{migraphx_shape_int32_type, {3, 4}};
+    migraphx::shape s{migraphx_shape_float_type, {4, 6}};
     migraphx::module m = p.get_main_module();
     auto x             = m.add_parameter("x", s);
-    auto neg           = m.add_instruction(migraphx::operation("neg"), x);
+    // pre-subgraph
+    auto neg_ins = m.add_instruction(migraphx::operation("neg"), x);
+    auto trans_ins =
+        m.add_instruction(migraphx::operation("transpose", "{permutation: [1, 0]}"), {neg_ins});
+    auto cont_ins = m.add_instruction(migraphx::operation("contiguous"), {trans_ins});
+    // custom_op
+    migraphx::shape trans_shape{migraphx_shape_float_type, {6, 4}};
     auto alloc = m.add_allocation(trans_shape);
-    auto neg_trans =
-        m.add_instruction(migraphx::operation("transpose", "{permutation: [1, 0]}"), {neg});
-    auto neg_cont = m.add_instruction(migraphx::operation("contiguous"), {neg_trans});
-    auto custom_kernel =
-        m.add_instruction(migraphx::operation("simple_custom_op"), {neg_cont, alloc});
-    auto relu = m.add_instruction(migraphx::operation("relu"), custom_kernel);
-    m.add_return({relu});
+    auto half_copy_ins =
+        m.add_instruction(migraphx::operation("half_copy_host"), {cont_ins, alloc});
+    // post-subgraph
+    auto abs_ins = m.add_instruction(migraphx::operation("abs"), {half_copy_ins});
+    // another custom_op
+    auto stride_two_ins = m.add_instruction(migraphx::operation("stride_two"), {abs_ins});
+    // post-subgraph
+    auto relu_ins = m.add_instruction(migraphx::operation("relu"), {stride_two_ins});
+    m.add_return({relu_ins});
     migraphx::compile_options options;
     options.set_offload_copy();
     p.compile(migraphx::target("gpu"), options);
     migraphx::program_parameters pp;
-    std::vector<int> x_data(12, -3);
+    std::vector<float> x_data(s.elements());
+    std::iota(x_data.begin(), x_data.end(), 0);
     pp.add("x", migraphx::argument(s, x_data.data()));
     auto results                       = p.eval(pp);
     auto result                        = results[0];
-    auto result_vec = result.as_vector<int>();
-    std::vector<int> expected_result(12, 0);
-    std::fill(expected_result.begin() + 6, expected_result.end(), 3);
-    EXPECT(bool{result == migraphx::argument(trans_shape, expected_result.data())});
+    auto result_vec                    = result.as_vector<float>();
+    std::vector<float> expected_result = {0, 0, 0, 0, 4, 16};
+    EXPECT(bool{result == migraphx::argument(migraphx::shape{migraphx_shape_float_type, {3, 2}},
+                                             expected_result.data())});
 }
 
 int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/api/test_gpu.cpp

@@ -25,6 +25,8 @@
 #include <hip/hip_runtime_api.h>
 #include <migraphx/migraphx.h>
 #include <migraphx/migraphx.hpp>
+
+#include <migraphx/manage_ptr.hpp>
 #include "test.hpp"
 
 TEST_CASE(load_and_run)
@@ -44,11 +46,67 @@ TEST_CASE(load_and_run)
     {
         pp.add(name, migraphx::argument::generate(param_shapes[name]));
     }
+
     auto outputs = p.eval(pp);
     CHECK(shapes_before.size() == outputs.size());
     CHECK(bool{shapes_before.front() == outputs.front().get_shape()});
 }
 
+using hip_ptr    = MIGRAPHX_MANAGE_PTR(void, hipFree);
+using stream_ptr = MIGRAPHX_MANAGE_PTR(hipStream_t, hipStreamDestroy);
+
+stream_ptr get_stream()
+{
+    hipStream_t stream;
+    auto err = hipStreamCreateWithFlags(&stream, 0);
+    EXPECT(err == hipSuccess);
+    return stream_ptr{stream};
+}
+
+hip_ptr get_hip_buffer(size_t size)
+{
+    void* ptr;
+    auto err = hipMalloc(&ptr, size);
+    EXPECT(err == hipSuccess);
+    return hip_ptr{ptr};
+}
+
+TEST_CASE(load_and_run_async)
+{
+    auto p             = migraphx::parse_onnx("conv_relu_maxpool_test.onnx");
+    auto shapes_before = p.get_output_shapes();
+    migraphx::compile_options options;
+    options.set_offload_copy(false);
+    p.compile(migraphx::target("gpu"), options);
+    auto shapes_after = p.get_output_shapes();
+    CHECK(shapes_before.size() == 1);
+    CHECK(shapes_before.size() == shapes_after.size());
+    CHECK(bool{shapes_before.front() == shapes_after.front()});
+    migraphx::program_parameters pp;
+    auto param_shapes = p.get_parameter_shapes();
+
+    stream_ptr stream = get_stream();
+
+    std::vector<hip_ptr> buffs;
+    std::vector<migraphx::argument> args;
+    for(auto&& name : param_shapes.names())
+    {
+        args.push_back(migraphx::argument::generate(param_shapes[name]));
+        buffs.push_back(get_hip_buffer(args.rbegin()->get_shape().bytes()));
+
+        auto err = hipMemcpy(buffs.rbegin()->get(),
+                             args.rbegin()->data(),
+                             args.rbegin()->get_shape().bytes(),
+                             hipMemcpyHostToDevice);
+        EXPECT(err == hipSuccess);
+        pp.add(name, migraphx::argument(args.rbegin()->get_shape(), buffs.rbegin()->get()));
+    }
+
+    auto outputs = p.run_async(pp, stream.get());
+    CHECK(shapes_before.size() == outputs.size());
+    CHECK(bool{shapes_before.front() == outputs.front().get_shape()});
+}
+
 TEST_CASE(load_and_run_ctx)
 {
     auto p = migraphx::parse_onnx("conv_relu_maxpool_test.onnx");
@@ -82,10 +140,10 @@ TEST_CASE(if_pl_test)
         migraphx::program_parameters pp;
         auto param_shapes = p.get_parameter_shapes();
         auto xs           = param_shapes["x"];
-        std::vector<float> xd(xs.bytes() / sizeof(float), 1.0);
+        std::vector<float> xd(xs.elements(), 1.0);
         pp.add("x", migraphx::argument(xs, xd.data()));
         auto ys = param_shapes["y"];
-        std::vector<float> yd(ys.bytes() / sizeof(float), 2.0);
+        std::vector<float> yd(ys.elements(), 2.0);
         pp.add("y", migraphx::argument(ys, yd.data()));
         char ccond = cond;
         pp.add("cond", migraphx::argument(param_shapes["cond"], &ccond));

test/gpu/mlir.cpp

@@ -37,10 +37,6 @@
 #include <migraphx/functional.hpp>
 #include <test.hpp>
 
-using migraphx::trim;
-
-// m test_gpu_mlir && ./bin/test_gpu_mlir
-
 struct mlir_gpu_target : migraphx::gpu::target
 {
     std::string name() const { return "mlir"; }

test/gpu/pack_int8_args.cpp

@@ -30,6 +30,7 @@
 #include <migraphx/adjust_allocation.hpp>
 #include <migraphx/gpu/pack_int8_args.hpp>
 #include <migraphx/gpu/rocblas.hpp>
+#include <migraphx/gpu/device_name.hpp>
 #include <migraphx/auto_contiguous.hpp>
 #include <migraphx/dead_code_elimination.hpp>
 #include <migraphx/replace_allocate.hpp>
@@ -43,9 +44,8 @@
 // Treat some operators as compilable to enable lowering
 MIGRAPHX_GPU_TEST_PRECOMPILE("add", "mul", "convert")
 
-void run_passes(migraphx::module& m)
+void run_passes(migraphx::module& m, migraphx::gpu::context& ctx)
 {
-    auto ctx = migraphx::gpu::context{};
     migraphx::run_passes(m,
                          {migraphx::auto_contiguous{},
                           migraphx::gpu::lowering{&ctx, false},
@@ -56,18 +56,6 @@ void run_passes(migraphx::module& m)
                           migraphx::dead_code_elimination{}});
 }
 
-bool get_int8_x4_format()
-{
-    bool int8_x4_format = true;
-#if ROCBLAS_VERSION_MAJOR >= 2 && ROCBLAS_VERSION_MINOR >= 38
-    auto ctx = migraphx::gpu::context{};
-    rocblas_gemm_flags flag;
-    rocblas_query_int8_layout_flag(ctx.get_stream().get_rocblas(), &flag);
-    int8_x4_format = (flag == rocblas_gemm_flags_pack_int8x4);
-#endif
-    return int8_x4_format;
-}
-
 TEST_CASE(quant_dot)
 {
     auto create_module = [] {
@@ -106,8 +94,10 @@ TEST_CASE(quant_dot)
                 migraphx::make_op("hip::allocate", {{"shape", migraphx::to_value(m2_shape)}}));
             packa = m.add_instruction(migraphx::make_op("gpu::int8_gemm_pack_a"), l2, alloc);
         }
-        auto gemm =
-            m.add_instruction(migraphx::make_op("gpu::quant_gemm", {{"int8_x4_format", int8_x4}}),
+        auto gemm = m.add_instruction(
+            migraphx::make_op("gpu::quant_gemm",
+                              {{"int8_x4_format", int8_x4},
+                               {"compute_fp32", migraphx::gpu::get_compute_fp32_flag()}}),
             l1,
             packa,
             gemm_alloc);
@@ -128,10 +118,11 @@ TEST_CASE(quant_dot)
     };
 
     auto m1  = create_module();
-    run_passes(m1);
+    auto ctx = migraphx::gpu::context{};
+    run_passes(m1, ctx);
 
-    bool flag = get_int8_x4_format();
-    auto m2   = create_optimized_int8_x4(flag);
+    bool int8_x4 = migraphx::gpu::get_int8_x4_format(ctx);
+    auto m2      = create_optimized_int8_x4(int8_x4);
     EXPECT(m1 == m2);
 }
 
@@ -216,8 +207,10 @@ TEST_CASE(quant_dot_trans)
             packb = m.add_instruction(migraphx::make_op("gpu::int8_gemm_pack_a"), contb, allocpb);
         }
 
-        auto gemm =
-            m.add_instruction(migraphx::make_op("gpu::quant_gemm", {{"int8_x4_format", int8_x4}}),
+        auto gemm = m.add_instruction(
+            migraphx::make_op("gpu::quant_gemm",
+                              {{"int8_x4_format", int8_x4},
+                               {"compute_fp32", migraphx::gpu::get_compute_fp32_flag()}}),
             tl1_alpha_int8,
             packb,
             output);
@@ -227,10 +220,11 @@ TEST_CASE(quant_dot_trans)
     };
 
     auto m1  = create_module();
-    bool flag = get_int8_x4_format();
-    auto m2   = create_optimized_int8_x4(flag);
+    auto ctx = migraphx::gpu::context{};
+    run_passes(m1, ctx);
 
-    run_passes(m1);
+    bool int8_x4 = migraphx::gpu::get_int8_x4_format(ctx);
+    auto m2      = create_optimized_int8_x4(int8_x4);
 
     EXPECT(m1 == m2);
 }
@@ -297,8 +291,10 @@ TEST_CASE(quant_dot_pad)
             packa = m.add_instruction(migraphx::make_op("gpu::int8_gemm_pack_a"), pl2, alloc);
         }
 
-        auto gemm =
-            m.add_instruction(migraphx::make_op("gpu::quant_gemm", {{"int8_x4_format", int8_x4}}),
+        auto gemm = m.add_instruction(
+            migraphx::make_op("gpu::quant_gemm",
+                              {{"int8_x4_format", int8_x4},
+                               {"compute_fp32", migraphx::gpu::get_compute_fp32_flag()}}),
             pl1,
             packa,
             gemm_alloc);
@@ -318,10 +314,11 @@ TEST_CASE(quant_dot_pad)
     };
 
     auto m1  = create_module();
-    bool flag = get_int8_x4_format();
-    auto m2   = create_optimized_int8_x4(flag);
+    auto ctx = migraphx::gpu::context{};
+    run_passes(m1, ctx);
 
-    run_passes(m1);
+    bool int8_x4 = migraphx::gpu::get_int8_x4_format(ctx);
+    auto m2      = create_optimized_int8_x4(int8_x4);
 
     EXPECT(m1 == m2);
 }
@@ -444,17 +441,23 @@ TEST_CASE(quant_dot_trans_pad)
         }
 
         auto gemm = m.add_instruction(
-            migraphx::make_op("gpu::quant_gemm", {{"int8_x4_format", int8_x4}}), pa, packb, output);
+            migraphx::make_op("gpu::quant_gemm",
+                              {{"int8_x4_format", int8_x4},
+                               {"compute_fp32", migraphx::gpu::get_compute_fp32_flag()}}),
+            pa,
+            packb,
+            output);
         m.add_return({gemm});
 
         return m;
     };
 
     auto m1  = create_module();
-    bool flag = get_int8_x4_format();
-    auto m2   = create_optimized_int8_x4(flag);
+    auto ctx = migraphx::gpu::context{};
+    run_passes(m1, ctx);
 
-    run_passes(m1);
+    bool int8_x4 = migraphx::gpu::get_int8_x4_format(ctx);
+    auto m2      = create_optimized_int8_x4(int8_x4);
 
     EXPECT(m1 == m2);
 }

test/gpu/stream_sync.cpp

+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <iostream>
+#include <vector>
+#include <migraphx/gpu/context.hpp>
+#include <migraphx/context.hpp>
+#include <migraphx/gpu/compile_hip.hpp>
+#include <migraphx/gpu/kernel.hpp>
+#include <migraphx/gpu/device_name.hpp>
+#include <migraphx/par_for.hpp>
+#include <migraphx/program.hpp>
+#include <migraphx/make_op.hpp>
+#include <migraphx/module.hpp>
+#include <migraphx/generate.hpp>
+#include <migraphx/gpu/target.hpp>
+#include "test.hpp"
+
+using hip_stream_ptr = MIGRAPHX_MANAGE_PTR(hipStream_t, hipStreamDestroy);
+
+constexpr uint32_t stream_sync_test_val = 1337;
+
+// NOLINTNEXTLINE
+const std::string compare_numbers = R"__migraphx__(
+#include <hip/hip_runtime.h>
+
+extern "C" {
+__global__ void compare(float* data) 
+{
+    int i = threadIdx.x + blockDim.x * blockIdx.x;
+    if (data[i] != 1337) 
+    {
+        abort();
+    }
+}
+    
+}
+
+int main() {}
+
+)__migraphx__";
+
+migraphx::src_file make_src_file(const std::string& name, const std::string& content)
+{
+    return {name, std::make_pair(content.data(), content.data() + content.size())};
+}
+
+hip_stream_ptr get_stream()
+{
+    hipStream_t stream;
+
+    auto status = hipStreamCreate(&stream);
+    if(status != hipSuccess)
+    {
+        MIGRAPHX_THROW("Failed to get stream");
+    }
+
+    return hip_stream_ptr{stream};
+}
+
+TEST_CASE(test_stream_sync_compare_kernel)
+{
+    auto binaries = migraphx::gpu::compile_hip_src(
+        {make_src_file("check_stuff.cpp", compare_numbers)}, "", migraphx::gpu::get_device_name());
+    EXPECT(binaries.size() == 1);
+
+    migraphx::gpu::kernel k1{binaries.front(), "compare"};
+
+    auto input =
+        migraphx::fill_argument({migraphx::shape::float_type, {128}}, stream_sync_test_val);
+
+    auto ginput = migraphx::gpu::to_gpu(input);
+
+    hip_stream_ptr pstream = get_stream();
+
+    k1.launch(pstream.get(), input.get_shape().elements(), 1024)(ginput.cast<float>());
+
+    auto output = migraphx::gpu::from_gpu(ginput);
+    EXPECT(output == input);
+}
+
+TEST_CASE(test_stream_sync)
+{
+    auto binaries = migraphx::gpu::compile_hip_src(
+        {make_src_file("check_stuff.cpp", compare_numbers)}, "", migraphx::gpu::get_device_name());
+    EXPECT(binaries.size() == 1);
+
+    migraphx::gpu::kernel k1{binaries.front(), "compare"};
+    const unsigned int m = 128;
+    const unsigned int k = 8192;
+
+    // Setup empty GPU memory buffer
+    migraphx::shape input_shape{migraphx::shape::float_type, {m, k}};
+    migraphx::shape output_shape{migraphx::shape::float_type, {m, m}};
+    auto input  = migraphx::fill_argument(input_shape, 0);
+    auto ginput = migraphx::gpu::to_gpu(input);
+
+    auto output  = migraphx::fill_argument(output_shape, 0);
+    auto goutput = migraphx::gpu::to_gpu(output);
+
+    hip_stream_ptr pstream = get_stream();
+
+    migraphx::program p;
+    auto* mm = p.get_main_module();
+
+    auto x = mm->add_parameter("x", migraphx::shape{migraphx::shape::float_type, {m, k}});
+    auto y = mm->add_literal(
+        migraphx::generate_literal(migraphx::shape{migraphx::shape::float_type, {k, m}}));
+
+    std::vector<float> data(m * m, stream_sync_test_val);
+    auto test_val = mm->add_literal(output_shape, data);
+    auto mult_out = mm->add_instruction(migraphx::make_op("dot"), x, y);
+    mm->add_instruction(migraphx::make_op("add"), mult_out, test_val);
+
+    p.compile(migraphx::gpu::target{});
+
+    // Run network and then verify with kernel
+    auto args = p.eval({{"x", ginput}, {"output", goutput}}, {pstream.get(), true});
+    k1.launch(pstream.get(), m * m, 1024)(goutput.cast<float>());
+
+    output = migraphx::gpu::from_gpu(goutput);
+    EXPECT(output != input);
+}
+
+int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/py/CMakeLists.txt

@@ -56,4 +56,5 @@ add_py_test(gpu_offload test_gpu_offload.py WORKING_DIRECTORY ${TEST_ONNX_DIR})
 add_py_test(gpu test_gpu.py WORKING_DIRECTORY ${TEST_ONNX_DIR})
 add_py_test(array test_array.py WORKING_DIRECTORY ${TEST_ONNX_DIR})
 add_py_test(backend onnx_backend_test.py WORKING_DIRECTORY ${TEST_ONNX_DIR})
+add_py_test(gpu_async test_gpu_async.py WORKING_DIRECTORY ${TEST_ONNX_DIR})
 endif()

test/py/test_gpu_async.py

+#####################################################################################
+# The MIT License (MIT)
+#
+# Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#####################################################################################
+import migraphx
+import ctypes
+
+
+def test_conv_relu():
+    hip = ctypes.cdll.LoadLibrary("libamdhip64.so")
+
+    p = migraphx.parse_onnx("conv_relu_maxpool_test.onnx")
+    print(p)
+    print("Compiling ...")
+    # Need to have offload_copy = False to avoid syncs() back to the host device
+    p.compile(migraphx.get_target("gpu"), offload_copy=False)
+    print(p)
+    params = {}
+
+    # Using default value in api for hipSuccess which is always 0
+    hipSuccess = ctypes.c_long(0)
+
+    # Alloc a stream
+    stream = ctypes.c_void_p()
+
+    err = ctypes.c_long(
+        hip.hipStreamCreateWithFlags(ctypes.byref(stream), ctypes.c_uint(0)))
+
+    if err.value != hipSuccess.value:
+        print("FAILED hipStreamCreate")
+        return err
+
+    # Use to_gpu to push generated argument to the GPU before we perform a run
+    for key, value in p.get_parameter_shapes().items():
+        params[key] = migraphx.to_gpu(migraphx.generate_argument(value))
+
+    result = migraphx.from_gpu(
+        p.run_async(params, stream.value, "ihipStream_t")[-1])
+
+    # Wait for all commands in stream to complete
+    err = ctypes.c_long(hip.hipStreamSynchronize(stream))
+    if err.value != hipSuccess.value:
+        print("FAILED: hipStreamSyncronize")
+        return err
+
+    # Cleanup Stream
+    err = ctypes.c_long(hip.hipStreamDestroy(stream))
+    if err.value != hipSuccess.value:
+        print("FAILED: hipStreamDestroy")
+        return err
+
+    print(result)
+
+
+test_conv_relu()

test/verify/test_softmax_large3.cpp

+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "verify_program.hpp"
+#include <migraphx/program.hpp>
+#include <migraphx/generate.hpp>
+#include <migraphx/make_op.hpp>
+#include <migraphx/common.hpp>
+
+struct test_softmax_large3 : verify_program<test_softmax_large3>
+{
+    migraphx::program create_program() const
+    {
+        migraphx::program p;
+        auto* mm   = p.get_main_module();
+        auto x     = mm->add_parameter("x", migraphx::shape{migraphx::shape::float_type, {2, 4}});
+        auto large = mm->add_literal({migraphx::shape{migraphx::shape::float_type}, {100}});
+        auto add   = migraphx::add_common_op(*mm, migraphx::make_op("mul"), {x, large});
+        mm->add_instruction(migraphx::make_op("softmax", {{"axis", -1}}), add);
+        return p;
+    }
+};

tools/accuracy/accuracy_checker.py

@@ -116,6 +116,9 @@ def main():
 
     model = migraphx.parse_onnx(model_name, default_dim_value=batch)
 
+    if args.verbose:
+        print(model)
+
     model.compile(migraphx.get_target('gpu'), offload_copy=False)
 
     params = {}