Merge branch 'develop' of github.com:ROCmSoftwarePlatform/AMDMIGraphX into dyn_nms

src/targets/gpu/include/migraphx/gpu/mlir_conv.hpp → src/targets/gpu/include/migraphx/gpu/fuse_mlir.hpp

@@ -21,8 +21,8 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#ifndef MIGRAPHX_GUARD_RTGLIB_MIOPEN_MLIR_CONV_HPP
-#define MIGRAPHX_GUARD_RTGLIB_MIOPEN_MLIR_CONV_HPP
+#ifndef MIGRAPHX_GUARD_GPU_FUSE_MLIR_HPP
+#define MIGRAPHX_GUARD_GPU_FUSE_MLIR_HPP
 
 #include <migraphx/config.hpp>
 #include <migraphx/gpu/context.hpp>
@@ -30,18 +30,19 @@
 namespace migraphx {
 inline namespace MIGRAPHX_INLINE_NS {
 
-struct module;
+struct module_pass_manager;
 
 namespace gpu {
-struct mlir_conv
+
+struct fuse_mlir
 {
-    context* ctx;
-    std::string name() const { return "mlir::convolution"; }
-    void apply(module& m) const;
+    context* ctx = nullptr;
+    std::string name() const { return "gpu::fuse_mlir"; }
+    void apply(module_pass_manager& mpm) const;
 };
 
 } // namespace gpu
+
 } // namespace MIGRAPHX_INLINE_NS
 } // namespace migraphx
-
-#endif
+#endif // MIGRAPHX_GUARD_GPU_FUSE_MLIR_HPP

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

+/*
+ * 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.
+ */
+#ifndef MIGRAPHX_GUARD_RTGLIB_GPU_MLIR_HPP
+#define MIGRAPHX_GUARD_RTGLIB_GPU_MLIR_HPP
+
+#include <string>
+#include <vector>
+#include <migraphx/config.hpp>
+#include <migraphx/gpu/code_object_op.hpp>
+#include <migraphx/instruction_ref.hpp>
+
+namespace migraphx {
+inline namespace MIGRAPHX_INLINE_NS {
+struct module;
+namespace gpu {
+
+std::string dump_mlir(const module& m);
+code_object_op compile_mlir(const context& ctx, const module& m);
+
+instruction_ref insert_mlir(module& m,
+                            instruction_ref ins,
+                            code_object_op co,
+                            const std::vector<instruction_ref>& inputs);
+
+} // namespace gpu
+} // namespace MIGRAPHX_INLINE_NS
+} // namespace migraphx
+
+#endif

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

@@ -41,7 +41,7 @@ struct miopen_quant_convolution
     bool int8_x4_format = false;
     shared<convolution_descriptor> cd;
     miopenConvFwdAlgorithm_t algo{};
-    miopenHandle_t handle = nullptr;
+    uint64_t solution_id = 0;
 
     template <class Self, class F>
     static auto reflect(Self& self, F f)
@@ -55,7 +55,7 @@ struct miopen_quant_convolution
     shape compute_shape(const std::vector<shape>& inputs) const;
     argument
     compute(context& ctx, const shape& output_shape, const std::vector<argument>& args) const;
-    shape compile(context& ctx, const shape& output_shape, std::vector<shape> inputs);
+    shape find(context& ctx, const shape& output_shape, std::vector<shape> inputs);
     void finalize(context& ctx, const shape& output_shape, std::vector<shape> inputs);
     std::ptrdiff_t output_alias(const std::vector<shape>& shapes) const
     {

src/targets/gpu/jit/mlir.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 <migraphx/gpu/compiler.hpp>
+#include <migraphx/make_op.hpp>
+#include <migraphx/gpu/context.hpp>
+
+#include <migraphx/gpu/mlir.hpp>
+
+namespace migraphx {
+inline namespace MIGRAPHX_INLINE_NS {
+namespace gpu {
+
+struct mlir_compiler : compiler<mlir_compiler>
+{
+    std::vector<std::string> names() const { return {"gpu::mlir_conv"}; }
+
+    operation compile_op(context&, const std::vector<shape>&, const value&) const { return {}; }
+
+    compiler_replace compile(context& ctx, instruction_ref ins, const operation&) const
+    {
+        auto* smod = ins->module_inputs().front();
+        assert(smod->get_parameter_names().size() == ins->inputs().size() - 1);
+        return insert(compile_mlir(ctx, *smod));
+    }
+
+    compiler_replace insert(code_object_op co) const
+    {
+        return [co = std::move(co)](module& m, instruction_ref ins) {
+            auto mlir = insert_mlir(m, ins, co, ins->inputs());
+            m.replace_instruction(ins, mlir);
+        };
+    }
+};
+
+} // namespace gpu
+} // namespace MIGRAPHX_INLINE_NS
+} // namespace migraphx

src/targets/gpu/jit/softmax.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 <migraphx/gpu/compiler.hpp>
+#include <migraphx/gpu/context.hpp>
+#include <migraphx/gpu/compile_hip_code_object.hpp>
+#include <migraphx/gpu/compile_hip.hpp>
+#include <migraphx/gpu/compile_gen.hpp>
+
+#include <migraphx/cpp_generator.hpp>
+#include <migraphx/ranges.hpp>
+#include <migraphx/reduce_dims.hpp>
+#include <migraphx/stringutils.hpp>
+#include <migraphx/dead_code_elimination.hpp>
+#include <migraphx/eliminate_common_subexpression.hpp>
+#include <migraphx/module.hpp>
+#include <migraphx/pass_manager.hpp>
+
+namespace migraphx {
+inline namespace MIGRAPHX_INLINE_NS {
+namespace gpu {
+
+using namespace migraphx::gpu::gen; // NOLINT
+
+static const char* const softmax_kernel = R"__migraphx__(
+#include <migraphx/kernels/index.hpp>
+#include <migraphx/kernels/softmax.hpp>
+#include <migraphx/kernels/vectorize.hpp>
+#include <args.hpp>
+
+namespace migraphx {
+
+extern "C" {
+__global__ void softmax_kernel(void* input_p, void* output_p) 
+{
+    transform_args(make_tensors(), ${transformers})(input_p, output_p)([](auto input, auto output) {
+        softmax<${axis}>(input, output);
+    });
+}
+    
+}
+
+} // namespace migraphx
+
+)__migraphx__";
+
+struct softmax_compiler : compiler<softmax_compiler>
+{
+    std::vector<std::string> names() const { return {"softmax"}; }
+
+    operation compile_op(context& ctx, const std::vector<shape>& inputs, const value& v) const
+    {
+        // TODO: Use reduce_dims
+        auto axis  = v.at("axis").to<int64_t>();
+        auto faxis = find_fast_axis({inputs.front()});
+        vectorize vec{};
+        // Vectorize if the axis is a reduction axis
+        if(faxis == axis)
+        {
+            vec = vectorize::elements(faxis, inputs);
+        }
+        auto relements  = inputs[0].lens()[axis] / vec.size;
+        auto nelements  = (inputs.back().elements() / inputs[0].lens()[axis]);
+        auto block_size = compute_block_size(relements, 256);
+        hip_compile_options options;
+        options.set_launch_params(
+            v, compute_global_for(ctx, nelements * block_size, 256), block_size);
+        options.output      = inputs.back();
+        options.inputs      = inputs;
+        options.kernel_name = "softmax_kernel";
+
+        auto src = interpolate_string(
+            softmax_kernel,
+            {{"transformers", make_transformer_args(vec)}, {"axis", to_string(axis)}});
+
+        return compile_hip_code_object(src, options);
+    }
+
+    compiler_replace compile(context& ctx, instruction_ref ins, const operation& op) const
+    {
+        return replace(compile_op(ctx, to_shapes(ins->inputs()), op.to_value()));
+    }
+};
+
+} // namespace gpu
+} // namespace MIGRAPHX_INLINE_NS
+} // namespace migraphx

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

@@ -27,6 +27,7 @@
 #include <migraphx/kernels/types.hpp>
 #include <migraphx/kernels/type_traits.hpp>
 #include <migraphx/kernels/integral_constant.hpp>
+#include <migraphx/kernels/functional.hpp>
 #include <migraphx/kernels/debug.hpp>
 
 namespace migraphx {
@@ -213,6 +214,13 @@ constexpr auto transform(integral_const_array<T, Xs...>, F f)
     return integral_const_array<T, f(Xs)...>{};
 }
 
+template <class T, T... Xs, class F>
+constexpr auto transform_i(integral_const_array<T, Xs...>, F f)
+{
+    return sequence_c<sizeof...(Xs)>(
+        [=](auto... is) { return integral_const_array<T, f(Xs, is)...>{}; });
+}
+
 template <class T, T... Xs, class U, U... Ys, class F>
 constexpr auto transform(integral_const_array<T, Xs...>, integral_const_array<U, Ys...>, F f)
 {

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

@@ -24,7 +24,7 @@
 #ifndef MIGRAPHX_GUARD_KERNELS_FUNCTIONAL_HPP
 #define MIGRAPHX_GUARD_KERNELS_FUNCTIONAL_HPP
 
-#include <migraphx/kernels/array.hpp>
+#include <migraphx/kernels/integral_constant.hpp>
 
 // NOLINTNEXTLINE
 #define MIGRAPHX_RETURNS(...) \

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

@@ -175,6 +175,21 @@ constexpr auto sliced(Slicer slicer, F f)
     };
 }
 
+template <class Input, index_int Axis>
+constexpr auto compute_reduce_axis()
+{
+    constexpr auto lens =
+        transform_i(get_shape_c<Input>{}.lens, [](index_int x, index_int i) -> index_int {
+            if(i == Axis)
+                return 1;
+            return x;
+        });
+    return make_shape(lens, get_shape_c<Input>{}.strides);
+}
+
+template <class Input, index_int Axis>
+using with_axis = decltype(compute_reduce_axis<Input, Axis>());
+
 struct block
 {
     template <class Slicer>
@@ -201,6 +216,14 @@ struct block
             if(idx.local == 0)
                 f();
         }
+
+        template <class F>
+        __device__ auto inner(F f) const
+        {
+            return sliced(slicer, [=](auto x, auto... xs) {
+                idx.local_stride(x.get_shape().elements(), [&](auto j) { f(x[j], xs[j]...); });
+            });
+        }
     };
 
     template <class Slicer>
@@ -247,6 +270,17 @@ struct lane
         {
             f();
         }
+
+        template <class F>
+        __device__ auto inner(F f) const
+        {
+            return sliced(slicer, [=](auto x, auto... xs) {
+                for(index_int j = 0; j < x.get_shape().elements(); j++)
+                {
+                    f(x[j], xs[j]...);
+                }
+            });
+        }
     };
 
     template <class Slicer>

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

@@ -32,6 +32,7 @@ namespace migraphx {
 template <class Lens, class Strides>
 struct shape
 {
+    using shape_type  = shape;
     using index_array = typename Lens::base_array;
     Lens lens         = {};
     Strides strides   = {};

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

+/*
+ * 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.
+ */
+#ifndef MIGRAPHX_GUARD_KERNELS_SOFTMAX_HPP
+#define MIGRAPHX_GUARD_KERNELS_SOFTMAX_HPP
+
+#include <migraphx/kernels/reduce.hpp>
+#include <migraphx/kernels/ops.hpp>
+
+namespace migraphx {
+
+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);
+    });
+}
+
+} // namespace migraphx
+#endif // MIGRAPHX_GUARD_KERNELS_SOFTMAX_HPP

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

@@ -27,6 +27,8 @@
 #include <migraphx/kernels/types.hpp>
 #include <migraphx/kernels/integral_constant.hpp>
 #include <migraphx/kernels/functional.hpp>
+#include <migraphx/kernels/type_traits.hpp>
+#include <migraphx/kernels/debug.hpp>
 
 namespace migraphx {
 

src/targets/gpu/lowering.cpp

@@ -186,7 +186,6 @@ struct miopen_apply
         add_extend_op("rnn_var_sl_shift_output");
         add_extend_op("rnn_var_sl_shift_sequence");
         add_extend_op("scatter_none");
-        add_extend_op("softmax");
         add_extend_op("topk");
 
         add_batch_norm_inference_op();
@@ -301,7 +300,7 @@ struct miopen_apply
             auto&& op = any_cast<op::deconvolution>(ins->get_operator());
 
             auto conv = miopen_deconvolution{op, make_deconv(op)};
-            auto ws   = conv.compile(get_context(), ins->get_shape(), to_shapes(ins->inputs()));
+            auto ws   = conv.find(get_context(), ins->get_shape(), to_shapes(ins->inputs()));
 
             auto workspace = insert_allocation(ins, ws);
             auto output    = insert_allocation(ins, ins->get_shape());
@@ -332,7 +331,7 @@ struct miopen_apply
             miopen_quant_convolution conv;
             auto compile_quant_conv_with_format = [&](bool format) {
                 conv = miopen_quant_convolution{op, format, make_conv(op)};
-                ws   = conv.compile(get_context(), ins->get_shape(), to_shapes(ins->inputs()));
+                ws   = conv.find(get_context(), ins->get_shape(), to_shapes(ins->inputs()));
             };
 
             try

src/targets/gpu/mlir_conv.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 <migraphx/gpu/mlir_conv.hpp>
-#include <migraphx/manage_ptr.hpp>
-#include <migraphx/instruction.hpp>
-#include <migraphx/make_op.hpp>
-
-#include <migraphx/op/convolution.hpp>
-
-#include <migraphx/gpu/context.hpp>
-#include <migraphx/gpu/convolution.hpp>
-#include <migraphx/iterator_for.hpp>
-#include <migraphx/program.hpp>
-
-#include <migraphx/ranges.hpp>
-#include <migraphx/make_op.hpp>
-#include <migraphx/generate.hpp>
-#include <migraphx/program.hpp>
-#include <migraphx/gpu/kernel.hpp>
-#include <migraphx/gpu/target.hpp>
-#include <migraphx/gpu/hip.hpp>
-#include <migraphx/gpu/compile_hip.hpp>
-
-#include <utility>
-#include <functional>
-#include <algorithm>
-
-#ifdef MIGRAPHX_MLIR_MIOPEN_SUPPORT
-#include <Miir.h>
-#endif // MIGRAPHX_MLIR_MIOPEN_SUPPORT
-
-#include <cstdio>
-
-namespace migraphx {
-inline namespace MIGRAPHX_INLINE_NS {
-namespace gpu {
-
-struct mlir_apply
-{
-    module* mod           = nullptr;
-    const mlir_conv* pass = nullptr;
-
-    const char* mlir_kernel_name = "migraphx_conv2d";
-
-    std::unordered_map<uint64_t, instruction_ref> literal_map{};
-
-    struct execution_spec
-    {
-        migraphx::value::binary binary;
-        size_t global_size;
-        size_t local_size;
-        execution_spec(migraphx::value::binary&& binary_m, size_t global_s, size_t local_s)
-            : binary(std::move(binary_m)), global_size(global_s), local_size(local_s)
-        {
-        }
-    };
-
-    std::unordered_map<std::string, std::shared_ptr<execution_spec>> binary_map{};
-
-    context& get_context() const
-    {
-        assert(pass != nullptr);
-        assert(pass->ctx != nullptr);
-        return *pass->ctx;
-    }
-
-    void init() const
-    {
-        assert(mod != nullptr);
-        assert(pass != nullptr);
-    }
-
-    std::shared_ptr<execution_spec> make_mlir_binary(instruction_ref op_r)
-    {
-        std::shared_ptr<execution_spec> result;
-
-#ifdef MIGRAPHX_MLIR_MIOPEN_SUPPORT
-        auto conv  = any_cast<op::convolution>(op_r->get_operator());
-        auto inp_t = op_r->inputs().at(0)->get_shape();
-        auto flt_t = op_r->inputs().at(1)->get_shape();
-        auto out_t = op_r->get_shape();
-
-        auto get_type_str = [](const shape& s) -> const char* {
-            switch(s.type())
-            {
-            case shape::float_type: return "f32";
-            case shape::half_type: return "f16";
-            case shape::bool_type:
-            case shape::double_type:
-            case shape::uint8_type:
-            case shape::int8_type:
-            case shape::uint16_type:
-            case shape::int16_type:
-            case shape::int32_type:
-            case shape::int64_type:
-            case shape::uint32_type:
-            case shape::uint64_type:
-            case shape::tuple_type: break;
-            }
-            return nullptr;
-        };
-
-        const auto* inp_t_s = get_type_str(inp_t);
-        const auto* flt_t_s = get_type_str(flt_t);
-        const auto* out_t_s = get_type_str(out_t);
-
-        if(out_t_s == nullptr || inp_t_s == nullptr || flt_t_s == nullptr)
-            return result;
-
-        std::string mlir_options = "--kernel_name " + std::string(mlir_kernel_name);
-
-        // platform spec
-        auto& device = get_context().get_current_device();
-        char dev_name[64];
-        sprintf(dev_name, "gfx%lu%02lu", device.get_device_major(), device.get_device_minor());
-        mlir_options += " --arch " + std::string(dev_name) + " --num_cu " +
-                        std::to_string(device.get_cu_count()); // ???
-
-        // Conv spec
-        mlir_options +=
-            " --operation "
-            "conv2d"
-            " --batchsize " +
-            std::to_string(conv.group) + " --groupsize " + std::to_string(1) + " --padding_h " +
-            std::to_string(conv.padding[0]) + " --padding_w " + std::to_string(conv.padding[1]) +
-            " --conv_stride_h " + std::to_string(conv.stride[0]) + " --conv_stride_w " +
-            std::to_string(conv.stride[1]) + " --dilation_h " + std::to_string(conv.dilation[0]) +
-            " --dilation_w " + std::to_string(conv.dilation[1]);
-
-        // Input spec
-        mlir_options += " --in_layout "
-                        "NCHWG"
-                        " --in_type " +
-                        std::string(inp_t_s) + " --in_channels " + std::to_string(inp_t.lens()[1]) +
-                        " --in_h " + std::to_string(inp_t.lens()[2]) + " --in_w " +
-                        std::to_string(inp_t.lens()[3]);
-
-        // Filter spec
-        mlir_options += " --fil_layout "
-                        "NCHWG"
-                        " --fil_type " +
-                        std::string(flt_t_s) + " --fil_h " + std::to_string(flt_t.lens()[2]) +
-                        " --fil_w " + std::to_string(flt_t.lens()[3]);
-
-        // Output spec
-        mlir_options += " --out_layout "
-                        "NCHWG"
-                        " --out_type " +
-                        std::string(out_t_s) + " --out_channels " +
-                        std::to_string(out_t.lens()[1]) + " --out_h " +
-                        std::to_string(out_t.lens()[2]) + " --out_w " +
-                        std::to_string(out_t.lens()[3]);
-
-        auto bin_i = binary_map.find(mlir_options);
-        if(bin_i == binary_map.end())
-        {
-            size_t bin_size = 0;
-
-            using mlir_handle = MIGRAPHX_MANAGE_PTR(MiirHandle, miirDestroyHandle);
-            auto handle       = mlir_handle(miirCreateHandle(mlir_options.c_str()));
-
-            if(miirLowerBin(handle.get()) == MIIR_SUCCESS &&
-               miirBufferGet(handle.get(), nullptr, &bin_size) == MIIR_SUCCESS)
-            {
-                migraphx::value::binary bin(bin_size);
-                if(miirBufferGet(handle.get(), reinterpret_cast<char*>(bin.data()), &bin_size) ==
-                   MIIR_SUCCESS)
-                {
-                    size_t global_size;
-                    size_t block_size;
-                    if(miirGetExecutionDims(handle.get(), &global_size, &block_size) ==
-                       MIIR_SUCCESS)
-                    {
-                        result = std::make_shared<execution_spec>(
-                            std::move(bin), global_size, block_size);
-                    }
-                }
-            }
-
-            binary_map[mlir_options] = result;
-        }
-        else
-        {
-            result = bin_i->second;
-        }
-#else  // MIGRAPHX_MLIR_MIOPEN_SUPPORT
-        (void)op_r;
-#endif // MIGRAPHX_MLIR_MIOPEN_SUPPORT
-        return result;
-    }
-
-    instruction_ref get_literal(uint64_t value)
-    {
-        auto fi = literal_map.find(value);
-        if(fi != literal_map.end())
-            return fi->second;
-        auto lit = mod->add_literal(value);
-        literal_map.emplace(value, lit);
-        return lit;
-    }
-
-    operation make_code_object_op(instruction_ref op_r, const std::shared_ptr<execution_spec>& spec)
-    {
-        // each pointer is expanded out to a MemRefDescriptor
-        auto inp_t = op_r->inputs().at(0)->get_shape();
-        auto flt_t = op_r->inputs().at(1)->get_shape();
-        auto out_t = op_r->get_shape();
-
-        auto i64 = shape(shape::uint64_type);
-
-        std::vector<shape> expected_inputs = {
-            flt_t, flt_t, i64, i64, i64, i64, i64, i64, i64, i64, i64, i64,  i64,   inp_t,
-            inp_t, i64,   i64, i64, i64, i64, i64, i64, i64, i64, i64, i64,  out_t, out_t,
-            i64,   i64,   i64, i64, i64, i64, i64, i64, i64, i64, i64, out_t};
-
-        return migraphx::make_op("gpu::code_object",
-                                 {
-                                     {"code_object", spec->binary},
-                                     {"symbol_name", mlir_kernel_name},
-                                     {"global", spec->global_size},
-                                     {"local", spec->local_size},
-                                     {"expected_inputs", migraphx::to_value(expected_inputs)},
-                                     {"output", migraphx::to_value(out_t)},
-                                 });
-    }
-
-    void add_memref_descriptor(std::vector<instruction_ref>& refs, instruction_ref inst)
-    {
-        const size_t offset = 0;
-        auto inst_t         = inst->get_shape();
-        refs.push_back(inst);
-        refs.push_back(inst);
-        refs.push_back(get_literal(offset)); // offset
-
-        // dim sizes
-        std::transform(inst_t.lens().begin(),
-                       inst_t.lens().end(),
-                       std::back_inserter(refs),
-                       [&](const auto& lval) { return get_literal(lval); });
-        refs.push_back(get_literal(1)); // G
-
-        // dim strides
-        std::transform(inst_t.strides().begin(),
-                       inst_t.strides().end(),
-                       std::back_inserter(refs),
-                       [&](const auto& lval) { return get_literal(lval); });
-        refs.push_back(get_literal(1)); // G
-    }
-
-    instruction_ref insert_allocation(instruction_ref ins, const shape& s) const
-    {
-        return mod->insert_instruction(ins, hip_allocate{s});
-    }
-
-    void replace_conv_op(instruction_ref ins)
-    {
-        auto conv_bin = make_mlir_binary(ins);
-        if(conv_bin)
-        {
-            auto conv = make_code_object_op(ins, conv_bin);
-
-            auto inp = ins->inputs().at(0);
-            auto flt = ins->inputs().at(1);
-            auto out = insert_allocation(ins, ins->get_shape());
-
-            std::vector<instruction_ref> refs;
-            refs.reserve(3 * 13 + 1);
-            add_memref_descriptor(refs, flt);
-            add_memref_descriptor(refs, inp);
-            add_memref_descriptor(refs, out);
-            refs.push_back(out);
-
-            mod->replace_instruction(ins, conv, refs);
-        }
-    }
-
-    void apply()
-    {
-        init();
-        for(auto it : iterator_for(*mod))
-        {
-            if(it->name() == "convolution")
-            {
-                replace_conv_op(it);
-            }
-        }
-    }
-};
-
-void mlir_conv::apply(module& m) const { mlir_apply{&m, this}.apply(); }
-
-} // namespace gpu
-} // namespace MIGRAPHX_INLINE_NS
-} // namespace migraphx

src/targets/gpu/quant_convolution.cpp

@@ -67,7 +67,7 @@ argument miopen_quant_convolution::compute(context& ctx,
     return args[3];
 }
 
-shape miopen_quant_convolution::compile(context& ctx,
+shape miopen_quant_convolution::find(context& ctx,
                                      const shape& output_shape,
                                      std::vector<shape> inputs)
 {
@@ -92,8 +92,8 @@ shape miopen_quant_convolution::compile(context& ctx,
         x_shape = pack_int8_shape(x_shape);
         w_shape = pack_int8_shape(w_shape);
     }
-    auto arg_vec4_x = to_gpu(generate_argument(x_shape));
-    auto arg_vec4_w = to_gpu(generate_argument(w_shape));
+    auto x         = to_gpu(generate_argument(x_shape));
+    auto w         = to_gpu(generate_argument(w_shape));
     auto y         = allocate_gpu(output_shape);
     auto workspace = allocate_gpu(workspace_shape);
 
@@ -101,9 +101,9 @@ shape miopen_quant_convolution::compile(context& ctx,
     miopenConvAlgoPerf_t perf;
     auto status = miopenFindConvolutionForwardAlgorithm(ctx.get_stream().get_miopen(),
                                                         x_desc.get(),
-                                                        arg_vec4_x.implicit(),
+                                                        x.implicit(),
                                                         w_desc.get(),
-                                                        arg_vec4_w.implicit(),
+                                                        w.implicit(),
                                                         cd.get(),
                                                         y_desc.get(),
                                                         y.implicit(),
@@ -114,11 +114,35 @@ shape miopen_quant_convolution::compile(context& ctx,
                                                         workspace_size,
                                                         false);
     if(status != miopenStatusSuccess)
-    {
-        MIGRAPHX_THROW("QUANT_CONVOLUTION: find convolution failed");
-    }
-    handle = ctx.get_stream().get_miopen();
+        MIGRAPHX_THROW("MIOpen Quant Convolution: find convolution failed");
     algo = perf.fwd_algo;
+
+    size_t solution_count;
+
+    status = miopenConvolutionForwardGetSolutionCount(ctx.get_stream().get_miopen(),
+                                                      w_desc.get(),
+                                                      x_desc.get(),
+                                                      cd.get(),
+                                                      y_desc.get(),
+                                                      &solution_count);
+    if(status != miopenStatusSuccess)
+        MIGRAPHX_THROW("MIOpen Quant Convolution: get solution count failed");
+
+    std::vector<miopenConvSolution_t> solutions(solution_count);
+
+    status = miopenConvolutionForwardGetSolution(ctx.get_stream().get_miopen(),
+                                                 w_desc.get(),
+                                                 x_desc.get(),
+                                                 cd.get(),
+                                                 y_desc.get(),
+                                                 solution_count,
+                                                 &solution_count,
+                                                 solutions.data());
+    if(status != miopenStatusSuccess)
+        MIGRAPHX_THROW("MIOpen Quant Convolution: get solution failed");
+
+    solution_id = solutions.front().solution_id;
+
     return shape{shape::int8_type, {perf.memory}};
 }
 
@@ -126,13 +150,29 @@ void miopen_quant_convolution::finalize(context& ctx,
                                         const shape& output_shape,
                                         std::vector<shape> inputs)
 {
-    if(handle == ctx.get_stream().get_miopen())
-        return;
+    if(cd == nullptr)
+        cd = make_conv(op);
+    if(solution_id == 0)
+    {
         // Check that workspace hasn't changed
         auto size = inputs.at(2).bytes();
-    auto ws   = compile(ctx, output_shape, std::move(inputs));
+        auto ws   = find(ctx, output_shape, inputs);
         if(ws.bytes() > size)
-        MIGRAPHX_THROW("Workspace has changed during finalization.");
+            MIGRAPHX_THROW("MIOpen Quant Convolution: workspace has changed during finalization.");
+    }
+
+    auto x_desc = make_tensor(inputs[0], int8_x4_format);
+    auto w_desc = make_tensor(inputs[1], int8_x4_format);
+    auto y_desc = make_tensor(output_shape);
+
+    auto status = miopenConvolutionForwardCompileSolution(ctx.get_stream().get_miopen(),
+                                                          w_desc.get(),
+                                                          x_desc.get(),
+                                                          cd.get(),
+                                                          y_desc.get(),
+                                                          solution_id);
+    if(status != miopenStatusSuccess)
+        MIGRAPHX_THROW("MIOpen Quant Convolution: compile solution failed");
 }
 
 shape miopen_quant_convolution::pack_int8_shape(const shape& s) const

src/targets/gpu/target.cpp

@@ -53,10 +53,10 @@
 #include <migraphx/gpu/compile_ops.hpp>
 #include <migraphx/gpu/concat_gpu_opt.hpp>
 #include <migraphx/gpu/context.hpp>
+#include <migraphx/gpu/fuse_mlir.hpp>
 #include <migraphx/gpu/fuse_ops.hpp>
 #include <migraphx/gpu/prefuse_ops.hpp>
 #include <migraphx/gpu/lowering.hpp>
-#include <migraphx/gpu/mlir_conv.hpp>
 #include <migraphx/gpu/pack_int8_args.hpp>
 #include <migraphx/gpu/schedule_model.hpp>
 #include <migraphx/gpu/sync_device.hpp>
@@ -128,7 +128,8 @@ std::vector<pass> target::get_passes(migraphx::context& gctx, const compile_opti
         dead_code_elimination{},
         enable_pass(not enabled(MIGRAPHX_DISABLE_POINTWISE_FUSION{}), fuse_pointwise{}),
         dead_code_elimination{},
-        mlir_conv{&ctx},
+        fuse_mlir{&ctx},
+        dead_code_elimination{},
         lowering{&ctx, options.offload_copy},
         eliminate_contiguous{"gpu::contiguous"},
         dead_code_elimination{},

test/eliminate_contiguous_test.cpp

@@ -205,4 +205,24 @@ TEST_CASE(contiguous_pointwise)
         mm->begin(), mm->end(), [](auto&& ins) { return ins.name() == "contiguous"; }));
 }
 
+TEST_CASE(slice_contiguous)
+{
+    migraphx::module m;
+
+    migraphx::shape s{migraphx::shape::float_type, {4, 2}};
+    auto x  = m.add_parameter("x", s);
+    auto t  = m.add_instruction(migraphx::make_op("transpose", {{"permutation", {1, 0}}}), x);
+    auto c  = m.add_instruction(migraphx::make_op("contiguous"), t);
+    auto s1 = m.add_instruction(
+        migraphx::make_op("slice", {{"axes", {0}}, {"starts", {0}}, {"ends", {1}}}), c);
+    auto s2 = m.add_instruction(
+        migraphx::make_op("slice", {{"axes", {0}}, {"starts", {1}}, {"ends", {2}}}), c);
+    auto c1 = m.add_instruction(migraphx::make_op("contiguous"), s1);
+    auto c2 = m.add_instruction(migraphx::make_op("contiguous"), s2);
+    m.add_instruction(pass_standard_op{}, c1, c2);
+    run_pass(m);
+    EXPECT(std::count_if(
+               m.begin(), m.end(), [](auto&& ins) { return ins.name() == "contiguous"; }) == 1);
+}
+
 int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/gpu/mlir.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 <migraphx/gpu/mlir.hpp>
+#include <migraphx/gpu/target.hpp>
+#include <migraphx/gpu/context.hpp>
+#include <migraphx/gpu/write_literals.hpp>
+#include <migraphx/ref/target.hpp>
+#include <migraphx/module.hpp>
+#include <migraphx/program.hpp>
+#include <migraphx/make_op.hpp>
+#include <migraphx/ranges.hpp>
+#include <migraphx/stringutils.hpp>
+#include <migraphx/generate.hpp>
+#include <migraphx/verify_args.hpp>
+#include <migraphx/instruction.hpp>
+#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"; }
+    std::vector<migraphx::pass> get_passes(migraphx::context& gctx,
+                                           const migraphx::compile_options&) const
+    {
+        auto& ctx = migraphx::any_cast<migraphx::gpu::context>(gctx);
+        return {migraphx::gpu::write_literals{&ctx}};
+    }
+};
+
+std::string encode(const std::string& s)
+{
+    std::stringstream ss;
+    bool prespace = false;
+    for(auto c : s)
+    {
+        if(std::isspace(c) != 0)
+        {
+            if(not prespace)
+                ss << "  ";
+            prespace = true;
+        }
+        else if(std::isprint(c) != 0)
+        {
+            ss << c;
+            prespace = false;
+        }
+    }
+    return migraphx::trim(ss.str());
+}
+
+migraphx::program create_program_from_mlir(const migraphx::module& mmlir)
+{
+    migraphx::program p;
+    auto* mm   = p.get_main_module();
+    auto names = mmlir.get_parameter_names();
+    std::vector<migraphx::instruction_ref> inputs;
+    std::transform(names.begin(), names.end(), std::back_inserter(inputs), [&](const auto& name) {
+        return mm->add_parameter(name, mmlir.get_parameter_shape(name));
+    });
+    std::sort(inputs.begin(), inputs.end(), migraphx::by(std::less<>{}, [](auto ins) {
+                  return to_string(ins->get_operator());
+              }));
+    inputs.push_back(mm->add_parameter("output", mmlir.get_output_shapes().front()));
+
+    migraphx::gpu::context ctx;
+    migraphx::gpu::insert_mlir(*mm, mm->end(), compile_mlir(ctx, mmlir), inputs);
+    return p;
+}
+
+migraphx::parameter_map generate_params(const migraphx::program& p)
+{
+    migraphx::parameter_map m;
+    std::size_t i = 0;
+    for(auto&& x : p.get_parameter_shapes())
+    {
+        // m[x.first] = migraphx::fill_argument(x.second, 1);
+        m[x.first] = migraphx::generate_argument(x.second, i++);
+    }
+    return m;
+}
+
+migraphx::argument run_gpu(migraphx::program p, const migraphx::parameter_map& inputs)
+{
+    mlir_gpu_target t;
+    p.compile(t);
+    migraphx::parameter_map m;
+    for(auto&& input : inputs)
+    {
+        m[input.first] = t.copy_to(input.second);
+    }
+    for(auto&& x : p.get_parameter_shapes())
+    {
+        if(m.count(x.first) == 0)
+        {
+            m[x.first] = t.allocate(x.second);
+        }
+    }
+    return t.copy_from(p.eval(m).front());
+}
+
+migraphx::argument run_ref(migraphx::program p, const migraphx::parameter_map& inputs)
+{
+    p.compile(migraphx::ref::target{});
+    return p.eval(inputs).front();
+}
+
+bool verify_mlir(const migraphx::module& mmlir)
+{
+    migraphx::program ref;
+    ref.get_main_module()->insert_instructions(ref.get_main_module()->end(), &mmlir);
+
+    auto inputs = generate_params(ref);
+
+    auto mlir = create_program_from_mlir(mmlir);
+    return migraphx::verify_args("mlir", run_ref(ref, inputs), run_gpu(mlir, inputs));
+}
+
+TEST_CASE(conv)
+{
+    const std::string mlir_output = R"__migraphx__(
+module {
+  func @main(%arg0: tensor<2x8x3x3xf32>, %arg1: tensor<1x8x4x4xf32>) -> tensor<1x2x2x2xf32> attributes {kernel = "mixr"} {
+    %0 = migraphx.convolution(%arg1, %arg0) {dilation = [1, 1], group = 1 : i64, padding = [0, 0, 0, 0], padding_mode = 0 : i64, stride = [1, 1]} : (tensor<1x8x4x4xf32>, tensor<2x8x3x3xf32>) -> tensor<1x2x2x2xf32>
+    return %0 : tensor<1x2x2x2xf32>
+  }
+}
+)__migraphx__";
+    migraphx::module m;
+    auto x    = m.add_parameter("x", {migraphx::shape::float_type, {1, 8, 4, 4}});
+    auto w    = m.add_parameter("w", {migraphx::shape::float_type, {2, 8, 3, 3}});
+    auto conv = m.add_instruction(migraphx::make_op("convolution"), x, w);
+    m.add_return({conv});
+    auto s = migraphx::gpu::dump_mlir(m);
+    // Skip test if MLIR is not enabled
+    if(s.empty())
+        return;
+    CHECK(encode(s) == encode(mlir_output));
+    EXPECT(verify_mlir(m));
+}
+
+TEST_CASE(conv_add_relu)
+{
+    const std::string mlir_output = R"__migraphx__(
+module {
+  func @main(%arg0: tensor<1x2x2x2xf32>, %arg1: tensor<2x8x3x3xf32>, %arg2: tensor<1x8x4x4xf32>) -> tensor<1x2x2x2xf32> attributes {kernel = "mixr"} {
+    %0 = migraphx.convolution(%arg2, %arg1) {dilation = [1, 1], group = 1 : i64, padding = [0, 0, 0, 0], padding_mode = 0 : i64, stride = [1, 1]} : (tensor<1x8x4x4xf32>, tensor<2x8x3x3xf32>) -> tensor<1x2x2x2xf32>
+    %1 = migraphx.add(%0, %arg0) : (tensor<1x2x2x2xf32>, tensor<1x2x2x2xf32>) -> tensor<1x2x2x2xf32>
+    %2 = migraphx.relu(%1) : (tensor<1x2x2x2xf32>) -> tensor<1x2x2x2xf32>
+    return %2 : tensor<1x2x2x2xf32>
+  }
+}
+)__migraphx__";
+    migraphx::module m;
+    auto x    = m.add_parameter("x", {migraphx::shape::float_type, {1, 8, 4, 4}});
+    auto w    = m.add_parameter("w", {migraphx::shape::float_type, {2, 8, 3, 3}});
+    auto b    = m.add_parameter("b", {migraphx::shape::float_type, {1, 2, 2, 2}});
+    auto conv = m.add_instruction(migraphx::make_op("convolution"), x, w);
+    auto add  = m.add_instruction(migraphx::make_op("add"), conv, b);
+    auto relu = m.add_instruction(migraphx::make_op("relu"), add);
+    m.add_return({relu});
+    auto s = migraphx::gpu::dump_mlir(m);
+    // Skip test if MLIR is not enabled
+    if(s.empty())
+        return;
+    CHECK(encode(s) == encode(mlir_output));
+    EXPECT(verify_mlir(m));
+}
+
+int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/simplify_reshapes_test.cpp

@@ -1141,4 +1141,106 @@ TEST_CASE(transpose_contiguous_reshape_binary_broadcast)
     EXPECT(m1 == m2);
 }
 
+TEST_CASE(transpose_slice)
+{
+    migraphx::module m1;
+    {
+        auto x      = m1.add_parameter("x", {migraphx::shape::float_type, {1, 384, 36, 64}});
+        auto slice1 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {0}}, {"ends", {12}}}), x);
+        auto transpose1 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice1);
+        auto slice2 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {12}}, {"ends", {24}}}), x);
+        auto transpose2 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice2);
+        auto slice3 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {24}}, {"ends", {36}}}), x);
+        auto transpose3 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice3);
+        m1.add_return({transpose1, transpose2, transpose3});
+    }
+    run_pass(m1);
+    migraphx::module m2;
+    {
+        auto x = m2.add_parameter("x", {migraphx::shape::float_type, {1, 384, 36, 64}});
+        auto transpose =
+            m2.add_instruction(migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), x);
+        auto slice1 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {0}}, {"ends", {12}}}),
+            transpose);
+        auto slice2 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {12}}, {"ends", {24}}}),
+            transpose);
+        auto slice3 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {24}}, {"ends", {36}}}),
+            transpose);
+        m2.add_return({slice1, slice2, slice3});
+    }
+    EXPECT(m1 == m2);
+}
+
+TEST_CASE(transpose_slice_diff_perm)
+{
+    migraphx::module m1;
+    {
+        auto x      = m1.add_parameter("x", {migraphx::shape::float_type, {1, 384, 36, 64}});
+        auto slice1 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {0}}, {"ends", {12}}}), x);
+        auto transpose1 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice1);
+        auto slice2 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {12}}, {"ends", {24}}}), x);
+        auto transpose2 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 3, 1}}}), slice2);
+        auto slice3 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {24}}, {"ends", {36}}}), x);
+        auto transpose3 = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice3);
+        m1.add_return({transpose1, transpose2, transpose3});
+    }
+    run_pass(m1);
+    migraphx::module m2;
+    {
+        auto x = m2.add_parameter("x", {migraphx::shape::float_type, {1, 384, 36, 64}});
+        auto transpose =
+            m2.add_instruction(migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), x);
+        auto slice1 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {0}}, {"ends", {12}}}),
+            transpose);
+        auto slice2 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {12}}, {"ends", {24}}}),
+            transpose);
+        auto transpose2 = m2.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 1, 3, 2}}}), slice2);
+        auto slice3 = m2.add_instruction(
+            migraphx::make_op("slice", {{"axes", {1}}, {"starts", {24}}, {"ends", {36}}}),
+            transpose);
+        m2.add_return({slice1, transpose2, slice3});
+    }
+    EXPECT(m1 == m2);
+}
+
+TEST_CASE(transpose_slice_single_transpose)
+{
+    migraphx::module m1;
+    {
+        auto x      = m1.add_parameter("x", {migraphx::shape::float_type, {1, 384, 36, 64}});
+        auto slice1 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {0}}, {"ends", {12}}}), x);
+        auto sqrt1  = m1.add_instruction(migraphx::make_op("sqrt"), slice1);
+        auto slice2 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {12}}, {"ends", {24}}}), x);
+        auto transpose = m1.add_instruction(
+            migraphx::make_op("transpose", {{"permutation", {0, 2, 1, 3}}}), slice2);
+        auto slice3 = m1.add_instruction(
+            migraphx::make_op("slice", {{"axes", {2}}, {"starts", {24}}, {"ends", {36}}}), x);
+        auto sqrt3 = m1.add_instruction(migraphx::make_op("sqrt"), slice3);
+        m1.add_return({sqrt1, transpose, sqrt3});
+    }
+    migraphx::module m2 = m1;
+    run_pass(m1);
+    EXPECT(m1 == m2);
+}
+
 int main(int argc, const char* argv[]) { test::run(argc, argv); }

test/verify/run_verify.cpp

@@ -30,6 +30,7 @@
 #include <migraphx/ranges.hpp>
 #include <migraphx/generate.hpp>
 #include <migraphx/load_save.hpp>
+#include <migraphx/tmp_dir.hpp>
 #include <migraphx/verify_args.hpp>
 #include <set>
 
@@ -57,6 +58,15 @@ std::future<typename std::result_of<Function()>::type> detach_async(Function&& f
     return std::async(std::launch::deferred, std::forward<Function>(f));
 }
 
+inline void verify_load_save(const migraphx::program& p)
+{
+    migraphx::tmp_dir td{"migraphx_test"};
+    auto path = td.path / "test.mxr";
+    migraphx::save(p, path.string());
+    auto loaded = migraphx::load(path.string());
+    EXPECT(p == loaded);
+}
+
 inline void compile_check(migraphx::program& p, const migraphx::target& t, bool show_trace = false)
 {
     auto name   = t.name();
@@ -82,6 +92,8 @@ inline void compile_check(migraphx::program& p, const migraphx::target& t, bool
             throw std::runtime_error("Compiling program with " + name + " alters its shape");
         }
     }
+    if(t.name() != "ref")
+        verify_load_save(p);
 }
 
 target_info run_verify::get_target_info(const std::string& name) const
@@ -152,6 +164,7 @@ void run_verify::verify(const std::string& name, const migraphx::program& p) con
     auto_print::set_terminate_handler(name);
     if(migraphx::enabled(MIGRAPHX_DUMP_TEST{}))
         migraphx::save(p, name + ".mxr");
+    verify_load_save(p);
     std::vector<std::string> target_names;
     for(const auto& tname : migraphx::get_targets())
     {