remove eliminate workspace

src/targets/gpu/CMakeLists.txt

@@ -140,7 +140,6 @@ add_library(migraphx_gpu
     convolution.cpp
     deconvolution.cpp
     device_name.cpp
-    eliminate_workspace.cpp
     elu.cpp
     fuse_ops.cpp
     gather.cpp

src/targets/gpu/eliminate_workspace.cpp

-#include <migraphx/gpu/eliminate_workspace.hpp>
-#include <migraphx/gpu/hip.hpp>
-#include <migraphx/program.hpp>
-#include <migraphx/instruction.hpp>
-#include <migraphx/iterator_for.hpp>
-#include <migraphx/ranges.hpp>
-#include <migraphx/stringutils.hpp>
-#include <migraphx/pass_config.hpp>
-
-namespace migraphx {
-inline namespace MIGRAPHX_INLINE_NS {
-namespace gpu {
-
-void eliminate_workspace::apply(module& m) const
-{
-    std::size_t n = 0;
-    std::vector<instruction_ref> allocs;
-    for(auto ins : iterator_for(m))
-    {
-        if(ins->outputs().size() != 1)
-            continue;
-        if(ins->name() != "hip::allocate")
-            continue;
-        auto&& a = any_cast<hip_allocate>(ins->get_operator());
-        if(a.tag == "workspace")
-        {
-            n = std::max(n, ins->get_shape().bytes());
-            allocs.push_back(ins);
-        }
-    }
-    if(n > 0)
-    {
-        auto ws = m.add_parameter("workspace", shape{shape::int8_type, {n}});
-        for(auto&& a : allocs)
-        {
-            m.replace_instruction(a, ws);
-            m.remove_instruction(a);
-        }
-    }
-}
-
-} // namespace gpu
-} // namespace MIGRAPHX_INLINE_NS
-} // namespace migraphx

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

-#ifndef MIGRAPHX_GUARD_RTGLIB_ELIMINATE_WORKSPACE_HPP
-#define MIGRAPHX_GUARD_RTGLIB_ELIMINATE_WORKSPACE_HPP
-
-#include <string>
-#include <migraphx/instruction_ref.hpp>
-#include <migraphx/config.hpp>
-
-namespace migraphx {
-inline namespace MIGRAPHX_INLINE_NS {
-struct module;
-
-namespace gpu {
-
-struct eliminate_workspace
-{
-    std::string name() const { return "eliminate_workspace"; }
-    void apply(module& m) const;
-};
-} // namespace gpu
-} // namespace MIGRAPHX_INLINE_NS
-} // namespace migraphx
-
-#endif

src/targets/gpu/target.cpp

@@ -30,7 +30,6 @@
 #include <migraphx/gpu/compile_ops.hpp>
 #include <migraphx/gpu/concat_gpu_opt.hpp>
 #include <migraphx/gpu/context.hpp>
-#include <migraphx/gpu/eliminate_workspace.hpp>
 #include <migraphx/gpu/fuse_ops.hpp>
 #include <migraphx/gpu/prefuse_ops.hpp>
 #include <migraphx/gpu/lowering.hpp>
@@ -128,7 +127,6 @@ std::vector<pass> target::get_passes(migraphx::context& gctx, const compile_opti
         sync_device{},
         preallocate_param{"scratch", gpu_allocation_model{}},
         dead_code_elimination{},
-        eliminate_workspace{},
         eliminate_allocation{"hip::allocate"},
         check_context<context>{},
         normalize_ops{},