merge changes from device refactor.

src/targets/gpu/include/migraphx/gpu/device/logsoftmax.hpp

@@ -10,7 +10,7 @@ inline namespace MIGRAPHX_INLINE_NS {
 namespace gpu {
 namespace device {
 
-void logsoftmax(hipStream_t stream, const argument& result, const argument& arg, int axis);
+void logsoftmax(hipStream_t stream, argument result, argument arg, int axis);
 
 } // namespace device
 } // namespace gpu

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

@@ -10,7 +10,7 @@ inline namespace MIGRAPHX_INLINE_NS {
 namespace gpu {
 namespace device {
 
-void softmax(hipStream_t stream, const argument& result, const argument& arg, int axis);
+void softmax(hipStream_t stream, argument result, argument arg, int axis);
 
 } // namespace device
 } // namespace gpu