Update develop (#5)

* refactor

host/online_compile/hip_utility/hipoc_program.cpp

@@ -0,0 +1,139 @@
+/*******************************************************************************
+ *
+ * MIT License
+ *
+ * Copyright (c) 2017 Advanced Micro Devices, Inc.
+ *
+ * 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 <hip_build_utils.hpp>
+#include <hipoc_program.hpp>
+#include <kernel.hpp>
+#include <stringutils.hpp>
+#include <target_properties.hpp>
+#include <env.hpp>
+#include <write_file.hpp>
+#include <boost/optional.hpp>
+#include <boost/filesystem/operations.hpp>
+
+#include <cstring>
+#include <mutex>
+#include <sstream>
+
+#include <unistd.h>
+
+namespace online_compile {
+
+static hipModulePtr CreateModule(const boost::filesystem::path& hsaco_file)
+{
+    hipModule_t raw_m;
+    MY_HIP_CHECK(hipModuleLoad(&raw_m, hsaco_file.string().c_str()));
+    hipModulePtr m{raw_m};
+    return m;
+}
+
+template <typename T> /// intended for std::string and std::vector<char>
+hipModulePtr CreateModuleInMem(const T& blob)
+{
+    hipModule_t raw_m;
+    MY_HIP_CHECK(hipModuleLoadData(&raw_m, reinterpret_cast<const void*>(blob.data())));
+    hipModulePtr m{raw_m};
+    return m;
+}
+
+HIPOCProgramImpl::HIPOCProgramImpl(const std::string& program_name,
+                                   const boost::filesystem::path& filespec)
+    : program(program_name), hsaco_file(filespec)
+{
+    this->module = CreateModule(hsaco_file);
+}
+
+HIPOCProgramImpl::HIPOCProgramImpl(const std::string& program_name,
+                                   std::string params,
+                                   const TargetProperties& target_)
+    : program(program_name), target(target_)
+{
+    BuildCodeObject(params);
+    if(!binary.empty())
+    {
+        module = CreateModuleInMem(this->binary);
+    }
+    else
+    {
+        module = CreateModule(this->hsaco_file);
+    }
+}
+
+void HIPOCProgramImpl::BuildCodeObjectInFile(std::string& params,
+                                             const std::string& src,
+                                             const std::string& filename)
+{
+
+    this->dir.emplace(filename);
+    hsaco_file = dir->path / (filename + ".o");
+
+    if(online_compile::EndsWith(filename, ".cpp"))
+    {
+        hsaco_file = HipBuild(dir, filename, src, params, target);
+    }
+    else
+        throw std::runtime_error("Only HIP kernel source of .cpp file is supported");
+
+    if(!boost::filesystem::exists(hsaco_file))
+        throw std::runtime_error("Cant find file: " + hsaco_file.string());
+}
+
+void HIPOCProgramImpl::BuildCodeObject(std::string params)
+{
+    std::string filename = program;
+
+    if(online_compile::EndsWith(filename, ".cpp"))
+    {
+        params += " -Wno-everything";
+    }
+
+    BuildCodeObjectInFile(params, GetKernelSrc(this->program), filename);
+}
+
+HIPOCProgram::HIPOCProgram() {}
+HIPOCProgram::HIPOCProgram(const std::string& program_name,
+                           std::string params,
+                           const TargetProperties& target)
+    : impl(std::make_shared<HIPOCProgramImpl>(program_name, params, target))
+{
+}
+
+HIPOCProgram::HIPOCProgram(const std::string& program_name, const boost::filesystem::path& hsaco)
+    : impl(std::make_shared<HIPOCProgramImpl>(program_name, hsaco))
+{
+}
+
+hipModule_t HIPOCProgram::GetModule() const { return impl->module.get(); }
+
+boost::filesystem::path HIPOCProgram::GetCodeObjectPathname() const { return impl->hsaco_file; }
+
+std::string HIPOCProgram::GetCodeObjectBlob() const
+{
+    return {impl->binary.data(), impl->binary.size()};
+}
+
+bool HIPOCProgram::IsCodeObjectInMemory() const { return !impl->binary.empty(); };
+
+} // namespace online_compile