foreman
90c15d9f06
ECR #304775 - Replace amd::Atomic with std::atomic Pre-checkin: http://ocltc.amd.com:8111/viewModification.html?modId=40639&personal=true&buildTypeId=&tab=vcsModificationBuilds&show_all_builds=true Affected files ... ... //depot/stg/opencl/drivers/opencl/runtime/os/os_posix.cpp#38 edit ... //depot/stg/opencl/drivers/opencl/runtime/os/os_win32.cpp#40 edit ... //depot/stg/opencl/drivers/opencl/runtime/platform/command.cpp#64 edit ... //depot/stg/opencl/drivers/opencl/runtime/platform/command.hpp#73 edit ... //depot/stg/opencl/drivers/opencl/runtime/platform/memory.cpp#108 edit ... //depot/stg/opencl/drivers/opencl/runtime/platform/memory.hpp#86 edit ... //depot/stg/opencl/drivers/opencl/runtime/platform/runtime.cpp#33 edit ... //depot/stg/opencl/drivers/opencl/runtime/thread/monitor.hpp#6 edit ... //depot/stg/opencl/drivers/opencl/runtime/thread/semaphore.cpp#6 edit ... //depot/stg/opencl/drivers/opencl/runtime/thread/semaphore.hpp#6 edit ... //depot/stg/opencl/drivers/opencl/runtime/utils/util.hpp#10 edit
162 rindas
3.1 KiB
C++
162 rindas
3.1 KiB
C++
//
|
|
// Copyright (c) 2008 Advanced Micro Devices, Inc. All rights reserved.
|
|
//
|
|
|
|
#include "platform/runtime.hpp"
|
|
#include "os/os.hpp"
|
|
#include "thread/thread.hpp"
|
|
#include "device/device.hpp"
|
|
#include "utils/flags.hpp"
|
|
#include "utils/options.hpp"
|
|
#include "platform/context.hpp"
|
|
#include "platform/agent.hpp"
|
|
|
|
#include "amdocl/cl_gl_amd.hpp"
|
|
|
|
#ifdef _WIN32
|
|
#include <d3d10_1.h>
|
|
#include <dxgi.h>
|
|
#include "CL/cl_d3d10.h"
|
|
#endif //_WIN32
|
|
|
|
#if defined(_MSC_VER) //both Win32 and Win64
|
|
#include <intrin.h>
|
|
#endif
|
|
|
|
#include <atomic>
|
|
#include <cstdlib>
|
|
#include <iostream>
|
|
|
|
namespace amd {
|
|
|
|
#ifdef __linux__
|
|
|
|
static void __runtime_exit() __attribute__((destructor(102)));
|
|
static void __runtime_exit()
|
|
{
|
|
if (ENABLE_CAL_SHUTDOWN) {
|
|
Runtime::tearDown();
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
volatile bool
|
|
Runtime::initialized_ = false;
|
|
|
|
bool
|
|
Runtime::init()
|
|
{
|
|
if (initialized_) {
|
|
return true;
|
|
}
|
|
|
|
// Enter a very basic critical region. We want to prevent 2 threads
|
|
// from concurrently executing the init() routines. We can't use a
|
|
// Monitor since the system is not yet initialized.
|
|
|
|
static std::atomic_flag lock = ATOMIC_FLAG_INIT;
|
|
struct CriticalRegion
|
|
{
|
|
std::atomic_flag& lock_;
|
|
CriticalRegion(std::atomic_flag& lock) : lock_(lock)
|
|
{
|
|
while (lock.test_and_set(std::memory_order_acquire)) {
|
|
Os::yield();
|
|
}
|
|
}
|
|
~CriticalRegion()
|
|
{
|
|
lock_.clear(std::memory_order_release);
|
|
}
|
|
} region(lock);
|
|
|
|
if (initialized_) {
|
|
return true;
|
|
}
|
|
|
|
if ( !Flag::init()
|
|
|| !option::init()
|
|
|| !Device::init()
|
|
// Agent initializes last
|
|
|| !Agent::init()) {
|
|
return false;
|
|
}
|
|
|
|
initialized_ = true;
|
|
return true;
|
|
}
|
|
|
|
void
|
|
Runtime::tearDown()
|
|
{
|
|
if (!initialized_) {
|
|
return;
|
|
}
|
|
|
|
Agent::tearDown();
|
|
Device::tearDown();
|
|
option::teardown();
|
|
Flag::tearDown();
|
|
}
|
|
|
|
uint
|
|
ReferenceCountedObject::retain()
|
|
{
|
|
return ++make_atomic(referenceCount_);
|
|
}
|
|
|
|
uint
|
|
ReferenceCountedObject::release()
|
|
{
|
|
uint newCount = --make_atomic(referenceCount_);
|
|
if (newCount == 0) {
|
|
if (terminate()) {
|
|
delete this;
|
|
}
|
|
}
|
|
return newCount;
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
#ifdef DEBUG
|
|
static int
|
|
reportHook(int reportType, char *message, int *returnValue)
|
|
{
|
|
std::cerr << message;
|
|
::exit(3);
|
|
return TRUE;
|
|
}
|
|
#endif // DEBUG
|
|
|
|
extern "C" BOOL WINAPI
|
|
DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved)
|
|
{
|
|
switch (reason) {
|
|
case DLL_PROCESS_ATTACH:
|
|
# ifdef DEBUG
|
|
if (AMD_OCL_SUPPRESS_MESSAGE_BOX) {
|
|
_CrtSetReportHook(reportHook);
|
|
_set_error_mode(_OUT_TO_STDERR);
|
|
}
|
|
# endif // DEBUG
|
|
break;
|
|
case DLL_PROCESS_DETACH:
|
|
if (!reserved || ENABLE_CAL_SHUTDOWN) {
|
|
Runtime::tearDown();
|
|
}
|
|
break;
|
|
case DLL_THREAD_DETACH: {
|
|
amd::Thread* thread = amd::Thread::current();
|
|
delete thread;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
} // namespace amd
|