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P4 to Git Change 1082378 by lmoriche@lmoriche_opencl_dev on 2014/09/29 17:08:11

Browse Source 
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
This commit is contained in:
foreman
2014-09-29 17:38:55 -04:00
parent ad5a7696d1
commit 90c15d9f06
11 changed files with 78 additions and 158 deletions
Download Patch File Download Diff File Expand all files Collapse all files
rocclr/runtime/thread/semaphore.cpp
+4 -6
View File
@@ -3,7 +3,6 @@
//
#include "thread/semaphore.hpp"
#include "thread/atomic.hpp"
#include "thread/thread.hpp"
#if defined(_WIN32) || defined(__CYGWIN__)
@@ -16,8 +15,8 @@
namespace amd {
Semaphore::Semaphore()
: state_(0)
{
std::atomic_init(&state_, 0);
#ifdef _WIN32
handle_ = static_cast<void*>(CreateSemaphore(NULL, 0, LONG_MAX, NULL));
assert(handle_ != NULL && "CreateSemaphore failed");
@@ -48,14 +47,13 @@ Semaphore::post()
while (true) {
state = state_;
if (state > 0) {
// Do a load acquire.
MemoryOrder::fence();
if (state == state_) {
if (state == state_.load(std::memory_order_acquire)) {
return;
}
continue;
}
if (state_.compareAndSet(state, state+1)) {
if (state_.compare_exchange_weak(state, state+1,
std::memory_order_acq_rel, std::memory_order_acquire)) {
break;
}
}