Merge branch 'master' of github.com:bkaradzic/bx

This commit is contained in:
Branimir Karadžić
2017-11-15 16:52:27 -08:00
9 changed files with 84 additions and 154 deletions

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@@ -10,7 +10,8 @@
namespace bx
{
template <typename Ty>
inline MpScUnboundedQueueT<Ty>::MpScUnboundedQueueT()
inline MpScUnboundedQueueT<Ty>::MpScUnboundedQueueT(AllocatorI* _allocator)
: m_queue(_allocator)
{
}
@@ -39,7 +40,8 @@ namespace bx
}
template <typename Ty>
inline MpScUnboundedBlockingQueue<Ty>::MpScUnboundedBlockingQueue()
inline MpScUnboundedBlockingQueue<Ty>::MpScUnboundedBlockingQueue(AllocatorI* _allocator)
: m_queue(_allocator)
{
}

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@@ -10,8 +10,9 @@
namespace bx
{
// http://drdobbs.com/article/print?articleId=210604448&siteSectionName=
inline SpScUnboundedQueue::SpScUnboundedQueue()
: m_first(new Node(NULL) )
inline SpScUnboundedQueue::SpScUnboundedQueue(AllocatorI* _allocator)
: m_allocator(_allocator)
, m_first(BX_NEW(m_allocator, Node)(NULL) )
, m_divider(m_first)
, m_last(m_first)
{
@@ -23,19 +24,19 @@ namespace bx
{
Node* node = m_first;
m_first = node->m_next;
delete node;
BX_DELETE(m_allocator, node);
}
}
inline void SpScUnboundedQueue::push(void* _ptr)
{
m_last->m_next = new Node(_ptr);
m_last->m_next = BX_NEW(m_allocator, Node)(_ptr);
atomicExchangePtr( (void**)&m_last, m_last->m_next);
while (m_first != m_divider)
{
Node* node = m_first;
m_first = m_first->m_next;
delete node;
BX_DELETE(m_allocator, node);
}
}
@@ -68,7 +69,8 @@ namespace bx
}
template<typename Ty>
inline SpScUnboundedQueueT<Ty>::SpScUnboundedQueueT()
inline SpScUnboundedQueueT<Ty>::SpScUnboundedQueueT(AllocatorI* _allocator)
: m_queue(_allocator)
{
}
@@ -96,7 +98,8 @@ namespace bx
}
#if BX_CONFIG_SUPPORTS_THREADING
inline SpScBlockingUnboundedQueue::SpScBlockingUnboundedQueue()
inline SpScBlockingUnboundedQueue::SpScBlockingUnboundedQueue(AllocatorI* _allocator)
: m_queue(_allocator)
{
}
@@ -126,7 +129,8 @@ namespace bx
}
template<typename Ty>
inline SpScBlockingUnboundedQueueT<Ty>::SpScBlockingUnboundedQueueT()
inline SpScBlockingUnboundedQueueT<Ty>::SpScBlockingUnboundedQueueT(AllocatorI* _allocator)
: m_queue(_allocator)
{
}

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@@ -6,6 +6,7 @@
#ifndef BX_MPSCQUEUE_H_HEADER_GUARD
#define BX_MPSCQUEUE_H_HEADER_GUARD
#include "allocator.h"
#include "mutex.h"
#include "spscqueue.h"
@@ -22,7 +23,7 @@ namespace bx
public:
///
MpScUnboundedQueueT();
MpScUnboundedQueueT(AllocatorI* _allocator);
///
~MpScUnboundedQueueT();
@@ -52,7 +53,7 @@ namespace bx
public:
///
MpScUnboundedBlockingQueue();
MpScUnboundedBlockingQueue(AllocatorI* _allocator);
///
~MpScUnboundedBlockingQueue();

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@@ -6,7 +6,7 @@
#ifndef BX_SPSCQUEUE_H_HEADER_GUARD
#define BX_SPSCQUEUE_H_HEADER_GUARD
#include "bx.h"
#include "allocator.h"
#include "cpu.h"
#include "semaphore.h"
@@ -22,7 +22,7 @@ namespace bx
public:
///
SpScUnboundedQueue();
SpScUnboundedQueue(AllocatorI* _allocator);
///
~SpScUnboundedQueue();
@@ -46,6 +46,7 @@ namespace bx
Node* m_next;
};
AllocatorI* m_allocator;
Node* m_first;
Node* m_divider;
Node* m_last;
@@ -62,7 +63,7 @@ namespace bx
public:
///
SpScUnboundedQueueT();
SpScUnboundedQueueT(AllocatorI* _allocator);
///
~SpScUnboundedQueueT();
@@ -80,7 +81,6 @@ namespace bx
SpScUnboundedQueue m_queue;
};
#if BX_CONFIG_SUPPORTS_THREADING
///
class SpScBlockingUnboundedQueue
@@ -92,7 +92,7 @@ namespace bx
public:
///
SpScBlockingUnboundedQueue();
SpScBlockingUnboundedQueue(AllocatorI* _allocator);
///
~SpScBlockingUnboundedQueue();
@@ -122,7 +122,7 @@ namespace bx
public:
///
SpScBlockingUnboundedQueueT();
SpScBlockingUnboundedQueueT(AllocatorI* _allocator);
///
~SpScBlockingUnboundedQueueT();

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@@ -6,7 +6,7 @@
#ifndef BX_THREAD_H_HEADER_GUARD
#define BX_THREAD_H_HEADER_GUARD
#include "bx.h"
#include "allocator.h"
#include "mpscqueue.h"
namespace bx

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@@ -26,12 +26,6 @@
# endif // BX_PLATFORM_XBOXONE
#endif // BX_PLATFORM_
#ifndef BX_CONFIG_SEMAPHORE_PTHREAD
# define BX_CONFIG_SEMAPHORE_PTHREAD (0 \
|| BX_PLATFORM_LINUX \
)
#endif // BX_CONFIG_SEMAPHORE_PTHREAD
namespace bx
{
struct SemaphoreInternal
@@ -40,13 +34,9 @@ namespace bx
|| BX_PLATFORM_IOS
dispatch_semaphore_t m_handle;
#elif BX_PLATFORM_POSIX
# if BX_CONFIG_SEMAPHORE_PTHREAD
pthread_mutex_t m_mutex;
pthread_cond_t m_cond;
int32_t m_count;
# else
sem_t m_handle;
# endif // BX_CONFIG_SEMAPHORE_PTHREAD
#elif BX_PLATFORM_WINDOWS \
|| BX_PLATFORM_WINRT \
|| BX_PLATFORM_XBOXONE
@@ -54,7 +44,46 @@ namespace bx
#endif // BX_PLATFORM_
};
#if BX_PLATFORM_POSIX
#if BX_PLATFORM_OSX \
|| BX_PLATFORM_IOS
Semaphore::Semaphore()
{
BX_STATIC_ASSERT(sizeof(SemaphoreInternal) <= sizeof(m_internal) );
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
si->m_handle = dispatch_semaphore_create(0);
BX_CHECK(NULL != si->m_handle, "dispatch_semaphore_create failed.");
}
Semaphore::~Semaphore()
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
dispatch_release(si->m_handle);
}
void Semaphore::post(uint32_t _count)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
for (uint32_t ii = 0; ii < _count; ++ii)
{
dispatch_semaphore_signal(si->m_handle);
}
}
bool Semaphore::wait(int32_t _msecs)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
dispatch_time_t dt = 0 > _msecs
? DISPATCH_TIME_FOREVER
: dispatch_time(DISPATCH_TIME_NOW, _msecs*1000000)
;
return !dispatch_semaphore_wait(si->m_handle, dt);
}
#elif BX_PLATFORM_POSIX
uint64_t toNs(const timespec& _ts)
{
@@ -78,7 +107,6 @@ namespace bx
toTimespecNs(_ts, ns + _msecs*1000000);
}
# if BX_CONFIG_SEMAPHORE_PTHREAD
Semaphore::Semaphore()
{
BX_STATIC_ASSERT(sizeof(SemaphoreInternal) <= sizeof(m_internal) );
@@ -139,15 +167,6 @@ namespace bx
int result = pthread_mutex_lock(&si->m_mutex);
BX_CHECK(0 == result, "pthread_mutex_lock %d", result);
# if BX_PLATFORM_OSX
BX_UNUSED(_msecs);
// BX_CHECK(-1 == _msecs, "OSX doesn't support pthread_cond_timedwait at this moment.");
while (0 == result
&& 0 >= si->m_count)
{
result = pthread_cond_wait(&si->m_cond, &si->m_mutex);
}
# else
if (-1 == _msecs)
{
while (0 == result
@@ -159,15 +178,6 @@ namespace bx
else
{
timespec ts;
# if BX_PLATFORM_IOS
toTimespecMs(ts, _msecs);
while (0 == result
&& 0 >= si->m_count)
{
result = pthread_cond_timedwait_relative_np(&si->m_cond, &si->m_mutex, &ts);
}
# else
clock_gettime(CLOCK_REALTIME, &ts);
add(ts, _msecs);
@@ -176,9 +186,8 @@ namespace bx
{
result = pthread_cond_timedwait(&si->m_cond, &si->m_mutex, &ts);
}
# endif // BX_PLATFORM_IOS
}
# endif // BX_PLATFORM_
bool ok = 0 == result;
if (ok)
@@ -194,104 +203,6 @@ namespace bx
return ok;
}
# elif BX_PLATFORM_OSX \
|| BX_PLATFORM_IOS
Semaphore::Semaphore()
{
BX_STATIC_ASSERT(sizeof(SemaphoreInternal) <= sizeof(m_internal) );
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
si->m_handle = dispatch_semaphore_create(0);
BX_CHECK(NULL != si->m_handle, "dispatch_semaphore_create failed.");
}
Semaphore::~Semaphore()
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
dispatch_release(si->m_handle);
}
void Semaphore::post(uint32_t _count)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
for (uint32_t ii = 0; ii < _count; ++ii)
{
dispatch_semaphore_signal(si->m_handle);
}
}
bool Semaphore::wait(int32_t _msecs)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
dispatch_time_t dt = 0 > _msecs
? DISPATCH_TIME_FOREVER
: dispatch_time(DISPATCH_TIME_NOW, _msecs*1000000)
;
return !dispatch_semaphore_wait(si->m_handle, dt);
}
# else
Semaphore::Semaphore()
{
BX_STATIC_ASSERT(sizeof(SemaphoreInternal) <= sizeof(m_internal) );
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
int32_t result = sem_init(&si->m_handle, 0, 0);
BX_CHECK(0 == result, "sem_init failed. errno %d", errno);
BX_UNUSED(result);
}
Semaphore::~Semaphore()
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
int32_t result = sem_destroy(&si->m_handle);
BX_CHECK(0 == result, "sem_destroy failed. errno %d", errno);
BX_UNUSED(result);
}
void Semaphore::post(uint32_t _count)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
int32_t result;
for (uint32_t ii = 0; ii < _count; ++ii)
{
result = sem_post(&si->m_handle);
BX_CHECK(0 == result, "sem_post failed. errno %d", errno);
}
BX_UNUSED(result);
}
bool Semaphore::wait(int32_t _msecs)
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
if (0 > _msecs)
{
int32_t result;
do
{
result = sem_wait(&si->m_handle);
} // keep waiting when interrupted by a signal handler...
while (-1 == result && EINTR == errno);
BX_CHECK(0 == result, "sem_wait failed. errno %d", errno);
return 0 == result;
}
timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);
add(ts, _msecs);
return 0 == sem_timedwait(&si->m_handle, &ts);
}
# endif // BX_CONFIG_SEMAPHORE_PTHREAD
#elif BX_PLATFORM_WINDOWS \
|| BX_PLATFORM_WINRT \
|| BX_PLATFORM_XBOXONE
@@ -300,7 +211,8 @@ namespace bx
{
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
#if BX_PLATFORM_XBOXONE || BX_PLATFORM_WINRT
#if BX_PLATFORM_WINRT \
|| BX_PLATFORM_XBOXONE
si->m_handle = CreateSemaphoreExW(NULL, 0, LONG_MAX, NULL, 0, SEMAPHORE_ALL_ACCESS);
#else
si->m_handle = CreateSemaphoreA(NULL, 0, LONG_MAX, NULL);
@@ -327,7 +239,8 @@ namespace bx
SemaphoreInternal* si = (SemaphoreInternal*)m_internal;
DWORD milliseconds = (0 > _msecs) ? INFINITE : _msecs;
#if BX_PLATFORM_XBOXONE || BX_PLATFORM_WINRT
#if BX_PLATFORM_WINRT \
|| BX_PLATFORM_XBOXONE
return WAIT_OBJECT_0 == WaitForSingleObjectEx(si->m_handle, milliseconds, FALSE);
#else
return WAIT_OBJECT_0 == WaitForSingleObject(si->m_handle, milliseconds);

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@@ -36,6 +36,12 @@ using namespace Windows::System::Threading;
namespace bx
{
static AllocatorI* getAllocator()
{
static DefaultAllocator s_allocator;
return &s_allocator;
}
struct ThreadInternal
{
#if BX_PLATFORM_WINDOWS \
@@ -76,6 +82,7 @@ namespace bx
Thread::Thread()
: m_fn(NULL)
, m_userData(NULL)
, m_queue(getAllocator() )
, m_stackSize(0)
, m_exitCode(kExitSuccess)
, m_running(false)

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@@ -21,14 +21,16 @@ uintptr_t ptrToBits(void* _ptr)
TEST_CASE("SpSc", "")
{
bx::SpScUnboundedQueue queue;
bx::DefaultAllocator allocator;
bx::SpScUnboundedQueue queue(&allocator);
queue.push(bitsToPtr(0xdeadbeef) );
REQUIRE(0xdeadbeef == ptrToBits(queue.pop() ) );
}
TEST_CASE("MpSc", "")
{
bx::MpScUnboundedQueueT<void> queue;
bx::DefaultAllocator allocator;
bx::MpScUnboundedQueueT<void> queue(&allocator);
queue.push(bitsToPtr(0xdeadbeef) );
REQUIRE(0xdeadbeef == ptrToBits(queue.pop() ) );
}

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@@ -6,7 +6,8 @@
#include "test.h"
#include <bx/thread.h>
bx::MpScUnboundedBlockingQueue<void> s_mpsc;
bx::DefaultAllocator s_allocator;
bx::MpScUnboundedBlockingQueue<void> s_mpsc(&s_allocator);
int32_t threadExit0(bx::Thread* _thread, void*)
{