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wutstdc++: Move gthread code to source files.

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This commit is contained in:
James Benton 2018-05-25 18:15:39 +01:00
parent 675549474a
commit 750a2370d8
7 changed files with 277 additions and 196 deletions
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7
libraries/wutstdc++/CMakeLists.txt
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@ -2,8 +2,13 @@ cmake_minimum_required(VERSION 3.2)
project(wutstdc++ CXX) project(wutstdc++ CXX)
add_library(wutstdc++ add_library(wutstdc++
thread.cc gthread.cc
gthread_cond.cc
gthread_keys.cc gthread_keys.cc
gthread_mutex.cc
gthread_once.cc
gthread_recursive_mutex.cc
thread.cc
include/bits/gthr-default.h) include/bits/gthr-default.h)
target_compile_definitions(wutstdc++ target_compile_definitions(wutstdc++

78
libraries/wutstdc++/gthread.cc Normal file
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@ -0,0 +1,78 @@
#include "include/bits/gthr-default.h"
static void
__gthread_thread_deallocator(OSThread *thread, void *stack)
{
MEMExpandedHeap *heap = (MEMExpandedHeap *)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2);
MEMFreeToExpHeap(heap, thread);
MEMFreeToExpHeap(heap, stack);
}
static void
__gthread_thread_cleanup(OSThread *thread, void *stack)
{
__gthread_key_cleanup(thread);
}
int
__gthread_create (__gthread_t *__threadid, void *(*__func) (void*), void *__args)
{
MEMExpandedHeap *heap = (MEMExpandedHeap *)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2);
OSThread *thread = (OSThread *)MEMAllocFromExpHeapEx(heap, sizeof(OSThread), 8);
char *stack = (char *)MEMAllocFromExpHeapEx(heap, __GTHREAD_STACK_SIZE, 8);
memset(thread, 0, sizeof(OSThread));
if (!OSCreateThread(thread,
(OSThreadEntryPointFn)__func,
(int)__args,
NULL,
stack + __GTHREAD_STACK_SIZE,
__GTHREAD_STACK_SIZE,
16,
OS_THREAD_ATTRIB_AFFINITY_ANY)) {
MEMFreeToExpHeap((MEMExpandedHeap*)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2), thread);
return EINVAL;
}
*__threadid = thread;
OSSetThreadDeallocator(thread, &__gthread_thread_deallocator);
OSSetThreadCleanupCallback(thread, &__gthread_thread_cleanup);
OSResumeThread(thread);
return 0;
}
int
__gthread_join (__gthread_t __threadid, void **__value_ptr)
{
if (!OSJoinThread(__threadid, (int *)__value_ptr)) {
return EINVAL;
}
return 0;
}
int
__gthread_detach (__gthread_t __threadid)
{
OSDetachThread(__threadid);
return 0;
}
int
__gthread_equal (__gthread_t __t1, __gthread_t __t2)
{
return __t1 == __t2;
}
__gthread_t
__gthread_self (void)
{
return OSGetCurrentThread();
}
int
__gthread_yield (void)
{
OSYieldThread();
return 0;
}

42
libraries/wutstdc++/gthread_cond.cc Normal file
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@ -0,0 +1,42 @@
#include "include/bits/gthr-default.h"
void
__gthread_cond_init_function (__gthread_cond_t *__cond)
{
OSInitCond(__cond);
}
int
__gthread_cond_broadcast (__gthread_cond_t *__cond)
{
OSSignalCond(__cond);
return 0;
}
int
__gthread_cond_signal (__gthread_cond_t *__cond)
{
OSSignalCond(__cond);
return 0;
}
int
__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
{
OSWaitCond(__cond, __mutex);
return 0;
}
int
__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
__gthread_recursive_mutex_t *__mutex)
{
OSWaitCond(__cond, __mutex);
return 0;
}
int
__gthread_cond_destroy (__gthread_cond_t* __cond)
{
return 0;
}

37
libraries/wutstdc++/gthread_mutex.cc Normal file
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@ -0,0 +1,37 @@
#include "include/bits/gthr-default.h"
void
__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
{
OSInitMutex(__mutex);
}
int
__gthread_mutex_lock (__gthread_mutex_t *__mutex)
{
OSLockMutex(__mutex);
return 0;
}
int
__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
{
if (!OSTryLockMutex(__mutex)) {
return -1;
}
return 0;
}
int
__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
{
OSUnlockMutex(__mutex);
return 0;
}
int
__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
{
return 0;
}

23
libraries/wutstdc++/gthread_once.cc Normal file
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@ -0,0 +1,23 @@
#include "include/bits/gthr-default.h"
int
__gthread_once (__gthread_once_t *__once, void (*__func) (void))
{
uint32_t value = 0;
if (OSCompareAndSwapAtomicEx(__once,
__GTHREAD_ONCE_VALUE_INIT,
__GTHREAD_ONCE_VALUE_STARTED,
&value)) {
__func();
OSCompareAndSwapAtomic(__once,
__GTHREAD_ONCE_VALUE_STARTED,
__GTHREAD_ONCE_VALUE_DONE);
} else if (value != __GTHREAD_ONCE_VALUE_DONE) {
while (!OSCompareAndSwapAtomic(__once,
__GTHREAD_ONCE_VALUE_DONE,
__GTHREAD_ONCE_VALUE_DONE));
}
return 0;
}

38
libraries/wutstdc++/gthread_recursive_mutex.cc Normal file
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@ -0,0 +1,38 @@
#include "include/bits/gthr-default.h"
int
__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
{
OSInitMutex(__mutex);
return 0;
}
int
__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
{
OSLockMutex(__mutex);
return 0;
}
int
__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
{
if (!OSTryLockMutex(__mutex)) {
return -1;
}
return 0;
}
int
__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
{
OSUnlockMutex(__mutex);
return 0;
}
int
__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
{
return 0;
}

248
libraries/wutstdc++/include/bits/gthr-default.h
View File

@ -72,108 +72,31 @@ __gthread_active_p (void)
return 1; return 1;
} }
static inline void int
__gthread_thread_deallocator(OSThread *thread, void *stack) __gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
{ void *__args);
MEMExpandedHeap *heap = (MEMExpandedHeap *)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2);
MEMFreeToExpHeap(heap, thread); int
MEMFreeToExpHeap(heap, stack); __gthread_join (__gthread_t __threadid, void **__value_ptr);
}
int
__gthread_detach (__gthread_t __threadid);
int
__gthread_equal (__gthread_t __t1, __gthread_t __t2);
__gthread_t
__gthread_self (void);
int
__gthread_yield (void);
int
__gthread_once (__gthread_once_t *__once, void (*__func) (void));
void void
__gthread_key_cleanup (OSThread *thread); __gthread_key_cleanup (OSThread *thread);
static inline void
__gthread_thread_cleanup(OSThread *thread, void *stack)
{
__gthread_key_cleanup(thread);
}
static inline int
__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
void *__args)
{
MEMExpandedHeap *heap = (MEMExpandedHeap *)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2);
OSThread *thread = (OSThread *)MEMAllocFromExpHeapEx(heap, sizeof(OSThread), 8);
char *stack = (char *)MEMAllocFromExpHeapEx(heap, __GTHREAD_STACK_SIZE, 8);
memset(thread, 0, sizeof(OSThread));
if (!OSCreateThread(thread,
(OSThreadEntryPointFn)__func,
(int)__args,
NULL,
stack + __GTHREAD_STACK_SIZE,
__GTHREAD_STACK_SIZE,
16,
OS_THREAD_ATTRIB_AFFINITY_ANY)) {
MEMFreeToExpHeap((MEMExpandedHeap*)MEMGetBaseHeapHandle(MEM_BASE_HEAP_MEM2), thread);
return EINVAL;
}
*__threadid = thread;
OSSetThreadDeallocator(thread, &__gthread_thread_deallocator);
OSSetThreadCleanupCallback(thread, &__gthread_thread_cleanup);
OSResumeThread(thread);
return 0;
}
static inline int
__gthread_join (__gthread_t __threadid, void **__value_ptr)
{
if (!OSJoinThread(__threadid, (int *)__value_ptr)) {
return EINVAL;
}
return 0;
}
static inline int
__gthread_detach (__gthread_t __threadid)
{
OSDetachThread(__threadid);
return 0;
}
static inline int
__gthread_equal (__gthread_t __t1, __gthread_t __t2)
{
return __t1 == __t2;
}
static inline __gthread_t
__gthread_self (void)
{
return OSGetCurrentThread();
}
static inline int
__gthread_yield (void)
{
OSYieldThread();
return 0;
}
static inline int
__gthread_once (__gthread_once_t *__once, void (*__func) (void))
{
uint32_t value = 0;
if (OSCompareAndSwapAtomicEx(__once,
__GTHREAD_ONCE_VALUE_INIT,
__GTHREAD_ONCE_VALUE_STARTED,
&value)) {
__func();
OSCompareAndSwapAtomic(__once,
__GTHREAD_ONCE_VALUE_STARTED,
__GTHREAD_ONCE_VALUE_DONE);
} else if (value != __GTHREAD_ONCE_VALUE_DONE) {
while (!OSCompareAndSwapAtomic(__once,
__GTHREAD_ONCE_VALUE_DONE,
__GTHREAD_ONCE_VALUE_DONE));
}
return 0;
}
int int
__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)); __gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *));
@ -186,118 +109,53 @@ __gthread_getspecific (__gthread_key_t __key);
int int
__gthread_setspecific (__gthread_key_t __key, const void *__ptr); __gthread_setspecific (__gthread_key_t __key, const void *__ptr);
static inline void void
__gthread_mutex_init_function (__gthread_mutex_t *__mutex) __gthread_mutex_init_function (__gthread_mutex_t *__mutex);
{
OSInitMutex(__mutex);
}
static inline int int
__gthread_mutex_destroy (__gthread_mutex_t *__mutex) __gthread_mutex_destroy (__gthread_mutex_t *__mutex);
{
return 0;
}
static inline int int
__gthread_mutex_lock (__gthread_mutex_t *__mutex) __gthread_mutex_lock (__gthread_mutex_t *__mutex);
{
OSLockMutex(__mutex);
return 0;
}
static inline int int
__gthread_mutex_trylock (__gthread_mutex_t *__mutex) __gthread_mutex_trylock (__gthread_mutex_t *__mutex);
{
if (!OSTryLockMutex(__mutex)) {
return -1;
}
return 0; int
} __gthread_mutex_unlock (__gthread_mutex_t *__mutex);
static inline int int
__gthread_mutex_unlock (__gthread_mutex_t *__mutex) __gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex);
{
OSUnlockMutex(__mutex);
return 0;
}
static inline int int
__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex) __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex);
{
OSInitMutex(__mutex);
return 0;
}
static inline int int
__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex);
{
OSLockMutex(__mutex);
return 0;
}
static inline int int
__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex);
{
if (!OSTryLockMutex(__mutex)) {
return -1;
}
return 0; int
} __gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex);
static inline int void
__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) __gthread_cond_init_function (__gthread_cond_t *__cond);
{
OSUnlockMutex(__mutex);
return 0;
}
static inline int int
__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex) __gthread_cond_broadcast (__gthread_cond_t *__cond);
{
return 0;
}
static inline void int
__gthread_cond_init_function (__gthread_cond_t *__cond) __gthread_cond_signal (__gthread_cond_t *__cond);
{
OSInitCond(__cond);
}
static inline int int
__gthread_cond_broadcast (__gthread_cond_t *__cond) __gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
{
OSSignalCond(__cond);
return 0;
}
static inline int int
__gthread_cond_signal (__gthread_cond_t *__cond)
{
OSSignalCond(__cond);
return 0;
}
static inline int
__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
{
OSWaitCond(__cond, __mutex);
return 0;
}
static inline int
__gthread_cond_wait_recursive (__gthread_cond_t *__cond, __gthread_cond_wait_recursive (__gthread_cond_t *__cond,
__gthread_recursive_mutex_t *__mutex) __gthread_recursive_mutex_t *__mutex);
{
OSWaitCond(__cond, __mutex);
return 0;
}
static inline int int
__gthread_cond_destroy (__gthread_cond_t* __cond) __gthread_cond_destroy (__gthread_cond_t* __cond);
{
return 0;
}
#endif /* ! _GLIBCXX_GCC_GTHR_SINGLE_H */ #endif /* ! _GLIBCXX_GCC_GTHR_SINGLE_H */