Exemplo n.º 1
0
void Service::Create(fiber_func func, void *data, int32_t stacksize, const char* name, Fiber** retVal)
{
    Fiber *fb;
    void **stack;

    stacksize = (stacksize + FB_STK_ALIGN - 1) & ~(FB_STK_ALIGN - 1);
#ifdef WIN32
    fb = (Fiber *) VirtualAlloc(NULL, stacksize, MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE);
#else
    fb = (Fiber *) malloc(stacksize);
#endif
    if (fb == NULL)
        return;

    stack = (void **) fb + stacksize / sizeof(void *) - 5;

    new(fb) Fiber(s_service, data);

    fb->m_cntxt.ip = (intptr_t) fiber_proc;
    fb->m_cntxt.sp = (intptr_t) stack;

#if defined(x64)
#ifdef _WIN32
    fb->m_cntxt.Rcx = (intptr_t) func;
    fb->m_cntxt.Rdx = (intptr_t) fb;
#else
    fb->m_cntxt.Rdi = (intptr_t) func;
    fb->m_cntxt.Rsi = (intptr_t) fb;
#endif
#elif defined(I386)
    stack[1] = (void *)func;
    stack[2] = fb;
#elif defined(arm)
    fb->m_cntxt.r0 = (intptr_t) func;
    fb->m_cntxt.r1 = (intptr_t) fb;
#endif

#ifdef DEBUG
    s_locker.lock();
    s_fibers.putTail(&fb->m_link);
    s_locker.unlock();
#endif

    if (retVal)
    {
        *retVal = fb;
        fb->Ref();
    }

    fb->Ref();
    fb->resume();
}
Exemplo n.º 2
0
Fiber *Service::CreateFiber(void *(*func)(void *), void *data, int stacksize)
{
    Fiber *fb;
    void **stack;

    stacksize = (stacksize + FB_STK_ALIGN - 1) & ~(FB_STK_ALIGN - 1);
#ifdef WIN32
    fb = (Fiber *) VirtualAlloc(NULL, stacksize, MEM_COMMIT | MEM_TOP_DOWN, PAGE_READWRITE);
#else
    fb = (Fiber *) malloc(stacksize);
#endif
    if (fb == NULL)
        return NULL;
    stack = (void **) fb + stacksize / sizeof(void *) - 5;

    memset(fb, 0, sizeof(Fiber));

#if defined(x64)
    fb->m_cntxt.Rip = (unsigned long long) fiber_proc;
    fb->m_cntxt.Rsp = (unsigned long long) stack;

#ifdef _WIN32
    fb->m_cntxt.Rcx = (unsigned long long) func;
    fb->m_cntxt.Rdx = (unsigned long long) data;
#else
    fb->m_cntxt.Rdi = (unsigned long long) func;
    fb->m_cntxt.Rsi = (unsigned long long) data;
#endif

#elif defined(I386)
    fb->m_cntxt.Eip = (unsigned long) fiber_proc;
    fb->m_cntxt.Esp = (unsigned long) stack;

    stack[1] = (void *)func;
    stack[2] = data;

#elif defined(arm)
    fb->m_cntxt.r14 = (unsigned long) fiber_proc;
    fb->m_cntxt.r13 = (unsigned long) stack;

    fb->m_cntxt.r0 = (unsigned long) func;
    fb->m_cntxt.r1 = (unsigned long) data;
#endif

    root->m_resume.put(fb);

    fb->Ref();
    fb->Ref();

    return fb;
}