C++ (Cpp) PELEMENT_FREE示例

示例#1

文件： yada.c 项目： HPDCS/htmMCATS

/* =============================================================================
 * process
 * =============================================================================
 */
void
process ()
{
    TM_THREAD_ENTER();

    heap_t* workHeapPtr = global_workHeapPtr;
    mesh_t* meshPtr = global_meshPtr;
    region_t* regionPtr;
    long totalNumAdded = 0;
    long numProcess = 0;

    regionPtr = PREGION_ALLOC();
    assert(regionPtr);

    while (1) {

        element_t* elementPtr;

        AL_LOCK(0);
        TM_BEGIN(0);
        elementPtr = TMHEAP_REMOVE(workHeapPtr);
        TM_END();
        if (elementPtr == NULL) {
            break;
        }

        bool_t isGarbage;
        AL_LOCK(0);
        TM_BEGIN(1);
        isGarbage = TMELEMENT_ISGARBAGE(elementPtr);
        TM_END();
        if (isGarbage) {
            /*
             * Handle delayed deallocation
             */
            PELEMENT_FREE(elementPtr);
            continue;
        }

        long numAdded;

        AL_LOCK(0);
        TM_BEGIN(2);
        PREGION_CLEARBAD(regionPtr);
        numAdded = TMREGION_REFINE(regionPtr, elementPtr, meshPtr);
        TM_END();

        AL_LOCK(0);
        TM_BEGIN(3);
        TMELEMENT_SETISREFERENCED(elementPtr, FALSE);
        isGarbage = TMELEMENT_ISGARBAGE(elementPtr);
        TM_END();
        if (isGarbage) {
            /*
             * Handle delayed deallocation
             */
            PELEMENT_FREE(elementPtr);
        }

        totalNumAdded += numAdded;

        AL_LOCK(0);
        TM_BEGIN(4);
        TMREGION_TRANSFERBAD(regionPtr, workHeapPtr);
        TM_END();

        numProcess++;

    }

    AL_LOCK(0);
    TM_BEGIN(5);
    TM_SHARED_WRITE(global_totalNumAdded,
                    TM_SHARED_READ(global_totalNumAdded) + totalNumAdded);
    TM_SHARED_WRITE(global_numProcess,
                    TM_SHARED_READ(global_numProcess) + numProcess);
    TM_END();

    PREGION_FREE(regionPtr);

    TM_THREAD_EXIT();
}

示例#2

文件： yada-itm.c 项目： mgaudet/tuner-icac14

/* =============================================================================
 * process
 * =============================================================================
 */
void
process ()
{
    TM_THREAD_ENTER();

    heap_t* workHeapPtr = global_workHeapPtr;
    mesh_t* meshPtr = global_meshPtr;
    region_t* regionPtr;
    long totalNumAdded = 0;
    long numProcess = 0;

    regionPtr = PREGION_ALLOC();
    assert(regionPtr);

    while (1) {

        element_t* elementPtr;

        __transaction_atomic {
            elementPtr = TMHEAP_REMOVE(workHeapPtr);
        }
        if (elementPtr == NULL) {
            break;
        }

        bool_t isGarbage;
        __transaction_atomic {
            isGarbage = TMELEMENT_ISGARBAGE(elementPtr);
        }
        if (isGarbage) {
            /*
             * Handle delayed deallocation
             */
            PELEMENT_FREE(elementPtr);
            continue;
        }

        long numAdded;

        __transaction_atomic {
            PREGION_CLEARBAD(regionPtr);
            numAdded = TMREGION_REFINE(regionPtr, elementPtr, meshPtr);
        }

        __transaction_atomic {
            TMELEMENT_SETISREFERENCED(elementPtr, FALSE);
            isGarbage = TMELEMENT_ISGARBAGE(elementPtr);
        }
        if (isGarbage) {
            /*
             * Handle delayed deallocation
             */
            PELEMENT_FREE(elementPtr);
        }

        totalNumAdded += numAdded;

        __transaction_atomic {
            TMREGION_TRANSFERBAD(regionPtr, workHeapPtr);
        }

        numProcess++;

    }

    __transaction_atomic {
        global_totalNumAdded = global_totalNumAdded + totalNumAdded;
        global_numProcess = global_numProcess + numProcess;
    }

    PREGION_FREE(regionPtr);

    TM_THREAD_EXIT();
}