test XMem for gpu memory allocation

source/tensor/Main.cpp

@@ -44,9 +44,6 @@ int main( int argc, const char ** argv )
 {
     //_CrtSetBreakAlloc(123);
 
-    TestXMem();
-    return 0;
-
     /* a tiny test */
     //SmallTest();
 

source/tensor/XMem.cpp

@@ -150,6 +150,9 @@ void XMem::Initialize(int myDevID, MEMPOOL_MODE myMode, MTYPE myBlockSize, int m
     }
 
     bufSize = myBufSize;
+
+    if (myMode == FREE_ON_THE_FLY)
+        SetIndex(MILLION);
 }
 
 /* free memory */
@@ -718,9 +721,6 @@ void * XMem::AllocStandard(int myDevID, MTYPE mySize, bool myIsRebuiltIndex)
     	RebuildIndex();
     	CheckNTErrors(nodeNumUsed < nodeNum, "No enough index nodes for the memory pool!");
     }
-    
-    //if(testxmemid == 106)
-    //    recordp = result;
 
     return result;
 }

source/tensor/XMem.h

@@ -328,7 +328,7 @@ public:
     /* remove an index node for memory pieces in use */
     void RemoveAllocIndexNode(MPieceNode * node, MPieceNode * entry = NULL);
     
-    /* add an index node for available memory pieces ∂*/
+    /* add an index node for available memory pieces */
     void AddAllocIndexNode(MPieceNode * node, MPieceNode * entry = NULL);
 
     /* release a piece of memory as "free" */

source/tensor/test/TXMem.cpp

@@ -44,10 +44,11 @@ bool TestXMemCase1()
         devNum = 1;
     }*/
 
+    int * buf = new int[blcokSize * 10];
 
     for (int id = 0; id < devNum; id++) {
         int devID = devIDs[id];
-        for (int i = 0, scalar = 1; i < 3; i++) {
+        for (int iter = 0, scalar = 1; iter < 3; iter++) {
             XMem mem;
             mem.Initialize(devID, FREE_ON_THE_FLY, blcokSize * sizeof(int) * scalar * scalar, 1000, 0);
             mem.SetIndex(10000, blcokSize * sizeof(int) / 2);
@@ -64,25 +65,28 @@ bool TestXMemCase1()
 
             for (int i = 0; i < testNum * scalar; i++) {
                 testxmemid++;
-                //fprintf(stderr, "%d\n", testxmemid);
+                //fprintf(stderr, "%d %d\n", testxmemid, ok);
                 int j = rand() % caseNum;
 
                 if (p[j] == NULL) {
                     p[j] = (int*)mem.AllocStandard(mem.devID, size[j] * sizeof(int));
                     for (int k = 0; k < size[j]; k++)
-                        p[j][k] = j;
+                        buf[k] = j;
+                    XMemCopy(p[j], devID, buf, -1, sizeof(int) * size[j]);
                 }
                 else {
                     mem.ReleaseStandard(mem.devID, p[j], size[j] * sizeof(int));
                     for (int k = 0; k < size[j]; k++)
-                        p[j][k] = -1;
+                        buf[k] = -1;
+                    XMemCopy(p[j], devID, buf, -1, sizeof(int) * size[j]);
                     p[j] = NULL;
                 }
 
                 for (int k = 0; k < caseNum; k++) {
                     if (p[k] != NULL) {
+                        XMemCopy(buf, -1, p[k], devID, sizeof(int) * size[k]);
                         for (int o = 0; o < size[k]; o++) {
-                            if (p[k][o] != k) {
+                            if (buf[o] != k) {
                                 ok = false;
                             }
                         }
@@ -151,6 +155,8 @@ bool TestXMemCase1()
         }
     }
 
+    delete[] buf;
+
     return ok;
 }