tstHeapSimple.cpp revision 9d805e5fdc5c2254d518988f5c12532b8cd00d14
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * innotek Portable Runtime Testcase - Simple Heap.
a2828f06a7a97fd85445ed5b2c5cb6a12a185d1dvboxsync * Copyright (C) 2006-2007 innotek GmbH
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * available from http://www.virtualbox.org. This file is free software;
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * you can redistribute it and/or modify it under the terms of the GNU
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * General Public License as published by the Free Software Foundation,
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * distribution. VirtualBox OSE is distributed in the hope that it will
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * be useful, but WITHOUT ANY WARRANTY of any kind.
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync/*******************************************************************************
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync* Header Files *
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync*******************************************************************************/
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * Init runtime.
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * Create a heap.
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync rc = RTHeapSimpleInit(&Heap, &s_abMem[1], sizeof(s_abMem) - 1);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * Try allocate.
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync static struct
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync unsigned i;
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync RTHeapSimpleDump(Heap, (PFNRTHEAPSIMPLEPRINTF)RTPrintf);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync static char szFill[] = "01234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync /* allocate */
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync aOps[i].pvAlloc = RTHeapSimpleAlloc(Heap, aOps[i].cb, aOps[i].uAlignment);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync RTPrintf("Failure: RTHeapSimpleAlloc(%p, %#x, %#x,) -> NULL i=%d\n", (void *)Heap, aOps[i].cb, aOps[i].uAlignment, i);
9d4498106267e3834edc3a37bca5ca660153525cvboxsync if (RT_ALIGN_P(aOps[i].pvAlloc, (aOps[i].uAlignment ? aOps[i].uAlignment : 8)) != aOps[i].pvAlloc)
9e66213005c4dba14a83d8467a93f5f51b504c97vboxsync RTPrintf("Failure: RTHeapSimpleAlloc(%p, %#x, %#x,) -> %p\n", (void *)Heap, aOps[i].cb, aOps[i].uAlignment, i);
a2828f06a7a97fd85445ed5b2c5cb6a12a185d1dvboxsync /* free and allocate the same node again. */
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync //RTPrintf("debug: i=%d pv=%#x cb=%#zx align=%#zx cbReal=%#zx\n", i, aOps[i].pvAlloc,
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync // aOps[i].cb, aOps[i].uAlignment, RTHeapSimpleSize(Heap, aOps[i].pvAlloc));
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync size_t cbBeforeSub = RTHeapSimpleGetFreeSize(Heap);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync size_t cbAfterSubFree = RTHeapSimpleGetFreeSize(Heap);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync pv = RTHeapSimpleAlloc(Heap, aOps[i].cb, aOps[i].uAlignment);
ed24120b1d8a2eddf4291a9654cf45b2372135abvboxsync RTPrintf("Failure: RTHeapSimpleAlloc(%p, %#x, %#x,) -> NULL i=%d\n", (void *)Heap, aOps[i].cb, aOps[i].uAlignment, i);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync //RTPrintf("debug: i=%d pv=%p cbReal=%#zx cbBeforeSub=%#zx cbAfterSubFree=%#zx cbAfterSubAlloc=%#zx \n", i, pv, RTHeapSimpleSize(Heap, pv),
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync // cbBeforeSub, cbAfterSubFree, RTHeapSimpleGetFreeSize(Heap));
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync RTPrintf("Warning: Free+Alloc returned different address. new=%p old=%p i=%d\n", pv, aOps[i].pvAlloc, i);
4d8251400411b4dcf2c86b5b0376a326ff45938cvboxsync size_t cbAfterSubAlloc = RTHeapSimpleGetFreeSize(Heap);
4d8251400411b4dcf2c86b5b0376a326ff45938cvboxsync RTPrintf("Warning: cbBeforeSub=%#zx cbAfterSubFree=%#zx cbAfterSubAlloc=%#zx. i=%d\n",
4d8251400411b4dcf2c86b5b0376a326ff45938cvboxsync //return 1; - won't work correctly until we start creating free block instead of donating memory on alignment.
a2828f06a7a97fd85445ed5b2c5cb6a12a185d1dvboxsync /* free it in a specific order. */
4d8251400411b4dcf2c86b5b0376a326ff45938cvboxsync unsigned j;
4d8251400411b4dcf2c86b5b0376a326ff45938cvboxsync //RTPrintf("j=%d i=%d free=%d cb=%d pv=%p\n", j, i, RTHeapSimpleGetFreeSize(Heap), aOps[j].cb, aOps[j].pvAlloc);
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync RTPrintf("i=done free=%d\n", RTHeapSimpleGetFreeSize(Heap));
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync /* check that we're back at the right amount of free memory. */
468c2bcb36eb9a032f5dd0fcb34db10bd58e9996vboxsync RTPrintf("Warning: Either we've split out an alignment chunk at the start, or we've got\n"
de210ca38246009981a22de928a52566c8c53970vboxsync " an alloc/free accounting bug: cbBefore=%d cbAfter=%d\n", cbBefore, cbAfter);