int foo(int i, int iZero, int iMinusOne)
{
NOREF(iZero);
/* allocate a buffer which we fill up to the end. */
size_t cb = (i % 1555) + 32;
g_cbFoo = cb;
char *pv = (char *)alloca(cb);
RTStrPrintf(pv, cb, "i=%d%*s\n", i, cb, "");
#ifdef VMM_R0_SWITCH_STACK
g_cbFooUsed = VMM_STACK_SIZE - ((uintptr_t)pv - (uintptr_t)g_Jmp.pvSavedStack);
RTTESTI_CHECK_MSG_RET(g_cbFooUsed < (intptr_t)VMM_STACK_SIZE - 128, ("%#x - (%p - %p) -> %#x; cb=%#x i=%d\n", VMM_STACK_SIZE, pv, g_Jmp.pvSavedStack, g_cbFooUsed, cb, i), -15);
#elif defined(RT_ARCH_AMD64)
g_cbFooUsed = (uintptr_t)g_Jmp.rsp - (uintptr_t)pv;
RTTESTI_CHECK_MSG_RET(g_cbFooUsed < VMM_STACK_SIZE - 128, ("%p - %p -> %#x; cb=%#x i=%d\n", g_Jmp.rsp, pv, g_cbFooUsed, cb, i), -15);
#elif defined(RT_ARCH_X86)
g_cbFooUsed = (uintptr_t)g_Jmp.esp - (uintptr_t)pv;
RTTESTI_CHECK_MSG_RET(g_cbFooUsed < (intptr_t)VMM_STACK_SIZE - 128, ("%p - %p -> %#x; cb=%#x i=%d\n", g_Jmp.esp, pv, g_cbFooUsed, cb, i), -15);
#endif
/* Do long jmps every 7th time */
if ((i % 7) == 0)
{
g_cJmps++;
int rc = vmmR0CallRing3LongJmp(&g_Jmp, 42);
if (!rc)
return i + 10000;
return -1;
}
NOREF(iMinusOne);
return i;
}
tstVMMConfigConstructor(PVM pVM, void *pvUser)
{
int rc = CFGMR3ConstructDefaultTree(pVM);
if ( RT_SUCCESS(rc)
&& g_cCpus > 1)
{
PCFGMNODE pRoot = CFGMR3GetRoot(pVM);
CFGMR3RemoveValue(pRoot, "NumCPUs");
rc = CFGMR3InsertInteger(pRoot, "NumCPUs", g_cCpus);
RTTESTI_CHECK_MSG_RET(RT_SUCCESS(rc), ("CFGMR3InsertInteger(pRoot,\"NumCPUs\",) -> %Rrc\n", rc), rc);
CFGMR3RemoveValue(pRoot, "HwVirtExtForced");
rc = CFGMR3InsertInteger(pRoot, "HwVirtExtForced", true);
RTTESTI_CHECK_MSG_RET(RT_SUCCESS(rc), ("CFGMR3InsertInteger(pRoot,\"HwVirtExtForced\",) -> %Rrc\n", rc), rc);
PCFGMNODE pHwVirtExt = CFGMR3GetChild(pRoot, "HWVirtExt");
CFGMR3RemoveNode(pHwVirtExt);
rc = CFGMR3InsertNode(pRoot, "HWVirtExt", &pHwVirtExt);
RTTESTI_CHECK_MSG_RET(RT_SUCCESS(rc), ("CFGMR3InsertNode(pRoot,\"HWVirtExt\",) -> %Rrc\n", rc), rc);
rc = CFGMR3InsertInteger(pHwVirtExt, "Enabled", true);
RTTESTI_CHECK_MSG_RET(RT_SUCCESS(rc), ("CFGMR3InsertInteger(pHwVirtExt,\"Enabled\",) -> %Rrc\n", rc), rc);
rc = CFGMR3InsertInteger(pHwVirtExt, "64bitEnabled", false);
RTTESTI_CHECK_MSG_RET(RT_SUCCESS(rc), ("CFGMR3InsertInteger(pHwVirtExt,\"64bitEnabled\",) -> %Rrc\n", rc), rc);
}
return rc;
}
DECLCALLBACK(int) tst2(intptr_t i, intptr_t i2)
{
RTTESTI_CHECK_MSG_RET(i >= 0 && i <= 8192, ("i=%d is out of range [0..8192]\n", i), 1);
RTTESTI_CHECK_MSG_RET(i2 == 0, ("i2=%d is out of range [0]\n", i2), 1);
int iExpect = (i % 7) == 0 ? i + 10000 : i;
int rc = foo(i, 0, -1);
RTTESTI_CHECK_MSG_RET(rc == iExpect, ("i=%d rc=%d expected=%d\n", i, rc, iExpect), 1);
return 0;
}
