| 1 | /* $Id: CPUMStack.cpp 54674 2015-03-06 18:02:31Z vboxsync $ */
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| 2 | /** @file
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| 3 | * CPUM - CPU Monitor(/Manager) - Stack manipulation.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2015 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 |
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| 19 | /*******************************************************************************
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| 20 | * Header Files *
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| 21 | *******************************************************************************/
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| 22 | #include <VBox/vmm/cpum.h>
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| 23 | #include "CPUMInternal.h"
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| 24 | #include <VBox/vmm/vm.h>
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| 25 | #include <VBox/vmm/mm.h>
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| 26 |
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| 27 | /** Disable stack frame pointer generation here. */
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| 28 | #if defined(_MSC_VER) && !defined(DEBUG)
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| 29 | # pragma optimize("y", off)
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| 30 | #endif
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| 31 |
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| 32 |
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| 33 | VMMDECL(void) CPUMPushHyper(PVMCPU pVCpu, uint32_t u32)
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| 34 | {
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| 35 | /* ASSUME always on flat stack within hypervisor memory for now */
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| 36 | pVCpu->cpum.s.Hyper.esp -= sizeof(u32);
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| 37 | *(uint32_t *)MMHyperRCToR3(pVCpu->CTXALLSUFF(pVM), (RTRCPTR)pVCpu->cpum.s.Hyper.esp) = u32;
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| 38 | }
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| 39 |
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