| 1 | /* $Id: tstInstrEmul.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * Micro Testcase, checking emulation of certain instructions
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2006-2007 Oracle Corporation
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 10 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 11 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 12 | * General Public License (GPL) as published by the Free Software
|
|---|
| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 16 | */
|
|---|
| 17 |
|
|---|
| 18 | /*******************************************************************************
|
|---|
| 19 | * Header Files *
|
|---|
| 20 | *******************************************************************************/
|
|---|
| 21 | #include <stdio.h>
|
|---|
| 22 | #include <VBox/vm.h>
|
|---|
| 23 | #include <VBox/err.h>
|
|---|
| 24 | #include <VBox/em.h>
|
|---|
| 25 |
|
|---|
| 26 | #include <VBox/log.h>
|
|---|
| 27 | #include <iprt/assert.h>
|
|---|
| 28 | #include <iprt/initterm.h>
|
|---|
| 29 | #include <iprt/stream.h>
|
|---|
| 30 | #include <iprt/string.h>
|
|---|
| 31 | #include <iprt/semaphore.h>
|
|---|
| 32 |
|
|---|
| 33 |
|
|---|
| 34 | int main(int argc, char **argv)
|
|---|
| 35 | {
|
|---|
| 36 | int rcRet = 0; /* error count. */
|
|---|
| 37 |
|
|---|
| 38 | RTR3Init();
|
|---|
| 39 | RTPrintf("tstInstrEmul: TESTING...\n");
|
|---|
| 40 |
|
|---|
| 41 | uint32_t eax, edx, ebx, ecx, eflags;
|
|---|
| 42 | uint64_t val;
|
|---|
| 43 |
|
|---|
| 44 | val = UINT64_C(0xffffffffffff);
|
|---|
| 45 | eax = 0xffffffff;
|
|---|
| 46 | edx = 0xffff;
|
|---|
| 47 | ebx = 0x1;
|
|---|
| 48 | ecx = 0x2;
|
|---|
| 49 | eflags = EMEmulateLockCmpXchg8b(&val, &eax, &edx, ebx, ecx);
|
|---|
| 50 | if ( !(eflags & X86_EFL_ZF)
|
|---|
| 51 | || val != UINT64_C(0x200000001))
|
|---|
| 52 | {
|
|---|
| 53 | RTPrintf("tstInstrEmul: FAILURE - Lock cmpxchg8b failed the equal case! (val=%x%x)\n", val);
|
|---|
| 54 | return 1;
|
|---|
| 55 | }
|
|---|
| 56 | val = UINT64_C(0x123456789);
|
|---|
| 57 | eflags = EMEmulateLockCmpXchg8b(&val, &eax, &edx, ebx, ecx);
|
|---|
| 58 | if ( (eflags & X86_EFL_ZF)
|
|---|
| 59 | || eax != 0x23456789
|
|---|
| 60 | || edx != 0x1)
|
|---|
| 61 | {
|
|---|
| 62 | RTPrintf("tstInstrEmul: FAILURE - Lock cmpxchg8b failed the non-equal case! (val=%x%x)\n", val);
|
|---|
| 63 | return 1;
|
|---|
| 64 | }
|
|---|
| 65 | RTPrintf("tstInstrEmul: Testing lock cmpxchg instruction emulation - SUCCESS\n");
|
|---|
| 66 |
|
|---|
| 67 | val = UINT64_C(0xffffffffffff);
|
|---|
| 68 | eax = 0xffffffff;
|
|---|
| 69 | edx = 0xffff;
|
|---|
| 70 | ebx = 0x1;
|
|---|
| 71 | ecx = 0x2;
|
|---|
| 72 | eflags = EMEmulateCmpXchg8b(&val, &eax, &edx, ebx, ecx);
|
|---|
| 73 | if ( !(eflags & X86_EFL_ZF)
|
|---|
| 74 | || val != UINT64_C(0x200000001))
|
|---|
| 75 | {
|
|---|
| 76 | RTPrintf("tstInstrEmul: FAILURE - Cmpxchg8b failed the equal case! (val=%x%x)\n", val);
|
|---|
| 77 | return 1;
|
|---|
| 78 | }
|
|---|
| 79 | val = UINT64_C(0x123456789);
|
|---|
| 80 | eflags = EMEmulateCmpXchg8b(&val, &eax, &edx, ebx, ecx);
|
|---|
| 81 | if ( (eflags & X86_EFL_ZF)
|
|---|
| 82 | || eax != 0x23456789
|
|---|
| 83 | || edx != 0x1)
|
|---|
| 84 | {
|
|---|
| 85 | RTPrintf("tstInstrEmul: FAILURE - Cmpxchg8b failed the non-equal case! (val=%x%x)\n", val);
|
|---|
| 86 | return 1;
|
|---|
| 87 | }
|
|---|
| 88 | RTPrintf("tstInstrEmul: Testing cmpxchg instruction emulation - SUCCESS\n");
|
|---|
| 89 |
|
|---|
| 90 |
|
|---|
| 91 | /*
|
|---|
| 92 | * Summary.
|
|---|
| 93 | */
|
|---|
| 94 | if (!rcRet)
|
|---|
| 95 | RTPrintf("tstInstrEmul: SUCCESS\n");
|
|---|
| 96 | else
|
|---|
| 97 | RTPrintf("tstInstrEmul: FAILURE - %d errors\n", rcRet);
|
|---|
| 98 | return rcRet ? 1 : 0;
|
|---|
| 99 | }
|
|---|
