tstHelp.h revision 32d42c1935cb6b4ce4e50278da5e80e6dae36d54
/* $Id$ */
/** @file
* VMM testcase - Helper stuff.
*/
/*
* Copyright (C) 2006-2011 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef ___tstHelp_h
#define ___tstHelp_h
#include <VBox/cdefs.h>
#include <VBox/vmm/cpum.h>
RT_C_DECLS_BEGIN
void tstDumpCtx(PCPUMCTX pCtx, const char *pszComment);
RT_C_DECLS_END
/**
* Checks the offset of a data member.
* @param type Type.
* @param off Correct offset.
* @param m Member name.
*/
#define CHECK_OFF(type, off, m) \
do { \
if (off != RT_OFFSETOF(type, m)) \
{ \
printf("error! %#010x %s Off by %d!! (off=%#x)\n", RT_OFFSETOF(type, m), #type "." #m, off - RT_OFFSETOF(type, m), off); \
rc++; \
} \
/*else */ \
/*printf("%#08x %s\n", RT_OFFSETOF(type, m), #m);*/ \
} while (0)
/**
* Checks the size of type.
* @param type Type.
* @param size Correct size.
*/
#define CHECK_SIZE(type, size) \
do { \
if (size != sizeof(type)) \
{ \
printf("error! sizeof(%s): %#x (%d) Off by %d!!\n", #type, (int)sizeof(type), (int)sizeof(type), (int)(sizeof(type) - size)); \
rc++; \
} \
else \
printf("info: sizeof(%s): %#x (%d)\n", #type, (int)sizeof(type), (int)sizeof(type)); \
} while (0)
/**
* Checks the alignment of a struct member.
*/
#define CHECK_MEMBER_ALIGNMENT(strct, member, align) \
do \
{ \
if (RT_OFFSETOF(strct, member) & ((align) - 1) ) \
{ \
printf("error! %s::%s offset=%#x (%u) expected alignment %#x, meaning %#x (%u) off\n", \
#strct, #member, \
(unsigned)RT_OFFSETOF(strct, member), \
(unsigned)RT_OFFSETOF(strct, member), \
(unsigned)(align), \
(unsigned)(((align) - RT_OFFSETOF(strct, member)) & ((align) - 1)), \
(unsigned)(((align) - RT_OFFSETOF(strct, member)) & ((align) - 1)) ); \
rc++; \
} \
} while (0)
/**
* Checks that the size of a type is aligned correctly.
*/
#define CHECK_SIZE_ALIGNMENT(type, align) \
do { \
if (RT_ALIGN_Z(sizeof(type), (align)) != sizeof(type)) \
{ \
printf("error! %s size=%#x (%u), align=%#x %#x (%u) bytes off\n", \
#type, \
(unsigned)sizeof(type), \
(unsigned)sizeof(type), \
(align), \
(unsigned)RT_ALIGN_Z(sizeof(type), align) - (unsigned)sizeof(type), \
(unsigned)RT_ALIGN_Z(sizeof(type), align) - (unsigned)sizeof(type)); \
rc++; \
} \
} while (0)
/**
* Checks that a internal struct padding is big enough.
*/
#define CHECK_PADDING(strct, member, align) \
do \
{ \
strct *p = NULL; NOREF(p); \
if (sizeof(p->member.s) > sizeof(p->member.padding)) \
{ \
printf("error! padding of %s::%s is too small, padding=%d struct=%d correct=%d\n", #strct, #member, \
(int)sizeof(p->member.padding), (int)sizeof(p->member.s), (int)RT_ALIGN_Z(sizeof(p->member.s), (align))); \
rc++; \
} \
else if (RT_ALIGN_Z(sizeof(p->member.padding), (align)) != sizeof(p->member.padding)) \
{ \
printf("error! padding of %s::%s is misaligned, padding=%d correct=%d\n", #strct, #member, \
(int)sizeof(p->member.padding), (int)RT_ALIGN_Z(sizeof(p->member.s), (align))); \
rc++; \
} \
} while (0)
/**
* Checks that a internal struct padding is big enough.
*/
#define CHECK_PADDING2(strct) \
do \
{ \
strct *p = NULL; NOREF(p); \
if (sizeof(p->s) > sizeof(p->padding)) \
{ \
printf("error! padding of %s is too small, padding=%d struct=%d correct=%d\n", #strct, \
(int)sizeof(p->padding), (int)sizeof(p->s), (int)RT_ALIGN_Z(sizeof(p->s), 64)); \
rc++; \
} \
} while (0)
/**
* Checks that a internal struct padding is big enough.
*/
#define CHECK_PADDING3(strct, member, pad_member) \
do \
{ \
strct *p = NULL; NOREF(p); \
if (sizeof(p->member) > sizeof(p->pad_member)) \
{ \
printf("error! padding of %s::%s is too small, padding=%d struct=%d\n", #strct, #member, \
(int)sizeof(p->pad_member), (int)sizeof(p->member)); \
rc++; \
} \
} while (0)
/**
* Checks that an expression is true.
*/
#define CHECK_EXPR(expr) \
do \
{ \
if (!(expr)) \
{ \
printf("error! '%s' failed! (line %d)\n", #expr, __LINE__); \
rc++; \
} \
} while (0)
#endif