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Define VERIFY_SIZE_OF macro to verify size of basic UEFI Data types. This should be equivalent with previous implementation. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10283 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8 2010-03-19 00:25:47 +00:00
parent 7bc01e86d9
commit 6c3fa13c91
1 changed files with 26 additions and 15 deletions
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41
MdePkg/Include/Base.h
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@ -27,24 +27,35 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
//
#include <ProcessorBind.h>
/**
Verifies the storage size of a given data type.
This macro generates a divide by zero error or a zero size array declaration in
the preprocessor if the size is incorrect. These are declared as "extern" so
the space for these arrays will not be in the modules.
@param TYPE The date type to determine the size of.
@param Size The expected size for the TYPE.
**/
#define VERIFY_SIZE_OF(TYPE, Size) extern UINT8 _VerifySizeof##TYPE[(sizeof(TYPE) == (Size)) / (sizeof(TYPE) == (Size))]
//
// Verify that ProcessorBind.h produced UEFI Data Types that are compliant with
// Section 2.3.1 of the UEFI 2.3 Specification. Generates a divide by zero
// error or a zero size array declaration in the preprocessor if the size is
// incorrect. These are declared as "extern" so the space for these arrays will
// not be in the modules.
// Section 2.3.1 of the UEFI 2.3 Specification.
//
extern UINT8 _VerifySizeOfBoolean [(sizeof(BOOLEAN) == 1) / (sizeof(BOOLEAN) == 1)];
extern UINT8 _VerifySizeOfInt8 [(sizeof(INT8) == 1) / (sizeof(INT8) == 1)];
extern UINT8 _VerifySizeOfUint8 [(sizeof(UINT8) == 1) / (sizeof(UINT8) == 1)];
extern UINT8 _VerifySizeOfInt16 [(sizeof(INT16) == 2) / (sizeof(INT16) == 2)];
extern UINT8 _VerifySizeOfUint16 [(sizeof(UINT16) == 2) / (sizeof(UINT16) == 2)];
extern UINT8 _VerifySizeOfInt32 [(sizeof(INT32) == 4) / (sizeof(INT32) == 4)];
extern UINT8 _VerifySizeOfUint32 [(sizeof(UINT32) == 4) / (sizeof(UINT32) == 4)];
extern UINT8 _VerifySizeOfInt64 [(sizeof(INT64) == 8) / (sizeof(INT64) == 8)];
extern UINT8 _VerifySizeOfUint64 [(sizeof(UINT64) == 8) / (sizeof(UINT64) == 8)];
extern UINT8 _VerifySizeOfChar8 [(sizeof(CHAR8) == 1) / (sizeof(CHAR8) == 1)];
extern UINT8 _VerifySizeOfChar16 [(sizeof(CHAR16) == 2) / (sizeof(CHAR16) == 2)];
VERIFY_SIZE_OF (BOOLEAN, 1);
VERIFY_SIZE_OF (INT8, 1);
VERIFY_SIZE_OF (UINT8, 1);
VERIFY_SIZE_OF (INT16, 2);
VERIFY_SIZE_OF (UINT16, 2);
VERIFY_SIZE_OF (INT32, 4);
VERIFY_SIZE_OF (UINT32, 4);
VERIFY_SIZE_OF (INT64, 8);
VERIFY_SIZE_OF (UINT64, 8);
VERIFY_SIZE_OF (CHAR8, 1);
VERIFY_SIZE_OF (CHAR16, 2);
//
// The Microsoft* C compiler can removed references to unreferenced data items