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moved bx_bswap definition into osdep.h so bximage tool can also include them

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Stanislav Shwartsman 2011-12-28 22:17:12 +00:00
parent 5da69a6fb4
commit c62426145a
2 changed files with 26 additions and 26 deletions
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26
bochs/bochs.h
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@ -491,32 +491,6 @@ void bx_center_print(FILE *file, const char *line, unsigned maxwidth);
#include "instrument.h" #include "instrument.h"
BX_CPP_INLINE Bit16u bx_bswap16(Bit16u val16)
{
return (val16<<8) | (val16>>8);
}
#if BX_HAVE___BUILTIN_BSWAP32
#define bx_bswap32 __builtin_bswap32
#else
BX_CPP_INLINE Bit32u bx_bswap32(Bit32u val32)
{
val32 = ((val32<<8) & 0xFF00FF00) | ((val32>>8) & 0x00FF00FF);
return (val32<<16) | (val32>>16);
}
#endif
#if BX_HAVE___BUILTIN_BSWAP64
#define bx_bswap64 __builtin_bswap64
#else
BX_CPP_INLINE Bit64u bx_bswap64(Bit64u val64)
{
Bit32u lo = bx_bswap32((Bit32u)(val64 >> 32));
Bit32u hi = bx_bswap32((Bit32u)(val64 & 0xFFFFFFFF));
return ((Bit64u)hi << 32) | (Bit64u)lo;
}
#endif
// These are some convenience macros which abstract out accesses between // These are some convenience macros which abstract out accesses between
// a variable in native byte ordering to/from guest (x86) memory, which is // a variable in native byte ordering to/from guest (x86) memory, which is
// always in little endian format. You must deal with alignment (if your // always in little endian format. You must deal with alignment (if your

26
bochs/osdep.h
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@ -38,6 +38,32 @@
extern "C" { extern "C" {
#endif /* __cplusplus */ #endif /* __cplusplus */
BX_CPP_INLINE Bit16u bx_bswap16(Bit16u val16)
{
return (val16<<8) | (val16>>8);
}
#if BX_HAVE___BUILTIN_BSWAP32
#define bx_bswap32 __builtin_bswap32
#else
BX_CPP_INLINE Bit32u bx_bswap32(Bit32u val32)
{
val32 = ((val32<<8) & 0xFF00FF00) | ((val32>>8) & 0x00FF00FF);
return (val32<<16) | (val32>>16);
}
#endif
#if BX_HAVE___BUILTIN_BSWAP64
#define bx_bswap64 __builtin_bswap64
#else
BX_CPP_INLINE Bit64u bx_bswap64(Bit64u val64)
{
Bit32u lo = bx_bswap32((Bit32u)(val64 >> 32));
Bit32u hi = bx_bswap32((Bit32u)(val64 & 0xFFFFFFFF));
return ((Bit64u)hi << 32) | (Bit64u)lo;
}
#endif
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////
// Hacks for win32, but exclude MINGW32 because it doesn't need them. // Hacks for win32, but exclude MINGW32 because it doesn't need them.
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////