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use bswap.h

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@351 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-08-10 21:38:48 +00:00
parent 97a847bc03
commit abcd5da72e
3 changed files with 8 additions and 82 deletions
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75
thunk.h
View file

@ -23,43 +23,7 @@
#include <inttypes.h>
#include "config.h"
#ifdef HAVE_BYTESWAP_H
#include <byteswap.h>
#else
#define bswap_16(x) \
({ \
uint16_t __x = (x); \
((uint16_t)( \
(((uint16_t)(__x) & (uint16_t)0x00ffU) << 8) | \
(((uint16_t)(__x) & (uint16_t)0xff00U) >> 8) )); \
})
#define bswap_32(x) \
({ \
uint32_t __x = (x); \
((uint32_t)( \
(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
})
#define bswap_64(x) \
({ \
uint64_t __x = (x); \
((uint64_t)( \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000000000ffULL) << 56) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000000000ff00ULL) << 40) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000000000ff0000ULL) << 24) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000ff000000ULL) << 8) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000ff00000000ULL) >> 8) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000ff0000000000ULL) >> 24) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00ff000000000000ULL) >> 40) | \
(uint64_t)(((uint64_t)(__x) & (uint64_t)0xff00000000000000ULL) >> 56) )); \
})
#endif
#include "bswap.h"
#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
#define BSWAP_NEEDED
@ -68,44 +32,7 @@
/* XXX: autoconf */
#define TARGET_LONG_BITS 32
#if defined(__alpha__) || defined (__ia64__)
#define HOST_LONG_BITS 64
#else
#define HOST_LONG_BITS 32
#endif
#define TARGET_LONG_SIZE (TARGET_LONG_BITS / 8)
#define HOST_LONG_SIZE (HOST_LONG_BITS / 8)
static inline uint16_t bswap16(uint16_t x)
{
return bswap_16(x);
}
static inline uint32_t bswap32(uint32_t x)
{
return bswap_32(x);
}
static inline uint64_t bswap64(uint64_t x)
{
return bswap_64(x);
}
static inline void bswap16s(uint16_t *s)
{
*s = bswap16(*s);
}
static inline void bswap32s(uint32_t *s)
{
*s = bswap32(*s);
}
static inline void bswap64s(uint64_t *s)
{
*s = bswap64(*s);
}
#ifdef BSWAP_NEEDED