26#ifndef __FFMPEG_BSWAP_H__
27#define __FFMPEG_BSWAP_H__
33#if defined(ARCH_X86_X32) || defined(ARCH_X86_64)
34# define LEGACY_REGS "=Q"
36# define LEGACY_REGS "=q"
54 __asm(
"xchgb %b0,%h0\n"
63static inline uint64_t
bswap_64(uint64_t x)
65#if defined(ARCH_X86_X32) || defined(ARCH_X86_64)
83#elif defined(ARCH_SH4)
86 __asm__(
"swap.b %0,%0":
"=r"(x):
"0"(x));
99static inline uint64_t
bswap_64(uint64_t x)
114 return (x>>8) | (x<<8);
121 "eor %1, %0, %0, ror #16 \n\t"
122 "bic %1, %1, #0xFF0000 \n\t"
123 "mov %0, %0, ror #8 \n\t"
124 "eor %0, %0, %1, lsr #8 \n\t"
130 x= ((x<<8)&0xFF00FF00) | ((x>>8)&0x00FF00FF);
131 return (x>>16) | (x<<16);
138 x= ((x<< 8)&0xFF00FF00FF00FF00ULL) | ((x>> 8)&0x00FF00FF00FF00FFULL);
139 x= ((x<<16)&0xFFFF0000FFFF0000ULL) | ((x>>16)&0x0000FFFF0000FFFFULL);
140 return (x>>32) | (x<<32);
159#ifdef WORDS_BIGENDIAN
160#define be2me_16(x) (x)
161#define be2me_32(x) (x)
162#define be2me_64(x) (x)
163#define le2me_16(x) bswap_16(x)
164#define le2me_32(x) bswap_32(x)
165#define le2me_64(x) bswap_64(x)
167#define be2me_16(x) bswap_16(x)
168#define be2me_32(x) bswap_32(x)
169#define be2me_64(x) bswap_64(x)
170#define le2me_16(x) (x)
171#define le2me_32(x) (x)
172#define le2me_64(x) (x)
#define always_inline
Definition: bswap.h:28
static uint64_t bswap_64(uint64_t x)
Definition: ffmpeg_bswap.h:135
static always_inline uint32_t bswap_32(uint32_t x)
Definition: ffmpeg_bswap.h:129
static always_inline uint16_t bswap_16(uint16_t x)
Definition: ffmpeg_bswap.h:113
#define LEGACY_REGS
Definition: ffmpeg_bswap.h:36