zig/lib/libc/include/wasm-wasi-musl/byteswap.h
Jakub Konka 7b74de7d71 wasi,cc: fix naming and add stubs for building
Rename include dir to match the convention:
  from `wasm32-wasi` to `wasm-wasi-musl`

Add building stubs which will be used to build and cache WASI
libc sysroot.
2021-05-20 16:54:00 +02:00

26 lines
501 B
C
Vendored

#ifndef _BYTESWAP_H
#define _BYTESWAP_H
#include <features.h>
#include <stdint.h>
static __inline uint16_t __bswap_16(uint16_t __x)
{
return __x<<8 | __x>>8;
}
static __inline uint32_t __bswap_32(uint32_t __x)
{
return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24;
}
static __inline uint64_t __bswap_64(uint64_t __x)
{
return __bswap_32(__x)+0ULL<<32 | __bswap_32(__x>>32);
}
#define bswap_16(x) __bswap_16(x)
#define bswap_32(x) __bswap_32(x)
#define bswap_64(x) __bswap_64(x)
#endif