Signed-off-by: David Woodhouse <David.Woodhouse@xxxxxxxxx> --- I'm about to make the kernel use these: http://git.infradead.org/users/dwmw2/byteswap.git lib.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib.c b/lib.c index 396e9f1..d747a3e 100644 --- a/lib.c +++ b/lib.c @@ -698,6 +698,11 @@ void declare_builtin_functions(void) add_pre_buffer("extern int __builtin_popcountl(unsigned long);\n"); add_pre_buffer("extern int __builtin_popcountll(unsigned long long);\n"); + /* And byte-swapping operations.. */ + add_pre_buffer("extern short __builtin_bswap16(short);\n"); + add_pre_buffer("extern int __builtin_bswap32(int);\n"); + add_pre_buffer("extern long long __builtin_bswap64(long long);\n"); + /* And some random ones.. */ add_pre_buffer("extern void *__builtin_return_address(unsigned int);\n"); add_pre_buffer("extern void *__builtin_extract_return_addr(void *);\n"); -- 1.8.0.1 -- dwmw2
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