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Diffstat (limited to 'contrib/gcc/doc/extend.texi')
| -rw-r--r-- | contrib/gcc/doc/extend.texi | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/contrib/gcc/doc/extend.texi b/contrib/gcc/doc/extend.texi index d27af10..46cbc846 100644 --- a/contrib/gcc/doc/extend.texi +++ b/contrib/gcc/doc/extend.texi @@ -6146,6 +6146,16 @@ Similar to @code{__builtin_powi}, except the argument and return types are @code{long double}. @end deftypefn +@deftypefn {Built-in Function} int32_t __builtin_bswap32 (int32_t x) +Returns @var{x} with the order of the bytes reversed; for example, +@code{0xaabbccdd} becomes @code{0xddccbbaa}. Byte here always means +exactly 8 bits. +@end deftypefn + +@deftypefn {Built-in Function} int64_t __builtin_bswap64 (int64_t x) +Similar to @code{__builtin_bswap32}, except the argument and return types +are 64-bit. +@end deftypefn @node Target Builtins @section Built-in Functions Specific to Particular Target Machines |
