diff options
Diffstat (limited to 'src/common/common_funcs.h')
-rw-r--r-- | src/common/common_funcs.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/common/common_funcs.h b/src/common/common_funcs.h index 88e452a16..ed20c3629 100644 --- a/src/common/common_funcs.h +++ b/src/common/common_funcs.h @@ -45,14 +45,20 @@ // GCC 4.8 defines all the rotate functions now // Small issue with GCC's lrotl/lrotr intrinsics is they are still 32bit while we require 64bit -#ifndef _rotl -inline u32 _rotl(u32 x, int shift) { +#ifdef _rotl +#define rotl _rotl +#else +inline u32 rotl(u32 x, int shift) { shift &= 31; if (!shift) return x; return (x << shift) | (x >> (32 - shift)); } +#endif -inline u32 _rotr(u32 x, int shift) { +#ifdef _rotr +#define rotr _rotr +#else +inline u32 rotr(u32 x, int shift) { shift &= 31; if (!shift) return x; return (x >> shift) | (x << (32 - shift)); |