diff options
Diffstat (limited to 'src/Specific/montgomery64_2e251m9/fenz.c')
-rw-r--r-- | src/Specific/montgomery64_2e251m9/fenz.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/Specific/montgomery64_2e251m9/fenz.c b/src/Specific/montgomery64_2e251m9/fenz.c new file mode 100644 index 000000000..51bde0513 --- /dev/null +++ b/src/Specific/montgomery64_2e251m9/fenz.c @@ -0,0 +1,25 @@ +#include <stdint.h> +#include <stdbool.h> +#include <x86intrin.h> +#include "liblow.h" + +#include "fenz.h" + +typedef unsigned int uint128_t __attribute__((mode(TI))); + +#if (defined(__GNUC__) || defined(__GNUG__)) && !(defined(__clang__)||defined(__INTEL_COMPILER)) +// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81294 +#define _subborrow_u32 __builtin_ia32_sbb_u32 +#define _subborrow_u64 __builtin_ia32_sbb_u64 +#endif + +#undef force_inline +#define force_inline __attribute__((always_inline)) + +void force_inline fenz(uint64_t* out, uint64_t x5, uint64_t x6, uint64_t x4, uint64_t x2) +{ uint64_t x7 = (x6 | x5); +{ uint64_t x8 = (x4 | x7); +{ uint64_t x9 = (x2 | x8); +out[0] = x9; +}}} +// caller: uint64_t out[1]; |