summaryrefslogtreecommitdiffstats
path: root/src/common/uint128.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/common/uint128.h')
-rw-r--r--src/common/uint128.h23
1 files changed, 3 insertions, 20 deletions
diff --git a/src/common/uint128.h b/src/common/uint128.h
index fda313bcc..45e384c33 100644
--- a/src/common/uint128.h
+++ b/src/common/uint128.h
@@ -1,30 +1,13 @@
#include <array>
#include <cstdint>
-#include <utility>
#include <cstring>
+#include <utility>
#include "common/common_types.h"
namespace Common {
-#ifdef _MSC_VER
-#include <intrin.h>
-
-#pragma intrinsic(_umul128)
-#endif
-
-inline u128 umul128(u64 a, u64 b) {
-#ifdef _MSC_VER
-u128 result;
-result[0] = _umul128(a, b, &result[1]);
-#else
-unsigned __int128 tmp = a;
-tmp *= b;
-u128 result;
-std::memcpy(&result, &tmp, sizeof(u128));
-#endif
-return result;
-}
+u128 Multiply64Into128(u64 a, u64 b);
-std::pair<u64, u64> udiv128(u128 dividend, u64 divisor);
+std::pair<u64, u64> Divide128On64(u128 dividend, u64 divisor);
} // namespace Common