constexpr for division in RNG

unitaryfund · Aug 25, 2024 · 7ef2bd2 · 7ef2bd2
1 parent 7bd3903
commit 7ef2bd2
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/include/common/rdrandwrapper.hpp b/include/common/rdrandwrapper.hpp
@@ -160,14 +160,14 @@ class RdRandom {
 
     real1_f Next()
     {
-        unsigned v = NextRaw();
-        real1_f res = ZERO_R1_F;
 #if FPPOW < 6
-        real1_f part = ONE_R1_F / (1ULL << 32U);
+        constexpr real1_f inc = ONE_R1_F / (1ULL << 32U);
 #else
-        real1_f part = ONE_R1_F / (1ULL << 64U);
+        constexpr real1_f inc = ONE_R1_F / (1ULL << 64U);
 #endif
-
+        unsigned v = NextRaw();
+        real1_f res = ZERO_R1_F;
+        real1_f part = inc;
         for (unsigned i = 0U; i < 32U; ++i) {
             if ((v >> i) & 1U) {
                 res += part;