Merge pull request #1393 from IntelPython/fix-typo-in-sqrt

Fixed constexpr significant bits value for double
IntelPython · Sep 6, 2023 · a91fc55 · a91fc55
2 parents 87d1c13 + fed0e9b
commit a91fc55
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/dpctl/tensor/libtensor/include/kernels/elementwise_functions/sqrt.hpp b/dpctl/tensor/libtensor/include/kernels/elementwise_functions/sqrt.hpp
@@ -150,11 +150,11 @@ template <typename argT, typename resT> struct SqrtFunctor
 
     int get_normal_scale_double(const double &v) const
     {
-        constexpr int float_significant_bits = 53;
+        constexpr int double_significant_bits = 52;
         constexpr std::uint64_t exponent_mask = 0x7ff;
         constexpr int exponent_bias = 1023;
         const int scale = static_cast<int>(
-            (sycl::bit_cast<std::uint64_t>(v) >> float_significant_bits) &
+            (sycl::bit_cast<std::uint64_t>(v) >> double_significant_bits) &
             exponent_mask);
         return scale - exponent_bias;
     }