Revert "disable optimizations for PopCount (#99796)"

This reverts commit aee4957.
dotnet · Apr 18, 2024 · 5dfa7c3 · 5dfa7c3
1 parent 47afa79
commit 5dfa7c3
Showing 1 changed file with 0 additions and 8 deletions.
diff --git a/src/coreclr/jit/utils.cpp b/src/coreclr/jit/utils.cpp
@@ -3192,11 +3192,6 @@ uint32_t BitOperations::Log2(uint64_t value)
 // Return Value:
 //    The population count (number of bits set) of value
 //
-#if defined(_MSC_VER)
-// Disable optimizations for PopCount to avoid the compiler from generating intrinsics
-// not supported on all platforms.
-#pragma optimize("", off)
-#endif // _MSC_VER
 uint32_t BitOperations::PopCount(uint32_t value)
 {
 #if defined(_MSC_VER)
@@ -3249,9 +3244,6 @@ uint32_t BitOperations::PopCount(uint64_t value)
     return static_cast<uint32_t>(result);
 #endif
 }
-#if defined(_MSC_VER)
-#pragma optimize("", on)
-#endif // _MSC_VER
 
 //------------------------------------------------------------------------
 // BitOperations::ReverseBits: Reverses the bits in an integer value