X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=base%2Fintmath.hh;h=5ffe2710393c78cd5d746f4e3a60f42f6d19caf0;hb=f5ef4c55331a72839c625c990b544c261e03b914;hp=cb5a34107c1e8ba0e21f2502fd9b8e819f04f3b9;hpb=2f316082e44259feb0bbd8e933d736e37244f3b7;p=gem5.git

diff --git a/base/intmath.hh b/base/intmath.hh
index cb5a34107..5ffe27103 100644
--- a/base/intmath.hh
+++ b/base/intmath.hh
@@ -119,6 +119,22 @@ FloorLog2(int64_t x)
     return FloorLog2((uint64_t)x);
 }
 
+#if defined(__APPLE__)
+inline int
+FloorLog2(size_t x)
+{
+    assert(x > 0);
+    assert(sizeof(size_t) == 4 || sizeof(size_t) == 8);
+
+    // It's my hope that this is optimized away?
+    if (sizeof(size_t) == 4)
+        return FloorLog2((uint32_t)x);
+     else if (sizeof(size_t) == 8)
+        return FloorLog2((uint64_t)x);
+
+}
+#endif
+
 template <class T>
 inline int
 CeilLog2(T n)