Additional div macro

mborland · mborland · commit 8360a3ceee17 · 2025-03-18T09:23:38.000-04:00
diff --git a/include/boost/decimal/detail/u128.hpp b/include/boost/decimal/detail/u128.hpp
@@ -2057,7 +2057,8 @@ constexpr u128 operator/(const u128 lhs, const u128 rhs) noexcept
 {
     // On ARM64 and PPC64LE this is unconditionally better
     // On x64 this is only better when both lhs and rhs are two word numbers
-    #if defined(__aarch64__) || (defined(__ppc64__) || defined(__PPC64__) || defined(__ppc64le__) || defined(__PPC64LE__)) || defined(__s390x__)
+    #if (defined(__x86_64__) || (defined(__aarch64__) && !defined(__APPLE__)) || (defined(__ppc64__) || defined(__PPC64__) || defined(__ppc64le__) || defined(__PPC64LE__))) && defined(BOOST_DECIMAL_HAS_INT128) \
+        && (!defined(__clang_major__) || __clang_major__ >= 10)
 
     return static_cast<u128>(static_cast<unsigned __int128>(lhs) / static_cast<unsigned __int128>(rhs));
 

Original file line number	Diff line number	Diff line change
`@@ -2057,7 +2057,8 @@ constexpr u128 operator/(const u128 lhs, const u128 rhs) noexcept`
`2057`	`2057`	`{`
`2058`	`2058`	`// On ARM64 and PPC64LE this is unconditionally better`
`2059`	`2059`	`// On x64 this is only better when both lhs and rhs are two word numbers`
`2060`		`- #if defined(__aarch64__) \|\| (defined(__ppc64__) \|\| defined(__PPC64__) \|\| defined(__ppc64le__) \|\| defined(__PPC64LE__)) \|\| defined(__s390x__)`
	`2060`	`+ #if (defined(__x86_64__) \|\| (defined(__aarch64__) && !defined(__APPLE__)) \|\| (defined(__ppc64__) \|\| defined(__PPC64__) \|\| defined(__ppc64le__) \|\| defined(__PPC64LE__))) && defined(BOOST_DECIMAL_HAS_INT128) \`
	`2061`	`+ && (!defined(__clang_major__) \|\| __clang_major__ >= 10)`
`2061`	`2062`
`2062`	`2063`	`return static_cast<u128>(static_cast<unsigned __int128>(lhs) / static_cast<unsigned __int128>(rhs));`
`2063`	`2064`