I've only tested on ARM and wasn't comfortable enabling it for all other architectures (although I too see no reason why it wouldn't work).
Colin
Alexandre Julliard wrote:
Colin Fowler elethiomel@gmail.com writes:
@@ -396,6 +396,88 @@ "beq $1,L0xchg_add\n\t" "mb")
+#elif defined(__arm__)
+/*
- Similar to the Sparc, many ARM CPUs lack the necessary
- atomic instructions. Fall back in a similar way, but instead
- use pthreads. This solution is generic enough to work on
- pretty much any CPU, but is still very fast thanks to
- Linux's NPTLS.
- */
Actually since it's generic there's no reason to put it in an __arm__ ifdef, it could simply be the default fallback.