ab0a516e66
PR: ports/149044 Expr-run by: pav@ Thanks to: Andreas Tobler <andreast-list AT fgznet.ch>, decke@
18 lines
659 B
C++
18 lines
659 B
C++
--- js/src/jslock.cpp.orig 2009-10-07 20:15:38.000000000 +0200
|
|
+++ js/src/jslock.cpp 2009-10-07 21:36:14.000000000 +0200
|
|
@@ -160,8 +160,13 @@
|
|
unsigned int res;
|
|
|
|
__asm__ __volatile__ (
|
|
- "stbar\n"
|
|
- "cas [%1],%2,%3\n"
|
|
+ "membar #StoreLoad | #LoadLoad\n"
|
|
+# if defined (__sparc64__)
|
|
+ "casx [%1],%2,%3\n"
|
|
+# else
|
|
+ "cas [%1],%2,%3\n" /* 32-bit version */
|
|
+# endif
|
|
+ "membar #StoreLoad | #LoadLoad\n"
|
|
"cmp %2,%3\n"
|
|
"be,a 1f\n"
|
|
"mov 1,%0\n"
|