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-rw-r--r--sys/sparc64/include/asm.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/sparc64/include/asm.h b/sys/sparc64/include/asm.h
index dea06c5..69a53be 100644
--- a/sys/sparc64/include/asm.h
+++ b/sys/sparc64/include/asm.h
@@ -103,6 +103,16 @@ CNAME(x):
#define END(x) .size x, . - x
/*
+ * WEAK_REFERENCE(): create a weak reference alias from sym.
+ * The macro is not a general asm macro that takes arbitrary names,
+ * but one that takes only C names. It does the non-null name
+ * translation inside the macro.
+ */
+#define WEAK_REFERENCE(sym, alias) \
+ .weak CNAME(alias); \
+ .equ CNAME(alias),CNAME(sym)
+
+/*
* Kernel RCS ID tag and copyright macros
*/
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