diff --git a/vm/os-linux-x86-32.h b/vm/os-linux-x86-32.h
new file mode 100644
index 0000000000..e12133966d
--- /dev/null
+++ b/vm/os-linux-x86-32.h
@@ -0,0 +1,2 @@
+#define UAP_PROGRAM_COUNTER(ucontext) \
+	(((ucontext_t *)(ucontext))->uc_mcontext.gregs[14])