diff --git a/libtcc.c b/libtcc.c
index ade77c0..e73f1a8 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -1477,6 +1477,8 @@ static int rt_get_caller_pc(unsigned long *paddr,
         *paddr = uc->uc_mcontext.mc_eip;
 #elif defined(__dietlibc__)
         *paddr = uc->uc_mcontext.eip;
+#elif defined(__APPLE__)
+        *paddr = uc->uc_mcontext.__ss.__eip;
 #else
         *paddr = uc->uc_mcontext.gregs[REG_EIP];
 #endif
@@ -1486,6 +1488,8 @@ static int rt_get_caller_pc(unsigned long *paddr,
         fp = uc->uc_mcontext.mc_ebp;
 #elif defined(__dietlibc__)
         fp = uc->uc_mcontext.ebp;
+#elif defined(__APPLE__)
+        *paddr = uc->uc_mcontext.__ss.__ebp;
 #else
         fp = uc->uc_mcontext.gregs[REG_EBP];
 #endif
@@ -1508,10 +1512,16 @@ static int rt_get_caller_pc(unsigned long *paddr,
     int i;
 
     if (level == 0) {
+#if defined(__APPLE__)
+        *paddr = uc->uc_mcontext.__ss.__rip;
+#else
         /* XXX: only support linux */
         *paddr = uc->uc_mcontext.gregs[REG_RIP];
         return 0;
     } else {
+#if defined(__APPLE__)
+        *paddr = uc->uc_mcontext.__ss.__rbp;
+#else
         fp = uc->uc_mcontext.gregs[REG_RBP];
         for(i=1;i<level;i++) {
             /* XXX: check address validity with program info */