diff --git a/lib/libthr/arch/powerpc/include/pthread_md.h b/lib/libthr/arch/powerpc/include/pthread_md.h
index a9923d7337d..6aea5605f8a 100644
--- a/lib/libthr/arch/powerpc/include/pthread_md.h
+++ b/lib/libthr/arch/powerpc/include/pthread_md.h
@@ -72,14 +72,15 @@ _tcb_set(struct tcb *tcb)
 static __inline struct tcb *
 _tcb_get(void)
 {
-	register uint8_t *_tp;
+        register struct tcb *tcb;
+
 #ifdef __powerpc64__
-	__asm __volatile("mr %0,13" : "=r"(_tp));
+	__asm __volatile("mr %0,13\n\t" "addi %0,-" TP_OFFSET : "=r"(tcb));
 #else
-	__asm __volatile("mr %0,2" : "=r"(_tp));
+	__asm __volatile("mr %0,2\n\t" "addi %0,-" TP_OFFSET : "=r"(tcb));
 #endif
 
-	return ((struct tcb *)(_tp - TP_OFFSET));
+	return tcb;
 }
 
 static __inline struct pthread *