diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index bcde1e6..87ae10b 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -368,6 +368,8 @@
 void tb_free(TranslationBlock *tb);
 void tb_flush(CPUState *cpu);
 void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr);
+TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc,
+                                   target_ulong cs_base, uint32_t flags);
 
 #if defined(USE_DIRECT_JUMP)