1 files changed, 1 insertions, 1 deletions
diff --git a/tcg/tcg.h b/tcg/tcg.h
index e83073b034..323cc52c1c 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -457,7 +457,7 @@ uint64_t tcg_helper_divu_i64(uint64_t arg1, uint64_t arg2);
 uint64_t tcg_helper_remu_i64(uint64_t arg1, uint64_t arg2);
 
 extern uint8_t code_gen_prologue[];
-#if defined(__powerpc__) && !defined(__powerpc64__)
+#if defined(_ARCH_PPC) && !defined(_ARCH_PPC64)
 #define tcg_qemu_tb_exec(tb_ptr) \
     ((long REGPARM __attribute__ ((longcall)) (*)(void *))code_gen_prologue)(tb_ptr)
 #else