diff --git a/qemu/tcg/i386/tcg-target.h b/qemu/tcg/i386/tcg-target.h
index 4e174583..998d1854 100644
--- a/qemu/tcg/i386/tcg-target.h
+++ b/qemu/tcg/i386/tcg-target.h
@@ -86,10 +86,10 @@ typedef enum {
     TCG_REG_RDI = TCG_REG_EDI,
 
     TCG_AREG0 = TCG_REG_EBP,
+    TCG_REG_CALL_STACK = TCG_REG_ESP
 } TCGReg;
 
 /* used for function call generation */
-#define TCG_REG_CALL_STACK TCG_REG_ESP 
 #define TCG_TARGET_STACK_ALIGN 16
 #if defined(_WIN64) || (defined(__CYGWIN__) && defined(__x86_64__))
 #define TCG_TARGET_CALL_STACK_OFFSET 32