Fix DEBUG_TCGV compile error.

Don't call TCGV_LOW on arg2.  This section of code falls under

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Acked-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6585 c046a42c-6fe2-441c-8c8c-71466251a162

tcg/tcg-op.h

diff --git a/tcg/tcg-op.h b/tcg/tcg-op.h
index b1d4e25..970c590 100644
--- a/tcg/tcg-op.h
+++ b/tcg/tcg-op.h
@@ -654,7 +654,7 @@
 static inline void tcg_gen_ld16u_i64(TCGv_i64 ret, TCGv_ptr arg2,
                                      tcg_target_long offset)
 {
-    tcg_gen_ld16u_i32(TCGV_LOW(ret), TCGV_LOW(arg2), offset);
+    tcg_gen_ld16u_i32(TCGV_LOW(ret), arg2, offset);
     tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
 }