From 817b838e3c9faca4eca7e878f901ba8122f02043 Mon Sep 17 00:00:00 2001
From: Stefan Weil <weil@mail.berlios.de>
Date: Sat, 17 Sep 2011 22:00:27 +0200
Subject: [PATCH] tcg: Declare TCG_TARGET_REG_BITS in tcg.h

TCG_TARGET_REG_BITS can be determined by the compiler,
so there is no need to declare it for each individual tcg target.

This is especially important for new tcg targets
which will be supported by the tcg interpreter.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 tcg/tcg.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tcg/tcg.h b/tcg/tcg.h
index dc5e9c92d2..1859faee00 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -22,6 +22,16 @@
  * THE SOFTWARE.
  */
 #include "qemu-common.h"
+
+/* Target word size (must be identical to pointer size). */
+#if UINTPTR_MAX == UINT32_MAX
+# define TCG_TARGET_REG_BITS 32
+#elif UINTPTR_MAX == UINT64_MAX
+# define TCG_TARGET_REG_BITS 64
+#else
+# error Unknown pointer size for tcg target
+#endif
+
 #include "tcg-target.h"
 #include "tcg-runtime.h"