tcg/arm: Use r6 as TCG_AREG0 to avoid clash with Thumb framepointer
On ARM, in Thumb mode r7 is used for the framepointer; this meant
that we would fail to compile in debug mode because we were using r7
for TCG_AREG0. Shift to r6 instead to avoid this clash.
(Bug reported as LP:870990.)
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
diff --git a/dyngen-exec.h b/dyngen-exec.h
index 3544372..09be9ea 100644
--- a/dyngen-exec.h
+++ b/dyngen-exec.h
@@ -31,7 +31,7 @@
#elif defined(_ARCH_PPC)
#define AREG0 "r27"
#elif defined(__arm__)
-#define AREG0 "r7"
+#define AREG0 "r6"
#elif defined(__hppa__)
#define AREG0 "r17"
#elif defined(__mips__)
