[Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 for the tcg temporary

[Richard Henderson]

R12 is call clobbered, while R8 is call saved.  This change
gives tcg one more call saved register for real data.

Reviewed-by: Aurelien Jarno <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
 tcg/arm/tcg-target.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index cc442b6..ff75379 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -113,7 +113,7 @@ static const int tcg_target_call_oarg_regs[2] = {
     TCG_REG_R0, TCG_REG_R1
 };
 
-#define TCG_REG_TMP  TCG_REG_R8
+#define TCG_REG_TMP  TCG_REG_R12
 
 static inline void reloc_abs32(void *code_ptr, tcg_target_long target)
 {
-- 
1.8.1.4