target-mips: use nor instead of or + not

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6801 c046a42c-6fe2-441c-8c8c-71466251a162

diff --git a/target-mips/translate.c b/target-mips/translate.c
index 5159538..8dc7976 100644 (file)
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -1613,8 +1613,7 @@ static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc,
         opn = "and";
         break;
     case OPC_NOR:
-        tcg_gen_or_tl(t0, t0, t1);
-        tcg_gen_not_tl(t0, t0);
+        tcg_gen_nor_tl(t0, t0, t1);
         opn = "nor";
         break;
     case OPC_OR: