target-mips: use CP0EnLo_XI instead of magic number

Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
Reviewed-by: Maciej W. Rozycki <macro@linux-mips.org>

diff --git a/target-mips/translate.c b/target-mips/translate.c
index a24863c..b80af98 100644 (file)
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -4947,7 +4947,7 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
 #if defined(TARGET_MIPS64)
             if (ctx->rxi) {
                 TCGv tmp = tcg_temp_new();
-                tcg_gen_andi_tl(tmp, arg, (3ull << 62));
+                tcg_gen_andi_tl(tmp, arg, (3ull << CP0EnLo_XI));
                 tcg_gen_shri_tl(tmp, tmp, 32);
                 tcg_gen_or_tl(arg, arg, tmp);
                 tcg_temp_free(tmp);
@@ -5002,7 +5002,7 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
 #if defined(TARGET_MIPS64)
             if (ctx->rxi) {
                 TCGv tmp = tcg_temp_new();
-                tcg_gen_andi_tl(tmp, arg, (3ull << 62));
+                tcg_gen_andi_tl(tmp, arg, (3ull << CP0EnLo_XI));
                 tcg_gen_shri_tl(tmp, tmp, 32);
                 tcg_gen_or_tl(arg, arg, tmp);
                 tcg_temp_free(tmp);