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-rw-r--r--target/s390x/cc_helper.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/target/s390x/cc_helper.c b/target/s390x/cc_helper.c
index 307ad61aee..0e467bf2b6 100644
--- a/target/s390x/cc_helper.c
+++ b/target/s390x/cc_helper.c
@@ -397,6 +397,11 @@ static uint32_t cc_calc_flogr(uint64_t dst)
     return dst ? 2 : 0;
 }
 
+static uint32_t cc_calc_lcbb(uint64_t dst)
+{
+    return dst == 16 ? 0 : 3;
+}
+
 static uint32_t do_calc_cc(CPUS390XState *env, uint32_t cc_op,
                                   uint64_t src, uint64_t dst, uint64_t vr)
 {
@@ -506,6 +511,9 @@ static uint32_t do_calc_cc(CPUS390XState *env, uint32_t cc_op,
     case CC_OP_FLOGR:
         r = cc_calc_flogr(dst);
         break;
+    case CC_OP_LCBB:
+        r = cc_calc_lcbb(dst);
+        break;
 
     case CC_OP_NZ_F32:
         r = set_cc_nz_f32(dst);