diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/s390x/mem_helper.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 704d0193b5..bacae4f503 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -1019,15 +1019,15 @@ void HELPER(pack)(CPUS390XState *env, uint32_t len, uint64_t dest, uint64_t src) len_src--; /* now pack every value */ - while (len_dest >= 0) { + while (len_dest > 0) { b = 0; - if (len_src > 0) { + if (len_src >= 0) { b = cpu_ldub_data_ra(env, src, ra) & 0x0f; src--; len_src--; } - if (len_src > 0) { + if (len_src >= 0) { b |= cpu_ldub_data_ra(env, src, ra) << 4; src--; len_src--; |