diff options
| author | David Hildenbrand <david@redhat.com> | 2017-09-13 15:24:05 +0200 |
|---|---|---|
| committer | Cornelia Huck <cohuck@redhat.com> | 2017-09-19 18:31:31 +0200 |
| commit | e0b1a8a14e6bfcd66e1c20d6711f92ac86861e6b (patch) | |
| tree | 1cb9060af20a6e50e9fa8129a8c1f451f3bfca31 /target/s390x | |
| parent | 525f4b65c7d337f0c83488ee1e951a134b6ccfb7 (diff) | |
| download | qemu-e0b1a8a14e6bfcd66e1c20d6711f92ac86861e6b.tar.gz | |
target/s390x: use program_interrupt() in per_check_exception()
Clean it up by reusing program_interrupt(). Add a concern regarding
ilen.
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20170913132417.24384-11-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'target/s390x')
| -rw-r--r-- | target/s390x/misc_helper.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c index 8b07535b02..f3624d75eb 100644 --- a/target/s390x/misc_helper.c +++ b/target/s390x/misc_helper.c @@ -447,14 +447,17 @@ void HELPER(chsc)(CPUS390XState *env, uint64_t inst) #ifndef CONFIG_USER_ONLY void HELPER(per_check_exception)(CPUS390XState *env) { - CPUState *cs = CPU(s390_env_get_cpu(env)); + uint32_t ilen; if (env->per_perc_atmid) { - env->int_pgm_code = PGM_PER; - env->int_pgm_ilen = get_ilen(cpu_ldub_code(env, env->per_address)); - - cs->exception_index = EXCP_PGM; - cpu_loop_exit(cs); + /* + * FIXME: ILEN_AUTO is most probably the right thing to use. ilen + * always has to match the instruction referenced in the PSW. E.g. + * if a PER interrupt is triggered via EXECUTE, we have to use ilen + * of EXECUTE, while per_address contains the target of EXECUTE. + */ + ilen = get_ilen(cpu_ldub_code(env, env->per_address)); + program_interrupt(env, PGM_PER, ilen); } } |