diff options
Diffstat (limited to 'target-s390x/translate.c')
| -rw-r--r-- | target-s390x/translate.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/target-s390x/translate.c b/target-s390x/translate.c index 563c2e79af..e355de26ce 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -1033,26 +1033,6 @@ static void disas_b2(CPUS390XState *env, DisasContext *s, int op, LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2); switch (op) { - case 0x10: /* SPX D2(B2) [S] */ - /* Set Prefix Register */ - check_privileged(s); - decode_rs(s, insn, &r1, &r3, &b2, &d2); - tmp = get_address(s, 0, b2, d2); - potential_page_fault(s); - gen_helper_spx(cpu_env, tmp); - tcg_temp_free_i64(tmp); - break; - case 0x11: /* STPX D2(B2) [S] */ - /* Store Prefix */ - check_privileged(s); - decode_rs(s, insn, &r1, &r3, &b2, &d2); - tmp = get_address(s, 0, b2, d2); - tmp2 = tcg_temp_new_i64(); - tcg_gen_ld_i64(tmp2, cpu_env, offsetof(CPUS390XState, psa)); - tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); - tcg_temp_free_i64(tmp); - tcg_temp_free_i64(tmp2); - break; case 0x12: /* STAP D2(B2) [S] */ /* Store CPU Address */ check_privileged(s); @@ -2946,6 +2926,21 @@ static ExitStatus op_stpt(DisasContext *s, DisasOps *o) return NO_EXIT; } +static ExitStatus op_spx(DisasContext *s, DisasOps *o) +{ + check_privileged(s); + gen_helper_spx(cpu_env, o->in2); + return NO_EXIT; +} + +static ExitStatus op_stpx(DisasContext *s, DisasOps *o) +{ + check_privileged(s); + tcg_gen_ld_i64(o->out, cpu_env, offsetof(CPUS390XState, psa)); + tcg_gen_andi_i64(o->out, o->out, 0x7fffe000); + return NO_EXIT; +} + static ExitStatus op_stnosm(DisasContext *s, DisasOps *o) { uint64_t i2 = get_field(s->fields, i2); |