diff options
| author | Richard Henderson <rth@twiddle.net> | 2012-08-24 15:55:34 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-01-05 12:18:42 -0800 |
| commit | 28d555566719dada8e2d028ff611b4fb8a984e0c (patch) | |
| tree | fbecbc0a415f8cc36685722460f60e23200835cd /target-s390x | |
| parent | c4f0a863c3b980694e2ccb8fa3252a0eb8ef6a97 (diff) | |
target-s390: Convert SPKA
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/insn-data.def | 2 | ||||
| -rw-r--r-- | target-s390x/translate.c | 20 |
2 files changed, 10 insertions, 12 deletions
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index a45454c4b9..f95ba11b3a 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -640,6 +640,8 @@ C(0xb206, SCKC, S, Z, 0, m2_64, 0, 0, sckc, 0) /* SET CPU TIMER */ C(0xb208, SPT, S, Z, 0, m2_64, 0, 0, spt, 0) +/* SET PSW KEY FROM ADDRESS */ + C(0xb20a, SPKA, S, Z, 0, a2, 0, 0, spka, 0) /* SET SYSTEM MASK */ C(0x8000, SSM, S, Z, 0, m2_8u, 0, 0, ssm, 0) /* SIGNAL PROCESSOR */ diff --git a/target-s390x/translate.c b/target-s390x/translate.c index a31849253b..6296113dca 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -1033,18 +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 0x0a: /* SPKA D2(B2) [S] */ - /* Set PSW Key from Address */ - 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_andi_i64(tmp2, psw_mask, ~PSW_MASK_KEY); - tcg_gen_shli_i64(tmp, tmp, PSW_SHIFT_KEY - 4); - tcg_gen_or_i64(psw_mask, tmp2, tmp); - tcg_temp_free_i64(tmp2); - tcg_temp_free_i64(tmp); - break; case 0x0d: /* PTLB [S] */ /* Purge TLB */ check_privileged(s); @@ -2872,6 +2860,14 @@ static ExitStatus op_sfpc(DisasContext *s, DisasOps *o) } #ifndef CONFIG_USER_ONLY +static ExitStatus op_spka(DisasContext *s, DisasOps *o) +{ + check_privileged(s); + tcg_gen_shri_i64(o->in2, o->in2, 4); + tcg_gen_deposit_i64(psw_mask, psw_mask, o->in2, PSW_SHIFT_KEY - 4, 4); + return NO_EXIT; +} + static ExitStatus op_ssm(DisasContext *s, DisasOps *o) { check_privileged(s); |