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target-s390: Convert STCK

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-08-24 15:31:07 -07:00
parent 3528979951
commit 434c91a5f4
4 changed files with 14 additions and 14 deletions
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2
target-s390x/helper.h
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@ -84,7 +84,7 @@ DEF_HELPER_3(servc, i32, env, i32, i64)
DEF_HELPER_4(diag, i64, env, i32, i64, i64)
DEF_HELPER_3(load_psw, void, env, i64, i64)
DEF_HELPER_FLAGS_2(spx, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_2(stck, i32, env, i64)
DEF_HELPER_FLAGS_1(stck, TCG_CALL_NO_RWG_SE, i64, env)
DEF_HELPER_2(stcke, i32, env, i64)
DEF_HELPER_FLAGS_2(sckc, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_FLAGS_2(stckc, TCG_CALL_NO_RWG, void, env, i64)

3
target-s390x/insn-data.def
View file

@ -640,6 +640,9 @@
C(0x8000, SSM, S, Z, 0, m2_8u, 0, 0, ssm, 0)
/* SIGNAL PROCESSOR */
C(0xae00, SIGP, RS_a, Z, r3_o, a2, 0, 0, sigp, 0)
/* STORE CLOCK */
C(0xb205, STCK, S, Z, la2, 0, new, m1_64, stck, 0)
C(0xb27c, STCKF, S, Z, la2, 0, new, m1_64, stck, 0)
/* STORE CONTROL */
C(0xb600, STCTL, RS_a, Z, 0, a2, 0, 0, stctl, 0)
C(0xeb25, STCTG, RSY_a, Z, 0, a2, 0, 0, stctg, 0)

6
target-s390x/misc_helper.c
View file

@ -154,11 +154,9 @@ static inline uint64_t clock_value(CPUS390XState *env)
}
/* Store Clock */
uint32_t HELPER(stck)(CPUS390XState *env, uint64_t a1)
uint64_t HELPER(stck)(CPUS390XState *env)
{
cpu_stq_data(env, a1, clock_value(env));
return 0;
return clock_value(env);
}
/* Store Clock Extended */

17
target-s390x/translate.c
View file

@ -1033,15 +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 0x05: /* STCK D2(B2) [S] */
/* Store Clock */
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_stck(cc_op, cpu_env, tmp);
set_cc_static(s);
tcg_temp_free_i64(tmp);
break;
case 0x06: /* SCKC D2(B2) [S] */
/* Set Clock Comparator */
check_privileged(s);
@ -2924,6 +2915,14 @@ static ExitStatus op_ssm(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
static ExitStatus op_stck(DisasContext *s, DisasOps *o)
{
gen_helper_stck(o->out, cpu_env);
/* ??? We don't implement clock states. */
gen_op_movi_cc(s, 0);
return NO_EXIT;
}
static ExitStatus op_stctg(DisasContext *s, DisasOps *o)
{
TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));