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target-s390: Convert SCKC, STCKC 

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-08-24 15:36:58 -07:00
parent 434c91a5f4
commit dd3eb7b54f
4 changed files with 22 additions and 24 deletions
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2
target-s390x/helper.h
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@ -87,7 +87,7 @@ DEF_HELPER_FLAGS_2(spx, TCG_CALL_NO_RWG, void, 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)
DEF_HELPER_FLAGS_1(stckc, TCG_CALL_NO_RWG, i64, env)
DEF_HELPER_FLAGS_2(spt, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_FLAGS_2(stpt, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_4(stsi, i32, env, i64, i32, i32)

4
target-s390x/insn-data.def
View File

@ -636,6 +636,8 @@
/* SET CLOCK */
/* ??? Not implemented - is it necessary? */
C(0xb204, SCK, S, Z, 0, 0, 0, 0, 0, 0)
/* SET CLOCK COMPARATOR */
C(0xb206, SCKC, S, Z, 0, m2_64, 0, 0, sckc, 0)
/* SET SYSTEM MASK */
C(0x8000, SSM, S, Z, 0, m2_8u, 0, 0, ssm, 0)
/* SIGNAL PROCESSOR */
@ -643,6 +645,8 @@
/* 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 CLOCK COMPARATOR */
C(0xb207, STCKC, S, Z, la2, 0, new, m1_64, stckc, 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)

8
target-s390x/misc_helper.c
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@ -174,10 +174,8 @@ uint32_t HELPER(stcke)(CPUS390XState *env, uint64_t a1)
}
/* Set Clock Comparator */
void HELPER(sckc)(CPUS390XState *env, uint64_t a1)
void HELPER(sckc)(CPUS390XState *env, uint64_t time)
{
uint64_t time = cpu_ldq_data(env, a1);
if (time == -1ULL) {
return;
}
@ -191,10 +189,10 @@ void HELPER(sckc)(CPUS390XState *env, uint64_t a1)
}
/* Store Clock Comparator */
void HELPER(stckc)(CPUS390XState *env, uint64_t a1)
uint64_t HELPER(stckc)(CPUS390XState *env)
{
/* XXX implement */
cpu_stq_data(env, a1, 0);
return 0;
}
/* Set CPU Timer */

32
target-s390x/translate.c
View File

@ -1033,24 +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 0x06: /* SCKC D2(B2) [S] */
/* Set Clock Comparator */
check_privileged(s);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_sckc(cpu_env, tmp);
tcg_temp_free_i64(tmp);
break;
case 0x07: /* STCKC D2(B2) [S] */
/* Store Clock Comparator */
check_privileged(s);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_stckc(cpu_env, tmp);
tcg_temp_free_i64(tmp);
break;
case 0x08: /* SPT D2(B2) [S] */
/* Set CPU Timer */
check_privileged(s);
@ -2923,6 +2905,20 @@ static ExitStatus op_stck(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
static ExitStatus op_sckc(DisasContext *s, DisasOps *o)
{
check_privileged(s);
gen_helper_sckc(cpu_env, o->in2);
return NO_EXIT;
}
static ExitStatus op_stckc(DisasContext *s, DisasOps *o)
{
check_privileged(s);
gen_helper_stckc(o->out, cpu_env);
return NO_EXIT;
}
static ExitStatus op_stctg(DisasContext *s, DisasOps *o)
{
TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));