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target-s390: Convert STIDP

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-09-05 10:21:47 -07:00
parent 4600c994d9
commit 71bd666963
4 changed files with 9 additions and 16 deletions
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1
target-s390x/helper.h
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@ -83,7 +83,6 @@ DEF_HELPER_FLAGS_2(sfpc, TCG_CALL_NO_RWG, void, env, i64)
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(stidp, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_FLAGS_2(spx, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_FLAGS_1(sck, TCG_CALL_NO_RWG, i32, i64)
DEF_HELPER_2(stck, i32, env, i64)

2
target-s390x/insn-data.def
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@ -640,6 +640,8 @@
/* 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)
/* STORE CPU ID */
C(0xb202, STIDP, S, Z, la2, 0, new, m1_64, stidp, 0)
/* STORE THEN AND SYSTEM MASK */
C(0xac00, STNSM, SI, Z, la1, 0, 0, 0, stnosm, 0)
/* STORE THEN OR SYSTEM MASK */

6
target-s390x/misc_helper.c
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@ -131,12 +131,6 @@ uint64_t HELPER(diag)(CPUS390XState *env, uint32_t num, uint64_t mem,
return r;
}
/* Store CPU ID */
void HELPER(stidp)(CPUS390XState *env, uint64_t a1)
{
cpu_stq_data(env, a1, env->cpu_num);
}
/* Set Prefix */
void HELPER(spx)(CPUS390XState *env, uint64_t a1)
{

16
target-s390x/translate.c
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@ -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 0x02: /* STIDP D2(B2) [S] */
/* Store CPU ID */
check_privileged(s);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_stidp(cpu_env, tmp);
tcg_temp_free_i64(tmp);
break;
case 0x04: /* SCK D2(B2) [S] */
/* Set Clock */
check_privileged(s);
@ -2967,6 +2958,13 @@ static ExitStatus op_stctl(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
static ExitStatus op_stidp(DisasContext *s, DisasOps *o)
{
check_privileged(s);
tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, cpu_num));
return NO_EXIT;
}
static ExitStatus op_stnosm(DisasContext *s, DisasOps *o)
{
uint64_t i2 = get_field(s->fields, i2);