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target-s390: Convert LCTL, STCTL

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-08-22 14:17:58 -07:00
parent ea20490fdd
commit 504488b827
2 changed files with 28 additions and 30 deletions
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4
target-s390x/insn-data.def
View File

@ -465,6 +465,8 @@
#ifndef CONFIG_USER_ONLY
/* DIAGNOSE (KVM hypercall) */
C(0x8300, DIAG, RX_a, Z, 0, 0, 0, 0, diag, 0)
/* LOAD CONTROL */
C(0xb700, LCTL, RS_a, Z, 0, a2, 0, 0, lctl, 0)
/* LOAD PSW */
C(0x8200, LPSW, S, Z, 0, a2, 0, 0, lpsw, 0)
/* LOAD REAL ADDRESS */
@ -483,6 +485,8 @@
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 CONTROL */
C(0xb600, STCTL, RS_a, Z, 0, a2, 0, 0, stctl, 0)
/* STORE THEN AND SYSTEM MASK */
C(0xac00, STNSM, SI, Z, la1, 0, 0, 0, stnosm, 0)
/* STORE THEN OR SYSTEM MASK */

54
target-s390x/translate.c
View File

@ -2014,36 +2014,6 @@ static void disas_s390_insn(CPUS390XState *env, DisasContext *s)
r2 = insn & 0xf;
disas_b3(env, s, op, r3, r1, r2);
break;
#ifndef CONFIG_USER_ONLY
case 0xb6: /* STCTL R1,R3,D2(B2) [RS] */
/* Store Control */
check_privileged(s);
insn = ld_code4(env, s->pc);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
tmp32_1 = tcg_const_i32(r1);
tmp32_2 = tcg_const_i32(r3);
potential_page_fault(s);
gen_helper_stctl(cpu_env, tmp32_1, tmp, tmp32_2);
tcg_temp_free_i64(tmp);
tcg_temp_free_i32(tmp32_1);
tcg_temp_free_i32(tmp32_2);
break;
case 0xb7: /* LCTL R1,R3,D2(B2) [RS] */
/* Load Control */
check_privileged(s);
insn = ld_code4(env, s->pc);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
tmp32_1 = tcg_const_i32(r1);
tmp32_2 = tcg_const_i32(r3);
potential_page_fault(s);
gen_helper_lctl(cpu_env, tmp32_1, tmp, tmp32_2);
tcg_temp_free_i64(tmp);
tcg_temp_free_i32(tmp32_1);
tcg_temp_free_i32(tmp32_2);
break;
#endif
case 0xb9:
insn = ld_code4(env, s->pc);
r1 = (insn >> 4) & 0xf;
@ -2894,6 +2864,18 @@ static ExitStatus op_ld64(DisasContext *s, DisasOps *o)
}
#ifndef CONFIG_USER_ONLY
static ExitStatus op_lctl(DisasContext *s, DisasOps *o)
{
TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
check_privileged(s);
potential_page_fault(s);
gen_helper_lctl(cpu_env, r1, o->in2, r3);
tcg_temp_free_i32(r1);
tcg_temp_free_i32(r3);
return NO_EXIT;
}
static ExitStatus op_lra(DisasContext *s, DisasOps *o)
{
check_privileged(s);
@ -3213,6 +3195,18 @@ static ExitStatus op_ssm(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
static ExitStatus op_stctl(DisasContext *s, DisasOps *o)
{
TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
check_privileged(s);
potential_page_fault(s);
gen_helper_stctl(cpu_env, r1, o->in2, r3);
tcg_temp_free_i32(r1);
tcg_temp_free_i32(r3);
return NO_EXIT;
}
static ExitStatus op_stnosm(DisasContext *s, DisasOps *o)
{
uint64_t i2 = get_field(s->fields, i2);