From dd3eb7b54f0dbcf76e3ccfdf8535201049670378 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Fri, 24 Aug 2012 15:36:58 -0700 Subject: target-s390: Convert SCKC, STCKC Signed-off-by: Richard Henderson --- target-s390x/helper.h | 2 +- target-s390x/insn-data.def | 4 ++++ target-s390x/misc_helper.c | 8 +++----- target-s390x/translate.c | 32 ++++++++++++++------------------ 4 files changed, 22 insertions(+), 24 deletions(-) (limited to 'target-s390x') diff --git a/target-s390x/helper.h b/target-s390x/helper.h index d3a30cb4a0..a55aa9f4d7 100644 --- a/target-s390x/helper.h +++ b/target-s390x/helper.h @@ -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) diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def index 4404791661..06c780ba21 100644 --- a/target-s390x/insn-data.def +++ b/target-s390x/insn-data.def @@ -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) diff --git a/target-s390x/misc_helper.c b/target-s390x/misc_helper.c index f1edf6c67b..9263ae727f 100644 --- a/target-s390x/misc_helper.c +++ b/target-s390x/misc_helper.c @@ -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 */ diff --git a/target-s390x/translate.c b/target-s390x/translate.c index 624ee8d99a..30c7acec22 100644 --- a/target-s390x/translate.c +++ b/target-s390x/translate.c @@ -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)); -- cgit v1.2.1