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target-s390: Convert SCK

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Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2012-08-24 15:20:49 -07:00
parent 71bd666963
commit 3528979951
4 changed files with 3 additions and 19 deletions
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1
target-s390x/helper.h
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@ -84,7 +84,6 @@ 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_FLAGS_1(sck, TCG_CALL_NO_RWG, i32, i64)
DEF_HELPER_2(stck, i32, env, i64)
DEF_HELPER_2(stcke, i32, env, i64)
DEF_HELPER_FLAGS_2(sckc, TCG_CALL_NO_RWG, void, env, i64)

3
target-s390x/insn-data.def
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@ -633,6 +633,9 @@
/* We only do 64-bit, so accept this as a no-op.
Let SAM24 and SAM31 signal illegal instruction. */
C(0x010e, SAM64, E, Z, 0, 0, 0, 0, 0, 0)
/* SET CLOCK */
/* ??? Not implemented - is it necessary? */
C(0xb204, SCK, S, Z, 0, 0, 0, 0, 0, 0)
/* SET SYSTEM MASK */
C(0x8000, SSM, S, Z, 0, m2_8u, 0, 0, ssm, 0)
/* SIGNAL PROCESSOR */

8
target-s390x/misc_helper.c
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@ -143,14 +143,6 @@ void HELPER(spx)(CPUS390XState *env, uint64_t a1)
tlb_flush_page(env, TARGET_PAGE_SIZE);
}
/* Set Clock */
uint32_t HELPER(sck)(uint64_t a1)
{
/* XXX not implemented - is it necessary? */
return 0;
}
static inline uint64_t clock_value(CPUS390XState *env)
{
uint64_t time;

10
target-s390x/translate.c
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@ -1033,16 +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 0x04: /* SCK D2(B2) [S] */
/* Set Clock */
check_privileged(s);
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_sck(cc_op, tmp);
set_cc_static(s);
tcg_temp_free_i64(tmp);
break;
case 0x05: /* STCK D2(B2) [S] */
/* Store Clock */
decode_rs(s, insn, &r1, &r3, &b2, &d2);