s390x/tcg: indicate value of TODPR in STCKE
We were not yet using the value of the TOD Programmable Register. Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20171208160207.26494-5-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
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@ -3897,7 +3897,10 @@ static ExitStatus op_stcke(DisasContext *s, DisasOps *o)
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{
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TCGv_i64 c1 = tcg_temp_new_i64();
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TCGv_i64 c2 = tcg_temp_new_i64();
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TCGv_i64 todpr = tcg_temp_new_i64();
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gen_helper_stck(c1, cpu_env);
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/* 16 bit value store in an uint32_t (only valid bits set) */
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tcg_gen_ld32u_i64(todpr, cpu_env, offsetof(CPUS390XState, todpr));
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/* Shift the 64-bit value into its place as a zero-extended
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104-bit value. Note that "bit positions 64-103 are always
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non-zero so that they compare differently to STCK"; we set
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@ -3905,11 +3908,13 @@ static ExitStatus op_stcke(DisasContext *s, DisasOps *o)
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tcg_gen_shli_i64(c2, c1, 56);
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tcg_gen_shri_i64(c1, c1, 8);
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tcg_gen_ori_i64(c2, c2, 0x10000);
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tcg_gen_or_i64(c2, c2, todpr);
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tcg_gen_qemu_st64(c1, o->in2, get_mem_index(s));
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tcg_gen_addi_i64(o->in2, o->in2, 8);
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tcg_gen_qemu_st64(c2, o->in2, get_mem_index(s));
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tcg_temp_free_i64(c1);
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tcg_temp_free_i64(c2);
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tcg_temp_free_i64(todpr);
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/* ??? We don't implement clock states. */
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gen_op_movi_cc(s, 0);
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return NO_EXIT;
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