target/s390x: Handle STGRL to non-aligned addresses
Use MO_ALIGN and let do_unaligned_access() generate a specification exception. Reported-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com> Suggested-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com> Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230316164428.275147-11-iii@linux.ibm.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
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@ -842,14 +842,14 @@
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/* STORE */
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D(0x5000, ST, RX_a, Z, r1_o, a2, 0, 0, st32, 0, 0)
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D(0xe350, STY, RXY_a, LD, r1_o, a2, 0, 0, st32, 0, 0)
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C(0xe324, STG, RXY_a, Z, r1_o, a2, 0, 0, st64, 0)
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F(0x6000, STD, RX_a, Z, f1, a2, 0, 0, st64, 0, IF_AFP1)
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F(0xed67, STDY, RXY_a, LD, f1, a2, 0, 0, st64, 0, IF_AFP1)
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D(0xe324, STG, RXY_a, Z, r1_o, a2, 0, 0, st64, 0, 0)
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E(0x6000, STD, RX_a, Z, f1, a2, 0, 0, st64, 0, 0, IF_AFP1)
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E(0xed67, STDY, RXY_a, LD, f1, a2, 0, 0, st64, 0, 0, IF_AFP1)
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E(0x7000, STE, RX_a, Z, e1, a2, 0, 0, st32, 0, 0, IF_AFP1)
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E(0xed66, STEY, RXY_a, LD, e1, a2, 0, 0, st32, 0, 0, IF_AFP1)
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/* STORE RELATIVE LONG */
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D(0xc40f, STRL, RIL_b, GIE, r1_o, ri2, 0, 0, st32, 0, MO_ALIGN)
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C(0xc40b, STGRL, RIL_b, GIE, r1_o, ri2, 0, 0, st64, 0)
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D(0xc40b, STGRL, RIL_b, GIE, r1_o, ri2, 0, 0, st64, 0, MO_ALIGN)
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/* STORE CHARACTER */
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C(0x4200, STC, RX_a, Z, r1_o, a2, 0, 0, st8, 0)
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C(0xe372, STCY, RXY_a, LD, r1_o, a2, 0, 0, st8, 0)
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@ -4399,7 +4399,8 @@ static DisasJumpType op_st32(DisasContext *s, DisasOps *o)
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static DisasJumpType op_st64(DisasContext *s, DisasOps *o)
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{
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tcg_gen_qemu_st64(o->in1, o->in2, get_mem_index(s));
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tcg_gen_qemu_st_i64(o->in1, o->in2, get_mem_index(s),
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MO_TEUQ | s->insn->data);
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return DISAS_NEXT;
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}
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