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s390x/tcg: Implement MULTIPLY HALFWORD (MGH)
Just like MULTIPLY HALFWORD IMMEDIATE (MGHI), only the second operand (signed 16 bit) comes from memory. Signed-off-by: David Hildenbrand <david@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20200928122717.30586-6-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
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/* MULTIPLY HALFWORD */
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C(0x4c00, MH, RX_a, Z, r1_o, m2_16s, new, r1_32, mul, 0)
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C(0xe37c, MHY, RXY_a, GIE, r1_o, m2_16s, new, r1_32, mul, 0)
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C(0xe33c, MGH, RXY_a, MIE2,r1_o, m2_16s, r1, 0, mul, 0)
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/* MULTIPLY HALFWORD IMMEDIATE */
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C(0xa70c, MHI, RI_a, Z, r1_o, i2, new, r1_32, mul, 0)
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C(0xa70d, MGHI, RI_a, Z, r1_o, i2, r1, 0, mul, 0)
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