34 lines
900 B
Plaintext
34 lines
900 B
Plaintext
0000nnnnmmmm1111
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macl ← ZeroExtend32(MACL);
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mach ← ZeroExtend32(MACH);
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s ← ZeroExtend1(S);
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m_field ← ZeroExtend4(m);
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n_field ← ZeroExtend4(n);
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m_address ← SignExtend32(Rm);
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n_address ← SignExtend32(Rn);
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value2 ← SignExtend32(ReadMemory32(ZeroExtend32(n_address)));
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n_address ← n_address + 4;
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IF (n_field = m_field)
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{
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m_address ← m_address + 4;
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n_address ← n_address + 4;
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}
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value1 ← SignExtend32(ReadMemory32(ZeroExtend32(m_address)));
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m_address ← m_address + 4;
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mul ← value2 × value1;
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mac ← (mach << 32) + macl;
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result ← mac + mul;
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IF (s = 1)
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IF (((result ⊕ mac) ∧ (result ⊕ mul))< 63 FOR 1 > = 1)
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IF (mac< 63 FOR 1 > = 0)
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result ← 247 - 1;
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ELSE
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ELSEresult ← - 247;
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result ← SignedSaturate48(result);
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macl ← result;
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mach ← result >> 32;
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Rm ← Register(m_address);
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Rn ← Register(n_address);
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MACL ← ZeroExtend32(macl);
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MACH ← ZeroExtend32(mach);
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