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10/16 Revision of instructions in Chapter 7
Implementation Notes: 1. For opcode 57, 58, ext opcode resides in 30-31 bit. 2. For opcode 61 (111101), the ext opcode resides in 29-31 bit or 30-31 bit, depending on whether 30-31 bit is 01. (Manual page 1194) 3. For the instructions with RMC and R, R is always at the 15th bit. 4. For opcode 60, the Rc bit is at the 21th bit. new: - Flag bit EX (31th bit), (P634) left to be entered: - stv(P492) & stxv(P507) , with DQ(RA) pattern. - In opcode 60, two with XX3 format and 3 arbitrary bits and one with XX4 format.
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Yuhan Xie
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Oct 16, 2018
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