as: Z8000-Regs

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1 9.57.2.2 Register Names
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1 The Z8000 has sixteen 16 bit registers, numbered 0 to 15.  You can refer
1 to different sized groups of registers by register number, with the
1 prefix 'r' for 16 bit registers, 'rr' for 32 bit registers and 'rq' for
1 64 bit registers.  You can also refer to the contents of the first eight
1 (of the sixteen 16 bit registers) by bytes.  They are named 'rlN' and
1 'rhN'.
1 
1 _byte registers_
1      rl0 rh0 rl1 rh1 rl2 rh2 rl3 rh3
1      rl4 rh4 rl5 rh5 rl6 rh6 rl7 rh7
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1 _word registers_
1      r0 r1 r2 r3 r4 r5 r6 r7 r8 r9 r10 r11 r12 r13 r14 r15
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1 _long word registers_
1      rr0 rr2 rr4 rr6 rr8 rr10 rr12 rr14
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1 _quad word registers_
1      rq0 rq4 rq8 rq12
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