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Content
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List of MMIX Special Registers
| Symbol |
Register Name |
Related Instructions |
| rA |
Arithmetic status register |
Signed and
Float Arithmetic,
SL,
Load and Store,
TRIP,
TRAP,
RESUME
|
| rB |
Bootstrap register |
TRIP,
RESUME
|
| rC |
Continuation register |
|
| rD |
Dividend register |
DIVU
|
| rE |
Epsilon register |
FCMPE,
FUNE,
FEQLE
|
| rF |
Failure location register |
|
| rG |
Global threshold register |
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| rH |
Himult register |
MULU
|
| rI |
Interval counter |
|
| rJ |
Return-jump register |
PUSHJ,
PUSHGO,
POP
|
| rK |
Interrupt mask register |
|
| rL |
Local threshold register |
|
| rM |
Multiplex mask register |
MUX
|
| rN |
Serial number |
|
| rO |
Register stack offset |
SAVE,
UNSAVE
|
| rP |
Prediction register |
CSWAP
|
| rQ |
Interrupt request register |
|
| rR |
Remainder register |
DIV,
DIVU
|
| rS |
Register stack pointer |
SAVE,
UNSAVE
|
| rT |
Trap address register |
TRAP
|
| rU |
Usage counter |
|
| rV |
Virtual translation register |
LDVTS
|
| rW |
Where-interrupted register |
TRIP,
RESUME
|
| rX |
Execution register |
TRIP,
RESUME
|
| rY |
Y operand |
TRIP,
RESUME
|
| rZ |
Z operand |
TRIP,
RESUME
|
| rBB |
Bootstrap register |
TRAP,
RESUME
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| rTT |
Dynamic trap address register |
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| rWW |
Where-interrupted register |
TRAP,
RESUME
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| rXX |
Execution register |
TRAP,
RESUME
|
| rYY |
Y operand |
TRAP,
RESUME
|
| rZZ |
Z operand |
TRAP,
RESUME
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