IBM PPC440X5 - page 441

tw
Trap Word
Preliminary PPC440x5 CPU Core User’s Manual
instrset.fm.
September 12, 2002 Page 441 of 589
The enabling of trap debug events may affect the interrupt type caused by the execution of tw instruction.
Specifically, trap instructions may be enabled to cause Debug interrupts instead of Program interrupts. See
Trap (TRAP) Debug Event on page 234 for more details.
Table9-31. Extended Mnemonics for tw
Mnemonic Operands Function Other Registers
Altered
trap Trap unconditionally.
Extended mnemonic for
tw 31,0,0
tweq RA, RB
Trap if (RA) equal to (RB).
Extended mnemonic for
tw 4,RA,RB
twge RA, RB
Trap if (RA) greater than or equal to (RB).
Extended mnemonic for
tw 12,RA,RB
twgt RA, RB
Trap if (RA) greater than (RB).
Extended mnemonic for
tw 8,RA,RB
twle RA, RB
Trap if (RA) less than or equal to (RB).
Extended mnemonic for
tw 20,RA,RB
twlge RA, RB
Trap if (RA) logically greater than or equal to (RB).
Extended mnemonic for
tw 5,RA,RB
twlgt RA, RB
Trap if (RA) logically greater than (RB).
Extended mnemonic for
tw 1,RA,RB
twlle RA, RB
Trap if (RA) logically less than or equal to (RB).
Extended mnemonic for
tw 6,RA,RB
twllt RA, RB
Trap if (RA) logically less than (RB).
Extended mnemonic for
tw 2,RA,RB
twlng RA, RB
Trap if (RA) logically not greater than (RB).
Extended mnemonic for
tw 6,RA,RB
twlnl RA, RB
Trap if (RA) logically not less than (RB).
Extended mnemonic for
tw 5,RA,RB
twlt RA, RB
Trap if (RA) less than (RB).
Extended mnemonic for
tw 16,RA,RB
twne RA, RB
Trap if (RA) not equal to (RB).
Extended mnemonic for
tw 24,RA,RB