11.07.2015 Views

section 7 - Index of

section 7 - Index of

section 7 - Index of

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

CMPM Compare Magnitude CMPMCondition Codes:I LF I DM I T I ** I 81 I 80 I 11 I [0 I15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 08 I I I L E u I N I z v... MR ~~CCRI ~IS - Computed according to the definition in A.5 CONDITION CODE COMPUTATIONL - Set if data limiting has occurred during a parallel moveE - Set if the signed integer portion <strong>of</strong> A or B result is in useU - Set if A or B result is unnormalizedN - Set if bit 55 <strong>of</strong> A or B result is setZ- Set if A or B result equals zeroV - Set if overflow has occurred in A or B resultC - Set if a carry (or borrow) occurs from bit 55 <strong>of</strong> A or B result.Note: The definitions <strong>of</strong> the E and U bits vary according to the scaling mode being used.Refer to Section A.5 for complete details.Instruction Format:CMPM 81, S2Opcode:23 8 7 4 3DATA BUS MOVE FIELD I 0 J J J I doOPTIONAL EFFECTIVE ADDRESS EXTENSIONInstruction Fields:81,82 J J J dB,A 0000A,B 0001XO,A 1 00081,S2 J J J dXO,B 1 001YO,A 101 0YO,B 1 0 1 1Timing: 2+mv oscillator clock cyclesMemory: 1 +mv program words81,S2 J J J dX1,A 1 1 00X1,B 1 1 0 1Y1,A 1 1 1 0Y1,B 1 1 1 1-

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!