NonStop S-Series Server Description Manual (G06.27+)

TNS Instruction Binary Coding
HP NonStop S-Series Server Description Manual—520331-004
B-8
Table B-7. Binary Coding, Floating-Point Instructions
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0 0 0 Stack Operand Code
<7:15> vk cc <7:15> vk cc
270 FADD va
271 FSUB va
272 FMPY va
273 FDIV va
274 FNEG a
2 7 5 FCMP a
276 CEF a
277 CEFR a
300 EADD va
301 ESUB va
302 EMPY va
303 EDIV va
304 ENEG a
305 ECMP a
306 CDF a
307 CDI a
310 CFIR a
311 CFI a
312 CFD a
3 1 3 CFDR a
314 CED a
3 1 5 CEDR a
316 CEIR a
317 IDXD a
320 CFQ a
321 CFQR a
322 CEQ a
323 CEQR a
324 CQF a
325 CFE a
326 CDFR a
327 CID a
330 CQFR a
331 CIF a
332 CIE a
334 CDE a
335 CQER a
336 CQE a
337 CEI a
344 IDX1 a
345 IDX2 a
346 IDX3 a
347 IDXP a
v = Overflow
k = Carry
cc = Condition Codes:
a CCL (result < 0) or (opr1 < opr2)
CCE (result = 0) or (opr1 = opr2)
CCG (result > 0) or (opr1 > opr2)
Note: opr1 is first item pushed on
stack, opr2 is second.