Table 4-18. Summary Of Ambiguous Dsp1600 Commands Requiring A Mnemonic - Lucent Technologies DSP1617 Information Manual

DSP1611/17/18/27/28/29 DIGITAL SIGNAL PROCESSOR
Instruction Set
4.5 Instruction Set
4.5.8 Assembler Ambiguities (continued)
Table 4-18 is a summary of DSP1600 ambiguous instructions that might need a mnemonic.

Table 4-18. Summary of Ambiguous DSP1600 Commands Requiring a Mnemonic

j = LABEL1 k = LABEL1
a1 = a0 a0 = a1
a1l = *rM y = *rM
*rM = y *rM = yl
a1 = p a0 = p
aD = aS << 4 aD = aS << 8
Notes:
LABEL1 = any valid DSP1600 label.
aD, aS = a0 or a1.
aT = a0, a1, a0l, or a1l.
Z = *rMzp, *rMpz, *rMm2, or *rM++j (M = 0, 1, 2, or 3).
rM = r0, r1, r2, or r3.
4-36
(continued)
rb = LABEL1
a0 = *rM
x = *rM
Z : aT
a1 = y
aD = aS << 16
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Information Manual
re = LABEL1 rM = LABEL1
a0l = *rM a1 = *rM
yl = *rM *rM = aT
Z : y Z : yl
a0 = y aD = aS << 1
aD = aS + p aD = aS – p
Lucent Technologies Inc.
April 1998