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D.2 opcode map symbols and meanings – Texas Instruments TMS320C67X/C67X+ DSP User Manual

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Opcode Map Symbols and Meanings

D-3

.L Unit Instructions and Opcode Maps

SPRU733

D.2 Opcode Map Symbols and Meanings

Table D−2 lists the symbols and meanings used in the opcode maps.

Table D−2. .L Unit Opcode Map Symbol Definitions

Symbol

Meaning

creg

3-bit field specifying a conditional register

dst

destination

op

opfield; field within opcode that specifies a unique instruction

p

parallel execution; 0 = next instruction is not executed in parallel, 1 = next instruction is
executed in parallel

s

side A or B for destination; 0 = side A, 1 = side B

src1

source 1

src2

source 2

x

cross path for src2; 0 = do not use cross path, 1 = use cross path

z

test for equality with zero or nonzero