
SXT.x
SC140 DSP Core Reference Manual A-401
Example 3
sxt.l d3
Instruction Formats and Opcodes
Note: ** indicates serial grouping encoding.
Instruction Fields
Da JJJ Single Source Data Register
Dn FFF Single Source/Destination Data Register
L2:D2
$0:00 B400 0000 $0:$00 0000 7056
Register/Memory Address Before After
L3:D3
$0:$B4 8E60 6EC6 $0:$FF 8E60 6EC6
Instruction Words Cycles Type Opcode
15 8 7 0
SXT.B Da,Dn 1 1 1 0*1101FFF1100JJJ
15 8 7 0
SXT.W Da,Dn 1 1 1 0*1101FFF1110JJJ
15 8 7 0
SXT.L Dn 1 1 1 0*1001FFF1100001
000 D0 010 D2 100 D4 110 D6
001 D1 011 D3 101 D5 111 D7
Note: This instruction can specify D8-D15 as operands by using a prefix.
000 D0 010 D2 100 D4 110 D6
001 D1 011 D3 101 D5 111 D7
Note: This instruction can specify D8-D15 as operands by using a prefix.
Register/Memory Address Before After
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