Freescale Semiconductor SC140

ZXT.x

SC140 DSP Core Reference Manual A-429

Example 3

zxt.l d0

Instruction Formats and Opcodes

Note: ** indicates serial grouping encoding.

Instruction Fields

Da JJJ Single Source Data Register

Dn FFF Single Source/Destination Data Register

L6:D6 $0:$00 0000 5EC4

L0:D0 $0:$FF A836 A7C4 $0:$00 A836 A7C4

Instruction Words Cycles Type Opcode

15 8 7 0

ZXT.B Da,Dn 1 1 1 0*1101FFF1101JJJ

15 8 7 0

ZXT.W Da,Dn 1 1 1 0*1101FFF1111JJJ

15 8 7 0

ZXT.L Dn 1 1 1 0*1001FFF1100000

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.