Texas Instruments TMS320C67X - Page 274

SHL Arithmetic Shift Left
3-214 Instruction Set SPRU733
Pipeline
Stage
E1
Read src1, src2
Written dst
Unit in use
.S
Instruction Type Single-cycle
Delay Slots 0
See Also SHR, SSHL
Example 1
SHL .S1 A0,4,A1
Before instruction 1 cycle after instruction
A0
29E3 D31Ch A0 29E3 D31Ch
A1 xxxx xxxxh A1 9E3D 31C0h
Example 2 SHL .S2 B0,B1,B2
Before instruction 1 cycle after instruction
B0
4197 51A5h B0 4197 51A5h
B1 0000 0009h B1 0000 0009h
B2 xxxx xxxxh B2 2EA3 4A00h
Example 3 SHL .S2 B1:B0,B2,B3:B2
Before instruction 1 cycle after instruction
B1:B0
0000 0009h
4197 51A5h B1:B0 0000 0009h 4197 51A5h
B2 0000 0022h B2 0000 0000h
B3:B2 xxxx xxxxh xxxx xxxxh B3:B2 0000 0094h 0000 0000h
Pipeline