ATI R700 Technology
9-82 ALU Instructions
Copyright © 2009 Advanced Micro Devices, Inc. All rights reserved.
Scalar Logical Shift Right
Instructions
LSHR_INT
Description Scalar logical shift right. Zero is shifted into the vacated locations. src1 is interpreted as an
unsigned integer. If src1 is > 31, then the result is 0.
dst = src0 << src1
Microcode
Format ALU_DWORD0 (page 10-16) and ALU_DWORD1_OP2 (page 10-18).
Instruction Field ALU_INST == OP2_INST_LSHR_INT, opcode 113 (0x71).
C DE
D
R
DST_GPR BS ALU_INST OMOD
W
M
U
P
U
E
M
S
1
A
S
0
A
+4
L PS IM
S
1
N
S1E
S
1
R
SRC1_SEL
S
0
N
S0E
S
0
R
SRC0_SEL
+0
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