ATI R700 Technology
9-28 Control Flow (CF) Instructions
Copyright © 2009 Advanced Micro Devices, Inc. All rights reserved.
Access Scratch Buffer
Instructions
MEM_SCRATCH
Description Perform a memory read or write on the scratch buffer. Used only for writes.
Microcode
Format CF_ALLOC_EXPORT_DWORD0 (page 10-10) and either CF_ALLOC_EXPORT_DWORD1_BUF
(page 10-12) or CF_ALLOC_EXPORT_DWORD1_SWIZ (page 10-15).
Instruction Field CF_INST == CF_INST_MEM_SCRATCH, opcode 36 (0x24).
B
W
Q
M
CF_INST
V
P
M
E
O
P
BC
E
L
COMP_MASK ARRAY_SIZE +4
ES INDEX_GPR
R
R
RW_GPR TYPE ARRAY_BASE +0
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