ATI R700 Technology
9-182 Vertex-Fetch Instructions
Copyright © 2009 Advanced Micro Devices, Inc. All rights reserved.
9.3 Vertex-Fetch Instructions
All of the instructions in this section have a mnemonic that begins with
VTX_INST_ in the VTX_INST field of their microcode formats.
Vertex Fetch
Instructions
FETCH
Description Vertex fetch (X = unsigned integer index). These fetches specify the destination GPR directly.
Microcode
Format VTX_DWORD0 (page 10-25), VTX_DWORD1_GPR (page 10-30), and VTX_DWORD2 (page 10-34).
Instruction Field VTX_INST == VTX_INST_FETCH, opcode 0 (0x0).
00000000000000000000000000000000+12
Reserved
M
F
C
B
N
S
ES OFFSET +8
S
M
A
F
C
A
NFA DATA_FORMAT
U
C
F
DSW DSZ DSY DSX
D
R
DST_GPR
+4
MFC SSX
S
R
SRC_GPR BUFFER_ID
F
W
Q
FT VTX_INST +0
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