Instruction Dispatch and Execution Resources
191
22007E/0—November 1999
AMD Athlon™ Processor x86 Code Optimization
BT mem16/32, imm8
0Fh
BAh
mm-100-xxx DirectPath
BTC mreg16/32, reg16/32
0Fh
BBh
11-xxx-xxx
VectorPath
BTC mem16/32, reg16/32
0Fh
BBh
mm-xxx-xxx VectorPath
BTC mreg16/32, imm8
0Fh
BAh
11-111-xxx
VectorPath
BTC mem16/32, imm8
0Fh
BAh
mm-111-xxx VectorPath
BTR mreg16/32, reg16/32
0Fh
B3h
11-xxx-xxx
VectorPath
BTR mem16/32, reg16/32
0Fh
B3h
mm-xxx-xxx VectorPath
BTR mreg16/32, imm8
0Fh
BAh
11-110-xxx
VectorPath
BTR mem16/32, imm8
0Fh
BAh
mm-110-xxx VectorPath
BTS mreg16/32, reg16/32
0Fh
ABh
11-xxx-xxx
VectorPath
BTS mem16/32, reg16/32
0Fh
ABh
mm-xxx-xxx VectorPath
BTS mreg16/32, imm8
0Fh
BAh
11-101-xxx
VectorPath
BTS mem16/32, imm8
0Fh
BAh
mm-101-xxx VectorPath
CALL full pointer
9Ah
VectorPath
CALL near imm16/32
E8h
VectorPath
CALL mem16:16/32
FFh
11-011-xxx
VectorPath
CALL near mreg32 (indirect)
FFh
11-010-xxx
VectorPath
CALL near mem32 (indirect)
FFh
mm-010-xxx VectorPath
CBW/CWDE
98h
DirectPath
CLC
F8h
DirectPath
CLD
FCh
VectorPath
CLI
FAh
VectorPath
CLTS
0Fh
06h
VectorPath
CMC
F5h
DirectPath
CMOVA/CMOVNBE reg16/32, reg16/32
0Fh
47h
11-xxx-xxx
DirectPath
CMOVA/CMOVNBE reg16/32, mem16/32
0Fh
47h
mm-xxx-xxx
DirectPath
CMOVAE/CMOVNB/CMOVNC reg16/32, mem16/32
0Fh
43h
11-xxx-xxx
DirectPath
CMOVAE/CMOVNB/CMOVNC mem16/32,
mem16/32
0Fh
43h
mm-xxx-xxx
DirectPath
CMOVB/CMOVC/CMOVNAE reg16/32, reg16/32
0Fh
42h
11-xxx-xxx
DirectPath
CMOVB/CMOVC/CMOVNAE mem16/32, reg16/32
0Fh
42h
mm-xxx-xxx
DirectPath
CMOVBE/CMOVNA reg16/32, reg16/32
0Fh
46h
11-xxx-xxx
DirectPath
CMOVBE/CMOVNA reg16/32, mem16/32
0Fh
46h
mm-xxx-xxx
DirectPath
Table 19. Integer Instructions (Continued)
Instruction Mnemonic
First
Byte
Second
Byte
ModR/M
Byte
Decode
Type
Summary of Contents for Athlon Processor x86
Page 1: ...AMD Athlon Processor x86 Code Optimization Guide TM...
Page 12: ...xii List of Figures AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 16: ...xvi Revision History AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 202: ...186 Page Attribute Table PAT AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 252: ...236 VectorPath Instructions AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 256: ...240 Index AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...