user manual

190 Instruction Dispatch and Execution Resources
AMD Athlon™ Processor x86 Code Optimization
22007E/0—November 1999
AND mem8, reg8 20h mm-xxx-xxx DirectPath
AND mreg16/32, reg16/32 21h 11-xxx-xxx DirectPath
AND mem16/32, reg16/32 21h mm-xxx-xxx DirectPath
AND reg8, mreg8 22h 11-xxx-xxx DirectPath
AND reg8, mem8 22h mm-xxx-xxx DirectPath
AND reg16/32, mreg16/32 23h 11-xxx-xxx DirectPath
AND reg16/32, mem16/32 23h mm-xxx-xxx DirectPath
AND AL, imm8 24h DirectPath
AND EAX, imm16/32 25h DirectPath
AND mreg8, imm8 80h 11-100-xxx DirectPath
AND mem8, imm8 80h mm-100-xxx DirectPath
AND mreg16/32, imm16/32 81h 11-100-xxx DirectPath
AND mem16/32, imm16/32 81h mm-100-xxx DirectPath
AND mreg16/32, imm8 (sign extended) 83h 11-100-xxx DirectPath
AND mem16/32, imm8 (sign extended) 83h mm-100-xxx DirectPath
ARPL mreg16, reg16 63h 11-xxx-xxx VectorPath
ARPL mem16, reg16 63h mm-xxx-xxx VectorPath
BOUND 62h VectorPath
BSF reg16/32, mreg16/32 0Fh BCh 11-xxx-xxx VectorPath
BSF reg16/32, mem16/32 0Fh BCh mm-xxx-xxx VectorPath
BSR reg16/32, mreg16/32 0Fh BDh 11-xxx-xxx VectorPath
BSR reg16/32, mem16/32 0Fh BDh mm-xxx-xxx VectorPath
BSWAP EAX 0Fh C8h DirectPath
BSWAP ECX 0Fh C9h DirectPath
BSWAP EDX 0Fh CAh DirectPath
BSWAP EBX 0Fh CBh DirectPath
BSWAP ESP 0Fh CCh DirectPath
BSWAP EBP 0Fh CDh DirectPath
BSWAP ESI 0Fh CEh DirectPath
BSWAP EDI 0Fh CFh DirectPath
BT mreg16/32, reg16/32 0Fh A3h 11-xxx-xxx DirectPath
BT mem16/32, reg16/32 0Fh A3h mm-xxx-xxx VectorPath
BT mreg16/32, imm8 0Fh BAh 11-100-xxx DirectPath
Table 19. Integer Instructions (Continued)
Instruction Mnemonic
First
Byte
Second
Byte
ModR/M
Byte
Decode
Type