User's Manual

Instruction Dispatch and Execution Resources 201
22007E/0—November 1999 AMD Athlon™ Processor x86 Code Optimization
RCL mreg8, 1 D0h 11-010-xxx DirectPath
RCL mem8, 1 D0h mm-010-xxx DirectPath
RCL mreg16/32, 1 D1h 11-010-xxx DirectPath
RCL mem16/32, 1 D1h mm-010-xxx DirectPath
RCL mreg8, CL D2h 11-010-xxx DirectPath
RCL mem8, CL D2h mm-010-xxx VectorPath
RCL mreg16/32, CL D3h 11-010-xxx DirectPath
RCL mem16/32, CL D3h mm-010-xxx VectorPath
RCR mreg8, imm8 C0h 11-011-xxx DirectPath
RCR mem8, imm8 C0h mm-011-xxx VectorPath
RCR mreg16/32, imm8 C1h 11-011-xxx DirectPath
RCR mem16/32, imm8 C1h mm-011-xxx VectorPath
RCR mreg8, 1 D0h 11-011-xxx DirectPath
RCR mem8, 1 D0h mm-011-xxx DirectPath
RCR mreg16/32, 1 D1h 11-011-xxx DirectPath
RCR mem16/32, 1 D1h mm-011-xxx DirectPath
RCR mreg8, CL D2h 11-011-xxx DirectPath
RCR mem8, CL D2h mm-011-xxx VectorPath
RCR mreg16/32, CL D3h 11-011-xxx DirectPath
RCR mem16/32, CL D3h mm-011-xxx VectorPath
RDMSR 0Fh 32h VectorPath
RDPMC 0Fh 33h VectorPath
RDTSC 0F 31h VectorPath
RET near imm16 C2h VectorPath
RET near C3h VectorPath
RET far imm16 CAh VectorPath
RET far CBh VectorPath
ROL mreg8, imm8 C0h 11-000-xxx DirectPath
ROL mem8, imm8 C0h mm-000-xxx DirectPath
ROL mreg16/32, imm8 C1h 11-000-xxx DirectPath
ROL mem16/32, imm8 C1h mm-000-xxx DirectPath
ROL mreg8, 1 D0h 11-000-xxx DirectPath
ROL mem8, 1 D0h mm-000-xxx DirectPath
Table 19. Integer Instructions (Continued)
Instruction Mnemonic
First
Byte
Second
Byte
ModR/M
Byte
Decode
Type