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AMD Confidential
User Manual September 12
h
, 2008
212 Appendix A
Instruction
Supported
Mnemonic
Opcode
Description
ROR reg/imm32,1
D1 /0
Rotate a 32-bit register or memory
operand left 1 bit.
ROR reg/mem32,CL
D3 /0
Rotate a 32-bit register or memory
operand right the number of bits
specified in the CL register.
ROR reg/mem32,imm8
C1 /0 ib
Rotate a 32-bit register or memory
operand right the number of bits
specified by an 8-bit immediate
value.
ROR reg/imm64,1
D1 /0
Rotate a 64-bit register or memory
operand right 1 bit.
ROR reg/mem64,CL
D3 /0
Rotate a 64-bit register or memory
operand right the number of bits
specified in the CL register.
ROR reg/mem64,imm8
C1 /0 ib
Rotate a 64-bit register or memory
operand right the number of bits
specified by an 8-bit immediate
value.
SAHF
9E
Loads the sign flag, the zero flag,
the auxiliary flag, the parity flag,
and the carry flag from the AH
register into the lower 8 bits of the
EFLAGS register.
SAL reg/mem8,1
D0 /4
Shift an 8-bit register or memory
location left 1 bit.
SAL reg/mem8,CL
D2 /4
Shift an 8-bit register or memory
location left the number of bits
specified in the CL register.
SAL reg/mem8,imm8
C0 /4 ib
Shift an 8-bit register or memory
location left the number of bits
specified by an 8-bit immediate
value.
SAL reg/mem16,1
D1 /4
Shift a 16-bit register or memory
location left 1 bit.
SAL reg/mem16,CL
D3 /4
Shift a 16-bit register or memory
location left the number of bits
specified in the CL register.
SAL reg/mem16,imm8
C1 /4 ib
Shift a 16-bit register or memory
location left the number of bits
specified by an 8-bit immediate
value.
SAL reg/mem32,1
D1 /4
Shift a 32-bit register or memory
location left 1 bit.
SAL reg/mem32,CL
D3 /4
Shift a 32-bit register or memory
location left the number of bits
specified in the CL register.
SAL reg/mem32,imm8
C1 /4 ib
Shift a 32-bit register or memory
location left the number of bits
specified by an 8-bit immediate
value.
SAL reg/mem64,1
D1 /4
Shift a 64-bit register or memory
location left 1 bit.
SAL reg/mem64,CL
D3 /4
Shift a 64-bit register or memory
location left the number of bits
specified in the CL register.
SAL reg/mem64,imm8
C1 /4 ib
Shift a 64-bit register or memory
location left the number of bits
specified by an 8-bit immediate
value.
SHL reg/mem8,1
D0 /4
Shift an 8-bit register or memory
location left 1 bit.
SHL reg/mem8,CL
D2 /4
Shift an 8-bit register or memory
location left the number of bits
specified in the CL register.
SHL reg/mem8,imm8
C0 /4 ib
Shift an 8-bit register or memory
location left the number of bits
specified by an 8-bit immediate
value.
SHL reg/mem16,1
D1 /4
Shift a 16-bit register or memory
location left 1 bit.
SHL reg/mem16,CL
D3 /4
Shift a 16-bit register or memory
location left the number of bits
specified in the CL register.