RCR

REG0=GPRv_N():w:v REG1=GPRv_B():r:v IMM0:r:b

x86_64 X86_LEGACY ROTATE APX_F_N3 source: xed

XED_RCR_GPRv_GPRv_IMM8_APX_N3

Encoding

encoding_kindX86_LEGACY
opcode_bytesC1
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
modrm.reg = /3/3
vex_l0
imm_size_bytes1
requires_modelong
attributesAPX_NDD
exception_classAPX-EVEX-INT
cpl3
raw_encodingEVV 0xC1 VNP MAP4 MOD[0b11] MOD=3 UBIT=1 REG[0b011] RM[nnn] ND=1 NF=0 VL128 mode64 ZEROING=0 EVAPX() UIMM8()

Operands (3)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG w W EXPLICIT MODRM_REG
1 REG1 REG v R EXPLICIT MODRM_REG
2 IMM0 IMM b R EXPLICIT IMM

Micro-ops sequence (0)

No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.