ADD_LOCK
BINARY I86 x86_64
ADD_LOCK is an instruction of the x86_64 architecture (x86 / x86-64 (covers 16/32/64-bit modes)), category BINARY. This page lists its 6 encoding forms, distinguished by opcode bytes: 00, 01, 80, 81, 82, 83.
Each form below links to its full decode: the operand roles and where each one is encoded in the instruction, the flag and register effects, and any micro-op sequence authored for it.
XED_ADD_LOCK_MEMb_IMMb_80r0
MEM0:rw:b IMM0:r:b:i8
XED_ADD_LOCK_MEMb_IMMb_82r0
MEM0:rw:b IMM0:r:b:i8
XED_ADD_LOCK_X86_LEGACY_ONEBYTE_00_272129
MEM0:rw:b REG0=GPR8_R():r
XED_ADD_LOCK_X86_LEGACY_ONEBYTE_01_940920
MEM0:rw:v REG0=GPRv_R():r
XED_ADD_LOCK_X86_LEGACY_ONEBYTE_81_806237
MEM0:rw:v IMM0:r:z
XED_ADD_LOCK_X86_LEGACY_ONEBYTE_83_403256
MEM0:rw:v IMM0:r:b:i8