x86-cheatsheet/X86/Общего назначения/Двоичные арифметические/ADD.md

Opcode	Instruction	Op/En	64-bit Mode	Compat/Leg Mode	Description
04 ib	ADD AL, imm8	I	Valid	Valid	Add imm8 to AL.
05 iw	ADD AX, imm16	I	Valid	Valid	Add imm16 to AX.
05 id	ADD EAX, imm32	I	Valid	Valid	Add imm32 to EAX.
REX.W + 05 id	ADD RAX, imm32	I	Valid	N.E.	Add imm32 sign-extended to 64-bits to RAX.
80 /0 ib	ADD r/m8, imm8	MI	Valid	Valid	Add imm8 to r/m8.
REX + 80 /0 ib	ADD r/m8*, imm8	MI	Valid	N.E.	Add sign-extended imm8 to r/m8.
81 /0 iw	ADD r/m16, imm16	MI	Valid	Valid	Add imm16 to r/m16.
81 /0 id	ADD r/m32, imm32	MI	Valid	Valid	Add imm32 to r/m32.
REX.W + 81 /0 id	ADD r/m64, imm32	MI	Valid	N.E.	Add imm32 sign-extended to 64-bits to r/m64.
83 /0 ib	ADD r/m16, imm8	MI	Valid	Valid	Add sign-extended imm8 to r/m16.
83 /0 ib	ADD r/m32, imm8	MI	Valid	Valid	Add sign-extended imm8 to r/m32.
REX.W + 83 /0 ib	ADD r/m64, imm8	MI	Valid	N.E.	Add sign-extended imm8 to r/m64.
00 /r	ADD r/m8, r8	MR	Valid	Valid	Add r8 to r/m8.
REX + 00 /r	ADD r/m8*, r8*	MR	Valid	N.E.	Add r8 to r/m8.
01 /r	ADD r/m16, r16	MR	Valid	Valid	Add r16 to r/m16.
01 /r	ADD r/m32, r32	MR	Valid	Valid	Add r32 to r/m32.
REX.W + 01 /r	ADD r/m64, r64	MR	Valid	N.E.	Add r64 to r/m64.
02 /r	ADD r8, r/m8	RM	Valid	Valid	Add r/m8 to r8.
REX + 02 /r	ADD r8*, r/m8*	RM	Valid	N.E.	Add r/m8 to r8.
03 /r	ADD r16, r/m16	RM	Valid	Valid	Add r/m16 to r16.
03 /r	ADD r32, r/m32	RM	Valid	Valid	Add r/m32 to r32.
REX.W + 03 /r	ADD r64, r/m64	RM	Valid	N.E.	Add r/m64 to r64.

*In 64-bit mode, r/m8 can not be encoded to access the following byte registers if a REX prefix is used: AH, BH, CH, DH.