# RUN: llvm-mc -triple x86_64 -show-encoding -x86-asm-syntax=intel -output-asm-variant=1 %s | FileCheck %s
# CHECK: {evex} add bl, 123
# CHECK: encoding: [0x62,0xf4,0x7c,0x08,0x80,0xc3,0x7b]
{evex} add bl, 123
# CHECK: {nf} add bl, 123
# CHECK: encoding: [0x62,0xf4,0x7c,0x0c,0x80,0xc3,0x7b]
{nf} add bl, 123
# CHECK: add cl, bl, 123
# CHECK: encoding: [0x62,0xf4,0x74,0x18,0x80,0xc3,0x7b]
add cl, bl, 123
# CHECK: {nf} add cl, bl, 123
# CHECK: encoding: [0x62,0xf4,0x74,0x1c,0x80,0xc3,0x7b]
{nf} add cl, bl, 123
# CHECK: {evex} add dx, 123
# CHECK: encoding: [0x62,0xf4,0x7d,0x08,0x83,0xc2,0x7b]
{evex} add dx, 123
# CHECK: {nf} add dx, 123
# CHECK: encoding: [0x62,0xf4,0x7d,0x0c,0x83,0xc2,0x7b]
{nf} add dx, 123
# CHECK: add ax, dx, 123
# CHECK: encoding: [0x62,0xf4,0x7d,0x18,0x83,0xc2,0x7b]
add ax, dx, 123
# CHECK: {nf} add ax, dx, 123
# CHECK: encoding: [0x62,0xf4,0x7d,0x1c,0x83,0xc2,0x7b]
{nf} add ax, dx, 123
# CHECK: {evex} add ecx, 123
# CHECK: encoding: [0x62,0xf4,0x7c,0x08,0x83,0xc1,0x7b]
{evex} add ecx, 123
# CHECK: {nf} add ecx, 123
# CHECK: encoding: [0x62,0xf4,0x7c,0x0c,0x83,0xc1,0x7b]
{nf} add ecx, 123
# CHECK: add edx, ecx, 123
# CHECK: encoding: [0x62,0xf4,0x6c,0x18,0x83,0xc1,0x7b]
add edx, ecx, 123
# CHECK: {nf} add edx, ecx, 123
# CHECK: encoding: [0x62,0xf4,0x6c,0x1c,0x83,0xc1,0x7b]
{nf} add edx, ecx, 123
# CHECK: {evex} add r9, 123
# CHECK: encoding: [0x62,0xd4,0xfc,0x08,0x83,0xc1,0x7b]
{evex} add r9, 123
# CHECK: {nf} add r9, 123
# CHECK: encoding: [0x62,0xd4,0xfc,0x0c,0x83,0xc1,0x7b]
{nf} add r9, 123
# CHECK: add r15, r9, 123
# CHECK: encoding: [0x62,0xd4,0x84,0x18,0x83,0xc1,0x7b]
add r15, r9, 123
# CHECK: {nf} add r15, r9, 123
# CHECK: encoding: [0x62,0xd4,0x84,0x1c,0x83,0xc1,0x7b]
{nf} add r15, r9, 123
# CHECK: {evex} add byte ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x80,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{evex} add byte ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add byte ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x80,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add byte ptr [r8 + 4*rax + 291], 123
# CHECK: add bl, byte ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x64,0x18,0x80,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
add bl, byte ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add bl, byte ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x64,0x1c,0x80,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add bl, byte ptr [r8 + 4*rax + 291], 123
# CHECK: {evex} add word ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7d,0x08,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{evex} add word ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add word ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7d,0x0c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add word ptr [r8 + 4*rax + 291], 123
# CHECK: add dx, word ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x6d,0x18,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
add dx, word ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add dx, word ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x6d,0x1c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add dx, word ptr [r8 + 4*rax + 291], 123
# CHECK: {evex} add dword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{evex} add dword ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add dword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add dword ptr [r8 + 4*rax + 291], 123
# CHECK: add ecx, dword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x74,0x18,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
add ecx, dword ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add ecx, dword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0x74,0x1c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add ecx, dword ptr [r8 + 4*rax + 291], 123
# CHECK: {evex} add qword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0xfc,0x08,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{evex} add qword ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add qword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0xfc,0x0c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add qword ptr [r8 + 4*rax + 291], 123
# CHECK: add r9, qword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0xb4,0x18,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
add r9, qword ptr [r8 + 4*rax + 291], 123
# CHECK: {nf} add r9, qword ptr [r8 + 4*rax + 291], 123
# CHECK: encoding: [0x62,0xd4,0xb4,0x1c,0x83,0x84,0x80,0x23,0x01,0x00,0x00,0x7b]
{nf} add r9, qword ptr [r8 + 4*rax + 291], 123
# CHECK: {evex} add dx, 1234
# CHECK: encoding: [0x62,0xf4,0x7d,0x08,0x81,0xc2,0xd2,0x04]
{evex} add dx, 1234
# CHECK: {nf} add dx, 1234
# CHECK: encoding: [0x62,0xf4,0x7d,0x0c,0x81,0xc2,0xd2,0x04]
{nf} add dx, 1234
# CHECK: add ax, dx, 1234
# CHECK: encoding: [0x62,0xf4,0x7d,0x18,0x81,0xc2,0xd2,0x04]
add ax, dx, 1234
# CHECK: {nf} add ax, dx, 1234
# CHECK: encoding: [0x62,0xf4,0x7d,0x1c,0x81,0xc2,0xd2,0x04]
{nf} add ax, dx, 1234
# CHECK: {evex} add word ptr [r8 + 4*rax + 291], 1234
# CHECK: encoding: [0x62,0xd4,0x7d,0x08,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0xd2,0x04]
{evex} add word ptr [r8 + 4*rax + 291], 1234
# CHECK: {nf} add word ptr [r8 + 4*rax + 291], 1234
# CHECK: encoding: [0x62,0xd4,0x7d,0x0c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0xd2,0x04]
{nf} add word ptr [r8 + 4*rax + 291], 1234
# CHECK: add dx, word ptr [r8 + 4*rax + 291], 1234
# CHECK: encoding: [0x62,0xd4,0x6d,0x18,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0xd2,0x04]
add dx, word ptr [r8 + 4*rax + 291], 1234
# CHECK: {nf} add dx, word ptr [r8 + 4*rax + 291], 1234
# CHECK: encoding: [0x62,0xd4,0x6d,0x1c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0xd2,0x04]
{nf} add dx, word ptr [r8 + 4*rax + 291], 1234
# CHECK: {evex} add ecx, 123456
# CHECK: encoding: [0x62,0xf4,0x7c,0x08,0x81,0xc1,0x40,0xe2,0x01,0x00]
{evex} add ecx, 123456
# CHECK: {nf} add ecx, 123456
# CHECK: encoding: [0x62,0xf4,0x7c,0x0c,0x81,0xc1,0x40,0xe2,0x01,0x00]
{nf} add ecx, 123456
# CHECK: add edx, ecx, 123456
# CHECK: encoding: [0x62,0xf4,0x6c,0x18,0x81,0xc1,0x40,0xe2,0x01,0x00]
add edx, ecx, 123456
# CHECK: {nf} add edx, ecx, 123456
# CHECK: encoding: [0x62,0xf4,0x6c,0x1c,0x81,0xc1,0x40,0xe2,0x01,0x00]
{nf} add edx, ecx, 123456
# CHECK: {evex} add r9, 123456
# CHECK: encoding: [0x62,0xd4,0xfc,0x08,0x81,0xc1,0x40,0xe2,0x01,0x00]
{evex} add r9, 123456
# CHECK: {nf} add r9, 123456
# CHECK: encoding: [0x62,0xd4,0xfc,0x0c,0x81,0xc1,0x40,0xe2,0x01,0x00]
{nf} add r9, 123456
# CHECK: add r15, r9, 123456
# CHECK: encoding: [0x62,0xd4,0x84,0x18,0x81,0xc1,0x40,0xe2,0x01,0x00]
add r15, r9, 123456
# CHECK: {nf} add r15, r9, 123456
# CHECK: encoding: [0x62,0xd4,0x84,0x1c,0x81,0xc1,0x40,0xe2,0x01,0x00]
{nf} add r15, r9, 123456
# CHECK: {evex} add dword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{evex} add dword ptr [r8 + 4*rax + 291], 123456
# CHECK: {nf} add dword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{nf} add dword ptr [r8 + 4*rax + 291], 123456
# CHECK: add ecx, dword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0x74,0x18,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
add ecx, dword ptr [r8 + 4*rax + 291], 123456
# CHECK: {nf} add ecx, dword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0x74,0x1c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{nf} add ecx, dword ptr [r8 + 4*rax + 291], 123456
# CHECK: {evex} add qword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0xfc,0x08,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{evex} add qword ptr [r8 + 4*rax + 291], 123456
# CHECK: {nf} add qword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0xfc,0x0c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{nf} add qword ptr [r8 + 4*rax + 291], 123456
# CHECK: add r9, qword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0xb4,0x18,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
add r9, qword ptr [r8 + 4*rax + 291], 123456
# CHECK: {nf} add r9, qword ptr [r8 + 4*rax + 291], 123456
# CHECK: encoding: [0x62,0xd4,0xb4,0x1c,0x81,0x84,0x80,0x23,0x01,0x00,0x00,0x40,0xe2,0x01,0x00]
{nf} add r9, qword ptr [r8 + 4*rax + 291], 123456
# CHECK: {evex} add cl, bl
# CHECK: encoding: [0x62,0xf4,0x7c,0x08,0x00,0xd9]
{evex} add cl, bl
# CHECK: {nf} add cl, bl
# CHECK: encoding: [0x62,0xf4,0x7c,0x0c,0x00,0xd9]
{nf} add cl, bl
# CHECK: add r8b, cl, bl
# CHECK: encoding: [0x62,0xf4,0x3c,0x18,0x00,0xd9]
add r8b, cl, bl
# CHECK: {nf} add r8b, cl, bl
# CHECK: encoding: [0x62,0xf4,0x3c,0x1c,0x00,0xd9]
{nf} add r8b, cl, bl
# CHECK: {evex} add byte ptr [r8 + 4*rax + 291], bl
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x00,0x9c,0x80,0x23,0x01,0x00,0x00]
{evex} add byte ptr [r8 + 4*rax + 291], bl
# CHECK: {nf} add byte ptr [r8 + 4*rax + 291], bl
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x00,0x9c,0x80,0x23,0x01,0x00,0x00]
{nf} add byte ptr [r8 + 4*rax + 291], bl
# CHECK: add cl, byte ptr [r8 + 4*rax + 291], bl
# CHECK: encoding: [0x62,0xd4,0x74,0x18,0x00,0x9c,0x80,0x23,0x01,0x00,0x00]
add cl, byte ptr [r8 + 4*rax + 291], bl
# CHECK: {nf} add cl, byte ptr [r8 + 4*rax + 291], bl
# CHECK: encoding: [0x62,0xd4,0x74,0x1c,0x00,0x9c,0x80,0x23,0x01,0x00,0x00]
{nf} add cl, byte ptr [r8 + 4*rax + 291], bl
# CHECK: {evex} add ax, dx
# CHECK: encoding: [0x62,0xf4,0x7d,0x08,0x01,0xd0]
{evex} add ax, dx
# CHECK: {nf} add ax, dx
# CHECK: encoding: [0x62,0xf4,0x7d,0x0c,0x01,0xd0]
{nf} add ax, dx
# CHECK: add r9w, ax, dx
# CHECK: encoding: [0x62,0xf4,0x35,0x18,0x01,0xd0]
add r9w, ax, dx
# CHECK: {nf} add r9w, ax, dx
# CHECK: encoding: [0x62,0xf4,0x35,0x1c,0x01,0xd0]
{nf} add r9w, ax, dx
# CHECK: {evex} add word ptr [r8 + 4*rax + 291], dx
# CHECK: encoding: [0x62,0xd4,0x7d,0x08,0x01,0x94,0x80,0x23,0x01,0x00,0x00]
{evex} add word ptr [r8 + 4*rax + 291], dx
# CHECK: {nf} add word ptr [r8 + 4*rax + 291], dx
# CHECK: encoding: [0x62,0xd4,0x7d,0x0c,0x01,0x94,0x80,0x23,0x01,0x00,0x00]
{nf} add word ptr [r8 + 4*rax + 291], dx
# CHECK: add ax, word ptr [r8 + 4*rax + 291], dx
# CHECK: encoding: [0x62,0xd4,0x7d,0x18,0x01,0x94,0x80,0x23,0x01,0x00,0x00]
add ax, word ptr [r8 + 4*rax + 291], dx
# CHECK: {nf} add ax, word ptr [r8 + 4*rax + 291], dx
# CHECK: encoding: [0x62,0xd4,0x7d,0x1c,0x01,0x94,0x80,0x23,0x01,0x00,0x00]
{nf} add ax, word ptr [r8 + 4*rax + 291], dx
# CHECK: {evex} add edx, ecx
# CHECK: encoding: [0x62,0xf4,0x7c,0x08,0x01,0xca]
{evex} add edx, ecx
# CHECK: {nf} add edx, ecx
# CHECK: encoding: [0x62,0xf4,0x7c,0x0c,0x01,0xca]
{nf} add edx, ecx
# CHECK: add r10d, edx, ecx
# CHECK: encoding: [0x62,0xf4,0x2c,0x18,0x01,0xca]
add r10d, edx, ecx
# CHECK: {nf} add r10d, edx, ecx
# CHECK: encoding: [0x62,0xf4,0x2c,0x1c,0x01,0xca]
{nf} add r10d, edx, ecx
# CHECK: {evex} add dword ptr [r8 + 4*rax + 291], ecx
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{evex} add dword ptr [r8 + 4*rax + 291], ecx
# CHECK: {nf} add dword ptr [r8 + 4*rax + 291], ecx
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add dword ptr [r8 + 4*rax + 291], ecx
# CHECK: add edx, dword ptr [r8 + 4*rax + 291], ecx
# CHECK: encoding: [0x62,0xd4,0x6c,0x18,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
add edx, dword ptr [r8 + 4*rax + 291], ecx
# CHECK: {nf} add edx, dword ptr [r8 + 4*rax + 291], ecx
# CHECK: encoding: [0x62,0xd4,0x6c,0x1c,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add edx, dword ptr [r8 + 4*rax + 291], ecx
# CHECK: {evex} add r15, r9
# CHECK: encoding: [0x62,0x54,0xfc,0x08,0x01,0xcf]
{evex} add r15, r9
# CHECK: {nf} add r15, r9
# CHECK: encoding: [0x62,0x54,0xfc,0x0c,0x01,0xcf]
{nf} add r15, r9
# CHECK: add r11, r15, r9
# CHECK: encoding: [0x62,0x54,0xa4,0x18,0x01,0xcf]
add r11, r15, r9
# CHECK: {nf} add r11, r15, r9
# CHECK: encoding: [0x62,0x54,0xa4,0x1c,0x01,0xcf]
{nf} add r11, r15, r9
# CHECK: {evex} add qword ptr [r8 + 4*rax + 291], r9
# CHECK: encoding: [0x62,0x54,0xfc,0x08,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{evex} add qword ptr [r8 + 4*rax + 291], r9
# CHECK: {nf} add qword ptr [r8 + 4*rax + 291], r9
# CHECK: encoding: [0x62,0x54,0xfc,0x0c,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add qword ptr [r8 + 4*rax + 291], r9
# CHECK: add r15, qword ptr [r8 + 4*rax + 291], r9
# CHECK: encoding: [0x62,0x54,0x84,0x18,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
add r15, qword ptr [r8 + 4*rax + 291], r9
# CHECK: {nf} add r15, qword ptr [r8 + 4*rax + 291], r9
# CHECK: encoding: [0x62,0x54,0x84,0x1c,0x01,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add r15, qword ptr [r8 + 4*rax + 291], r9
# CHECK: {evex} add bl, byte ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x02,0x9c,0x80,0x23,0x01,0x00,0x00]
{evex} add bl, byte ptr [r8 + 4*rax + 291]
# CHECK: {nf} add bl, byte ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x02,0x9c,0x80,0x23,0x01,0x00,0x00]
{nf} add bl, byte ptr [r8 + 4*rax + 291]
# CHECK: add cl, bl, byte ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x74,0x18,0x02,0x9c,0x80,0x23,0x01,0x00,0x00]
add cl, bl, byte ptr [r8 + 4*rax + 291]
# CHECK: {nf} add cl, bl, byte ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x74,0x1c,0x02,0x9c,0x80,0x23,0x01,0x00,0x00]
{nf} add cl, bl, byte ptr [r8 + 4*rax + 291]
# CHECK: {evex} add dx, word ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7d,0x08,0x03,0x94,0x80,0x23,0x01,0x00,0x00]
{evex} add dx, word ptr [r8 + 4*rax + 291]
# CHECK: {nf} add dx, word ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7d,0x0c,0x03,0x94,0x80,0x23,0x01,0x00,0x00]
{nf} add dx, word ptr [r8 + 4*rax + 291]
# CHECK: add ax, dx, word ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7d,0x18,0x03,0x94,0x80,0x23,0x01,0x00,0x00]
add ax, dx, word ptr [r8 + 4*rax + 291]
# CHECK: {nf} add ax, dx, word ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7d,0x1c,0x03,0x94,0x80,0x23,0x01,0x00,0x00]
{nf} add ax, dx, word ptr [r8 + 4*rax + 291]
# CHECK: {evex} add ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7c,0x08,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{evex} add ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: {nf} add ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x7c,0x0c,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: add edx, ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x6c,0x18,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
add edx, ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: {nf} add edx, ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0xd4,0x6c,0x1c,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add edx, ecx, dword ptr [r8 + 4*rax + 291]
# CHECK: {evex} add r9, qword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0x54,0xfc,0x08,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{evex} add r9, qword ptr [r8 + 4*rax + 291]
# CHECK: {nf} add r9, qword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0x54,0xfc,0x0c,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add r9, qword ptr [r8 + 4*rax + 291]
# CHECK: add r15, r9, qword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0x54,0x84,0x18,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
add r15, r9, qword ptr [r8 + 4*rax + 291]
# CHECK: {nf} add r15, r9, qword ptr [r8 + 4*rax + 291]
# CHECK: encoding: [0x62,0x54,0x84,0x1c,0x03,0x8c,0x80,0x23,0x01,0x00,0x00]
{nf} add r15, r9, qword ptr [r8 + 4*rax + 291]
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