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451 lines
15 KiB

// RUN: llvm-mc -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
// CHECK: bzhil %r13d, 485498096, %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
bzhil %r13d, 485498096, %r13d
// CHECK: bzhil %r13d, 64(%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x6a,0x40]
bzhil %r13d, 64(%rdx), %r13d
// CHECK: bzhil %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x6c,0x82,0x40]
bzhil %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: bzhil %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x6c,0x82,0xc0]
bzhil %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: bzhil %r13d, 64(%rdx,%rax), %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x6c,0x02,0x40]
bzhil %r13d, 64(%rdx,%rax), %r13d
// CHECK: bzhil %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x10,0xf5,0xed]
bzhil %r13d, %r13d, %r13d
// CHECK: bzhil %r13d, (%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x10,0xf5,0x2a]
bzhil %r13d, (%rdx), %r13d
// CHECK: bzhiq %r15, 485498096, %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
bzhiq %r15, 485498096, %r15
// CHECK: bzhiq %r15, 64(%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x7a,0x40]
bzhiq %r15, 64(%rdx), %r15
// CHECK: bzhiq %r15, 64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x7c,0x82,0x40]
bzhiq %r15, 64(%rdx,%rax,4), %r15
// CHECK: bzhiq %r15, -64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x7c,0x82,0xc0]
bzhiq %r15, -64(%rdx,%rax,4), %r15
// CHECK: bzhiq %r15, 64(%rdx,%rax), %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x7c,0x02,0x40]
bzhiq %r15, 64(%rdx,%rax), %r15
// CHECK: bzhiq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x80,0xf5,0xff]
bzhiq %r15, %r15, %r15
// CHECK: bzhiq %r15, (%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x80,0xf5,0x3a]
bzhiq %r15, (%rdx), %r15
// CHECK: mulxl 485498096, %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
mulxl 485498096, %r13d, %r13d
// CHECK: mulxl 64(%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x6a,0x40]
mulxl 64(%rdx), %r13d, %r13d
// CHECK: mulxl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x6c,0x82,0x40]
mulxl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: mulxl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x6c,0x82,0xc0]
mulxl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: mulxl 64(%rdx,%rax), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x6c,0x02,0x40]
mulxl 64(%rdx,%rax), %r13d, %r13d
// CHECK: mulxl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x13,0xf6,0xed]
mulxl %r13d, %r13d, %r13d
// CHECK: mulxl (%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf6,0x2a]
mulxl (%rdx), %r13d, %r13d
// CHECK: mulxq 485498096, %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
mulxq 485498096, %r15, %r15
// CHECK: mulxq 64(%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x7a,0x40]
mulxq 64(%rdx), %r15, %r15
// CHECK: mulxq 64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x7c,0x82,0x40]
mulxq 64(%rdx,%rax,4), %r15, %r15
// CHECK: mulxq -64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x7c,0x82,0xc0]
mulxq -64(%rdx,%rax,4), %r15, %r15
// CHECK: mulxq 64(%rdx,%rax), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x7c,0x02,0x40]
mulxq 64(%rdx,%rax), %r15, %r15
// CHECK: mulxq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x83,0xf6,0xff]
mulxq %r15, %r15, %r15
// CHECK: mulxq (%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf6,0x3a]
mulxq (%rdx), %r15, %r15
// CHECK: pdepl 485498096, %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
pdepl 485498096, %r13d, %r13d
// CHECK: pdepl 64(%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x6a,0x40]
pdepl 64(%rdx), %r13d, %r13d
// CHECK: pdepl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x6c,0x82,0x40]
pdepl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: pdepl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x6c,0x82,0xc0]
pdepl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: pdepl 64(%rdx,%rax), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x6c,0x02,0x40]
pdepl 64(%rdx,%rax), %r13d, %r13d
// CHECK: pdepl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x13,0xf5,0xed]
pdepl %r13d, %r13d, %r13d
// CHECK: pdepl (%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf5,0x2a]
pdepl (%rdx), %r13d, %r13d
// CHECK: pdepq 485498096, %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
pdepq 485498096, %r15, %r15
// CHECK: pdepq 64(%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x7a,0x40]
pdepq 64(%rdx), %r15, %r15
// CHECK: pdepq 64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x7c,0x82,0x40]
pdepq 64(%rdx,%rax,4), %r15, %r15
// CHECK: pdepq -64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x7c,0x82,0xc0]
pdepq -64(%rdx,%rax,4), %r15, %r15
// CHECK: pdepq 64(%rdx,%rax), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x7c,0x02,0x40]
pdepq 64(%rdx,%rax), %r15, %r15
// CHECK: pdepq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x83,0xf5,0xff]
pdepq %r15, %r15, %r15
// CHECK: pdepq (%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf5,0x3a]
pdepq (%rdx), %r15, %r15
// CHECK: pextl 485498096, %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
pextl 485498096, %r13d, %r13d
// CHECK: pextl 64(%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x6a,0x40]
pextl 64(%rdx), %r13d, %r13d
// CHECK: pextl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x6c,0x82,0x40]
pextl 64(%rdx,%rax,4), %r13d, %r13d
// CHECK: pextl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x6c,0x82,0xc0]
pextl -64(%rdx,%rax,4), %r13d, %r13d
// CHECK: pextl 64(%rdx,%rax), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x6c,0x02,0x40]
pextl 64(%rdx,%rax), %r13d, %r13d
// CHECK: pextl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x12,0xf5,0xed]
pextl %r13d, %r13d, %r13d
// CHECK: pextl (%rdx), %r13d, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf5,0x2a]
pextl (%rdx), %r13d, %r13d
// CHECK: pextq 485498096, %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
pextq 485498096, %r15, %r15
// CHECK: pextq 64(%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x7a,0x40]
pextq 64(%rdx), %r15, %r15
// CHECK: pextq 64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x7c,0x82,0x40]
pextq 64(%rdx,%rax,4), %r15, %r15
// CHECK: pextq -64(%rdx,%rax,4), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x7c,0x82,0xc0]
pextq -64(%rdx,%rax,4), %r15, %r15
// CHECK: pextq 64(%rdx,%rax), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x7c,0x02,0x40]
pextq 64(%rdx,%rax), %r15, %r15
// CHECK: pextq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x82,0xf5,0xff]
pextq %r15, %r15, %r15
// CHECK: pextq (%rdx), %r15, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf5,0x3a]
pextq (%rdx), %r15, %r15
// CHECK: rorxl $0, 485498096, %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x2c,0x25,0xf0,0x1c,0xf0,0x1c,0x00]
rorxl $0, 485498096, %r13d
// CHECK: rorxl $0, 64(%rdx), %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x6a,0x40,0x00]
rorxl $0, 64(%rdx), %r13d
// CHECK: rorxl $0, 64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x6c,0x82,0x40,0x00]
rorxl $0, 64(%rdx,%rax,4), %r13d
// CHECK: rorxl $0, -64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x6c,0x82,0xc0,0x00]
rorxl $0, -64(%rdx,%rax,4), %r13d
// CHECK: rorxl $0, 64(%rdx,%rax), %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x6c,0x02,0x40,0x00]
rorxl $0, 64(%rdx,%rax), %r13d
// CHECK: rorxl $0, %r13d, %r13d
// CHECK: encoding: [0xc4,0x43,0x7b,0xf0,0xed,0x00]
rorxl $0, %r13d, %r13d
// CHECK: rorxl $0, (%rdx), %r13d
// CHECK: encoding: [0xc4,0x63,0x7b,0xf0,0x2a,0x00]
rorxl $0, (%rdx), %r13d
// CHECK: rorxq $0, 485498096, %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x3c,0x25,0xf0,0x1c,0xf0,0x1c,0x00]
rorxq $0, 485498096, %r15
// CHECK: rorxq $0, 64(%rdx), %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x7a,0x40,0x00]
rorxq $0, 64(%rdx), %r15
// CHECK: rorxq $0, 64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x7c,0x82,0x40,0x00]
rorxq $0, 64(%rdx,%rax,4), %r15
// CHECK: rorxq $0, -64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x7c,0x82,0xc0,0x00]
rorxq $0, -64(%rdx,%rax,4), %r15
// CHECK: rorxq $0, 64(%rdx,%rax), %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x7c,0x02,0x40,0x00]
rorxq $0, 64(%rdx,%rax), %r15
// CHECK: rorxq $0, %r15, %r15
// CHECK: encoding: [0xc4,0x43,0xfb,0xf0,0xff,0x00]
rorxq $0, %r15, %r15
// CHECK: rorxq $0, (%rdx), %r15
// CHECK: encoding: [0xc4,0x63,0xfb,0xf0,0x3a,0x00]
rorxq $0, (%rdx), %r15
// CHECK: sarxl %r13d, 485498096, %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
sarxl %r13d, 485498096, %r13d
// CHECK: sarxl %r13d, 64(%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x6a,0x40]
sarxl %r13d, 64(%rdx), %r13d
// CHECK: sarxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x6c,0x82,0x40]
sarxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: sarxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x6c,0x82,0xc0]
sarxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: sarxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x6c,0x02,0x40]
sarxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: sarxl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x12,0xf7,0xed]
sarxl %r13d, %r13d, %r13d
// CHECK: sarxl %r13d, (%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x12,0xf7,0x2a]
sarxl %r13d, (%rdx), %r13d
// CHECK: sarxq %r15, 485498096, %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
sarxq %r15, 485498096, %r15
// CHECK: sarxq %r15, 64(%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x7a,0x40]
sarxq %r15, 64(%rdx), %r15
// CHECK: sarxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x7c,0x82,0x40]
sarxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: sarxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x7c,0x82,0xc0]
sarxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: sarxq %r15, 64(%rdx,%rax), %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x7c,0x02,0x40]
sarxq %r15, 64(%rdx,%rax), %r15
// CHECK: sarxq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x82,0xf7,0xff]
sarxq %r15, %r15, %r15
// CHECK: sarxq %r15, (%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x82,0xf7,0x3a]
sarxq %r15, (%rdx), %r15
// CHECK: shlxl %r13d, 485498096, %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
shlxl %r13d, 485498096, %r13d
// CHECK: shlxl %r13d, 64(%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x6a,0x40]
shlxl %r13d, 64(%rdx), %r13d
// CHECK: shlxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x6c,0x82,0x40]
shlxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: shlxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x6c,0x82,0xc0]
shlxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: shlxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x6c,0x02,0x40]
shlxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: shlxl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x11,0xf7,0xed]
shlxl %r13d, %r13d, %r13d
// CHECK: shlxl %r13d, (%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x11,0xf7,0x2a]
shlxl %r13d, (%rdx), %r13d
// CHECK: shlxq %r15, 485498096, %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
shlxq %r15, 485498096, %r15
// CHECK: shlxq %r15, 64(%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x7a,0x40]
shlxq %r15, 64(%rdx), %r15
// CHECK: shlxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x7c,0x82,0x40]
shlxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: shlxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x7c,0x82,0xc0]
shlxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: shlxq %r15, 64(%rdx,%rax), %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x7c,0x02,0x40]
shlxq %r15, 64(%rdx,%rax), %r15
// CHECK: shlxq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x81,0xf7,0xff]
shlxq %r15, %r15, %r15
// CHECK: shlxq %r15, (%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x81,0xf7,0x3a]
shlxq %r15, (%rdx), %r15
// CHECK: shrxl %r13d, 485498096, %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x2c,0x25,0xf0,0x1c,0xf0,0x1c]
shrxl %r13d, 485498096, %r13d
// CHECK: shrxl %r13d, 64(%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x6a,0x40]
shrxl %r13d, 64(%rdx), %r13d
// CHECK: shrxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x6c,0x82,0x40]
shrxl %r13d, 64(%rdx,%rax,4), %r13d
// CHECK: shrxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x6c,0x82,0xc0]
shrxl %r13d, -64(%rdx,%rax,4), %r13d
// CHECK: shrxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x6c,0x02,0x40]
shrxl %r13d, 64(%rdx,%rax), %r13d
// CHECK: shrxl %r13d, %r13d, %r13d
// CHECK: encoding: [0xc4,0x42,0x13,0xf7,0xed]
shrxl %r13d, %r13d, %r13d
// CHECK: shrxl %r13d, (%rdx), %r13d
// CHECK: encoding: [0xc4,0x62,0x13,0xf7,0x2a]
shrxl %r13d, (%rdx), %r13d
// CHECK: shrxq %r15, 485498096, %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x3c,0x25,0xf0,0x1c,0xf0,0x1c]
shrxq %r15, 485498096, %r15
// CHECK: shrxq %r15, 64(%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x7a,0x40]
shrxq %r15, 64(%rdx), %r15
// CHECK: shrxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x7c,0x82,0x40]
shrxq %r15, 64(%rdx,%rax,4), %r15
// CHECK: shrxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x7c,0x82,0xc0]
shrxq %r15, -64(%rdx,%rax,4), %r15
// CHECK: shrxq %r15, 64(%rdx,%rax), %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x7c,0x02,0x40]
shrxq %r15, 64(%rdx,%rax), %r15
// CHECK: shrxq %r15, %r15, %r15
// CHECK: encoding: [0xc4,0x42,0x83,0xf7,0xff]
shrxq %r15, %r15, %r15
// CHECK: shrxq %r15, (%rdx), %r15
// CHECK: encoding: [0xc4,0x62,0x83,0xf7,0x3a]
shrxq %r15, (%rdx), %r15