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llvm-6502/test/MC/AArch64/neon-3vdiff.s
Tim Northover 7b59710b6f AArch64/ARM64: run AArch64 NEON MC tests through ARM64 too. 
This skips a couple of compare ones due to the different syntaxt for
floating-point 0.0. AArch64 does it more canonically, and we'll need to fiddle
ARM64 to make it work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207119 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-24 15:04:20 +00:00

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// RUN: llvm-mc -triple=aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
// RUN: llvm-mc -triple=arm64-none-linux-gnu -mattr=+crypto -mattr=+neon -show-encoding < %s | FileCheck %s
// Check that the assembler can handle the documented syntax for AArch64
//------------------------------------------------------------------------------
// Instructions with 3 different vector data types
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Long
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Long - Variant 1
//------------------------------------------------------------------------------
saddl v0.8h, v1.8b, v2.8b
saddl v0.4s, v1.4h, v2.4h
saddl v0.2d, v1.2s, v2.2s
// CHECK: saddl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x00,0x22,0x0e]
// CHECK: saddl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x00,0x62,0x0e]
// CHECK: saddl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x00,0xa2,0x0e]
saddl2 v0.4s, v1.8h, v2.8h
saddl2 v0.8h, v1.16b, v2.16b
saddl2 v0.2d, v1.4s, v2.4s
// CHECK: saddl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x00,0x62,0x4e]
// CHECK: saddl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x00,0x22,0x4e]
// CHECK: saddl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x00,0xa2,0x4e]
uaddl v0.8h, v1.8b, v2.8b
uaddl v0.4s, v1.4h, v2.4h
uaddl v0.2d, v1.2s, v2.2s
// CHECK: uaddl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x00,0x22,0x2e]
// CHECK: uaddl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x00,0x62,0x2e]
// CHECK: uaddl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x00,0xa2,0x2e]
uaddl2 v0.8h, v1.16b, v2.16b
uaddl2 v0.4s, v1.8h, v2.8h
uaddl2 v0.2d, v1.4s, v2.4s
// CHECK: uaddl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x00,0x22,0x6e]
// CHECK: uaddl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x00,0x62,0x6e]
// CHECK: uaddl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x00,0xa2,0x6e]
ssubl v0.8h, v1.8b, v2.8b
ssubl v0.4s, v1.4h, v2.4h
ssubl v0.2d, v1.2s, v2.2s
// CHECK: ssubl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x20,0x22,0x0e]
// CHECK: ssubl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x20,0x62,0x0e]
// CHECK: ssubl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x20,0xa2,0x0e]
ssubl2 v0.8h, v1.16b, v2.16b
ssubl2 v0.4s, v1.8h, v2.8h
ssubl2 v0.2d, v1.4s, v2.4s
// CHECK: ssubl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x20,0x22,0x4e]
// CHECK: ssubl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x20,0x62,0x4e]
// CHECK: ssubl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x20,0xa2,0x4e]
usubl v0.8h, v1.8b, v2.8b
usubl v0.4s, v1.4h, v2.4h
usubl v0.2d, v1.2s, v2.2s
// CHECK: usubl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x20,0x22,0x2e]
// CHECK: usubl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x20,0x62,0x2e]
// CHECK: usubl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x20,0xa2,0x2e]
usubl2 v0.8h, v1.16b, v2.16b
usubl2 v0.4s, v1.8h, v2.8h
usubl2 v0.2d, v1.4s, v2.4s
// CHECK: usubl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x20,0x22,0x6e]
// CHECK: usubl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x20,0x62,0x6e]
// CHECK: usubl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x20,0xa2,0x6e]
sabal v0.8h, v1.8b, v2.8b
sabal v0.4s, v1.4h, v2.4h
sabal v0.2d, v1.2s, v2.2s
// CHECK: sabal v0.8h, v1.8b, v2.8b // encoding: [0x20,0x50,0x22,0x0e]
// CHECK: sabal v0.4s, v1.4h, v2.4h // encoding: [0x20,0x50,0x62,0x0e]
// CHECK: sabal v0.2d, v1.2s, v2.2s // encoding: [0x20,0x50,0xa2,0x0e]
sabal2 v0.8h, v1.16b, v2.16b
sabal2 v0.4s, v1.8h, v2.8h
sabal2 v0.2d, v1.4s, v2.4s
// CHECK: sabal2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x50,0x22,0x4e]
// CHECK: sabal2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x50,0x62,0x4e]
// CHECK: sabal2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x50,0xa2,0x4e]
uabal v0.8h, v1.8b, v2.8b
uabal v0.4s, v1.4h, v2.4h
uabal v0.2d, v1.2s, v2.2s
// CHECK: uabal v0.8h, v1.8b, v2.8b // encoding: [0x20,0x50,0x22,0x2e]
// CHECK: uabal v0.4s, v1.4h, v2.4h // encoding: [0x20,0x50,0x62,0x2e]
// CHECK: uabal v0.2d, v1.2s, v2.2s // encoding: [0x20,0x50,0xa2,0x2e]
uabal2 v0.8h, v1.16b, v2.16b
uabal2 v0.4s, v1.8h, v2.8h
uabal2 v0.2d, v1.4s, v2.4s
// CHECK: uabal2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x50,0x22,0x6e]
// CHECK: uabal2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x50,0x62,0x6e]
// CHECK: uabal2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x50,0xa2,0x6e]
sabdl v0.8h, v1.8b, v2.8b
sabdl v0.4s, v1.4h, v2.4h
sabdl v0.2d, v1.2s, v2.2s
// CHECK: sabdl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x70,0x22,0x0e]
// CHECK: sabdl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x70,0x62,0x0e]
// CHECK: sabdl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x70,0xa2,0x0e]
sabdl2 v0.8h, v1.16b, v2.16b
sabdl2 v0.4s, v1.8h, v2.8h
sabdl2 v0.2d, v1.4s, v2.4s
// CHECK: sabdl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x70,0x22,0x4e]
// CHECK: sabdl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x70,0x62,0x4e]
// CHECK: sabdl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x70,0xa2,0x4e]
uabdl v0.8h, v1.8b, v2.8b
uabdl v0.4s, v1.4h, v2.4h
uabdl v0.2d, v1.2s, v2.2s
// CHECK: uabdl v0.8h, v1.8b, v2.8b // encoding: [0x20,0x70,0x22,0x2e]
// CHECK: uabdl v0.4s, v1.4h, v2.4h // encoding: [0x20,0x70,0x62,0x2e]
// CHECK: uabdl v0.2d, v1.2s, v2.2s // encoding: [0x20,0x70,0xa2,0x2e]
uabdl2 v0.8h, v1.16b, v2.16b
uabdl2 v0.4s, v1.8h, v2.8h
uabdl2 v0.2d, v1.4s, v2.4s
// CHECK: uabdl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x70,0x22,0x6e]
// CHECK: uabdl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x70,0x62,0x6e]
// CHECK: uabdl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x70,0xa2,0x6e]
smlal v0.8h, v1.8b, v2.8b
smlal v0.4s, v1.4h, v2.4h
smlal v0.2d, v1.2s, v2.2s
// CHECK: smlal v0.8h, v1.8b, v2.8b // encoding: [0x20,0x80,0x22,0x0e]
// CHECK: smlal v0.4s, v1.4h, v2.4h // encoding: [0x20,0x80,0x62,0x0e]
// CHECK: smlal v0.2d, v1.2s, v2.2s // encoding: [0x20,0x80,0xa2,0x0e]
smlal2 v0.8h, v1.16b, v2.16b
smlal2 v0.4s, v1.8h, v2.8h
smlal2 v0.2d, v1.4s, v2.4s
// CHECK: smlal2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x80,0x22,0x4e]
// CHECK: smlal2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x80,0x62,0x4e]
// CHECK: smlal2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x80,0xa2,0x4e]
umlal v0.8h, v1.8b, v2.8b
umlal v0.4s, v1.4h, v2.4h
umlal v0.2d, v1.2s, v2.2s
// CHECK: umlal v0.8h, v1.8b, v2.8b // encoding: [0x20,0x80,0x22,0x2e]
// CHECK: umlal v0.4s, v1.4h, v2.4h // encoding: [0x20,0x80,0x62,0x2e]
// CHECK: umlal v0.2d, v1.2s, v2.2s // encoding: [0x20,0x80,0xa2,0x2e]
umlal2 v0.8h, v1.16b, v2.16b
umlal2 v0.4s, v1.8h, v2.8h
umlal2 v0.2d, v1.4s, v2.4s
// CHECK: umlal2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0x80,0x22,0x6e]
// CHECK: umlal2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x80,0x62,0x6e]
// CHECK: umlal2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x80,0xa2,0x6e]
smlsl v0.8h, v1.8b, v2.8b
smlsl v0.4s, v1.4h, v2.4h
smlsl v0.2d, v1.2s, v2.2s
// CHECK: smlsl v0.8h, v1.8b, v2.8b // encoding: [0x20,0xa0,0x22,0x0e]
// CHECK: smlsl v0.4s, v1.4h, v2.4h // encoding: [0x20,0xa0,0x62,0x0e]
// CHECK: smlsl v0.2d, v1.2s, v2.2s // encoding: [0x20,0xa0,0xa2,0x0e]
smlsl2 v0.8h, v1.16b, v2.16b
smlsl2 v0.4s, v1.8h, v2.8h
smlsl2 v0.2d, v1.4s, v2.4s
// CHECK: smlsl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0xa0,0x22,0x4e]
// CHECK: smlsl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xa0,0x62,0x4e]
// CHECK: smlsl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xa0,0xa2,0x4e]
umlsl v0.8h, v1.8b, v2.8b
umlsl v0.4s, v1.4h, v2.4h
umlsl v0.2d, v1.2s, v2.2s
// CHECK: umlsl v0.8h, v1.8b, v2.8b // encoding: [0x20,0xa0,0x22,0x2e]
// CHECK: umlsl v0.4s, v1.4h, v2.4h // encoding: [0x20,0xa0,0x62,0x2e]
// CHECK: umlsl v0.2d, v1.2s, v2.2s // encoding: [0x20,0xa0,0xa2,0x2e]
umlsl2 v0.8h, v1.16b, v2.16b
umlsl2 v0.4s, v1.8h, v2.8h
umlsl2 v0.2d, v1.4s, v2.4s
// CHECK: umlsl2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0xa0,0x22,0x6e]
// CHECK: umlsl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xa0,0x62,0x6e]
// CHECK: umlsl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xa0,0xa2,0x6e]
smull v0.8h, v1.8b, v2.8b
smull v0.4s, v1.4h, v2.4h
smull v0.2d, v1.2s, v2.2s
// CHECK: smull v0.8h, v1.8b, v2.8b // encoding: [0x20,0xc0,0x22,0x0e]
// CHECK: smull v0.4s, v1.4h, v2.4h // encoding: [0x20,0xc0,0x62,0x0e]
// CHECK: smull v0.2d, v1.2s, v2.2s // encoding: [0x20,0xc0,0xa2,0x0e]
smull2 v0.8h, v1.16b, v2.16b
smull2 v0.4s, v1.8h, v2.8h
smull2 v0.2d, v1.4s, v2.4s
// CHECK: smull2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0xc0,0x22,0x4e]
// CHECK: smull2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xc0,0x62,0x4e]
// CHECK: smull2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xc0,0xa2,0x4e]
umull v0.8h, v1.8b, v2.8b
umull v0.4s, v1.4h, v2.4h
umull v0.2d, v1.2s, v2.2s
// CHECK: umull v0.8h, v1.8b, v2.8b // encoding: [0x20,0xc0,0x22,0x2e]
// CHECK: umull v0.4s, v1.4h, v2.4h // encoding: [0x20,0xc0,0x62,0x2e]
// CHECK: umull v0.2d, v1.2s, v2.2s // encoding: [0x20,0xc0,0xa2,0x2e]
umull2 v0.8h, v1.16b, v2.16b
umull2 v0.4s, v1.8h, v2.8h
umull2 v0.2d, v1.4s, v2.4s
// CHECK: umull2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0xc0,0x22,0x6e]
// CHECK: umull2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xc0,0x62,0x6e]
// CHECK: umull2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xc0,0xa2,0x6e]
//------------------------------------------------------------------------------
// Long - Variant 2
//------------------------------------------------------------------------------
sqdmlal v0.4s, v1.4h, v2.4h
sqdmlal v0.2d, v1.2s, v2.2s
// CHECK: sqdmlal v0.4s, v1.4h, v2.4h // encoding: [0x20,0x90,0x62,0x0e]
// CHECK: sqdmlal v0.2d, v1.2s, v2.2s // encoding: [0x20,0x90,0xa2,0x0e]
sqdmlal2 v0.4s, v1.8h, v2.8h
sqdmlal2 v0.2d, v1.4s, v2.4s
// CHECK: sqdmlal2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0x90,0x62,0x4e]
// CHECK: sqdmlal2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0x90,0xa2,0x4e]
sqdmlsl v0.4s, v1.4h, v2.4h
sqdmlsl v0.2d, v1.2s, v2.2s
// CHECK: sqdmlsl v0.4s, v1.4h, v2.4h // encoding: [0x20,0xb0,0x62,0x0e]
// CHECK: sqdmlsl v0.2d, v1.2s, v2.2s // encoding: [0x20,0xb0,0xa2,0x0e]
sqdmlsl2 v0.4s, v1.8h, v2.8h
sqdmlsl2 v0.2d, v1.4s, v2.4s
// CHECK: sqdmlsl2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xb0,0x62,0x4e]
// CHECK: sqdmlsl2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xb0,0xa2,0x4e]
sqdmull v0.4s, v1.4h, v2.4h
sqdmull v0.2d, v1.2s, v2.2s
// CHECK: sqdmull v0.4s, v1.4h, v2.4h // encoding: [0x20,0xd0,0x62,0x0e]
// CHECK: sqdmull v0.2d, v1.2s, v2.2s // encoding: [0x20,0xd0,0xa2,0x0e]
sqdmull2 v0.4s, v1.8h, v2.8h
sqdmull2 v0.2d, v1.4s, v2.4s
// CHECK: sqdmull2 v0.4s, v1.8h, v2.8h // encoding: [0x20,0xd0,0x62,0x4e]
// CHECK: sqdmull2 v0.2d, v1.4s, v2.4s // encoding: [0x20,0xd0,0xa2,0x4e]
//------------------------------------------------------------------------------
// Long - Variant 3
//------------------------------------------------------------------------------
pmull v0.8h, v1.8b, v2.8b
pmull v0.1q, v1.1d, v2.1d
// CHECK: pmull v0.8h, v1.8b, v2.8b // encoding: [0x20,0xe0,0x22,0x0e]
// CHECK: pmull v0.1q, v1.1d, v2.1d // encoding: [0x20,0xe0,0xe2,0x0e]
pmull2 v0.8h, v1.16b, v2.16b
pmull2 v0.1q, v1.2d, v2.2d
// CHECK: pmull2 v0.8h, v1.16b, v2.16b // encoding: [0x20,0xe0,0x22,0x4e]
// CHECK: pmull2 v0.1q, v1.2d, v2.2d // encoding: [0x20,0xe0,0xe2,0x4e]
//------------------------------------------------------------------------------
// Widen
//------------------------------------------------------------------------------
saddw v0.8h, v1.8h, v2.8b
saddw v0.4s, v1.4s, v2.4h
saddw v0.2d, v1.2d, v2.2s
// CHECK: saddw v0.8h, v1.8h, v2.8b // encoding: [0x20,0x10,0x22,0x0e]
// CHECK: saddw v0.4s, v1.4s, v2.4h // encoding: [0x20,0x10,0x62,0x0e]
// CHECK: saddw v0.2d, v1.2d, v2.2s // encoding: [0x20,0x10,0xa2,0x0e]
saddw2 v0.8h, v1.8h, v2.16b
saddw2 v0.4s, v1.4s, v2.8h
saddw2 v0.2d, v1.2d, v2.4s
// CHECK: saddw2 v0.8h, v1.8h, v2.16b // encoding: [0x20,0x10,0x22,0x4e]
// CHECK: saddw2 v0.4s, v1.4s, v2.8h // encoding: [0x20,0x10,0x62,0x4e]
// CHECK: saddw2 v0.2d, v1.2d, v2.4s // encoding: [0x20,0x10,0xa2,0x4e]
uaddw v0.8h, v1.8h, v2.8b
uaddw v0.4s, v1.4s, v2.4h
uaddw v0.2d, v1.2d, v2.2s
// CHECK: uaddw v0.8h, v1.8h, v2.8b // encoding: [0x20,0x10,0x22,0x2e]
// CHECK: uaddw v0.4s, v1.4s, v2.4h // encoding: [0x20,0x10,0x62,0x2e]
// CHECK: uaddw v0.2d, v1.2d, v2.2s // encoding: [0x20,0x10,0xa2,0x2e]
uaddw2 v0.8h, v1.8h, v2.16b
uaddw2 v0.4s, v1.4s, v2.8h
uaddw2 v0.2d, v1.2d, v2.4s
// CHECK: uaddw2 v0.8h, v1.8h, v2.16b // encoding: [0x20,0x10,0x22,0x6e]
// CHECK: uaddw2 v0.4s, v1.4s, v2.8h // encoding: [0x20,0x10,0x62,0x6e]
// CHECK: uaddw2 v0.2d, v1.2d, v2.4s // encoding: [0x20,0x10,0xa2,0x6e]
ssubw v0.8h, v1.8h, v2.8b
ssubw v0.4s, v1.4s, v2.4h
ssubw v0.2d, v1.2d, v2.2s
// CHECK: ssubw v0.8h, v1.8h, v2.8b // encoding: [0x20,0x30,0x22,0x0e]
// CHECK: ssubw v0.4s, v1.4s, v2.4h // encoding: [0x20,0x30,0x62,0x0e]
// CHECK: ssubw v0.2d, v1.2d, v2.2s // encoding: [0x20,0x30,0xa2,0x0e]
ssubw2 v0.8h, v1.8h, v2.16b
ssubw2 v0.4s, v1.4s, v2.8h
ssubw2 v0.2d, v1.2d, v2.4s
// CHECK: ssubw2 v0.8h, v1.8h, v2.16b // encoding: [0x20,0x30,0x22,0x4e]
// CHECK: ssubw2 v0.4s, v1.4s, v2.8h // encoding: [0x20,0x30,0x62,0x4e]
// CHECK: ssubw2 v0.2d, v1.2d, v2.4s // encoding: [0x20,0x30,0xa2,0x4e]
usubw v0.8h, v1.8h, v2.8b
usubw v0.4s, v1.4s, v2.4h
usubw v0.2d, v1.2d, v2.2s
// CHECK: usubw v0.8h, v1.8h, v2.8b // encoding: [0x20,0x30,0x22,0x2e]
// CHECK: usubw v0.4s, v1.4s, v2.4h // encoding: [0x20,0x30,0x62,0x2e]
// CHECK: usubw v0.2d, v1.2d, v2.2s // encoding: [0x20,0x30,0xa2,0x2e]
usubw2 v0.8h, v1.8h, v2.16b
usubw2 v0.4s, v1.4s, v2.8h
usubw2 v0.2d, v1.2d, v2.4s
// CHECK: usubw2 v0.8h, v1.8h, v2.16b // encoding: [0x20,0x30,0x22,0x6e]
// CHECK: usubw2 v0.4s, v1.4s, v2.8h // encoding: [0x20,0x30,0x62,0x6e]
// CHECK: usubw2 v0.2d, v1.2d, v2.4s // encoding: [0x20,0x30,0xa2,0x6e]
//------------------------------------------------------------------------------
// Narrow
//------------------------------------------------------------------------------
addhn v0.8b, v1.8h, v2.8h
addhn v0.4h, v1.4s, v2.4s
addhn v0.2s, v1.2d, v2.2d
// CHECK: addhn v0.8b, v1.8h, v2.8h // encoding: [0x20,0x40,0x22,0x0e]
// CHECK: addhn v0.4h, v1.4s, v2.4s // encoding: [0x20,0x40,0x62,0x0e]
// CHECK: addhn v0.2s, v1.2d, v2.2d // encoding: [0x20,0x40,0xa2,0x0e]
addhn2 v0.16b, v1.8h, v2.8h
addhn2 v0.8h, v1.4s, v2.4s
addhn2 v0.4s, v1.2d, v2.2d
// CHECK: addhn2 v0.16b, v1.8h, v2.8h // encoding: [0x20,0x40,0x22,0x4e]
// CHECK: addhn2 v0.8h, v1.4s, v2.4s // encoding: [0x20,0x40,0x62,0x4e]
// CHECK: addhn2 v0.4s, v1.2d, v2.2d // encoding: [0x20,0x40,0xa2,0x4e]
raddhn v0.8b, v1.8h, v2.8h
raddhn v0.4h, v1.4s, v2.4s
raddhn v0.2s, v1.2d, v2.2d
// CHECK: raddhn v0.8b, v1.8h, v2.8h // encoding: [0x20,0x40,0x22,0x2e]
// CHECK: raddhn v0.4h, v1.4s, v2.4s // encoding: [0x20,0x40,0x62,0x2e]
// CHECK: raddhn v0.2s, v1.2d, v2.2d // encoding: [0x20,0x40,0xa2,0x2e]
raddhn2 v0.16b, v1.8h, v2.8h
raddhn2 v0.8h, v1.4s, v2.4s
raddhn2 v0.4s, v1.2d, v2.2d
// CHECK: raddhn2 v0.16b, v1.8h, v2.8h // encoding: [0x20,0x40,0x22,0x6e]
// CHECK: raddhn2 v0.8h, v1.4s, v2.4s // encoding: [0x20,0x40,0x62,0x6e]
// CHECK: raddhn2 v0.4s, v1.2d, v2.2d // encoding: [0x20,0x40,0xa2,0x6e]
rsubhn v0.8b, v1.8h, v2.8h
rsubhn v0.4h, v1.4s, v2.4s
rsubhn v0.2s, v1.2d, v2.2d
// CHECK: rsubhn v0.8b, v1.8h, v2.8h // encoding: [0x20,0x60,0x22,0x2e]
// CHECK: rsubhn v0.4h, v1.4s, v2.4s // encoding: [0x20,0x60,0x62,0x2e]
// CHECK: rsubhn v0.2s, v1.2d, v2.2d // encoding: [0x20,0x60,0xa2,0x2e]
rsubhn2 v0.16b, v1.8h, v2.8h
rsubhn2 v0.8h, v1.4s, v2.4s
rsubhn2 v0.4s, v1.2d, v2.2d
// CHECK: rsubhn2 v0.16b, v1.8h, v2.8h // encoding: [0x20,0x60,0x22,0x6e]
// CHECK: rsubhn2 v0.8h, v1.4s, v2.4s // encoding: [0x20,0x60,0x62,0x6e]
// CHECK: rsubhn2 v0.4s, v1.2d, v2.2d // encoding: [0x20,0x60,0xa2,0x6e]
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