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llvm-mirror/test/MC/AArch64/neon-sxtl.s
2014-01-03 19:20:31 +00:00

27 lines
1.2 KiB
ArmAsm

// RUN: llvm-mc -triple=aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
// Check that the assembler can handle the documented syntax for AArch64
//------------------------------------------------------------------------------
// Signed integer lengthen (vector)
//------------------------------------------------------------------------------
sxtl v0.8h, v1.8b
sxtl v0.4s, v1.4h
sxtl v0.2d, v1.2s
// CHECK: sshll v0.8h, v1.8b, #0 // encoding: [0x20,0xa4,0x08,0x0f]
// CHECK: sshll v0.4s, v1.4h, #0 // encoding: [0x20,0xa4,0x10,0x0f]
// CHECK: sshll v0.2d, v1.2s, #0 // encoding: [0x20,0xa4,0x20,0x0f]
//------------------------------------------------------------------------------
// Signed integer lengthen (vector, second part)
//------------------------------------------------------------------------------
sxtl2 v0.8h, v1.16b
sxtl2 v0.4s, v1.8h
sxtl2 v0.2d, v1.4s
// CHECK: sshll2 v0.8h, v1.16b, #0 // encoding: [0x20,0xa4,0x08,0x4f]
// CHECK: sshll2 v0.4s, v1.8h, #0 // encoding: [0x20,0xa4,0x10,0x4f]
// CHECK: sshll2 v0.2d, v1.4s, #0 // encoding: [0x20,0xa4,0x20,0x4f]