neon-tbl.s 3.14 KB
// RUN: llvm-mc -triple=arm64 -mattr=+neon -show-encoding < %s | FileCheck %s

// Check that the assembler can handle the documented syntax for AArch64

//------------------------------------------------------------------------------
// Instructions across vector registers
//------------------------------------------------------------------------------

        tbl v0.8b, { v1.16b }, v2.8b
        tbl v0.8b, { v1.16b, v2.16b }, v2.8b
        tbl v0.8b, { v1.16b, v2.16b, v3.16b }, v2.8b
        tbl v0.8b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.8b
        tbl v0.8b, { v31.16b, v0.16b, v1.16b, v2.16b }, v2.8b

// CHECK: tbl	v0.8b, { v1.16b }, v2.8b  // encoding: [0x20,0x00,0x02,0x0e]
// CHECK: tbl	v0.8b, { v1.16b, v2.16b }, v2.8b // encoding: [0x20,0x20,0x02,0x0e]
// CHECK: tbl	v0.8b, { v1.16b, v2.16b, v3.16b }, v2.8b // encoding: [0x20,0x40,0x02,0x0e]
// CHECK: tbl	v0.8b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.8b // encoding: [0x20,0x60,0x02,0x0e]
// CHECK: tbl	v0.8b, { v31.16b, v0.16b, v1.16b, v2.16b }, v2.8b // encoding: [0xe0,0x63,0x02,0x0e]

        tbl v0.16b, { v1.16b }, v2.16b
        tbl v0.16b, { v1.16b, v2.16b }, v2.16b
        tbl v0.16b, { v1.16b, v2.16b, v3.16b }, v2.16b
        tbl v0.16b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.16b
        tbl v0.16b, { v30.16b, v31.16b, v0.16b, v1.16b }, v2.16b

// CHECK: tbl	v0.16b, { v1.16b }, v2.16b // encoding: [0x20,0x00,0x02,0x4e]
// CHECK: tbl	v0.16b, { v1.16b, v2.16b }, v2.16b // encoding: [0x20,0x20,0x02,0x4e]
// CHECK: tbl	v0.16b, { v1.16b, v2.16b, v3.16b }, v2.16b // encoding: [0x20,0x40,0x02,0x4e]
// CHECK: tbl	v0.16b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.16b // encoding: [0x20,0x60,0x02,0x4e]
// CHECK: tbl	v0.16b, { v30.16b, v31.16b, v0.16b, v1.16b }, v2.16b // encoding: [0xc0,0x63,0x02,0x4e]

        tbx v0.8b, { v1.16b }, v2.8b
        tbx v0.8b, { v1.16b, v2.16b }, v2.8b
        tbx v0.8b, { v1.16b, v2.16b, v3.16b }, v2.8b
        tbx v0.8b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.8b
        tbx v0.8b, { v31.16b, v0.16b, v1.16b, v2.16b }, v2.8b

// CHECK: tbx	v0.8b, { v1.16b }, v2.8b  // encoding: [0x20,0x10,0x02,0x0e]
// CHECK: tbx	v0.8b, { v1.16b, v2.16b }, v2.8b // encoding: [0x20,0x30,0x02,0x0e]
// CHECK: tbx	v0.8b, { v1.16b, v2.16b, v3.16b }, v2.8b // encoding: [0x20,0x50,0x02,0x0e]
// CHECK: tbx	v0.8b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.8b // encoding: [0x20,0x70,0x02,0x0e]
// CHECK: tbx	v0.8b, { v31.16b, v0.16b, v1.16b, v2.16b }, v2.8b // encoding: [0xe0,0x73,0x02,0x0e]

        tbx v0.16b, { v1.16b }, v2.16b
        tbx v0.16b, { v1.16b, v2.16b }, v2.16b
        tbx v0.16b, { v1.16b, v2.16b, v3.16b }, v2.16b
        tbx v0.16b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.16b
        tbx v0.16b, { v30.16b, v31.16b, v0.16b, v1.16b }, v2.16b

// CHECK: tbx	v0.16b, { v1.16b }, v2.16b // encoding: [0x20,0x10,0x02,0x4e]
// CHECK: tbx	v0.16b, { v1.16b, v2.16b }, v2.16b // encoding: [0x20,0x30,0x02,0x4e]
// CHECK: tbx	v0.16b, { v1.16b, v2.16b, v3.16b }, v2.16b // encoding: [0x20,0x50,0x02,0x4e]
// CHECK: tbx	v0.16b, { v1.16b, v2.16b, v3.16b, v4.16b }, v2.16b // encoding: [0x20,0x70,0x02,0x4e]
// CHECK: tbx	v0.16b, { v30.16b, v31.16b, v0.16b, v1.16b }, v2.16b // encoding: [0xc0,0x73,0x02,0x4e]