1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
// RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=+v8.4a < %s 2> %t | FileCheck %s --check-prefix=CHECK
// RUN: FileCheck --check-prefix=CHECK-ERROR < %t %s
// RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=-v8.4a < %s 2>&1 | FileCheck %s --check-prefix=CHECK-NO-V84
//------------------------------------------------------------------------------
// ARMV8.4-A Timing insensitivity of data processing instructions
//------------------------------------------------------------------------------
msr DIT, #1
msr DIT, x0
mrs x0, DIT
//CHECK: msr DIT, #1 // encoding: [0x5f,0x41,0x03,0xd5]
//CHECK-NEXT: msr DIT, x0 // encoding: [0xa0,0x42,0x1b,0xd5]
//CHECK-NEXT: mrs x0, DIT // encoding: [0xa0,0x42,0x3b,0xd5]
msr DIT, #16
msr DIT, #-1
//CHECK-ERROR: error: immediate must be an integer in range [0, 15].
//CHECK-ERROR-NEXT: msr DIT, #16
//CHECK-ERROR-NEXT: ^
//CHECK-ERROR-NEXT: error: immediate must be an integer in range [0, 15].
//CHECK-ERROR-NEXT: msr DIT, #-1
//CHECK-ERROR-NEXT: ^
//CHECK-NO-V84: error: expected writable system register or pstate
//CHECK-NO-V84-NEXT: msr DIT, #1
//CHECK-NO-V84-NEXT: ^
//CHECK-NO-V84-NEXT: error: expected writable system register or pstate
//CHECK-NO-V84-NEXT: msr DIT, x0
//CHECK-NO-V84-NEXT: ^
//CHECK-NO-V84-NEXT: error: expected readable system register
//CHECK-NO-V84-NEXT: mrs x0, DIT
//CHECK-NO-V84-NEXT: ^
//CHECK-NO-V84-NEXT: error: expected writable system register or pstate
//CHECK-NO-V84-NEXT: msr DIT, #16
//CHECK-NO-V84-NEXT: ^
//CHECK-NO-V84-NEXT: error: expected writable system register or pstate
//CHECK-NO-V84-NEXT: msr DIT, #-1
//CHECK-NO-V84-NEXT: ^
|
