llvm/test/MC/AArch64/armv8r-unsupported-sysreg.s

   1 // RUN: llvm-mc -triple aarch64 -mattr=+v8a -show-encoding < %s | FileCheck %s
   2 // RUN: not llvm-mc -triple aarch64 -mattr=+v8r -show-encoding < %s 2>&1 |\
   3 // RUN:   FileCheck --check-prefix=CHECK-ERROR %s
   4
   5 // CHECK:       msr     TTBR0_EL2, x3          // encoding: [0x03,0x20,0x1c,0xd5]
   6 // CHECK-NEXT:  mrs     x3, TTBR0_EL2          // encoding: [0x03,0x20,0x3c,0xd5]
   7 // CHECK-NEXT:  msr     VTTBR_EL2, x3          // encoding: [0x03,0x21,0x1c,0xd5]
   8 // CHECK-NEXT:  mrs     x3, VTTBR_EL2          // encoding: [0x03,0x21,0x3c,0xd5]
   9 // CHECK-NEXT:  msr     VSTTBR_EL2, x3         // encoding: [0x03,0x26,0x1c,0xd5]
  10 // CHECK-NEXT:  mrs     x3, VSTTBR_EL2         // encoding: [0x03,0x26,0x3c,0xd5]
  11
  12 msr TTBR0_EL2, x3
  13 mrs x3, TTBR0_EL2
  14 msr VTTBR_EL2, x3
  15 mrs x3, VTTBR_EL2
  16 msr VSTTBR_EL2, x3
  17 mrs x3, VSTTBR_EL2
  18
  19 // CHECK-ERROR:      {{.*}}: error: expected writable system register or pstate
  20 // CHECK-ERROR-NEXT:         msr TTBR0_EL2, x3
  21 // CHECK-ERROR-NEXT:             ^
  22 // CHECK-ERROR-NEXT: {{.*}}: error: expected readable system register
  23 // CHECK-ERROR-NEXT:         mrs x3, TTBR0_EL2
  24 // CHECK-ERROR-NEXT:                 ^
  25 // CHECK-ERROR-NEXT: {{.*}}: error: expected writable system register or pstate
  26 // CHECK-ERROR-NEXT:         msr VTTBR_EL2, x3
  27 // CHECK-ERROR-NEXT:             ^
  28 // CHECK-ERROR-NEXT: {{.*}}: error: expected readable system register
  29 // CHECK-ERROR-NEXT:         mrs x3, VTTBR_EL2
  30 // CHECK-ERROR-NEXT:                 ^
  31 // CHECK-ERROR-NEXT: {{.*}}: error: expected writable system register or pstate
  32 // CHECK-ERROR-NEXT:         msr VSTTBR_EL2, x3
  33 // CHECK-ERROR-NEXT:             ^
  34 // CHECK-ERROR-NEXT: {{.*}}: error: expected readable system register
  35 // CHECK-ERROR-NEXT:         mrs x3, VSTTBR_EL2
  36 // CHECK-ERROR-NEXT:                 ^