test/MC/AArch64/armv8.4a-pmu.s

   1 // RUN: llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=+v8.4a < %s \
   2 // RUN: | FileCheck %s --check-prefix=CHECK
   3
   4 // RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=-v8.4a < %s 2>&1 \
   5 // RUN: | FileCheck %s --check-prefix=CHECK-ERROR
   6
   7 //------------------------------------------------------------------------------
   8 // ARMV8.4-A PMU
   9 //------------------------------------------------------------------------------
  10
  11 // Read/Write registers:
  12
  13 msr PMMIR_EL1, x0
  14 mrs x0, PMMIR_EL1
  15
  16 //CHECK: msr     PMMIR_EL1, x0           // encoding: [0xc0,0x9e,0x18,0xd5]
  17 //CHECK: mrs     x0, PMMIR_EL1           // encoding: [0xc0,0x9e,0x38,0xd5]
  18 //CHECK-ERROR: error: expected writable system register or pstate
  19 //CHECK-ERROR: error: expected readable system register