llvm/test/MC/AArch64/armv8.2a-statistical-profiling.s

   1 // RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=+spe       < %s 2> %t | FileCheck %s
   2 // RUN: FileCheck --check-prefix=ERROR %s < %t
   3 // RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mcpu=neoverse-n1 < %s 2> %t | FileCheck %s
   4 // RUN: FileCheck --check-prefix=ERROR %s < %t
   5 // RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding                   < %s 2> %t | FileCheck --check-prefix=NO_SPE_OUT %s
   6 // RUN: FileCheck --check-prefix=NO_SPE %s < %t
   7
   8 // NO_SPE_OUT-NOT: msr
   9 // NO_SPE_OUT-NOT: mrs
  10 // NO_SPE_OUT-NOT: psb
  11
  12   psb csync
  13 // CHECK: psb csync              // encoding: [0x3f,0x22,0x03,0xd5]
  14 // NO_SPE:  instruction requires: spe
  15
  16   msr pmblimitr_el1, x0
  17   msr pmbptr_el1, x0
  18   msr pmbsr_el1, x0
  19   msr pmscr_el2, x0
  20   msr pmscr_el12, x0
  21   msr pmscr_el1, x0
  22   msr pmsicr_el1, x0
  23   msr pmsirr_el1, x0
  24   msr pmsfcr_el1, x0
  25   msr pmsevfr_el1, x0
  26   msr pmslatfr_el1, x0
  27 // CHECK:     msr PMBLIMITR_EL1, x0       // encoding: [0x00,0x9a,0x18,0xd5]
  28 // CHECK:     msr PMBPTR_EL1, x0          // encoding: [0x20,0x9a,0x18,0xd5]
  29 // CHECK:     msr PMBSR_EL1, x0           // encoding: [0x60,0x9a,0x18,0xd5]
  30 // CHECK:     msr PMSCR_EL2, x0           // encoding: [0x00,0x99,0x1c,0xd5]
  31 // CHECK:     msr PMSCR_EL12, x0          // encoding: [0x00,0x99,0x1d,0xd5]
  32 // CHECK:     msr PMSCR_EL1, x0           // encoding: [0x00,0x99,0x18,0xd5]
  33 // CHECK:     msr PMSICR_EL1, x0          // encoding: [0x40,0x99,0x18,0xd5]
  34 // CHECK:     msr PMSIRR_EL1, x0          // encoding: [0x60,0x99,0x18,0xd5]
  35 // CHECK:     msr PMSFCR_EL1, x0          // encoding: [0x80,0x99,0x18,0xd5]
  36 // CHECK:     msr PMSEVFR_EL1, x0         // encoding: [0xa0,0x99,0x18,0xd5]
  37 // CHECK:     msr PMSLATFR_EL1, x0        // encoding: [0xc0,0x99,0x18,0xd5]
  38 // NO_SPE: error: expected writable system register or pstate
  39 // NO_SPE: error: expected writable system register or pstate
  40 // NO_SPE: error: expected writable system register or pstate
  41 // NO_SPE: error: expected writable system register or pstate
  42 // NO_SPE: error: expected writable system register or pstate
  43 // NO_SPE: error: expected writable system register or pstate
  44 // NO_SPE: error: expected writable system register or pstate
  45 // NO_SPE: error: expected writable system register or pstate
  46 // NO_SPE: error: expected writable system register or pstate
  47 // NO_SPE: error: expected writable system register or pstate
  48 // NO_SPE: error: expected writable system register or pstate
  49
  50
  51 // Readonly system registers: writing to them gives an error
  52   msr pmbidr_el1, x0
  53   msr pmsidr_el1, x0
  54 // ERROR: :[[@LINE-2]]:7: error: expected writable system register or pstate
  55 // ERROR: :[[@LINE-2]]:7: error: expected writable system register or pstate
  56 // NO_SPE: :[[@LINE-4]]:7: error: expected writable system register or pstate
  57 // NO_SPE: :[[@LINE-4]]:7: error: expected writable system register or pstate
  58
  59 mrs x0, pmblimitr_el1
  60   mrs x0, pmbptr_el1
  61   mrs x0, pmbsr_el1
  62   mrs x0, pmbidr_el1
  63   mrs x0, pmscr_el2
  64   mrs x0, pmscr_el12
  65   mrs x0, pmscr_el1
  66   mrs x0, pmsicr_el1
  67   mrs x0, pmsirr_el1
  68   mrs x0, pmsfcr_el1
  69   mrs x0, pmsevfr_el1
  70   mrs x0, pmslatfr_el1
  71   mrs x0, pmsidr_el1
  72
  73 // CHECK:    mrs x0, PMBLIMITR_EL1       // encoding: [0x00,0x9a,0x38,0xd5]
  74 // CHECK:    mrs x0, PMBPTR_EL1          // encoding: [0x20,0x9a,0x38,0xd5]
  75 // CHECK:    mrs x0, PMBSR_EL1           // encoding: [0x60,0x9a,0x38,0xd5]
  76 // CHECK:    mrs x0, PMBIDR_EL1          // encoding: [0xe0,0x9a,0x38,0xd5]
  77 // CHECK:    mrs x0, PMSCR_EL2           // encoding: [0x00,0x99,0x3c,0xd5]
  78 // CHECK:    mrs x0, PMSCR_EL12          // encoding: [0x00,0x99,0x3d,0xd5]
  79 // CHECK:    mrs x0, PMSCR_EL1           // encoding: [0x00,0x99,0x38,0xd5]
  80 // CHECK:    mrs x0, PMSICR_EL1          // encoding: [0x40,0x99,0x38,0xd5]
  81 // CHECK:    mrs x0, PMSIRR_EL1          // encoding: [0x60,0x99,0x38,0xd5]
  82 // CHECK:    mrs x0, PMSFCR_EL1          // encoding: [0x80,0x99,0x38,0xd5]
  83 // CHECK:    mrs x0, PMSEVFR_EL1         // encoding: [0xa0,0x99,0x38,0xd5]
  84 // CHECK:    mrs x0, PMSLATFR_EL1        // encoding: [0xc0,0x99,0x38,0xd5]
  85 // CHECK:    mrs x0, PMSIDR_EL1          // encoding: [0xe0,0x99,0x38,0xd5]
  86 // NO_SPE: error: expected readable system register
  87 // NO_SPE: error: expected readable system register
  88 // NO_SPE: error: expected readable system register
  89 // NO_SPE: error: expected readable system register
  90 // NO_SPE: error: expected readable system register
  91 // NO_SPE: error: expected readable system register
  92 // NO_SPE: error: expected readable system register
  93 // NO_SPE: error: expected readable system register
  94 // NO_SPE: error: expected readable system register
  95 // NO_SPE: error: expected readable system register
  96 // NO_SPE: error: expected readable system register
  97 // NO_SPE: error: expected readable system register
  98 // NO_SPE: error: expected readable system register