1// RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=+ecv < %s 2> %t | FileCheck %s 2// RUN: FileCheck --check-prefix=ERROR %s < %t 3// RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=+v8.6a < %s 2> %t | FileCheck %s 4// RUN: FileCheck --check-prefix=ERROR %s < %t 5// RUN: not llvm-mc -triple aarch64 -show-encoding < %s 2> %t | FileCheck --check-prefix=NOECV-OUT %s 6// RUN: FileCheck --check-prefix=NOECV %s < %t 7 8// Expect no successful code generation at all with ECV disabled 9// NOECV-OUT-NOT: {{msr|mrs}} 10 11// Writable system registers 12msr CNTSCALE_EL2, x1 13msr CNTISCALE_EL2, x11 14msr CNTPOFF_EL2, x22 15msr CNTVFRQ_EL2, x3 16// CHECK: msr CNTSCALE_EL2, x1 // encoding: [0x81,0xe0,0x1c,0xd5] 17// CHECK: msr CNTISCALE_EL2, x11 // encoding: [0xab,0xe0,0x1c,0xd5] 18// CHECK: msr CNTPOFF_EL2, x22 // encoding: [0xd6,0xe0,0x1c,0xd5] 19// CHECK: msr CNTVFRQ_EL2, x3 // encoding: [0xe3,0xe0,0x1c,0xd5] 20// NOECV: :[[@LINE-8]]:5: error: expected writable system register or pstate 21// NOECV: :[[@LINE-8]]:5: error: expected writable system register or pstate 22// NOECV: :[[@LINE-8]]:5: error: expected writable system register or pstate 23// NOECV: :[[@LINE-8]]:5: error: expected writable system register or pstate 24 25// Readonly system registers: writing them gives an error even with 26// ECV enabled 27msr CNTPCTSS_EL0, x13 28msr CNTVCTSS_EL0, x23 29// ERROR: :[[@LINE-2]]:5: error: expected writable system register or pstate 30// ERROR: :[[@LINE-2]]:5: error: expected writable system register or pstate 31// NOECV: :[[@LINE-4]]:5: error: expected writable system register or pstate 32// NOECV: :[[@LINE-4]]:5: error: expected writable system register or pstate 33 34mrs x0, CNTSCALE_EL2 35mrs x5, CNTISCALE_EL2 36mrs x10, CNTPOFF_EL2 37mrs x15, CNTVFRQ_EL2 38mrs x20, CNTPCTSS_EL0 39mrs x30, CNTVCTSS_EL0 40// CHECK: mrs x0, CNTSCALE_EL2 // encoding: [0x80,0xe0,0x3c,0xd5] 41// CHECK: mrs x5, CNTISCALE_EL2 // encoding: [0xa5,0xe0,0x3c,0xd5] 42// CHECK: mrs x10, CNTPOFF_EL2 // encoding: [0xca,0xe0,0x3c,0xd5] 43// CHECK: mrs x15, CNTVFRQ_EL2 // encoding: [0xef,0xe0,0x3c,0xd5] 44// CHECK: mrs x20, CNTPCTSS_EL0 // encoding: [0xb4,0xe0,0x3b,0xd5] 45// CHECK: mrs x30, CNTVCTSS_EL0 // encoding: [0xde,0xe0,0x3b,0xd5] 46// NOECV: :[[@LINE-12]]:9: error: expected readable system register 47// NOECV: :[[@LINE-12]]:9: error: expected readable system register 48// NOECV: :[[@LINE-12]]:10: error: expected readable system register 49// NOECV: :[[@LINE-12]]:10: error: expected readable system register 50// NOECV: :[[@LINE-12]]:10: error: expected readable system register 51// NOECV: :[[@LINE-12]]:10: error: expected readable system register 52