1// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %s \ 2// RUN: | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST 3// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sme < %s \ 4// RUN: | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST 5// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \ 6// RUN: | FileCheck %s --check-prefix=CHECK-ERROR 7// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \ 8// RUN: | llvm-objdump -d --mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST 9// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \ 10// RUN: | llvm-objdump -d --mattr=-sve - | FileCheck %s --check-prefix=CHECK-UNKNOWN 11 12// This test file is mostly empty because most 'movprfx' tests are embedded 13// with other instructions that are destructive and can be prefixed 14// by the movprfx instruction. A list of destructive instructions 15// is given below by their mnemonic, which have tests in corresponding 16// <mnemonic>.s test files: 17// 18// abs decp fdivr fnmla fsubr mov sdivr sqincw umulh 19// add eon fmad fnmls ftmad msb sdot sqsub uqadd 20// and eor fmax fnmsb incd mul smax sub uqdecd 21// asr ext fmaxnm frecpx inch neg smin subr uqdech 22// asrd fabd fmin frinta incp not smulh sxtb uqdecp 23// asrr fabs fminnm frinti incw orn splice sxth uqdecw 24// bic fadd fmla frintm insr orr sqadd sxtw uqincd 25// clasta fcadd fmls frintn lsl rbit sqdecd uabd uqinch 26// clastb fcmla fmov frintp lslr revb sqdech ucvtf uqincp 27// cls fcpy fmsb frintx lsr revh sqdecp udiv uqincw 28// clz fcvt fmul frintz lsrr revw sqdecw udivr uqsub 29// cnot fcvtzs fmulx fscale mad sabd sqincd udot uxtb 30// cnt fcvtzu fneg fsqrt mla scvtf sqinch umax uxth 31// cpy fdiv fnmad fsub mls sdiv sqincp umin uxtw 32 33 34// ------------------------------------------------------------------------- // 35// Test compatibility with MOVPRFX instruction with BRK and HLT. 36// 37// Section 7.1.2 of the SVE Architecture Reference Manual Supplement: 38// "it is permitted to use MOVPRFX to prefix an A64 BRK or HLT instruction" 39 40movprfx z0, z1 41// CHECK-INST: movprfx z0, z1 42// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] 43// CHECK-ERROR: instruction requires: sve or sme 44// CHECK-UNKNOWN: 0420bc20 <unknown> 45 46hlt #1 47// CHECK-INST: hlt #0x1 48// CHECK-ENCODING: [0x20,0x00,0x40,0xd4] 49 50movprfx z0.d, p0/z, z1.d 51// CHECK-INST: movprfx z0.d, p0/z, z1.d 52// CHECK-ENCODING: [0x20,0x20,0xd0,0x04] 53// CHECK-ERROR: instruction requires: sve or sme 54// CHECK-UNKNOWN: 04d02020 <unknown> 55 56hlt #1 57// CHECK-INST: hlt #0x1 58// CHECK-ENCODING: [0x20,0x00,0x40,0xd4] 59 60movprfx z0, z1 61// CHECK-INST: movprfx z0, z1 62// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] 63// CHECK-ERROR: instruction requires: sve or sme 64// CHECK-UNKNOWN: 0420bc20 <unknown> 65 66brk #1 67// CHECK-INST: brk #0x1 68// CHECK-ENCODING: [0x20,0x00,0x20,0xd4] 69 70movprfx z0.d, p0/z, z1.d 71// CHECK-INST: movprfx z0.d, p0/z, z1.d 72// CHECK-ENCODING: [0x20,0x20,0xd0,0x04] 73// CHECK-ERROR: instruction requires: sve or sme 74// CHECK-UNKNOWN: 04d02020 <unknown> 75 76brk #1 77// CHECK-INST: brk #0x1 78// CHECK-ENCODING: [0x20,0x00,0x20,0xd4] 79 80// ------------------------------------------------------------------------- // 81// Ensure we don't try to apply a prefix to subsequent instructions (upon success) 82 83movprfx z0, z1 84// CHECK-INST: movprfx z0, z1 85// CHECK-ENCODING: [0x20,0xbc,0x20,0x04] 86// CHECK-ERROR: instruction requires: sve or sme 87// CHECK-UNKNOWN: 0420bc20 <unknown> 88 89add z0.d, p0/m, z0.d, z1.d 90// CHECK-INST: add z0.d, p0/m, z0.d, z1.d 91// CHECK-ENCODING: [0x20,0x00,0xc0,0x04] 92// CHECK-ERROR: instruction requires: sve or sme 93// CHECK-UNKNOWN: 04c00020 <unknown> 94 95add z0.d, p0/m, z0.d, z1.d 96// CHECK-INST: add z0.d, p0/m, z0.d, z1.d 97// CHECK-ENCODING: [0x20,0x00,0xc0,0x04] 98// CHECK-ERROR: instruction requires: sve or sme 99// CHECK-UNKNOWN: 04c00020 <unknown> 100