1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s 3--- | 4 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 5 target triple = "aarch64" 6 7 define i8 @load_acq_i8(i8* %ptr) { 8 %v = load atomic i8, i8* %ptr acquire, align 8 9 ret i8 %v 10 } 11 12... 13--- 14name: load_acq_i8 15alignment: 4 16legalized: true 17regBankSelected: true 18tracksRegLiveness: true 19liveins: 20 - { reg: '$x0' } 21machineFunctionInfo: {} 22body: | 23 bb.1: 24 liveins: $x0 25 26 ; CHECK-LABEL: name: load_acq_i8 27 ; CHECK: liveins: $x0 28 ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 29 ; CHECK: [[LDARB:%[0-9]+]]:gpr32 = LDARB [[COPY]] :: (load acquire 1 from %ir.ptr, align 8) 30 ; CHECK: $w0 = COPY [[LDARB]] 31 ; CHECK: RET_ReallyLR implicit $w0 32 %0:gpr(p0) = COPY $x0 33 %2:gpr(s32) = G_LOAD %0(p0) :: (load acquire 1 from %ir.ptr, align 8) 34 $w0 = COPY %2(s32) 35 RET_ReallyLR implicit $w0 36 37... 38