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1# RUN: llc -mtriple=aarch64-none-linux-android -run-pass aarch64-ldst-opt -o - %s | FileCheck %s2 3--- |4 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"5 target triple = "aarch64-unknown-linux-android"6 7 define void @f(ptr nocapture %x) "target-features"="+mte" {8 entry:9 store i64 1, ptr %x, align 810 %0 = tail call ptr @llvm.aarch64.irg(ptr null, i64 0)11 %1 = tail call ptr @llvm.aarch64.irg.sp(i64 0)12 %arrayidx1 = getelementptr inbounds i64, ptr %x, i64 113 store i64 1, ptr %arrayidx1, align 814 ret void15 }16 17 declare ptr @llvm.aarch64.irg(ptr, i64) nounwind18 declare ptr @llvm.aarch64.irg.sp(i64) nounwind19...20---21name: f22alignment: 423exposesReturnsTwice: false24legalized: false25regBankSelected: false26selected: false27failedISel: false28tracksRegLiveness: true29hasWinCFI: false30registers: []31liveins:32 - { reg: '$x0', virtual-reg: '' }33frameInfo:34 isFrameAddressTaken: false35 isReturnAddressTaken: false36 hasStackMap: false37 hasPatchPoint: false38 stackSize: 039 offsetAdjustment: 040 maxAlignment: 041 adjustsStack: false42 hasCalls: false43 stackProtector: ''44 maxCallFrameSize: 045 cvBytesOfCalleeSavedRegisters: 046 hasOpaqueSPAdjustment: false47 hasVAStart: false48 hasMustTailInVarArgFunc: false49 localFrameSize: 050 savePoint: []51 restorePoint: []52fixedStack: []53stack: []54callSites: []55constants: []56machineFunctionInfo: {}57body: |58 bb.0.entry:59 liveins: $x060 61 $x8 = ORRXrs $xzr, $xzr, 062 $w9 = MOVZWi 1, 0, implicit-def $x963 64 ; Check that stores are merged across IRG.65 ; CHECK: STPXi renamable $x9, killed renamable $x9, renamable $x0, 066 67 STRXui renamable $x9, renamable $x0, 0 :: (store (s64) into %ir.x)68 dead renamable $x10 = IRG renamable $x8, $xzr69 dead renamable $x8 = IRG $sp, $xzr70 STRXui killed renamable $x9, killed renamable $x0, 1 :: (store (s64) into %ir.arrayidx1)71 RET undef $lr72 73...74