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1# RUN: llc -run-pass arm-prera-ldst-opt %s -o - | FileCheck %s2--- |3 target triple = "thumbv7---eabi"4 5 define void @ldrd_strd_aa(ptr noalias nocapture %x, ptr noalias nocapture readonly %y) {6 entry:7 %0 = load i32, ptr %y, align 48 store i32 %0, ptr %x, align 49 %arrayidx2 = getelementptr inbounds i32, ptr %y, i32 110 %1 = load i32, ptr %arrayidx2, align 411 %arrayidx3 = getelementptr inbounds i32, ptr %x, i32 112 store i32 %1, ptr %arrayidx3, align 413 ret void14 }15...16---17name: ldrd_strd_aa18alignment: 219tracksRegLiveness: true20liveins:21 - { reg: '$r0', virtual-reg: '%0' }22 - { reg: '$r1', virtual-reg: '%1' }23body: |24 bb.0.entry:25 liveins: $r0, $r126 27 %1 : gpr = COPY $r128 %0 : gpr = COPY $r029 %2 : gpr = t2LDRi12 %1, 0, 14, $noreg :: (load (s32) from %ir.y)30 t2STRi12 killed %2, %0, 0, 14, $noreg :: (store (s32) into %ir.x)31 %3 : gpr = t2LDRi12 %1, 4, 14, $noreg :: (load (s32) from %ir.arrayidx2)32 t2STRi12 killed %3, %0, 4, 14, $noreg :: (store (s32) into %ir.arrayidx3)33 ; CHECK: t2LDRDi834 ; CHECK-NEXT: t2STRDi835 tBX_RET 14, $noreg36 37...38 39