1 # RUN: llc -run-pass arm-prera-ldst-opt %s -o - | FileCheck %s
3 target triple = "thumbv7---eabi"
5 define void @ldrd_strd_aa(i32* noalias nocapture %x, i32* noalias nocapture readonly %y) {
7 %0 = load i32, i32* %y, align 4
8 store i32 %0, i32* %x, align 4
9 %arrayidx2 = getelementptr inbounds i32, i32* %y, i32 1
10 %1 = load i32, i32* %arrayidx2, align 4
11 %arrayidx3 = getelementptr inbounds i32, i32* %x, i32 1
12 store i32 %1, i32* %arrayidx3, align 4
19 tracksRegLiveness: true
21 - { reg: '$r0', virtual-reg: '%0' }
22 - { reg: '$r1', virtual-reg: '%1' }
29 %2 : gpr = t2LDRi12 %1, 0, 14, $noreg :: (load 4 from %ir.y)
30 t2STRi12 killed %2, %0, 0, 14, $noreg :: (store 4 into %ir.x)
31 %3 : gpr = t2LDRi12 %1, 4, 14, $noreg :: (load 4 from %ir.arrayidx2)
32 t2STRi12 killed %3, %0, 4, 14, $noreg :: (store 4 into %ir.arrayidx3)
34 ; CHECK-NEXT: t2LDRi12
35 ; CHECK-NEXT: t2STRi12
36 ; CHECK-NEXT: t2STRi12