| # RUN: llc -mtriple=aarch64--linux-gnu -run-pass=aarch64-ldst-opt %s -verify-machineinstrs -o - | FileCheck %s |
| --- | |
| define void @ldr_str_aa(i32* noalias nocapture %x, i32* noalias nocapture readonly %y) { |
| entry: |
| %0 = load i32, i32* %y, align 4 |
| store i32 %0, i32* %x, align 4 |
| %arrayidx2 = getelementptr inbounds i32, i32* %y, i32 1 |
| %1 = load i32, i32* %arrayidx2, align 4 |
| %arrayidx3 = getelementptr inbounds i32, i32* %x, i32 1 |
| store i32 %1, i32* %arrayidx3, align 4 |
| ret void |
| } |
| |
| ... |
| --- |
| # CHECK-LABEL: name: ldr_str_aa |
| # CHECK: $w8, $w9 = LDPWi $x1, 0 |
| # CHECK: STPWi $w8, $w9, $x0, 0 |
| name: ldr_str_aa |
| tracksRegLiveness: true |
| body: | |
| bb.0.entry: |
| liveins: $x0, $x1 |
| |
| $w8 = LDRWui $x1, 0 :: (load 4 from %ir.y) |
| STRWui killed $w8, $x0, 0 :: (store 4 into %ir.x) |
| $w9 = LDRWui killed $x1, 1 :: (load 4 from %ir.arrayidx2) |
| STRWui killed $w9, killed $x0, 1 :: (store 4 into %ir.arrayidx3) |
| RET undef $lr |
| |
