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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 22; RUN: llc -mcpu=cyclone < %s | FileCheck %s3target datalayout = "e-i64:64-n32:64-S128"4target triple = "arm64-apple-ios"5 6%"struct.SU" = type { i32, ptr, ptr, i32, i32, %"struct.BO", i32, [5 x i8] }7%"struct.BO" = type { %"struct.RE" }8 9%"struct.RE" = type { i32, i32, i32, i32 }10 11; This is a read-modify-write of some bifields combined into an i48. It gets12; legalized into i32 and i16 accesses. Only a single store of zero to the low13; i32 part should be live.14define void @test(ptr nocapture %su) {15; CHECK-LABEL: test:16; CHECK: ; %bb.0: ; %entry17; CHECK-NEXT: str wzr, [x0, #96]18; CHECK-NEXT: ret19entry:20 %r1 = getelementptr inbounds %"struct.SU", ptr %su, i64 1, i32 521 %r3 = load i48, ptr %r1, align 822 %r4 = and i48 %r3, -429496729623 %r5 = or i48 0, %r424 store i48 %r5, ptr %r1, align 825 26 ret void27}28