1; RUN: llc -global-isel -verify-machineinstrs %s -o - | FileCheck %s 2 3target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 4target triple = "arm64-apple-ios13.0.0" 5 6%struct.int_sqrt = type { i32, i32 } 7 8; Function Attrs: nounwind optsize ssp uwtable 9; CHECK-LABEL: @usqrt 10; CHECK-NOT: b memcpy 11; CHECK: bl _memcpy 12define void @usqrt(i32 %x, %struct.int_sqrt* %q) local_unnamed_addr #0 { 13 %a = alloca i32, align 4 14 %bc = bitcast i32* %a to i8* 15 %bc2 = bitcast %struct.int_sqrt* %q to i8* 16 %obj = tail call i64 @llvm.objectsize.i64.p0i8(i8* %bc2, i1 false, i1 true, i1 false) 17 %call = call i8* @__memcpy_chk(i8* %bc2, i8* nonnull %bc, i64 1000, i64 %obj) #4 18 ret void 19} 20 21; Function Attrs: nofree nounwind optsize 22declare i8* @__memcpy_chk(i8*, i8*, i64, i64) local_unnamed_addr #2 23 24; Function Attrs: nounwind readnone speculatable willreturn 25declare i64 @llvm.objectsize.i64.p0i8(i8*, i1 immarg, i1 immarg, i1 immarg) #3 26attributes #0 = { optsize "disable-tail-calls"="false" "frame-pointer"="all" } 27attributes #2 = { nofree nounwind "disable-tail-calls"="false" "frame-pointer"="all" } 28attributes #3 = { nounwind readnone speculatable willreturn } 29attributes #4 = { nounwind optsize } 30 31