| ; RUN: llc -global-isel -verify-machineinstrs %s -o - | FileCheck %s |
| |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| target triple = "arm64-apple-ios13.0.0" |
| |
| %struct.int_sqrt = type { i32, i32 } |
| |
| ; Function Attrs: nounwind optsize ssp uwtable |
| ; CHECK-LABEL: @usqrt |
| ; CHECK-NOT: b memcpy |
| ; CHECK: bl _memcpy |
| define void @usqrt(i32 %x, %struct.int_sqrt* %q) local_unnamed_addr #0 { |
| %a = alloca i32, align 4 |
| %bc = bitcast i32* %a to i8* |
| %bc2 = bitcast %struct.int_sqrt* %q to i8* |
| %obj = tail call i64 @llvm.objectsize.i64.p0i8(i8* %bc2, i1 false, i1 true, i1 false) |
| %call = call i8* @__memcpy_chk(i8* %bc2, i8* nonnull %bc, i64 1000, i64 %obj) #4 |
| ret void |
| } |
| |
| ; Function Attrs: nofree nounwind optsize |
| declare i8* @__memcpy_chk(i8*, i8*, i64, i64) local_unnamed_addr #2 |
| |
| ; Function Attrs: nounwind readnone speculatable willreturn |
| declare i64 @llvm.objectsize.i64.p0i8(i8*, i1 immarg, i1 immarg, i1 immarg) #3 |
| attributes #0 = { optsize "disable-tail-calls"="false" "frame-pointer"="all" } |
| attributes #2 = { nofree nounwind "disable-tail-calls"="false" "frame-pointer"="all" } |
| attributes #3 = { nounwind readnone speculatable willreturn } |
| attributes #4 = { nounwind optsize } |
| |
