; LLVM IR from tfhe/spqlios-arithmetic :: test/testlib/reim4_elem.ll (ZNK10reim4_elem7save_asEPd)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%class.reim4_elem = type { [8 x double] }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZNK10reim4_elem7save_asEPd(ptr noundef nonnull align 8 dereferenceable(64) %0, ptr noundef %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %7

7:                                                ; preds = %19, %2
  %8 = load i64, ptr %5, align 8, !tbaa !9
  %9 = icmp ult i64 %8, 8
  br i1 %9, label %11, label %10

10:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  br label %22

11:                                               ; preds = %7
  %12 = getelementptr inbounds %class.reim4_elem, ptr %6, i32 0, i32 0
  %13 = load i64, ptr %5, align 8, !tbaa !9
  %14 = getelementptr inbounds [8 x double], ptr %12, i64 0, i64 %13
  %15 = load double, ptr %14, align 8, !tbaa !11
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load i64, ptr %5, align 8, !tbaa !9
  %18 = getelementptr inbounds double, ptr %16, i64 %17
  store double %15, ptr %18, align 8, !tbaa !11
  br label %19

19:                                               ; preds = %11
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = add i64 %20, 1
  store i64 %21, ptr %5, align 8, !tbaa !9
  br label %7, !llvm.loop !13

22:                                               ; preds = %10
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @_ZNK10reim4_elem7save_asEPd(ptr nocapture noundef nonnull readonly align 8 dereferenceable(64) %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 align 2 {
  %3 = load double, ptr %0, align 8, !tbaa !5
  store double %3, ptr %1, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load double, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  store double %5, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = load double, ptr %7, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %1, i64 16
  store double %8, ptr %9, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %0, i64 24
  %11 = load double, ptr %10, align 8, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %1, i64 24
  store double %11, ptr %12, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %0, i64 32
  %14 = load double, ptr %13, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %1, i64 32
  store double %14, ptr %15, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %0, i64 40
  %17 = load double, ptr %16, align 8, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %1, i64 40
  store double %17, ptr %18, align 8, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %0, i64 48
  %20 = load double, ptr %19, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %1, i64 48
  store double %20, ptr %21, align 8, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %0, i64 56
  %23 = load double, ptr %22, align 8, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %1, i64 56
  store double %23, ptr %24, align 8, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass