; LLVM IR from tfhe/spqlios-arithmetic :: test/testlib/reim4_elem.ll (ZmIR10reim4_elemRKS_)

; 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 noundef nonnull align 8 dereferenceable(64) ptr @_ZmIR10reim4_elemRKS_(ptr noundef nonnull align 8 dereferenceable(64) %0, ptr noundef nonnull align 8 dereferenceable(64) %1) #1 {
  %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
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %6

6:                                                ; preds = %22, %2
  %7 = load i64, ptr %5, align 8, !tbaa !9
  %8 = icmp ult i64 %7, 8
  br i1 %8, label %10, label %9

9:                                                ; preds = %6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  br label %25

10:                                               ; preds = %6
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %class.reim4_elem, ptr %11, 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 %3, align 8, !tbaa !5
  %17 = getelementptr inbounds %class.reim4_elem, ptr %16, i32 0, i32 0
  %18 = load i64, ptr %5, align 8, !tbaa !9
  %19 = getelementptr inbounds [8 x double], ptr %17, i64 0, i64 %18
  %20 = load double, ptr %19, align 8, !tbaa !11
  %21 = fsub double %20, %15
  store double %21, ptr %19, align 8, !tbaa !11
  br label %22

22:                                               ; preds = %10
  %23 = load i64, ptr %5, align 8, !tbaa !9
  %24 = add i64 %23, 1
  store i64 %24, ptr %5, align 8, !tbaa !9
  br label %6, !llvm.loop !13

25:                                               ; preds = %9
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  ret ptr %26
}

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 noundef nonnull align 8 dereferenceable(64) ptr @_ZmIR10reim4_elemRKS_(ptr noundef nonnull returned align 8 dereferenceable(64) %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(64) %1) local_unnamed_addr #0 {
  %3 = load double, ptr %1, align 8, !tbaa !5
  %4 = load double, ptr %0, align 8, !tbaa !5
  %5 = fsub double %4, %3
  store double %5, ptr %0, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  %7 = load double, ptr %6, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %0, i64 8
  %9 = load double, ptr %8, align 8, !tbaa !5
  %10 = fsub double %9, %7
  store double %10, ptr %8, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %1, i64 16
  %12 = load double, ptr %11, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %0, i64 16
  %14 = load double, ptr %13, align 8, !tbaa !5
  %15 = fsub double %14, %12
  store double %15, ptr %13, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %1, i64 24
  %17 = load double, ptr %16, align 8, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %0, i64 24
  %19 = load double, ptr %18, align 8, !tbaa !5
  %20 = fsub double %19, %17
  store double %20, ptr %18, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %1, i64 32
  %22 = load double, ptr %21, align 8, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %0, i64 32
  %24 = load double, ptr %23, align 8, !tbaa !5
  %25 = fsub double %24, %22
  store double %25, ptr %23, align 8, !tbaa !5
  %26 = getelementptr inbounds i8, ptr %1, i64 40
  %27 = load double, ptr %26, align 8, !tbaa !5
  %28 = getelementptr inbounds i8, ptr %0, i64 40
  %29 = load double, ptr %28, align 8, !tbaa !5
  %30 = fsub double %29, %27
  store double %30, ptr %28, align 8, !tbaa !5
  %31 = getelementptr inbounds i8, ptr %1, i64 48
  %32 = load double, ptr %31, align 8, !tbaa !5
  %33 = getelementptr inbounds i8, ptr %0, i64 48
  %34 = load double, ptr %33, align 8, !tbaa !5
  %35 = fsub double %34, %32
  store double %35, ptr %33, align 8, !tbaa !5
  %36 = getelementptr inbounds i8, ptr %1, i64 56
  %37 = load double, ptr %36, align 8, !tbaa !5
  %38 = getelementptr inbounds i8, ptr %0, i64 56
  %39 = load double, ptr %38, align 8, !tbaa !5
  %40 = fsub double %39, %37
  store double %40, ptr %38, align 8, !tbaa !5
  ret ptr %0
}

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