; LLVM IR from tfhe/spqlios-arithmetic :: spqlios/cplx (cplx_conversions)

; 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"

%struct.cplx_to_tnx32_precomp = type { ptr, i64, 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: nounwind uwtable
define dso_local void @cplx_to_tnx32_ref(ptr noundef %0, ptr noundef %1, ptr noundef %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca double, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.cplx_to_tnx32_precomp, ptr %13, i32 0, i32 1
  %15 = load i64, ptr %14, align 8, !tbaa !9
  %16 = trunc i64 %15 to i32
  store i32 %16, ptr %7, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.cplx_to_tnx32_precomp, ptr %17, i32 0, i32 2
  %19 = load double, ptr %18, align 8, !tbaa !15
  %20 = fdiv double 0x41F0000000000000, %19
  store double %20, ptr %8, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %21, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = load i32, ptr %7, align 4, !tbaa !13
  %24 = zext i32 %23 to i64
  %25 = getelementptr inbounds i32, ptr %22, i64 %24
  store ptr %25, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %26 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %26, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  store i32 0, ptr %12, align 4, !tbaa !13
  br label %27

27:                                               ; preds = %63, %3
  %28 = load i32, ptr %12, align 4, !tbaa !13
  %29 = load i32, ptr %7, align 4, !tbaa !13
  %30 = icmp ult i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %66

32:                                               ; preds = %27
  %33 = load ptr, ptr %11, align 8, !tbaa !5
  %34 = load i32, ptr %12, align 4, !tbaa !13
  %35 = zext i32 %34 to i64
  %36 = getelementptr inbounds [2 x double], ptr %33, i64 %35
  %37 = getelementptr inbounds [2 x double], ptr %36, i64 0, i64 0
  %38 = load double, ptr %37, align 8, !tbaa !16
  %39 = load double, ptr %8, align 8, !tbaa !16
  %40 = fmul double %38, %39
  %41 = call double @llvm.rint.f64(double %40)
  %42 = fptosi double %41 to i64
  %43 = trunc i64 %42 to i32
  %44 = load ptr, ptr %9, align 8, !tbaa !5
  %45 = load i32, ptr %12, align 4, !tbaa !13
  %46 = zext i32 %45 to i64
  %47 = getelementptr inbounds i32, ptr %44, i64 %46
  store i32 %43, ptr %47, align 4, !tbaa !13
  %48 = load ptr, ptr %11, align 8, !tbaa !5
  %49 = load i32, ptr %12, align 4, !tbaa !13
  %50 = zext i32 %49 to i64
  %51 = getelementptr inbounds [2 x double], ptr %48, i64 %50
  %52 = getelementptr inbounds [2 x double], ptr %51, i64 0, i64 1
  %53 = load double, ptr %52, align 8, !tbaa !16
  %54 = load double, ptr %8, align 8, !tbaa !16
  %55 = fmul double %53, %54
  %56 = call double @llvm.rint.f64(double %55)
  %57 = fptosi double %56 to i64
  %58 = trunc i64 %57 to i32
  %59 = load ptr, ptr %10, align 8, !tbaa !5
  %60 = load i32, ptr %12, align 4, !tbaa !13
  %61 = zext i32 %60 to i64
  %62 = getelementptr inbounds i32, ptr %59, i64 %61
  store i32 %58, ptr %62, align 4, !tbaa !13
  br label %63

63:                                               ; preds = %32
  %64 = load i32, ptr %12, align 4, !tbaa !13
  %65 = add i32 %64, 1
  store i32 %65, ptr %12, align 4, !tbaa !13
  br label %27, !llvm.loop !17

66:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.rint.f64(double) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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/C++ TBAA"}
!9 = !{!10, !11, i64 8}
!10 = !{!"cplx_to_tnx32_precomp", !6, i64 0, !11, i64 8, !12, i64 16}
!11 = !{!"long", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!10, !12, i64 16}
!16 = !{!12, !12, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"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: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable
define dso_local void @cplx_to_tnx32_ref(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1, ptr nocapture noundef readonly %2) local_unnamed_addr #0 {
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i64, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 16
  %7 = load double, ptr %6, align 8, !tbaa !12
  %8 = fdiv double 0x41F0000000000000, %7
  %9 = and i64 %5, 4294967295
  %10 = getelementptr inbounds i32, ptr %1, i64 %9
  %11 = and i64 %5, 4294967295
  %.not = icmp eq i64 %11, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %3
  %wide.trip.count = and i64 %5, 4294967295
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %3
  ret void

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %12 = getelementptr inbounds [2 x double], ptr %2, i64 %indvars.iv
  %13 = load double, ptr %12, align 8, !tbaa !13
  %14 = fmul double %8, %13
  %15 = tail call double @llvm.rint.f64(double %14)
  %16 = fptosi double %15 to i64
  %17 = trunc i64 %16 to i32
  %18 = getelementptr inbounds i32, ptr %1, i64 %indvars.iv
  store i32 %17, ptr %18, align 4, !tbaa !14
  %19 = getelementptr inbounds i8, ptr %12, i64 8
  %20 = load double, ptr %19, align 8, !tbaa !13
  %21 = fmul double %8, %20
  %22 = tail call double @llvm.rint.f64(double %21)
  %23 = fptosi double %22 to i64
  %24 = trunc i64 %23 to i32
  %25 = getelementptr inbounds i32, ptr %10, i64 %indvars.iv
  store i32 %24, ptr %25, align 4, !tbaa !14
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !16
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.rint.f64(double) #1

attributes #0 = { nofree norecurse nosync nounwind 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" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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, !10, i64 8}
!6 = !{!"cplx_to_tnx32_precomp", !7, i64 0, !10, i64 8, !11, i64 16}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"double", !8, i64 0}
!12 = !{!6, !11, i64 16}
!13 = !{!11, !11, i64 0}
!14 = !{!15, !15, i64 0}
!15 = !{!"int", !8, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass