; LLVM IR from intel/cryptography-primitives :: sources/ippcp/hash (pcphashgettag_rmf)

; 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._cpHashCtx_rmf = type { i32, ptr, i32, [128 x i8], i64, i64, [8 x i64] }
%struct._cpHashMethod_rmf = type { i32, i32, i32, i32, ptr, ptr, ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local i32 @ippsHashGetTag_rmf(ptr noundef %0, i32 noundef %1, ptr noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca [8 x i64], align 16
  %9 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  %10 = load ptr, ptr %7, align 8, !tbaa !5
  %11 = icmp eq ptr null, %10
  br i1 %11, label %12, label %13

12:                                               ; preds = %3
  store i32 -8, ptr %4, align 4
  br label %66

13:                                               ; preds = %3
  %14 = load ptr, ptr %7, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %14, i32 0, i32 0
  %16 = load i32, ptr %15, align 8, !tbaa !11
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = call i64 @IPP_UINT_PTR(ptr noundef %17)
  %19 = trunc i64 %18 to i32
  %20 = xor i32 %16, %19
  %21 = icmp eq i32 %20, 1129136465
  br i1 %21, label %23, label %22

22:                                               ; preds = %13
  store i32 -13, ptr %4, align 4
  br label %66

23:                                               ; preds = %13
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  %25 = icmp eq ptr null, %24
  br i1 %25, label %26, label %27

26:                                               ; preds = %23
  store i32 -8, ptr %4, align 4
  br label %66

27:                                               ; preds = %23
  %28 = load i32, ptr %6, align 4, !tbaa !9
  %29 = icmp slt i32 %28, 1
  br i1 %29, label %38, label %30

30:                                               ; preds = %27
  %31 = load ptr, ptr %7, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %31, i32 0, i32 1
  %33 = load ptr, ptr %32, align 8, !tbaa !14
  %34 = getelementptr inbounds %struct._cpHashMethod_rmf, ptr %33, i32 0, i32 1
  %35 = load i32, ptr %34, align 4, !tbaa !15
  %36 = load i32, ptr %6, align 4, !tbaa !9
  %37 = icmp slt i32 %35, %36
  br i1 %37, label %38, label %39

38:                                               ; preds = %30, %27
  store i32 -15, ptr %4, align 4
  br label %66

39:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 64, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %40 = load ptr, ptr %7, align 8, !tbaa !5
  %41 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %40, i32 0, i32 1
  %42 = load ptr, ptr %41, align 8, !tbaa !14
  store ptr %42, ptr %9, align 8, !tbaa !5
  %43 = load ptr, ptr %7, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %43, i32 0, i32 6
  %45 = getelementptr inbounds [8 x i64], ptr %44, i64 0, i64 0
  %46 = getelementptr inbounds [8 x i64], ptr %8, i64 0, i64 0
  call void @CopyBlock(ptr noundef %45, ptr noundef %46, i32 noundef 64)
  %47 = getelementptr inbounds [8 x i64], ptr %8, i64 0, i64 0
  %48 = load ptr, ptr %7, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %48, i32 0, i32 3
  %50 = getelementptr inbounds [128 x i8], ptr %49, i64 0, i64 0
  %51 = load ptr, ptr %7, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %51, i32 0, i32 2
  %53 = load i32, ptr %52, align 8, !tbaa !17
  %54 = load ptr, ptr %7, align 8, !tbaa !5
  %55 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %54, i32 0, i32 4
  %56 = load i64, ptr %55, align 8, !tbaa !18
  %57 = load ptr, ptr %7, align 8, !tbaa !5
  %58 = getelementptr inbounds %struct._cpHashCtx_rmf, ptr %57, i32 0, i32 5
  %59 = load i64, ptr %58, align 8, !tbaa !19
  %60 = load ptr, ptr %9, align 8, !tbaa !5
  call void @cpFinalize_rmf(ptr noundef %47, ptr noundef %50, i32 noundef %53, i64 noundef %56, i64 noundef %59, ptr noundef %60)
  %61 = load ptr, ptr %9, align 8, !tbaa !5
  %62 = getelementptr inbounds %struct._cpHashMethod_rmf, ptr %61, i32 0, i32 6
  %63 = load ptr, ptr %62, align 8, !tbaa !20
  %64 = load ptr, ptr %5, align 8, !tbaa !5
  %65 = getelementptr inbounds [8 x i64], ptr %8, i64 0, i64 0
  call void %63(ptr noundef %64, ptr noundef %65)
  store i32 0, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 64, ptr %8) #4
  br label %66

66:                                               ; preds = %39, %38, %26, %22, %12
  %67 = load i32, ptr %4, align 4
  ret i32 %67
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i64 @IPP_UINT_PTR(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @CopyBlock(ptr noundef, ptr noundef, i32 noundef) #1

declare void @cpFinalize_rmf(ptr noundef, ptr noundef, i32 noundef, i64 noundef, i64 noundef, ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

attributes #0 = { 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 #1 = { inlinehint 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 willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_cpHashCtx_rmf", !10, i64 0, !6, i64 8, !10, i64 16, !7, i64 20, !13, i64 152, !13, i64 160, !7, i64 168}
!13 = !{!"long long", !7, i64 0}
!14 = !{!12, !6, i64 8}
!15 = !{!16, !10, i64 4}
!16 = !{!"_cpHashMethod_rmf", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!17 = !{!12, !10, i64 16}
!18 = !{!12, !13, i64 152}
!19 = !{!12, !13, i64 160}
!20 = !{!16, !6, i64 32}


; 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: nounwind uwtable
define dso_local range(i32 -15, 1) i32 @ippsHashGetTag_rmf(ptr noundef %0, i32 noundef %1, ptr noundef %2) local_unnamed_addr #0 {
  %4 = alloca [8 x i64], align 16
  %5 = icmp eq ptr %2, null
  br i1 %5, label %33, label %6

6:                                                ; preds = %3
  %7 = load i32, ptr %2, align 8, !tbaa !5
  %8 = tail call i64 @IPP_UINT_PTR(ptr noundef nonnull %2)
  %9 = trunc i64 %8 to i32
  %10 = xor i32 %7, %9
  %11 = icmp eq i32 %10, 1129136465
  br i1 %11, label %12, label %33

12:                                               ; preds = %6
  %13 = icmp eq ptr %0, null
  br i1 %13, label %33, label %14

14:                                               ; preds = %12
  %15 = icmp slt i32 %1, 1
  br i1 %15, label %33, label %16

16:                                               ; preds = %14
  %17 = getelementptr inbounds i8, ptr %2, i64 8
  %18 = load ptr, ptr %17, align 8, !tbaa !12
  %19 = getelementptr inbounds i8, ptr %18, i64 4
  %20 = load i32, ptr %19, align 4, !tbaa !13
  %21 = icmp slt i32 %20, %1
  br i1 %21, label %33, label %22

22:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %4) #4
  %23 = getelementptr inbounds i8, ptr %2, i64 168
  call void @CopyBlock(ptr noundef nonnull %23, ptr noundef nonnull %4, i32 noundef 64)
  %24 = getelementptr inbounds i8, ptr %2, i64 20
  %25 = getelementptr inbounds i8, ptr %2, i64 16
  %26 = load i32, ptr %25, align 8, !tbaa !15
  %27 = getelementptr inbounds i8, ptr %2, i64 152
  %28 = load i64, ptr %27, align 8, !tbaa !16
  %29 = getelementptr inbounds i8, ptr %2, i64 160
  %30 = load i64, ptr %29, align 8, !tbaa !17
  call void @cpFinalize_rmf(ptr noundef nonnull %4, ptr noundef nonnull %24, i32 noundef %26, i64 noundef %28, i64 noundef %30, ptr noundef nonnull %18) #4
  %31 = getelementptr inbounds i8, ptr %18, i64 32
  %32 = load ptr, ptr %31, align 8, !tbaa !18
  call void %32(ptr noundef nonnull %0, ptr noundef nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %4) #4
  br label %33

33:                                               ; preds = %14, %16, %12, %6, %3, %22
  %.0 = phi i32 [ 0, %22 ], [ -8, %3 ], [ -13, %6 ], [ -8, %12 ], [ -15, %16 ], [ -15, %14 ]
  ret i32 %.0
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i64 @IPP_UINT_PTR(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @CopyBlock(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #1

declare void @cpFinalize_rmf(ptr noundef, ptr noundef, i32 noundef, i64 noundef, i64 noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

attributes #0 = { 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 #1 = { inlinehint 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { 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, !7, i64 0}
!6 = !{!"_cpHashCtx_rmf", !7, i64 0, !10, i64 8, !7, i64 16, !8, i64 20, !11, i64 152, !11, i64 160, !8, i64 168}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"long long", !8, i64 0}
!12 = !{!6, !10, i64 8}
!13 = !{!14, !7, i64 4}
!14 = !{!"_cpHashMethod_rmf", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 12, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40}
!15 = !{!6, !7, i64 16}
!16 = !{!6, !11, i64 152}
!17 = !{!6, !11, i64 160}
!18 = !{!14, !10, i64 32}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass