; LLVM IR from libxsmm/libxsmm :: src (libxsmm_mhd)

; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.22 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.24 = external hidden unnamed_addr constant [67 x i8], align 1
@__PRETTY_FUNCTION__.libxsmm_mhd_typename = external hidden unnamed_addr constant [80 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local ptr @libxsmm_mhd_typename(i32 noundef %0, ptr noundef %1, ptr noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  store ptr null, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  store ptr null, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  store i64 0, ptr %9, align 8, !tbaa !11
  %10 = load i32, ptr %4, align 4, !tbaa !5
  switch i32 %10, label %24 [
    i32 0, label %11
    i32 1, label %12
    i32 3, label %13
    i32 2, label %14
    i32 4, label %15
    i32 6, label %16
    i32 8, label %17
    i32 10, label %18
    i32 12, label %19
    i32 15, label %20
    i32 16, label %21
    i32 17, label %22
    i32 18, label %23
  ]

11:                                               ; preds = %3
  store i64 8, ptr %9, align 8, !tbaa !11
  store ptr @.str, ptr %7, align 8, !tbaa !9
  store ptr @.str.1, ptr %8, align 8, !tbaa !9
  br label %28

12:                                               ; preds = %3
  store i64 4, ptr %9, align 8, !tbaa !11
  store ptr @.str.2, ptr %7, align 8, !tbaa !9
  store ptr @.str.3, ptr %8, align 8, !tbaa !9
  br label %28

13:                                               ; preds = %3
  store i64 2, ptr %9, align 8, !tbaa !11
  store ptr @.str.4, ptr %7, align 8, !tbaa !9
  store ptr @.str.5, ptr %8, align 8, !tbaa !9
  br label %28

14:                                               ; preds = %3
  store i64 2, ptr %9, align 8, !tbaa !11
  store ptr @.str.6, ptr %7, align 8, !tbaa !9
  store ptr @.str.5, ptr %8, align 8, !tbaa !9
  br label %28

15:                                               ; preds = %3
  store i64 1, ptr %9, align 8, !tbaa !11
  store ptr @.str.7, ptr %7, align 8, !tbaa !9
  store ptr @.str.8, ptr %8, align 8, !tbaa !9
  br label %28

16:                                               ; preds = %3
  store i64 8, ptr %9, align 8, !tbaa !11
  store ptr @.str.9, ptr %7, align 8, !tbaa !9
  store ptr @.str.10, ptr %8, align 8, !tbaa !9
  br label %28

17:                                               ; preds = %3
  store i64 4, ptr %9, align 8, !tbaa !11
  store ptr @.str.11, ptr %7, align 8, !tbaa !9
  store ptr @.str.12, ptr %8, align 8, !tbaa !9
  br label %28

18:                                               ; preds = %3
  store i64 2, ptr %9, align 8, !tbaa !11
  store ptr @.str.13, ptr %7, align 8, !tbaa !9
  store ptr @.str.14, ptr %8, align 8, !tbaa !9
  br label %28

19:                                               ; preds = %3
  store i64 1, ptr %9, align 8, !tbaa !11
  store ptr @.str.15, ptr %7, align 8, !tbaa !9
  store ptr @.str.16, ptr %8, align 8, !tbaa !9
  br label %28

20:                                               ; preds = %3
  store i64 8, ptr %9, align 8, !tbaa !11
  store ptr @.str.17, ptr %7, align 8, !tbaa !9
  store ptr @.str.18, ptr %8, align 8, !tbaa !9
  br label %28

21:                                               ; preds = %3
  store i64 4, ptr %9, align 8, !tbaa !11
  store ptr @.str.19, ptr %7, align 8, !tbaa !9
  store ptr @.str.20, ptr %8, align 8, !tbaa !9
  br label %28

22:                                               ; preds = %3
  store i64 2, ptr %9, align 8, !tbaa !11
  store ptr @.str.21, ptr %7, align 8, !tbaa !9
  store ptr @.str.5, ptr %8, align 8, !tbaa !9
  br label %28

23:                                               ; preds = %3
  store i64 1, ptr %9, align 8, !tbaa !11
  store ptr @.str.22, ptr %7, align 8, !tbaa !9
  store ptr @.str.8, ptr %8, align 8, !tbaa !9
  br label %28

24:                                               ; preds = %3
  %25 = load i32, ptr %4, align 4, !tbaa !5
  %26 = call zeroext i8 @libxsmm_typesize(i32 noundef %25)
  %27 = zext i8 %26 to i64
  store i64 %27, ptr %9, align 8, !tbaa !11
  br label %28

28:                                               ; preds = %24, %23, %22, %21, %20, %19, %18, %17, %16, %15, %14, %13, %12, %11
  %29 = load i64, ptr %9, align 8, !tbaa !11
  %30 = icmp ule i64 %29, 8
  br i1 %30, label %31, label %32

31:                                               ; preds = %28
  br label %33

32:                                               ; preds = %28
  call void @__assert_fail(ptr noundef @.str.23, ptr noundef @.str.24, i32 noundef 179, ptr noundef @__PRETTY_FUNCTION__.libxsmm_mhd_typename) #5
  unreachable

33:                                               ; preds = %31
  %34 = load ptr, ptr %6, align 8, !tbaa !9
  %35 = icmp ne ptr null, %34
  br i1 %35, label %36, label %39

36:                                               ; preds = %33
  %37 = load ptr, ptr %8, align 8, !tbaa !9
  %38 = load ptr, ptr %6, align 8, !tbaa !9
  store ptr %37, ptr %38, align 8, !tbaa !9
  br label %39

39:                                               ; preds = %36, %33
  %40 = load ptr, ptr %5, align 8, !tbaa !9
  %41 = icmp ne ptr null, %40
  br i1 %41, label %42, label %45

42:                                               ; preds = %39
  %43 = load i64, ptr %9, align 8, !tbaa !11
  %44 = load ptr, ptr %5, align 8, !tbaa !9
  store i64 %43, ptr %44, align 8, !tbaa !11
  br label %45

45:                                               ; preds = %42, %39
  %46 = load ptr, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  ret ptr %46
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare zeroext i8 @libxsmm_typesize(i32 noundef) #2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 #3 = { noreturn nounwind "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 }
attributes #5 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}


; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.22 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.24 = external hidden unnamed_addr constant [67 x i8], align 1
@__PRETTY_FUNCTION__.libxsmm_mhd_typename = external hidden unnamed_addr constant [80 x i8], align 1
@switch.table.libxsmm_mhd_typename = private unnamed_addr constant [19 x i64] [i64 8, i64 4, i64 2, i64 2, i64 1, i64 8, i64 8, i64 8, i64 4, i64 8, i64 2, i64 8, i64 1, i64 8, i64 8, i64 8, i64 4, i64 2, i64 1], align 8
@switch.table.libxsmm_mhd_typename.1 = private unnamed_addr constant [19 x ptr] [ptr @.str.1, ptr @.str.3, ptr @.str.5, ptr @.str.5, ptr @.str.8, ptr @.str.1, ptr @.str.10, ptr @.str.1, ptr @.str.12, ptr @.str.1, ptr @.str.14, ptr @.str.1, ptr @.str.16, ptr @.str.1, ptr @.str.1, ptr @.str.18, ptr @.str.20, ptr @.str.5, ptr @.str.8], align 8
@switch.table.libxsmm_mhd_typename.2 = private unnamed_addr constant [19 x ptr] [ptr @.str, ptr @.str.2, ptr @.str.6, ptr @.str.4, ptr @.str.7, ptr @.str, ptr @.str.9, ptr @.str, ptr @.str.11, ptr @.str, ptr @.str.13, ptr @.str, ptr @.str.15, ptr @.str, ptr @.str, ptr @.str.17, ptr @.str.19, ptr @.str.21, ptr @.str.22], align 8

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @libxsmm_mhd_typename(i32 noundef %0, ptr noundef writeonly %1, ptr noundef writeonly %2) local_unnamed_addr #0 {
  %4 = icmp ult i32 %0, 19
  br i1 %4, label %switch.hole_check, label %5

5:                                                ; preds = %switch.hole_check, %3
  %6 = tail call zeroext i8 @libxsmm_typesize(i32 noundef %0) #3
  %7 = zext nneg i8 %6 to i64
  %8 = icmp ult i8 %6, 9
  br i1 %8, label %.thread, label %9

9:                                                ; preds = %5
  tail call void @__assert_fail(ptr noundef nonnull @.str.23, ptr noundef nonnull @.str.24, i32 noundef 179, ptr noundef nonnull @__PRETTY_FUNCTION__.libxsmm_mhd_typename) #4
  unreachable

switch.hole_check:                                ; preds = %3
  %switch.shifted = lshr i32 496991, %0
  %switch.lobit = trunc i32 %switch.shifted to i1
  br i1 %switch.lobit, label %switch.lookup, label %5

switch.lookup:                                    ; preds = %switch.hole_check
  %10 = zext nneg i32 %0 to i64
  %switch.gep = getelementptr inbounds [19 x i64], ptr @switch.table.libxsmm_mhd_typename, i64 0, i64 %10
  %switch.load = load i64, ptr %switch.gep, align 8
  %11 = zext nneg i32 %0 to i64
  %switch.gep20 = getelementptr inbounds [19 x ptr], ptr @switch.table.libxsmm_mhd_typename.1, i64 0, i64 %11
  %switch.load21 = load ptr, ptr %switch.gep20, align 8
  %12 = zext nneg i32 %0 to i64
  %switch.gep22 = getelementptr inbounds [19 x ptr], ptr @switch.table.libxsmm_mhd_typename.2, i64 0, i64 %12
  %switch.load23 = load ptr, ptr %switch.gep22, align 8
  br label %.thread

.thread:                                          ; preds = %switch.lookup, %5
  %.019 = phi i64 [ %7, %5 ], [ %switch.load, %switch.lookup ]
  %.0918 = phi ptr [ null, %5 ], [ %switch.load21, %switch.lookup ]
  %.01017 = phi ptr [ null, %5 ], [ %switch.load23, %switch.lookup ]
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %14, label %13

13:                                               ; preds = %.thread
  store ptr %.0918, ptr %2, align 8, !tbaa !5
  br label %14

14:                                               ; preds = %13, %.thread
  %.not13 = icmp eq ptr %1, null
  br i1 %.not13, label %16, label %15

15:                                               ; preds = %14
  store i64 %.019, ptr %1, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %15, %14
  ret ptr %.01017
}

declare zeroext i8 @libxsmm_typesize(i32 noundef) local_unnamed_addr #1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #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 = { "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 = { noreturn nounwind "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 #3 = { nounwind }
attributes #4 = { noreturn 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 = !{!"long", !7, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass