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

; 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"

; 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 i32 @libxsmm_meqn_get_bcast_type_binary(i32 noundef %0, i32 noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store i32 0, ptr %5, align 4, !tbaa !5
  %6 = load i32, ptr %4, align 4, !tbaa !5
  %7 = icmp eq i32 %6, 1
  br i1 %7, label %8, label %26

8:                                                ; preds = %2
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = and i32 %9, 2
  %11 = icmp ugt i32 %10, 0
  br i1 %11, label %12, label %13

12:                                               ; preds = %8
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %25

13:                                               ; preds = %8
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = and i32 %14, 8
  %16 = icmp ugt i32 %15, 0
  br i1 %16, label %17, label %18

17:                                               ; preds = %13
  store i32 2, ptr %5, align 4, !tbaa !5
  br label %24

18:                                               ; preds = %13
  %19 = load i32, ptr %3, align 4, !tbaa !5
  %20 = and i32 %19, 32
  %21 = icmp ugt i32 %20, 0
  br i1 %21, label %22, label %23

22:                                               ; preds = %18
  store i32 4, ptr %5, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %22, %18
  br label %24

24:                                               ; preds = %23, %17
  br label %25

25:                                               ; preds = %24, %12
  br label %26

26:                                               ; preds = %25, %2
  %27 = load i32, ptr %4, align 4, !tbaa !5
  %28 = icmp eq i32 %27, 0
  br i1 %28, label %29, label %47

29:                                               ; preds = %26
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = and i32 %30, 1
  %32 = icmp ugt i32 %31, 0
  br i1 %32, label %33, label %34

33:                                               ; preds = %29
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %46

34:                                               ; preds = %29
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = and i32 %35, 4
  %37 = icmp ugt i32 %36, 0
  br i1 %37, label %38, label %39

38:                                               ; preds = %34
  store i32 2, ptr %5, align 4, !tbaa !5
  br label %45

39:                                               ; preds = %34
  %40 = load i32, ptr %3, align 4, !tbaa !5
  %41 = and i32 %40, 16
  %42 = icmp ugt i32 %41, 0
  br i1 %42, label %43, label %44

43:                                               ; preds = %39
  store i32 4, ptr %5, align 4, !tbaa !5
  br label %44

44:                                               ; preds = %43, %39
  br label %45

45:                                               ; preds = %44, %38
  br label %46

46:                                               ; preds = %45, %33
  br label %47

47:                                               ; preds = %46, %26
  %48 = load i32, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret i32 %48
}

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 = { 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"}


; 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(none) uwtable
define dso_local range(i32 0, 5) i32 @libxsmm_meqn_get_bcast_type_binary(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  switch i32 %1, label %.thread [
    i32 1, label %3
    i32 0, label %9
  ]

3:                                                ; preds = %2
  %4 = and i32 %0, 2
  %.not = icmp eq i32 %4, 0
  br i1 %.not, label %5, label %.thread

5:                                                ; preds = %3
  %6 = and i32 %0, 8
  %.not9 = icmp eq i32 %6, 0
  br i1 %.not9, label %7, label %.thread

7:                                                ; preds = %5
  %8 = lshr i32 %0, 3
  %spec.select = and i32 %8, 4
  br label %.thread

9:                                                ; preds = %2
  %10 = and i32 %0, 1
  %.not11 = icmp eq i32 %10, 0
  br i1 %.not11, label %11, label %.thread

11:                                               ; preds = %9
  %12 = and i32 %0, 4
  %.not12 = icmp eq i32 %12, 0
  br i1 %.not12, label %13, label %.thread

13:                                               ; preds = %11
  %14 = lshr i32 %0, 2
  %spec.select14 = and i32 %14, 4
  br label %.thread

.thread:                                          ; preds = %2, %3, %5, %7, %13, %11, %9
  %.1 = phi i32 [ 1, %9 ], [ 2, %11 ], [ %spec.select14, %13 ], [ %spec.select, %7 ], [ 2, %5 ], [ 1, %3 ], [ 0, %2 ]
  ret i32 %.1
}

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


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