; LLVM IR from NVIDIA/TensorRT :: plugin/common (nmsHelper)

; 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 [51 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_ZN8nvinfer16plugin28detectionForwardBBoxDataSizeEiiNS_8DataTypeE(i32 noundef %0, i32 noundef %1, i32 noundef %2) #0 {
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !9
  %8 = load i32, ptr %7, align 4, !tbaa !9
  %9 = icmp eq i32 %8, 0
  br i1 %9, label %10, label %16

10:                                               ; preds = %3
  %11 = load i32, ptr %5, align 4, !tbaa !5
  %12 = load i32, ptr %6, align 4, !tbaa !5
  %13 = mul nsw i32 %11, %12
  %14 = sext i32 %13 to i64
  %15 = mul i64 %14, 4
  store i64 %15, ptr %4, align 8
  br label %27

16:                                               ; preds = %3
  %17 = load i32, ptr %7, align 4, !tbaa !9
  %18 = icmp eq i32 %17, 1
  br i1 %18, label %19, label %25

19:                                               ; preds = %16
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = mul nsw i32 %20, %21
  %23 = sext i32 %22 to i64
  %24 = mul i64 %23, 2
  store i64 %24, ptr %4, align 8
  br label %27

25:                                               ; preds = %16
  %26 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  store i64 -1, ptr %4, align 8
  br label %27

27:                                               ; preds = %25, %19, %10
  %28 = load i64, ptr %4, align 8
  ret i64 %28
}

declare i32 @printf(ptr noundef, ...) #1

attributes #0 = { mustprogress 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" }

!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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"_ZTSN8nvinfer18DataTypeE", !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 [51 x i8], align 1

; Function Attrs: mustprogress nofree nounwind uwtable
define dso_local noundef range(i64 -8589934592, 8589934589) i64 @_ZN8nvinfer16plugin28detectionForwardBBoxDataSizeEiiNS_8DataTypeE(i32 noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  switch i32 %2, label %12 [
    i32 0, label %4
    i32 1, label %8
  ]

4:                                                ; preds = %3
  %5 = mul nsw i32 %1, %0
  %6 = sext i32 %5 to i64
  %7 = shl nsw i64 %6, 2
  br label %14

8:                                                ; preds = %3
  %9 = mul nsw i32 %1, %0
  %10 = sext i32 %9 to i64
  %11 = shl nsw i64 %10, 1
  br label %14

12:                                               ; preds = %3
  %13 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  br label %14

14:                                               ; preds = %12, %8, %4
  %.0 = phi i64 [ %7, %4 ], [ %11, %8 ], [ -1, %12 ]
  ret i64 %.0
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { mustprogress nofree 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 = { nofree 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" }

!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: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass