; LLVM IR from Slingshot-Physics/slingshot-community :: common/geometry/src (polygon)

; 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"

%class.Vector3 = type { [3 x float] }
%"struct.geometry::types::polygon50_t" = type { i32, [50 x %class.Vector3] }

; 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: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8geometry7polygon19applyTransformationERKNS_5types20isometricTransform_tERNS1_11polygon50_tE(ptr noundef nonnull align 4 dereferenceable(48) %0, ptr noundef nonnull align 4 dereferenceable(604) %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %class.Vector3, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %27, %2
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %9, i32 0, i32 0
  %11 = load i32, ptr %10, align 4, !tbaa !11
  %12 = icmp ult i32 %8, %11
  br i1 %12, label %14, label %13

13:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %30

14:                                               ; preds = %7
  call void @llvm.lifetime.start.p0(i64 12, ptr %6) #3
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %16, i32 0, i32 1
  %18 = load i32, ptr %5, align 4, !tbaa !9
  %19 = zext i32 %18 to i64
  %20 = getelementptr inbounds [50 x %class.Vector3], ptr %17, i64 0, i64 %19
  call void @_ZN8geometry9transform12forwardBoundERKNS_5types20isometricTransform_tERK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %6, ptr noundef nonnull align 4 dereferenceable(48) %15, ptr noundef nonnull align 4 dereferenceable(12) %20)
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %21, i32 0, i32 1
  %23 = load i32, ptr %5, align 4, !tbaa !9
  %24 = zext i32 %23 to i64
  %25 = getelementptr inbounds [50 x %class.Vector3], ptr %22, i64 0, i64 %24
  %26 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12) %25, ptr noundef nonnull align 4 dereferenceable(12) %6)
  call void @llvm.lifetime.end.p0(i64 12, ptr %6) #3
  br label %27

27:                                               ; preds = %14
  %28 = load i32, ptr %5, align 4, !tbaa !9
  %29 = add i32 %28, 1
  store i32 %29, ptr %5, align 4, !tbaa !9
  br label %7, !llvm.loop !13

30:                                               ; preds = %13
  ret void
}

declare void @_ZN8geometry9transform12forwardBoundERKNS_5types20isometricTransform_tERK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(12)) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN8geometry5types11polygon50_tE", !10, i64 0, !7, i64 4}
!13 = distinct !{!13, !14}
!14 = !{!"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"

%class.Vector3 = type { [3 x float] }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8geometry7polygon19applyTransformationERKNS_5types20isometricTransform_tERNS1_11polygon50_tE(ptr noundef nonnull align 4 dereferenceable(48) %0, ptr noundef nonnull align 4 dereferenceable(604) %1) local_unnamed_addr #1 {
  %3 = alloca %class.Vector3, align 4
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %5 = getelementptr inbounds i8, ptr %1, i64 4
  br label %6

._crit_edge:                                      ; preds = %6, %2
  ret void

6:                                                ; preds = %.lr.ph, %6
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %6 ]
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %3) #3
  %7 = getelementptr inbounds [50 x %class.Vector3], ptr %5, i64 0, i64 %indvars.iv
  call void @_ZN8geometry9transform12forwardBoundERKNS_5types20isometricTransform_tERK7Vector3(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %3, ptr noundef nonnull align 4 dereferenceable(48) %0, ptr noundef nonnull align 4 dereferenceable(12) %7)
  %8 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12) %7, ptr noundef nonnull align 4 dereferenceable(12) %3)
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %3) #3
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = zext i32 %9 to i64
  %11 = icmp ult i64 %indvars.iv.next, %10
  br i1 %11, label %6, label %._crit_edge, !llvm.loop !10
}

declare void @_ZN8geometry9transform12forwardBoundERKNS_5types20isometricTransform_tERK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"_ZTSN8geometry5types11polygon50_tE", !7, i64 0, !8, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


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