; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 30. CPP Programs/Geometry/ConvexHull.ll (Z11orientation5PointS_S_)

; 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.Point = type { i64, i64, i64 }

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z25signedAreaOfParallelogram5PointS_S_(ptr noundef byval(%class.Point) align 8, ptr noundef byval(%class.Point) align 8, ptr noundef byval(%class.Point) align 8) #0

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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

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

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z11orientation5PointS_S_(ptr noundef byval(%class.Point) align 8 %0, ptr noundef byval(%class.Point) align 8 %1, ptr noundef byval(%class.Point) align 8 %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca %class.Point, align 8
  %7 = alloca %class.Point, align 8
  %8 = alloca %class.Point, align 8
  %9 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 %0, i64 24, i1 false), !tbaa.struct !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %7, ptr align 8 %1, i64 24, i1 false), !tbaa.struct !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %8, ptr align 8 %2, i64 24, i1 false), !tbaa.struct !5
  %10 = call noundef i64 @_Z25signedAreaOfParallelogram5PointS_S_(ptr noundef byval(%class.Point) align 8 %6, ptr noundef byval(%class.Point) align 8 %7, ptr noundef byval(%class.Point) align 8 %8)
  store i64 %10, ptr %5, align 8, !tbaa !6
  %11 = load i64, ptr %5, align 8, !tbaa !6
  %12 = icmp slt i64 %11, 0
  br i1 %12, label %13, label %14

13:                                               ; preds = %3
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %19

14:                                               ; preds = %3
  %15 = load i64, ptr %5, align 8, !tbaa !6
  %16 = icmp sgt i64 %15, 0
  br i1 %16, label %17, label %18

17:                                               ; preds = %14
  store i32 1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %19

18:                                               ; preds = %14
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %19

19:                                               ; preds = %18, %17, %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  %20 = load i32, ptr %4, align 4
  ret i32 %20
}

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{i64 0, i64 8, !6, i64 8, i64 8, !6, i64 16, i64 8, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"long long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple 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"

%class.Point = type { i64, i64, i64 }

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z25signedAreaOfParallelogram5PointS_S_(ptr noundef byval(%class.Point) align 8, ptr noundef byval(%class.Point) align 8, ptr noundef byval(%class.Point) align 8) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 -1, 2) i32 @_Z11orientation5PointS_S_(ptr nocapture noundef readonly byval(%class.Point) align 8 %0, ptr nocapture noundef readonly byval(%class.Point) align 8 %1, ptr nocapture noundef readonly byval(%class.Point) align 8 %2) local_unnamed_addr #0 {
  %4 = tail call noundef i64 @_Z25signedAreaOfParallelogram5PointS_S_(ptr noundef nonnull byval(%class.Point) align 8 %0, ptr noundef nonnull byval(%class.Point) align 8 %1, ptr noundef nonnull byval(%class.Point) align 8 %2)
  %5 = icmp slt i64 %4, 0
  %.not = icmp ne i64 %4, 0
  %. = zext i1 %.not to i32
  %.0 = select i1 %5, i32 -1, i32 %.
  ret i32 %.0
}

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" }

!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: DSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass