; LLVM IR from mbrenman/TetrisPlayground :: agents/RandomAgent.ll (ZN11RandomAgent9getActionEP6Tetris)

; 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.Action = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_ZN11RandomAgent9getActionEP6Tetris(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef %1) unnamed_addr #0 align 2 {
  %3 = alloca %class.Action, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %9 = call i32 @rand() #4
  %10 = srem i32 %9, 4
  store i32 %10, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %11 = call i32 @rand() #4
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = call noundef i32 @_ZN6Tetris22highestValidColWithRotE8Rotation(ptr noundef nonnull align 8 dereferenceable(824) %12, i32 noundef %13)
  %15 = add nsw i32 %14, 1
  %16 = srem i32 %11, %15
  store i32 %16, ptr %7, align 4, !tbaa !11
  %17 = load i32, ptr %6, align 4, !tbaa !9
  %18 = load i32, ptr %7, align 4, !tbaa !11
  call void @_ZN6ActionC1E8Rotationi(ptr noundef nonnull align 4 dereferenceable(8) %3, i32 noundef %17, i32 noundef %18)
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %19 = load i64, ptr %3, align 4
  ret i64 %19
}

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

; Function Attrs: nounwind
declare i32 @rand() #2

declare noundef i32 @_ZN6Tetris22highestValidColWithRotE8Rotation(ptr noundef nonnull align 8 dereferenceable(824), i32 noundef) #3

declare void @_ZN6ActionC1E8Rotationi(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef, i32 noundef) unnamed_addr #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { "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 }

!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 = !{!"_ZTS8Rotation", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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"

%class.Action = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_ZN11RandomAgent9getActionEP6Tetris(ptr nocapture noundef nonnull readnone align 8 dereferenceable(8) %0, ptr noundef %1) unnamed_addr #0 align 2 {
  %3 = alloca %class.Action, align 8
  %4 = tail call i32 @rand() #3
  %5 = srem i32 %4, 4
  %6 = tail call i32 @rand() #3
  %7 = tail call noundef i32 @_ZN6Tetris22highestValidColWithRotE8Rotation(ptr noundef nonnull align 8 dereferenceable(824) %1, i32 noundef %5)
  %8 = add nsw i32 %7, 1
  %9 = srem i32 %6, %8
  call void @_ZN6ActionC1E8Rotationi(ptr noundef nonnull align 4 dereferenceable(8) %3, i32 noundef %5, i32 noundef %9)
  %10 = load i64, ptr %3, align 8
  ret i64 %10
}

; Function Attrs: nounwind
declare i32 @rand() local_unnamed_addr #1

declare noundef i32 @_ZN6Tetris22highestValidColWithRotE8Rotation(ptr noundef nonnull align 8 dereferenceable(824), i32 noundef) local_unnamed_addr #2

declare void @_ZN6ActionC1E8Rotationi(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef, i32 noundef) unnamed_addr #2

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 = { 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 #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)"}


; Effective O3 passes: GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass