; LLVM IR from radualexandrub/Optimization-Algorithms-Find-local-minimum :: 2D_Derivative_NonQuadratic_CostFunctions (main)

; 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"

@logfile1 = external dso_local global ptr, align 8
@logfile2 = external dso_local global ptr, align 8
@.str.7 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [37 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [31 x i8], align 1
@__const.main.x_start = external hidden unnamed_addr constant [2 x double], align 16
@.str.12 = external hidden unnamed_addr constant [29 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid_Dx(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid_Dy(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local void @Newton_Clasic(i32 noundef, ptr noundef, ptr noundef, ptr noundef, double noundef, ptr noundef) #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 nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca double, align 8
  %4 = alloca [2 x double], align 16
  store i32 0, ptr %1, align 4
  %5 = call noalias ptr @fopen(ptr noundef @.str.7, ptr noundef @.str.8)
  store ptr %5, ptr @logfile1, align 8, !tbaa !5
  %6 = call noalias ptr @fopen(ptr noundef @.str.9, ptr noundef @.str.8)
  store ptr %6, ptr @logfile2, align 8, !tbaa !5
  %7 = load ptr, ptr @logfile1, align 8, !tbaa !5
  %8 = icmp eq ptr %7, null
  br i1 %8, label %12, label %9

9:                                                ; preds = %0
  %10 = load ptr, ptr @logfile2, align 8, !tbaa !5
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %14

12:                                               ; preds = %9, %0
  %13 = call i32 (ptr, ...) @printf(ptr noundef @.str.10)
  store i32 1, ptr %1, align 4
  br label %22

14:                                               ; preds = %9
  %15 = call i32 (ptr, ...) @printf(ptr noundef @.str.11)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 2, ptr %2, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  store double 1.000000e-03, ptr %3, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 16, ptr %4) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 @__const.main.x_start, i64 16, i1 false)
  %16 = load i32, ptr %2, align 4, !tbaa !9
  %17 = load double, ptr %3, align 8, !tbaa !11
  %18 = getelementptr inbounds [2 x double], ptr %4, i64 0, i64 0
  call void @Newton_Clasic(i32 noundef %16, ptr noundef @f1_paraboloid, ptr noundef @f1_paraboloid_Dx, ptr noundef @f1_paraboloid_Dy, double noundef %17, ptr noundef %18)
  %19 = call i32 (ptr, ...) @printf(ptr noundef @.str.12)
  %20 = getelementptr inbounds [2 x double], ptr %4, i64 0, i64 0
  store double -5.000000e-01, ptr %20, align 16, !tbaa !11
  %21 = getelementptr inbounds [2 x double], ptr %4, i64 0, i64 1
  store double -5.000000e-01, ptr %21, align 8, !tbaa !11
  store i32 1, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %22

22:                                               ; preds = %14, %12
  %23 = load i32, ptr %1, align 4
  ret i32 %23
}

declare noalias ptr @fopen(ptr noundef, ptr noundef) #2

; 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) #3

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !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"

@logfile1 = external dso_local local_unnamed_addr global ptr, align 8
@logfile2 = external dso_local local_unnamed_addr global ptr, align 8
@.str.7 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [37 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [31 x i8], align 1
@__const.main.x_start = external hidden unnamed_addr constant [2 x double], align 16
@.str.12 = external hidden unnamed_addr constant [29 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid_Dx(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local double @f1_paraboloid_Dy(double noundef, double noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local void @Newton_Clasic(i32 noundef, ptr noundef, ptr noundef, ptr noundef, double noundef, ptr noundef) local_unnamed_addr #0

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

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

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [2 x double], align 16
  %2 = tail call noalias ptr @fopen(ptr noundef nonnull @.str.7, ptr noundef nonnull @.str.8)
  store ptr %2, ptr @logfile1, align 8, !tbaa !5
  %3 = tail call noalias ptr @fopen(ptr noundef nonnull @.str.9, ptr noundef nonnull @.str.8)
  store ptr %3, ptr @logfile2, align 8, !tbaa !5
  %4 = load ptr, ptr @logfile1, align 8, !tbaa !5
  %5 = icmp eq ptr %4, null
  %6 = icmp eq ptr %3, null
  %or.cond = or i1 %6, %5
  br i1 %or.cond, label %7, label %9

7:                                                ; preds = %0
  %8 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.10)
  br label %12

9:                                                ; preds = %0
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.11)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %1) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(16) %1, ptr noundef nonnull align 16 dereferenceable(16) @__const.main.x_start, i64 16, i1 false)
  call void @Newton_Clasic(i32 noundef 2, ptr noundef nonnull @f1_paraboloid, ptr noundef nonnull @f1_paraboloid_Dx, ptr noundef nonnull @f1_paraboloid_Dy, double noundef 1.000000e-03, ptr noundef nonnull %1)
  %11 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.12)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #4
  br label %12

12:                                               ; preds = %9, %7
  ret i32 1
}

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: mustprogress 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) #3

attributes #0 = { 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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" }
attributes #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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/C++ TBAA"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass