; LLVM IR from rgolubtsov/nonlinear-optimization-algorithms-multilang :: nlp-unconstrained-cli/hooke-jeeves/c/src (hooke)

; 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.2 = external hidden unnamed_addr constant [43 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [19 x i8], align 1

; 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: nounwind uwtable
declare dso_local i32 @hooke(i32 noundef, ptr noundef, ptr noundef, double noundef, double noundef, i32 noundef) #1

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

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #1 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca [250 x double], align 16
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  %9 = alloca [250 x double], align 16
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 2000, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 2000, ptr %9) #3
  store i32 2, ptr %2, align 4, !tbaa !5
  %10 = getelementptr inbounds [250 x double], ptr %6, i64 0, i64 0
  store double -1.200000e+00, ptr %10, align 16, !tbaa !9
  %11 = getelementptr inbounds [250 x double], ptr %6, i64 0, i64 1
  store double 1.000000e+00, ptr %11, align 8, !tbaa !9
  store double 5.000000e-01, ptr %7, align 8, !tbaa !9
  store i32 5000, ptr %3, align 4, !tbaa !5
  store double 0x3EB0C6F7A0B5ED8D, ptr %8, align 8, !tbaa !9
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = getelementptr inbounds [250 x double], ptr %6, i64 0, i64 0
  %14 = getelementptr inbounds [250 x double], ptr %9, i64 0, i64 0
  %15 = load double, ptr %7, align 8, !tbaa !9
  %16 = load double, ptr %8, align 8, !tbaa !9
  %17 = load i32, ptr %3, align 4, !tbaa !5
  %18 = call i32 @hooke(i32 noundef %12, ptr noundef %13, ptr noundef %14, double noundef %15, double noundef %16, i32 noundef %17)
  store i32 %18, ptr %4, align 4, !tbaa !5
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %19)
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %21

21:                                               ; preds = %32, %0
  %22 = load i32, ptr %5, align 4, !tbaa !5
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = icmp ult i32 %22, %23
  br i1 %24, label %25, label %35

25:                                               ; preds = %21
  %26 = load i32, ptr %5, align 4, !tbaa !5
  %27 = load i32, ptr %5, align 4, !tbaa !5
  %28 = zext i32 %27 to i64
  %29 = getelementptr inbounds [250 x double], ptr %9, i64 0, i64 %28
  %30 = load double, ptr %29, align 8, !tbaa !9
  %31 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %26, double noundef %30)
  br label %32

32:                                               ; preds = %25
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = add i32 %33, 1
  store i32 %34, ptr %5, align 4, !tbaa !5
  br label %21, !llvm.loop !11

35:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 2000, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 2000, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  ret i32 0
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

@.str.2 = external hidden unnamed_addr constant [43 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [19 x i8], align 1

; 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: nounwind uwtable
declare dso_local i32 @hooke(i32 noundef, ptr noundef, ptr noundef, double noundef, double noundef, i32 noundef) local_unnamed_addr #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 #1 {
  %1 = alloca [250 x double], align 16
  %2 = alloca [250 x double], align 16
  call void @llvm.lifetime.start.p0(i64 2000, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 2000, ptr nonnull %2) #3
  store <2 x double> <double -1.200000e+00, double 1.000000e+00>, ptr %1, align 16, !tbaa !5
  %3 = call i32 @hooke(i32 noundef 2, ptr noundef nonnull %1, ptr noundef nonnull %2, double noundef 5.000000e-01, double noundef 0x3EB0C6F7A0B5ED8D, i32 noundef 5000)
  %4 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %3)
  %5 = load double, ptr %2, align 16, !tbaa !5
  %6 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef 0, double noundef %5)
  %7 = getelementptr inbounds i8, ptr %2, i64 8
  %8 = load double, ptr %7, align 8, !tbaa !5
  %9 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef 1, double noundef %8)
  call void @llvm.lifetime.end.p0(i64 2000, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 2000, ptr nonnull %1) #3
  ret i32 0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass