; LLVM IR from bjourne/fast_snn_fpga :: src (opencl)

; 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"

%struct.__va_list_tag = type { i32, i32, ptr, ptr }

; 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: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #1

; Function Attrs: nounwind uwtable
declare hidden i32 @set_kernel_arguments(ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @ocl_run_nd_kernel(ptr noundef %0, ptr noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5, ...) #2 {
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca [1 x %struct.__va_list_tag], align 16
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca ptr, align 8
  store ptr %0, ptr %8, align 8, !tbaa !5
  store ptr %1, ptr %9, align 8, !tbaa !5
  store i32 %2, ptr %10, align 4, !tbaa !9
  store ptr %3, ptr %11, align 8, !tbaa !5
  store ptr %4, ptr %12, align 8, !tbaa !5
  store i64 %5, ptr %13, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 24, ptr %14) #4
  %18 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %14, i64 0, i64 0
  call void @llvm.va_start.p0(ptr %18)
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  %19 = load ptr, ptr %9, align 8, !tbaa !5
  %20 = load i64, ptr %13, align 8, !tbaa !11
  %21 = trunc i64 %20 to i32
  %22 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %14, i64 0, i64 0
  %23 = call i32 @set_kernel_arguments(ptr noundef %19, i32 noundef %21, ptr noundef %22)
  store i32 %23, ptr %15, align 4, !tbaa !9
  %24 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %14, i64 0, i64 0
  call void @llvm.va_end.p0(ptr %24)
  %25 = load i32, ptr %15, align 4, !tbaa !9
  %26 = icmp ne i32 %25, 0
  br i1 %26, label %27, label %29

27:                                               ; preds = %6
  %28 = load i32, ptr %15, align 4, !tbaa !9
  store i32 %28, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %44

29:                                               ; preds = %6
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %30 = load ptr, ptr %8, align 8, !tbaa !5
  %31 = load ptr, ptr %9, align 8, !tbaa !5
  %32 = load i32, ptr %10, align 4, !tbaa !9
  %33 = load ptr, ptr %11, align 8, !tbaa !5
  %34 = load ptr, ptr %12, align 8, !tbaa !5
  %35 = call i32 @clEnqueueNDRangeKernel(ptr noundef %30, ptr noundef %31, i32 noundef %32, ptr noundef null, ptr noundef %33, ptr noundef %34, i32 noundef 0, ptr noundef null, ptr noundef %17)
  store i32 %35, ptr %15, align 4, !tbaa !9
  %36 = load i32, ptr %15, align 4, !tbaa !9
  %37 = icmp ne i32 %36, 0
  br i1 %37, label %38, label %40

38:                                               ; preds = %29
  %39 = load i32, ptr %15, align 4, !tbaa !9
  store i32 %39, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %43

40:                                               ; preds = %29
  %41 = load ptr, ptr %17, align 8, !tbaa !5
  %42 = call i32 @ocl_poll_event_until(ptr noundef %41, i32 noundef 0, i32 noundef 10)
  store i32 %42, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %43

43:                                               ; preds = %40, %38
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  br label %44

44:                                               ; preds = %43, %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #4
  %45 = load i32, ptr %7, align 4
  ret i32 %45
}

declare i32 @clEnqueueNDRangeKernel(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local i32 @ocl_poll_event_until(ptr noundef, i32 noundef, i32 noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind willreturn }
attributes #2 = { 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 #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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !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"

%struct.__va_list_tag = type { i32, i32, ptr, ptr }

; 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 nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #1

; Function Attrs: nounwind uwtable
declare hidden i32 @set_kernel_arguments(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @ocl_run_nd_kernel(ptr noundef %0, ptr noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5, ...) local_unnamed_addr #2 {
  %7 = alloca [1 x %struct.__va_list_tag], align 16
  %8 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #4
  call void @llvm.va_start.p0(ptr nonnull %7)
  %9 = trunc i64 %5 to i32
  %10 = call i32 @set_kernel_arguments(ptr noundef %1, i32 noundef %9, ptr noundef nonnull %7)
  call void @llvm.va_end.p0(ptr nonnull %7)
  %.not = icmp eq i32 %10, 0
  br i1 %.not, label %11, label %17

11:                                               ; preds = %6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %12 = call i32 @clEnqueueNDRangeKernel(ptr noundef %0, ptr noundef %1, i32 noundef %2, ptr noundef null, ptr noundef %3, ptr noundef %4, i32 noundef 0, ptr noundef null, ptr noundef nonnull %8) #4
  %.not13 = icmp eq i32 %12, 0
  br i1 %.not13, label %13, label %16

13:                                               ; preds = %11
  %14 = load ptr, ptr %8, align 8, !tbaa !5
  %15 = call i32 @ocl_poll_event_until(ptr noundef %14, i32 noundef 0, i32 noundef 10)
  br label %16

16:                                               ; preds = %11, %13
  %.0 = phi i32 [ %15, %13 ], [ %12, %11 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br label %17

17:                                               ; preds = %6, %16
  %.1 = phi i32 [ %.0, %16 ], [ %10, %6 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #4
  ret i32 %.1
}

declare i32 @clEnqueueNDRangeKernel(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare dso_local i32 @ocl_poll_event_until(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #2 = { 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 #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/C++ TBAA"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass