; LLVM IR from Dragons-Lake/REI :: sources/REI_Integration/3rdParty/nanovg (nanovg)

; 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.NVGstate = type { %struct.NVGcompositeOperationState, %struct.NVGpaint, %struct.NVGpaint, float, float, i32, i32, float, [6 x float], %struct.NVGscissor, float, float, float, float, i32, i32 }
%struct.NVGcompositeOperationState = type { i32, i32, i32, i32 }
%struct.NVGpaint = type { [6 x float], [2 x float], float, float, %struct.NVGcolor, %struct.NVGcolor, i32 }
%struct.NVGcolor = type { %union.anon }
%union.anon = type { [4 x float] }
%struct.NVGscissor = type { [6 x float], [2 x float] }

; 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; 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 hidden ptr @nvg__getState(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @nvgCurrentTransform(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = call ptr @nvg__getState(ptr noundef %7)
  store ptr %8, ptr %5, align 8, !tbaa !5
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = icmp eq ptr %9, null
  br i1 %10, label %11, label %12

11:                                               ; preds = %2
  store i32 1, ptr %6, align 4
  br label %17

12:                                               ; preds = %2
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.NVGstate, ptr %14, i32 0, i32 8
  %16 = getelementptr inbounds [6 x float], ptr %15, i64 0, i64 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %13, ptr align 4 %16, i64 24, i1 false)
  store i32 0, ptr %6, align 4
  br label %17

17:                                               ; preds = %12, %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  %18 = load i32, ptr %6, align 4
  switch i32 %18, label %20 [
    i32 0, label %19
    i32 1, label %19
  ]

19:                                               ; preds = %17, %17
  ret void

20:                                               ; preds = %17
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { 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"}


; 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"

; 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) #0

; Function Attrs: nounwind uwtable
declare hidden ptr @nvg__getState(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @nvgCurrentTransform(ptr noundef %0, ptr noundef writeonly %1) local_unnamed_addr #1 {
  %3 = tail call ptr @nvg__getState(ptr noundef %0)
  %4 = icmp eq ptr %1, null
  br i1 %4, label %7, label %5

5:                                                ; preds = %2
  %6 = getelementptr inbounds i8, ptr %3, i64 188
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(24) %6, i64 24, i1 false)
  br label %7

7:                                                ; preds = %2, %5
  ret void
}

attributes #0 = { mustprogress nocallback nofree 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" }

!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: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass