; LLVM IR from Sonryle/JoePhys :: testbed/src/Renderer.ll (ZN8Renderer7AddLineE4vec2S0_6colour)

; 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.vec2 = type { float, float }
%struct.colour = type { float, float, float, float }
%struct.Renderer = type { ptr, ptr }
%struct.GLRenderLines = type { i32, i32, i32, i32, i32, [2 x i32], [2048 x %struct.vec2], [2048 x %struct.colour], i32 }

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8Renderer5FlushEv(ptr noundef nonnull align 8 dereferenceable(16)) #0 align 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) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8Renderer7AddLineE4vec2S0_6colour(ptr noundef nonnull align 8 dereferenceable(16) %0, <2 x float> %1, <2 x float> %2, <2 x float> %3, <2 x float> %4) #2 align 2 {
  %6 = alloca %struct.vec2, align 4
  %7 = alloca %struct.vec2, align 4
  %8 = alloca %struct.colour, align 4
  %9 = alloca ptr, align 8
  %10 = alloca %struct.vec2, align 4
  %11 = alloca %struct.colour, align 4
  %12 = alloca %struct.vec2, align 4
  %13 = alloca %struct.colour, align 4
  store <2 x float> %1, ptr %6, align 4
  store <2 x float> %2, ptr %7, align 4
  %14 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %8, i32 0, i32 0
  store <2 x float> %3, ptr %14, align 4
  %15 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %8, i32 0, i32 1
  store <2 x float> %4, ptr %15, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  %16 = load ptr, ptr %9, align 8
  %17 = getelementptr inbounds %struct.Renderer, ptr %16, i32 0, i32 0
  %18 = load ptr, ptr %17, align 8, !tbaa !9
  %19 = getelementptr inbounds %struct.GLRenderLines, ptr %18, i32 0, i32 8
  %20 = load i32, ptr %19, align 4, !tbaa !11
  %21 = add nsw i32 %20, 2
  %22 = getelementptr inbounds %struct.Renderer, ptr %16, i32 0, i32 0
  %23 = load ptr, ptr %22, align 8, !tbaa !9
  %24 = icmp sge i32 %21, 2048
  br i1 %24, label %25, label %26

25:                                               ; preds = %5
  call void @_ZN8Renderer5FlushEv(ptr noundef nonnull align 8 dereferenceable(16) %16)
  br label %26

26:                                               ; preds = %25, %5
  %27 = getelementptr inbounds %struct.Renderer, ptr %16, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %10, ptr align 4 %6, i64 8, i1 false), !tbaa.struct !14
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %8, i64 16, i1 false), !tbaa.struct !17
  %29 = load <2 x float>, ptr %10, align 4
  %30 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %11, i32 0, i32 0
  %31 = load <2 x float>, ptr %30, align 4
  %32 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %11, i32 0, i32 1
  %33 = load <2 x float>, ptr %32, align 4
  call void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184) %28, <2 x float> %29, <2 x float> %31, <2 x float> %33)
  %34 = getelementptr inbounds %struct.Renderer, ptr %16, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %12, ptr align 4 %7, i64 8, i1 false), !tbaa.struct !14
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %13, ptr align 4 %8, i64 16, i1 false), !tbaa.struct !17
  %36 = load <2 x float>, ptr %12, align 4
  %37 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %13, i32 0, i32 0
  %38 = load <2 x float>, ptr %37, align 4
  %39 = getelementptr inbounds { <2 x float>, <2 x float> }, ptr %13, i32 0, i32 1
  %40 = load <2 x float>, ptr %39, align 4
  call void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184) %35, <2 x float> %36, <2 x float> %38, <2 x float> %40)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184), <2 x float>, <2 x float>, <2 x float>) #2 align 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress uwtable "min-legal-vector-width"="64" "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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTS8Renderer", !6, i64 0, !6, i64 8}
!11 = !{!12, !13, i64 49180}
!12 = !{!"_ZTS13GLRenderLines", !13, i64 0, !13, i64 4, !13, i64 8, !13, i64 12, !13, i64 16, !7, i64 20, !7, i64 28, !7, i64 16412, !13, i64 49180}
!13 = !{!"int", !7, i64 0}
!14 = !{i64 0, i64 4, !15, i64 4, i64 4, !15}
!15 = !{!16, !16, i64 0}
!16 = !{!"float", !7, i64 0}
!17 = !{i64 0, i64 4, !15, i64 4, i64 4, !15, i64 8, i64 4, !15, i64 12, i64 4, !15}


; 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 uwtable
declare dso_local void @_ZN8Renderer5FlushEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8Renderer7AddLineE4vec2S0_6colour(ptr noundef nonnull align 8 dereferenceable(16) %0, <2 x float> %1, <2 x float> %2, <2 x float> %3, <2 x float> %4) local_unnamed_addr #1 align 2 {
  %6 = load ptr, ptr %0, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 49180
  %8 = load i32, ptr %7, align 4, !tbaa !10
  %9 = icmp sgt i32 %8, 2045
  br i1 %9, label %10, label %11

10:                                               ; preds = %5
  tail call void @_ZN8Renderer5FlushEv(ptr noundef nonnull align 8 dereferenceable(16) %0)
  %.pre = load ptr, ptr %0, align 8, !tbaa !5
  br label %11

11:                                               ; preds = %10, %5
  %12 = phi ptr [ %.pre, %10 ], [ %6, %5 ]
  tail call void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184) %12, <2 x float> %1, <2 x float> %3, <2 x float> %4)
  %13 = load ptr, ptr %0, align 8, !tbaa !5
  tail call void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184) %13, <2 x float> %2, <2 x float> %3, <2 x float> %4)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13GLRenderLines10AddVerticeE4vec26colour(ptr noundef nonnull align 4 dereferenceable(49184), <2 x float>, <2 x float>, <2 x float>) local_unnamed_addr #1 align 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 = { mustprogress uwtable "min-legal-vector-width"="64" "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)"}
!5 = !{!6, !7, i64 0}
!6 = !{!"_ZTS8Renderer", !7, i64 0, !7, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!11, !12, i64 49180}
!11 = !{!"_ZTS13GLRenderLines", !12, i64 0, !12, i64 4, !12, i64 8, !12, i64 12, !12, i64 16, !8, i64 20, !8, i64 28, !8, i64 16412, !12, i64 49180}
!12 = !{!"int", !8, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,TailCallElimPass