; LLVM IR from ashishzero/karma :: src/modules/core/lin_maths.ll (Z7supportRK7Capsule4Vec2)

; 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"

%union.Vec2 = type { %struct.anon.1 }
%struct.anon.1 = type { float, float }
%struct.Capsule = type { %union.Vec2, %union.Vec2, float }

; 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) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef float @_Z8vec2_dot4Vec2S_(<2 x float>, <2 x float>) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_Z14vec2_normalize4Vec2(<2 x float>) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zpl4Vec2S_(<2 x float>, <2 x float>) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zmlf4Vec2(float noundef, <2 x float>) #4

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_Z7supportRK7Capsule4Vec2(ptr noundef nonnull align 4 dereferenceable(20) %0, <2 x float> %1) #3 {
  %3 = alloca %union.Vec2, align 4
  %4 = alloca %union.Vec2, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %union.Vec2, align 4
  %7 = alloca %union.Vec2, align 4
  %8 = alloca %union.Vec2, align 4
  %9 = alloca float, align 4
  %10 = alloca %union.Vec2, align 4
  %11 = alloca %union.Vec2, align 4
  %12 = alloca float, align 4
  %13 = alloca %union.Vec2, align 4
  %14 = alloca %union.Vec2, align 4
  %15 = alloca %union.Vec2, align 4
  %16 = alloca %union.Vec2, align 4
  %17 = alloca %union.Vec2, align 4
  %18 = getelementptr inbounds %union.Vec2, ptr %4, i32 0, i32 0
  store <2 x float> %1, ptr %18, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %7, ptr align 4 %4, i64 8, i1 false), !tbaa.struct !9
  %19 = getelementptr inbounds %union.Vec2, ptr %7, i32 0, i32 0
  %20 = load <2 x float>, ptr %19, align 4
  %21 = call <2 x float> @_Z14vec2_normalize4Vec2(<2 x float> %20)
  %22 = getelementptr inbounds %union.Vec2, ptr %6, i32 0, i32 0
  store <2 x float> %21, ptr %22, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.Capsule, ptr %23, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %10, ptr align 4 %24, i64 8, i1 false), !tbaa.struct !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %4, i64 8, i1 false), !tbaa.struct !9
  %25 = getelementptr inbounds %union.Vec2, ptr %10, i32 0, i32 0
  %26 = load <2 x float>, ptr %25, align 4
  %27 = getelementptr inbounds %union.Vec2, ptr %11, i32 0, i32 0
  %28 = load <2 x float>, ptr %27, align 4
  %29 = call noundef float @_Z8vec2_dot4Vec2S_(<2 x float> %26, <2 x float> %28)
  store float %29, ptr %9, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.Capsule, ptr %30, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %13, ptr align 4 %31, i64 8, i1 false), !tbaa.struct !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %14, ptr align 4 %4, i64 8, i1 false), !tbaa.struct !9
  %32 = getelementptr inbounds %union.Vec2, ptr %13, i32 0, i32 0
  %33 = load <2 x float>, ptr %32, align 4
  %34 = getelementptr inbounds %union.Vec2, ptr %14, i32 0, i32 0
  %35 = load <2 x float>, ptr %34, align 4
  %36 = call noundef float @_Z8vec2_dot4Vec2S_(<2 x float> %33, <2 x float> %35)
  store float %36, ptr %12, align 4, !tbaa !11
  %37 = load float, ptr %9, align 4, !tbaa !11
  %38 = load float, ptr %12, align 4, !tbaa !11
  %39 = fcmp ogt float %37, %38
  br i1 %39, label %40, label %43

40:                                               ; preds = %2
  %41 = load ptr, ptr %5, align 8, !tbaa !5
  %42 = getelementptr inbounds %struct.Capsule, ptr %41, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %8, ptr align 4 %42, i64 8, i1 false), !tbaa.struct !9
  br label %46

43:                                               ; preds = %2
  %44 = load ptr, ptr %5, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.Capsule, ptr %44, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %8, ptr align 4 %45, i64 8, i1 false), !tbaa.struct !9
  br label %46

46:                                               ; preds = %43, %40
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %8, i64 8, i1 false), !tbaa.struct !9
  %47 = load ptr, ptr %5, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.Capsule, ptr %47, i32 0, i32 2
  %49 = load float, ptr %48, align 4, !tbaa !13
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %17, ptr align 4 %6, i64 8, i1 false), !tbaa.struct !9
  %50 = getelementptr inbounds %union.Vec2, ptr %17, i32 0, i32 0
  %51 = load <2 x float>, ptr %50, align 4
  %52 = call <2 x float> @_Zmlf4Vec2(float noundef %49, <2 x float> %51)
  %53 = getelementptr inbounds %union.Vec2, ptr %16, i32 0, i32 0
  store <2 x float> %52, ptr %53, align 4
  %54 = getelementptr inbounds %union.Vec2, ptr %15, i32 0, i32 0
  %55 = load <2 x float>, ptr %54, align 4
  %56 = getelementptr inbounds %union.Vec2, ptr %16, i32 0, i32 0
  %57 = load <2 x float>, ptr %56, align 4
  %58 = call <2 x float> @_Zpl4Vec2S_(<2 x float> %55, <2 x float> %57)
  %59 = getelementptr inbounds %union.Vec2, ptr %3, i32 0, i32 0
  store <2 x float> %58, ptr %59, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %60 = getelementptr inbounds %union.Vec2, ptr %3, i32 0, i32 0
  %61 = load <2 x float>, ptr %60, align 4
  ret <2 x float> %61
}

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind 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" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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" }
attributes #4 = { inlinehint 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" }
attributes #5 = { 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++ TBAA"}
!9 = !{i64 0, i64 8, !10}
!10 = !{!7, !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!14, !12, i64 16}
!14 = !{!"_ZTS7Capsule", !7, i64 0, !7, i64 8, !12, i64 16}


; 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 nounwind uwtable
declare dso_local noundef float @_Z8vec2_dot4Vec2S_(<2 x float>, <2 x float>) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_Z14vec2_normalize4Vec2(<2 x float>) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zpl4Vec2S_(<2 x float>, <2 x float>) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zmlf4Vec2(float noundef, <2 x float>) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_Z7supportRK7Capsule4Vec2(ptr nocapture noundef nonnull readonly align 4 dereferenceable(20) %0, <2 x float> %1) local_unnamed_addr #1 {
  %3 = tail call <2 x float> @_Z14vec2_normalize4Vec2(<2 x float> %1)
  %.sroa.06.0.copyload = load <2 x float>, ptr %0, align 4, !tbaa !5
  %4 = tail call noundef float @_Z8vec2_dot4Vec2S_(<2 x float> %.sroa.06.0.copyload, <2 x float> %1)
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %.sroa.04.0.copyload = load <2 x float>, ptr %5, align 4, !tbaa !5
  %6 = tail call noundef float @_Z8vec2_dot4Vec2S_(<2 x float> %.sroa.04.0.copyload, <2 x float> %1)
  %7 = fcmp ogt float %4, %6
  %.val = load <2 x float>, ptr %0, align 4
  %.val21 = load <2 x float>, ptr %5, align 4
  %.sroa.08.0 = select i1 %7, <2 x float> %.val, <2 x float> %.val21
  %8 = getelementptr inbounds i8, ptr %0, i64 16
  %9 = load float, ptr %8, align 4, !tbaa !8
  %10 = tail call <2 x float> @_Zmlf4Vec2(float noundef %9, <2 x float> %3)
  %11 = tail call <2 x float> @_Zpl4Vec2S_(<2 x float> %.sroa.08.0, <2 x float> %10)
  ret <2 x float> %11
}

attributes #0 = { mustprogress nounwind 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" }
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" }
attributes #2 = { inlinehint 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !10, i64 16}
!9 = !{!"_ZTS7Capsule", !6, i64 0, !6, i64 8, !10, i64 16}
!10 = !{!"float", !6, i64 0}


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