; LLVM IR from ashishzero/karma :: src/modules/core/lin_maths.ll (Z13rotate_around4Vec2S_f)

; 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 }

; 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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, 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: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zmi4Vec2S_(<2 x float>, <2 x float>) #3

; Function Attrs: nounwind
declare float @cosf(float noundef) #4

; Function Attrs: nounwind
declare float @sinf(float noundef) #4

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_Z13rotate_around4Vec2S_f(<2 x float> %0, <2 x float> %1, float noundef %2) #5 {
  %4 = alloca %union.Vec2, align 4
  %5 = alloca %union.Vec2, align 4
  %6 = alloca %union.Vec2, align 4
  %7 = alloca float, align 4
  %8 = alloca float, align 4
  %9 = alloca float, align 4
  %10 = alloca %union.Vec2, align 4
  %11 = alloca %union.Vec2, align 4
  %12 = alloca %union.Vec2, align 4
  %13 = alloca %union.Vec2, align 4
  %14 = getelementptr inbounds %union.Vec2, ptr %5, i32 0, i32 0
  store <2 x float> %0, ptr %14, align 4
  %15 = getelementptr inbounds %union.Vec2, ptr %6, i32 0, i32 0
  store <2 x float> %1, ptr %15, align 4
  store float %2, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %16 = load float, ptr %7, align 4, !tbaa !5
  %17 = call float @cosf(float noundef %16) #6
  store float %17, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  %18 = load float, ptr %7, align 4, !tbaa !5
  %19 = call float @sinf(float noundef %18) #6
  store float %19, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %5, i64 8, i1 false), !tbaa.struct !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %12, ptr align 4 %6, i64 8, i1 false), !tbaa.struct !9
  %20 = getelementptr inbounds %union.Vec2, ptr %11, i32 0, i32 0
  %21 = load <2 x float>, ptr %20, align 4
  %22 = getelementptr inbounds %union.Vec2, ptr %12, i32 0, i32 0
  %23 = load <2 x float>, ptr %22, align 4
  %24 = call <2 x float> @_Zmi4Vec2S_(<2 x float> %21, <2 x float> %23)
  %25 = getelementptr inbounds %union.Vec2, ptr %10, i32 0, i32 0
  store <2 x float> %24, ptr %25, align 4
  %26 = getelementptr inbounds %struct.anon.1, ptr %10, i32 0, i32 0
  %27 = load float, ptr %26, align 4, !tbaa !10
  %28 = load float, ptr %8, align 4, !tbaa !5
  %29 = getelementptr inbounds %struct.anon.1, ptr %10, i32 0, i32 1
  %30 = load float, ptr %29, align 4, !tbaa !10
  %31 = load float, ptr %9, align 4, !tbaa !5
  %32 = fmul float %30, %31
  %33 = fneg float %32
  %34 = call float @llvm.fmuladd.f32(float %27, float %28, float %33)
  %35 = getelementptr inbounds %struct.anon.1, ptr %4, i32 0, i32 0
  store float %34, ptr %35, align 4, !tbaa !10
  %36 = getelementptr inbounds %struct.anon.1, ptr %10, i32 0, i32 0
  %37 = load float, ptr %36, align 4, !tbaa !10
  %38 = load float, ptr %9, align 4, !tbaa !5
  %39 = getelementptr inbounds %struct.anon.1, ptr %10, i32 0, i32 1
  %40 = load float, ptr %39, align 4, !tbaa !10
  %41 = load float, ptr %8, align 4, !tbaa !5
  %42 = fmul float %40, %41
  %43 = call float @llvm.fmuladd.f32(float %37, float %38, float %42)
  %44 = getelementptr inbounds %struct.anon.1, ptr %4, i32 0, i32 1
  store float %43, ptr %44, align 4, !tbaa !10
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %13, ptr align 4 %6, i64 8, i1 false), !tbaa.struct !9
  %45 = getelementptr inbounds %union.Vec2, ptr %13, i32 0, i32 0
  %46 = load <2 x float>, ptr %45, align 4
  %47 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZpLR4Vec2S_(ptr noundef nonnull align 4 dereferenceable(8) %4, <2 x float> %46)
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  %48 = getelementptr inbounds %union.Vec2, ptr %4, i32 0, i32 0
  %49 = load <2 x float>, ptr %48, align 4
  ret <2 x float> %49
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZpLR4Vec2S_(ptr noundef nonnull align 4 dereferenceable(8), <2 x float>) #3

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 #5 = { 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 #6 = { 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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{i64 0, i64 8, !10}
!10 = !{!7, !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"

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local <2 x float> @_Zmi4Vec2S_(<2 x float>, <2 x float>) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare float @cosf(float noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare float @sinf(float noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_Z13rotate_around4Vec2S_f(<2 x float> %0, <2 x float> %1, float noundef %2) local_unnamed_addr #2 {
  %4 = alloca %union.Vec2, align 8
  %5 = tail call float @cosf(float noundef %2) #4
  %6 = tail call float @sinf(float noundef %2) #4
  %7 = tail call <2 x float> @_Zmi4Vec2S_(<2 x float> %0, <2 x float> %1)
  %.sroa.03.4.vec.extract = extractelement <2 x float> %7, i64 1
  %8 = fneg float %.sroa.03.4.vec.extract
  %9 = insertelement <2 x float> poison, float %6, i64 0
  %10 = insertelement <2 x float> %9, float %5, i64 1
  %11 = insertelement <2 x float> %7, float %8, i64 0
  %12 = fmul <2 x float> %10, %11
  %13 = shufflevector <2 x float> %7, <2 x float> poison, <2 x i32> zeroinitializer
  %14 = shufflevector <2 x float> %10, <2 x float> poison, <2 x i32> <i32 1, i32 0>
  %15 = tail call <2 x float> @llvm.fmuladd.v2f32(<2 x float> %13, <2 x float> %14, <2 x float> %12)
  store <2 x float> %15, ptr %4, align 8, !tbaa !5
  %16 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZpLR4Vec2S_(ptr noundef nonnull align 4 dereferenceable(8) %4, <2 x float> %1)
  %17 = load <2 x float>, ptr %4, align 8
  ret <2 x float> %17
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZpLR4Vec2S_(ptr noundef nonnull align 4 dereferenceable(8), <2 x float>) local_unnamed_addr #0

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare <2 x float> @llvm.fmuladd.v2f32(<2 x float>, <2 x float>, <2 x float>) #3

attributes #0 = { 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 #1 = { mustprogress nofree nounwind willreturn memory(write) "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 = { 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 #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalDCEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SLPVectorizerPass,SROAPass,TailCallElimPass