; LLVM IR from heroseh/cgm :: cgm (cgm_cubic_bezier_curve_interp_1d)

; 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.CgmVec2 = type { %struct.anon }
%struct.anon = type { float, float }

@__const.cgm_cubic_bezier_curve_interp_1d.vec = external hidden unnamed_addr constant %union.CgmVec2, align 4

; Function Attrs: nounwind uwtable
define dso_local float @cgm_cubic_bezier_curve_interp_1d(<2 x float> %0, <2 x float> %1, float noundef %2) #0 {
  %4 = alloca %union.CgmVec2, align 4
  %5 = alloca %union.CgmVec2, align 4
  %6 = alloca float, align 4
  %7 = alloca [4 x %union.CgmVec2], align 16
  %8 = alloca %union.CgmVec2, align 4
  %9 = alloca %union.CgmVec2, align 4
  %10 = getelementptr inbounds %union.CgmVec2, ptr %4, i32 0, i32 0
  store <2 x float> %0, ptr %10, align 4
  %11 = getelementptr inbounds %union.CgmVec2, ptr %5, i32 0, i32 0
  store <2 x float> %1, ptr %11, align 4
  store float %2, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #3
  %12 = getelementptr inbounds %struct.anon, ptr %7, i32 0, i32 0
  store float 0.000000e+00, ptr %12, align 8, !tbaa !9
  %13 = getelementptr inbounds %struct.anon, ptr %7, i32 0, i32 1
  store float 0.000000e+00, ptr %13, align 4, !tbaa !11
  %14 = getelementptr inbounds %union.CgmVec2, ptr %7, i64 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 4 %4, i64 8, i1 false), !tbaa.struct !12
  %15 = getelementptr inbounds %union.CgmVec2, ptr %7, i64 2
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %15, ptr align 4 %5, i64 8, i1 false), !tbaa.struct !12
  %16 = getelementptr inbounds %union.CgmVec2, ptr %7, i64 3
  %17 = getelementptr inbounds %struct.anon, ptr %16, i32 0, i32 0
  store float 1.000000e+00, ptr %17, align 8, !tbaa !9
  %18 = getelementptr inbounds %struct.anon, ptr %16, i32 0, i32 1
  store float 1.000000e+00, ptr %18, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %19 = getelementptr inbounds [4 x %union.CgmVec2], ptr %7, i64 0, i64 0
  %20 = load float, ptr %6, align 4, !tbaa !5
  %21 = call <2 x float> @cgm_cubic_bezier_curve_interp_2d(ptr noundef %19, float noundef %20)
  %22 = getelementptr inbounds %union.CgmVec2, ptr %8, i32 0, i32 0
  store <2 x float> %21, ptr %22, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %9, ptr align 4 @__const.cgm_cubic_bezier_curve_interp_1d.vec, i64 8, i1 false)
  %23 = getelementptr inbounds %union.CgmVec2, ptr %8, i32 0, i32 0
  %24 = load <2 x float>, ptr %23, align 4
  %25 = getelementptr inbounds %union.CgmVec2, ptr %9, i32 0, i32 0
  %26 = load <2 x float>, ptr %25, align 4
  %27 = call float @CgmVec2_dot(<2 x float> %24, <2 x float> %26)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #3
  ret float %27
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; 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) #2

; Function Attrs: nounwind uwtable
declare dso_local <2 x float> @cgm_cubic_bezier_curve_interp_2d(ptr noundef, float noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local float @CgmVec2_dot(<2 x float>, <2 x float>) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"", !6, i64 0, !6, i64 4}
!11 = !{!10, !6, i64 4}
!12 = !{i64 0, i64 8, !13}
!13 = !{!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.CgmVec2 = type { %struct.anon }
%struct.anon = type { float, float }

@__const.cgm_cubic_bezier_curve_interp_1d.vec = external hidden unnamed_addr constant %union.CgmVec2, align 4

; Function Attrs: nounwind uwtable
define dso_local float @cgm_cubic_bezier_curve_interp_1d(<2 x float> %0, <2 x float> %1, float noundef %2) local_unnamed_addr #0 {
  %4 = alloca [4 x %union.CgmVec2], align 16
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #2
  store <2 x float> zeroinitializer, ptr %4, align 16, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 8
  store <2 x float> %0, ptr %5, align 8, !tbaa !9
  %6 = getelementptr inbounds i8, ptr %4, i64 16
  store <2 x float> %1, ptr %6, align 16, !tbaa !9
  %7 = getelementptr inbounds i8, ptr %4, i64 24
  store <2 x float> <float 1.000000e+00, float 1.000000e+00>, ptr %7, align 8, !tbaa !5
  %8 = call <2 x float> @cgm_cubic_bezier_curve_interp_2d(ptr noundef nonnull %4, float noundef %2)
  %.sroa.0.0.copyload = load <2 x float>, ptr @__const.cgm_cubic_bezier_curve_interp_1d.vec, align 4
  %9 = call float @CgmVec2_dot(<2 x float> %8, <2 x float> %.sroa.0.0.copyload)
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #2
  ret float %9
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local <2 x float> @cgm_cubic_bezier_curve_interp_2d(ptr noundef, float noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local float @CgmVec2_dot(<2 x float>, <2 x float>) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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


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