; LLVM IR from ashishzero/karma :: src/modules/core/lin_maths.ll (Z10vec3_cross4Vec3S_)

; 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.Vec3 = type { %struct.anon }
%struct.anon = type { float, 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: mustprogress nounwind uwtable
define dso_local { <2 x float>, float } @_Z10vec3_cross4Vec3S_(<2 x float> %0, float %1, <2 x float> %2, float %3) #2 {
  %5 = alloca %union.Vec3, align 4
  %6 = alloca %union.Vec3, align 4
  %7 = alloca { <2 x float>, float }, align 4
  %8 = alloca %union.Vec3, align 4
  %9 = alloca { <2 x float>, float }, align 4
  %10 = alloca { <2 x float>, float }, align 8
  %11 = getelementptr inbounds { <2 x float>, float }, ptr %7, i32 0, i32 0
  store <2 x float> %0, ptr %11, align 4
  %12 = getelementptr inbounds { <2 x float>, float }, ptr %7, i32 0, i32 1
  store float %1, ptr %12, align 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %6, ptr align 4 %7, i64 12, i1 false)
  %13 = getelementptr inbounds { <2 x float>, float }, ptr %9, i32 0, i32 0
  store <2 x float> %2, ptr %13, align 4
  %14 = getelementptr inbounds { <2 x float>, float }, ptr %9, i32 0, i32 1
  store float %3, ptr %14, align 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %8, ptr align 4 %9, i64 12, i1 false)
  %15 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 1
  %16 = load float, ptr %15, align 4, !tbaa !5
  %17 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 2
  %18 = load float, ptr %17, align 4, !tbaa !5
  %19 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 2
  %20 = load float, ptr %19, align 4, !tbaa !5
  %21 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 1
  %22 = load float, ptr %21, align 4, !tbaa !5
  %23 = fmul float %20, %22
  %24 = fneg float %23
  %25 = call float @llvm.fmuladd.f32(float %16, float %18, float %24)
  %26 = getelementptr inbounds %struct.anon, ptr %5, i32 0, i32 0
  store float %25, ptr %26, align 4, !tbaa !5
  %27 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 2
  %28 = load float, ptr %27, align 4, !tbaa !5
  %29 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 0
  %30 = load float, ptr %29, align 4, !tbaa !5
  %31 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 0
  %32 = load float, ptr %31, align 4, !tbaa !5
  %33 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 2
  %34 = load float, ptr %33, align 4, !tbaa !5
  %35 = fmul float %32, %34
  %36 = fneg float %35
  %37 = call float @llvm.fmuladd.f32(float %28, float %30, float %36)
  %38 = getelementptr inbounds %struct.anon, ptr %5, i32 0, i32 1
  store float %37, ptr %38, align 4, !tbaa !5
  %39 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 0
  %40 = load float, ptr %39, align 4, !tbaa !5
  %41 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 1
  %42 = load float, ptr %41, align 4, !tbaa !5
  %43 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 1
  %44 = load float, ptr %43, align 4, !tbaa !5
  %45 = getelementptr inbounds %struct.anon, ptr %8, i32 0, i32 0
  %46 = load float, ptr %45, align 4, !tbaa !5
  %47 = fmul float %44, %46
  %48 = fneg float %47
  %49 = call float @llvm.fmuladd.f32(float %40, float %42, float %48)
  %50 = getelementptr inbounds %struct.anon, ptr %5, i32 0, i32 2
  store float %49, ptr %50, align 4, !tbaa !5
  %51 = getelementptr inbounds %union.Vec3, ptr %5, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 4 %51, i64 12, i1 false)
  %52 = load { <2 x float>, float }, ptr %10, align 8
  ret { <2 x float>, float } %52
}

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { 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" }

!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"}


; 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 nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #0

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local { <2 x float>, float } @_Z10vec3_cross4Vec3S_(<2 x float> %0, float %1, <2 x float> %2, float %3) local_unnamed_addr #1 {
  %.sroa.011.4.vec.extract = extractelement <2 x float> %0, i64 1
  %.sroa.03.4.vec.extract = extractelement <2 x float> %2, i64 1
  %.sroa.03.0.vec.extract = extractelement <2 x float> %2, i64 0
  %.sroa.011.0.vec.extract = extractelement <2 x float> %0, i64 0
  %5 = shufflevector <2 x float> %2, <2 x float> %0, <2 x i32> <i32 1, i32 2>
  %6 = fneg <2 x float> %5
  %7 = insertelement <2 x float> poison, float %1, i64 0
  %8 = insertelement <2 x float> %7, float %3, i64 1
  %9 = fmul <2 x float> %8, %6
  %10 = shufflevector <2 x float> %0, <2 x float> %2, <2 x i32> <i32 1, i32 2>
  %11 = shufflevector <2 x float> %8, <2 x float> poison, <2 x i32> <i32 1, i32 0>
  %12 = tail call <2 x float> @llvm.fmuladd.v2f32(<2 x float> %10, <2 x float> %11, <2 x float> %9)
  %13 = fneg float %.sroa.011.4.vec.extract
  %14 = fmul float %.sroa.03.0.vec.extract, %13
  %15 = tail call float @llvm.fmuladd.f32(float %.sroa.011.0.vec.extract, float %.sroa.03.4.vec.extract, float %14)
  %.fca.0.insert = insertvalue { <2 x float>, float } poison, <2 x float> %12, 0
  %.fca.1.insert = insertvalue { <2 x float>, float } %.fca.0.insert, float %15, 1
  ret { <2 x float>, float } %.fca.1.insert
}

; 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>) #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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 speculatable willreturn memory(none) }

!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,ReassociatePass,SLPVectorizerPass,SROAPass,TailCallElimPass