; LLVM IR from heroseh/cgm :: cgm (CgmVec3_mul_cross)

; 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.CgmVec3 = type { %struct.anon.0 }
%struct.anon.0 = type { float, float, float }

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #0

; 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: nounwind uwtable
define dso_local { <2 x float>, float } @CgmVec3_mul_cross(<2 x float> %0, float %1, <2 x float> %2, float %3) #2 {
  %5 = alloca %union.CgmVec3, align 4
  %6 = alloca %union.CgmVec3, align 4
  %7 = alloca { <2 x float>, float }, align 4
  %8 = alloca %union.CgmVec3, 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.0, ptr %5, i32 0, i32 0
  %16 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 1
  %17 = load float, ptr %16, align 4, !tbaa !5
  %18 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 2
  %19 = load float, ptr %18, align 4, !tbaa !5
  %20 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 2
  %21 = load float, ptr %20, align 4, !tbaa !5
  %22 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 1
  %23 = load float, ptr %22, align 4, !tbaa !5
  %24 = fmul float %21, %23
  %25 = fneg float %24
  %26 = call float @llvm.fmuladd.f32(float %17, float %19, float %25)
  store float %26, ptr %15, align 4, !tbaa !8
  %27 = getelementptr inbounds %struct.anon.0, ptr %5, i32 0, i32 1
  %28 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 2
  %29 = load float, ptr %28, align 4, !tbaa !5
  %30 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 0
  %31 = load float, ptr %30, align 4, !tbaa !5
  %32 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 0
  %33 = load float, ptr %32, align 4, !tbaa !5
  %34 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 2
  %35 = load float, ptr %34, align 4, !tbaa !5
  %36 = fmul float %33, %35
  %37 = fneg float %36
  %38 = call float @llvm.fmuladd.f32(float %29, float %31, float %37)
  store float %38, ptr %27, align 4, !tbaa !11
  %39 = getelementptr inbounds %struct.anon.0, ptr %5, i32 0, i32 2
  %40 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 0
  %41 = load float, ptr %40, align 4, !tbaa !5
  %42 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 1
  %43 = load float, ptr %42, align 4, !tbaa !5
  %44 = getelementptr inbounds %struct.anon.0, ptr %6, i32 0, i32 1
  %45 = load float, ptr %44, align 4, !tbaa !5
  %46 = getelementptr inbounds %struct.anon.0, ptr %8, i32 0, i32 0
  %47 = load float, ptr %46, align 4, !tbaa !5
  %48 = fmul float %45, %47
  %49 = fneg float %48
  %50 = call float @llvm.fmuladd.f32(float %41, float %43, float %49)
  store float %50, ptr %39, align 4, !tbaa !12
  %51 = getelementptr inbounds %union.CgmVec3, 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 nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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/C++ TBAA"}
!8 = !{!9, !10, i64 0}
!9 = !{!"", !10, i64 0, !10, i64 4, !10, i64 8}
!10 = !{!"float", !6, i64 0}
!11 = !{!9, !10, i64 4}
!12 = !{!9, !10, i64 8}


; 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 } @CgmVec3_mul_cross(<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