; LLVM IR from DreamingInfraviolet/EstimateImageMatting :: Primatte/matrixd.ll (ZNK4math3tmp5_mat2mlERKS1_)

; 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"

%"class.math::tmp::_mat2" = type { [2 x [2 x float]] }

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

; Function Attrs: mustprogress uwtable
define dso_local { <2 x float>, <2 x float> } @_ZNK4math3tmp5_mat2mlERKS1_(ptr noundef nonnull align 4 dereferenceable(16) %0, ptr noundef nonnull align 4 dereferenceable(16) %1) #1 align 2 {
  %3 = alloca %"class.math::tmp::_mat2", align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %6 = load ptr, ptr %4, align 8
  %7 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %8 = getelementptr inbounds [2 x [2 x float]], ptr %7, i64 0, i64 0
  %9 = getelementptr inbounds [2 x float], ptr %8, i64 0, i64 0
  %10 = load float, ptr %9, align 4, !tbaa !9
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %11, i32 0, i32 0
  %13 = getelementptr inbounds [2 x [2 x float]], ptr %12, i64 0, i64 0
  %14 = getelementptr inbounds [2 x float], ptr %13, i64 0, i64 0
  %15 = load float, ptr %14, align 4, !tbaa !9
  %16 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %17 = getelementptr inbounds [2 x [2 x float]], ptr %16, i64 0, i64 1
  %18 = getelementptr inbounds [2 x float], ptr %17, i64 0, i64 0
  %19 = load float, ptr %18, align 4, !tbaa !9
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %20, i32 0, i32 0
  %22 = getelementptr inbounds [2 x [2 x float]], ptr %21, i64 0, i64 0
  %23 = getelementptr inbounds [2 x float], ptr %22, i64 0, i64 1
  %24 = load float, ptr %23, align 4, !tbaa !9
  %25 = fmul float %19, %24
  %26 = call float @llvm.fmuladd.f32(float %10, float %15, float %25)
  %27 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %28 = getelementptr inbounds [2 x [2 x float]], ptr %27, i64 0, i64 0
  %29 = getelementptr inbounds [2 x float], ptr %28, i64 0, i64 0
  %30 = load float, ptr %29, align 4, !tbaa !9
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %31, i32 0, i32 0
  %33 = getelementptr inbounds [2 x [2 x float]], ptr %32, i64 0, i64 1
  %34 = getelementptr inbounds [2 x float], ptr %33, i64 0, i64 0
  %35 = load float, ptr %34, align 4, !tbaa !9
  %36 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %37 = getelementptr inbounds [2 x [2 x float]], ptr %36, i64 0, i64 1
  %38 = getelementptr inbounds [2 x float], ptr %37, i64 0, i64 0
  %39 = load float, ptr %38, align 4, !tbaa !9
  %40 = load ptr, ptr %5, align 8, !tbaa !5
  %41 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %40, i32 0, i32 0
  %42 = getelementptr inbounds [2 x [2 x float]], ptr %41, i64 0, i64 1
  %43 = getelementptr inbounds [2 x float], ptr %42, i64 0, i64 1
  %44 = load float, ptr %43, align 4, !tbaa !9
  %45 = fmul float %39, %44
  %46 = call float @llvm.fmuladd.f32(float %30, float %35, float %45)
  %47 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %48 = getelementptr inbounds [2 x [2 x float]], ptr %47, i64 0, i64 0
  %49 = getelementptr inbounds [2 x float], ptr %48, i64 0, i64 1
  %50 = load float, ptr %49, align 4, !tbaa !9
  %51 = load ptr, ptr %5, align 8, !tbaa !5
  %52 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %51, i32 0, i32 0
  %53 = getelementptr inbounds [2 x [2 x float]], ptr %52, i64 0, i64 0
  %54 = getelementptr inbounds [2 x float], ptr %53, i64 0, i64 0
  %55 = load float, ptr %54, align 4, !tbaa !9
  %56 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %57 = getelementptr inbounds [2 x [2 x float]], ptr %56, i64 0, i64 1
  %58 = getelementptr inbounds [2 x float], ptr %57, i64 0, i64 1
  %59 = load float, ptr %58, align 4, !tbaa !9
  %60 = load ptr, ptr %5, align 8, !tbaa !5
  %61 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %60, i32 0, i32 0
  %62 = getelementptr inbounds [2 x [2 x float]], ptr %61, i64 0, i64 0
  %63 = getelementptr inbounds [2 x float], ptr %62, i64 0, i64 1
  %64 = load float, ptr %63, align 4, !tbaa !9
  %65 = fmul float %59, %64
  %66 = call float @llvm.fmuladd.f32(float %50, float %55, float %65)
  %67 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %68 = getelementptr inbounds [2 x [2 x float]], ptr %67, i64 0, i64 0
  %69 = getelementptr inbounds [2 x float], ptr %68, i64 0, i64 1
  %70 = load float, ptr %69, align 4, !tbaa !9
  %71 = load ptr, ptr %5, align 8, !tbaa !5
  %72 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %71, i32 0, i32 0
  %73 = getelementptr inbounds [2 x [2 x float]], ptr %72, i64 0, i64 1
  %74 = getelementptr inbounds [2 x float], ptr %73, i64 0, i64 0
  %75 = load float, ptr %74, align 4, !tbaa !9
  %76 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %6, i32 0, i32 0
  %77 = getelementptr inbounds [2 x [2 x float]], ptr %76, i64 0, i64 1
  %78 = getelementptr inbounds [2 x float], ptr %77, i64 0, i64 1
  %79 = load float, ptr %78, align 4, !tbaa !9
  %80 = load ptr, ptr %5, align 8, !tbaa !5
  %81 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %80, i32 0, i32 0
  %82 = getelementptr inbounds [2 x [2 x float]], ptr %81, i64 0, i64 1
  %83 = getelementptr inbounds [2 x float], ptr %82, i64 0, i64 1
  %84 = load float, ptr %83, align 4, !tbaa !9
  %85 = fmul float %79, %84
  %86 = call float @llvm.fmuladd.f32(float %70, float %75, float %85)
  call void @_ZN4math3tmp5_mat2C1Effff(ptr noundef nonnull align 4 dereferenceable(16) %3, float noundef %26, float noundef %46, float noundef %66, float noundef %86)
  %87 = getelementptr inbounds %"class.math::tmp::_mat2", ptr %3, i32 0, i32 0
  %88 = load { <2 x float>, <2 x float> }, ptr %87, align 4
  ret { <2 x float>, <2 x float> } %88
}

declare void @_ZN4math3tmp5_mat2C1Effff(ptr, float, float, float, float)

attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !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"

%"class.math::tmp::_mat2" = type { [2 x [2 x float]] }

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

; Function Attrs: mustprogress uwtable
define dso_local { <2 x float>, <2 x float> } @_ZNK4math3tmp5_mat2mlERKS1_(ptr nocapture noundef nonnull readonly align 4 dereferenceable(16) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(16) %1) local_unnamed_addr #1 align 2 {
  %3 = alloca %"class.math::tmp::_mat2", align 8
  %4 = load float, ptr %0, align 4, !tbaa !5
  %5 = load float, ptr %1, align 4, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = load float, ptr %6, align 4, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %1, i64 4
  %9 = load float, ptr %8, align 4, !tbaa !5
  %10 = fmul float %7, %9
  %11 = tail call float @llvm.fmuladd.f32(float %4, float %5, float %10)
  %12 = getelementptr inbounds i8, ptr %1, i64 8
  %13 = load float, ptr %12, align 4, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %1, i64 12
  %15 = load float, ptr %14, align 4, !tbaa !5
  %16 = fmul float %7, %15
  %17 = tail call float @llvm.fmuladd.f32(float %4, float %13, float %16)
  %18 = getelementptr inbounds i8, ptr %0, i64 4
  %19 = load float, ptr %18, align 4, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %0, i64 12
  %21 = load float, ptr %20, align 4, !tbaa !5
  %22 = fmul float %9, %21
  %23 = tail call float @llvm.fmuladd.f32(float %19, float %5, float %22)
  %24 = fmul float %15, %21
  %25 = tail call float @llvm.fmuladd.f32(float %19, float %13, float %24)
  call void @_ZN4math3tmp5_mat2C1Effff(ptr noundef nonnull align 4 dereferenceable(16) %3, float noundef %11, float noundef %17, float noundef %23, float noundef %25)
  %.fca.0.load = load <2 x float>, ptr %3, align 8
  %.fca.0.insert = insertvalue { <2 x float>, <2 x float> } poison, <2 x float> %.fca.0.load, 0
  %.fca.1.gep = getelementptr inbounds i8, ptr %3, i64 8
  %.fca.1.load = load <2 x float>, ptr %.fca.1.gep, align 8
  %.fca.1.insert = insertvalue { <2 x float>, <2 x float> } %.fca.0.insert, <2 x float> %.fca.1.load, 1
  ret { <2 x float>, <2 x float> } %.fca.1.insert
}

declare void @_ZN4math3tmp5_mat2C1Effff(ptr, float, float, float, float) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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