; LLVM IR from introlab/odas :: src/utils (gaussian)

; 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"

%struct.gaussian_3d_obj = type { float, float, float, float, float, float, float, float }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #1

; Function Attrs: nounwind
declare float @powf(float noundef, float noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local ptr @gaussian_3d_construct_gaussian(ptr noundef %0) #3 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %4 = call noalias ptr @malloc(i64 noundef 32) #5
  store ptr %4, ptr %3, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %5, i32 0, i32 0
  %7 = load float, ptr %6, align 4, !tbaa !9
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %8, i32 0, i32 0
  store float %7, ptr %9, align 4, !tbaa !9
  %10 = load ptr, ptr %2, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %10, i32 0, i32 1
  %12 = load float, ptr %11, align 4, !tbaa !12
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %13, i32 0, i32 1
  store float %12, ptr %14, align 4, !tbaa !12
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %15, i32 0, i32 2
  %17 = load float, ptr %16, align 4, !tbaa !13
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %18, i32 0, i32 2
  store float %17, ptr %19, align 4, !tbaa !13
  %20 = load ptr, ptr %2, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %20, i32 0, i32 3
  %22 = load float, ptr %21, align 4, !tbaa !14
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %23, i32 0, i32 3
  store float %22, ptr %24, align 4, !tbaa !14
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %25, i32 0, i32 4
  %27 = load float, ptr %26, align 4, !tbaa !15
  %28 = load ptr, ptr %3, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %28, i32 0, i32 4
  store float %27, ptr %29, align 4, !tbaa !15
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %30, i32 0, i32 5
  %32 = load float, ptr %31, align 4, !tbaa !16
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %33, i32 0, i32 5
  store float %32, ptr %34, align 4, !tbaa !16
  %35 = load ptr, ptr %2, align 8, !tbaa !5
  %36 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %35, i32 0, i32 6
  %37 = load float, ptr %36, align 4, !tbaa !17
  %38 = load ptr, ptr %3, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %38, i32 0, i32 6
  store float %37, ptr %39, align 4, !tbaa !17
  %40 = load ptr, ptr %3, align 8, !tbaa !5
  %41 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %40, i32 0, i32 0
  %42 = load float, ptr %41, align 4, !tbaa !9
  %43 = load ptr, ptr %3, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %43, i32 0, i32 4
  %45 = load float, ptr %44, align 4, !tbaa !15
  %46 = load ptr, ptr %3, align 8, !tbaa !5
  %47 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %46, i32 0, i32 5
  %48 = load float, ptr %47, align 4, !tbaa !16
  %49 = fmul float %45, %48
  %50 = load ptr, ptr %3, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %50, i32 0, i32 6
  %52 = load float, ptr %51, align 4, !tbaa !17
  %53 = fmul float %49, %52
  %54 = call float @powf(float noundef 0x401921FB60000000, float noundef 1.500000e+00) #4
  %55 = fmul float %53, %54
  %56 = fdiv float %42, %55
  %57 = load ptr, ptr %3, align 8, !tbaa !5
  %58 = getelementptr inbounds %struct.gaussian_3d_obj, ptr %57, i32 0, i32 7
  store float %56, ptr %58, align 4, !tbaa !18
  %59 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  ret ptr %59
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind allocsize(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" }
attributes #2 = { 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 #3 = { nounwind 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" }
attributes #4 = { nounwind }
attributes #5 = { nounwind allocsize(0) }

!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/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"gaussian_3d_obj", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20, !11, i64 24, !11, i64 28}
!11 = !{!"float", !7, i64 0}
!12 = !{!10, !11, i64 4}
!13 = !{!10, !11, i64 8}
!14 = !{!10, !11, i64 12}
!15 = !{!10, !11, i64 16}
!16 = !{!10, !11, i64 20}
!17 = !{!10, !11, i64 24}
!18 = !{!10, !11, i64 28}


; 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 nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(write, argmem: read, inaccessiblemem: readwrite) uwtable
define dso_local noalias noundef ptr @gaussian_3d_construct_gaussian(ptr nocapture noundef readonly %0) local_unnamed_addr #1 {
  %2 = tail call noalias dereferenceable_or_null(32) ptr @malloc(i64 noundef 32) #2
  %3 = load <4 x float>, ptr %0, align 4, !tbaa !5
  store <4 x float> %3, ptr %2, align 4, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 16
  %5 = getelementptr inbounds i8, ptr %2, i64 16
  %6 = load <2 x float>, ptr %4, align 4, !tbaa !5
  store <2 x float> %6, ptr %5, align 4, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 24
  %8 = load float, ptr %7, align 4, !tbaa !9
  %9 = getelementptr inbounds i8, ptr %2, i64 24
  store float %8, ptr %9, align 4, !tbaa !9
  %shift = shufflevector <2 x float> %6, <2 x float> poison, <2 x i32> <i32 1, i32 poison>
  %10 = fmul <2 x float> %6, %shift
  %11 = extractelement <2 x float> %10, i64 0
  %12 = fmul float %11, %8
  %13 = fmul float %12, 0x402F7FCD00000000
  %14 = extractelement <4 x float> %3, i64 0
  %15 = fdiv float %14, %13
  %16 = getelementptr inbounds i8, ptr %2, i64 28
  store float %15, ptr %16, align 4, !tbaa !11
  ret ptr %2
}

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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, argmem: read, inaccessiblemem: readwrite) 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" }
attributes #2 = { nounwind allocsize(0) }

!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 24}
!10 = !{!"gaussian_3d_obj", !6, i64 0, !6, i64 4, !6, i64 8, !6, i64 12, !6, i64 16, !6, i64 20, !6, i64 24, !6, i64 28}
!11 = !{!10, !6, i64 28}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,TailCallElimPass,VectorCombinePass