; LLVM IR from kmilo17pet/qlibs :: qfis (qFIS_GetOutput)

; 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.qFIS_Output_t = type { %struct.qFIS_IO_Base_t, ptr, ptr, ptr, float, float, float, [4 x float] }
%struct.qFIS_IO_Base_t = type { 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: 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 float @qFIS_GetOutput(ptr noundef %0, i32 noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca float, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store float 0.000000e+00, ptr %5, align 4, !tbaa !11
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = icmp ne ptr null, %6
  br i1 %7, label %8, label %19

8:                                                ; preds = %2
  %9 = load i32, ptr %4, align 4, !tbaa !9
  %10 = icmp sge i32 %9, 0
  br i1 %10, label %11, label %19

11:                                               ; preds = %8
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = load i32, ptr %4, align 4, !tbaa !9
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds %struct.qFIS_Output_t, ptr %12, i64 %14
  %16 = getelementptr inbounds %struct.qFIS_Output_t, ptr %15, i32 0, i32 0
  %17 = getelementptr inbounds %struct.qFIS_IO_Base_t, ptr %16, i32 0, i32 2
  %18 = load float, ptr %17, align 8, !tbaa !13
  store float %18, ptr %5, align 4, !tbaa !11
  br label %19

19:                                               ; preds = %11, %8, %2
  %20 = load float, ptr %5, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret float %20
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!14, !12, i64 8}
!14 = !{!"", !15, i64 0, !6, i64 16, !6, i64 24, !6, i64 32, !12, i64 40, !12, i64 44, !12, i64 48, !7, i64 52}
!15 = !{!"", !12, i64 0, !12, i64 4, !12, 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"

%struct.qFIS_Output_t = type { %struct.qFIS_IO_Base_t, ptr, ptr, ptr, float, float, float, [4 x float] }
%struct.qFIS_IO_Base_t = type { float, float, float }

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local float @qFIS_GetOutput(ptr noundef readonly %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = icmp ne ptr %0, null
  %4 = icmp sgt i32 %1, -1
  %or.cond = and i1 %3, %4
  br i1 %or.cond, label %5, label %9

5:                                                ; preds = %2
  %6 = zext nneg i32 %1 to i64
  %7 = getelementptr inbounds %struct.qFIS_Output_t, ptr %0, i64 %6, i32 0, i32 2
  %8 = load float, ptr %7, align 8, !tbaa !5
  br label %9

9:                                                ; preds = %5, %2
  %.0 = phi float [ %8, %5 ], [ 0.000000e+00, %2 ]
  ret float %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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, !8, i64 8}
!6 = !{!"", !7, i64 0, !11, i64 16, !11, i64 24, !11, i64 32, !8, i64 40, !8, i64 44, !8, i64 48, !9, i64 52}
!7 = !{!"", !8, i64 0, !8, i64 4, !8, i64 8}
!8 = !{!"float", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!"any pointer", !9, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass