; LLVM IR from EntityFX/anybench :: src/benchmarks/generic/scimark2 (array)

; 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"

; Function Attrs: nounwind uwtable
define dso_local ptr @new_Array2D_double(i32 noundef %0, i32 noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %10 = load i32, ptr %4, align 4, !tbaa !5
  %11 = sext i32 %10 to i64
  %12 = mul i64 8, %11
  %13 = call noalias ptr @malloc(i64 noundef %12) #5
  store ptr %13, ptr %8, align 8, !tbaa !9
  %14 = load ptr, ptr %8, align 8, !tbaa !9
  %15 = icmp eq ptr %14, null
  br i1 %15, label %16, label %17

16:                                               ; preds = %2
  store ptr null, ptr %3, align 8
  store i32 1, ptr %9, align 4
  br label %64

17:                                               ; preds = %2
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %39, %17
  %19 = load i32, ptr %6, align 4, !tbaa !5
  %20 = load i32, ptr %4, align 4, !tbaa !5
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %22, label %42

22:                                               ; preds = %18
  %23 = load i32, ptr %5, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = mul i64 %24, 8
  %26 = call noalias ptr @malloc(i64 noundef %25) #5
  %27 = load ptr, ptr %8, align 8, !tbaa !9
  %28 = load i32, ptr %6, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds ptr, ptr %27, i64 %29
  store ptr %26, ptr %30, align 8, !tbaa !9
  %31 = load ptr, ptr %8, align 8, !tbaa !9
  %32 = load i32, ptr %6, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds ptr, ptr %31, i64 %33
  %35 = load ptr, ptr %34, align 8, !tbaa !9
  %36 = icmp eq ptr %35, null
  br i1 %36, label %37, label %38

37:                                               ; preds = %22
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %42

38:                                               ; preds = %22
  br label %39

39:                                               ; preds = %38
  %40 = load i32, ptr %6, align 4, !tbaa !5
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %6, align 4, !tbaa !5
  br label %18, !llvm.loop !11

42:                                               ; preds = %37, %18
  %43 = load i32, ptr %7, align 4, !tbaa !5
  %44 = icmp ne i32 %43, 0
  br i1 %44, label %45, label %62

45:                                               ; preds = %42
  %46 = load i32, ptr %6, align 4, !tbaa !5
  %47 = add nsw i32 %46, -1
  store i32 %47, ptr %6, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %57, %45
  %49 = load i32, ptr %6, align 4, !tbaa !5
  %50 = icmp sle i32 %49, 0
  br i1 %50, label %51, label %60

51:                                               ; preds = %48
  %52 = load ptr, ptr %8, align 8, !tbaa !9
  %53 = load i32, ptr %6, align 4, !tbaa !5
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds ptr, ptr %52, i64 %54
  %56 = load ptr, ptr %55, align 8, !tbaa !9
  call void @free(ptr noundef %56) #4
  br label %57

57:                                               ; preds = %51
  %58 = load i32, ptr %6, align 4, !tbaa !5
  %59 = add nsw i32 %58, -1
  store i32 %59, ptr %6, align 4, !tbaa !5
  br label %48, !llvm.loop !13

60:                                               ; preds = %48
  %61 = load ptr, ptr %8, align 8, !tbaa !9
  call void @free(ptr noundef %61) #4
  store ptr null, ptr %3, align 8
  store i32 1, ptr %9, align 4
  br label %64

62:                                               ; preds = %42
  %63 = load ptr, ptr %8, align 8, !tbaa !9
  store ptr %63, ptr %3, align 8
  store i32 1, ptr %9, align 4
  br label %64

64:                                               ; preds = %62, %60, %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %65 = load ptr, ptr %3, align 8
  ret ptr %65
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: nounwind
declare void @free(ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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: nounwind uwtable
define dso_local noalias noundef ptr @new_Array2D_double(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = sext i32 %0 to i64
  %4 = shl nsw i64 %3, 3
  %5 = tail call noalias ptr @malloc(i64 noundef %4) #3
  %6 = icmp eq ptr %5, null
  br i1 %6, label %.critedge, label %.preheader21

.preheader21:                                     ; preds = %2
  %.not23 = icmp sgt i32 %0, 0
  br i1 %.not23, label %.lr.ph, label %.critedge

.lr.ph:                                           ; preds = %.preheader21
  %7 = sext i32 %1 to i64
  %8 = shl nsw i64 %7, 3
  %wide.trip.count = zext nneg i32 %0 to i64
  br label %9

9:                                                ; preds = %.lr.ph, %14
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %14 ]
  %10 = tail call noalias ptr @malloc(i64 noundef %8) #3
  %11 = getelementptr inbounds ptr, ptr %5, i64 %indvars.iv
  store ptr %10, ptr %11, align 8, !tbaa !5
  %12 = icmp eq ptr %10, null
  br i1 %12, label %.preheader, label %14

.preheader:                                       ; preds = %9
  %13 = icmp ult i64 %indvars.iv, 2
  br i1 %13, label %.lr.ph26, label %._crit_edge

14:                                               ; preds = %9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.critedge, label %9, !llvm.loop !9

.lr.ph26:                                         ; preds = %.preheader, %.lr.ph26
  %indvars.iv30 = phi i64 [ %indvars.iv.next31, %.lr.ph26 ], [ %indvars.iv, %.preheader ]
  %indvars.iv.next31 = add nsw i64 %indvars.iv30, -1
  %15 = getelementptr inbounds ptr, ptr %5, i64 %indvars.iv.next31
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  tail call void @free(ptr noundef %16) #4
  br label %.lr.ph26

._crit_edge:                                      ; preds = %.preheader
  tail call void @free(ptr noundef nonnull %5) #4
  br label %.critedge

.critedge:                                        ; preds = %14, %.preheader21, %2, %._crit_edge
  %.0 = phi ptr [ null, %._crit_edge ], [ null, %2 ], [ %5, %.preheader21 ], [ %5, %14 ]
  ret ptr %.0
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, 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 #3 = { nounwind allocsize(0) }
attributes #4 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass