; LLVM IR from jermp/2i_bench :: external/CRoaring/src/roaring_array.ll (ra_to_uint32_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"

%struct.roaring_array_s = type { i32, i32, ptr, ptr, ptr, i8 }

; 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: inlinehint nounwind uwtable
declare hidden i32 @container_to_uint32_array(ptr noundef, ptr noundef, i8 noundef zeroext, i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local i64 @_ra_to_uint32_array(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 0, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !11
  br label %8

8:                                                ; preds = %47, %2
  %9 = load i32, ptr %6, align 4, !tbaa !11
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.roaring_array_s, ptr %10, i32 0, i32 0
  %12 = load i32, ptr %11, align 8, !tbaa !13
  %13 = icmp slt i32 %9, %12
  br i1 %13, label %15, label %14

14:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %50

15:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load i64, ptr %5, align 8, !tbaa !9
  %18 = getelementptr inbounds i32, ptr %16, i64 %17
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.roaring_array_s, ptr %19, i32 0, i32 2
  %21 = load ptr, ptr %20, align 8, !tbaa !15
  %22 = load i32, ptr %6, align 4, !tbaa !11
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds ptr, ptr %21, i64 %23
  %25 = load ptr, ptr %24, align 8, !tbaa !5
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.roaring_array_s, ptr %26, i32 0, i32 4
  %28 = load ptr, ptr %27, align 8, !tbaa !16
  %29 = load i32, ptr %6, align 4, !tbaa !11
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds i8, ptr %28, i64 %30
  %32 = load i8, ptr %31, align 1, !tbaa !17
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.roaring_array_s, ptr %33, i32 0, i32 3
  %35 = load ptr, ptr %34, align 8, !tbaa !18
  %36 = load i32, ptr %6, align 4, !tbaa !11
  %37 = sext i32 %36 to i64
  %38 = getelementptr inbounds i16, ptr %35, i64 %37
  %39 = load i16, ptr %38, align 2, !tbaa !19
  %40 = zext i16 %39 to i32
  %41 = shl i32 %40, 16
  %42 = call i32 @container_to_uint32_array(ptr noundef %18, ptr noundef %25, i8 noundef zeroext %32, i32 noundef %41)
  store i32 %42, ptr %7, align 4, !tbaa !11
  %43 = load i32, ptr %7, align 4, !tbaa !11
  %44 = sext i32 %43 to i64
  %45 = load i64, ptr %5, align 8, !tbaa !9
  %46 = add i64 %45, %44
  store i64 %46, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  br label %47

47:                                               ; preds = %15
  %48 = load i32, ptr %6, align 4, !tbaa !11
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %6, align 4, !tbaa !11
  br label %8, !llvm.loop !21

50:                                               ; preds = %14
  %51 = load i64, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret i64 %51
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 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 #3 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"roaring_array_s", !12, i64 0, !12, i64 4, !6, i64 8, !6, i64 16, !6, i64 24, !7, i64 32}
!15 = !{!14, !6, i64 8}
!16 = !{!14, !6, i64 24}
!17 = !{!7, !7, i64 0}
!18 = !{!14, !6, i64 16}
!19 = !{!20, !20, i64 0}
!20 = !{!"short", !7, i64 0}
!21 = distinct !{!21, !22}
!22 = !{!"llvm.loop.mustprogress"}


; 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: inlinehint nounwind uwtable
declare hidden i32 @container_to_uint32_array(ptr noundef, ptr noundef, i8 noundef zeroext, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i64 @_ra_to_uint32_array(ptr nocapture noundef readonly %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = load i32, ptr %0, align 8, !tbaa !5
  %4 = icmp sgt i32 %3, 0
  br i1 %4, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  br label %8

._crit_edge:                                      ; preds = %8, %2
  %.0.lcssa = phi i64 [ 0, %2 ], [ %23, %8 ]
  ret i64 %.0.lcssa

8:                                                ; preds = %.lr.ph, %8
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %8 ]
  %.015 = phi i64 [ 0, %.lr.ph ], [ %23, %8 ]
  %9 = getelementptr inbounds i32, ptr %1, i64 %.015
  %10 = load ptr, ptr %5, align 8, !tbaa !11
  %11 = getelementptr inbounds ptr, ptr %10, i64 %indvars.iv
  %12 = load ptr, ptr %11, align 8, !tbaa !12
  %13 = load ptr, ptr %6, align 8, !tbaa !13
  %14 = getelementptr inbounds i8, ptr %13, i64 %indvars.iv
  %15 = load i8, ptr %14, align 1, !tbaa !14
  %16 = load ptr, ptr %7, align 8, !tbaa !15
  %17 = getelementptr inbounds i16, ptr %16, i64 %indvars.iv
  %18 = load i16, ptr %17, align 2, !tbaa !16
  %19 = zext i16 %18 to i32
  %20 = shl nuw i32 %19, 16
  %21 = tail call i32 @container_to_uint32_array(ptr noundef %9, ptr noundef %12, i8 noundef zeroext %15, i32 noundef %20)
  %22 = sext i32 %21 to i64
  %23 = add i64 %.015, %22
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %24 = load i32, ptr %0, align 8, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = icmp slt i64 %indvars.iv.next, %25
  br i1 %26, label %8, label %._crit_edge, !llvm.loop !18
}

attributes #0 = { inlinehint 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 = { 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" }

!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, !7, i64 0}
!6 = !{!"roaring_array_s", !7, i64 0, !7, i64 4, !10, i64 8, !10, i64 16, !10, i64 24, !8, i64 32}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 8}
!12 = !{!10, !10, i64 0}
!13 = !{!6, !10, i64 24}
!14 = !{!8, !8, i64 0}
!15 = !{!6, !10, i64 16}
!16 = !{!17, !17, i64 0}
!17 = !{!"short", !8, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}


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