; LLVM IR from Thre4dripper/DSA-Programs :: 02. Matrix/10_Inverse.ll (Z7AdjointPA5_fi)

; 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: 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: mustprogress uwtable
declare dso_local noundef i32 @_Z5MinorPA5_fiii(ptr noundef, i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z7AdjointPA5_fi(ptr noundef %0, i32 noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca [5 x [5 x i32]], align 16
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, 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 100, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  store i32 1, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #2
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %11

11:                                               ; preds = %43, %2
  %12 = load i32, ptr %7, align 4, !tbaa !9
  %13 = load i32, ptr %4, align 4, !tbaa !9
  %14 = icmp slt i32 %12, %13
  br i1 %14, label %16, label %15

15:                                               ; preds = %11
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #2
  br label %46

16:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #2
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %17

17:                                               ; preds = %39, %16
  %18 = load i32, ptr %9, align 4, !tbaa !9
  %19 = load i32, ptr %4, align 4, !tbaa !9
  %20 = icmp slt i32 %18, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %17
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #2
  br label %42

22:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #2
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = load i32, ptr %4, align 4, !tbaa !9
  %25 = load i32, ptr %7, align 4, !tbaa !9
  %26 = load i32, ptr %9, align 4, !tbaa !9
  %27 = call noundef i32 @_Z5MinorPA5_fiii(ptr noundef %23, i32 noundef %24, i32 noundef %25, i32 noundef %26)
  store i32 %27, ptr %10, align 4, !tbaa !9
  %28 = load i32, ptr %6, align 4, !tbaa !9
  %29 = load i32, ptr %10, align 4, !tbaa !9
  %30 = mul nsw i32 %28, %29
  %31 = load i32, ptr %9, align 4, !tbaa !9
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [5 x [5 x i32]], ptr %5, i64 0, i64 %32
  %34 = load i32, ptr %7, align 4, !tbaa !9
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [5 x i32], ptr %33, i64 0, i64 %35
  store i32 %30, ptr %36, align 4, !tbaa !9
  %37 = load i32, ptr %6, align 4, !tbaa !9
  %38 = sub nsw i32 0, %37
  store i32 %38, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #2
  br label %39

39:                                               ; preds = %22
  %40 = load i32, ptr %9, align 4, !tbaa !9
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %9, align 4, !tbaa !9
  br label %17, !llvm.loop !11

42:                                               ; preds = %21
  store i32 1, ptr %6, align 4, !tbaa !9
  br label %43

43:                                               ; preds = %42
  %44 = load i32, ptr %7, align 4, !tbaa !9
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %7, align 4, !tbaa !9
  br label %11, !llvm.loop !13

46:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 100, ptr %5) #2
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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" }
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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !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: mustprogress uwtable
declare dso_local noundef i32 @_Z5MinorPA5_fiii(ptr noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z7AdjointPA5_fi(ptr noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = icmp sgt i32 %1, 0
  br i1 %3, label %.preheader.us, label %._crit_edge18

.preheader.us:                                    ; preds = %2, %._crit_edge.us
  %.01517.us = phi i32 [ %7, %._crit_edge.us ], [ 0, %2 ]
  br label %4

4:                                                ; preds = %.preheader.us, %4
  %.01416.us = phi i32 [ 0, %.preheader.us ], [ %6, %4 ]
  %5 = tail call noundef i32 @_Z5MinorPA5_fiii(ptr noundef %0, i32 noundef %1, i32 noundef %.01517.us, i32 noundef %.01416.us)
  %6 = add nuw nsw i32 %.01416.us, 1
  %exitcond.not = icmp eq i32 %6, %1
  br i1 %exitcond.not, label %._crit_edge.us, label %4, !llvm.loop !5

._crit_edge.us:                                   ; preds = %4
  %7 = add nuw nsw i32 %.01517.us, 1
  %exitcond19.not = icmp eq i32 %7, %1
  br i1 %exitcond19.not, label %._crit_edge18, label %.preheader.us, !llvm.loop !7

._crit_edge18:                                    ; preds = %._crit_edge.us, %2
  ret void
}

attributes #0 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = distinct !{!7, !6}


; Effective O3 passes: GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass