; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: Unit Test/Tests/DataStructuresTests/MatricesTest/MatrixTest (MatrixTest)

; 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.Matrix = type { ptr, i32, i32, i32, i32, ptr, ptr }

@.str = external hidden unnamed_addr constant [151 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local ptr @generateIntPointerMT(i32 noundef) #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @compareIntPointersMT(ptr noundef, ptr noundef) #0

declare ptr @matrixInitialization(i32 noundef, i32 noundef, ptr noundef, ptr noundef) #2

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) #2

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

declare void @destroyMatrix(ptr noundef) #2

declare void @matrixInsert(ptr noundef, ptr noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @testMatrixToArray(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %6 = call ptr @matrixInitialization(i32 noundef 2, i32 noundef 2, ptr noundef @free, ptr noundef @compareIntPointersMT)
  store ptr %6, ptr %3, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = call ptr @generateIntPointerMT(i32 noundef 10)
  call void @matrixInsert(ptr noundef %7, ptr noundef %8, i32 noundef 0, i32 noundef 0)
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = call ptr @generateIntPointerMT(i32 noundef 11)
  call void @matrixInsert(ptr noundef %9, ptr noundef %10, i32 noundef 1, i32 noundef 0)
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = call ptr @generateIntPointerMT(i32 noundef 12)
  call void @matrixInsert(ptr noundef %11, ptr noundef %12, i32 noundef 1, i32 noundef 1)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = call ptr @matrixToArray(ptr noundef %13)
  store ptr %14, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %15

15:                                               ; preds = %32, %1
  %16 = load i32, ptr %5, align 4, !tbaa !9
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.Matrix, ptr %17, i32 0, i32 4
  %19 = load i32, ptr %18, align 4, !tbaa !11
  %20 = icmp slt i32 %16, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %35

22:                                               ; preds = %15
  %23 = load ptr, ptr %2, align 8, !tbaa !5
  %24 = load i32, ptr %5, align 4, !tbaa !9
  %25 = add nsw i32 %24, 10
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = load i32, ptr %5, align 4, !tbaa !9
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds ptr, ptr %26, i64 %28
  %30 = load ptr, ptr %29, align 8, !tbaa !5
  %31 = load i32, ptr %30, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %23, ptr noundef @.str, i32 noundef 718, ptr noundef null, i32 noundef %25, i32 noundef %31)
  br label %32

32:                                               ; preds = %22
  %33 = load i32, ptr %5, align 4, !tbaa !9
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %5, align 4, !tbaa !9
  br label %15, !llvm.loop !13

35:                                               ; preds = %21
  %36 = load ptr, ptr %4, align 8, !tbaa !5
  call void @free(ptr noundef %36) #4
  %37 = load ptr, ptr %3, align 8, !tbaa !5
  call void @destroyMatrix(ptr noundef %37)
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  ret void
}

declare ptr @matrixToArray(ptr noundef) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 }

!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, !10, i64 20}
!12 = !{!"Matrix", !6, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !6, i64 24, !6, i64 32}
!13 = distinct !{!13, !14}
!14 = !{!"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"

@.str = external hidden unnamed_addr constant [151 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local ptr @generateIntPointerMT(i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @compareIntPointersMT(ptr noundef, ptr noundef) #0

declare ptr @matrixInitialization(i32 noundef, i32 noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

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

declare void @destroyMatrix(ptr noundef) local_unnamed_addr #1

declare void @matrixInsert(ptr noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @testMatrixToArray(ptr noundef %0) local_unnamed_addr #0 {
  %2 = tail call ptr @matrixInitialization(i32 noundef 2, i32 noundef 2, ptr noundef nonnull @free, ptr noundef nonnull @compareIntPointersMT) #3
  %3 = tail call ptr @generateIntPointerMT(i32 noundef 10)
  tail call void @matrixInsert(ptr noundef %2, ptr noundef %3, i32 noundef 0, i32 noundef 0) #3
  %4 = tail call ptr @generateIntPointerMT(i32 noundef 11)
  tail call void @matrixInsert(ptr noundef %2, ptr noundef %4, i32 noundef 1, i32 noundef 0) #3
  %5 = tail call ptr @generateIntPointerMT(i32 noundef 12)
  tail call void @matrixInsert(ptr noundef %2, ptr noundef %5, i32 noundef 1, i32 noundef 1) #3
  %6 = tail call ptr @matrixToArray(ptr noundef %2) #3
  %7 = getelementptr inbounds i8, ptr %2, i64 20
  %8 = load i32, ptr %7, align 4, !tbaa !5
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  tail call void @free(ptr noundef %6) #3
  tail call void @destroyMatrix(ptr noundef nonnull %2) #3
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %1 ]
  %10 = getelementptr inbounds ptr, ptr %6, i64 %indvars.iv
  %11 = load ptr, ptr %10, align 8, !tbaa !11
  %12 = load i32, ptr %11, align 4, !tbaa !12
  %13 = trunc i64 %indvars.iv to i32
  %14 = add i32 %13, 10
  tail call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 718, ptr noundef null, i32 noundef %14, i32 noundef %12) #3
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %15 = load i32, ptr %7, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = icmp slt i64 %indvars.iv.next, %16
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !13
}

declare ptr @matrixToArray(ptr noundef) local_unnamed_addr #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 = { "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 }

!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, !10, i64 20}
!6 = !{!"Matrix", !7, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !7, i64 24, !7, i64 32}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!10, !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


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