; LLVM IR from siconos/siconos :: externals/SOL/lumod-c (sparselib)

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

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

; Function Attrs: nounwind uwtable
define dso_local i32 @appendMatrix(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct._sparseMatrix, ptr %5, i32 0, i32 2
  %7 = load i32, ptr %6, align 8, !tbaa !9
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct._sparseMatrix, ptr %8, i32 0, i32 1
  %10 = load i32, ptr %9, align 4, !tbaa !12
  %11 = icmp eq i32 %7, %10
  br i1 %11, label %12, label %18

12:                                               ; preds = %2
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct._sparseMatrix, ptr %14, i32 0, i32 1
  %16 = load i32, ptr %15, align 4, !tbaa !12
  %17 = add nsw i32 %16, 10
  call void @resizeMatrix(ptr noundef %13, i32 noundef %17)
  br label %18

18:                                               ; preds = %12, %2
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct._sparseMatrix, ptr %20, i32 0, i32 4
  %22 = load ptr, ptr %21, align 8, !tbaa !13
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct._sparseMatrix, ptr %23, i32 0, i32 2
  %25 = load i32, ptr %24, align 8, !tbaa !9
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds ptr, ptr %22, i64 %26
  store ptr %19, ptr %27, align 8, !tbaa !5
  %28 = load ptr, ptr %3, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct._sparseMatrix, ptr %28, i32 0, i32 2
  %30 = load i32, ptr %29, align 8, !tbaa !9
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %29, align 8, !tbaa !9
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct._sparseMatrix, ptr %33, i32 0, i32 2
  %35 = load i32, ptr %34, align 8, !tbaa !9
  %36 = call i32 @putDiagonalIndex(ptr noundef %32, i32 noundef %35)
  %37 = load ptr, ptr %3, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct._sparseMatrix, ptr %37, i32 0, i32 2
  %39 = load i32, ptr %38, align 8, !tbaa !9
  ret i32 %39
}

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

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" }

!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, !11, i64 8}
!10 = !{!"_sparseMatrix", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !6, i64 16}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 4}
!13 = !{!10, !6, i64 16}


; 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
declare dso_local void @resizeMatrix(ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @appendMatrix(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load i32, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 4
  %6 = load i32, ptr %5, align 4, !tbaa !11
  %7 = icmp eq i32 %4, %6
  br i1 %7, label %8, label %10

8:                                                ; preds = %2
  %9 = add nsw i32 %4, 10
  tail call void @resizeMatrix(ptr noundef nonnull %0, i32 noundef %9)
  %.pre = load i32, ptr %3, align 8, !tbaa !5
  br label %10

10:                                               ; preds = %8, %2
  %11 = phi i32 [ %.pre, %8 ], [ %4, %2 ]
  %12 = getelementptr inbounds i8, ptr %0, i64 16
  %13 = load ptr, ptr %12, align 8, !tbaa !12
  %14 = sext i32 %11 to i64
  %15 = getelementptr inbounds ptr, ptr %13, i64 %14
  store ptr %1, ptr %15, align 8, !tbaa !13
  %16 = add nsw i32 %11, 1
  store i32 %16, ptr %3, align 8, !tbaa !5
  %17 = tail call i32 @putDiagonalIndex(ptr noundef %1, i32 noundef %16)
  %18 = load i32, ptr %3, align 8, !tbaa !5
  ret i32 %18
}

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

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" }

!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 8}
!6 = !{!"_sparseMatrix", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 12, !10, i64 16}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 4}
!12 = !{!6, !10, i64 16}
!13 = !{!10, !10, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass