; LLVM IR from Tencent-RoboticsX/jbdl :: src/jbdl/experimental/qpoases/src (QProblem)

; 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"

%"class.qpOASES::QProblemB" = type { ptr, i32, ptr, ptr, ptr, ptr, %"class.qpOASES::Bounds", ptr, i32, ptr, ptr, double, i32, i32, i32, i32, double, i32, ptr, double, double, i32, [4 x i8], %"class.qpOASES::Options", %"class.qpOASES::Flipper", %"struct.qpOASES::TabularOutput" }
%"class.qpOASES::Bounds" = type { %"class.qpOASES::SubjectTo", %"class.qpOASES::Indexlist", %"class.qpOASES::Indexlist" }
%"class.qpOASES::SubjectTo" = type { ptr, i32, ptr, ptr, i32, i32 }
%"class.qpOASES::Indexlist" = type <{ ptr, ptr, i32, i32, i32, i32, i32, [4 x i8] }>
%"class.qpOASES::Options" = type <{ i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, double, double, double, double, double, double, double, double, double, double, double, i32, [4 x i8], double, i32, [4 x i8], double, i32, [4 x i8], double, double, double, double, i32, i32, i32, i32, i32, [4 x i8] }>
%"class.qpOASES::Flipper" = type { i32, i32, %"class.qpOASES::Bounds", %"class.qpOASES::Constraints", ptr, ptr, ptr }
%"class.qpOASES::Constraints" = type { %"class.qpOASES::SubjectTo", %"class.qpOASES::Indexlist", %"class.qpOASES::Indexlist" }
%"struct.qpOASES::TabularOutput" = type { i32, i32, i32, i32, i32, i32, i32, i32 }

; 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 mustprogress uwtable
declare dso_local noundef i32 @_ZNK7qpOASES9QProblemB5getNVEv(ptr noundef nonnull align 8 dereferenceable(800)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_ZNK7qpOASES9QProblemB6getNFREv(ptr noundef nonnull align 8 dereferenceable(800)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZN7qpOASES6Bounds7getFreeEv(ptr noundef nonnull align 8 dereferenceable(120)) #2 align 2

declare noundef i32 @_ZNK7qpOASES9Indexlist14getNumberArrayEPPi(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN7qpOASES8QProblem21getFreeVariablesFlagsEPNS_11BooleanTypeE(ptr noundef nonnull align 8 dereferenceable(1064) %0, ptr noundef %1) #4 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %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 ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  %11 = call noundef i32 @_ZNK7qpOASES9QProblemB5getNVEv(ptr noundef nonnull align 8 dereferenceable(800) %10)
  store i32 %11, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %22, %2
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = load i32, ptr %5, align 4, !tbaa !9
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %25

17:                                               ; preds = %12
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds i32, ptr %18, i64 %20
  store i32 0, ptr %21, align 4, !tbaa !11
  br label %22

22:                                               ; preds = %17
  %23 = load i32, ptr %6, align 4, !tbaa !9
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %6, align 4, !tbaa !9
  br label %12, !llvm.loop !13

25:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %26 = call noundef i32 @_ZNK7qpOASES9QProblemB6getNFREv(ptr noundef nonnull align 8 dereferenceable(800) %10)
  store i32 %26, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %27 = getelementptr inbounds %"class.qpOASES::QProblemB", ptr %10, i32 0, i32 6
  %28 = call noundef ptr @_ZN7qpOASES6Bounds7getFreeEv(ptr noundef nonnull align 8 dereferenceable(120) %27)
  %29 = call noundef i32 @_ZNK7qpOASES9Indexlist14getNumberArrayEPPi(ptr noundef nonnull align 8 dereferenceable(36) %28, ptr noundef %8)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %30

30:                                               ; preds = %44, %25
  %31 = load i32, ptr %9, align 4, !tbaa !9
  %32 = load i32, ptr %7, align 4, !tbaa !9
  %33 = icmp slt i32 %31, %32
  br i1 %33, label %35, label %34

34:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %47

35:                                               ; preds = %30
  %36 = load ptr, ptr %4, align 8, !tbaa !5
  %37 = load ptr, ptr %8, align 8, !tbaa !5
  %38 = load i32, ptr %9, align 4, !tbaa !9
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds i32, ptr %37, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds i32, ptr %36, i64 %42
  store i32 1, ptr %43, align 4, !tbaa !11
  br label %44

44:                                               ; preds = %35
  %45 = load i32, ptr %9, align 4, !tbaa !9
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %9, align 4, !tbaa !9
  br label %30, !llvm.loop !15

47:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  ret i32 0
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { inlinehint mustprogress 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 = { "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 = { 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 #5 = { 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 = !{!12, !12, i64 0}
!12 = !{!"_ZTSN7qpOASES11BooleanTypeE", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_ZNK7qpOASES9QProblemB5getNVEv(ptr noundef nonnull align 8 dereferenceable(800)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_ZNK7qpOASES9QProblemB6getNFREv(ptr noundef nonnull align 8 dereferenceable(800)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZN7qpOASES6Bounds7getFreeEv(ptr noundef nonnull align 8 dereferenceable(120)) local_unnamed_addr #2 align 2

declare noundef i32 @_ZNK7qpOASES9Indexlist14getNumberArrayEPPi(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN7qpOASES8QProblem21getFreeVariablesFlagsEPNS_11BooleanTypeE(ptr noundef nonnull align 8 dereferenceable(1064) %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #4 align 2 {
  %3 = alloca ptr, align 8
  %4 = tail call noundef i32 @_ZNK7qpOASES9QProblemB5getNVEv(ptr noundef nonnull align 8 dereferenceable(800) %0)
  %5 = icmp sgt i32 %4, 0
  br i1 %5, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %2
  %6 = zext nneg i32 %4 to i64
  %7 = shl nuw nsw i64 %6, 2
  tail call void @llvm.memset.p0.i64(ptr align 4 %1, i8 0, i64 %7, i1 false), !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph.preheader, %2
  %8 = tail call noundef i32 @_ZNK7qpOASES9QProblemB6getNFREv(ptr noundef nonnull align 8 dereferenceable(800) %0)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  %9 = getelementptr inbounds i8, ptr %0, i64 48
  %10 = tail call noundef ptr @_ZN7qpOASES6Bounds7getFreeEv(ptr noundef nonnull align 8 dereferenceable(120) %9)
  %11 = call noundef i32 @_ZNK7qpOASES9Indexlist14getNumberArrayEPPi(ptr noundef nonnull align 8 dereferenceable(36) %10, ptr noundef nonnull %3)
  %12 = icmp sgt i32 %8, 0
  br i1 %12, label %.lr.ph14, label %._crit_edge15

.lr.ph14:                                         ; preds = %._crit_edge
  %13 = load ptr, ptr %3, align 8, !tbaa !9
  %wide.trip.count = zext nneg i32 %8 to i64
  %xtraiter = and i64 %wide.trip.count, 3
  %14 = icmp ult i32 %8, 4
  br i1 %14, label %._crit_edge15.loopexit.unr-lcssa, label %.lr.ph14.new

.lr.ph14.new:                                     ; preds = %.lr.ph14
  %unroll_iter = and i64 %wide.trip.count, 2147483644
  br label %19

._crit_edge15.loopexit.unr-lcssa:                 ; preds = %19, %.lr.ph14
  %indvars.iv.unr = phi i64 [ 0, %.lr.ph14 ], [ %indvars.iv.next.3, %19 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge15, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge15.loopexit.unr-lcssa, %.epil.preheader
  %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %.epil.preheader ], [ %indvars.iv.unr, %._crit_edge15.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.epil.preheader ], [ 0, %._crit_edge15.loopexit.unr-lcssa ]
  %15 = getelementptr inbounds i32, ptr %13, i64 %indvars.iv.epil
  %16 = load i32, ptr %15, align 4, !tbaa !11
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds i32, ptr %1, i64 %17
  store i32 1, ptr %18, align 4, !tbaa !5
  %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge15, label %.epil.preheader, !llvm.loop !13

._crit_edge15:                                    ; preds = %._crit_edge15.loopexit.unr-lcssa, %.epil.preheader, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  ret i32 0

19:                                               ; preds = %19, %.lr.ph14.new
  %indvars.iv = phi i64 [ 0, %.lr.ph14.new ], [ %indvars.iv.next.3, %19 ]
  %niter = phi i64 [ 0, %.lr.ph14.new ], [ %niter.next.3, %19 ]
  %20 = getelementptr inbounds i32, ptr %13, i64 %indvars.iv
  %21 = load i32, ptr %20, align 4, !tbaa !11
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds i32, ptr %1, i64 %22
  store i32 1, ptr %23, align 4, !tbaa !5
  %indvars.iv.next = or disjoint i64 %indvars.iv, 1
  %24 = getelementptr inbounds i32, ptr %13, i64 %indvars.iv.next
  %25 = load i32, ptr %24, align 4, !tbaa !11
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds i32, ptr %1, i64 %26
  store i32 1, ptr %27, align 4, !tbaa !5
  %indvars.iv.next.1 = or disjoint i64 %indvars.iv, 2
  %28 = getelementptr inbounds i32, ptr %13, i64 %indvars.iv.next.1
  %29 = load i32, ptr %28, align 4, !tbaa !11
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds i32, ptr %1, i64 %30
  store i32 1, ptr %31, align 4, !tbaa !5
  %indvars.iv.next.2 = or disjoint i64 %indvars.iv, 3
  %32 = getelementptr inbounds i32, ptr %13, i64 %indvars.iv.next.2
  %33 = load i32, ptr %32, align 4, !tbaa !11
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds i32, ptr %1, i64 %34
  store i32 1, ptr %35, align 4, !tbaa !5
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv, 4
  %niter.next.3 = add i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge15.loopexit.unr-lcssa, label %19, !llvm.loop !15
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #5

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { inlinehint mustprogress 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 = { "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 = { 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 #5 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #6 = { 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 = !{!"_ZTSN7qpOASES11BooleanTypeE", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.unroll.disable"}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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