; LLVM IR from siconos/siconos :: kernel/src/plugin/test (TestPlugin)

; 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 nounwind uwtable
define dso_local void @computeMass(i32 noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3, ptr noundef %4) #1 {
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store i32 %0, ptr %6, align 4, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !9
  store ptr %2, ptr %8, align 8, !tbaa !9
  store i32 %3, ptr %9, align 4, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #2
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %24, %5
  %13 = load i32, ptr %11, align 4, !tbaa !5
  %14 = load i32, ptr %6, align 4, !tbaa !5
  %15 = load i32, ptr %6, align 4, !tbaa !5
  %16 = mul i32 %14, %15
  %17 = icmp ult i32 %13, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #2
  br label %27

19:                                               ; preds = %12
  %20 = load ptr, ptr %8, align 8, !tbaa !9
  %21 = load i32, ptr %11, align 4, !tbaa !5
  %22 = zext i32 %21 to i64
  %23 = getelementptr inbounds double, ptr %20, i64 %22
  store double 0.000000e+00, ptr %23, align 8, !tbaa !11
  br label %24

24:                                               ; preds = %19
  %25 = load i32, ptr %11, align 4, !tbaa !5
  %26 = add i32 %25, 1
  store i32 %26, ptr %11, align 4, !tbaa !5
  br label %12, !llvm.loop !13

27:                                               ; preds = %18
  %28 = load ptr, ptr %8, align 8, !tbaa !9
  %29 = getelementptr inbounds double, ptr %28, i64 0
  store double 1.000000e+00, ptr %29, align 8, !tbaa !11
  %30 = load ptr, ptr %8, align 8, !tbaa !9
  %31 = getelementptr inbounds double, ptr %30, i64 4
  store double 2.000000e+00, ptr %31, align 8, !tbaa !11
  %32 = load ptr, ptr %8, align 8, !tbaa !9
  %33 = getelementptr inbounds double, ptr %32, i64 8
  store double 3.000000e+00, ptr %33, align 8, !tbaa !11
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"int", !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 = !{!"double", !7, i64 0}
!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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
define dso_local void @computeMass(i32 noundef %0, ptr nocapture noundef readnone %1, ptr nocapture noundef writeonly %2, i32 noundef %3, ptr nocapture noundef readnone %4) local_unnamed_addr #0 {
  %6 = mul i32 %0, %0
  %.not = icmp eq i32 %6, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %5
  %7 = zext i32 %6 to i64
  %8 = shl nuw nsw i64 %7, 3
  tail call void @llvm.memset.p0.i64(ptr align 8 %2, i8 0, i64 %8, i1 false), !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph.preheader, %5
  store double 1.000000e+00, ptr %2, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %2, i64 32
  store double 2.000000e+00, ptr %9, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %2, i64 64
  store double 3.000000e+00, ptr %10, align 8, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) 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 nounwind willreturn memory(argmem: write) }

!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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopIdiomRecognizePass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass