; LLVM IR from HRI-EU/Rcs :: src/RcsCore (Rcs_VecNd)

; 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 speculatable willreturn memory(none)
declare double @llvm.fabs.f64(double) #1

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

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @VecNd_isEqual(ptr noundef %0, ptr noundef %1, i32 noundef %2, double noundef %3) #2 {
  %5 = alloca i1, align 1
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca double, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i32 %2, ptr %8, align 4, !tbaa !9
  store double %3, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %33, %4
  %13 = load i32, ptr %10, align 4, !tbaa !9
  %14 = load i32, ptr %8, align 4, !tbaa !9
  %15 = icmp ult i32 %13, %14
  br i1 %15, label %16, label %36

16:                                               ; preds = %12
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = load i32, ptr %10, align 4, !tbaa !9
  %19 = zext i32 %18 to i64
  %20 = getelementptr inbounds double, ptr %17, i64 %19
  %21 = load double, ptr %20, align 8, !tbaa !11
  %22 = load ptr, ptr %7, align 8, !tbaa !5
  %23 = load i32, ptr %10, align 4, !tbaa !9
  %24 = zext i32 %23 to i64
  %25 = getelementptr inbounds double, ptr %22, i64 %24
  %26 = load double, ptr %25, align 8, !tbaa !11
  %27 = fsub double %21, %26
  %28 = call double @llvm.fabs.f64(double %27)
  %29 = load double, ptr %9, align 8, !tbaa !11
  %30 = fcmp ogt double %28, %29
  br i1 %30, label %31, label %32

31:                                               ; preds = %16
  store i1 false, ptr %5, align 1
  store i32 1, ptr %11, align 4
  br label %37

32:                                               ; preds = %16
  br label %33

33:                                               ; preds = %32
  %34 = load i32, ptr %10, align 4, !tbaa !9
  %35 = add i32 %34, 1
  store i32 %35, ptr %10, align 4, !tbaa !9
  br label %12, !llvm.loop !13

36:                                               ; preds = %12
  store i1 true, ptr %5, align 1
  store i32 1, ptr %11, align 4
  br label %37

37:                                               ; preds = %36, %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  %38 = load i1, ptr %5, align 1
  ret i1 %38
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { 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 = { 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, !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 nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fabs.f64(double) #0

; Function Attrs: nofree norecurse nosync nounwind memory(argmem: read) uwtable
define dso_local zeroext i1 @VecNd_isEqual(ptr nocapture noundef readonly %0, ptr nocapture noundef readonly %1, i32 noundef %2, double noundef %3) local_unnamed_addr #1 {
  %5 = icmp eq i32 %2, 0
  br i1 %5, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %4
  %6 = zext i32 %2 to i64
  %7 = load double, ptr %0, align 8, !tbaa !5
  %8 = load double, ptr %1, align 8, !tbaa !5
  %9 = fsub double %7, %8
  %10 = tail call double @llvm.fabs.f64(double %9)
  %11 = fcmp ogt double %10, %3
  br i1 %11, label %._crit_edge, label %.lr.ph13

.lr.ph13:                                         ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv12 = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.lr.ph.preheader ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv12, 1
  %exitcond = icmp eq i64 %indvars.iv.next, %6
  br i1 %exitcond, label %._crit_edge.loopexit, label %.lr.ph, !llvm.loop !9

.lr.ph:                                           ; preds = %.lr.ph13
  %12 = getelementptr inbounds double, ptr %0, i64 %indvars.iv.next
  %13 = load double, ptr %12, align 8, !tbaa !5
  %14 = getelementptr inbounds double, ptr %1, i64 %indvars.iv.next
  %15 = load double, ptr %14, align 8, !tbaa !5
  %16 = fsub double %13, %15
  %17 = tail call double @llvm.fabs.f64(double %16)
  %18 = fcmp ogt double %17, %3
  br i1 %18, label %._crit_edge.loopexit, label %.lr.ph13, !llvm.loop !9

._crit_edge.loopexit:                             ; preds = %.lr.ph, %.lr.ph13
  %19 = icmp uge i64 %indvars.iv.next, %6
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.lr.ph.preheader, %4
  %.lcssa = phi i1 [ true, %4 ], [ false, %.lr.ph.preheader ], [ %19, %._crit_edge.loopexit ]
  ret i1 %.lcssa
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { nofree norecurse nosync nounwind memory(argmem: read) 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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