; LLVM IR from interpretml/interpret :: shared/libebm/compute/cpu_ebm (cpu_64)

; 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.NAMESPACE_CPU::Cpu_64_Float" = type { double }

; 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 @Exp_Cpu_64(i64 noundef %0, ptr noundef %1) #1 {
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"struct.NAMESPACE_CPU::Cpu_64_Float", align 8
  %8 = alloca %"struct.NAMESPACE_CPU::Cpu_64_Float", align 8
  store i64 %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %9 = load ptr, ptr %4, align 8, !tbaa !9
  store ptr %9, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %10 = load ptr, ptr %4, align 8, !tbaa !9
  %11 = load i64, ptr %3, align 8, !tbaa !5
  %12 = getelementptr inbounds double, ptr %10, i64 %11
  store ptr %12, ptr %6, align 8, !tbaa !9
  br label %13

13:                                               ; preds = %17, %2
  %14 = load ptr, ptr %6, align 8, !tbaa !9
  %15 = load ptr, ptr %5, align 8, !tbaa !9
  %16 = icmp ne ptr %14, %15
  br i1 %16, label %17, label %26

17:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %18 = load ptr, ptr %5, align 8, !tbaa !9
  %19 = call double @_ZN13NAMESPACE_CPU12Cpu_64_Float4LoadEPKd(ptr noundef %18) #4
  %20 = getelementptr inbounds %"struct.NAMESPACE_CPU::Cpu_64_Float", ptr %7, i32 0, i32 0
  store double %19, ptr %20, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %21 = call double @_ZN13NAMESPACE_CPU3ExpILb0ELb1ELb1ELb1EEENS_12Cpu_64_FloatERKS1_(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %22 = getelementptr inbounds %"struct.NAMESPACE_CPU::Cpu_64_Float", ptr %8, i32 0, i32 0
  store double %21, ptr %22, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %7, ptr align 8 %8, i64 8, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %23 = load ptr, ptr %5, align 8, !tbaa !9
  call void @_ZNK13NAMESPACE_CPU12Cpu_64_Float5StoreEPd(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef %23) #4
  %24 = load ptr, ptr %5, align 8, !tbaa !9
  %25 = getelementptr inbounds double, ptr %24, i64 1
  store ptr %25, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  br label %13, !llvm.loop !14

26:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local double @_ZN13NAMESPACE_CPU12Cpu_64_Float4LoadEPKd(ptr noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local double @_ZN13NAMESPACE_CPU3ExpILb0ELb1ELb1ELb1EEENS_12Cpu_64_FloatERKS1_(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNK13NAMESPACE_CPU12Cpu_64_Float5StoreEPd(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #2 align 2

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 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long", !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 = !{i64 0, i64 8, !12}
!12 = !{!13, !13, i64 0}
!13 = !{!"double", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"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"

%"struct.NAMESPACE_CPU::Cpu_64_Float" = type { double }

; 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: mustprogress nounwind uwtable
define dso_local void @Exp_Cpu_64(i64 noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = alloca %"struct.NAMESPACE_CPU::Cpu_64_Float", align 8
  %4 = getelementptr inbounds double, ptr %1, i64 %0
  %.not7 = icmp eq i64 %0, 0
  br i1 %.not7, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.08 = phi ptr [ %7, %.lr.ph ], [ %1, %2 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %5 = call double @_ZN13NAMESPACE_CPU12Cpu_64_Float4LoadEPKd(ptr noundef %.08) #3
  store double %5, ptr %3, align 8
  %6 = call double @_ZN13NAMESPACE_CPU3ExpILb0ELb1ELb1ELb1EEENS_12Cpu_64_FloatERKS1_(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  store double %6, ptr %3, align 8, !tbaa !5
  call void @_ZNK13NAMESPACE_CPU12Cpu_64_Float5StoreEPd(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef %.08) #3
  %7 = getelementptr inbounds i8, ptr %.08, i64 8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  %.not = icmp eq ptr %4, %7
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %2
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local double @_ZN13NAMESPACE_CPU12Cpu_64_Float4LoadEPKd(ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local double @_ZN13NAMESPACE_CPU3ExpILb0ELb1ELb1ELb1EEENS_12Cpu_64_FloatERKS1_(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNK13NAMESPACE_CPU12Cpu_64_Float5StoreEPd(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress 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 = { 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 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass