; LLVM IR from SciCompMod/GMGPolar :: src/PolarGrid/multiindex.ll (ZNK10MultiIndexeqERKS_)

; 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.MultiIndex = type { [2 x i32] }

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK10MultiIndexeqERKS_(ptr noundef nonnull align 4 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(8) %1) #0 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %9

9:                                                ; preds = %28, %2
  %10 = load i32, ptr %6, align 4, !tbaa !9
  %11 = icmp slt i32 %10, 2
  br i1 %11, label %13, label %12

12:                                               ; preds = %9
  store i32 2, ptr %7, align 4
  br label %31

13:                                               ; preds = %9
  %14 = getelementptr inbounds %class.MultiIndex, ptr %8, i32 0, i32 0
  %15 = load i32, ptr %6, align 4, !tbaa !9
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [2 x i32], ptr %14, i64 0, i64 %16
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = getelementptr inbounds %class.MultiIndex, ptr %19, i32 0, i32 0
  %21 = load i32, ptr %6, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [2 x i32], ptr %20, i64 0, i64 %22
  %24 = load i32, ptr %23, align 4, !tbaa !9
  %25 = icmp ne i32 %18, %24
  br i1 %25, label %26, label %27

26:                                               ; preds = %13
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %31

27:                                               ; preds = %13
  br label %28

28:                                               ; preds = %27
  %29 = load i32, ptr %6, align 4, !tbaa !9
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %6, align 4, !tbaa !9
  br label %9, !llvm.loop !11

31:                                               ; preds = %26, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  %32 = load i32, ptr %7, align 4
  switch i32 %32, label %36 [
    i32 2, label %33
    i32 1, label %34
  ]

33:                                               ; preds = %31
  store i1 true, ptr %3, align 1
  br label %34

34:                                               ; preds = %33, %31
  %35 = load i1, ptr %3, align 1
  ret i1 %35

36:                                               ; preds = %31
  unreachable
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"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 = distinct !{!11, !12}
!12 = !{!"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: read) uwtable
define dso_local noundef zeroext i1 @_ZNK10MultiIndexeqERKS_(ptr nocapture noundef nonnull readonly align 4 dereferenceable(8) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(8) %1) local_unnamed_addr #0 align 2 {
  %3 = load <2 x i32>, ptr %0, align 4
  %4 = load <2 x i32>, ptr %1, align 4
  %5 = icmp eq <2 x i32> %3, %4
  %6 = extractelement <2 x i1> %5, i64 0
  %7 = extractelement <2 x i1> %5, i64 1
  %.lcssa = select i1 %6, i1 %7, i1 false
  ret i1 %.lcssa
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass