; LLVM IR from SciCompMod/GMGPolar :: src/PolarGrid/multiindex.ll (ZN10MultiIndexixEi)

; 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] }

@.str.1 = external hidden unnamed_addr constant [82 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [20 x i8], align 1
@__PRETTY_FUNCTION__._ZN10MultiIndexixEi = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN10MultiIndexixEi(ptr noundef nonnull align 4 dereferenceable(8) %0, i32 noundef %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  %5 = load ptr, ptr %3, align 8
  %6 = load i32, ptr %4, align 4, !tbaa !9
  %7 = icmp sge i32 %6, 0
  br i1 %7, label %8, label %9

8:                                                ; preds = %2
  br label %11

9:                                                ; preds = %2
  call void @__assert_fail(ptr noundef @.str.2, ptr noundef @.str.1, i32 noundef 58, ptr noundef @__PRETTY_FUNCTION__._ZN10MultiIndexixEi) #2
  unreachable

10:                                               ; No predecessors!
  br label %11

11:                                               ; preds = %10, %8
  %12 = load i32, ptr %4, align 4, !tbaa !9
  %13 = icmp slt i32 %12, 2
  br i1 %13, label %14, label %15

14:                                               ; preds = %11
  br label %17

15:                                               ; preds = %11
  call void @__assert_fail(ptr noundef @.str.3, ptr noundef @.str.1, i32 noundef 59, ptr noundef @__PRETTY_FUNCTION__._ZN10MultiIndexixEi) #2
  unreachable

16:                                               ; No predecessors!
  br label %17

17:                                               ; preds = %16, %14
  %18 = getelementptr inbounds %class.MultiIndex, ptr %5, i32 0, i32 0
  %19 = load i32, ptr %4, align 4, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [2 x i32], ptr %18, i64 0, i64 %20
  ret ptr %21
}

attributes #0 = { noreturn nounwind "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 = { 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 = { noreturn 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}


; 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"

@.str.1 = external hidden unnamed_addr constant [82 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [20 x i8], align 1
@__PRETTY_FUNCTION__._ZN10MultiIndexixEi = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN10MultiIndexixEi(ptr noundef nonnull readnone align 4 dereferenceable(8) %0, i32 noundef %1) local_unnamed_addr #1 align 2 {
  %3 = icmp sgt i32 %1, -1
  br i1 %3, label %5, label %4

4:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.1, i32 noundef 58, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN10MultiIndexixEi) #2
  unreachable

5:                                                ; preds = %2
  %6 = icmp ult i32 %1, 2
  br i1 %6, label %8, label %7

7:                                                ; preds = %5
  tail call void @__assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.1, i32 noundef 59, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN10MultiIndexixEi) #2
  unreachable

8:                                                ; preds = %5
  %9 = zext nneg i32 %1 to i64
  %10 = getelementptr inbounds [2 x i32], ptr %0, i64 0, i64 %9
  ret ptr %10
}

attributes #0 = { noreturn nounwind "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 = { 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 = { noreturn 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass