; LLVM IR from tsotchke/quantum_geometric_tensor :: src/quantum_geometric/core (quantum_geometric_profiling)

; 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.profiling_context_t = type { [1024 x %struct.profiling_span_t], i64, i64 }
%struct.profiling_span_t = type { [256 x i8], i32, i64, i64, double }

@global_profiling_context = external hidden global ptr, align 8

; Function Attrs: nounwind uwtable
define dso_local i32 @geometric_init_profiling() #0 {
  %1 = alloca i32, align 4
  %2 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %3 = icmp ne ptr %2, null
  br i1 %3, label %4, label %5

4:                                                ; preds = %0
  store i32 -17, ptr %1, align 4
  br label %15

5:                                                ; preds = %0
  %6 = call noalias ptr @calloc(i64 noundef 1, i64 noundef 294928) #2
  store ptr %6, ptr @global_profiling_context, align 8, !tbaa !5
  %7 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %8 = icmp ne ptr %7, null
  br i1 %8, label %10, label %9

9:                                                ; preds = %5
  store i32 -2, ptr %1, align 4
  br label %15

10:                                               ; preds = %5
  %11 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.profiling_context_t, ptr %11, i32 0, i32 1
  store i64 0, ptr %12, align 8, !tbaa !9
  %13 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.profiling_context_t, ptr %13, i32 0, i32 2
  store i64 0, ptr %14, align 8, !tbaa !12
  store i32 0, ptr %1, align 4
  br label %15

15:                                               ; preds = %10, %9, %4
  %16 = load i32, ptr %1, align 4
  ret i32 %16
}

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #1

attributes #0 = { 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 = { nounwind allocsize(0,1) "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 allocsize(0,1) }

!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, !11, i64 294912}
!10 = !{!"", !7, i64 0, !11, i64 294912, !11, i64 294920}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !11, i64 294920}


; 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"

@global_profiling_context = external hidden local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress nofree nounwind willreturn memory(readwrite, argmem: none) uwtable
define dso_local range(i32 -17, 1) i32 @geometric_init_profiling() local_unnamed_addr #0 {
  %1 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %2, label %4

2:                                                ; preds = %0
  %3 = tail call noalias dereferenceable_or_null(294928) ptr @calloc(i64 noundef 1, i64 noundef 294928) #2
  store ptr %3, ptr @global_profiling_context, align 8, !tbaa !5
  %.not2 = icmp eq ptr %3, null
  %spec.select = select i1 %.not2, i32 -2, i32 0
  br label %4

4:                                                ; preds = %2, %0
  %.0 = phi i32 [ -17, %0 ], [ %spec.select, %2 ]
  ret i32 %.0
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #1

attributes #0 = { mustprogress nofree nounwind willreturn memory(readwrite, argmem: none) 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 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 allocsize(0,1) }

!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"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass