; 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_reset_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 %5, label %4

4:                                                ; preds = %0
  store i32 -18, ptr %1, align 4
  br label %10

5:                                                ; preds = %0
  %6 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.profiling_context_t, ptr %6, i32 0, i32 1
  store i64 0, ptr %7, align 8, !tbaa !9
  %8 = load ptr, ptr @global_profiling_context, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.profiling_context_t, ptr %8, i32 0, i32 2
  store i64 0, ptr %9, align 8, !tbaa !12
  store i32 0, ptr %1, align 4
  br label %10

10:                                               ; preds = %5, %4
  %11 = load i32, ptr %1, align 4
  ret i32 %11
}

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" }

!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 norecurse nosync nounwind willreturn memory(readwrite, argmem: write, inaccessiblemem: none) uwtable
define dso_local range(i32 -18, 1) i32 @geometric_reset_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 %4, label %2

2:                                                ; preds = %0
  %3 = getelementptr inbounds i8, ptr %1, i64 294912
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, i8 0, i64 16, i1 false)
  br label %4

4:                                                ; preds = %0, %2
  %.0 = phi i32 [ 0, %2 ], [ -18, %0 ]
  ret i32 %.0
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(readwrite, argmem: write, inaccessiblemem: 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass