; LLVM IR from ggml-org/ggml :: src (ggml-backend)

; 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.ggml_backend_buffer = type { %struct.ggml_backend_buffer_i, ptr, ptr, i64, i32 }
%struct.ggml_backend_buffer_i = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @ggml_backend_buffer_set_usage(ptr noundef %0, i32 noundef %1) #0 {
  %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 i32, ptr %4, align 4, !tbaa !9
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.ggml_backend_buffer, ptr %6, i32 0, i32 4
  store i32 %5, ptr %7, align 8, !tbaa !11
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = call zeroext i1 @ggml_backend_buffer_is_multi_buffer(ptr noundef %8)
  br i1 %9, label %10, label %13

10:                                               ; preds = %2
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = load i32, ptr %4, align 4, !tbaa !9
  call void @ggml_backend_multi_buffer_set_usage(ptr noundef %11, i32 noundef %12)
  br label %13

13:                                               ; preds = %10, %2
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local zeroext i1 @ggml_backend_buffer_is_multi_buffer(ptr noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @ggml_backend_multi_buffer_set_usage(ptr noundef, i32 noundef) #0

attributes #0 = { mustprogress 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 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"_ZTS25ggml_backend_buffer_usage", !7, i64 0}
!11 = !{!12, !10, i64 96}
!12 = !{!"_ZTS19ggml_backend_buffer", !13, i64 0, !6, i64 72, !6, i64 80, !14, i64 88, !10, i64 96}
!13 = !{!"_ZTS21ggml_backend_buffer_i", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64}
!14 = !{!"long", !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"

; Function Attrs: mustprogress uwtable
define dso_local void @ggml_backend_buffer_set_usage(ptr noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 96
  store i32 %1, ptr %3, align 8, !tbaa !5
  %4 = tail call zeroext i1 @ggml_backend_buffer_is_multi_buffer(ptr noundef %0)
  br i1 %4, label %5, label %6

5:                                                ; preds = %2
  tail call void @ggml_backend_multi_buffer_set_usage(ptr noundef nonnull %0, i32 noundef %1)
  br label %6

6:                                                ; preds = %5, %2
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local zeroext i1 @ggml_backend_buffer_is_multi_buffer(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @ggml_backend_multi_buffer_set_usage(ptr noundef, i32 noundef) local_unnamed_addr #0

attributes #0 = { mustprogress 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 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, !12, i64 96}
!6 = !{!"_ZTS19ggml_backend_buffer", !7, i64 0, !8, i64 72, !8, i64 80, !11, i64 88, !12, i64 96}
!7 = !{!"_ZTS21ggml_backend_buffer_i", !8, i64 0, !8, i64 8, !8, i64 16, !8, i64 24, !8, i64 32, !8, i64 40, !8, i64 48, !8, i64 56, !8, i64 64}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"long", !9, i64 0}
!12 = !{!"_ZTS25ggml_backend_buffer_usage", !9, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass