; 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_clear(ptr noundef %0, i8 noundef zeroext %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i8 %1, ptr %4, align 1, !tbaa !9
  %5 = load ptr, ptr %3, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct.ggml_backend_buffer, ptr %5, i32 0, i32 3
  %7 = load i64, ptr %6, align 8, !tbaa !10
  %8 = icmp eq i64 %7, 0
  br i1 %8, label %9, label %10

9:                                                ; preds = %2
  br label %17

10:                                               ; preds = %2
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.ggml_backend_buffer, ptr %11, i32 0, i32 0
  %13 = getelementptr inbounds %struct.ggml_backend_buffer_i, ptr %12, i32 0, i32 7
  %14 = load ptr, ptr %13, align 8, !tbaa !15
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = load i8, ptr %4, align 1, !tbaa !9
  call void %14(ptr noundef %15, i8 noundef zeroext %16)
  br label %17

17:                                               ; preds = %10, %9
  ret void
}

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" }

!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 = !{!7, !7, i64 0}
!10 = !{!11, !13, i64 88}
!11 = !{!"_ZTS19ggml_backend_buffer", !12, i64 0, !6, i64 72, !6, i64 80, !13, i64 88, !14, i64 96}
!12 = !{!"_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}
!13 = !{!"long", !7, i64 0}
!14 = !{!"_ZTS25ggml_backend_buffer_usage", !7, i64 0}
!15 = !{!11, !6, i64 56}


; 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_clear(ptr noundef %0, i8 noundef zeroext %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 88
  %4 = load i64, ptr %3, align 8, !tbaa !5
  %5 = icmp eq i64 %4, 0
  br i1 %5, label %9, label %6

6:                                                ; preds = %2
  %7 = getelementptr inbounds i8, ptr %0, i64 56
  %8 = load ptr, ptr %7, align 8, !tbaa !13
  tail call void %8(ptr noundef nonnull %0, i8 noundef zeroext %1)
  br label %9

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

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" }

!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, !11, i64 88}
!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}
!13 = !{!6, !8, i64 56}


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