; LLVM IR from yudi-matsuzake/libgenerics :: src (vector)

; 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.vector_t = type { ptr, i64, i64, i64 }

@vector_min_siz = external dso_local global i64, align 8

; Function Attrs: nounwind uwtable
define dso_local i32 @vector_create(ptr noundef %0, i64 noundef %1, i64 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  store i64 %2, ptr %7, align 8, !tbaa !9
  %8 = load ptr, ptr %5, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %11, label %10

10:                                               ; preds = %3
  store i32 1, ptr %4, align 4
  br label %39

11:                                               ; preds = %3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.vector_t, ptr %12, i32 0, i32 1
  store i64 0, ptr %13, align 8, !tbaa !11
  %14 = load i64, ptr %7, align 8, !tbaa !9
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.vector_t, ptr %15, i32 0, i32 3
  store i64 %14, ptr %16, align 8, !tbaa !13
  %17 = load i64, ptr %6, align 8, !tbaa !9
  %18 = load i64, ptr @vector_min_siz, align 8, !tbaa !9
  %19 = icmp ult i64 %17, %18
  br i1 %19, label %20, label %26

20:                                               ; preds = %11
  %21 = load i64, ptr @vector_min_siz, align 8, !tbaa !9
  %22 = load i64, ptr %7, align 8, !tbaa !9
  %23 = mul i64 %21, %22
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.vector_t, ptr %24, i32 0, i32 2
  store i64 %23, ptr %25, align 8, !tbaa !14
  br label %32

26:                                               ; preds = %11
  %27 = load i64, ptr %6, align 8, !tbaa !9
  %28 = load i64, ptr %7, align 8, !tbaa !9
  %29 = mul i64 %27, %28
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.vector_t, ptr %30, i32 0, i32 2
  store i64 %29, ptr %31, align 8, !tbaa !14
  br label %32

32:                                               ; preds = %26, %20
  %33 = load ptr, ptr %5, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.vector_t, ptr %33, i32 0, i32 2
  %35 = load i64, ptr %34, align 8, !tbaa !14
  %36 = call noalias ptr @malloc(i64 noundef %35) #2
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.vector_t, ptr %37, i32 0, i32 0
  store ptr %36, ptr %38, align 8, !tbaa !15
  store i32 0, ptr %4, align 4
  br label %39

39:                                               ; preds = %32, %10
  %40 = load i32, ptr %4, align 4
  ret i32 %40
}

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(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) "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) }

!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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"vector_t", !6, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!13 = !{!12, !10, i64 24}
!14 = !{!12, !10, i64 16}
!15 = !{!12, !6, 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"

@vector_min_siz = external dso_local local_unnamed_addr global i64, align 8

; Function Attrs: mustprogress nofree nounwind willreturn memory(read, argmem: write, inaccessiblemem: readwrite) uwtable
define dso_local range(i32 0, 2) i32 @vector_create(ptr noundef writeonly %0, i64 noundef %1, i64 noundef %2) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %10, label %4

4:                                                ; preds = %3
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  store i64 0, ptr %5, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  store i64 %2, ptr %6, align 8, !tbaa !11
  %7 = load i64, ptr @vector_min_siz, align 8, !tbaa !12
  %.sink.v = tail call i64 @llvm.umax.i64(i64 %7, i64 %1)
  %.sink = mul i64 %.sink.v, %2
  %8 = getelementptr inbounds i8, ptr %0, i64 16
  store i64 %.sink, ptr %8, align 8
  %9 = tail call noalias ptr @malloc(i64 noundef %.sink) #3
  store ptr %9, ptr %0, align 8, !tbaa !13
  br label %10

10:                                               ; preds = %3, %4
  %.0 = phi i32 [ 0, %4 ], [ 1, %3 ]
  ret i32 %.0
}

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.umax.i64(i64, i64) #2

attributes #0 = { mustprogress nofree nounwind willreturn memory(read, argmem: write, inaccessiblemem: readwrite) 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,uninitialized") allocsize(0) 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { nounwind allocsize(0) }

!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, !10, i64 8}
!6 = !{!"vector_t", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!6, !10, i64 24}
!12 = !{!10, !10, i64 0}
!13 = !{!6, !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,MergedLoadStoreMotionPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass