; LLVM IR from Water-Melon/Melon :: src (mln_matrix)

; 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.mln_matrix_t = type { i64, i64, ptr, i8 }

; Function Attrs: nounwind uwtable
define dso_local ptr @mln_matrix_new(i64 noundef %0, i64 noundef %1, ptr noundef nonnull %2, i32 noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store i64 %0, ptr %6, align 8, !tbaa !5
  store i64 %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !9
  store i32 %3, ptr %9, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %12 = call noalias ptr @malloc(i64 noundef 32) #4
  store ptr %12, ptr %10, align 8, !tbaa !9
  %13 = icmp eq ptr %12, null
  br i1 %13, label %14, label %15

14:                                               ; preds = %4
  store ptr null, ptr %5, align 8
  store i32 1, ptr %11, align 4
  br label %35

15:                                               ; preds = %4
  %16 = load i64, ptr %6, align 8, !tbaa !5
  %17 = load ptr, ptr %10, align 8, !tbaa !9
  %18 = getelementptr inbounds %struct.mln_matrix_t, ptr %17, i32 0, i32 0
  store i64 %16, ptr %18, align 8, !tbaa !13
  %19 = load i64, ptr %7, align 8, !tbaa !5
  %20 = load ptr, ptr %10, align 8, !tbaa !9
  %21 = getelementptr inbounds %struct.mln_matrix_t, ptr %20, i32 0, i32 1
  store i64 %19, ptr %21, align 8, !tbaa !15
  %22 = load ptr, ptr %8, align 8, !tbaa !9
  %23 = load ptr, ptr %10, align 8, !tbaa !9
  %24 = getelementptr inbounds %struct.mln_matrix_t, ptr %23, i32 0, i32 2
  store ptr %22, ptr %24, align 8, !tbaa !16
  %25 = load i32, ptr %9, align 4, !tbaa !11
  %26 = load ptr, ptr %10, align 8, !tbaa !9
  %27 = getelementptr inbounds %struct.mln_matrix_t, ptr %26, i32 0, i32 3
  %28 = trunc i32 %25 to i8
  %29 = load i8, ptr %27, align 8
  %30 = and i8 %28, 1
  %31 = and i8 %29, -2
  %32 = or i8 %31, %30
  store i8 %32, ptr %27, align 8
  %33 = zext i8 %30 to i32
  %34 = load ptr, ptr %10, align 8, !tbaa !9
  store ptr %34, ptr %5, align 8
  store i32 1, ptr %11, align 4
  br label %35

35:                                               ; preds = %15, %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  %36 = load ptr, ptr %5, align 8
  ret ptr %36
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nounwind }
attributes #4 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !6, i64 0}
!14 = !{!"", !6, i64 0, !6, i64 8, !10, i64 16, !12, i64 24}
!15 = !{!14, !6, i64 8}
!16 = !{!14, !10, i64 16}


; 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 nofree nounwind willreturn memory(write, argmem: none, inaccessiblemem: readwrite) uwtable
define dso_local noalias noundef ptr @mln_matrix_new(i64 noundef %0, i64 noundef %1, ptr noundef nonnull %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = tail call noalias dereferenceable_or_null(32) ptr @malloc(i64 noundef 32) #2
  %6 = icmp eq ptr %5, null
  br i1 %6, label %13, label %7

7:                                                ; preds = %4
  store i64 %0, ptr %5, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %5, i64 8
  store i64 %1, ptr %8, align 8, !tbaa !12
  %9 = getelementptr inbounds i8, ptr %5, i64 16
  store ptr %2, ptr %9, align 8, !tbaa !13
  %10 = getelementptr inbounds i8, ptr %5, i64 24
  %11 = trunc i32 %3 to i8
  %12 = and i8 %11, 1
  store i8 %12, ptr %10, align 8
  br label %13

13:                                               ; preds = %4, %7
  ret ptr %5
}

; 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

attributes #0 = { mustprogress nofree nounwind willreturn memory(write, argmem: none, 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 = { 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, !7, i64 0}
!6 = !{!"", !7, i64 0, !7, i64 8, !10, i64 16, !11, i64 24}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!6, !7, i64 8}
!13 = !{!6, !10, i64 16}


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