; LLVM IR from KhawajaAbaid/machine-learning-in-c :: linalg (matrix_scalar_addition)

; 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"

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @vector_scalar_addition(ptr noundef, double noundef, i64 noundef) #1

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

; Function Attrs: nounwind uwtable
define dso_local ptr @matrix_scalar_addition(ptr noundef %0, double noundef %1, i64 noundef %2, i64 noundef %3) #1 {
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store double %1, ptr %6, align 8, !tbaa !9
  store i64 %2, ptr %7, align 8, !tbaa !11
  store i64 %3, ptr %8, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %11 = load i64, ptr %7, align 8, !tbaa !11
  %12 = mul i64 %11, 8
  %13 = call noalias ptr @malloc(i64 noundef %12) #4
  store ptr %13, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  store i64 0, ptr %10, align 8, !tbaa !11
  br label %14

14:                                               ; preds = %30, %4
  %15 = load i64, ptr %10, align 8, !tbaa !11
  %16 = load i64, ptr %7, align 8, !tbaa !11
  %17 = icmp ult i64 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  br label %33

19:                                               ; preds = %14
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = load i64, ptr %10, align 8, !tbaa !11
  %22 = getelementptr inbounds ptr, ptr %20, i64 %21
  %23 = load ptr, ptr %22, align 8, !tbaa !5
  %24 = load double, ptr %6, align 8, !tbaa !9
  %25 = load i64, ptr %8, align 8, !tbaa !11
  %26 = call ptr @vector_scalar_addition(ptr noundef %23, double noundef %24, i64 noundef %25)
  %27 = load ptr, ptr %9, align 8, !tbaa !5
  %28 = load i64, ptr %10, align 8, !tbaa !11
  %29 = getelementptr inbounds ptr, ptr %27, i64 %28
  store ptr %26, ptr %29, align 8, !tbaa !5
  br label %30

30:                                               ; preds = %19
  %31 = load i64, ptr %10, align 8, !tbaa !11
  %32 = add i64 %31, 1
  store i64 %32, ptr %10, align 8, !tbaa !11
  br label %14, !llvm.loop !13

33:                                               ; preds = %18
  %34 = load ptr, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  ret ptr %34
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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: nounwind uwtable
declare dso_local ptr @vector_scalar_addition(ptr noundef, double noundef, i64 noundef) local_unnamed_addr #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: nounwind uwtable
define dso_local noalias noundef ptr @matrix_scalar_addition(ptr nocapture noundef readonly %0, double noundef %1, i64 noundef %2, i64 noundef %3) local_unnamed_addr #0 {
  %5 = shl i64 %2, 3
  %6 = tail call noalias ptr @malloc(i64 noundef %5) #2
  %.not = icmp eq i64 %2, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %4
  ret ptr %6

.lr.ph:                                           ; preds = %4, %.lr.ph
  %.010 = phi i64 [ %11, %.lr.ph ], [ 0, %4 ]
  %7 = getelementptr inbounds ptr, ptr %0, i64 %.010
  %8 = load ptr, ptr %7, align 8, !tbaa !5
  %9 = tail call ptr @vector_scalar_addition(ptr noundef %8, double noundef %1, i64 noundef %3)
  %10 = getelementptr inbounds ptr, ptr %6, i64 %.010
  store ptr %9, ptr %10, align 8, !tbaa !5
  %11 = add nuw i64 %.010, 1
  %exitcond.not = icmp eq i64 %11, %2
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9
}

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 = { 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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass