; LLVM IR from mbheinen/bpa-ipf-tsp :: cflow (convtbl)

; 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.fld_table = type { i8, i32, i32, i32, i32, i32 }

@_ft = external global [27 x [26 x %struct.fld_table]], align 16

; 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: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
define dso_local void @pf_init_rec(ptr noundef %0, i32 noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %6 = load i32, ptr %4, align 4, !tbaa !9
  %7 = sext i32 %6 to i64
  %8 = getelementptr inbounds [27 x [26 x %struct.fld_table]], ptr @_ft, i64 0, i64 %7
  %9 = getelementptr inbounds [26 x %struct.fld_table], ptr %8, i64 0, i64 0
  store ptr %9, ptr %5, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.fld_table, ptr %11, i32 0, i32 2
  %13 = load i32, ptr %12, align 4, !tbaa !11
  %14 = sext i32 %13 to i64
  call void @llvm.memset.p0.i64(ptr align 1 %10, i8 0, i64 %14, i1 false)
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { 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 #3 = { nounwind }

!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 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"fld_table", !7, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20}


; 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"

%struct.fld_table = type { i8, i32, i32, i32, i32, i32 }

@_ft = external local_unnamed_addr global [27 x [26 x %struct.fld_table]], align 16

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read, argmem: write, inaccessiblemem: none) uwtable
define dso_local void @pf_init_rec(ptr nocapture noundef writeonly %0, i32 noundef %1) local_unnamed_addr #1 {
  %3 = sext i32 %1 to i64
  %4 = getelementptr inbounds [27 x [26 x %struct.fld_table]], ptr @_ft, i64 0, i64 %3, i64 0, i32 2
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %6 = sext i32 %5 to i64
  tail call void @llvm.memset.p0.i64(ptr align 1 %0, i8 0, i64 %6, i1 false)
  ret void
}

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #1 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read, argmem: write, inaccessiblemem: none) 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, !9, i64 8}
!6 = !{!"fld_table", !7, i64 0, !9, i64 4, !9, i64 8, !9, i64 12, !9, i64 16, !9, i64 20}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!"int", !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass