; LLVM IR from cvra/robot-software :: lib/cmp (cmp)

; 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.cmp_object_s = type { i8, %union.cmp_object_data_u }
%union.cmp_object_data_u = type { i64 }

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @cmp_object_as_bool(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %6 = load ptr, ptr %4, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.cmp_object_s, ptr %6, i32 0, i32 0
  %8 = load i8, ptr %7, align 8, !tbaa !9
  %9 = zext i8 %8 to i32
  %10 = icmp eq i32 %9, 5
  br i1 %10, label %11, label %21

11:                                               ; preds = %2
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.cmp_object_s, ptr %12, i32 0, i32 1
  %14 = load i8, ptr %13, align 8, !tbaa !11, !range !12, !noundef !13
  %15 = trunc i8 %14 to i1
  br i1 %15, label %16, label %18

16:                                               ; preds = %11
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  store i8 1, ptr %17, align 1, !tbaa !14
  br label %20

18:                                               ; preds = %11
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  store i8 0, ptr %19, align 1, !tbaa !14
  br label %20

20:                                               ; preds = %18, %16
  store i1 true, ptr %3, align 1
  br label %22

21:                                               ; preds = %2
  store i1 false, ptr %3, align 1
  br label %22

22:                                               ; preds = %21, %20
  %23 = load i1, ptr %3, align 1
  ret i1 %23
}

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" }

!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, !7, i64 0}
!10 = !{!"cmp_object_s", !7, i64 0, !7, i64 8}
!11 = !{!7, !7, i64 0}
!12 = !{i8 0, i8 2}
!13 = !{}
!14 = !{!15, !15, i64 0}
!15 = !{!"_Bool", !7, 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local noundef zeroext i1 @cmp_object_as_bool(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  %3 = load i8, ptr %0, align 8, !tbaa !5
  %4 = icmp eq i8 %3, 5
  br i1 %4, label %5, label %8

5:                                                ; preds = %2
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = load i8, ptr %6, align 8, !tbaa !9, !range !10, !noundef !11
  store i8 %7, ptr %1, align 1, !tbaa !12
  br label %8

8:                                                ; preds = %2, %5
  ret i1 %4
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: 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" }

!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 = !{!"cmp_object_s", !7, i64 0, !7, i64 8}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = !{i8 0, i8 2}
!11 = !{}
!12 = !{!13, !13, i64 0}
!13 = !{!"_Bool", !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass