; LLVM IR from Gottox/sqsh-tools :: examples (custom_mapper)

; 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.SqshConfig = type { i64, i64, ptr, i32, i32, i32, i64, i32, i32, [128 x i8] }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [18 x i8], align 1
@__const.main.config = external hidden unnamed_addr constant %struct.SqshConfig, align 8
@.str.1 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [76 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [23 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %struct.SqshConfig, align 8
  %7 = alloca ptr, align 8
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  %8 = load i32, ptr %4, align 4, !tbaa !5
  %9 = icmp ne i32 %8, 3
  br i1 %9, label %10, label %16

10:                                               ; preds = %2
  %11 = load ptr, ptr @stderr, align 8, !tbaa !9
  %12 = load ptr, ptr %5, align 8, !tbaa !9
  %13 = getelementptr inbounds ptr, ptr %12, i64 0
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  %15 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %11, ptr noundef @.str, ptr noundef %14) #6
  store i32 1, ptr %3, align 4
  br label %28

16:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 184, ptr %6) #6
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 @__const.main.config, i64 184, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %17 = load ptr, ptr %5, align 8, !tbaa !9
  %18 = getelementptr inbounds ptr, ptr %17, i64 1
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = call ptr @sqsh_archive_open(ptr noundef %19, ptr noundef %6, ptr noundef null)
  store ptr %20, ptr %7, align 8, !tbaa !9
  %21 = load ptr, ptr %7, align 8, !tbaa !9
  %22 = icmp ne ptr %21, null
  br i1 %22, label %23, label %24

23:                                               ; preds = %16
  br label %25

24:                                               ; preds = %16
  call void @__assert_fail(ptr noundef @.str.1, ptr noundef @.str.2, i32 noundef 124, ptr noundef @__PRETTY_FUNCTION__.main) #7
  unreachable

25:                                               ; preds = %23
  %26 = load ptr, ptr %7, align 8, !tbaa !9
  %27 = call i32 @sqsh_archive_close(ptr noundef %26)
  store i32 0, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 184, ptr %6) #6
  br label %28

28:                                               ; preds = %25, %10
  %29 = load i32, ptr %3, align 4
  ret i32 %29
}

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

declare ptr @sqsh_archive_open(ptr noundef, ptr noundef, ptr noundef) #4

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #5

declare i32 @sqsh_archive_close(ptr noundef) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

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 "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 willreturn memory(argmem: readwrite) }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 #5 = { noreturn nounwind "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 #6 = { nounwind }
attributes #7 = { noreturn 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 = !{!"int", !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}


; 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.SqshConfig = type { i64, i64, ptr, i32, i32, i32, i64, i32, i32, [128 x i8] }

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [18 x i8], align 1
@__const.main.config = external hidden unnamed_addr constant %struct.SqshConfig, align 8
@.str.1 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [76 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [23 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = alloca %struct.SqshConfig, align 8
  %.not = icmp eq i32 %0, 3
  br i1 %.not, label %8, label %4

4:                                                ; preds = %2
  %5 = load ptr, ptr @stderr, align 8, !tbaa !5
  %6 = load ptr, ptr %1, align 8, !tbaa !5
  %7 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %5, ptr noundef nonnull @.str, ptr noundef %6) #6
  br label %15

8:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 184, ptr nonnull %3) #7
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(184) %3, ptr noundef nonnull align 8 dereferenceable(184) @__const.main.config, i64 184, i1 false)
  %9 = getelementptr inbounds i8, ptr %1, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !5
  %11 = call ptr @sqsh_archive_open(ptr noundef %10, ptr noundef nonnull %3, ptr noundef null) #7
  %.not6 = icmp eq ptr %11, null
  br i1 %.not6, label %12, label %13

12:                                               ; preds = %8
  call void @__assert_fail(ptr noundef nonnull @.str.1, ptr noundef nonnull @.str.2, i32 noundef 124, ptr noundef nonnull @__PRETTY_FUNCTION__.main) #8
  unreachable

13:                                               ; preds = %8
  %14 = call i32 @sqsh_archive_close(ptr noundef nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 184, ptr nonnull %3) #7
  br label %15

15:                                               ; preds = %13, %4
  %.0 = phi i32 [ 1, %4 ], [ 0, %13 ]
  ret i32 %.0
}

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

declare ptr @sqsh_archive_open(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #5

declare i32 @sqsh_archive_close(ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

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 = { nofree nounwind "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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 #5 = { noreturn nounwind "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 #6 = { cold nounwind }
attributes #7 = { nounwind }
attributes #8 = { noreturn 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"}


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