; LLVM IR from masyagin1998/GCI :: src/bytecode-generator (bytecode-generator)

; 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.BYTECODE_GENERATOR = type { ptr, ptr, ptr, i64, i64, i64, %struct.BYTECODE_ERROR }
%struct.BYTECODE_ERROR = type { %struct.POS, i32 }
%struct.POS = type { ptr, i64, i64, i64, i64 }
%struct.UNIT_AST = type { ptr, i64, i64, i64 }
%struct.FUNCTION_DECL_AST = type { ptr, ptr, ptr, i64, i64 }

; 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
define dso_local i32 @bytecode_generator_generate(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.BYTECODE_GENERATOR, ptr %9, i32 0, i32 0
  %11 = load ptr, ptr %10, align 8, !tbaa !9
  %12 = getelementptr inbounds %struct.UNIT_AST, ptr %11, i32 0, i32 0
  %13 = load ptr, ptr %12, align 8, !tbaa !15
  %14 = getelementptr inbounds ptr, ptr %13, i64 0
  %15 = load ptr, ptr %14, align 8, !tbaa !5
  store ptr %15, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #2
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.FUNCTION_DECL_AST, ptr %17, i32 0, i32 2
  %19 = load ptr, ptr %18, align 8, !tbaa !17
  %20 = call i32 @body_ast_bytecode_generate(ptr noundef %16, ptr noundef %19, ptr noundef null, ptr noundef null, ptr noundef null, ptr noundef null)
  store i32 %20, ptr %7, align 4, !tbaa !19
  %21 = load i32, ptr %7, align 4, !tbaa !19
  %22 = icmp ne i32 %21, 0
  br i1 %22, label %23, label %28

23:                                               ; preds = %2
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.BYTECODE_GENERATOR, ptr %24, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8, !tbaa !20
  call void @bytecode_free(ptr noundef %26)
  %27 = load i32, ptr %7, align 4, !tbaa !19
  store i32 %27, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %33

28:                                               ; preds = %2
  %29 = load ptr, ptr %4, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.BYTECODE_GENERATOR, ptr %29, i32 0, i32 1
  %31 = load ptr, ptr %30, align 8, !tbaa !20
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %31, ptr %32, align 8, !tbaa !5
  store i32 0, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %33

33:                                               ; preds = %28, %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  %34 = load i32, ptr %3, align 4
  ret i32 %34
}

; Function Attrs: nounwind uwtable
declare hidden i32 @body_ast_bytecode_generate(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local void @bytecode_free(ptr noundef) #1

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 }

!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, !6, i64 0}
!10 = !{!"BYTECODE_GENERATOR", !6, i64 0, !6, i64 8, !6, i64 16, !11, i64 24, !11, i64 32, !11, i64 40, !12, i64 48}
!11 = !{!"long", !7, i64 0}
!12 = !{!"BYTECODE_ERROR", !13, i64 0, !14, i64 40}
!13 = !{!"POS", !6, i64 0, !11, i64 8, !11, i64 16, !11, i64 24, !11, i64 32}
!14 = !{!"int", !7, i64 0}
!15 = !{!16, !6, i64 0}
!16 = !{!"UNIT_AST", !6, i64 0, !11, i64 8, !11, i64 16, !11, i64 24}
!17 = !{!18, !6, i64 16}
!18 = !{!"FUNCTION_DECL_AST", !6, i64 0, !6, i64 8, !6, i64 16, !11, i64 24, !11, i64 32}
!19 = !{!14, !14, i64 0}
!20 = !{!10, !6, i64 8}


; 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
define dso_local i32 @bytecode_generator_generate(ptr noundef %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  %3 = load ptr, ptr %0, align 8, !tbaa !5
  %4 = load ptr, ptr %3, align 8, !tbaa !14
  %5 = load ptr, ptr %4, align 8, !tbaa !16
  %6 = getelementptr inbounds i8, ptr %5, i64 16
  %7 = load ptr, ptr %6, align 8, !tbaa !17
  %8 = tail call i32 @body_ast_bytecode_generate(ptr noundef nonnull %0, ptr noundef %7, ptr noundef null, ptr noundef null, ptr noundef null, ptr noundef null)
  %.not = icmp eq i32 %8, 0
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !19
  br i1 %.not, label %12, label %11

11:                                               ; preds = %2
  tail call void @bytecode_free(ptr noundef %10)
  br label %13

12:                                               ; preds = %2
  store ptr %10, ptr %1, align 8, !tbaa !16
  br label %13

13:                                               ; preds = %12, %11
  ret i32 %8
}

; Function Attrs: nounwind uwtable
declare hidden i32 @body_ast_bytecode_generate(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @bytecode_free(ptr noundef) local_unnamed_addr #0

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, !7, i64 0}
!6 = !{!"BYTECODE_GENERATOR", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !11, i64 48}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"BYTECODE_ERROR", !12, i64 0, !13, i64 40}
!12 = !{!"POS", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32}
!13 = !{!"int", !8, i64 0}
!14 = !{!15, !7, i64 0}
!15 = !{!"UNIT_AST", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!16 = !{!7, !7, i64 0}
!17 = !{!18, !7, i64 16}
!18 = !{!"FUNCTION_DECL_AST", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !10, i64 32}
!19 = !{!6, !7, i64 8}


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