---
license: mit
task_categories:
  - feature-extraction
language:
  - code
tags:
  - binary-analysis
  - reverse-engineering
  - ghidra
  - x86
  - O2
pretty_name: REBench x86 O2
---

# REBench — x86 / O2

Binary analysis dataset extracted with Ghidra 11.x from the REBench benchmark suite.

## Features per row (one row = one function)

| Column | Description |
|--------|-------------|
| `arch` / `opt_level` | Architecture & optimization flag |
| `package` / `binary_name` | Source package and executable |
| `original_function_name` | Real symbol name (from unstripped binary) |
| `stripped_function_name` | Generic name used in stripped binary |
| `original_code` | Decompiled C with original names |
| `decompiled_code` | Decompiled C (original binary) |
| `assembly` | Raw disassembly |
| `decompiled_assembly` | Assembly annotated with decompiler variables |
| `raw_pcode_listing` | Ghidra P-code listing |
| `renamed_masked_code` | Decompiled C with names replaced by FUN_xxxx |
| `stripped_decompiled_code` | Decompiled C from stripped binary |
| `s_expression_original` | S-expression of decompiler AST (original names) |
| `s_expression_stripped` | S-expression of decompiler AST (masked names) |
| `control_flow_graph` | CFG JSON (nodes + edges) |
| `dataflow_graph` | Data-flow edges JSON |
| `pcode_edges` | High-level P-code edge list |
| `pcode_graph` | High-level P-code graph JSON |
| `graph_columns` | Per-basic-block P-code columns |
| `global_variables` | Program-level global/static variables |
| `function_signature` | Full C function signature |
| `strings_table` | All strings in the binary |
| `xrefs` | Cross-references to/from the function |
| `comments_annotations` | Ghidra comments and annotations |
| `data_types_structures` | Struct / enum / union definitions |
| `memory_map` | Binary memory layout |
| `raw_pcode_listing` | Raw P-code for each instruction |
| `call_graph` | Program-wide call graph |
| `import_export_table` | Imported and exported symbols |
| `patched_bytes` | Relocation entries |
| `decompiler_warnings` | Decompiler error/warning messages |
| `instruction_metadata` | Per-instruction bytes, flow type, length |
| `call_graph_local` | Callers and callees of this function |