| |
| """ |
| Debug script to test MLIR real execution capabilities |
| """ |
|
|
| import subprocess |
| import tempfile |
| import shutil |
| from pathlib import Path |
|
|
| def check_mlir_tools(): |
| """Check what MLIR tools are available""" |
| tools = [ |
| 'mlir-opt', |
| 'mlir-translate', |
| 'mlir-cpu-runner', |
| 'mlir-lsp-server', |
| 'clang', |
| 'gcc' |
| ] |
| |
| print("🔍 Checking available tools:") |
| available = {} |
| for tool in tools: |
| path = shutil.which(tool) |
| available[tool] = path is not None |
| status = "✅" if path else "❌" |
| print(f" {status} {tool}: {path or 'Not found'}") |
| |
| return available |
|
|
| def test_mlir_translate(): |
| """Test MLIR to LLVM translation""" |
| print("\n🧪 Testing MLIR→LLVM translation:") |
| |
| |
| test_mlir = ''' |
| module { |
| func.func @simple_add(%arg0: f32, %arg1: f32) -> f32 { |
| %0 = arith.addf %arg0, %arg1 : f32 |
| return %0 : f32 |
| } |
| } |
| ''' |
| |
| with tempfile.NamedTemporaryFile(mode='w', suffix='.mlir', delete=False) as f: |
| f.write(test_mlir) |
| f.flush() |
| |
| try: |
| |
| cmd = ['mlir-translate', '--mlir-to-llvmir', f.name] |
| result = subprocess.run(cmd, capture_output=True, text=True) |
| |
| if result.returncode == 0: |
| print("✅ mlir-translate works!") |
| print(f" LLVM IR size: {len(result.stdout)} chars") |
| return True |
| else: |
| print("❌ mlir-translate failed:") |
| print(f" Error: {result.stderr}") |
| return False |
| |
| except FileNotFoundError: |
| print("❌ mlir-translate not found") |
| return False |
| except Exception as e: |
| print(f"❌ mlir-translate error: {e}") |
| return False |
|
|
| def test_actual_mlir_file(): |
| """Test with your actual MLIR file""" |
| print("\n🧪 Testing your actual MLIR file:") |
| |
| mlir_file = Path("mlir/self_attn_with_consts_linalg_dialect.mlir") |
| if not mlir_file.exists(): |
| print("❌ MLIR file not found!") |
| return False |
| |
| try: |
| |
| cmd = ['mlir-opt', str(mlir_file)] |
| result = subprocess.run(cmd, capture_output=True, text=True) |
| |
| if result.returncode == 0: |
| print("✅ MLIR file parses correctly") |
| |
| |
| cmd = ['mlir-opt', str(mlir_file), '--canonicalize'] |
| result = subprocess.run(cmd, capture_output=True, text=True) |
| |
| if result.returncode == 0: |
| print("✅ Basic optimization works") |
| |
| |
| if shutil.which('mlir-translate'): |
| cmd = ['mlir-translate', '--mlir-to-llvmir', str(mlir_file)] |
| result = subprocess.run(cmd, capture_output=True, text=True) |
| |
| if result.returncode == 0: |
| print("✅ LLVM translation works!") |
| print(f" LLVM IR size: {len(result.stdout)} chars") |
| return True |
| else: |
| print("❌ LLVM translation failed:") |
| print(f" Error: {result.stderr[:500]}...") |
| return False |
| else: |
| print("⚠️ mlir-translate not available") |
| return False |
| else: |
| print("❌ Basic optimization failed:") |
| print(f" Error: {result.stderr}") |
| return False |
| else: |
| print("❌ MLIR file parsing failed:") |
| print(f" Error: {result.stderr}") |
| return False |
| |
| except Exception as e: |
| print(f"❌ Error testing MLIR file: {e}") |
| return False |
|
|
| def suggest_fixes(): |
| """Suggest ways to enable real execution""" |
| print("\n💡 Suggestions to enable real execution:") |
| |
| available = check_mlir_tools() |
| |
| if not available.get('mlir-translate'): |
| print("1. Install mlir-translate:") |
| print(" - Build LLVM/MLIR with: cmake -DLLVM_ENABLE_PROJECTS='mlir' ...") |
| print(" - Or install via package manager if available") |
| |
| if not available.get('clang') and not available.get('gcc'): |
| print("2. Install a C compiler (clang or gcc)") |
| |
| print("3. Alternative: Improve the simulation") |
| print(" - Use more sophisticated IR analysis") |
| print(" - Measure compilation time more accurately") |
| print(" - Add pass-specific performance heuristics") |
|
|
| def main(): |
| print("🚀 MLIR Real Execution Debug Tool") |
| print("=" * 50) |
| |
| available = check_mlir_tools() |
| |
| if available.get('mlir-translate'): |
| if test_mlir_translate(): |
| test_actual_mlir_file() |
| |
| suggest_fixes() |
| |
| print("\n🎯 Quick fixes for better performance measurement:") |
| print("1. Use compilation time as a proxy for optimization effectiveness") |
| print("2. Analyze IR characteristics (instruction count, loop nesting)") |
| print("3. Implement pass-specific performance models") |
|
|
| if __name__ == "__main__": |
| main() |
