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Diffstat (limited to 'tests/test_backend_vela_compiler.py')
| -rw-r--r-- | tests/test_backend_vela_compiler.py | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/tests/test_backend_vela_compiler.py b/tests/test_backend_vela_compiler.py new file mode 100644 index 0000000..40268ae --- /dev/null +++ b/tests/test_backend_vela_compiler.py @@ -0,0 +1,163 @@ +# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates. +# SPDX-License-Identifier: Apache-2.0 +"""Tests for module vela/compiler.""" +from pathlib import Path + +from ethosu.vela.compiler_driver import TensorAllocator +from ethosu.vela.scheduler import OptimizationStrategy + +from mlia.backend.vela.compiler import optimize_model +from mlia.backend.vela.compiler import OptimizedModel +from mlia.backend.vela.compiler import VelaCompiler +from mlia.backend.vela.compiler import VelaCompilerOptions +from mlia.devices.ethosu.config import EthosUConfiguration + + +def test_default_vela_compiler() -> None: + """Test default Vela compiler instance.""" + default_compiler_options = VelaCompilerOptions(accelerator_config="ethos-u55-256") + default_compiler = VelaCompiler(default_compiler_options) + + assert default_compiler.config_files is None + assert default_compiler.system_config == "internal-default" + assert default_compiler.memory_mode == "internal-default" + assert default_compiler.accelerator_config == "ethos-u55-256" + assert default_compiler.max_block_dependency == 3 + assert default_compiler.arena_cache_size is None + assert default_compiler.tensor_allocator == TensorAllocator.HillClimb + assert default_compiler.cpu_tensor_alignment == 16 + assert default_compiler.optimization_strategy == OptimizationStrategy.Performance + assert default_compiler.output_dir is None + + assert default_compiler.get_config() == { + "accelerator_config": "ethos-u55-256", + "system_config": "internal-default", + "core_clock": 500000000.0, + "axi0_port": "Sram", + "axi1_port": "OffChipFlash", + "memory_mode": "internal-default", + "const_mem_area": "Axi1", + "arena_mem_area": "Axi0", + "cache_mem_area": "Axi0", + "arena_cache_size": 4294967296, + "permanent_storage_mem_area": "OffChipFlash", + "feature_map_storage_mem_area": "Sram", + "fast_storage_mem_area": "Sram", + "memory_area": { + "Sram": { + "clock_scales": 1.0, + "burst_length": 32, + "read_latency": 32, + "write_latency": 32, + }, + "Dram": { + "clock_scales": 1.0, + "burst_length": 1, + "read_latency": 0, + "write_latency": 0, + }, + "OnChipFlash": { + "clock_scales": 1.0, + "burst_length": 1, + "read_latency": 0, + "write_latency": 0, + }, + "OffChipFlash": { + "clock_scales": 0.125, + "burst_length": 128, + "read_latency": 64, + "write_latency": 64, + }, + }, + } + + +def test_vela_compiler_with_parameters(test_resources_path: Path) -> None: + """Test creation of Vela compiler instance with non-default params.""" + vela_ini_path = str(test_resources_path / "vela/sample_vela.ini") + + compiler_options = VelaCompilerOptions( + config_files=vela_ini_path, + system_config="Ethos_U65_High_End", + memory_mode="Shared_Sram", + accelerator_config="ethos-u65-256", + max_block_dependency=1, + arena_cache_size=10, + tensor_allocator="Greedy", + cpu_tensor_alignment=4, + optimization_strategy="Size", + output_dir="output", + ) + compiler = VelaCompiler(compiler_options) + + assert compiler.config_files == vela_ini_path + assert compiler.system_config == "Ethos_U65_High_End" + assert compiler.memory_mode == "Shared_Sram" + assert compiler.accelerator_config == "ethos-u65-256" + assert compiler.max_block_dependency == 1 + assert compiler.arena_cache_size == 10 + assert compiler.tensor_allocator == TensorAllocator.Greedy + assert compiler.cpu_tensor_alignment == 4 + assert compiler.optimization_strategy == OptimizationStrategy.Size + assert compiler.output_dir == "output" + + assert compiler.get_config() == { + "accelerator_config": "ethos-u65-256", + "system_config": "Ethos_U65_High_End", + "core_clock": 1000000000.0, + "axi0_port": "Sram", + "axi1_port": "Dram", + "memory_mode": "Shared_Sram", + "const_mem_area": "Axi1", + "arena_mem_area": "Axi0", + "cache_mem_area": "Axi0", + "arena_cache_size": 10, + "permanent_storage_mem_area": "Dram", + "feature_map_storage_mem_area": "Sram", + "fast_storage_mem_area": "Sram", + "memory_area": { + "Sram": { + "clock_scales": 1.0, + "burst_length": 32, + "read_latency": 32, + "write_latency": 32, + }, + "Dram": { + "clock_scales": 0.234375, + "burst_length": 128, + "read_latency": 500, + "write_latency": 250, + }, + "OnChipFlash": { + "clock_scales": 1.0, + "burst_length": 1, + "read_latency": 0, + "write_latency": 0, + }, + "OffChipFlash": { + "clock_scales": 1.0, + "burst_length": 1, + "read_latency": 0, + "write_latency": 0, + }, + }, + } + + +def test_compile_model(test_tflite_model: Path) -> None: + """Test model optimization.""" + compiler = VelaCompiler(EthosUConfiguration("ethos-u55-256").compiler_options) + + optimized_model = compiler.compile_model(test_tflite_model) + assert isinstance(optimized_model, OptimizedModel) + + +def test_optimize_model(tmp_path: Path, test_tflite_model: Path) -> None: + """Test model optimization and saving into file.""" + tmp_file = tmp_path / "temp.tflite" + + device = EthosUConfiguration("ethos-u55-256") + optimize_model(test_tflite_model, device.compiler_options, tmp_file.absolute()) + + assert tmp_file.is_file() + assert tmp_file.stat().st_size > 0 |