diff options
Diffstat (limited to 'ethosu/vela/test/test_compiler_driver.py')
-rw-r--r-- | ethosu/vela/test/test_compiler_driver.py | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/ethosu/vela/test/test_compiler_driver.py b/ethosu/vela/test/test_compiler_driver.py new file mode 100644 index 00000000..56a90c47 --- /dev/null +++ b/ethosu/vela/test/test_compiler_driver.py @@ -0,0 +1,44 @@ +# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved. +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed under the Apache License, Version 2.0 (the License); you may +# not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an AS IS BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# Description: +# Unit tests for compiler driver +from ethosu.vela.compiler_driver import next_sram_factor + + +def test_next_sram_factor(): + lower = 0.7 + assert (1.0, False) == next_sram_factor([]) + assert (None, False) == next_sram_factor([True]) + assert (lower, True) == next_sram_factor([False]) + assert ((1 + lower) / 2, True) == next_sram_factor([False, True]) + assert (lower / 2, True) == next_sram_factor([False, False]) + # Tests next_sram_factor for a range of simulated allocator efficiencies + for i in range(20): + allocator_factor = i / 20.0 # The simulated allocator efficiency + alloc_results = [] + bisected_factor = 0 # The end result of the bisect search + while True: + factor, dry_test = next_sram_factor(alloc_results) + if factor is None: + break + alloc_result = factor < allocator_factor + if alloc_result and not dry_test: + bisected_factor = factor + alloc_results.append(alloc_result) + assert len(alloc_results) < 100 + assert bisected_factor <= allocator_factor + assert abs(bisected_factor - allocator_factor) < 0.02 |