| #!/bin/bash -e |
| |
| # Copyright 2019 Google Inc. All rights reserved. |
| # |
| # 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 |
| # |
| # http://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. |
| |
| # Script to generate a symbol ordering file that sorts bss section symbols by |
| # their sizes. |
| # Inputs: |
| # Environment: |
| # CROSS_COMPILE: prefix added to nm tools |
| # Arguments: |
| # $1: Input ELF file |
| # $2: Output symbol ordering file |
| |
| set -o pipefail |
| |
| ${CROSS_COMPILE}nm --size-sort $1 | awk '{if ($2 == "b" || $2 == "B") print $3}' > $2 |