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Re: [PATCH v2 2/2] gitlab: enable a very minimal build with the tricore
From: |
Alex Bennée |
Subject: |
Re: [PATCH v2 2/2] gitlab: enable a very minimal build with the tricore container |
Date: |
Tue, 20 Jul 2021 10:14:05 +0100 |
User-agent: |
mu4e 1.5.14; emacs 28.0.50 |
Richard Henderson <richard.henderson@linaro.org> writes:
> On 7/19/21 11:48 AM, Alex Bennée wrote:
>> diff --git a/tests/docker/dockerfiles/debian-tricore-cross.docker
>> b/tests/docker/dockerfiles/debian-tricore-cross.docker
>> index 985925134c..4ea9112289 100644
>> --- a/tests/docker/dockerfiles/debian-tricore-cross.docker
>> +++ b/tests/docker/dockerfiles/debian-tricore-cross.docker
>> @@ -15,9 +15,39 @@ RUN git clone --single-branch \
>> https://github.com/bkoppelmann/tricore-binutils.git \
>> /usr/src/binutils && \
>> cd /usr/src/binutils && chmod +x missing && \
>> - CFLAGS=-w ./configure --prefix=/usr --disable-nls --target=tricore && \
>> - make && make install && \
>> - rm -rf /usr/src/binutils
>> + CFLAGS=-w ./configure --prefix=/usr/local --disable-nls
>> --target=tricore && \
>> + make && make install
>> -# This image isn't designed for building QEMU but building tests
>> -ENV QEMU_CONFIGURE_OPTS --disable-system --disable-user
>> +FROM debian:buster-slim
>> +# Duplicate deb line as deb-src
>> +RUN cat /etc/apt/sources.list | sed "s/^deb\ /deb-src /" >>
>> /etc/apt/sources.list
>> +# Install very minimal QEMU build deps for use in CI
>> +# $ lcitool variables debian-10 qemu+minimal
>> +RUN apt update && \
>
> Is there really an advantage here above basing this on debian-amd64?
It's mostly about reducing size. The current qemu/debian10 based image
takes:
794Mb
and can't even build a simple qemu because of missing dev libraries.
Where as the split build approach results in an image that is:
604Mb
However if I build the whole thing as one I can get it down to:
580MB
#
# Docker TriCore cross-compiler target
#
# This docker target builds on the Debian Buster base image but
# doesn't inherit from the common one to avoid bringing in unneeded
# dependencies.
#
# Copyright (c) 2018 Philippe Mathieu-Daudé
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
FROM docker.io/library/debian:buster-slim
MAINTAINER Philippe Mathieu-Daudé <f4bug@amsat.org>
RUN apt update && \
DEBIAN_FRONTEND=noninteractive apt install -yy eatmydata && \
DEBIAN_FRONTEND=noninteractive eatmydata apt install -yy \
bzip2 \
ca-certificates \
ccache \
g++ \
gcc \
git \
libglib2.0-dev \
libpixman-1-dev \
libtest-harness-perl \
locales \
make \
ninja-build \
perl-base \
pkgconf \
python3-pip \
python3-setuptools \
python3-wheel
RUN git clone --single-branch \
https://github.com/bkoppelmann/tricore-binutils.git \
/usr/src/binutils && \
cd /usr/src/binutils && chmod +x missing && \
CFLAGS=-w ./configure --prefix=/usr/local --disable-nls --target=tricore &&
\
make && make install && \
rm -rf /usr/src/binutils
# This image can only build a very minimal QEMU as well as the tests
ENV DEF_TARGET_LIST tricore-softmmu
ENV QEMU_CONFIGURE_OPTS --disable-user --disable-tools --disable-fdt
>
>
> r~
--
Alex Bennée