Add Docker containers to test NSIMD on different architectures

docker/aarch64/Dockerfile

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+# docker build . --tag eschnett/nsimd-aarch64
+# docker push eschnett/nsimd-aarch64
+# docker run eschnett/nsimd-aarch64
+
+FROM ubuntu:19.10
+
+ENV DEBIAN_FRONTEND=noninteractive 
+
+# John Milton was a polyglot
+RUN mkdir /milton
+WORKDIR /milton
+
+# Install system packages
+RUN apt-get update && \
+    apt-get --yes --no-install-recommends install \
+        apt-utils \
+        build-essential \
+        ca-certificates \
+        clang-format \
+        cmake \
+        crossbuild-essential-arm64 \
+        git \
+        perl \
+        python3 \
+        qemu-user \
+        && \
+    rm -rf /var/lib/apt/lists/*
+
+# TODO: install mpfr from scratch
+
+COPY run.sh /milton/run.sh
+
+CMD ./run.sh

docker/aarch64/run.sh

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+#!/bin/bash
+
+set -euxo pipefail
+
+# Download nsimd
+mkdir src
+cd src
+git clone https://github.com/agenium-scale/nsimd.git
+cd nsimd
+
+# Patch to create static libraries and executables
+perl -pi -e 's/SHARED/STATIC/' CMakeLists.txt
+perl -pi -e 's/LIBRARY DESTINATION/ARCHIVE DESTINATION/' CMakeLists.txt
+perl -pi -e 's/\$\{target\} \$\{libname\}/\$\{target\} \$\{libname\} "-static"/' CMakeLists.txt
+
+# Create source files
+python3 egg/hatch.py --all --force --simd=aarch64
+
+# Configure
+mkdir build
+cd build
+cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_C_COMPILER=aarch64-linux-gnu-gcc-9 -DCMAKE_CXX_COMPILER=aarch64-linux-gnu-g++-9 -DSIMD=AARCH64 -DCMAKE_INSTALL_PREFIX=/milton/nsimd ..
+
+# Build library
+make -j$(nproc)
+
+# Build tests
+make -j$(nproc) tests
+
+# Run tests
+ctest -V .
+
+# Install library
+make -j$(nproc) install

docker/armv7/Dockerfile

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+# docker build . --tag eschnett/nsimd-armv7
+# docker push eschnett/nsimd-armv7
+# docker run eschnett/nsimd-armv7
+
+FROM ubuntu:19.10
+
+ENV DEBIAN_FRONTEND=noninteractive 
+
+# John Milton was a polyglot
+RUN mkdir /milton
+WORKDIR /milton
+
+# Install system packages
+RUN apt-get update && \
+    apt-get --yes --no-install-recommends install \
+        ca-certificates \
+        clang-format \
+        cmake \
+        crossbuild-essential-armhf \
+        git \
+        perl \
+        python3 \
+        qemu-user \
+        && \
+    rm -rf /var/lib/apt/lists/*
+
+# TODO: install mpfr from scratch
+
+COPY run.sh /milton/run.sh
+
+CMD ./run.sh

docker/armv7/run.sh

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+#!/bin/bash
+
+set -euxo pipefail
+
+# Download nsimd
+mkdir src
+cd src
+git clone https://github.com/agenium-scale/nsimd.git
+cd nsimd
+
+# Patch to create static libraries and executables
+perl -pi -e 's/SHARED/STATIC/' CMakeLists.txt
+perl -pi -e 's/LIBRARY DESTINATION/ARCHIVE DESTINATION/' CMakeLists.txt
+perl -pi -e 's/\$\{target\} \$\{libname\}/\$\{target\} \$\{libname\} "-static"/' CMakeLists.txt
+
+# Create source files
+python3 egg/hatch.py --all --force --simd=neon128
+
+# Configure
+mkdir build
+cd build
+cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_C_COMPILER=arm-linux-gnueabihf-gcc-9 -DCMAKE_CXX_COMPILER=arm-linux-gnueabihf-g++-9 -DSIMD=NEON128 -DCMAKE_INSTALL_PREFIX=/milton/nsimd ..
+
+# Build library
+make -j$(nproc)
+
+# Build tests
+make -j$(nproc) tests
+
+# Run tests
+ctest -V .
+
+# Install library
+make -j$(nproc) install

docker/ppc/Dockerfile

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+# docker build . --tag eschnett/nsimd-ppc
+# docker push eschnett/nsimd-ppc
+# docker run eschnett/nsimd-ppc
+
+FROM ubuntu:19.10
+
+ENV DEBIAN_FRONTEND=noninteractive 
+
+# John Milton was a polyglot
+RUN mkdir /milton
+WORKDIR /milton
+
+# Install system packages
+RUN apt-get update && \
+    apt-get --yes --no-install-recommends install \
+        binutils-powerpc64-linux-gnu \
+        build-essential \
+        ca-certificates \
+        clang-format \
+        cmake \
+        crossbuild-essential-ppc64el \
+        git \
+        libfdt-dev \
+        libglib2.0-dev \
+        libpixman-1-dev \
+        perl \
+        pkg-config \
+        python \
+        python3 \
+        wget \
+        zlib1g-dev \
+        && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install qemu
+
+# We can't use Ubuntu's qemu, nor the released versions. This
+# PPC-specific bug <https://bugs.launchpad.net/qemu/+bug/1841990>
+# might be the reason.
+
+# qemu-4.1.0: illegal instruction
+# RUN mkdir src && \
+#     ( cd src && \
+#     wget https://download.qemu.org/qemu-4.1.0.tar.xz && \
+#     tar xJf qemu-4.1.0.tar.xz \
+#     cd qemu-4.1.0 && \
+#     ./configure --target-list=ppc64le-linux-user --prefix=/milton/qemu && \
+#     make -j$(nproc) && \
+#     make -j$(nproc) install && \
+#     true ) && \
+#     rm -rf src
+
+# qemu-4.0.1: build failure
+# RUN mkdir src && \
+#     ( cd src && \
+#     wget https://download.qemu.org/qemu-4.0.1.tar.xz && \
+#     tar xJf qemu-4.0.1.tar.xz && \
+#     cd qemu-4.0.1 && \
+#     ./configure --target-list=ppc64le-linux-user --prefix=/milton/qemu && \
+#     make -j$(nproc) && \
+#     make -j$(nproc) install && \
+#     true ) && \
+#     rm -rf src
+
+# qemu master
+RUN mkdir src && \
+    ( cd src && \
+    git clone https://git.qemu.org/git/qemu.git && \
+    cd qemu && \
+    git submodule init && \
+    git submodule update --recursive && \
+    ./configure --target-list=ppc64le-linux-user --prefix=/milton/qemu && \
+    make -j$(nproc) && \
+    make -j$(nproc) install && \
+    true ) && \
+    rm -rf src
+
+# TODO: install mpfr from scratch
+
+COPY run.sh /milton/run.sh
+
+CMD ./run.sh

docker/ppc/run.sh

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+#!/bin/bash
+
+set -euxo pipefail
+
+# Download nsimd
+mkdir src
+cd src
+git clone -b eschnett/vsx https://github.com/eschnett/nsimd.git
+cd nsimd
+
+# Patch to create static libraries and executables, and to run tests
+# with qemu
+perl -pi -e 's/SHARED/STATIC/' CMakeLists.txt
+perl -pi -e 's/LIBRARY DESTINATION/ARCHIVE DESTINATION/' CMakeLists.txt
+perl -pi -e 's/\$\{target\} \$\{libname\}/\$\{target\} \$\{libname\} "-static"/' CMakeLists.txt
+perl -pi -e 's/add_test\(NAME \$\{target\} COMMAND/add_test\(NAME \$\{target\} COMMAND \/milton\/qemu\/bin\/qemu-ppc64le -cpu power9/' CMakeLists.txt
+
+# Create source files
+python3 egg/hatch.py --all --force --simd=vsx
+
+# Configure
+mkdir build
+cd build
+cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_C_COMPILER=powerpc64le-linux-gnu-gcc-9 -DCMAKE_CXX_COMPILER=powerpc64le-linux-gnu-g++-9 -DCMAKE_C_FLAGS=-mcpu=power9 -DCMAKE_CXX_FLAGS=-mcpu=power9 -DSIMD=VSX -DCMAKE_INSTALL_PREFIX=/milton/nsimd ..
+
+# Build library
+make -j$(nproc)
+
+# Build tests
+make -j$(nproc) tests
+
+# Run tests
+ctest -V .
+
+# Install library
+make -j$(nproc) install