diff options
Diffstat (limited to 'files/riscv_script/prepare_toolchain_qemu.sh')
-rwxr-xr-x | files/riscv_script/prepare_toolchain_qemu.sh | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/files/riscv_script/prepare_toolchain_qemu.sh b/files/riscv_script/prepare_toolchain_qemu.sh new file mode 100755 index 00000000..2a901739 --- /dev/null +++ b/files/riscv_script/prepare_toolchain_qemu.sh @@ -0,0 +1,74 @@ +#!/bin/bash +set -ev + +# Download & build RISC-V Clang toolchain & QEMU emulator. +# RISC-V Clang is for cross compile with the RISC-V Vector ISA. +# RISC-V QEMU is used to run the test suite. +# +# Requirements: Linux host w/ working C++ compiler, git, cmake, ninja, wget, tar + +# NOTE: this script must be run from the top-level directory of the LIBYUV_SRC_DIR. + +RISCV_TRIPLE="riscv64-unknown-linux-gnu" +RISCV_QEMU="qemu-riscv64" + +LIBYUV_SRC_DIR=$(pwd) +BUILD_DIR="$LIBYUV_SRC_DIR"/build-toolchain-qemu +INSTALL_QEMU="$BUILD_DIR"/riscv-qemu +INSTALL_CLANG="$BUILD_DIR"/riscv-clang + +LLVM_VERSION="16.0.0" +LLVM_NAME=llvm-project-"$LLVM_VERSION".src + +RISCV_GNU_TOOLCHAIN="$BUILD_DIR"/riscv-gnu-toolchain +RISCV_CLANG_TOOLCHAIN="$BUILD_DIR"/"$LLVM_NAME" + +QEMU_NAME="qemu-7.0.0" + +mkdir -p "$BUILD_DIR" +cd "$BUILD_DIR" + +# Download and install RISC-V GNU Toolchain (needed to build Clang) +if [ ! -d "$RISCV_GNU_TOOLCHAIN" ] +then + git clone git@github.com:riscv/riscv-gnu-toolchain.git + pushd "$RISCV_GNU_TOOLCHAIN" + git submodule update --init --recursive + ./configure --with-cmodel=medany --prefix="$INSTALL_CLANG" + ionice nice make linux -j `nproc` install + popd +fi + +# Download Clang toolchain & build cross compiler +if [ ! -d "$RISCV_CLANG_TOOLCHAIN" ] +then + wget https://github.com/llvm/llvm-project/releases/download/llvmorg-"$LLVM_VERSION"/"$LLVM_NAME".tar.xz + tar xvJf "$LLVM_NAME".tar.xz + pushd "$RISCV_CLANG_TOOLCHAIN" + cmake -DCMAKE_INSTALL_PREFIX="$INSTALL_CLANG" \ + -DCMAKE_BUILD_TYPE=Release \ + -DLLVM_TARGETS_TO_BUILD="RISCV" \ + -DLLVM_ENABLE_PROJECTS="clang" \ + -DLLVM_DEFAULT_TARGET_TRIPLE="$RISCV_TRIPLE" \ + -DLLVM_INSTALL_TOOLCHAIN_ONLY=On \ + -DDEFAULT_SYSROOT=../sysroot \ + -G "Ninja" "$RISCV_CLANG_TOOLCHAIN"/llvm + ionice nice ninja -j `nproc` + ionice nice ninja -j `nproc` install + popd + pushd "$INSTALL_CLANG"/bin + ln -sf clang "$RISCV_TRIPLE"-clang + ln -sf clang++ "$RISCV_TRIPLE"-clang++ + popd +fi + +# Download QEMU and build the riscv64 Linux usermode emulator +if [ ! -d "$QEMU_NAME" ] +then + wget https://download.qemu.org/"$QEMU_NAME".tar.xz + tar xvJf "$QEMU_NAME".tar.xz + pushd "$QEMU_NAME" + ./configure --target-list=riscv64-linux-user --prefix="$INSTALL_QEMU" + ionice nice make -j `nproc` install + popd +fi |