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# Copyright 2013 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/android/config.gni")
import("//build/config/clang/clang.gni")
import("//build/config/sysroot.gni") # Imports android/config.gni.
import("//build/toolchain/gcc_toolchain.gni")
declare_args() {
# Whether unstripped binaries, i.e. compiled with debug symbols, should be
# considered runtime_deps rather than stripped ones.
android_unstripped_runtime_outputs = true
}
# The Android clang toolchains share most of the same parameters, so we have this
# wrapper around gcc_toolchain to avoid duplication of logic.
#
# Parameters:
# - toolchain_root
# Path to cpu-specific toolchain within the ndk.
# - sysroot
# Sysroot for this architecture.
# - lib_dir
# Subdirectory inside of sysroot where libs go.
# - binary_prefix
# Prefix of compiler executables.
template("android_clang_toolchain") {
gcc_toolchain(target_name) {
assert(defined(invoker.toolchain_args),
"toolchain_args must be defined for android_clang_toolchain()")
toolchain_args = invoker.toolchain_args
toolchain_args.current_os = "android"
# Output linker map files for binary size analysis.
enable_linker_map = true
# Make our manually injected libs relative to the build dir.
_ndk_lib =
rebase_path(invoker.sysroot + "/" + invoker.lib_dir, root_build_dir)
libs_section_prefix = "$_ndk_lib/crtbegin_dynamic.o"
libs_section_postfix = "$_ndk_lib/crtend_android.o"
solink_libs_section_prefix = "$_ndk_lib/crtbegin_so.o"
solink_libs_section_postfix = "$_ndk_lib/crtend_so.o"
_android_tool_prefix =
"${invoker.toolchain_root}/bin/${invoker.binary_prefix}-"
# The tools should be run relative to the build dir.
_tool_prefix = rebase_path("$_android_tool_prefix", root_build_dir)
_prefix = rebase_path("$clang_base_path/bin", root_build_dir)
cc = "$_prefix/clang"
cxx = "$_prefix/clang++"
ar = "$_prefix/llvm-ar"
ld = cxx
readelf = _tool_prefix + "readelf"
nm = _tool_prefix + "nm"
strip = rebase_path("//buildtools/third_party/eu-strip/bin/eu-strip",
root_build_dir)
use_unstripped_as_runtime_outputs = android_unstripped_runtime_outputs
# Don't use .cr.so for loadable_modules since they are always loaded via
# absolute path.
loadable_module_extension = ".so"
}
}
android_clang_toolchain("android_clang_x86") {
toolchain_root = x86_android_toolchain_root
sysroot = "$android_ndk_root/$x86_android_sysroot_subdir"
lib_dir = "usr/lib"
binary_prefix = "i686-linux-android"
toolchain_args = {
current_cpu = "x86"
# We lack the libclang_rt.profile library for x86 and x86_64, so we cannot
# link any binaries that are generated with coverage instrumentation.
# Therefore we need to turn off 'use_clang_coverage' for this toolchain.
# TODO(crbug.com/865376)
use_clang_coverage = false
}
}
android_clang_toolchain("android_clang_arm") {
toolchain_root = arm_android_toolchain_root
sysroot = "$android_ndk_root/$arm_android_sysroot_subdir"
lib_dir = "usr/lib"
binary_prefix = "arm-linux-androideabi"
toolchain_args = {
current_cpu = "arm"
}
}
android_clang_toolchain("android_clang_mipsel") {
toolchain_root = mips_android_toolchain_root
sysroot = "$android_ndk_root/$mips_android_sysroot_subdir"
lib_dir = "usr/lib"
binary_prefix = "mipsel-linux-android"
toolchain_args = {
current_cpu = "mipsel"
}
}
android_clang_toolchain("android_clang_x64") {
toolchain_root = x86_64_android_toolchain_root
sysroot = "$android_ndk_root/$x86_64_android_sysroot_subdir"
lib_dir = "usr/lib64"
binary_prefix = "x86_64-linux-android"
toolchain_args = {
current_cpu = "x64"
# We lack the libclang_rt.profile library for x86 and x86_64, so we cannot
# link any binaries that are generated with coverage instrumentation.
# Therefore we need to turn off 'use_clang_coverage' for this toolchain.
# TODO(crbug.com/865376)
use_clang_coverage = false
}
}
android_clang_toolchain("android_clang_arm64") {
toolchain_root = arm64_android_toolchain_root
sysroot = "$android_ndk_root/$arm64_android_sysroot_subdir"
lib_dir = "usr/lib"
binary_prefix = "aarch64-linux-android"
toolchain_args = {
current_cpu = "arm64"
}
}
android_clang_toolchain("android_clang_mips64el") {
toolchain_root = mips64_android_toolchain_root
sysroot = "$android_ndk_root/$mips64_android_sysroot_subdir"
lib_dir = "usr/lib64"
binary_prefix = "mips64el-linux-android"
toolchain_args = {
current_cpu = "mips64el"
}
}
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