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Unified Diff: build/android.gypi

Issue 9179009: Add Android cross-compilation support to top-level Makefile (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 11 months ago
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Index: build/android.gypi
diff --git a/build/android.gypi b/build/android.gypi
new file mode 100644
index 0000000000000000000000000000000000000000..ffd06484f7ea5118bce6f917297bd39af6944ab4
--- /dev/null
+++ b/build/android.gypi
@@ -0,0 +1,225 @@
+# Copyright 2012 the V8 project authors. All rights reserved.
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following
+# disclaimer in the documentation and/or other materials provided
+# with the distribution.
+# * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Definitions for building standalone V8 binaries to run on Android.
+# This is mostly excerpted from:
+# http://src.chromium.org/viewvc/chrome/trunk/src/build/common.gypi
+
+{
+ 'variables': {
+ # Location of Android NDK.
+ 'variables': {
+ 'variables': {
+ 'android_ndk_root%': '<!(/bin/echo -n $ANDROID_NDK_ROOT)',
+ 'android_target_arch%': 'arm', # target_arch in android terms.
+
+ # Switch between different build types, currently only '0' is
+ # supported.
+ 'android_build_type%': 0,
+ },
+ 'android_ndk_root%': '<(android_ndk_root)',
+ 'android_ndk_sysroot': '<(android_ndk_root)/platforms/android-9/arch-<(android_target_arch)',
+ 'android_build_type%': '<(android_build_type)',
+ },
+ 'android_ndk_root%': '<(android_ndk_root)',
+ 'android_ndk_sysroot': '<(android_ndk_sysroot)',
+ 'android_ndk_include': '<(android_ndk_sysroot)/usr/include',
+ 'android_ndk_lib': '<(android_ndk_sysroot)/usr/lib',
+ # Enable to use the system stlport, otherwise statically
+ # link the NDK one?
+ 'use_system_stlport%': '<(android_build_type)',
+ 'android_stlport_library': 'stlport_static',
+ # Copy it out one scope.
+ 'android_build_type%': '<(android_build_type)',
+
+ 'OS': 'android',
+ 'target_arch': 'arm',
+ 'v8_target_arch': 'arm',
+ 'armv7': 1,
+ 'arm_neon': 0,
+ 'arm_fpu': 'vfpv3',
+ }, # variables
+ 'target_defaults': {
+ 'defines': [
+ 'ANDROID',
+ 'V8_ANDROID_LOG_STDOUT',
+ ],
+ 'configurations': {
+ 'Release': {
+ 'cflags!': [
+ '-O2',
+ '-Os',
+ ],
+ 'cflags': [
+ '-fdata-sections',
+ '-ffunction-sections',
+ '-fomit-frame-pointer',
+ '-O3',
+ ],
+ }, # Release
+ }, # configurations
+ 'cflags': [ '-Wno-abi', '-Wall', '-W', '-Wno-unused-parameter',
+ '-Wnon-virtual-dtor', '-fno-rtti', '-fno-exceptions', ],
+ 'target_conditions': [
+ ['_toolset=="target"', {
+ 'cflags!': [
+ '-pthread', # Not supported by Android toolchain.
+ ],
+ 'cflags': [
+ '-U__linux__', # Don't allow toolchain to claim -D__linux__
+ '-ffunction-sections',
+ '-funwind-tables',
+ '-fstack-protector',
+ '-fno-short-enums',
+ '-finline-limit=64',
+ '-Wa,--noexecstack',
+ '-Wno-error=non-virtual-dtor', # TODO(michaelbai): Fix warnings.
+ # Note: This include is in cflags to ensure that it comes after
+ # all of the includes.
+ '-I<(android_ndk_include)',
+ '-march=armv7-a',
+ '-mtune=cortex-a8',
+ '-mfpu=vfp3',
+ ],
+ 'defines': [
+ 'ANDROID',
+ #'__GNU_SOURCE=1', # Necessary for clone()
+ 'USE_STLPORT=1',
+ '_STLP_USE_PTR_SPECIALIZATIONS=1',
+ 'HAVE_OFF64_T',
+ 'HAVE_SYS_UIO_H',
+ 'ANDROID_BINSIZE_HACK', # Enable temporary hacks to reduce binsize.
+ ],
+ 'ldflags!': [
+ '-pthread', # Not supported by Android toolchain.
+ ],
+ 'ldflags': [
+ '-nostdlib',
+ '-Wl,--no-undefined',
+ '-Wl,--icf=safe', # Enable identical code folding to reduce size
+ # Don't export symbols from statically linked libraries.
+ '-Wl,--exclude-libs=ALL',
+ ],
+ 'libraries!': [
+ '-lrt', # librt is built into Bionic.
+ # Not supported by Android toolchain.
+ # Where do these come from? Can't find references in
+ # any Chromium gyp or gypi file. Maybe they come from
+ # gyp itself?
+ '-lpthread', '-lnss3', '-lnssutil3', '-lsmime3', '-lplds4', '-lplc4', '-lnspr4',
+ ],
+ 'libraries': [
+ '-l<(android_stlport_library)',
+ # Manually link the libgcc.a that the cross compiler uses.
+ '<!($CC -print-libgcc-file-name)',
+ '-lc',
+ '-ldl',
+ '-lstdc++',
+ '-lm',
+ ],
+ 'conditions': [
+ ['android_build_type==0', {
+ 'ldflags': [
+ '-Wl,-rpath-link=<(android_ndk_lib)',
+ '-L<(android_ndk_lib)',
+ ],
+ }],
+ # NOTE: The stlport header include paths below are specified in
+ # cflags rather than include_dirs because they need to come
+ # after include_dirs. Think of them like system headers, but
+ # don't use '-isystem' because the arm-linux-androideabi-4.4.3
+ # toolchain (circa Gingerbread) will exhibit strange errors.
+ # The include ordering here is important; change with caution.
+ ['use_system_stlport==0', {
+ 'cflags': [
+ '-I<(android_ndk_root)/sources/cxx-stl/stlport/stlport',
+ ],
+ 'conditions': [
+ ['target_arch=="arm" and armv7==1', {
+ 'ldflags': [
+ '-L<(android_ndk_root)/sources/cxx-stl/stlport/libs/armeabi-v7a',
+ ],
+ }],
+ ['target_arch=="arm" and armv7==0', {
+ 'ldflags': [
+ '-L<(android_ndk_root)/sources/cxx-stl/stlport/libs/armeabi',
+ ],
+ }],
+ ['target_arch=="ia32"', {
+ 'ldflags': [
+ '-L<(android_ndk_root)/sources/cxx-stl/stlport/libs/x86',
+ ],
+ }],
+ ],
+ }],
+ ['target_arch=="ia32"', {
+ # The x86 toolchain currently has problems with stack-protector.
+ 'cflags!': [
+ '-fstack-protector',
+ ],
+ 'cflags': [
+ '-fno-stack-protector',
+ ],
+ }],
+ ],
+ 'target_conditions': [
+ ['_type=="executable"', {
+ 'ldflags': [
+ '-Bdynamic',
+ '-Wl,-dynamic-linker,/system/bin/linker',
+ '-Wl,--gc-sections',
+ '-Wl,-z,nocopyreloc',
+ # crtbegin_dynamic.o should be the last item in ldflags.
+ '<(android_ndk_lib)/crtbegin_dynamic.o',
+ ],
+ 'libraries': [
+ # crtend_android.o needs to be the last item in libraries.
+ # Do not add any libraries after this!
+ '<(android_ndk_lib)/crtend_android.o',
+ ],
+ }],
+ ['_type=="shared_library"', {
+ 'ldflags': [
+ '-Wl,-shared,-Bsymbolic',
+ ],
+ }],
+ ],
+ }], # _toolset=="target"
+ # Settings for building host targets using the system toolchain.
+ ['_toolset=="host"', {
+ 'cflags': [ '-m32', '-pthread' ],
+ 'ldflags': [ '-m32', '-pthread' ],
+ 'ldflags!': [
+ '-Wl,-z,noexecstack',
+ '-Wl,--gc-sections',
+ '-Wl,-O1',
+ '-Wl,--as-needed',
+ ],
+ }],
+ ], # target_conditions
+ }, # target_defaults
+}
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