1# Copyright 2012 the V8 project authors. All rights reserved.
2# Redistribution and use in source and binary forms, with or without
3# modification, are permitted provided that the following conditions are
4# met:
5#
6#     * Redistributions of source code must retain the above copyright
7#       notice, this list of conditions and the following disclaimer.
8#     * Redistributions in binary form must reproduce the above
9#       copyright notice, this list of conditions and the following
10#       disclaimer in the documentation and/or other materials provided
11#       with the distribution.
12#     * Neither the name of Google Inc. nor the names of its
13#       contributors may be used to endorse or promote products derived
14#       from this software without specific prior written permission.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28# Those definitions should be consistent with the main Makefile
29ANDROID_ARCHES = android_ia32 android_arm android_arm64 android_mipsel android_x87
30MODES = release debug
31
32# Generates all combinations of ANDROID ARCHES and MODES,
33# e.g. "android_ia32.release" or "android_arm.release"
34ANDROID_BUILDS = $(foreach mode,$(MODES), \
35                   $(addsuffix .$(mode),$(ANDROID_ARCHES)))
36
37HOST_OS = $(shell uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')
38ANDROID_NDK_HOST_ARCH ?= $(shell uname -m | sed -e 's/i[3456]86/x86/')
39ifeq ($(HOST_OS), linux)
40  TOOLCHAIN_DIR = linux-$(ANDROID_NDK_HOST_ARCH)
41else
42  ifeq ($(HOST_OS), mac)
43    TOOLCHAIN_DIR = darwin-$(ANDROID_NDK_HOST_ARCH)
44  else
45    $(error Host platform "${HOST_OS}" is not supported)
46  endif
47endif
48
49ifeq ($(ARCH), android_arm)
50  DEFINES  = target_arch=arm v8_target_arch=arm android_target_arch=arm android_target_platform=14
51  DEFINES += arm_neon=0 arm_version=7
52  TOOLCHAIN_ARCH = arm-linux-androideabi
53  TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
54  TOOLCHAIN_VER = 4.8
55else
56  ifeq ($(ARCH), android_arm64)
57    DEFINES  = target_arch=arm64 v8_target_arch=arm64 android_target_arch=arm64 android_target_platform=L
58    TOOLCHAIN_ARCH = aarch64-linux-android
59    TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
60    TOOLCHAIN_VER = 4.9
61  else
62    ifeq ($(ARCH), android_mipsel)
63      DEFINES  = target_arch=mipsel v8_target_arch=mipsel android_target_platform=14
64      DEFINES += android_target_arch=mips mips_arch_variant=mips32r2
65      TOOLCHAIN_ARCH = mipsel-linux-android
66      TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
67      TOOLCHAIN_VER = 4.8
68
69    else
70      ifeq ($(ARCH), android_ia32)
71        DEFINES = target_arch=ia32 v8_target_arch=ia32 android_target_arch=x86 android_target_platform=14
72        TOOLCHAIN_ARCH = x86
73        TOOLCHAIN_PREFIX = i686-linux-android
74        TOOLCHAIN_VER = 4.8
75      else
76        ifeq ($(ARCH), android_x87)
77          DEFINES = target_arch=x87 v8_target_arch=x87 android_target_arch=x86 android_target_platform=14
78          TOOLCHAIN_ARCH = x86
79          TOOLCHAIN_PREFIX = i686-linux-android
80          TOOLCHAIN_VER = 4.8
81	else
82          $(error Target architecture "${ARCH}" is not supported)
83        endif
84      endif
85    endif
86  endif
87endif
88
89TOOLCHAIN_PATH = \
90    ${ANDROID_NDK_ROOT}/toolchains/${TOOLCHAIN_ARCH}-${TOOLCHAIN_VER}/prebuilt
91ANDROID_TOOLCHAIN ?= ${TOOLCHAIN_PATH}/${TOOLCHAIN_DIR}
92
93ifeq ($(wildcard $(ANDROID_TOOLCHAIN)),)
94  $(error Cannot find Android toolchain in "${ANDROID_TOOLCHAIN}".  Please \
95          check that ANDROID_NDK_ROOT and ANDROID_NDK_HOST_ARCH are set    \
96          correctly)
97endif
98
99# For mksnapshot host generation.
100DEFINES += host_os=${HOST_OS}
101DEFINES += OS=android
102
103.SECONDEXPANSION:
104$(ANDROID_BUILDS): $(OUTDIR)/Makefile.$$@
105	@$(MAKE) -C "$(OUTDIR)" -f Makefile.$@ \
106	          CXX="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-g++" \
107	          AR="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-ar" \
108	          RANLIB="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-ranlib" \
109	          CC="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-gcc" \
110	          LD="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-ld" \
111	          LINK="$(ANDROID_TOOLCHAIN)/bin/${TOOLCHAIN_PREFIX}-g++" \
112	          BUILDTYPE=$(shell echo $(subst .,,$(suffix $@)) | \
113	                      python -c "print raw_input().capitalize()") \
114	          builddir="$(shell pwd)/$(OUTDIR)/$@"
115
116# Android GYP file generation targets.
117ANDROID_MAKEFILES = $(addprefix $(OUTDIR)/Makefile.,$(ANDROID_BUILDS))
118$(ANDROID_MAKEFILES):
119	GYP_GENERATORS=make-android \
120	GYP_DEFINES="${DEFINES}" \
121	CC="${ANDROID_TOOLCHAIN}/bin/${TOOLCHAIN_PREFIX}-gcc" \
122	CXX="${ANDROID_TOOLCHAIN}/bin/${TOOLCHAIN_PREFIX}-g++" \
123	PYTHONPATH="$(shell pwd)/tools/generate_shim_headers:$(shell pwd)/build:$(PYTHONPATH)" \
124	build/gyp/gyp --generator-output="${OUTDIR}" build/all.gyp \
125	              -Ibuild/standalone.gypi --depth=. -Ibuild/android.gypi \
126	              -S$(suffix $(basename $@))$(suffix $@) ${GYPFLAGS}
127