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Ian Rogersafd9acc2014-06-17 08:21:54 -07001#
2# Copyright (C) 2011 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8# http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17ifndef ANDROID_COMMON_BUILD_MK
18ANDROID_COMMON_BUILD_MK = true
19
20include art/build/Android.common.mk
21
22# These can be overridden via the environment or by editing to
23# enable/disable certain build configuration.
24#
25# For example, to disable everything but the host debug build you use:
26#
27# (export ART_BUILD_TARGET_NDEBUG=false && export ART_BUILD_TARGET_DEBUG=false && export ART_BUILD_HOST_NDEBUG=false && ...)
28#
29# Beware that tests may use the non-debug build for performance, notable 055-enum-performance
30#
31ART_BUILD_TARGET_NDEBUG ?= true
32ART_BUILD_TARGET_DEBUG ?= true
33ART_BUILD_HOST_NDEBUG ?= true
34ART_BUILD_HOST_DEBUG ?= true
35
36ifeq ($(ART_BUILD_TARGET_NDEBUG),false)
37$(info Disabling ART_BUILD_TARGET_NDEBUG)
38endif
39ifeq ($(ART_BUILD_TARGET_DEBUG),false)
40$(info Disabling ART_BUILD_TARGET_DEBUG)
41endif
42ifeq ($(ART_BUILD_HOST_NDEBUG),false)
43$(info Disabling ART_BUILD_HOST_NDEBUG)
44endif
45ifeq ($(ART_BUILD_HOST_DEBUG),false)
46$(info Disabling ART_BUILD_HOST_DEBUG)
47endif
48
49#
50# Used to enable smart mode
51#
52ART_SMALL_MODE := false
53ifneq ($(wildcard art/SMALL_ART),)
54$(info Enabling ART_SMALL_MODE because of existence of art/SMALL_ART)
55ART_SMALL_MODE := true
56endif
57ifeq ($(WITH_ART_SMALL_MODE), true)
58ART_SMALL_MODE := true
59endif
60
61#
62# Used to enable SEA mode
63#
64ART_SEA_IR_MODE := false
65ifneq ($(wildcard art/SEA_IR_ART),)
66$(info Enabling ART_SEA_IR_MODE because of existence of art/SEA_IR_ART)
67ART_SEA_IR_MODE := true
68endif
69ifeq ($(WITH_ART_SEA_IR_MODE), true)
70ART_SEA_IR_MODE := true
71endif
72
73#
74# Used to enable portable mode
75#
76ART_USE_PORTABLE_COMPILER := false
77ifneq ($(wildcard art/USE_PORTABLE_COMPILER),)
78$(info Enabling ART_USE_PORTABLE_COMPILER because of existence of art/USE_PORTABLE_COMPILER)
79ART_USE_PORTABLE_COMPILER := true
80endif
81ifeq ($(WITH_ART_USE_PORTABLE_COMPILER),true)
82$(info Enabling ART_USE_PORTABLE_COMPILER because WITH_ART_USE_PORTABLE_COMPILER=true)
83ART_USE_PORTABLE_COMPILER := true
84endif
85
86#
87# Used to enable optimizing compiler
88#
89ART_USE_OPTIMIZING_COMPILER := false
90ifneq ($(wildcard art/USE_OPTIMIZING_COMPILER),)
91$(info Enabling ART_USE_OPTIMIZING_COMPILER because of existence of art/USE_OPTIMIZING_COMPILER)
92ART_USE_OPTIMIZING_COMPILER := true
93endif
94ifeq ($(WITH_ART_USE_OPTIMIZING_COMPILER), true)
95ART_USE_OPTIMIZING_COMPILER := true
96endif
97
98ifeq ($(ART_USE_OPTIMIZING_COMPILER),true)
99DEX2OAT_FLAGS := --compiler-backend=Optimizing
100DALVIKVM_FLAGS += -Xcompiler-option --compiler-backend=Optimizing
101endif
102
103#
104# Used to change the default GC. Valid values are CMS, SS, GSS. The default is CMS.
105#
106ART_DEFAULT_GC_TYPE ?= CMS
107ART_DEFAULT_GC_TYPE_CFLAGS := -DART_DEFAULT_GC_TYPE_IS_$(ART_DEFAULT_GC_TYPE)
108
109ifeq ($(ART_USE_PORTABLE_COMPILER),true)
110 LLVM_ROOT_PATH := external/llvm
111 # Don't fail a dalvik minimal host build.
112 -include $(LLVM_ROOT_PATH)/llvm.mk
113endif
114
115# Clang build support.
116
117# Host.
118ART_HOST_CLANG := false
119ifneq ($(WITHOUT_HOST_CLANG),true)
120 # By default, host builds use clang for better warnings.
121 ART_HOST_CLANG := true
122endif
123
Sebastien Hertzea521dc2014-06-25 18:50:01 +0200124# Clang on the target. Target builds use GCC by default.
Ian Rogersafd9acc2014-06-17 08:21:54 -0700125ART_TARGET_CLANG :=
126ART_TARGET_CLANG_arm :=
Sebastien Hertzea521dc2014-06-25 18:50:01 +0200127ART_TARGET_CLANG_arm64 :=
Ian Rogersafd9acc2014-06-17 08:21:54 -0700128ART_TARGET_CLANG_mips :=
129ART_TARGET_CLANG_x86 :=
130ART_TARGET_CLANG_x86_64 :=
131
132define set-target-local-clang-vars
133 LOCAL_CLANG := $(ART_TARGET_CLANG)
134 $(foreach arch,$(ART_TARGET_SUPPORTED_ARCH),
135 ifneq ($$(ART_TARGET_CLANG_$(arch)),)
136 LOCAL_CLANG_$(arch) := $$(ART_TARGET_CLANG_$(arch))
137 endif)
138endef
139
140ART_CPP_EXTENSION := .cc
141
Ian Rogersafd9acc2014-06-17 08:21:54 -0700142ART_C_INCLUDES := \
143 external/gtest/include \
144 external/valgrind/main/include \
145 external/valgrind/main \
146 external/vixl/src \
147 external/zlib \
148 frameworks/compile/mclinker/include
149
150art_cflags := \
151 -fno-rtti \
152 -std=gnu++11 \
153 -ggdb3 \
154 -Wall \
155 -Werror \
156 -Wextra \
157 -Wno-sign-promo \
158 -Wno-unused-parameter \
159 -Wstrict-aliasing \
160 -fstrict-aliasing
161
162ART_TARGET_CLANG_CFLAGS :=
163ART_TARGET_CLANG_CFLAGS_arm :=
164ART_TARGET_CLANG_CFLAGS_arm64 :=
165ART_TARGET_CLANG_CFLAGS_mips :=
166ART_TARGET_CLANG_CFLAGS_x86 :=
167ART_TARGET_CLANG_CFLAGS_x86_64 :=
168
169# these are necessary for Clang ARM64 ART builds
170ART_TARGET_CLANG_CFLAGS_arm64 += \
171 -Wno-implicit-exception-spec-mismatch \
172 -DNVALGRIND \
173 -Wno-unused-value
174
175ifeq ($(ART_SMALL_MODE),true)
176 art_cflags += -DART_SMALL_MODE=1
177endif
178
179ifeq ($(ART_SEA_IR_MODE),true)
180 art_cflags += -DART_SEA_IR_MODE=1
181endif
182
183art_non_debug_cflags := \
184 -O3
185
186ifeq ($(HOST_OS),linux)
187 art_non_debug_cflags += -Wframe-larger-than=1728
188endif
189
190# FIXME: upstream LLVM has a vectorizer bug that needs to be fixed
191ART_TARGET_CLANG_CFLAGS_arm64 += \
192 -fno-vectorize
193
194art_debug_cflags := \
195 -O1 \
196 -DDYNAMIC_ANNOTATIONS_ENABLED=1 \
197 -UNDEBUG
198
199ifndef LIBART_IMG_HOST_BASE_ADDRESS
200 $(error LIBART_IMG_HOST_BASE_ADDRESS unset)
201endif
202ART_HOST_CFLAGS := $(art_cflags) -DANDROID_SMP=1 -DART_BASE_ADDRESS=$(LIBART_IMG_HOST_BASE_ADDRESS)
203ART_HOST_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=default
204ART_HOST_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
205
206ifndef LIBART_IMG_TARGET_BASE_ADDRESS
207 $(error LIBART_IMG_TARGET_BASE_ADDRESS unset)
208endif
209ART_TARGET_CFLAGS := $(art_cflags) -DART_TARGET -DART_BASE_ADDRESS=$(LIBART_IMG_TARGET_BASE_ADDRESS)
210ifeq ($(TARGET_CPU_SMP),true)
211 ART_TARGET_CFLAGS += -DANDROID_SMP=1
212else
213 ifeq ($(TARGET_CPU_SMP),false)
214 ART_TARGET_CFLAGS += -DANDROID_SMP=0
215 else
216 $(warning TARGET_CPU_SMP should be (true|false), found $(TARGET_CPU_SMP))
217 # Make sure we emit barriers for the worst case.
218 ART_TARGET_CFLAGS += -DANDROID_SMP=1
219 endif
220endif
221ART_TARGET_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
222
223# DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is set in ../build/core/dex_preopt.mk based on
224# the TARGET_CPU_VARIANT
225ifeq ($(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
226$(error Required DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is not set)
227endif
228ART_TARGET_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
229
230# Enable thread-safety for GCC 4.6, and clang, but not for GCC 4.7 or later where this feature was
231# removed. Warn when -Wthread-safety is not used.
232ifneq ($(filter 4.6 4.6.%, $(TARGET_GCC_VERSION)),)
233 ART_TARGET_CFLAGS += -Wthread-safety
234else
235 # FIXME: add -Wthread-safety when the problem is fixed
236 ifeq ($(ART_TARGET_CLANG),true)
237 ART_TARGET_CFLAGS +=
238 else
239 # Warn if -Wthread-safety is not supported and not doing a top-level or 'mma' build.
240 ifneq ($(ONE_SHOT_MAKEFILE),)
241 # Enable target GCC 4.6 with: export TARGET_GCC_VERSION_EXP=4.6
242 $(info Using target GCC $(TARGET_GCC_VERSION) disables thread-safety checks.)
243 endif
244 endif
245endif
246# We compile with GCC 4.6 or clang on the host, both of which support -Wthread-safety.
247ART_HOST_CFLAGS += -Wthread-safety
248
249# To use oprofile_android --callgraph, uncomment this and recompile with "mmm art -B -j16"
250# ART_TARGET_CFLAGS += -fno-omit-frame-pointer -marm -mapcs
251
252# Addition CPU specific CFLAGS.
253ifeq ($(TARGET_ARCH),arm)
254 ifneq ($(filter cortex-a15, $(TARGET_CPU_VARIANT)),)
255 # Fake a ARM feature for LPAE support.
256 ART_TARGET_CFLAGS += -D__ARM_FEATURE_LPAE=1
257 endif
258endif
259
260ART_HOST_NON_DEBUG_CFLAGS := $(art_non_debug_cflags)
261ART_TARGET_NON_DEBUG_CFLAGS := $(art_non_debug_cflags)
262
263# TODO: move -fkeep-inline-functions to art_debug_cflags when target gcc > 4.4 (and -lsupc++)
264ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags) -fkeep-inline-functions
265ART_HOST_DEBUG_LDLIBS := -lsupc++
266
267ifneq ($(HOST_OS),linux)
268 # Some Mac OS pthread header files are broken with -fkeep-inline-functions.
269 ART_HOST_DEBUG_CFLAGS := $(filter-out -fkeep-inline-functions,$(ART_HOST_DEBUG_CFLAGS))
270 # Mac OS doesn't have libsupc++.
271 ART_HOST_DEBUG_LDLIBS := $(filter-out -lsupc++,$(ART_HOST_DEBUG_LDLIBS))
272endif
273
274ART_TARGET_DEBUG_CFLAGS := $(art_debug_cflags)
275
276# $(1): ndebug_or_debug
277define set-target-local-cflags-vars
278 LOCAL_CFLAGS += $(ART_TARGET_CFLAGS)
279 LOCAL_CFLAGS_x86 += $(ART_TARGET_CFLAGS_x86)
280 art_target_cflags_ndebug_or_debug := $(1)
281 ifeq ($$(art_target_cflags_ndebug_or_debug),debug)
282 LOCAL_CFLAGS += $(ART_TARGET_DEBUG_CFLAGS)
283 else
284 LOCAL_CFLAGS += $(ART_TARGET_NON_DEBUG_CFLAGS)
285 endif
286
287 # TODO: Also set when ART_TARGET_CLANG_$(arch)!=false and ART_TARGET_CLANG==true
288 $(foreach arch,$(ART_SUPPORTED_ARCH),
289 ifeq ($$(ART_TARGET_CLANG_$(arch)),true)
290 LOCAL_CFLAGS_$(arch) += $$(ART_TARGET_CLANG_CFLAGS_$(arch))
291 endif)
292
293 # Clear locally used variables.
294 art_target_cflags_ndebug_or_debug :=
295endef
296
297ART_BUILD_TARGET := false
298ART_BUILD_HOST := false
299ART_BUILD_NDEBUG := false
300ART_BUILD_DEBUG := false
301ifeq ($(ART_BUILD_TARGET_NDEBUG),true)
302 ART_BUILD_TARGET := true
303 ART_BUILD_NDEBUG := true
304endif
305ifeq ($(ART_BUILD_TARGET_DEBUG),true)
306 ART_BUILD_TARGET := true
307 ART_BUILD_DEBUG := true
308endif
309ifeq ($(ART_BUILD_HOST_NDEBUG),true)
310 ART_BUILD_HOST := true
311 ART_BUILD_NDEBUG := true
312endif
313ifeq ($(ART_BUILD_HOST_DEBUG),true)
314 ART_BUILD_HOST := true
315 ART_BUILD_DEBUG := true
316endif
317
318# Clear locally defined variables that aren't necessary in the rest of the build system.
319ART_DEFAULT_GC_TYPE :=
320ART_DEFAULT_GC_TYPE_CFLAGS :=
321art_cflags :=
322
323endif # ANDROID_COMMON_BUILD_MK