Android.common_build.mk revision 67a4338c5cc91ad3a8a3b99f06e1cf03b232d156 
1#
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
124# Clang on the target. Target builds use GCC by default.
125ART_TARGET_CLANG :=
126ART_TARGET_CLANG_arm :=
127ART_TARGET_CLANG_arm64 :=
128ART_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_$(arch))
137      endif)
138endef
139
140ART_CPP_EXTENSION := .cc
141
142ART_C_INCLUDES := \
143  external/gtest/include \
144  external/valgrind/main/include \
145  external/valgrind/main \
146  external/vixl/src \
147  external/zlib \
148  frameworks/compile/mclinker/include
149
150art_cflags := \
151  -fno-rtti \
152  -std=gnu++11 \
153  -ggdb3 \
154  -Wall \
155  -Werror \
156  -Wextra \
157  -Wno-sign-promo \
158  -Wno-unused-parameter \
159  -Wstrict-aliasing \
160  -fstrict-aliasing
161
162ART_TARGET_CLANG_CFLAGS :=
163ART_TARGET_CLANG_CFLAGS_arm :=
164ART_TARGET_CLANG_CFLAGS_arm64 :=
165ART_TARGET_CLANG_CFLAGS_mips :=
166ART_TARGET_CLANG_CFLAGS_x86 :=
167ART_TARGET_CLANG_CFLAGS_x86_64 :=
168
169# these are necessary for Clang ARM64 ART builds
170ART_TARGET_CLANG_CFLAGS_arm64  += \
171  -Wno-implicit-exception-spec-mismatch \
172  -DNVALGRIND \
173  -Wno-unused-value
174
175ifeq ($(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
186art_host_non_debug_cflags := \
187  $(art_non_debug_cflags)
188
189art_target_non_debug_cflags := \
190  $(art_non_debug_cflags)
191
192ifeq ($(HOST_OS),linux)
193  # Larger frame-size for host clang builds today
194  art_host_non_debug_cflags += -Wframe-larger-than=2440
195  art_target_non_debug_cflags += -Wframe-larger-than=1728
196endif
197
198# FIXME: upstream LLVM has a vectorizer bug that needs to be fixed
199ART_TARGET_CLANG_CFLAGS_arm64 += \
200  -fno-vectorize
201
202art_debug_cflags := \
203  -O1 \
204  -DDYNAMIC_ANNOTATIONS_ENABLED=1 \
205  -UNDEBUG
206
207ifndef LIBART_IMG_HOST_BASE_ADDRESS
208  $(error LIBART_IMG_HOST_BASE_ADDRESS unset)
209endif
210ART_HOST_CFLAGS := $(art_cflags) -DANDROID_SMP=1 -DART_BASE_ADDRESS=$(LIBART_IMG_HOST_BASE_ADDRESS)
211ART_HOST_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=default
212ART_HOST_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
213
214ifndef LIBART_IMG_TARGET_BASE_ADDRESS
215  $(error LIBART_IMG_TARGET_BASE_ADDRESS unset)
216endif
217ART_TARGET_CFLAGS := $(art_cflags) -DART_TARGET -DART_BASE_ADDRESS=$(LIBART_IMG_TARGET_BASE_ADDRESS)
218ART_TARGET_LDFLAGS :=
219ifeq ($(TARGET_CPU_SMP),true)
220  ART_TARGET_CFLAGS += -DANDROID_SMP=1
221else
222  ifeq ($(TARGET_CPU_SMP),false)
223    ART_TARGET_CFLAGS += -DANDROID_SMP=0
224  else
225    $(warning TARGET_CPU_SMP should be (true|false), found $(TARGET_CPU_SMP))
226    # Make sure we emit barriers for the worst case.
227    ART_TARGET_CFLAGS += -DANDROID_SMP=1
228  endif
229endif
230ART_TARGET_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
231ifdef PGO_GEN
232  ART_TARGET_CFLAGS += -fprofile-generate=$(PGO_GEN)
233  ART_TARGET_LDFLAGS += -fprofile-generate=$(PGO_GEN)
234endif
235ifdef PGO_USE
236  ART_TARGET_CFLAGS += -fprofile-use=$(PGO_USE)
237  ART_TARGET_CFLAGS += -fprofile-correction -Wno-error
238endif
239
240# DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is set in ../build/core/dex_preopt.mk based on
241# the TARGET_CPU_VARIANT
242ifeq ($(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
243$(error Required DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is not set)
244endif
245ART_TARGET_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
246
247# Enable thread-safety for GCC 4.6, and clang, but not for GCC 4.7 or later where this feature was
248# removed. Warn when -Wthread-safety is not used.
249ifneq ($(filter 4.6 4.6.%, $(TARGET_GCC_VERSION)),)
250  ART_TARGET_CFLAGS += -Wthread-safety
251else
252  # FIXME: add -Wthread-safety when the problem is fixed
253  ifeq ($(ART_TARGET_CLANG),true)
254    ART_TARGET_CFLAGS +=
255  else
256    # Warn if -Wthread-safety is not supported and not doing a top-level or 'mma' build.
257    ifneq ($(ONE_SHOT_MAKEFILE),)
258      # Enable target GCC 4.6 with: export TARGET_GCC_VERSION_EXP=4.6
259      $(info Using target GCC $(TARGET_GCC_VERSION) disables thread-safety checks.)
260    endif
261  endif
262endif
263# We compile with GCC 4.6 or clang on the host, both of which support -Wthread-safety.
264ART_HOST_CFLAGS += -Wthread-safety
265
266# To use oprofile_android --callgraph, uncomment this and recompile with "mmm art -B -j16"
267# ART_TARGET_CFLAGS += -fno-omit-frame-pointer -marm -mapcs
268
269# Addition CPU specific CFLAGS.
270ifeq ($(TARGET_ARCH),arm)
271  ifneq ($(filter cortex-a15, $(TARGET_CPU_VARIANT)),)
272    # Fake a ARM feature for LPAE support.
273    ART_TARGET_CFLAGS += -D__ARM_FEATURE_LPAE=1
274  endif
275endif
276
277ART_HOST_NON_DEBUG_CFLAGS := $(art_host_non_debug_cflags)
278ART_TARGET_NON_DEBUG_CFLAGS := $(art_target_non_debug_cflags)
279
280# TODO: move -fkeep-inline-functions to art_debug_cflags when target gcc > 4.4 (and -lsupc++)
281ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags) -fkeep-inline-functions
282ART_HOST_DEBUG_LDLIBS := -lsupc++
283
284ifneq ($(HOST_OS),linux)
285  # Some Mac OS pthread header files are broken with -fkeep-inline-functions.
286  ART_HOST_DEBUG_CFLAGS := $(filter-out -fkeep-inline-functions,$(ART_HOST_DEBUG_CFLAGS))
287  # Mac OS doesn't have libsupc++.
288  ART_HOST_DEBUG_LDLIBS := $(filter-out -lsupc++,$(ART_HOST_DEBUG_LDLIBS))
289endif
290
291ART_TARGET_DEBUG_CFLAGS := $(art_debug_cflags)
292
293# $(1): ndebug_or_debug
294define set-target-local-cflags-vars
295  LOCAL_CFLAGS += $(ART_TARGET_CFLAGS)
296  LOCAL_CFLAGS_x86 += $(ART_TARGET_CFLAGS_x86)
297  LOCAL_LDFLAGS += $(ART_TARGET_LDFLAGS)
298  art_target_cflags_ndebug_or_debug := $(1)
299  ifeq ($$(art_target_cflags_ndebug_or_debug),debug)
300    LOCAL_CFLAGS += $(ART_TARGET_DEBUG_CFLAGS)
301  else
302    LOCAL_CFLAGS += $(ART_TARGET_NON_DEBUG_CFLAGS)
303  endif
304
305  # TODO: Also set when ART_TARGET_CLANG_$(arch)!=false and ART_TARGET_CLANG==true
306  $(foreach arch,$(ART_SUPPORTED_ARCH),
307    ifeq ($$(ART_TARGET_CLANG_$(arch)),true)
308      LOCAL_CFLAGS_$(arch) += $$(ART_TARGET_CLANG_CFLAGS_$(arch))
309  endif)
310
311  # Clear locally used variables.
312  art_target_cflags_ndebug_or_debug :=
313endef
314
315ART_BUILD_TARGET := false
316ART_BUILD_HOST := false
317ART_BUILD_NDEBUG := false
318ART_BUILD_DEBUG := false
319ifeq ($(ART_BUILD_TARGET_NDEBUG),true)
320  ART_BUILD_TARGET := true
321  ART_BUILD_NDEBUG := true
322endif
323ifeq ($(ART_BUILD_TARGET_DEBUG),true)
324  ART_BUILD_TARGET := true
325  ART_BUILD_DEBUG := true
326endif
327ifeq ($(ART_BUILD_HOST_NDEBUG),true)
328  ART_BUILD_HOST := true
329  ART_BUILD_NDEBUG := true
330endif
331ifeq ($(ART_BUILD_HOST_DEBUG),true)
332  ART_BUILD_HOST := true
333  ART_BUILD_DEBUG := true
334endif
335
336# Clear locally defined variables that aren't necessary in the rest of the build system.
337ART_DEFAULT_GC_TYPE :=
338ART_DEFAULT_GC_TYPE_CFLAGS :=
339art_cflags :=
340art_target_non_debug_cflags :=
341art_host_non_debug_cflags :=
342art_non_debug_cflags :=
343
344endif # ANDROID_COMMON_BUILD_MK
345