Android.common_build.mk revision 235e77bd9f19e4faefda109be40f8744f3a66f40 
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_$(arch))
137      endif)
138endef
139
140ART_CPP_EXTENSION := .cc
141
142ART_C_INCLUDES := \
143  external/gtest/include \
144  external/valgrind/main/include \
145  external/valgrind/main \
146  external/vixl/src \
147  external/zlib \
148  frameworks/compile/mclinker/include
149
150art_cflags := \
151  -fno-rtti \
152  -std=gnu++11 \
153  -ggdb3 \
154  -Wall \
155  -Werror \
156  -Wextra \
157  -Wno-sign-promo \
158  -Wno-unused-parameter \
159  -Wstrict-aliasing \
160  -fstrict-aliasing \
161  -fvisibility=protected
162
163ART_TARGET_CLANG_CFLAGS :=
164ART_TARGET_CLANG_CFLAGS_arm :=
165ART_TARGET_CLANG_CFLAGS_arm64 :=
166ART_TARGET_CLANG_CFLAGS_mips :=
167ART_TARGET_CLANG_CFLAGS_x86 :=
168ART_TARGET_CLANG_CFLAGS_x86_64 :=
169
170# these are necessary for Clang ARM64 ART builds
171ART_TARGET_CLANG_CFLAGS_arm64  += \
172  -Wno-implicit-exception-spec-mismatch \
173  -DNVALGRIND \
174  -Wno-unused-value
175
176ifeq ($(ART_SMALL_MODE),true)
177  art_cflags += -DART_SMALL_MODE=1
178endif
179
180ifeq ($(ART_SEA_IR_MODE),true)
181  art_cflags += -DART_SEA_IR_MODE=1
182endif
183
184art_non_debug_cflags := \
185  -O3
186
187art_host_non_debug_cflags := \
188  $(art_non_debug_cflags)
189
190art_target_non_debug_cflags := \
191  $(art_non_debug_cflags)
192
193ifeq ($(HOST_OS),linux)
194  # Larger frame-size for host clang builds today
195  art_host_non_debug_cflags += -Wframe-larger-than=2600
196  art_target_non_debug_cflags += -Wframe-larger-than=1728
197endif
198
199# FIXME: upstream LLVM has a vectorizer bug that needs to be fixed
200ART_TARGET_CLANG_CFLAGS_arm64 += \
201  -fno-vectorize
202
203art_debug_cflags := \
204  -O1 \
205  -DDYNAMIC_ANNOTATIONS_ENABLED=1 \
206  -UNDEBUG
207
208ifndef LIBART_IMG_HOST_BASE_ADDRESS
209  $(error LIBART_IMG_HOST_BASE_ADDRESS unset)
210endif
211ART_HOST_CFLAGS := $(art_cflags) -DANDROID_SMP=1 -DART_BASE_ADDRESS=$(LIBART_IMG_HOST_BASE_ADDRESS)
212ART_HOST_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=default
213ART_HOST_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
214
215ifndef LIBART_IMG_TARGET_BASE_ADDRESS
216  $(error LIBART_IMG_TARGET_BASE_ADDRESS unset)
217endif
218ART_TARGET_CFLAGS := $(art_cflags) -DART_TARGET -DART_BASE_ADDRESS=$(LIBART_IMG_TARGET_BASE_ADDRESS)
219
220ifndef LIBART_IMG_HOST_MIN_BASE_ADDRESS_DELTA
221  LIBART_IMG_HOST_MIN_BASE_ADDRESS_DELTA=-0x1000000
222endif
223ifndef LIBART_IMG_HOST_MAX_BASE_ADDRESS_DELTA
224  LIBART_IMG_HOST_MAX_BASE_ADDRESS_DELTA=0x1000000
225endif
226ART_HOST_CFLAGS += -DART_BASE_ADDRESS_MIN_DELTA=$(LIBART_IMG_HOST_MIN_BASE_ADDRESS_DELTA)
227ART_HOST_CFLAGS += -DART_BASE_ADDRESS_MAX_DELTA=$(LIBART_IMG_HOST_MAX_BASE_ADDRESS_DELTA)
228
229ifndef LIBART_IMG_TARGET_MIN_BASE_ADDRESS_DELTA
230  LIBART_IMG_TARGET_MIN_BASE_ADDRESS_DELTA=-0x1000000
231endif
232ifndef LIBART_IMG_TARGET_MAX_BASE_ADDRESS_DELTA
233  LIBART_IMG_TARGET_MAX_BASE_ADDRESS_DELTA=0x1000000
234endif
235ART_TARGET_CFLAGS += -DART_BASE_ADDRESS_MIN_DELTA=$(LIBART_IMG_TARGET_MIN_BASE_ADDRESS_DELTA)
236ART_TARGET_CFLAGS += -DART_BASE_ADDRESS_MAX_DELTA=$(LIBART_IMG_TARGET_MAX_BASE_ADDRESS_DELTA)
237
238ART_TARGET_LDFLAGS :=
239ifeq ($(TARGET_CPU_SMP),true)
240  ART_TARGET_CFLAGS += -DANDROID_SMP=1
241else
242  ifeq ($(TARGET_CPU_SMP),false)
243    ART_TARGET_CFLAGS += -DANDROID_SMP=0
244  else
245    $(warning TARGET_CPU_SMP should be (true|false), found $(TARGET_CPU_SMP))
246    # Make sure we emit barriers for the worst case.
247    ART_TARGET_CFLAGS += -DANDROID_SMP=1
248  endif
249endif
250ART_TARGET_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
251
252# DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is set in ../build/core/dex_preopt.mk based on
253# the TARGET_CPU_VARIANT
254ifeq ($(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
255$(error Required DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is not set)
256endif
257ART_TARGET_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
258
259# Enable thread-safety for GCC 4.6, and clang, but not for GCC 4.7 or later where this feature was
260# removed. Warn when -Wthread-safety is not used.
261ifneq ($(filter 4.6 4.6.%, $(TARGET_GCC_VERSION)),)
262  ART_TARGET_CFLAGS += -Wthread-safety
263else
264  # FIXME: add -Wthread-safety when the problem is fixed
265  ifeq ($(ART_TARGET_CLANG),true)
266    ART_TARGET_CFLAGS +=
267  else
268    # Warn if -Wthread-safety is not supported and not doing a top-level or 'mma' build.
269    ifneq ($(ONE_SHOT_MAKEFILE),)
270      # Enable target GCC 4.6 with: export TARGET_GCC_VERSION_EXP=4.6
271      $(info Using target GCC $(TARGET_GCC_VERSION) disables thread-safety checks.)
272    endif
273  endif
274endif
275# We compile with GCC 4.6 or clang on the host, both of which support -Wthread-safety.
276ART_HOST_CFLAGS += -Wthread-safety
277
278# To use oprofile_android --callgraph, uncomment this and recompile with "mmm art -B -j16"
279# ART_TARGET_CFLAGS += -fno-omit-frame-pointer -marm -mapcs
280
281# Addition CPU specific CFLAGS.
282ifeq ($(TARGET_ARCH),arm)
283  ifneq ($(filter cortex-a15, $(TARGET_CPU_VARIANT)),)
284    # Fake a ARM feature for LPAE support.
285    ART_TARGET_CFLAGS += -D__ARM_FEATURE_LPAE=1
286  endif
287endif
288
289ART_HOST_NON_DEBUG_CFLAGS := $(art_host_non_debug_cflags)
290ART_TARGET_NON_DEBUG_CFLAGS := $(art_target_non_debug_cflags)
291
292# TODO: move -fkeep-inline-functions to art_debug_cflags when target gcc > 4.4 (and -lsupc++)
293ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags) -fkeep-inline-functions
294ART_HOST_DEBUG_LDLIBS := -lsupc++
295
296ifneq ($(HOST_OS),linux)
297  # Some Mac OS pthread header files are broken with -fkeep-inline-functions.
298  ART_HOST_DEBUG_CFLAGS := $(filter-out -fkeep-inline-functions,$(ART_HOST_DEBUG_CFLAGS))
299  # Mac OS doesn't have libsupc++.
300  ART_HOST_DEBUG_LDLIBS := $(filter-out -lsupc++,$(ART_HOST_DEBUG_LDLIBS))
301endif
302
303ART_TARGET_DEBUG_CFLAGS := $(art_debug_cflags)
304
305# $(1): ndebug_or_debug
306define set-target-local-cflags-vars
307  LOCAL_CFLAGS += $(ART_TARGET_CFLAGS)
308  LOCAL_CFLAGS_x86 += $(ART_TARGET_CFLAGS_x86)
309  LOCAL_LDFLAGS += $(ART_TARGET_LDFLAGS)
310  art_target_cflags_ndebug_or_debug := $(1)
311  ifeq ($$(art_target_cflags_ndebug_or_debug),debug)
312    LOCAL_CFLAGS += $(ART_TARGET_DEBUG_CFLAGS)
313  else
314    LOCAL_CFLAGS += $(ART_TARGET_NON_DEBUG_CFLAGS)
315  endif
316
317  # TODO: Also set when ART_TARGET_CLANG_$(arch)!=false and ART_TARGET_CLANG==true
318  $(foreach arch,$(ART_SUPPORTED_ARCH),
319    ifeq ($$(ART_TARGET_CLANG_$(arch)),true)
320      LOCAL_CFLAGS_$(arch) += $$(ART_TARGET_CLANG_CFLAGS_$(arch))
321  endif)
322
323  # Clear locally used variables.
324  art_target_cflags_ndebug_or_debug :=
325endef
326
327ART_BUILD_TARGET := false
328ART_BUILD_HOST := false
329ART_BUILD_NDEBUG := false
330ART_BUILD_DEBUG := false
331ifeq ($(ART_BUILD_TARGET_NDEBUG),true)
332  ART_BUILD_TARGET := true
333  ART_BUILD_NDEBUG := true
334endif
335ifeq ($(ART_BUILD_TARGET_DEBUG),true)
336  ART_BUILD_TARGET := true
337  ART_BUILD_DEBUG := true
338endif
339ifeq ($(ART_BUILD_HOST_NDEBUG),true)
340  ART_BUILD_HOST := true
341  ART_BUILD_NDEBUG := true
342endif
343ifeq ($(ART_BUILD_HOST_DEBUG),true)
344  ART_BUILD_HOST := true
345  ART_BUILD_DEBUG := true
346endif
347
348# Clear locally defined variables that aren't necessary in the rest of the build system.
349ART_DEFAULT_GC_TYPE :=
350ART_DEFAULT_GC_TYPE_CFLAGS :=
351art_cflags :=
352art_target_non_debug_cflags :=
353art_host_non_debug_cflags :=
354art_non_debug_cflags :=
355
356endif # ANDROID_COMMON_BUILD_MK
357