HOST_linux-x86.mk revision 505e4ec646d965e6ee730c5e4826a4dabe095ccb 
1#
2# Copyright (C) 2006 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
17# Configuration for builds hosted on linux-x86.
18# Included by combo/select.mk
19
20ifeq ($(strip $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)),)
21$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8/bin/x86_64-linux-
22endif
23$(combo_2nd_arch_prefix)HOST_CC  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)gcc
24$(combo_2nd_arch_prefix)HOST_CXX := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)g++
25$(combo_2nd_arch_prefix)HOST_AR  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)ar
26$(combo_2nd_arch_prefix)HOST_READELF  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)readelf
27$(combo_2nd_arch_prefix)HOST_NM  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)nm
28
29define $(combo_var_prefix)transform-shared-lib-to-toc
30$(call _gen_toc_command_for_elf,$(1),$(2))
31endef
32
33# gcc location for clang; to be updated when clang is updated
34$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.15-4.8
35
36# We expect SSE3 floating point math.
37$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -msse3 -mfpmath=sse -m32 -Wa,--noexecstack -march=prescott
38$(combo_2nd_arch_prefix)HOST_GLOBAL_LDFLAGS += -m32 -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now -Wl,--no-undefined-version
39
40ifneq ($(strip $(BUILD_HOST_static)),)
41# Statically-linked binaries are desirable for sandboxed environment
42$(combo_2nd_arch_prefix)HOST_GLOBAL_LDFLAGS += -static
43endif # BUILD_HOST_static
44
45$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -fPIC \
46  -no-canonical-prefixes \
47
48$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fstack-protector
49
50# Workaround differences in inttypes.h between host and target.
51# See bug 12708004.
52$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -D__STDC_FORMAT_MACROS -D__STDC_CONSTANT_MACROS
53
54# We build a 32-bit host art, and right now that also means building *all* host libraries
55# both 32- and 64-bit (whether art uses them or not --- 9d59f417767991246848c3e101cb27d2dfea5988).
56$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE=1
57
58$(combo_2nd_arch_prefix)HOST_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined
59
60############################################################
61## Macros after this line are shared by the 64-bit config.
62
63# $(1): The file to check
64define get-file-size
65stat --format "%s" "$(1)" | tr -d '\n'
66endef
67