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1# Copyright (C) 2009 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14#
15
16# this file is used to prepare the NDK to build with the x86_64 gcc-4.9
17# toolchain any number of source files
18#
19# its purpose is to define (or re-define) templates used to build
20# various sources into target object files, libraries or executables.
21#
22# Note that this file may end up being parsed several times in future
23# revisions of the NDK.
24#
25
26TOOLCHAIN_NAME   := x86_64-4.9
27TOOLCHAIN_PREFIX := $(TOOLCHAIN_PREBUILT_ROOT)/bin/x86_64-linux-android-
28
29TARGET_CFLAGS := \
30    -ffunction-sections \
31    -funwind-tables \
32    -fstack-protector-strong \
33    -no-canonical-prefixes
34
35TARGET_LDFLAGS := -no-canonical-prefixes
36
37TARGET_x86_64_release_CFLAGS := -O2 \
38                             -g \
39                             -DNDEBUG \
40                             -fomit-frame-pointer \
41                             -fstrict-aliasing    \
42                             -funswitch-loops     \
43                             -finline-limit=300
44
45TARGET_x86_64_debug_CFLAGS := $(TARGET_x86_64_release_CFLAGS) \
46                           -O0 \
47                           -UNDEBUG \
48                           -fno-omit-frame-pointer \
49                           -fno-strict-aliasing
50
51# This function will be called to determine the target CFLAGS used to build
52# a C or Assembler source file, based on its tags.
53#
54TARGET-process-src-files-tags = \
55$(eval __debug_sources := $(call get-src-files-with-tag,debug)) \
56$(eval __release_sources := $(call get-src-files-without-tag,debug)) \
57$(call set-src-files-target-cflags, $(__debug_sources), $(TARGET_x86_64_debug_CFLAGS)) \
58$(call set-src-files-target-cflags, $(__release_sources),$(TARGET_x86_64_release_CFLAGS)) \
59
60# The ABI-specific sub-directory that the SDK tools recognize for
61# this toolchain's generated binaries
62TARGET_ABI_SUBDIR := x86_64
63