1# Copyright (C) 2014 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 arm64 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 := aarch64-linux-android-4.9 27TOOLCHAIN_PREFIX := $(TOOLCHAIN_PREBUILT_ROOT)/bin/aarch64-linux-android- 28 29TARGET_CFLAGS := \ 30 -fpic \ 31 -ffunction-sections \ 32 -funwind-tables \ 33 -fstack-protector-strong \ 34 -no-canonical-prefixes 35 36TARGET_LDFLAGS := -no-canonical-prefixes 37 38TARGET_arm64_release_CFLAGS := -O2 \ 39 -g \ 40 -DNDEBUG \ 41 -fomit-frame-pointer \ 42 -fstrict-aliasing \ 43 -funswitch-loops \ 44 -finline-limit=300 45 46TARGET_arm64_debug_CFLAGS := $(TARGET_arm64_release_CFLAGS) \ 47 -O0 \ 48 -UNDEBUG \ 49 -fno-omit-frame-pointer \ 50 -fno-strict-aliasing 51 52# This function will be called to determine the target CFLAGS used to build 53# a C or Assembler source file, based on its tags. 54# 55TARGET-process-src-files-tags = \ 56$(eval __debug_sources := $(call get-src-files-with-tag,debug)) \ 57$(eval __release_sources := $(call get-src-files-without-tag,debug)) \ 58$(call set-src-files-target-cflags, $(__debug_sources), $(TARGET_arm64_debug_CFLAGS)) \ 59$(call set-src-files-target-cflags, $(__release_sources),$(TARGET_arm64_release_CFLAGS)) \ 60