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 mipsel llvm-3.5
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
26#
27# Override the toolchain prefix
28#
29
30LLVM_VERSION := 3.5
31LLVM_NAME := llvm-$(LLVM_VERSION)
32LLVM_TOOLCHAIN_ROOT := $(NDK_ROOT)/toolchains/$(LLVM_NAME)
33LLVM_TOOLCHAIN_PREBUILT_ROOT := $(call host-prebuilt-tag,$(LLVM_TOOLCHAIN_ROOT))
34LLVM_TOOLCHAIN_PREFIX := $(LLVM_TOOLCHAIN_PREBUILT_ROOT)/bin/
35
36TOOLCHAIN_VERSION := 4.8
37TOOLCHAIN_NAME := mipsel-linux-android-$(TOOLCHAIN_VERSION)
38TOOLCHAIN_ROOT := $(NDK_ROOT)/toolchains/$(TOOLCHAIN_NAME)
39TOOLCHAIN_PREBUILT_ROOT := $(call host-prebuilt-tag,$(TOOLCHAIN_ROOT))
40TOOLCHAIN_PREFIX := $(TOOLCHAIN_PREBUILT_ROOT)/bin/mipsel-linux-android-
41
42TARGET_CC := $(LLVM_TOOLCHAIN_PREFIX)clang$(HOST_EXEEXT)
43TARGET_CXX := $(LLVM_TOOLCHAIN_PREFIX)clang++$(HOST_EXEEXT)
44
45#
46# CFLAGS, C_INCLUDES, and LDFLAGS
47#
48
49LLVM_TRIPLE := mipsel-none-linux-android
50
51TARGET_CFLAGS := \
52        -gcc-toolchain $(call host-path,$(TOOLCHAIN_PREBUILT_ROOT)) \
53        -target $(LLVM_TRIPLE) \
54        -fpic \
55        -fno-strict-aliasing \
56        -finline-functions \
57        -ffunction-sections \
58        -funwind-tables \
59        -fmessage-length=0 \
60        -Wno-invalid-command-line-argument \
61        -Wno-unused-command-line-argument \
62        -no-canonical-prefixes
63
64TARGET_LDFLAGS += \
65        -gcc-toolchain $(call host-path,$(TOOLCHAIN_PREBUILT_ROOT)) \
66        -target $(LLVM_TRIPLE) \
67        -no-canonical-prefixes
68
69TARGET_C_INCLUDES := \
70    $(SYSROOT_INC)/usr/include
71
72TARGET_mips_release_CFLAGS := -O2 \
73                              -g \
74                              -DNDEBUG \
75                              -fomit-frame-pointer
76
77TARGET_mips_debug_CFLAGS := -O0 \
78                            -g \
79                            -fno-omit-frame-pointer
80
81
82# This function will be called to determine the target CFLAGS used to build
83# a C or Assembler source file, based on its tags.
84TARGET-process-src-files-tags = \
85$(eval __debug_sources := $(call get-src-files-with-tag,debug)) \
86$(eval __release_sources := $(call get-src-files-without-tag,debug)) \
87$(call set-src-files-target-cflags, \
88    $(__debug_sources),\
89    $(TARGET_mips_debug_CFLAGS)) \
90$(call set-src-files-target-cflags,\
91    $(__release_sources),\
92    $(TARGET_mips_release_CFLAGS)) \
93