| # Copyright (C) 2014 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| # this file is used to prepare the NDK to build with the mipsel llvm toolchain |
| # any number of source files |
| # |
| # its purpose is to define (or re-define) templates used to build |
| # various sources into target object files, libraries or executables. |
| # |
| # Note that this file may end up being parsed several times in future |
| # revisions of the NDK. |
| # |
| |
| # |
| # Override the toolchain prefix |
| # |
| |
| LLVM_TOOLCHAIN_PREBUILT_ROOT := $(call get-toolchain-root,llvm) |
| LLVM_TOOLCHAIN_PREFIX := $(LLVM_TOOLCHAIN_PREBUILT_ROOT)/bin/ |
| |
| TOOLCHAIN_NAME := mipsel-linux-android |
| BINUTILS_ROOT := $(call get-binutils-root,$(NDK_ROOT),$(TOOLCHAIN_NAME)) |
| TOOLCHAIN_ROOT := $(call get-toolchain-root,$(TOOLCHAIN_NAME)-4.9) |
| TOOLCHAIN_PREFIX := $(TOOLCHAIN_ROOT)/bin/$(TOOLCHAIN_NAME)- |
| |
| TARGET_CC := $(LLVM_TOOLCHAIN_PREFIX)clang$(HOST_EXEEXT) |
| TARGET_CXX := $(LLVM_TOOLCHAIN_PREFIX)clang++$(HOST_EXEEXT) |
| |
| # |
| # CFLAGS, C_INCLUDES, and LDFLAGS |
| # |
| |
| LLVM_TRIPLE := mipsel-none-linux-android |
| |
| TARGET_CFLAGS := \ |
| -gcc-toolchain $(call host-path,$(TOOLCHAIN_ROOT)) \ |
| -target $(LLVM_TRIPLE) \ |
| -fpic \ |
| -ffunction-sections \ |
| -funwind-tables \ |
| -fstack-protector-strong \ |
| -fmessage-length=0 \ |
| -Wno-invalid-command-line-argument \ |
| -Wno-unused-command-line-argument \ |
| -no-canonical-prefixes \ |
| |
| # Always enable debug info. We strip binaries when needed. |
| TARGET_CFLAGS += -g |
| |
| TARGET_LDFLAGS += \ |
| -gcc-toolchain $(call host-path,$(TOOLCHAIN_ROOT)) \ |
| -target $(LLVM_TRIPLE) \ |
| -no-canonical-prefixes \ |
| |
| # Clang outputs mips32r2 by default, switch to mips32r1 |
| # TODO: Remove this once mipsel-linux-android target is changed in clang |
| ifeq ($(TARGET_ARCH_ABI),mips) |
| TARGET_CFLAGS += -mips32 |
| TARGET_LDFLAGS += -mips32 |
| endif |
| |
| TARGET_mips_release_CFLAGS := \ |
| -O2 \ |
| -DNDEBUG \ |
| |
| TARGET_mips_debug_CFLAGS := \ |
| -O0 \ |
| -UNDEBUG \ |
| -fno-limit-debug-info \ |
| |
| # This function will be called to determine the target CFLAGS used to build |
| # a C or Assembler source file, based on its tags. |
| TARGET-process-src-files-tags = \ |
| $(eval __debug_sources := $(call get-src-files-with-tag,debug)) \ |
| $(eval __release_sources := $(call get-src-files-without-tag,debug)) \ |
| $(call set-src-files-target-cflags, \ |
| $(__debug_sources),\ |
| $(TARGET_mips_debug_CFLAGS)) \ |
| $(call set-src-files-target-cflags,\ |
| $(__release_sources),\ |
| $(TARGET_mips_release_CFLAGS)) \ |