3caffcfaf8
This can be overriden by defining LOCAL_ALLOW_UNDEFINED_SYMBOLS in your Android.mk to 'true'
123 lines
3.8 KiB
Makefile
123 lines
3.8 KiB
Makefile
# Copyright (C) 2009 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# this file is used to prepare the NDK to build with the arm-eabi-4.2.1
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# toolchain any number of source files
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#
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# its purpose is to define (or re-define) templates used to build
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# various sources into target object files, libraries or executables.
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#
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# Note that this file may end up being parsed several times in future
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# revisions of the NDK.
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#
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TOOLCHAIN_NAME := arm-eabi-4.2.1
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TOOLCHAIN_PREFIX := $(HOST_PREBUILT)/$(TOOLCHAIN_NAME)/bin/arm-eabi-
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TARGET_CFLAGS.common := \
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-I$(SYSROOT)/usr/include \
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-march=armv5te -mtune=xscale \
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-msoft-float -fpic \
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-mthumb-interwork \
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-ffunction-sections \
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-funwind-tables \
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-fstack-protector \
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-fno-short-enums \
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-D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ \
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-D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ \
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TARGET_arm_release_CFLAGS := -O2 \
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-fomit-frame-pointer \
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-fstrict-aliasing \
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-funswitch-loops \
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-finline-limit=300
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TARGET_thumb_release_CFLAGS := -mthumb \
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-Os \
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-fomit-frame-pointer \
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-fno-strict-aliasing \
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-finline-limit=64
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# When building for debug, compile everything as arm.
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TARGET_arm_debug_CFLAGS := $(TARGET_arm_release_CFLAGS) \
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-fno-omit-frame-pointer \
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-fno-strict-aliasing
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TARGET_thumb_debug_CFLAGS := $(TARGET_thumb_release_CFLAGS) \
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-marm \
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-fno-omit-frame-pointer
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TARGET_CC := $(TOOLCHAIN_PREFIX)gcc
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TARGET_CFLAGS := $(TARGET_CFLAGS.common)
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TARGET_CXX := $(TOOLCHAIN_PREFIX)g++
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TARGET_CXXFLAGS := $(TARGET_CFLAGS.common) -fno-exceptions -fno-rtti
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TARGET_LD := $(TOOLCHAIN_PREFIX)ld
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TARGET_LDFLAGS :=
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TARGET_AR := $(TOOLCHAIN_PREFIX)ar
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TARGET_ARFLAGS := crs
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TARGET_LIBGCC := $(shell $(TARGET_CC) -mthumb-interwork -print-libgcc-file-name)
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TARGET_LDLIBS := -Wl,-rpath-link=$(SYSROOT)/usr/lib $(TARGET_LIBGCC)
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# These flags are used to ensure that a binary doesn't reference undefined
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# flags.
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TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined
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# The ABI-specific sub-directory that the SDK tools recognize for
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# this toolchain's generated binaries
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TARGET_ABI_SUBDIR := armeabi
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define cmd-build-shared-library
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$(TARGET_CC) \
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-nostdlib -Wl,-soname,$(notdir $@) \
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-Wl,-shared,-Bsymbolic \
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$(PRIVATE_OBJECTS) \
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-Wl,--whole-archive \
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$(PRIVATE_WHOLE_STATIC_LIBRARIES) \
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-Wl,--no-whole-archive \
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$(PRIVATE_STATIC_LIBRARIES) \
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$(PRIVATE_SHARED_LIBRARIES) \
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$(PRIVATE_LDFLAGS) \
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$(PRIVATE_LDLIBS) \
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-o $@
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endef
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define cmd-build-executable
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$(TARGET_CC) \
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-nostdlib -Bdynamic \
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-Wl,-dynamic-linker,/system/bin/linker \
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-Wl,--gc-sections \
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-Wl,-z,nocopyreloc \
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$(PRIVATE_SHARED_LIBRARIES) \
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$(TARGET_CRTBEGIN_DYNAMIC_O) \
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$(PRIVATE_OBJECTS) \
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$(PRIVATE_STATIC_LIBRARIES) \
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$(PRIVATE_LDFLAGS) \
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$(PRIVATE_LDLIBS) \
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$(TARGET_CRTEND_O) \
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-o $@
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endef
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define cmd-build-static-library
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$(TARGET_AR) $(TARGET_ARFLAGS) $@ $(PRIVATE_OBJECTS)
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endef
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cmd-strip = $(TOOLCHAIN_PREFIX)strip --strip-debug $1
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