164 lines
5.6 KiB
Makefile
164 lines
5.6 KiB
Makefile
#
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# Copyright (C) 2006 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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# Configuration for Linux on SuperH.
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# Included by combo/select.make
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# You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else
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ifeq ($(strip $(TARGET_TOOLS_PREFIX)),)
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TARGET_TOOLS_PREFIX := \
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prebuilt/$(HOST_PREBUILT_TAG)/toolchain/sh-4.3.3/bin/sh-linux-gnu-
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endif
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TARGET_CC := $(TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX)
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TARGET_CXX := $(TARGET_TOOLS_PREFIX)c++$(HOST_EXECUTABLE_SUFFIX)
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TARGET_AR := $(TARGET_TOOLS_PREFIX)ar$(HOST_EXECUTABLE_SUFFIX)
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TARGET_OBJCOPY := $(TARGET_TOOLS_PREFIX)objcopy$(HOST_EXECUTABLE_SUFFIX)
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TARGET_LD := $(TARGET_TOOLS_PREFIX)ld$(HOST_EXECUTABLE_SUFFIX)
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TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined
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TARGET_sh_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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# When building for debug, compile everything as superh.
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TARGET_sh_debug_CFLAGS := $(TARGET_sh_release_CFLAGS) -fno-omit-frame-pointer -fno-strict-aliasing
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TARGET_GLOBAL_CFLAGS += \
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-fpic \
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-ffunction-sections \
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-funwind-tables \
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-fstack-protector \
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-include $(call select-android-config-h,linux-sh)
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TARGET_GLOBAL_CPPFLAGS += \
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-fno-use-cxa-atexit \
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-fvisibility-inlines-hidden
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TARGET_RELEASE_CFLAGS := \
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-DSK_RELEASE -DNDEBUG \
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-O2 -g \
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-Wstrict-aliasing=2 \
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-finline-functions \
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-fno-inline-functions-called-once \
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-fgcse-after-reload \
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-frerun-cse-after-loop \
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-frename-registers \
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-fno-builtin
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libc_root := bionic/libc
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libm_root := bionic/libm
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libstdc++_root := bionic/libstdc++
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libthread_db_root := bionic/libthread_db
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## on some hosts, the target cross-compiler is not available so do not run this command
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ifneq ($(wildcard $(TARGET_CC)),)
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# We compile with the global cflags to ensure that
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# any flags which affect libgcc are correctly taken
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# into account.
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LIBGCC_FILENAME := $(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) -print-libgcc-file-name)
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LIBGCC_EH_FILENAME := $(subst libgcc,libgcc_eh,$(LIBGCC_FILENAME))
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TARGET_LIBGCC := $(LIBGCC_EH_FILENAME) $(LIBGCC_FILENAME)
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endif
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# unless CUSTOM_KERNEL_HEADERS is defined, we're going to use
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# symlinks located in out/ to point to the appropriate kernel
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# headers. see 'config/kernel_headers.make' for more details
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#
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ifneq ($(CUSTOM_KERNEL_HEADERS),)
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KERNEL_HEADERS_COMMON := $(CUSTOM_KERNEL_HEADERS)
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KERNEL_HEADERS_ARCH := $(CUSTOM_KERNEL_HEADERS)
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else
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KERNEL_HEADERS_COMMON := $(libc_root)/kernel/common
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KERNEL_HEADERS_ARCH := $(libc_root)/kernel/arch-$(TARGET_ARCH)
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endif
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KERNEL_HEADERS := $(KERNEL_HEADERS_COMMON) $(KERNEL_HEADERS_ARCH)
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TARGET_C_INCLUDES := \
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$(libc_root)/arch-sh/include \
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$(libc_root)/include \
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$(libstdc++_root)/include \
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$(KERNEL_HEADERS) \
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$(libm_root)/include \
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$(libm_root)/include/arch/sh \
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$(libthread_db_root)/include
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TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
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TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
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TARGET_CRTEND_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
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TARGET_SOBEGIN := $(TARGET_OUT_STATIC_LIBRARIES)/sobegin.o
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TARGET_SOEND := $(TARGET_OUT_STATIC_LIBRARIES)/soend.o
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TARGET_STRIP_MODULE:=false
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TARGET_DEFAULT_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libm
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TARGET_CUSTOM_LD_COMMAND := true
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define transform-o-to-shared-lib-inner
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$(TARGET_CXX) \
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-nostdlib -Wl,-soname,$(notdir $@) -Wl,-T,$(BUILD_SYSTEM)/shlelf.xsc \
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-Wl,--gc-sections -Wl,-z,norelro \
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-Wl,-shared,-Bsymbolic \
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$(PRIVATE_TARGET_GLOBAL_LD_DIRS) \
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$(PRIVATE_TARGET_SOBEGIN) \
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$(PRIVATE_ALL_OBJECTS) \
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-Wl,--whole-archive \
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$(call normalize-host-libraries,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)) \
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-Wl,--no-whole-archive \
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$(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \
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$(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \
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-o $@ \
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$(PRIVATE_LDFLAGS) \
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$(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \
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$(PRIVATE_TARGET_LIBGCC) \
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$(PRIVATE_TARGET_SOEND)
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endef
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define transform-o-to-executable-inner
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$(TARGET_CXX) -nostdlib -Bdynamic -Wl,-T,$(BUILD_SYSTEM)/shlelf.x \
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-Wl,-dynamic-linker,/system/bin/linker \
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-Wl,--gc-sections -Wl,-z,norelro \
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-Wl,-z,nocopyreloc \
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-o $@ \
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$(TARGET_GLOBAL_LD_DIRS) \
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-Wl,-rpath-link=$(TARGET_OUT_INTERMEDIATE_LIBRARIES) \
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$(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \
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$(TARGET_CRTBEGIN_DYNAMIC_O) \
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$(PRIVATE_ALL_OBJECTS) \
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$(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \
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$(PRIVATE_LDFLAGS) \
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$(TARGET_LIBGCC) \
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$(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \
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$(TARGET_CRTEND_O)
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endef
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define transform-o-to-static-executable-inner
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$(TARGET_CXX) -nostdlib -Bstatic -Wl,-T,$(BUILD_SYSTEM)/shlelf.x \
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-Wl,--gc-sections -Wl,-z,norelro \
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-o $@ \
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$(TARGET_GLOBAL_LD_DIRS) \
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$(TARGET_CRTBEGIN_STATIC_O) \
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$(PRIVATE_LDFLAGS) \
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$(PRIVATE_ALL_OBJECTS) \
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$(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \
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$(TARGET_LIBGCC) \
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$(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \
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$(TARGET_CRTEND_O)
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endef
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