| # |
| # Copyright (C) 2006 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. |
| # |
| |
| # Configuration for Linux on SuperH. |
| # Included by combo/select.make |
| |
| # You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else |
| ifeq ($(strip $(TARGET_TOOLS_PREFIX)),) |
| TARGET_TOOLS_PREFIX := \ |
| prebuilt/$(HOST_PREBUILT_TAG)/toolchain/sh-4.3.3/bin/sh-linux-gnu- |
| endif |
| |
| TARGET_CC := $(TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX) |
| TARGET_CXX := $(TARGET_TOOLS_PREFIX)c++$(HOST_EXECUTABLE_SUFFIX) |
| TARGET_AR := $(TARGET_TOOLS_PREFIX)ar$(HOST_EXECUTABLE_SUFFIX) |
| TARGET_OBJCOPY := $(TARGET_TOOLS_PREFIX)objcopy$(HOST_EXECUTABLE_SUFFIX) |
| TARGET_LD := $(TARGET_TOOLS_PREFIX)ld$(HOST_EXECUTABLE_SUFFIX) |
| TARGET_STRIP := $(TARGET_TOOLS_PREFIX)strip$(HOST_EXECUTABLE_SUFFIX) |
| |
| ifeq ($(TARGET_BUILD_VARIANT),user) |
| TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-debug $< -o $@ |
| else |
| TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-debug $< -o $@ && \ |
| $(TARGET_OBJCOPY) --add-gnu-debuglink=$< $@ |
| endif |
| |
| TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined |
| |
| TARGET_sh_release_CFLAGS := -O2 \ |
| -fomit-frame-pointer \ |
| -fstrict-aliasing \ |
| -funswitch-loops \ |
| -finline-limit=300 |
| |
| # When building for debug, compile everything as superh. |
| TARGET_sh_debug_CFLAGS := $(TARGET_sh_release_CFLAGS) -fno-omit-frame-pointer -fno-strict-aliasing |
| |
| TARGET_GLOBAL_CFLAGS += \ |
| -fpic \ |
| -ffunction-sections \ |
| -funwind-tables \ |
| -fstack-protector \ |
| -include $(call select-android-config-h,linux-sh) |
| |
| TARGET_GLOBAL_CPPFLAGS += \ |
| -fno-use-cxa-atexit \ |
| -fvisibility-inlines-hidden |
| |
| TARGET_RELEASE_CFLAGS := \ |
| -DSK_RELEASE -DNDEBUG \ |
| -O2 -g \ |
| -Wstrict-aliasing=2 \ |
| -finline-functions \ |
| -fno-inline-functions-called-once \ |
| -fgcse-after-reload \ |
| -frerun-cse-after-loop \ |
| -frename-registers \ |
| -fno-builtin |
| |
| libc_root := bionic/libc |
| libm_root := bionic/libm |
| libstdc++_root := bionic/libstdc++ |
| libthread_db_root := bionic/libthread_db |
| |
| |
| ## on some hosts, the target cross-compiler is not available so do not run this command |
| ifneq ($(wildcard $(TARGET_CC)),) |
| # We compile with the global cflags to ensure that |
| # any flags which affect libgcc are correctly taken |
| # into account. |
| LIBGCC_FILENAME := $(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) -print-libgcc-file-name) |
| LIBGCC_EH_FILENAME := $(subst libgcc,libgcc_eh,$(LIBGCC_FILENAME)) |
| TARGET_LIBGCC := $(LIBGCC_EH_FILENAME) $(LIBGCC_FILENAME) |
| endif |
| |
| # unless CUSTOM_KERNEL_HEADERS is defined, we're going to use |
| # symlinks located in out/ to point to the appropriate kernel |
| # headers. see 'config/kernel_headers.make' for more details |
| # |
| ifneq ($(CUSTOM_KERNEL_HEADERS),) |
| KERNEL_HEADERS_COMMON := $(CUSTOM_KERNEL_HEADERS) |
| KERNEL_HEADERS_ARCH := $(CUSTOM_KERNEL_HEADERS) |
| else |
| KERNEL_HEADERS_COMMON := $(libc_root)/kernel/common |
| KERNEL_HEADERS_ARCH := $(libc_root)/kernel/arch-$(TARGET_ARCH) |
| endif |
| KERNEL_HEADERS := $(KERNEL_HEADERS_COMMON) $(KERNEL_HEADERS_ARCH) |
| |
| TARGET_C_INCLUDES := \ |
| $(libc_root)/arch-sh/include \ |
| $(libc_root)/include \ |
| $(libstdc++_root)/include \ |
| $(KERNEL_HEADERS) \ |
| $(libm_root)/include \ |
| $(libm_root)/include/sh \ |
| $(libthread_db_root)/include |
| |
| TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o |
| TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o |
| TARGET_CRTEND_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o |
| |
| TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/sobegin.o |
| TARGET_CRTEND_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/soend.o |
| |
| TARGET_STRIP_MODULE:=true |
| |
| TARGET_DEFAULT_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libm |
| |
| TARGET_CUSTOM_LD_COMMAND := true |
| define transform-o-to-shared-lib-inner |
| $(hide) $(PRIVATE_CXX) \ |
| -nostdlib -Wl,-soname,$(notdir $@) -Wl,-T,$(BUILD_SYSTEM)/shlelf.xsc \ |
| -Wl,--gc-sections -Wl,-z,norelro \ |
| -Wl,-shared,-Bsymbolic \ |
| $(PRIVATE_TARGET_GLOBAL_LD_DIRS) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTBEGIN_SO_O)) \ |
| $(PRIVATE_ALL_OBJECTS) \ |
| -Wl,--whole-archive \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)) \ |
| -Wl,--no-whole-archive \ |
| $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--start-group) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \ |
| $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--end-group) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \ |
| -o $@ \ |
| $(PRIVATE_LDFLAGS) \ |
| $(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \ |
| $(PRIVATE_TARGET_LIBGCC) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTEND_SO_O)) |
| endef |
| |
| define transform-o-to-executable-inner |
| $(hide) $(PRIVATE_CXX) -nostdlib -Bdynamic -Wl,-T,$(BUILD_SYSTEM)/shlelf.x \ |
| -Wl,-dynamic-linker,/system/bin/linker \ |
| -Wl,--gc-sections -Wl,-z,norelro \ |
| -Wl,-z,nocopyreloc \ |
| -o $@ \ |
| $(TARGET_GLOBAL_LD_DIRS) \ |
| -Wl,-rpath-link=$(TARGET_OUT_INTERMEDIATE_LIBRARIES) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(TARGET_CRTBEGIN_DYNAMIC_O)) \ |
| $(PRIVATE_ALL_OBJECTS) \ |
| $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--start-group) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \ |
| $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--end-group) \ |
| $(PRIVATE_LDFLAGS) \ |
| $(TARGET_LIBGCC) \ |
| $(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(TARGET_CRTEND_O)) |
| endef |
| |
| define transform-o-to-static-executable-inner |
| $(hide) $(PRIVATE_CXX) -nostdlib -Bstatic -Wl,-T,$(BUILD_SYSTEM)/shlelf.x \ |
| -Wl,--gc-sections -Wl,-z,norelro \ |
| -o $@ \ |
| $(TARGET_GLOBAL_LD_DIRS) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(TARGET_CRTBEGIN_STATIC_O)) \ |
| $(PRIVATE_LDFLAGS) \ |
| $(PRIVATE_ALL_OBJECTS) \ |
| -Wl,--start-group \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \ |
| -Wl,--end-group \ |
| $(TARGET_LIBGCC) \ |
| $(subst -lrt,, $(subst -lpthread,,$(PRIVATE_LDLIBS))) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(TARGET_CRTEND_O)) |
| endef |