| # |
| # 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 x86 as a target. |
| # Included by combo/select.mk |
| |
| # Provide a default variant. |
| ifeq ($(strip $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT)),) |
| TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT := x86 |
| endif |
| |
| # Decouple NDK library selection with platform compiler version |
| $(combo_2nd_arch_prefix)TARGET_NDK_GCC_VERSION := 4.8 |
| |
| ifeq ($(strip $(TARGET_GCC_VERSION_EXP)),) |
| $(combo_2nd_arch_prefix)TARGET_GCC_VERSION := 4.8 |
| else |
| $(combo_2nd_arch_prefix)TARGET_GCC_VERSION := $(TARGET_GCC_VERSION_EXP) |
| endif |
| |
| # Include the arch-variant-specific configuration file. |
| # Its role is to define various ARCH_X86_HAVE_XXX feature macros, |
| # plus initial values for TARGET_GLOBAL_CFLAGS |
| # |
| TARGET_ARCH_SPECIFIC_MAKEFILE := $(BUILD_COMBOS)/arch/$(TARGET_$(combo_2nd_arch_prefix)ARCH)/$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT).mk |
| ifeq ($(strip $(wildcard $(TARGET_ARCH_SPECIFIC_MAKEFILE))),) |
| $(error Unknown $(TARGET_$(combo_2nd_arch_prefix)ARCH) architecture version: $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT)) |
| endif |
| |
| include $(TARGET_ARCH_SPECIFIC_MAKEFILE) |
| include $(BUILD_SYSTEM)/combo/fdo.mk |
| |
| # You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else |
| ifeq ($(strip $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)),) |
| $(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT := prebuilts/gcc/$(HOST_PREBUILT_TAG)/x86/x86_64-linux-android-$($(combo_2nd_arch_prefix)TARGET_GCC_VERSION) |
| $(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX := $($(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT)/bin/x86_64-linux-android- |
| endif |
| |
| $(combo_2nd_arch_prefix)TARGET_CC := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_CXX := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)g++$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_AR := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)ar$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_OBJCOPY := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)objcopy$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_LD := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)ld$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_READELF := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)readelf$(HOST_EXECUTABLE_SUFFIX) |
| $(combo_2nd_arch_prefix)TARGET_STRIP := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)strip$(HOST_EXECUTABLE_SUFFIX) |
| |
| ifneq ($(wildcard $($(combo_2nd_arch_prefix)TARGET_CC)),) |
| $(combo_2nd_arch_prefix)TARGET_LIBGCC := \ |
| $(shell $($(combo_2nd_arch_prefix)TARGET_CC) -m32 -print-file-name=libgcc.a) |
| $(combo_2nd_arch_prefix)TARGET_LIBATOMIC := \ |
| $(shell $($(combo_2nd_arch_prefix)TARGET_CC) -m32 -print-file-name=libatomic.a) |
| endif |
| |
| $(combo_2nd_arch_prefix)TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined |
| |
| libc_root := bionic/libc |
| libm_root := bionic/libm |
| libstdc++_root := bionic/libstdc++ |
| |
| KERNEL_HEADERS_COMMON := $(libc_root)/kernel/uapi |
| KERNEL_HEADERS_ARCH := $(libc_root)/kernel/uapi/asm-x86 # x86 covers both x86 and x86_64. |
| KERNEL_HEADERS := $(KERNEL_HEADERS_COMMON) $(KERNEL_HEADERS_ARCH) |
| |
| android_config_h := $(call select-android-config-h,target_linux-x86) |
| |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += \ |
| -O2 \ |
| -Wa,--noexecstack \ |
| -Werror=format-security \ |
| -D_FORTIFY_SOURCE=2 \ |
| -Wstrict-aliasing=2 \ |
| -fPIC \ |
| -ffunction-sections \ |
| -finline-functions \ |
| -finline-limit=300 \ |
| -fno-inline-functions-called-once \ |
| -fno-short-enums \ |
| -fstrict-aliasing \ |
| -funswitch-loops \ |
| -funwind-tables \ |
| -fstack-protector \ |
| -m32 \ |
| -msse2 \ |
| -no-canonical-prefixes \ |
| -fno-canonical-system-headers \ |
| -include $(android_config_h) \ |
| -I $(dir $(android_config_h)) |
| |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += $(arch_variant_cflags) |
| |
| ifeq ($(ARCH_X86_HAVE_SSSE3),true) # yes, really SSSE3, not SSE3! |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -DUSE_SSSE3 -mssse3 |
| endif |
| ifeq ($(ARCH_X86_HAVE_SSE4),true) |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -msse4 |
| endif |
| ifeq ($(ARCH_X86_HAVE_SSE4_1),true) |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -msse4.1 |
| endif |
| ifeq ($(ARCH_X86_HAVE_SSE4_2),true) |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -msse4.2 |
| endif |
| ifeq ($(ARCH_X86_HAVE_AVX),true) |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -mavx |
| endif |
| ifeq ($(ARCH_X86_HAVE_AES_NI),true) |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -maes |
| endif |
| |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -m32 |
| |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -Wl,-z,noexecstack |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -Wl,-z,relro -Wl,-z,now |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -Wl,--warn-shared-textrel |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -Wl,--fatal-warnings |
| $(combo_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS += -Wl,--gc-sections |
| |
| $(combo_2nd_arch_prefix)TARGET_C_INCLUDES := \ |
| $(libc_root)/arch-x86/include \ |
| $(libc_root)/include \ |
| $(libstdc++_root)/include \ |
| $(KERNEL_HEADERS) \ |
| $(libm_root)/include \ |
| $(libm_root)/include/i387 \ |
| |
| $(combo_2nd_arch_prefix)TARGET_CRTBEGIN_STATIC_O := $($(combo_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o |
| $(combo_2nd_arch_prefix)TARGET_CRTBEGIN_DYNAMIC_O := $($(combo_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o |
| $(combo_2nd_arch_prefix)TARGET_CRTEND_O := $($(combo_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o |
| |
| $(combo_2nd_arch_prefix)TARGET_CRTBEGIN_SO_O := $($(combo_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o |
| $(combo_2nd_arch_prefix)TARGET_CRTEND_SO_O := $($(combo_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o |
| |
| $(combo_2nd_arch_prefix)TARGET_STRIP_MODULE:=true |
| |
| $(combo_2nd_arch_prefix)TARGET_DEFAULT_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libm |
| |
| $(combo_2nd_arch_prefix)TARGET_CUSTOM_LD_COMMAND := true |
| define $(combo_2nd_arch_prefix)transform-o-to-shared-lib-inner |
| $(hide) $(PRIVATE_CXX) \ |
| $(PRIVATE_TARGET_GLOBAL_LDFLAGS) \ |
| -nostdlib -Wl,-soname,$(notdir $@) \ |
| $(if $(filter true,$(PRIVATE_CLANG)),-shared,-Wl,-shared) \ |
| $(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) \ |
| $(if $(TARGET_BUILD_APPS),$(PRIVATE_TARGET_LIBGCC)) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \ |
| -o $@ \ |
| $(PRIVATE_LDFLAGS) \ |
| $(PRIVATE_TARGET_LIBATOMIC) \ |
| $(if $(PRIVATE_LIBCXX),,$(PRIVATE_TARGET_LIBGCC)) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTEND_SO_O)) \ |
| $(PRIVATE_LDLIBS) |
| endef |
| |
| define $(combo_2nd_arch_prefix)transform-o-to-executable-inner |
| $(hide) $(PRIVATE_CXX) \ |
| $(PRIVATE_TARGET_GLOBAL_LDFLAGS) \ |
| -nostdlib -Bdynamic \ |
| -Wl,-z,nocopyreloc \ |
| -pie \ |
| $(PRIVATE_TARGET_GLOBAL_LD_DIRS) \ |
| -Wl,-rpath-link=$(PRIVATE_TARGET_OUT_INTERMEDIATE_LIBRARIES) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTBEGIN_DYNAMIC_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) \ |
| $(if $(TARGET_BUILD_APPS),$(PRIVATE_TARGET_LIBGCC)) \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \ |
| -o $@ \ |
| $(PRIVATE_LDFLAGS) \ |
| $(PRIVATE_TARGET_LIBATOMIC) \ |
| $(if $(PRIVATE_LIBCXX),,$(PRIVATE_TARGET_LIBGCC)) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTEND_O)) \ |
| $(PRIVATE_LDLIBS) |
| endef |
| |
| define $(combo_2nd_arch_prefix)transform-o-to-static-executable-inner |
| $(hide) $(PRIVATE_CXX) \ |
| $(PRIVATE_TARGET_GLOBAL_LDFLAGS) \ |
| -nostdlib -Bstatic \ |
| -o $@ \ |
| $(PRIVATE_TARGET_GLOBAL_LD_DIRS) \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTBEGIN_STATIC_O)) \ |
| $(PRIVATE_LDFLAGS) \ |
| $(PRIVATE_ALL_OBJECTS) \ |
| -Wl,--whole-archive \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)) \ |
| -Wl,--no-whole-archive \ |
| -Wl,--start-group \ |
| $(call normalize-target-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \ |
| $(PRIVATE_TARGET_LIBATOMIC) \ |
| $(if $(PRIVATE_LIBCXX),,$(PRIVATE_TARGET_LIBGCC)) \ |
| -Wl,--end-group \ |
| $(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTEND_O)) |
| endef |