a3339e98e6
Introduce two new flags, TARGET_PREFER_32_BIT_APPS and TARGET_PREFER_32_BIT_EXECUTABLES that individually control compilation of apps and executables. If TARGET_PREFER_32_BIT is set, the build system will automatically set both new flags. Change-Id: Ibd2165e688675c2884d9e7ddf82d7dd6c28521f3
72 lines
2.4 KiB
Makefile
72 lines
2.4 KiB
Makefile
# We don't automatically set up rules to build executables for both
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# TARGET_ARCH and TARGET_2ND_ARCH.
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# By default, an executable is built for TARGET_ARCH.
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# To build it for TARGET_2ND_ARCH in a 64bit product, use "LOCAL_MULTILIB := 32"
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# To build it for both set LOCAL_MULTILIB := both and specify
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# LOCAL_MODULE_PATH_32 and LOCAL_MODULE_PATH_64 or LOCAL_MODULE_STEM_32 and
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# LOCAL_MODULE_STEM_64
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include $(BUILD_SYSTEM)/multilib.mk
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ifeq ($(my_module_multilib),both)
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ifeq ($(LOCAL_MODULE_PATH_32)$(LOCAL_MODULE_STEM_32),)
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$(error $(LOCAL_PATH): LOCAL_MODULE_STEM_32 or LOCAL_MODULE_PATH_32 is required for LOCAL_MULTILIB := both for module $(LOCAL_MODULE))
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endif
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ifeq ($(LOCAL_MODULE_PATH_64)$(LOCAL_MODULE_STEM_64),)
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$(error $(LOCAL_PATH): LOCAL_MODULE_STEM_64 or LOCAL_MODULE_PATH_64 is required for LOCAL_MULTILIB := both for module $(LOCAL_MODULE))
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endif
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else #!LOCAL_MULTILIB == both
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LOCAL_NO_2ND_ARCH_MODULE_SUFFIX := true
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endif
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# if TARGET_PREFER_32_BIT_EXECUTABLES is set, try to build 32-bit first
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ifdef TARGET_2ND_ARCH
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ifeq ($(TARGET_PREFER_32_BIT_EXECUTABLES),true)
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LOCAL_2ND_ARCH_VAR_PREFIX := $(TARGET_2ND_ARCH_VAR_PREFIX)
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else
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LOCAL_2ND_ARCH_VAR_PREFIX :=
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endif
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endif
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my_skip_non_preferred_arch :=
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# check if preferred arch is supported
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include $(BUILD_SYSTEM)/module_arch_supported.mk
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ifeq ($(my_module_arch_supported),true)
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# first arch is supported
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include $(BUILD_SYSTEM)/executable_internal.mk
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ifneq ($(my_module_multilib),both)
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my_skip_non_preferred_arch := true
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endif
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endif
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# check if preferred arch was not supported or asked to build both
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ifndef my_skip_non_preferred_arch
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ifdef TARGET_2ND_ARCH
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# check if the non-preferred arch is the primary or secondary
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ifeq ($(TARGET_PREFER_32_BIT_EXECUTABLES),true)
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LOCAL_2ND_ARCH_VAR_PREFIX :=
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else
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LOCAL_2ND_ARCH_VAR_PREFIX := $(TARGET_2ND_ARCH_VAR_PREFIX)
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endif
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# check if non-preferred arch is supported
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include $(BUILD_SYSTEM)/module_arch_supported.mk
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ifeq ($(my_module_arch_supported),true)
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# non-preferred arch is supported
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OVERRIDE_BUILT_MODULE_PATH :=
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LOCAL_BUILT_MODULE :=
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LOCAL_INSTALLED_MODULE :=
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LOCAL_MODULE_STEM :=
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LOCAL_BUILT_MODULE_STEM :=
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LOCAL_INSTALLED_MODULE_STEM :=
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LOCAL_INTERMEDIATE_TARGETS :=
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include $(BUILD_SYSTEM)/executable_internal.mk
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endif
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endif # TARGET_2ND_ARCH
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endif # !my_skip_non_preferred_arch || LOCAL_MULTILIB
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LOCAL_2ND_ARCH_VAR_PREFIX :=
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LOCAL_NO_2ND_ARCH_MODULE_SUFFIX :=
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my_module_arch_supported :=
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