llvm-device-build.mk

   1 LOCAL_MODULE_TARGET_ARCH := $(LLVM_SUPPORTED_ARCH)
   2
   3 LOCAL_CLANG := true
   4
   5 LOCAL_CFLAGS := \
   6         -D_GNU_SOURCE   \
   7         -D__STDC_LIMIT_MACROS   \
   8         -D__STDC_CONSTANT_MACROS        \
   9         -D__STDC_FORMAT_MACROS  \
  10         -O2     \
  11         -fomit-frame-pointer    \
  12         -Wall   \
  13         -W      \
  14         -Wno-unused-parameter   \
  15         -Wwrite-strings \
  16         -Dsprintf=sprintf \
  17         $(LOCAL_CFLAGS)
  18
  19 # ARM64 builds seem to miscompile libLLVM without fno-inline.
  20 # Test and eventually remove after a future rebase.
  21 LOCAL_CFLAGS_arm64 += -fno-inline
  22
  23 # The three inline options together reduce libbcc.so almost 1MB.
  24 # We move them from global build/core/combo/TARGET_linux-arm.mk
  25 # to here.
  26 LOCAL_CFLAGS := -DANDROID_TARGET_BUILD \
  27                 -finline-functions \
  28                 $(LOCAL_CFLAGS)
  29
  30 ifeq ($(TARGET_BUILD_VARIANT),eng)
  31 LOCAL_CFLAGS := -DANDROID_ENGINEERING_BUILD \
  32                 $(LOCAL_CFLAGS)
  33 endif
  34
  35 ifeq ($(LLVM_ENABLE_ASSERTION),true)
  36 LOCAL_CFLAGS := \
  37         $(LOCAL_CFLAGS) \
  38         -D_DEBUG        \
  39         -UNDEBUG
  40 endif
  41
  42 ifneq ($(REQUIRES_EH),1)
  43 LOCAL_CFLAGS += -fno-exceptions
  44 else
  45 # No action. The device target should not have exception enabled since bionic
  46 # doesn't support it
  47 REQUIRES_EH := 0
  48 endif
  49
  50 ifneq ($(REQUIRES_RTTI),1)
  51 LOCAL_CPPFLAGS +=       -fno-rtti
  52 else
  53 REQUIRES_RTTI := 0
  54 endif
  55
  56 LOCAL_CPPFLAGS :=       \
  57         $(LOCAL_CPPFLAGS)       \
  58         -Woverloaded-virtual    \
  59         -Wno-sign-promo         \
  60         -std=c++11
  61
  62 # Make sure bionic is first so we can include system headers.
  63 LOCAL_C_INCLUDES :=     \
  64         bionic \
  65         external/libcxx/include \
  66         $(LLVM_ROOT_PATH)       \
  67         $(LLVM_ROOT_PATH)/include       \
  68         $(LLVM_ROOT_PATH)/device/include        \
  69         $(LOCAL_C_INCLUDES)
  70
  71 include external/libcxx/libcxx.mk
  72
  73 ###########################################################
  74 ## Commands for running tblgen to compile a td file
  75 ###########################################################
  76 define transform-device-td-to-out
  77 @mkdir -p $(dir $@)
  78 @echo "Device TableGen (gen-$(1)): $(TBLGEN_LOCAL_MODULE) <= $<"
  79 $(hide) $(LLVM_TBLGEN) \
  80         -I $(dir $<)    \
  81         -I $(LLVM_ROOT_PATH)/include    \
  82         -I $(LLVM_ROOT_PATH)/device/include     \
  83         -I $(LLVM_ROOT_PATH)/lib/Target \
  84     -gen-$(strip $(1)) \
  85     -o $@ $<
  86 endef