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      1 #
      2 # Copyright (C) 2012 The Android Open Source Project
      3 #
      4 # Licensed under the Apache License, Version 2.0 (the "License");
      5 # you may not use this file except in compliance with the License.
      6 # You may obtain a copy of the License at
      7 #
      8 #      http://www.apache.org/licenses/LICENSE-2.0
      9 #
     10 # Unless required by applicable law or agreed to in writing, software
     11 # distributed under the License is distributed on an "AS IS" BASIS,
     12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 # See the License for the specific language governing permissions and
     14 # limitations under the License.
     15 #
     16 
     17 include $(BUILD_SYSTEM)/base_rules.mk
     18 
     19 bc_cflags := -MD \
     20              -DRS_VERSION=$(RS_VERSION) \
     21              -std=c99 \
     22              -c \
     23              -O3 \
     24              -fno-builtin \
     25              -emit-llvm \
     26              -ccc-host-triple armv7-none-linux-gnueabi \
     27              -fsigned-char
     28 
     29 c_sources := $(filter %.c,$(LOCAL_SRC_FILES))
     30 ll_sources := $(filter %.ll,$(LOCAL_SRC_FILES))
     31 
     32 c_bc_files := $(patsubst %.c,%.bc, \
     33     $(addprefix $(intermediates)/, $(c_sources)))
     34 
     35 ll_bc_files := $(patsubst %.ll,%.bc, \
     36     $(addprefix $(intermediates)/, $(ll_sources)))
     37 
     38 $(c_bc_files): PRIVATE_INCLUDES := \
     39     frameworks/rs/scriptc \
     40     external/clang/lib/Headers
     41 
     42 $(c_bc_files): $(intermediates)/%.bc: $(LOCAL_PATH)/%.c  $(CLANG)
     43 	@mkdir -p $(dir $@)
     44 	$(hide) $(CLANG) $(addprefix -I, $(PRIVATE_INCLUDES)) $(bc_cflags) $< -o $@
     45 
     46 $(ll_bc_files): $(intermediates)/%.bc: $(LOCAL_PATH)/%.ll $(LLVM_AS)
     47 	@mkdir -p $(dir $@)
     48 	$(hide) $(LLVM_AS) $< -o $@
     49 
     50 -include $(c_bc_files:%.bc=%.d)
     51 -include $(ll_bc_files:%.bc=%.d)
     52 
     53 $(LOCAL_BUILT_MODULE): PRIVATE_BC_FILES := $(c_bc_files) $(ll_bc_files)
     54 $(LOCAL_BUILT_MODULE): $(c_bc_files) $(ll_bc_files)
     55 $(LOCAL_BUILT_MODULE): $(LLVM_LINK) $(clcore_LLVM_LD)
     56 $(LOCAL_BUILT_MODULE): $(LLVM_AS)
     57 	@mkdir -p $(dir $@)
     58 	$(hide) $(LLVM_LINK) $(PRIVATE_BC_FILES) -o $@
     59