1 # Rules to generate GAS compatible assembly from RVCT syntax files. 2 # Input variables: 3 # libvpx_2nd_arch 4 # libvpx_source_dir 5 # libvpx_codec_srcs_asm_<arch> 6 # 7 # Output variables: 8 # LOCAL_GENERATED_SOURCES_<arch> 9 10 ifneq ($(strip $(libvpx_codec_srcs_asm_$(TARGET_$(libvpx_2nd_arch)ARCH))),) 11 libvpx_intermediates := $(call local-intermediates-dir,,$(libvpx_2nd_arch)) 12 # This step is only required for ARM. MIPS uses intrinsics exclusively and x86 13 # requires 'yasm' to pre-process its assembly files. 14 # The ARM assembly sources must be converted from ADS to GAS compatible format. 15 VPX_ASM := $(addprefix $(libvpx_intermediates)/, $(libvpx_codec_srcs_asm_$(TARGET_$(libvpx_2nd_arch)ARCH))) 16 # The build system will accept arm assembly which ends in '.s' or '.S' 17 # Other build systems prefer capital S so smooth things out here. 18 VPX_GEN := $(addsuffix .S, $(VPX_ASM)) 19 $(VPX_GEN) : PRIVATE_SOURCE_DIR := $(libvpx_source_dir) 20 $(VPX_GEN) : PRIVATE_CUSTOM_TOOL = cat $< | perl $(PRIVATE_SOURCE_DIR)/build/make/ads2gas.pl > $@ 21 $(VPX_GEN) : $(libvpx_intermediates)/%.S : $(libvpx_source_dir)/% \ 22 $(libvpx_source_dir)/build/make/ads2gas.pl \ 23 $(libvpx_source_dir)/build/make/thumb.pm 24 $(transform-generated-source) 25 26 LOCAL_GENERATED_SOURCES_$(TARGET_$(libvpx_2nd_arch)ARCH) += $(VPX_GEN) 27 endif 28
