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# Rules to generate GAS compatible assembly from RVCT syntax files.
# Input variables:
# libvpx_2nd_arch
# libvpx_source_dir
# libvpx_codec_srcs_asm_<arch>
#
# Output variables:
# LOCAL_GENERATED_SOURCES_<arch>
ifneq ($(strip $(libvpx_codec_srcs_asm_$(TARGET_$(libvpx_2nd_arch)ARCH))),)
libvpx_intermediates := $(call local-intermediates-dir,,$(libvpx_2nd_arch))
# This step is only required for ARM. MIPS uses intrinsics exclusively and x86
# requires 'yasm' to pre-process its assembly files.
# The ARM assembly sources must be converted from ADS to GAS compatible format.
VPX_ASM := $(addprefix $(libvpx_intermediates)/, $(libvpx_codec_srcs_asm_$(TARGET_$(libvpx_2nd_arch)ARCH)))
# The build system will only accept arm assembly which ends in '.s'
VPX_GEN := $(addsuffix .s, $(VPX_ASM))
$(VPX_GEN) : PRIVATE_SOURCE_DIR := $(libvpx_source_dir)
$(VPX_GEN) : PRIVATE_CUSTOM_TOOL = cat $< | perl $(PRIVATE_SOURCE_DIR)/build/make/ads2gas.pl > $@
$(VPX_GEN) : $(libvpx_intermediates)/%.s : $(libvpx_source_dir)/%
$(transform-generated-source)
LOCAL_GENERATED_SOURCES_$(TARGET_$(libvpx_2nd_arch)ARCH) += $(VPX_GEN)
endif
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