--disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations
--disable-msa disable MSA optimizations
--disable-mipsfpu disable floating point MIPS optimizations
+ --disable-loongson3 disable Loongson-3 SIMD optimizations
--disable-fast-unaligned consider unaligned accesses slow
Developer options (useful when working on FFmpeg itself):
mipsdspr1
mipsdspr2
msa
+ loongson3
"
ARCH_EXT_LIST_X86_SIMD="
mips32r5_deps="mips"
mips64r6_deps="mips"
msa_deps="mips"
+loongson3_deps="mips"
altivec_deps="ppc"
dcbzl_deps="ppc"
simd_align_16_if_any="altivec neon sse"
# system capabilities
-
symver_if_any="symver_asm_label symver_gnu_asm"
valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
boxblur_filter_deps="gpl"
bs2b_filter_deps="libbs2b"
colormatrix_filter_deps="gpl"
+cover_rect_filter_deps="avcodec avformat gpl"
cropdetect_filter_deps="gpl"
delogo_filter_deps="gpl"
deshake_filter_select="pixelutils"
fftfilt_filter_deps="avcodec"
fftfilt_filter_select="rdft"
flite_filter_deps="libflite"
+find_rect_filter_deps="avcodec avformat gpl"
frei0r_filter_deps="frei0r dlopen"
frei0r_src_filter_deps="frei0r dlopen"
fspp_filter_deps="gpl"
_flags_filter=armasm_flags
elif $_cc 2>&1 | grep -q Intel; then
_type=icl
- _ident=$($cc 2>&1 | head -n1)
+ _ident=$($_cc 2>&1 | head -n1)
_depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
# Not only is O3 broken on 13.x+ but it is slower on all previous
# versions (tested) as well.
disable stripping
elif $_cc 2>&1 | grep -q Microsoft; then
_type=msvc
- _ident=$($cc 2>&1 | head -n1)
+ _ident=$($_cc 2>&1 | head -n1)
_DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
_DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
_cflags_speed="-O2"
check_cflags "-mtune=i6400 -mabi=64"
check_ldflags "-mabi=64"
;;
+ loongson3*)
+ enable mipsfpu
+ disable mips32r2
+ disable mips32r5
+ disable mips64r6
+ disable mipsdspr1
+ disable mipsdspr2
+ disable msa
+ enable local_aligned_8 local_aligned_16
+ enable simd_align_16
+ enable fast_64bit
+ enable fast_clz
+ enable fast_cmov
+ enable fast_unaligned
+ disable aligned_stack
+ cpuflags="-march=$cpu"
+ ;;
generic)
disable mips32r5
disable mips64r6
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
- echo PROTMODE >> $(SUBDIR)$(NAME).def; \
echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
echo EXPORTS >> $(SUBDIR)$(NAME).def; \
- emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
+ emxexp $(OBJS) >> $(SUBDIR)$(NAME).def'
SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
check_inline_asm mipsfpu '"madd.d $f0, $f2, $f4, $f6"'
enabled msa && check_cflags "-mmsa" && check_ldflags "-mmsa" &&
check_inline_asm msa '"addvi.b $w0, $w1, 1"'
+ enabled loongson3 && add_cflags "-mhard-float" && add_asflags "-mhard-float" &&
+ check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
enabled mips32r5 && add_asflags "-mips32r5 -mfp64"
enabled mips64r6 && add_asflags "-mips64r6 -mfp64"
disable ebx_available
fi
fi
- # msvcrt10 x64 incorrectly enables log2, only msvcrt12 onwards actually has log2.
+ # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
fi
enabled aresample_filter && prepend avfilter_deps "swresample"
enabled asyncts_filter && prepend avfilter_deps "avresample"
enabled atempo_filter && prepend avfilter_deps "avcodec"
+enabled cover_rect_filter && prepend avfilter_deps "avformat avcodec"
enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
enabled elbg_filter && prepend avfilter_deps "avcodec"
enabled fftfilt_filter && prepend avfilter_deps "avcodec"
+enabled find_rect_filter && prepend avfilter_deps "avformat avcodec"
enabled mcdeint_filter && prepend avfilter_deps "avcodec"
enabled movie_filter && prepend avfilter_deps "avformat avcodec"
enabled pan_filter && prepend avfilter_deps "swresample"
echo "MIPS DSP R1 enabled ${mipsdspr1-no}"
echo "MIPS DSP R2 enabled ${mipsdspr2-no}"
echo "MIPS MSA enabled ${msa-no}"
+ echo "LOONGSON3 enabled ${loongson3-no}"
fi
if enabled ppc; then
echo "AltiVec enabled ${altivec-no}"