vdpau: Add H.264 decoding via hwaccel infrastructure
[ffmpeg.git] / configure
index 2bf3426..c62ea2d 100755 (executable)
--- a/configure
+++ b/configure
@@ -100,6 +100,7 @@ Configuration options:
   --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
   --enable-gray            enable full grayscale support (slower color)
   --disable-swscale-alpha  disable alpha channel support in swscale
+  --disable-all            disable building components, libraries and programs
 
 Program options:
   --disable-programs       do not build command line programs
@@ -122,7 +123,6 @@ Component options:
   --enable-x11grab         enable X11 grabbing [no]
   --disable-network        disable network support [no]
   --disable-dct            disable DCT code
-  --disable-dwt            disable DWT code
   --disable-lsp            disable LSP code
   --disable-lzo            disable LZO decoder code
   --disable-mdct           disable MDCT code
@@ -265,7 +265,7 @@ Optimization options (experts only):
   --disable-armv5te        disable armv5te optimizations
   --disable-armv6          disable armv6 optimizations
   --disable-armv6t2        disable armv6t2 optimizations
-  --disable-armvfp         disable ARM VFP optimizations
+  --disable-vfp            disable VFP optimizations
   --disable-neon           disable NEON optimizations
   --disable-vis            disable VIS optimizations
   --disable-inline-asm     disable use of inline assembler
@@ -535,12 +535,13 @@ is_in(){
     return 1
 }
 
-check_deps(){
+do_check_deps(){
     for cfg; do
         cfg="${cfg#!}"
         enabled ${cfg}_checking && die "Circular dependency for $cfg."
         disabled ${cfg}_checking && continue
         enable ${cfg}_checking
+        append allopts $cfg
 
         eval dep_all="\$${cfg}_deps"
         eval dep_any="\$${cfg}_deps_any"
@@ -550,7 +551,7 @@ check_deps(){
         eval dep_ifn="\$${cfg}_if_any"
 
         pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
-        check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
+        do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
         popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
 
         [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
@@ -560,8 +561,6 @@ check_deps(){
         disabled_any $dep_sel && disable $cfg
 
         if enabled $cfg; then
-            eval dep_extralibs="\$${cfg}_extralibs"
-            test -n "$dep_extralibs" && add_extralibs $dep_extralibs
             enable_deep $dep_sel
             enable_deep_weak $dep_sgs
         fi
@@ -570,6 +569,18 @@ check_deps(){
     done
 }
 
+check_deps(){
+    unset allopts
+
+    do_check_deps "$@"
+
+    for cfg in $allopts; do
+        enabled $cfg || continue
+        eval dep_extralibs="\$${cfg}_extralibs"
+        test -n "$dep_extralibs" && add_extralibs $dep_extralibs
+    done
+}
+
 print_config(){
     pfx=$1
     files=$2
@@ -682,9 +693,9 @@ as_o(){
 
 check_as(){
     log check_as "$@"
-    cat > $TMPC
-    log_file $TMPC
-    check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
+    cat > $TMPS
+    log_file $TMPS
+    check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
 }
 
 check_inline_asm(){
@@ -693,11 +704,17 @@ check_inline_asm(){
     code="$2"
     shift 2
     disable $name
-    check_as "$@" <<EOF && enable $name
+    check_cc "$@" <<EOF && enable $name
 void foo(void){ __asm__ volatile($code); }
 EOF
 }
 
+check_insn(){
+    log check_insn "$@"
+    check_inline_asm ${1}_inline "\"$2\""
+    echo "$2" | check_as && enable ${1}_external || disable ${1}_external
+}
+
 check_yasm(){
     log check_yasm "$@"
     echo "$1" > $TMPS
@@ -1005,7 +1022,6 @@ CONFIG_LIST="
     bzlib
     dct
     doc
-    dwt
     dxva2
     fft
     frei0r
@@ -1096,6 +1112,15 @@ ARCH_LIST='
     x86_64
 '
 
+ARCH_EXT_LIST_ARM='
+    armv5te
+    armv6
+    armv6t2
+    neon
+    vfp
+    vfpv3
+'
+
 ARCH_EXT_LIST_X86='
     amd3dnow
     amd3dnowext
@@ -1112,15 +1137,10 @@ ARCH_EXT_LIST_X86='
 '
 
 ARCH_EXT_LIST="
+    $ARCH_EXT_LIST_ARM
     $ARCH_EXT_LIST_X86
     altivec
-    armv5te
-    armv6
-    armv6t2
-    armvfp
-    neon
     ppc4xx
-    vfpv3
     vis
 "
 
@@ -1284,7 +1304,7 @@ HAVE_LIST="
     xmm_clobbers
 "
 
-# options emitted with CONFIG_ prefix but not available on command line
+# options emitted with CONFIG_ prefix but not available on the command line
 CONFIG_EXTRA="
     aandcttables
     ac3dsp
@@ -1306,7 +1326,9 @@ CONFIG_EXTRA="
     nettle
     rangecoder
     rtpdec
+    rtpenc_chain
     sinewin
+    videodsp
     vp3dsp
 "
 
@@ -1378,9 +1400,11 @@ CMDLINE_APPEND="
 armv5te_deps="arm"
 armv6_deps="arm"
 armv6t2_deps="arm"
-armvfp_deps="arm"
 neon_deps="arm"
-vfpv3_deps="armvfp"
+vfp_deps="arm"
+vfpv3_deps="vfp"
+
+map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
 
 altivec_deps="ppc"
 ppc4xx_deps="ppc"
@@ -1415,8 +1439,8 @@ done
 
 aligned_stack_if_any="ppc x86"
 fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
-fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
-fast_unaligned_if_any="armv6 ppc x86"
+fast_clz_if_any="alpha avr32 mips ppc x86"
+fast_unaligned_if_any="ppc x86"
 
 inline_asm_deps="!tms470"
 need_memalign="altivec neon sse"
@@ -1431,9 +1455,10 @@ mdct_select="fft"
 rdft_select="fft"
 mpegaudio_select="mpegaudiodsp"
 mpegaudiodsp_select="dct"
+mpegvideo_select="videodsp"
 mpegvideoenc_select="mpegvideo"
 
-# decoders / encoders / hardware accelerators
+# decoders / encoders
 aac_decoder_select="mdct sinewin"
 aac_encoder_select="mdct sinewin"
 aac_latm_decoder_select="aac_decoder aac_latm_parser"
@@ -1475,15 +1500,9 @@ h261_decoder_select="error_resilience mpegvideo"
 h261_encoder_select="aandcttables mpegvideoenc"
 h263_decoder_select="error_resilience h263_parser mpegvideo"
 h263_encoder_select="aandcttables error_resilience mpegvideoenc"
-h263_vaapi_hwaccel_select="vaapi h263_decoder"
 h263i_decoder_select="h263_decoder"
 h263p_encoder_select="h263_encoder"
 h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
-h264_dxva2_hwaccel_deps="dxva2api_h"
-h264_dxva2_hwaccel_select="dxva2 h264_decoder"
-h264_vaapi_hwaccel_select="vaapi h264_decoder"
-h264_vda_hwaccel_select="vda h264_decoder"
-h264_vdpau_decoder_select="vdpau h264_decoder"
 huffyuv_encoder_select="huffman"
 iac_decoder_select="fft mdct sinewin"
 imc_decoder_select="fft mdct sinewin"
@@ -1506,21 +1525,14 @@ mp3on4_decoder_select="mpegaudio"
 mp3on4float_decoder_select="mpegaudio"
 mpc7_decoder_select="mpegaudiodsp"
 mpc8_decoder_select="mpegaudiodsp"
-mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
 mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
 mpeg_xvmc_decoder_select="mpegvideo_decoder"
-mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
 mpeg1video_decoder_select="error_resilience mpegvideo"
 mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
-mpeg2_dxva2_hwaccel_deps="dxva2api_h"
-mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
-mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
 mpeg2video_decoder_select="error_resilience mpegvideo"
 mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
 mpeg4_decoder_select="h263_decoder mpeg4video_parser"
 mpeg4_encoder_select="h263_encoder"
-mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
-mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
 msmpeg4v1_decoder_select="h263_decoder"
 msmpeg4v1_encoder_select="h263_encoder"
 msmpeg4v2_decoder_select="h263_decoder"
@@ -1545,8 +1557,6 @@ rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvi
 rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
 shorten_decoder_select="golomb"
 sipr_decoder_select="lsp"
-snow_decoder_select="dwt rangecoder"
-snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
 svq1_decoder_select="error_resilience mpegvideo"
 svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
 svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
@@ -1559,19 +1569,15 @@ tscc_decoder_select="zlib"
 twinvq_decoder_select="mdct lsp sinewin"
 utvideo_encoder_select="huffman"
 vc1_decoder_select="h263_decoder h264chroma h264qpel"
-vc1_dxva2_hwaccel_deps="dxva2api_h"
-vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
-vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
-vc1_vdpau_decoder_select="vdpau vc1_decoder"
 vc1image_decoder_select="vc1_decoder"
 vorbis_decoder_select="mdct"
 vorbis_encoder_select="mdct"
-vp3_decoder_select="vp3dsp"
-vp5_decoder_select="vp3dsp"
-vp6_decoder_select="huffman vp3dsp"
+vp3_decoder_select="vp3dsp videodsp"
+vp5_decoder_select="vp3dsp videodsp"
+vp6_decoder_select="huffman vp3dsp videodsp"
 vp6a_decoder_select="vp6_decoder"
 vp6f_decoder_select="vp6_decoder"
-vp8_decoder_select="h264pred h264qpel"
+vp8_decoder_select="h264pred videodsp"
 wmapro_decoder_select="mdct sinewin"
 wmav1_decoder_select="mdct sinewin"
 wmav1_encoder_select="mdct sinewin"
@@ -1583,9 +1589,6 @@ wmv1_encoder_select="h263_encoder"
 wmv2_decoder_select="h263_decoder"
 wmv2_encoder_select="h263_encoder"
 wmv3_decoder_select="vc1_decoder"
-wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
-wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
-wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
 wmv3image_decoder_select="wmv3_decoder"
 zerocodec_decoder_select="zlib"
 zlib_decoder_select="zlib"
@@ -1593,10 +1596,37 @@ zlib_encoder_select="zlib"
 zmbv_decoder_select="zlib"
 zmbv_encoder_select="zlib"
 
+# hardware accelerators
 vaapi_deps="va_va_h"
 vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
 vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
 
+h263_vaapi_hwaccel_select="vaapi h263_decoder"
+h263_vdpau_hwaccel_select="vdpau h263_decoder"
+h264_dxva2_hwaccel_deps="dxva2api_h"
+h264_dxva2_hwaccel_select="dxva2 h264_decoder"
+h264_vaapi_hwaccel_select="vaapi h264_decoder"
+h264_vda_hwaccel_select="vda h264_decoder"
+h264_vdpau_decoder_select="vdpau h264_decoder"
+h264_vdpau_hwaccel_select="vdpau h264_decoder"
+mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
+mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
+mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder"
+mpeg2_dxva2_hwaccel_deps="dxva2api_h"
+mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
+mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
+mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder"
+mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
+mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
+mpeg4_vdpau_hwaccel_select="vdpau mpeg4_decoder"
+vc1_dxva2_hwaccel_deps="dxva2api_h"
+vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
+vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
+vc1_vdpau_decoder_select="vdpau vc1_decoder"
+wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
+wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
+wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
+
 # parsers
 h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
 mpeg4video_parser_select="error_resilience mpegvideo"
@@ -1642,9 +1672,11 @@ dirac_demuxer_select="dirac_parser"
 eac3_demuxer_select="ac3_parser"
 flac_demuxer_select="flac_parser"
 ipod_muxer_select="mov_muxer"
+ismv_muxer_select="mov_muxer"
 matroska_audio_muxer_select="matroska_muxer"
 matroska_demuxer_suggest="bzlib lzo zlib"
 mov_demuxer_suggest="zlib"
+mov_muxer_select="rtpenc_chain"
 mp3_demuxer_select="mpegaudio_parser"
 mp4_muxer_select="mov_muxer"
 mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
@@ -1656,12 +1688,13 @@ rtp_demuxer_select="sdp_demuxer"
 rtp_muxer_select="mpegvideo"
 rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
 rtsp_demuxer_select="http_protocol rtpdec"
-rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
+rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
 sap_demuxer_select="sdp_demuxer"
-sap_muxer_select="rtp_muxer rtp_protocol"
+sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
 sdp_demuxer_select="rtpdec"
 smoothstreaming_muxer_select="ismv_muxer"
 spdif_muxer_select="aac_parser"
+tak_demuxer_select="tak_parser"
 tg2_muxer_select="mov_muxer"
 tgp_muxer_select="mov_muxer"
 w64_demuxer_deps="wav_demuxer"
@@ -1691,10 +1724,8 @@ ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
 ffrtmpcrypt_protocol_select="tcp_protocol"
 ffrtmphttp_protocol_deps="!librtmp_protocol"
 ffrtmphttp_protocol_select="http_protocol"
-gopher_protocol_deps="network"
-httpproxy_protocol_deps="network"
+gopher_protocol_select="network"
 httpproxy_protocol_select="tcp_protocol"
-http_protocol_deps="network"
 http_protocol_select="tcp_protocol"
 https_protocol_select="tls_protocol"
 librtmp_protocol_deps="librtmp"
@@ -1703,7 +1734,7 @@ librtmps_protocol_deps="librtmp"
 librtmpt_protocol_deps="librtmp"
 librtmpte_protocol_deps="librtmp"
 mmsh_protocol_select="http_protocol"
-mmst_protocol_deps="network"
+mmst_protocol_select="network"
 rtmp_protocol_deps="!librtmp_protocol"
 rtmp_protocol_select="tcp_protocol"
 rtmpe_protocol_select="ffrtmpcrypt_protocol"
@@ -1713,11 +1744,12 @@ rtmpt_protocol_select="ffrtmphttp_protocol"
 rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
 rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
 rtp_protocol_select="udp_protocol"
-sctp_protocol_deps="network struct_sctp_event_subscribe"
-tcp_protocol_deps="network"
+sctp_protocol_deps="struct_sctp_event_subscribe"
+sctp_protocol_select="network"
+tcp_protocol_select="network"
 tls_protocol_deps_any="openssl gnutls"
 tls_protocol_select="tcp_protocol"
-udp_protocol_deps="network"
+udp_protocol_select="network"
 
 # filters
 blackframe_filter_deps="gpl"
@@ -1745,9 +1777,10 @@ swscale_deps="avutil"
 
 # programs
 avconv_deps="avcodec avfilter avformat avresample swscale"
-avconv_select="aformat_filter asyncts_filter
-               format_filter fps_filter scale_filter setpts_filter"
-avplay_deps="avcodec avformat swscale sdl"
+avconv_select="aformat_filter anull_filter asyncts_filter format_filter
+               fps_filter null_filter resample_filter scale_filter
+               setpts_filter"
+avplay_deps="avcodec avformat avresample swscale sdl"
 avplay_select="rdft"
 avprobe_deps="avcodec avformat"
 avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
@@ -1796,7 +1829,6 @@ enable $LIBRARY_LIST $PROGRAM_LIST
 enable asm
 enable debug
 enable doc
-enable network
 enable optimizations
 enable safe_bitstream_reader
 enable static
@@ -1903,8 +1935,6 @@ for n in $COMPONENT_LIST; do
     eval ${n}_if_any="\$$v"
 done
 
-disable snow_decoder snow_encoder
-
 enable $ARCH_EXT_LIST
 
 die_unknown(){
@@ -1944,13 +1974,17 @@ do_random(){
 for opt do
     optval="${opt#*=}"
     case "$opt" in
-        --extra-ldflags=*) add_ldflags $optval
+        --extra-ldflags=*)
+            add_ldflags $optval
         ;;
-        --extra-libs=*) add_extralibs $optval
+        --extra-libs=*)
+            add_extralibs $optval
         ;;
-        --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
+        --disable-devices)
+            disable $INDEV_LIST $OUTDEV_LIST
         ;;
-        --enable-debug=*) debuglevel="$optval"
+        --enable-debug=*)
+            debuglevel="$optval"
         ;;
         --disable-programs)
             disable $PROGRAM_LIST
@@ -1958,6 +1992,10 @@ for opt do
         --disable-everything)
             map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
         ;;
+        --disable-all)
+            map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
+            disable $LIBRARY_LIST $PROGRAM_LIST doc
+        ;;
         --enable-random|--disable-random)
             action=${opt%%-random}
             do_random ${action#--} $COMPONENT_LIST
@@ -2148,6 +2186,7 @@ msvc_flags(){
             -fno-math-errno)      ;;
             -fno-common)          ;;
             -fno-signed-zeros)    ;;
+            -fPIC)                ;;
             -lz)                  echo zlib.lib ;;
             -lavifil32)           echo vfw32.lib ;;
             -lavicap32)           echo vfw32.lib user32.lib ;;
@@ -2519,10 +2558,7 @@ is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
 enable $arch
 
 # Add processor-specific flags
-if test "$cpu" = generic; then
-    : do nothing
-
-elif enabled aarch64; then
+if enabled aarch64; then
 
     case $cpu in
         armv*)
@@ -2539,6 +2575,37 @@ elif enabled alpha; then
 
 elif enabled arm; then
 
+    check_arm_arch() {
+        check_cpp_condition stddef.h \
+            "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
+            $cpuflags
+    }
+
+    probe_arm_arch() {
+        if   check_arm_arch 4;        then echo armv4;
+        elif check_arm_arch 4T;       then echo armv4t;
+        elif check_arm_arch 5;        then echo armv5;
+        elif check_arm_arch 5E;       then echo armv5e;
+        elif check_arm_arch 5T;       then echo armv5t;
+        elif check_arm_arch 5TE;      then echo armv5te;
+        elif check_arm_arch 5TEJ;     then echo armv5te;
+        elif check_arm_arch 6;        then echo armv6;
+        elif check_arm_arch 6J;       then echo armv6j;
+        elif check_arm_arch 6K;       then echo armv6k;
+        elif check_arm_arch 6Z;       then echo armv6z;
+        elif check_arm_arch 6ZK;      then echo armv6zk;
+        elif check_arm_arch 6T2;      then echo armv6t2;
+        elif check_arm_arch 7;        then echo armv7;
+        elif check_arm_arch 7A  7_A;  then echo armv7-a;
+        elif check_arm_arch 7R  7_R;  then echo armv7-r;
+        elif check_arm_arch 7M  7_M;  then echo armv7-m;
+        elif check_arm_arch 7EM 7E_M; then echo armv7-m;
+        elif check_arm_arch 8A  8_A;  then echo armv8-a;
+        fi
+    }
+
+    [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
+
     case $cpu in
         armv*)
             cpuflags="-march=$cpu"
@@ -2553,10 +2620,16 @@ elif enabled arm; then
                 arm11*)                                  subarch=armv6   ;;
                 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
                 armv4*|arm7*|arm9[24]*)                  subarch=armv4   ;;
+                *)                             subarch=$(probe_arm_arch) ;;
             esac
         ;;
     esac
 
+    case "$subarch" in
+        armv5t*)    enable fast_clz                ;;
+        armv[6-8]*) enable fast_clz fast_unaligned ;;
+    esac
+
 elif enabled avr32; then
 
     case $cpu in
@@ -2675,8 +2748,10 @@ elif enabled x86; then
 
 fi
 
-add_cflags $cpuflags
-add_asflags $cpuflags
+if [ "$cpu" != generic ]; then
+    add_cflags  $cpuflags
+    add_asflags $cpuflags
+fi
 
 # compiler sanity check
 check_exec <<EOF
@@ -2712,7 +2787,7 @@ check_64bit(){
 }
 
 case "$arch" in
-    alpha|ia64)
+    aarch64|alpha|ia64)
         spic=$shared
     ;;
     mips)
@@ -2725,6 +2800,7 @@ case "$arch" in
     ;;
     ppc)
         check_64bit ppc ppc64 'sizeof(void *) > 4'
+        spic=$shared
     ;;
     sparc)
         check_64bit sparc sparc64 'sizeof(void *) > 4'
@@ -2821,12 +2897,12 @@ case $target_os in
         SLIBSUF=".dll"
         SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
         SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
-        SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
+        SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
         SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
         SLIB_INSTALL_LINKS=
         SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
         SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
-        SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
+        SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
         objformat="win32"
         dlltool="${cross_prefix}dlltool"
         ranlib=:
@@ -3087,6 +3163,7 @@ if enabled alpha; then
 
 elif enabled arm; then
 
+    check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
     enabled thumb && check_cflags -mthumb || check_cflags -marm
     nogas=die
 
@@ -3103,12 +3180,16 @@ EOF
         warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
     fi
 
-    enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
-    enabled armv6   && check_inline_asm armv6   '"sadd16 r0, r0, r0"'
-    enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
-    enabled armvfp  && check_inline_asm armvfp  '"fadds s0, s0, s0"'
-    enabled neon    && check_inline_asm neon    '"vadd.i16 q0, q0, q0"'
-    enabled vfpv3   && check_inline_asm vfpv3   '"vmov.f32 s0, #1.0"'
+    enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
+    enabled armv6   && check_insn armv6   'sadd16 r0, r0, r0'
+    enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
+    enabled neon    && check_insn neon    'vadd.i16 q0, q0, q0'
+    enabled vfp     && check_insn vfp     'fadds s0, s0, s0'
+    enabled vfpv3   && check_insn vfpv3   'vmov.f32 s0, #1.0'
+
+    [ $target_os = linux ] ||
+        map 'enabled_any ${v}_external ${v}_inline || disable $v' \
+            $ARCH_EXT_LIST_ARM
 
     check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
     check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
@@ -3223,8 +3304,13 @@ fi
 
 if enabled asm; then
     as=${gas:=$as}
-    check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
+    check_as <<EOF && enable gnu_as || \
         $nogas "GNU assembler not found, install gas-preprocessor"
+.macro m n
+\n: .int 0
+.endm
+m x
+EOF
 fi
 
 check_ldflags -Wl,--as-needed
@@ -3235,7 +3321,7 @@ elif check_func dlopen -ldl; then
     ldl=-ldl
 fi
 
-if enabled network; then
+if ! disabled network; then
     check_type "sys/types.h sys/socket.h" socklen_t
     check_type netdb.h "struct addrinfo"
     check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
@@ -3668,7 +3754,7 @@ if enabled arm; then
     echo "ARMv5TE enabled           ${armv5te-no}"
     echo "ARMv6 enabled             ${armv6-no}"
     echo "ARMv6T2 enabled           ${armv6t2-no}"
-    echo "ARM VFP enabled           ${armvfp-no}"
+    echo "VFP enabled               ${vfp-no}"
     echo "NEON enabled              ${neon-no}"
 fi
 if enabled ppc; then