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| author | Michael Niedermayer <michaelni@gmx.at> | 2011-12-13 03:29:25 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-12-13 03:39:48 +0400 |
| commit | 8bc7fe4daf5c26555d77e2261c96ee14a800fad4 (patch) | |
| tree | 71999a1eb8bacb609b5789b34de369ed4b049cd4 /libavutil/x86/bswap.h | |
| parent | c83ef636a665b2e17f1b6745a98ec7a5719264df (diff) | |
| parent | 58c42af722cebecd86e340dc3ed9ec44b1fe4a55 (diff) | |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
doxygen: misc consistency, spelling and wording fixes
vcr1: drop unnecessary emms_c() calls without MMX code
Replace all uses of av_close_input_file() with avformat_close_input().
lavf: add avformat_close_input().
lavf: deprecate av_close_input_stream().
lavf doxy: add some basic demuxing documentation.
lavf doxy: add some general lavf information.
lavf doxy: add misc utility functions to a group.
lavf doxy: add av_guess_codec/format to the encoding group.
lavf doxy: add core functions to a doxy group.
Add basic libavdevice documentation.
lavc: convert error_recognition to err_recognition.
avconv: update -map option help text
x86: Require 7 registers for the cabac asm
x86: bswap: remove test for bswap instruction
bswap: make generic implementation more compiler-friendly
h264: remove useless cast
proresdec: fix decode_slice() prototype
Conflicts:
configure
doc/APIchanges
ffprobe.c
libavcodec/avcodec.h
libavcodec/celp_math.h
libavcodec/h264.c
libavfilter/src_movie.c
libavformat/anm.c
libavformat/avformat.h
libavformat/version.h
libavutil/avstring.h
libavutil/bswap.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil/x86/bswap.h')
| -rw-r--r-- | libavutil/x86/bswap.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/libavutil/x86/bswap.h b/libavutil/x86/bswap.h index b0d62b248a..52ffb4dbf8 100644 --- a/libavutil/x86/bswap.h +++ b/libavutil/x86/bswap.h @@ -28,24 +28,20 @@ #include "config.h" #include "libavutil/attributes.h" +#if !AV_GCC_VERSION_AT_LEAST(4,1) #define av_bswap16 av_bswap16 static av_always_inline av_const unsigned av_bswap16(unsigned x) { __asm__("rorw $8, %w0" : "+r"(x)); return x; } +#endif /* !AV_GCC_VERSION_AT_LEAST(4,1) */ +#if !AV_GCC_VERSION_AT_LEAST(4,5) #define av_bswap32 av_bswap32 static av_always_inline av_const uint32_t av_bswap32(uint32_t x) { -#if HAVE_BSWAP __asm__("bswap %0" : "+r" (x)); -#else - __asm__("rorw $8, %w0 \n\t" - "rorl $16, %0 \n\t" - "rorw $8, %w0" - : "+r"(x)); -#endif return x; } @@ -57,5 +53,6 @@ static inline uint64_t av_const av_bswap64(uint64_t x) return x; } #endif +#endif /* !AV_GCC_VERSION_AT_LEAST(4,5) */ #endif /* AVUTIL_X86_BSWAP_H */ |