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Diffstat (limited to 'libavutil/x86/x86util.asm')
| -rw-r--r-- | libavutil/x86/x86util.asm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libavutil/x86/x86util.asm b/libavutil/x86/x86util.asm index 8450acd87c..a5d89a187a 100644 --- a/libavutil/x86/x86util.asm +++ b/libavutil/x86/x86util.asm @@ -637,3 +637,15 @@ %rotate 1 %endrep %endmacro + +%macro PMOVSXWD 2; dst, src +%if cpuflag(sse4) + pmovsxwd %1, %2 +%else + %ifnidn %1, %2 + mova %1, %2 + %endif + punpcklwd %1, %1 + psrad %1, 16 +%endif +%endmacro |