mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-22 16:26:39 +00:00
6da14d0c41
This now means, that we have absolutely no handwritten assembly anymore in videomixer and it's also faster now when using SSE.
97 lines
1.5 KiB
Text
97 lines
1.5 KiB
Text
.function orc_splat_u32
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.dest 4 d1 guint32
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.param 4 p1 guint32
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copyl d1, p1
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.function orc_memcpy_u32
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.dest 4 d1 guint32
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.source 4 s1 guint32
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copyl d1, s1
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.function orc_blend_u8
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.flags 2d
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.dest 1 d1 guint8
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.source 1 s1 guint8
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.param 2 p1
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.temp 2 t1
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.temp 2 t2
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.const 1 c1 8
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convubw t1, d1
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convubw t2, s1
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subw t2, t2, t1
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mullw t2, t2, p1
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shlw t1, t1, c1
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addw t2, t1, t2
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shruw t2, t2, c1
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convsuswb d1, t2
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.function orc_blend_argb
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.flags 2d
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.dest 4 d guint8
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.source 4 s guint8
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.param 2 alpha
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.temp 4 t
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.temp 2 tw
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.temp 1 tb
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.temp 4 a
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.temp 8 d_wide
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.temp 8 s_wide
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.temp 8 a_wide
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.const 4 a_alpha 0x000000ff
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loadl t, s
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convlw tw, t
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convwb tb, tw
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splatbl a, tb
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x4 convubw a_wide, a
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x4 mullw a_wide, a_wide, alpha
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x4 shruw a_wide, a_wide, 8
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x4 convubw s_wide, t
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loadl t, d
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x4 convubw d_wide, t
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x4 subw s_wide, s_wide, d_wide
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x4 mullw s_wide, s_wide, a_wide
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x4 div255w s_wide, s_wide
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x4 addw d_wide, d_wide, s_wide
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x4 convwb t, d_wide
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orl t, t, a_alpha
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storel d, t
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.function orc_blend_bgra
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.flags 2d
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.dest 4 d guint8
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.source 4 s guint8
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.param 2 alpha
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.temp 4 t
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.temp 4 t2
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.temp 2 tw
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.temp 1 tb
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.temp 4 a
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.temp 8 d_wide
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.temp 8 s_wide
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.temp 8 a_wide
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.const 4 a_alpha 0xff000000
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loadl t, s
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shrul t2, t, 24
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convlw tw, t2
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convwb tb, tw
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splatbl a, tb
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x4 convubw a_wide, a
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x4 mullw a_wide, a_wide, alpha
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x4 shruw a_wide, a_wide, 8
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x4 convubw s_wide, t
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loadl t, d
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x4 convubw d_wide, t
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x4 subw s_wide, s_wide, d_wide
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x4 mullw s_wide, s_wide, a_wide
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x4 div255w s_wide, s_wide
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x4 addw d_wide, d_wide, s_wide
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x4 convwb t, d_wide
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orl t, t, a_alpha
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storel d, t
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