2010-06-10 20:45:13 +00:00
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.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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2010-08-22 08:58:05 +00:00
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2010-08-23 13:44:50 +00:00
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.function orc_blend_argb
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2010-08-22 08:58:05 +00:00
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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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2010-08-23 13:44:50 +00:00
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.const 4 a_alpha 0x000000ff
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2010-08-22 08:58:05 +00:00
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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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2010-08-23 13:44:50 +00:00
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loadl t, d
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2010-08-22 08:58:05 +00:00
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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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2010-08-23 13:44:50 +00:00
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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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2010-08-22 08:58:05 +00:00
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2010-08-23 13:44:50 +00:00
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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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2010-08-22 08:58:05 +00:00
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2010-08-23 13:44:50 +00:00
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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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2010-08-22 08:58:05 +00:00
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