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x86/vp9lpf: save a few mov in flat8in/hev masks calc.

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pull/43/merge
Clément Bœsch 11 years ago
parent 91d85bb167
commit 9a3b05b0a9
1 changed files with 5 additions and 7 deletions
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  1. 12
      libavcodec/x86/vp9lpf.asm

12
libavcodec/x86/vp9lpf.asm
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@ -481,17 +481,15 @@ SECTION .text
pxor m4, m8
pcmpgtb m0, m4, m7 ; abs(p1 - p0) > H (1/2 hev condition)
pxor m4, m8
mova m1, m4
CMP_LTE m1, m6, m5, m8 ; abs(p1 - p0) <= 1
pand m2, m1 ; (flat8in)
CMP_LTE m4, m6, m5, m8 ; abs(p1 - p0) <= 1
pand m2, m4 ; (flat8in)
ABSSUB m4, m13, m12, m1 ; abs(q1 - q0)
pxor m4, m8
pcmpgtb m5, m4, m7 ; abs(q1 - q0) > H (2/2 hev condition)
pxor m4, m8
por m0, m5 ; hev final value
mova m1, m4
CMP_LTE m1, m6, m5, m8 ; abs(q1 - q0) <= 1
pand m2, m1 ; (flat8in)
pxor m4, m8
CMP_LTE m4, m6, m5, m8 ; abs(q1 - q0) <= 1
pand m2, m4 ; (flat8in)
ABSSUB_CMP m1, m14, m12, m6, m4, m5, m8 ; abs(q2 - q0) <= 1
pand m2, m1
ABSSUB_CMP m1, m15, m12, m6, m4, m5, m8 ; abs(q3 - q0) <= 1

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