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neon filters: minor optimization from M-HT

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This commit is contained in:
notaz 2012-11-07 01:35:01 +02:00
parent e22d791cf8
commit c688b90fe2
3 changed files with 17 additions and 18 deletions
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8
arm/neon_normalxx.Sinc
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@ -30,17 +30,15 @@
#define A256 :256
#endif
.macro bgr1555_to_rgb565 dr0 dr1 t0 t1 t2
str r0, [sp, #-4]
mov r0, #0x07c0
.macro bgr1555_to_rgb565 dr0 dr1 t0 t1 t2 ar
mov \ar, #0x07c0
vshl.u16 \t0, \dr0, #11
vshl.u16 \t1, \dr1, #11
vshl.u16 \dr0, \dr0, #1
vshl.u16 \dr1, \dr1, #1
vdup.16 \t2, r0
vdup.16 \t2, \ar
vsri.u16 \t0, \dr0, #11
vsri.u16 \t1, \dr1, #11
ldr r0, [sp, #-4]
vbif \dr0, \t0, \t2
vbif \dr1, \t1, \t2
.endm