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arm: vp9itxfm: Rename a macro parameter to fit better 

Since the same parameter is used for both input and output,
the name inout is more fitting.

This matches the naming used below in the dmbutterfly macro.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2016-11-22 13:52:55 +02:00
parent 721bc37522
commit 79566ec8c7
1 changed files with 7 additions and 7 deletions
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14
libavcodec/arm/vp9itxfm_neon.S
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@ -125,16 +125,16 @@ endconst
vmlal.s16 \out4, \in4, \coef1
.endm
@ in1 = (in1 * coef1 - in2 * coef2 + (1 << 13)) >> 14
@ in2 = (in1 * coef2 + in2 * coef1 + (1 << 13)) >> 14
@ in are 2 d registers, tmp are 2 q registers
.macro mbutterfly in1, in2, coef1, coef2, tmp1, tmp2, neg=0
mbutterfly_l \tmp1, \tmp2, \in1, \in2, \coef1, \coef2
@ inout1 = (inout1 * coef1 - inout2 * coef2 + (1 << 13)) >> 14
@ inout2 = (inout1 * coef2 + inout2 * coef1 + (1 << 13)) >> 14
@ inout are 2 d registers, tmp are 2 q registers
.macro mbutterfly inout1, inout2, coef1, coef2, tmp1, tmp2, neg=0
mbutterfly_l \tmp1, \tmp2, \inout1, \inout2, \coef1, \coef2
.if \neg > 0
vneg.s32 \tmp2, \tmp2
.endif
vrshrn.s32 \in1, \tmp1, #14
vrshrn.s32 \in2, \tmp2, #14
vrshrn.s32 \inout1, \tmp1, #14
vrshrn.s32 \inout2, \tmp2, #14
.endm
@ inout1,inout2 = (inout1,inout2 * coef1 - inout3,inout4 * coef2 + (1 << 13)) >> 14