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Code Issues Releases Activity

x86/hevc_deblock: remove some duplicated instructions

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Also remove a couple unnecessary cmps

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer
2014-05-18 18:19:49 -03:00
committed by Michael Niedermayer
parent 0c152fe916
commit 057ebf1222
1 changed files with 4 additions and 9 deletions
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13
libavcodec/x86/hevc_deblock.asm
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@@ -424,15 +424,12 @@ ALIGN 16
shl r2, %1 - 8 shl r2, %1 - 8
movd m8, r2d; tc0 movd m8, r2d; tc0
add tcq, 4; add tcq, 4;
punpcklwd m8, m8
mov r3d, [tcq]; mov r3d, [tcq];
shl r3, %1 - 8 shl r3, %1 - 8
movd m9, r3d; tc0
punpcklwd m9, m9
movd m9, r3d; tc1 movd m9, r3d; tc1
add r2d, r3d; tc0 + tc1 add r2d, r3d; tc0 + tc1
cmp r2d, 0; jz .bypassluma
je .bypassluma punpcklwd m8, m8
punpcklwd m9, m9 punpcklwd m9, m9
shufps m8, m9, 0; tc0, tc1 shufps m8, m9, 0; tc0, tc1
mova m9, m8 mova m9, m8
@@ -488,8 +485,7 @@ ALIGN 16
and r2, 1 and r2, 1
movd m10, r2d; store to xmm for mask generation movd m10, r2d; store to xmm for mask generation
or r14, r2; final strong mask, bits 1 and 0 or r14, r2; final strong mask, bits 1 and 0
cmp r14, 0; jz .weakfilter
je .weakfilter
shufps m10, m12, 0 shufps m10, m12, 0
@@ -578,8 +574,7 @@ ALIGN 16
.weakfilter: .weakfilter:
not r14; strong mask -> weak mask not r14; strong mask -> weak mask
and r14, r13; final weak filtering mask, bits 0 and 1 and r14, r13; final weak filtering mask, bits 0 and 1
cmp r14, 0; jz .store
je .store
; weak filtering mask ; weak filtering mask
mov r2, r14 mov r2, r14