x86: hevc_deblock: remove unnecessary masking

The unpacks/shuffles later on makes it unnecessary. Before: 1508 decicycles in h, 2096759 runs, 393 skips 2512 decicycles in v, 2095422 runs, 1730 skips After: 1477 decicycles in h, 2096745 runs, 407 skips 2484 decicycles in v, 2095297 runs, 1855 skips Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago · e8c003edd2
parent b7863c972c
commit e8c003edd2
1 changed files with 0 additions and 4 deletions
--- a/libavcodec/x86/hevc_deblock.asm
+++ b/libavcodec/x86/hevc_deblock.asm
@ -355,19 +355,15 @@ ALIGN 16
    psrld            m8, 16
    paddw            m8, m10
    movd            r7d, m8
-    and              r7, 0xffff; 1dp0 + 1dp3
    pshufd           m8, m8, 0x4E
    movd            r8d, m8
-    and              r8, 0xffff; 0dp0 + 0dp3

    pshufd           m8, m11, 0x31
    psrld            m8, 16
    paddw            m8, m11
    movd            r9d, m8
-    and              r9, 0xffff; 1dq0 + 1dq3
    pshufd           m8, m8, 0x4E
    movd           r10d, m8
-    and             r10, 0xffff; 0dq0 + 0dq3
    ; end calc for weak filter

    ; filtering mask