avcodec/x86/hevc_deblock: add %ifs to avoid "do nothing instructions"

cherry picked from commit f7843356253459e6010320292dbbc1e888a5249b Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avcodec/x86/hevc_deblock: add %ifs to avoid "do nothing instructions"
cherry picked from commit f7843356253459e6010320292dbbc1e888a5249b Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
500a0394 · Anton Khirnov · Michael Niedermayer · 7a4cf671 · 500a0394
Commit 500a0394 authored Jul 19, 2014 by Anton Khirnov Committed by Michael Niedermayer Jul 22, 2014
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hevc_deblock.asm libavcodec/x86/hevc_deblock.asm +4 -0

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--- a/libavcodec/x86/hevc_deblock.asm
+++ b/libavcodec/x86/hevc_deblock.asm
@@ -353,12 +353,16 @@ ALIGN 16
    ;beta calculations
    mov             r11, [betaq];
+%if %1 > 8
    shl             r11, %1 - 8
+%endif
    movd            m13, r11d; beta0
    add           betaq, 4;
    punpcklwd       m13, m13
    mov             r12, [betaq];
+%if %1 > 8
    shl             r12, %1 - 8
+%endif
    movd            m14, r12d; beta1
    punpcklwd       m14, m14
    pshufd          m13, m14, 0; beta0, beta1