av_filter/x86/idet: use HADDD where appropriate

Signed-off-by: James Almer <jamrial@gmail.com>
11 years ago · 649b7a9946
parent c7d8dbad14
commit 649b7a9946
1 changed files with 3 additions and 16 deletions
--- a/libavfilter/x86/vf_idet.asm
+++ b/libavfilter/x86/vf_idet.asm
@ -69,10 +69,8 @@ cglobal idet_filter_line, 4, 5, 0, a, b, c, width, index
    CMP       widthd, indexd
    jg        .loop

-    mova      m0, m_sum
-    psrlq     m_sum, 0x20
-    paddd     m0, m_sum
-    movd      eax, m0
+    HADDD     m_sum, m0
+    movd      eax, m_sum
    RET
 %endmacro

@ -123,18 +121,7 @@ cglobal idet_filter_line_16bit, 4, 5, 8, a, b, c, width, index
    paddd          m_sum, m5
    jl        .loop_16bit

-    mova      m2, m_sum
-%if mmsize == 16
-    psrldq    m2, 4
-    paddd     m_sum, m2
-    psrldq    m2, 4
-    paddd     m_sum, m2
-    psrldq    m2, 4
-    paddd     m_sum, m2
-%else
-    psrlq     m2, 32
-    paddd     m_sum, m2
-%endif
+    HADDD     m_sum, m2
    movd      eax, m_sum
    RET
 %endmacro