Merge commit '05b0998f511ffa699407465d48c7d5805f746ad2'

[ffmpeg] / libavcodec / x86 / vp3dsp.asm

diff --git a/libavcodec/x86/vp3dsp.asm b/libavcodec/x86/vp3dsp.asm
index 3a5ed03c648df40ecf892ffbf609cc02b409e677..be5f21b2d87356273c85b3bbf125f299d5e9677e 100644 (file)
--- a/libavcodec/x86/vp3dsp.asm
+++ b/libavcodec/x86/vp3dsp.asm
@@ -561,6 +561,13 @@ cglobal vp3_idct_put, 3, 4, 9
     movhps [r0+r3  ], m3
 %endif
 %assign %%i %%i+64
+%endrep
+
+    pxor          m0, m0
+%assign %%offset 0
+%rep 128/mmsize
+    mova [r2+%%offset], m0
+%assign %%offset %%offset+mmsize
 %endrep
     RET
 
@@ -600,6 +607,11 @@ cglobal vp3_idct_add, 3, 4, 9
     movhps   [r0+r1], m0
 %endif
     lea           r0, [r0+r1*2]
+%assign %%offset 0
+%rep 32/mmsize
+    mova [r2+%%offset], m4
+%assign %%offset %%offset+mmsize
+%endrep
     add           r2, 32
     dec           r3
     jg .loop
@@ -620,7 +632,7 @@ vp3_idct_funcs
     paddusb       m2, m0
     movq          m4, [r0+r1*2]
     paddusb       m3, m0
-    movq          m5, [r0+r3  ]
+    movq          m5, [r0+r2  ]
     paddusb       m4, m0
     paddusb       m5, m0
     psubusb       m2, m1
@@ -630,7 +642,7 @@ vp3_idct_funcs
     movq   [r0+r1  ], m3
     psubusb       m5, m1
     movq   [r0+r1*2], m4
-    movq   [r0+r3  ], m5
+    movq   [r0+r2  ], m5
 %endmacro
 
 INIT_MMX mmxext
@@ -638,11 +650,12 @@ cglobal vp3_idct_dc_add, 3, 4
 %if ARCH_X86_64
     movsxd        r1, r1d
 %endif
-    lea           r3, [r1*3]
-    movsx         r2, word [r2]
-    add           r2, 15
-    sar           r2, 5
-    movd          m0, r2d
+    movsx         r3, word [r2]
+    mov    word [r2], 0
+    lea           r2, [r1*3]
+    add           r3, 15
+    sar           r3, 5
+    movd          m0, r3d
     pshufw        m0, m0, 0x0
     pxor          m1, m1
     psubw         m1, m0