diff options
| author | Daniel Kang | 2013-01-16 02:41:39 -0500 |
|---|---|---|
| committer | Luca Barbato | 2013-01-21 09:54:10 +0100 |
| commit | 9f00b1cbababa08dd220dbc0c74286a4707be746 (patch) | |
| tree | db8d5ab341c405cbec8162af49d2f9243ac95734 /libavcodec/x86/dsputilenc.asm | |
| parent | c7df1532e5d690cb445ae443c998bd564c906a30 (diff) | |
dsputilenc: x86: Convert pixel inline asm to yasm
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Diffstat (limited to 'libavcodec/x86/dsputilenc.asm')
| -rw-r--r-- | libavcodec/x86/dsputilenc.asm | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/libavcodec/x86/dsputilenc.asm b/libavcodec/x86/dsputilenc.asm index a2cb7f9202..7b8763cf59 100644 --- a/libavcodec/x86/dsputilenc.asm +++ b/libavcodec/x86/dsputilenc.asm @@ -333,3 +333,155 @@ cglobal sse16, 5, 5, 8 paddd m7, m1 movd eax, m7 ; return value RET + +INIT_MMX mmx +; get_pixels_mmx(DCTELEM *block, const uint8_t *pixels, int line_size) +cglobal get_pixels, 3,4 + movsxdifnidn r2, r2d + add r0, 128 + mov r3, -128 + pxor m7, m7 +.loop: + mova m0, [r1] + mova m2, [r1+r2] + mova m1, m0 + mova m3, m2 + punpcklbw m0, m7 + punpckhbw m1, m7 + punpcklbw m2, m7 + punpckhbw m3, m7 + mova [r0+r3+ 0], m0 + mova [r0+r3+ 8], m1 + mova [r0+r3+16], m2 + mova [r0+r3+24], m3 + lea r1, [r1+r2*2] + add r3, 32 + js .loop + REP_RET + +INIT_XMM sse2 +cglobal get_pixels, 3, 4 + movsxdifnidn r2, r2d + lea r3, [r2*3] + pxor m4, m4 + movh m0, [r1] + movh m1, [r1+r2] + movh m2, [r1+r2*2] + movh m3, [r1+r3] + lea r1, [r1+r2*4] + punpcklbw m0, m4 + punpcklbw m1, m4 + punpcklbw m2, m4 + punpcklbw m3, m4 + mova [r0], m0 + mova [r0+0x10], m1 + mova [r0+0x20], m2 + mova [r0+0x30], m3 + movh m0, [r1] + movh m1, [r1+r2*1] + movh m2, [r1+r2*2] + movh m3, [r1+r3] + punpcklbw m0, m4 + punpcklbw m1, m4 + punpcklbw m2, m4 + punpcklbw m3, m4 + mova [r0+0x40], m0 + mova [r0+0x50], m1 + mova [r0+0x60], m2 + mova [r0+0x70], m3 + RET + +INIT_MMX mmx +; diff_pixels_mmx(DCTELEM *block, const uint8_t *s1, const unint8_t *s2, stride) +cglobal diff_pixels, 4,5 + movsxdifnidn r3, r3d + pxor m7, m7 + add r0, 128 + mov r4, -128 +.loop: + mova m0, [r1] + mova m2, [r2] + mova m1, m0 + mova m3, m2 + punpcklbw m0, m7 + punpckhbw m1, m7 + punpcklbw m2, m7 + punpckhbw m3, m7 + psubw m0, m2 + psubw m1, m3 + mova [r0+r4+0], m0 + mova [r0+r4+8], m1 + add r1, r3 + add r2, r3 + add r4, 16 + jne .loop + REP_RET + +INIT_MMX mmx +; pix_sum16_mmx(uint8_t * pix, int line_size) +cglobal pix_sum16, 2, 3 + movsxdifnidn r1, r1d + mov r2, r1 + neg r2 + shl r2, 4 + sub r0, r2 + pxor m7, m7 + pxor m6, m6 +.loop: + mova m0, [r0+r2+0] + mova m1, [r0+r2+0] + mova m2, [r0+r2+8] + mova m3, [r0+r2+8] + punpcklbw m0, m7 + punpckhbw m1, m7 + punpcklbw m2, m7 + punpckhbw m3, m7 + paddw m1, m0 + paddw m3, m2 + paddw m3, m1 + paddw m6, m3 + add r2, r1 + js .loop + mova m5, m6 + psrlq m6, 32 + paddw m6, m5 + mova m5, m6 + psrlq m6, 16 + paddw m6, m5 + movd eax, m6 + and eax, 0xffff + RET + +INIT_MMX mmx +; pix_norm1_mmx(uint8_t *pix, int line_size) +cglobal pix_norm1, 2, 4 + movsxdifnidn r1, r1d + mov r2, 16 + pxor m0, m0 + pxor m7, m7 +.loop: + mova m2, [r0+0] + mova m3, [r0+8] + mova m1, m2 + punpckhbw m1, m0 + punpcklbw m2, m0 + mova m4, m3 + punpckhbw m3, m0 + punpcklbw m4, m0 + pmaddwd m1, m1 + pmaddwd m2, m2 + pmaddwd m3, m3 + pmaddwd m4, m4 + paddd m2, m1 + paddd m4, m3 + paddd m7, m2 + add r0, r1 + paddd m7, m4 + dec r2 + jne .loop + mova m1, m7 + psrlq m7, 32 + paddd m1, m7 + movd eax, m1 + RET + |