Commit 531dda80 authored by Damien Fouilleul's avatar Damien Fouilleul

i420_yuy2: for MMX and SSE2, split inline assembly to avoid register starvation

parent dbcad1d8
......@@ -1045,8 +1045,6 @@ AC_CACHE_CHECK([if \$CC accepts -fomit-frame-pointer],
AC_TRY_COMPILE([],,ac_cv_c_omit_frame_pointer=yes, ac_cv_c_omit_frame_pointer=no)])
if test "${ac_cv_c_omit_frame_pointer}" != "no"; then
CFLAGS_OPTIM_NODEBUG="${CFLAGS_OPTIM_NODEBUG} -fomit-frame-pointer"
# these plugins do not compile without -fomit-frame-pointer, damn gcc!
VLC_ADD_CFLAGS([i420_yuy2_mmx i420_yuy2_sse2],[-fomit-frame-pointer])
fi
dnl Check for -fvisibility=hidden
......
......@@ -30,13 +30,21 @@
#define MMX_CALL(MMX_INSTRUCTIONS) \
do { \
__asm__ __volatile__( \
".p2align 3 \n\t \
movd (%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd (%2), %%mm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movq (%2), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%3), %%mm3 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
" \
: \
: "r" (p_u), "r" (p_v), \
"r" (p_y1), "r" (p_y2) ); \
__asm__ __volatile__( \
".p2align 3 \n\t" \
MMX_INSTRUCTIONS \
: \
: "r" (p_line1), "r" (p_line2), \
"r" (p_y1), "r" (p_y2), \
"r" (p_u), "r" (p_v) ); \
: "r" (p_line1), "r" (p_line2) ); \
p_line1 += 16; p_line2 += 16; \
p_y1 += 8; p_y2 += 8; \
p_u += 4; p_v += 4; \
......@@ -45,10 +53,6 @@
#define MMX_END __asm__ __volatile__ ( "emms" )
#define MMX_YUV420_YUYV " \n\
movd (%4), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd (%5), %%mm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movq (%2), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%3), %%mm3 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%mm2, %%mm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movq %%mm0, %%mm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%mm1, %%mm2 # v1 y3 u1 y2 v0 y1 u0 y0 \n\
......@@ -63,28 +67,20 @@ movq %%mm3, 8(%1) # Store high YUYV \n\
"
#define MMX_YUV420_YVYU " \n\
movd (%4), %%mm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd (%5), %%mm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movq (%2), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%3), %%mm3 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%mm2, %%mm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, %%mm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%mm1, %%mm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movq %%mm2, (%0) # Store low YUYV \n\
punpckhbw %%mm1, %%mm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
punpcklbw %%mm1, %%mm2 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, %%mm1 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%mm2, %%mm1 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movq %%mm1, (%0) # Store low YUYV \n\
punpckhbw %%mm2, %%mm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
movq %%mm0, 8(%0) # Store high YUYV \n\
movq %%mm3, %%mm4 # Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%mm1, %%mm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
punpcklbw %%mm2, %%mm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
movq %%mm4, (%1) # Store low YUYV \n\
punpckhbw %%mm1, %%mm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
punpckhbw %%mm2, %%mm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
movq %%mm3, 8(%1) # Store high YUYV \n\
"
#define MMX_YUV420_UYVY " \n\
movd (%4), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd (%5), %%mm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movq (%2), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%3), %%mm3 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%mm2, %%mm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movq %%mm1, %%mm2 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
punpcklbw %%mm0, %%mm2 # y3 v1 y2 u1 y1 v0 y0 u0 \n\
......@@ -101,8 +97,6 @@ movq %%mm1, 8(%1) # Store high UYVY \n\
/* FIXME: this code does not work ! Chroma seems to be wrong. */
#define MMX_YUV420_Y211 " \n\
movq (%2), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%3), %%mm1 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
movd (%4), %%mm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd (%5), %%mm3 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
pand i_00ffw, %%mm0 # get Y even 00 Y6 00 Y4 00 Y2 00 Y0 \n\
......@@ -199,13 +193,19 @@ movq %%mm1, (%1) # Store YUYV \n\
#define SSE2_CALL(SSE2_INSTRUCTIONS) \
do { \
__asm__ __volatile__( \
".p2align 3 \n\t \
movq (%0), %%xmm1 # Load 8 Cb u7 u6 u5 u4 u3 u2 u1 u0 \n\
movq (%1), %%xmm2 # Load 8 Cr v7 06 v5 v4 v3 v2 v1 v0 \n\
" \
: \
: "r" (p_u), "r" (p_v) ); \
__asm__ __volatile__( \
".p2align 3 \n\t" \
SSE2_INSTRUCTIONS \
: \
: "r" (p_line1), "r" (p_line2), \
"r" (p_y1), "r" (p_y2), \
"r" (p_u), "r" (p_v) ); \
"r" (p_y1), "r" (p_y2) ); \
p_line1 += 32; p_line2 += 32; \
p_y1 += 16; p_y2 += 16; \
p_u += 8; p_v += 8; \
......@@ -214,8 +214,6 @@ movq %%mm1, (%1) # Store YUYV \n\
#define SSE2_END __asm__ __volatile__ ( "sfence" ::: "memory" )
#define SSE2_YUV420_YUYV_ALIGNED " \n\
movq (%4), %%xmm1 # Load 8 Cb u7 u6 u5 u4 u3 u2 u1 u0 \n\
movq (%5), %%xmm2 # Load 8 Cr v7 06 v5 v4 v3 v2 v1 v0 \n\
movdqa (%2), %%xmm0 # Load 16 Y y15 y14 y13 .. y2 y1 y0 \n\
movdqa (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%xmm2, %%xmm1 # v7 u7 v6 u6 .. u1 v0 u0 \n\
......@@ -232,8 +230,6 @@ movntdq %%xmm3, 16(%1) # Store high YUYV \n\
"
#define SSE2_YUV420_YUYV_UNALIGNED " \n\
movq (%4), %%xmm1 # Load 8 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%5), %%xmm2 # Load 8 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movdqu (%2), %%xmm0 # Load 16 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movdqu (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
prefetchnta (%0) # Tell CPU not to cache output YUYV data \n\
......@@ -252,46 +248,40 @@ movdqu %%xmm3, 16(%1) # Store high YUYV \n\
"
#define SSE2_YUV420_YVYU_ALIGNED " \n\
movq (%4), %%xmm2 # Load 8 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%5), %%xmm1 # Load 8 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movdqa (%2), %%xmm0 # Load 16 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movdqa (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%xmm2, %%xmm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqa %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movntdq %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
punpcklbw %%xmm1, %%xmm2 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqa %%xmm0, %%xmm1 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm2, %%xmm1 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movntdq %%xmm1, (%0) # Store low YUYV \n\
punpckhbw %%xmm2, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
movntdq %%xmm0, 16(%0) # Store high YUYV \n\
movdqa %%xmm3, %%xmm4 # Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%xmm1, %%xmm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
punpcklbw %%xmm2, %%xmm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
movntdq %%xmm4, (%1) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
punpckhbw %%xmm2, %%xmm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
movntdq %%xmm3, 16(%1) # Store high YUYV \n\
"
#define SSE2_YUV420_YVYU_UNALIGNED " \n\
movq (%4), %%xmm2 # Load 8 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%5), %%xmm1 # Load 8 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movdqu (%2), %%xmm0 # Load 16 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movdqu (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
prefetchnta (%0) # Tell CPU not to cache output YVYU data \n\
prefetchnta (%1) # Tell CPU not to cache output YVYU data \n\
punpcklbw %%xmm2, %%xmm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqu %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movdqu %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
punpcklbw %%xmm1, %%xmm2 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqu %%xmm0, %%xmm1 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm2, %%xmm1 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movdqu %%xmm1, (%0) # Store low YUYV \n\
punpckhbw %%xmm2, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
movdqu %%xmm0, 16(%0) # Store high YUYV \n\
movdqu %%xmm3, %%xmm4 # Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%xmm1, %%xmm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
punpcklbw %%xmm2, %%xmm4 # u1 Y3 v1 Y2 u0 Y1 v0 Y0 \n\
movdqu %%xmm4, (%1) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
punpckhbw %%xmm2, %%xmm3 # u3 Y7 v3 Y6 u2 Y5 v2 Y4 \n\
movdqu %%xmm3, 16(%1) # Store high YUYV \n\
"
#define SSE2_YUV420_UYVY_ALIGNED " \n\
movq (%4), %%xmm1 # Load 8 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%5), %%xmm2 # Load 8 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movdqa (%2), %%xmm0 # Load 16 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movdqa (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
punpcklbw %%xmm2, %%xmm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
......@@ -309,8 +299,6 @@ movntdq %%xmm1, 16(%1) # Store high UYVY \n\
"
#define SSE2_YUV420_UYVY_UNALIGNED " \n\
movq (%4), %%xmm1 # Load 8 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%5), %%xmm2 # Load 8 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movdqu (%2), %%xmm0 # Load 16 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movdqu (%3), %%xmm3 # Load 16 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 \n\
prefetchnta (%0) # Tell CPU not to cache output UYVY data \n\
......
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