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ffmpeg.wasm-core
Commit 4f12a497 authored by Fabrice Bellard's avatar Fabrice Bellard
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removed unused code 

Originally committed as revision 543 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent fb4a4a56
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Showing with 18 additions and 233 deletions
libavcodec/i386/dsputil_mmx.c
View file @ 4f12a497
......@@ -907,162 +907,6 @@ static void avg_no_rnd_pixels_xy2_mmx( UINT8 *block, const UINT8 *pixels, int
} while(--h);
}
static void sub_pixels_mmx( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
MOVQ_ZERO(mm7);
do {
__asm __volatile(
"movq %0, %%mm0\n\t"
"movq %1, %%mm2\n\t"
"movq 8%0, %%mm1\n\t"
"movq %%mm2, %%mm3\n\t"
"punpcklbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"psubsw %%mm2, %%mm0\n\t"
"psubsw %%mm3, %%mm1\n\t"
"movq %%mm0, %0\n\t"
"movq %%mm1, 8%0\n\t"
:"+m"(*p)
:"m"(*pix)
:"memory");
pix += line_size;
p += 8;
} while (--h);
}
static void sub_pixels_x2_mmx( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
MOVQ_ZERO(mm7);
MOVQ_WONE(mm6);
JUMPALIGN();
do {
__asm __volatile(
"movq %0, %%mm0\n\t"
"movq %1, %%mm2\n\t"
"movq 8%0, %%mm1\n\t"
"movq 1%1, %%mm4\n\t"
"movq %%mm2, %%mm3\n\t"
"movq %%mm4, %%mm5\n\t"
"punpcklbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"punpcklbw %%mm7, %%mm4\n\t"
"punpckhbw %%mm7, %%mm5\n\t"
"paddusw %%mm4, %%mm2\n\t"
"paddusw %%mm5, %%mm3\n\t"
"paddusw %%mm6, %%mm2\n\t"
"paddusw %%mm6, %%mm3\n\t"
"psrlw $1, %%mm2\n\t"
"psrlw $1, %%mm3\n\t"
"psubsw %%mm2, %%mm0\n\t"
"psubsw %%mm3, %%mm1\n\t"
"movq %%mm0, %0\n\t"
"movq %%mm1, 8%0\n\t"
:"+m"(*p)
:"m"(*pix)
:"memory");
pix += line_size;
p += 8;
} while (--h);
}
static void sub_pixels_y2_mmx( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
MOVQ_ZERO(mm7);
MOVQ_WONE(mm6);
do {
__asm __volatile(
"movq %0, %%mm0\n\t"
"movq %1, %%mm2\n\t"
"movq 8%0, %%mm1\n\t"
"movq %2, %%mm4\n\t"
"movq %%mm2, %%mm3\n\t"
"movq %%mm4, %%mm5\n\t"
"punpcklbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"punpcklbw %%mm7, %%mm4\n\t"
"punpckhbw %%mm7, %%mm5\n\t"
"paddusw %%mm4, %%mm2\n\t"
"paddusw %%mm5, %%mm3\n\t"
"paddusw %%mm6, %%mm2\n\t"
"paddusw %%mm6, %%mm3\n\t"
"psrlw $1, %%mm2\n\t"
"psrlw $1, %%mm3\n\t"
"psubsw %%mm2, %%mm0\n\t"
"psubsw %%mm3, %%mm1\n\t"
"movq %%mm0, %0\n\t"
"movq %%mm1, 8%0\n\t"
:"+m"(*p)
:"m"(*pix), "m"(*(pix+line_size))
:"memory");
pix += line_size;
p += 8;
} while (--h);
}
static void sub_pixels_xy2_mmx( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
MOVQ_ZERO(mm7);
MOVQ_WTWO(mm6);
JUMPALIGN();
do {
__asm __volatile(
"movq %1, %%mm0\n\t"
"movq %2, %%mm1\n\t"
"movq 1%1, %%mm4\n\t"
"movq 1%2, %%mm5\n\t"
"movq %%mm0, %%mm2\n\t"
"movq %%mm1, %%mm3\n\t"
"punpcklbw %%mm7, %%mm0\n\t"
"punpcklbw %%mm7, %%mm1\n\t"
"punpckhbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"paddusw %%mm1, %%mm0\n\t"
"paddusw %%mm3, %%mm2\n\t"
"movq %%mm4, %%mm1\n\t"
"movq %%mm5, %%mm3\n\t"
"punpcklbw %%mm7, %%mm4\n\t"
"punpcklbw %%mm7, %%mm5\n\t"
"punpckhbw %%mm7, %%mm1\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"paddusw %%mm5, %%mm4\n\t"
"paddusw %%mm3, %%mm1\n\t"
"paddusw %%mm6, %%mm4\n\t"
"paddusw %%mm6, %%mm1\n\t"
"paddusw %%mm4, %%mm0\n\t"
"paddusw %%mm1, %%mm2\n\t"
"movq %0, %%mm1\n\t"
"movq 8%0, %%mm3\n\t"
"psrlw $2, %%mm0\n\t"
"psrlw $2, %%mm2\n\t"
"psubsw %%mm0, %%mm1\n\t"
"psubsw %%mm2, %%mm3\n\t"
"movq %%mm1, %0\n\t"
"movq %%mm3, 8%0\n\t"
:"+m"(*p)
:"m"(*pix),
"m"(*(pix+line_size))
:"memory");
pix += line_size;
p += 8 ;
} while(--h);
}
static void clear_blocks_mmx(DCTELEM *blocks)
{
asm volatile(
......@@ -1139,11 +983,6 @@ void dsputil_init_mmx(void)
avg_no_rnd_pixels_tab[2] = avg_no_rnd_pixels_y2_mmx;
avg_no_rnd_pixels_tab[3] = avg_no_rnd_pixels_xy2_mmx;
sub_pixels_tab[0] = sub_pixels_mmx;
sub_pixels_tab[1] = sub_pixels_x2_mmx;
sub_pixels_tab[2] = sub_pixels_y2_mmx;
sub_pixels_tab[3] = sub_pixels_xy2_mmx;
if (mm_flags & MM_MMXEXT) {
pix_abs16x16 = pix_abs16x16_mmx2;
pix_abs16x16_x2 = pix_abs16x16_x2_mmx2;
......@@ -1164,9 +1003,6 @@ void dsputil_init_mmx(void)
avg_pixels_tab[1] = avg_pixels_x2_mmx2;
avg_pixels_tab[2] = avg_pixels_y2_mmx2;
avg_pixels_tab[3] = avg_pixels_xy2_mmx2;
sub_pixels_tab[1] = sub_pixels_x2_mmx2;
sub_pixels_tab[2] = sub_pixels_y2_mmx2;
} else if (mm_flags & MM_3DNOW) {
put_pixels_tab[1] = put_pixels_x2_3dnow;
put_pixels_tab[2] = put_pixels_y2_3dnow;
......@@ -1177,9 +1013,6 @@ void dsputil_init_mmx(void)
avg_pixels_tab[1] = avg_pixels_x2_3dnow;
avg_pixels_tab[2] = avg_pixels_y2_3dnow;
avg_pixels_tab[3] = avg_pixels_xy2_3dnow;
sub_pixels_tab[1] = sub_pixels_x2_3dnow;
sub_pixels_tab[2] = sub_pixels_y2_3dnow;
}
/* idct */
......@@ -1225,12 +1058,25 @@ void dsputil_init_mmx(void)
avg_no_rnd_pixels_tab[2] = just_return;
avg_no_rnd_pixels_tab[3] = just_return;
sub_pixels_tab[0] = just_return;
sub_pixels_tab[1] = just_return;
sub_pixels_tab[2] = just_return;
sub_pixels_tab[3] = just_return;
//av_fdct = just_return;
//ff_idct = just_return;
#endif
}
/* remove any non bit exact operation (testing purpose). NOTE that
this function should be kept as small as possible because it is
always difficult to test automatically non bit exact cases. */
void dsputil_set_bit_exact_mmx(void)
{
if (mm_flags & MM_MMX) {
if (mm_flags & MM_MMXEXT) {
put_no_rnd_pixels_tab[1] = put_no_rnd_pixels_x2_mmx;
put_no_rnd_pixels_tab[2] = put_no_rnd_pixels_y2_mmx;
avg_pixels_tab[3] = avg_pixels_xy2_mmx;
} else if (mm_flags & MM_3DNOW) {
put_no_rnd_pixels_tab[1] = put_no_rnd_pixels_x2_mmx;
put_no_rnd_pixels_tab[2] = put_no_rnd_pixels_y2_mmx;
avg_pixels_tab[3] = avg_pixels_xy2_mmx;
}
}
}
libavcodec/i386/dsputil_mmx_avg.h
View file @ 4f12a497
......@@ -313,64 +313,3 @@ static void DEF(avg_pixels_xy2)(UINT8 *block, const UINT8 *pixels, int line_size
"D" (block+line_size), "g"(line_size<<1)
:"%eax", "memory");
}
//Note: the sub* functions are no used
static void DEF(sub_pixels_x2)( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
__asm __volatile(
"pxor %%mm7, %%mm7":);
do {
__asm __volatile(
"movq 1%1, %%mm2\n\t"
"movq %0, %%mm0\n\t"
PAVGB" %1, %%mm2\n\t"
"movq 8%0, %%mm1\n\t"
"movq %%mm2, %%mm3\n\t"
"punpcklbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"psubsw %%mm2, %%mm0\n\t"
"psubsw %%mm3, %%mm1\n\t"
"movq %%mm0, %0\n\t"
"movq %%mm1, 8%0\n\t"
:"+m"(*p)
:"m"(*pix)
:"memory");
pix += line_size;
p += 8;
} while (--h);
}
static void DEF(sub_pixels_y2)( DCTELEM *block, const UINT8 *pixels, int line_size, int h)
{
DCTELEM *p;
const UINT8 *pix;
p = block;
pix = pixels;
__asm __volatile(
"pxor %%mm7, %%mm7":);
do {
__asm __volatile(
"movq %2, %%mm2\n\t"
"movq %0, %%mm0\n\t"
PAVGB" %1, %%mm2\n\t"
"movq 8%0, %%mm1\n\t"
"movq %%mm2, %%mm3\n\t"
"punpcklbw %%mm7, %%mm2\n\t"
"punpckhbw %%mm7, %%mm3\n\t"
"psubsw %%mm2, %%mm0\n\t"
"psubsw %%mm3, %%mm1\n\t"
"movq %%mm0, %0\n\t"
"movq %%mm1, 8%0\n\t"
:"+m"(*p)
:"m"(*pix), "m"(*(pix+line_size))
:"memory");
pix += line_size;
p += 8;
} while (--h);
}
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