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FFmpeg/libavcodec/x86/dsputilenc_mmx.c
Michael Niedermayer d5c9d055ea avcodec/x86/dsputilenc_mmx: fix build without yasm 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-04 05:39:03 +02:00

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/*
* MMX optimized DSP utils
* Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/dct.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/mpegvideo.h"
#include "dsputil_x86.h"
void ff_get_pixels_mmx(int16_t *block, const uint8_t *pixels, int line_size);
void ff_get_pixels_sse2(int16_t *block, const uint8_t *pixels, int line_size);
void ff_diff_pixels_mmx(int16_t *block, const uint8_t *s1, const uint8_t *s2,
int stride);
void ff_diff_pixels_sse2(int16_t *block, const uint8_t *s1, const uint8_t *s2,
int stride);
int ff_pix_sum16_mmx(uint8_t *pix, int line_size);
int ff_pix_sum16_sse2(uint8_t *pix, int line_size);
int ff_pix_sum16_xop(uint8_t *pix, int line_size);
int ff_pix_norm1_mmx(uint8_t *pix, int line_size);
int ff_pix_norm1_sse2(uint8_t *pix, int line_size);
int ff_sum_abs_dctelem_mmx(int16_t *block);
int ff_sum_abs_dctelem_mmxext(int16_t *block);
int ff_sum_abs_dctelem_sse2(int16_t *block);
int ff_sum_abs_dctelem_ssse3(int16_t *block);
int ff_sse8_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_sse16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_sse16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_hf_noise8_mmx(uint8_t *pix1, int lsize, int h);
int ff_hf_noise16_mmx(uint8_t *pix1, int lsize, int h);
#define hadamard_func(cpu) \
int ff_hadamard8_diff_ ## cpu(MpegEncContext *s, uint8_t *src1, \
uint8_t *src2, int stride, int h); \
int ff_hadamard8_diff16_ ## cpu(MpegEncContext *s, uint8_t *src1, \
uint8_t *src2, int stride, int h);
hadamard_func(mmx)
hadamard_func(mmxext)
hadamard_func(sse2)
hadamard_func(ssse3)
#if HAVE_YASM
static int nsse16_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int score1, score2;
if (c)
score1 = c->dsp.sse[0](c, pix1, pix2, line_size, h);
else
score1 = ff_sse16_mmx(c, pix1, pix2, line_size, h);
score2 = ff_hf_noise16_mmx(pix1, line_size, h) + ff_hf_noise8_mmx(pix1+8, line_size, h)
- ff_hf_noise16_mmx(pix2, line_size, h) - ff_hf_noise8_mmx(pix2+8, line_size, h);
if (c)
return score1 + FFABS(score2) * c->avctx->nsse_weight;
else
return score1 + FFABS(score2) * 8;
}
static int nsse8_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int score1 = ff_sse8_mmx(c, pix1, pix2, line_size, h);
int score2 = ff_hf_noise8_mmx(pix1, line_size, h) -
ff_hf_noise8_mmx(pix2, line_size, h);
if (c)
return score1 + FFABS(score2) * c->avctx->nsse_weight;
else
return score1 + FFABS(score2) * 8;
}
#endif /* HAVE_YASM */
#if HAVE_INLINE_ASM
static int vsad_intra16_mmx(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), %%mm2\n" \
"movq 8(%0), %%mm3\n" \
"add %2,%0\n" \
"movq %%mm2, " #out0 "\n" \
"movq %%mm3, " #out1 "\n" \
"psubusb " #in0 ", %%mm2\n" \
"psubusb " #in1 ", %%mm3\n" \
"psubusb " #out0 ", " #in0 "\n" \
"psubusb " #out1 ", " #in1 "\n" \
"por %%mm2, " #in0 "\n" \
"por %%mm3, " #in1 "\n" \
"movq " #in0 ", %%mm2\n" \
"movq " #in1 ", %%mm3\n" \
"punpcklbw %%mm7, " #in0 "\n" \
"punpcklbw %%mm7, " #in1 "\n" \
"punpckhbw %%mm7, %%mm2\n" \
"punpckhbw %%mm7, %%mm3\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw %%mm3, %%mm2\n" \
"paddw %%mm2, " #in0 "\n" \
"paddw " #in0 ", %%mm6\n"
__asm__ volatile (
"movl %3, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pxor %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq 8(%0), %%mm1\n"
"add %2, %0\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movq %%mm6, %%mm0\n"
"psrlq $32, %%mm6\n"
"paddw %%mm6, %%mm0\n"
"movq %%mm0, %%mm6\n"
"psrlq $16, %%mm0\n"
"paddw %%mm6, %%mm0\n"
"movd %%mm0, %1\n"
: "+r" (pix), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp & 0xFFFF;
}
#undef SUM
static int vsad_intra16_mmxext(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), " #out0 "\n" \
"movq 8(%0), " #out1 "\n" \
"add %2, %0\n" \
"psadbw " #out0 ", " #in0 "\n" \
"psadbw " #out1 ", " #in1 "\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw " #in0 ", %%mm6\n"
__asm__ volatile (
"movl %3, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pxor %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq 8(%0), %%mm1\n"
"add %2, %0\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movd %%mm6, %1\n"
: "+r" (pix), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp;
}
#undef SUM
static int vsad16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix1) & 7) == 0);
av_assert2((((int) pix2) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), %%mm2\n" \
"movq (%1), " #out0 "\n" \
"movq 8(%0), %%mm3\n" \
"movq 8(%1), " #out1 "\n" \
"add %3, %0\n" \
"add %3, %1\n" \
"psubb " #out0 ", %%mm2\n" \
"psubb " #out1 ", %%mm3\n" \
"pxor %%mm7, %%mm2\n" \
"pxor %%mm7, %%mm3\n" \
"movq %%mm2, " #out0 "\n" \
"movq %%mm3, " #out1 "\n" \
"psubusb " #in0 ", %%mm2\n" \
"psubusb " #in1 ", %%mm3\n" \
"psubusb " #out0 ", " #in0 "\n" \
"psubusb " #out1 ", " #in1 "\n" \
"por %%mm2, " #in0 "\n" \
"por %%mm3, " #in1 "\n" \
"movq " #in0 ", %%mm2\n" \
"movq " #in1 ", %%mm3\n" \
"punpcklbw %%mm7, " #in0 "\n" \
"punpcklbw %%mm7, " #in1 "\n" \
"punpckhbw %%mm7, %%mm2\n" \
"punpckhbw %%mm7, %%mm3\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw %%mm3, %%mm2\n" \
"paddw %%mm2, " #in0 "\n" \
"paddw " #in0 ", %%mm6\n"
__asm__ volatile (
"movl %4, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pcmpeqw %%mm7, %%mm7\n"
"psllw $15, %%mm7\n"
"packsswb %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq (%1), %%mm2\n"
"movq 8(%0), %%mm1\n"
"movq 8(%1), %%mm3\n"
"add %3, %0\n"
"add %3, %1\n"
"psubb %%mm2, %%mm0\n"
"psubb %%mm3, %%mm1\n"
"pxor %%mm7, %%mm0\n"
"pxor %%mm7, %%mm1\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movq %%mm6, %%mm0\n"
"psrlq $32, %%mm6\n"
"paddw %%mm6, %%mm0\n"
"movq %%mm0, %%mm6\n"
"psrlq $16, %%mm0\n"
"paddw %%mm6, %%mm0\n"
"movd %%mm0, %2\n"
: "+r" (pix1), "+r" (pix2), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp & 0x7FFF;
}
#undef SUM
static int vsad16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix1) & 7) == 0);
av_assert2((((int) pix2) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), " #out0 "\n" \
"movq (%1), %%mm2\n" \
"movq 8(%0), " #out1 "\n" \
"movq 8(%1), %%mm3\n" \
"add %3, %0\n" \
"add %3, %1\n" \
"psubb %%mm2, " #out0 "\n" \
"psubb %%mm3, " #out1 "\n" \
"pxor %%mm7, " #out0 "\n" \
"pxor %%mm7, " #out1 "\n" \
"psadbw " #out0 ", " #in0 "\n" \
"psadbw " #out1 ", " #in1 "\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw " #in0 ", %%mm6\n "
__asm__ volatile (
"movl %4, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pcmpeqw %%mm7, %%mm7\n"
"psllw $15, %%mm7\n"
"packsswb %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq (%1), %%mm2\n"
"movq 8(%0), %%mm1\n"
"movq 8(%1), %%mm3\n"
"add %3, %0\n"
"add %3, %1\n"
"psubb %%mm2, %%mm0\n"
"psubb %%mm3, %%mm1\n"
"pxor %%mm7, %%mm0\n"
"pxor %%mm7, %%mm1\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movd %%mm6, %2\n"
: "+r" (pix1), "+r" (pix2), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp;
}
#undef SUM
#define PHADDD(a, t) \
"movq " #a ", " #t " \n\t" \
"psrlq $32, " #a " \n\t" \
"paddd " #t ", " #a " \n\t"
/*
* pmulhw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15])[16 - 31]
* pmulhrw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15] + 0x8000)[16 - 31]
* pmulhrsw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15] + 0x4000)[15 - 30]
*/
#define PMULHRW(x, y, s, o) \
"pmulhw " #s ", " #x " \n\t" \
"pmulhw " #s ", " #y " \n\t" \
"paddw " #o ", " #x " \n\t" \
"paddw " #o ", " #y " \n\t" \
"psraw $1, " #x " \n\t" \
"psraw $1, " #y " \n\t"
#define DEF(x) x ## _mmx
#define SET_RND MOVQ_WONE
#define SCALE_OFFSET 1
#include "dsputil_qns_template.c"
#undef DEF
#undef SET_RND
#undef SCALE_OFFSET
#undef PMULHRW
#define DEF(x) x ## _3dnow
#define SET_RND(x)
#define SCALE_OFFSET 0
#define PMULHRW(x, y, s, o) \
"pmulhrw " #s ", " #x " \n\t" \
"pmulhrw " #s ", " #y " \n\t"
#include "dsputil_qns_template.c"
#undef DEF
#undef SET_RND
#undef SCALE_OFFSET
#undef PMULHRW
#if HAVE_SSSE3_INLINE
#undef PHADDD
#define DEF(x) x ## _ssse3
#define SET_RND(x)
#define SCALE_OFFSET -1
#define PHADDD(a, t) \
"pshufw $0x0E, " #a ", " #t " \n\t" \
/* faster than phaddd on core2 */ \
"paddd " #t ", " #a " \n\t"
#define PMULHRW(x, y, s, o) \
"pmulhrsw " #s ", " #x " \n\t" \
"pmulhrsw " #s ", " #y " \n\t"
#include "dsputil_qns_template.c"
#undef DEF
#undef SET_RND
#undef SCALE_OFFSET
#undef PMULHRW
#undef PHADDD
#endif /* HAVE_SSSE3_INLINE */
#endif /* HAVE_INLINE_ASM */
av_cold void ff_dsputilenc_init_mmx(DSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
int cpu_flags = av_get_cpu_flags();
const int dct_algo = avctx->dct_algo;
if (EXTERNAL_MMX(cpu_flags)) {
if (!high_bit_depth)
c->get_pixels = ff_get_pixels_mmx;
c->diff_pixels = ff_diff_pixels_mmx;
c->pix_sum = ff_pix_sum16_mmx;
c->pix_norm1 = ff_pix_norm1_mmx;
}
if (EXTERNAL_SSE2(cpu_flags))
if (!high_bit_depth)
c->get_pixels = ff_get_pixels_sse2;
#if HAVE_INLINE_ASM
if (INLINE_MMX(cpu_flags)) {
if (!high_bit_depth &&
(dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX))
c->fdct = ff_fdct_mmx;
c->vsad[4] = vsad_intra16_mmx;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->vsad[0] = vsad16_mmx;
c->try_8x8basis = try_8x8basis_mmx;
}
c->add_8x8basis = add_8x8basis_mmx;
}
if (INLINE_AMD3DNOW(cpu_flags)) {
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->try_8x8basis = try_8x8basis_3dnow;
}
c->add_8x8basis = add_8x8basis_3dnow;
}
if (INLINE_MMXEXT(cpu_flags)) {
if (!high_bit_depth &&
(dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX))
c->fdct = ff_fdct_mmxext;
c->vsad[4] = vsad_intra16_mmxext;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->vsad[0] = vsad16_mmxext;
}
}
if (INLINE_SSE2(cpu_flags)) {
if (!high_bit_depth &&
(dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX))
c->fdct = ff_fdct_sse2;
}
#if HAVE_SSSE3_INLINE
if (INLINE_SSSE3(cpu_flags)) {
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->try_8x8basis = try_8x8basis_ssse3;
}
c->add_8x8basis = add_8x8basis_ssse3;
}
#endif
#endif /* HAVE_INLINE_ASM */
if (EXTERNAL_MMX(cpu_flags)) {
c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx;
c->hadamard8_diff[1] = ff_hadamard8_diff_mmx;
c->sum_abs_dctelem = ff_sum_abs_dctelem_mmx;
c->sse[0] = ff_sse16_mmx;
c->sse[1] = ff_sse8_mmx;
#if HAVE_YASM
c->nsse[0] = nsse16_mmx;
c->nsse[1] = nsse8_mmx;
#endif
}
if (EXTERNAL_MMXEXT(cpu_flags)) {
c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext;
c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext;
c->sum_abs_dctelem = ff_sum_abs_dctelem_mmxext;
}
if (EXTERNAL_SSE2(cpu_flags)) {
c->sse[0] = ff_sse16_sse2;
c->sum_abs_dctelem = ff_sum_abs_dctelem_sse2;
c->diff_pixels = ff_diff_pixels_sse2;
c->pix_sum = ff_pix_sum16_sse2;
c->pix_norm1 = ff_pix_norm1_sse2;
#if HAVE_ALIGNED_STACK
c->hadamard8_diff[0] = ff_hadamard8_diff16_sse2;
c->hadamard8_diff[1] = ff_hadamard8_diff_sse2;
#endif
}
if (EXTERNAL_SSSE3(cpu_flags)) {
c->sum_abs_dctelem = ff_sum_abs_dctelem_ssse3;
#if HAVE_ALIGNED_STACK
c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3;
c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3;
#endif
}
if (EXTERNAL_XOP(cpu_flags)) {
c->pix_sum = ff_pix_sum16_xop;
}
ff_dsputil_init_pix_mmx(c, avctx);
}
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