diff options
Diffstat (limited to 'extra/ffmpeg/ffmpeg-loongson.patch')
-rw-r--r-- | extra/ffmpeg/ffmpeg-loongson.patch | 1794 |
1 files changed, 1794 insertions, 0 deletions
diff --git a/extra/ffmpeg/ffmpeg-loongson.patch b/extra/ffmpeg/ffmpeg-loongson.patch new file mode 100644 index 000000000..501eafd15 --- /dev/null +++ b/extra/ffmpeg/ffmpeg-loongson.patch @@ -0,0 +1,1794 @@ +diff --git a/configure b/configure +index 25e8cef..1d6c652 100755 +--- a/configure ++++ b/configure +@@ -230,6 +230,7 @@ Advanced options (experts only): + --disable-armvfp disable ARM VFP optimizations + --disable-iwmmxt disable iwmmxt optimizations + --disable-mmi disable MMI optimizations ++ --disable-loongson2mmi disable LOONGSON2 Multi-Media Instructions usage" + --disable-neon disable neon optimizations + --disable-vis disable VIS optimizations + --disable-yasm disable use of yasm assembler +@@ -995,6 +996,7 @@ ARCH_EXT_LIST=' + armvfp + iwmmxt + mmi ++ loongson2mmi + mmx + mmx2 + neon +@@ -2862,6 +2864,7 @@ if enabled arm; then + fi + if enabled mips; then + echo "MMI enabled ${mmi-no}" ++ echo "LOONGSON2MMI enabled ${loongson2mmi-no}" + fi + if enabled ppc; then + echo "AltiVec enabled ${altivec-no}" +diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h +index add4b10..8244e51 100644 +--- a/libavcodec/avcodec.h ++++ b/libavcodec/avcodec.h +@@ -1586,6 +1586,8 @@ typedef struct AVCodecContext { + #define FF_IDCT_SIMPLENEON 22 + #define FF_IDCT_SIMPLEALPHA 23 + #define FF_IDCT_BINK 24 ++#define FF_IDCT_LIBMPEG2LOONGSON2 25 ++#define FF_IDCT_XVIDLOONGSON2 26 + + /** + * slice count +diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c +index bbfdb6a..dfc3452 100644 +--- a/libavcodec/dsputil.c ++++ b/libavcodec/dsputil.c +@@ -4525,6 +4525,7 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx) + if (HAVE_MMI) dsputil_init_mmi (c, avctx); + if (ARCH_SH4) dsputil_init_sh4 (c, avctx); + if (ARCH_BFIN) dsputil_init_bfin (c, avctx); ++ if (HAVE_LOONGSON2MMI) dsputil_init_loongson2(c, avctx); + + for(i=0; i<64; i++){ + if(!c->put_2tap_qpel_pixels_tab[0][i]) +diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h +index d1816e6..1a72ae9 100644 +--- a/libavcodec/dsputil.h ++++ b/libavcodec/dsputil.h +@@ -636,6 +636,7 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx); + void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx); + void dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx); + void dsputil_init_vis(DSPContext* c, AVCodecContext *avctx); ++void dsputil_init_loongson2(DSPContext* c, AVCodecContext *avctx); + + void ff_dsputil_init_dwt(DSPContext *c); + void ff_cavsdsp_init(DSPContext* c, AVCodecContext *avctx); +diff --git a/libavcodec/loongson2/dsputil_loongson2.c b/libavcodec/loongson2/dsputil_loongson2.c +new file mode 100644 +index 0000000..01bd3ac +--- /dev/null ++++ b/libavcodec/loongson2/dsputil_loongson2.c +@@ -0,0 +1,221 @@ ++/* ++ * Copyright(C) 2006-2010 comcat <jiankemeng@gmail.com> ++ * ++ * Optimized for Loongson2 CPUs by comcat <jiankemeng@gmail.com> ++ * ++ */ ++ ++#include "dsputil_loongson2.h" ++#include "../simple_idct.h" ++#include "../mpegvideo.h" ++ ++//extern void ff_idct_xvid_loongson2(short *block); ++ ++extern void ff_loongson2_idct(DCTELEM *block); ++extern void ff_idct_xvid_loongson2(short *block); ++ ++static void add_pixels_clamped_loongson2(const DCTELEM *block, uint8_t *restrict pixels, int line_size) ++{ ++ const DCTELEM *p; ++ uint8_t *pix; ++ int i,j; ++ p = block; ++ pix = pixels; ++ i = 4; ++ j = line_size << 1; ++ __asm __volatile("xor $f14, $f14, $f14\n\t"); ++ do { ++ __asm __volatile( ++// ".set mips3 \n\t" ++ "ldc1 $f0, 0(%2) \n\t" ++ "ldc1 $f2, 8(%2) \n\t" ++ "ldc1 $f4, 16(%2) \n\t" ++ "ldc1 $f6, 24(%2) \n\t" ++ "ldc1 $f8, %0 \n\t" ++ "ldc1 $f12, %1 \n\t" ++ "mov.d $f10, $f8 \n\t" ++ ++ "punpcklbh $f8, $f8, $f14 \n\t" ++ "punpckhbh $f10, $f10, $f14\n\t" ++ ++ "paddsh $f0, $f0, $f8 \n\t" ++ "paddsh $f2, $f2, $f10 \n\t" ++ ++ "mov.d $f10, $f12 \n\t" ++ ++ "punpcklbh $f12, $f12, $f14\n\t" ++ "punpckhbh $f10, $f10, $f14\n\t" ++ ++ "paddsh $f4, $f4, $f12 \n\t" ++ "paddsh $f6, $f6, $f10 \n\t" ++ ++ "packushb $f0, $f0, $f2 \n\t" ++ "packushb $f4, $f4, $f6 \n\t" ++ ++ "sdc1 $f0, %0 \n\t" ++ "sdc1 $f4, %1 \n\t" ++// ".set mips2 \n\t" ++ :"+m"(*pix), "+m"(*(pix+line_size)) ++ :"r"(p) ++ :"$f0","$f2","$f4","$f6","$f8","$f10","$f12","$f14","memory"); ++ pix += j; ++ p += 16; ++ } while (--i); ++ ++} ++ ++static void put_pixels_clamped_loongson2(const DCTELEM *block, uint8_t *restrict pixels, int line_size) ++{ ++ const DCTELEM *p; ++ uint8_t *pix; ++ int tmp = line_size * 3; ++ p = block; ++ pix = pixels; ++ __asm __volatile ++ ( ++// ".set mips3 \n\t" ++ //"dadd $12, $0, $0\n\t" ++ //"dadd $13, $0, $0\n\t" ++ //"dadd $14, $0, $0\n\t" ++ ++ "ldc1 $f0, 0(%3)\n\t" ++ "ldc1 $f2, 8(%3)\n\t" ++ "ldc1 $f4, 16(%3)\n\t" ++ "ldc1 $f6, 24(%3)\n\t" ++ "ldc1 $f8, 32(%3)\n\t" ++ "ldc1 $f10, 40(%3)\n\t" ++ "ldc1 $f16, 48(%3)\n\t" ++ "ldc1 $f18, 56(%3)\n\t" ++ ++ "packushb $f0, $f0, $f2\n\t" ++ "packushb $f4, $f4, $f6\n\t" ++ "packushb $f8, $f8, $f10\n\t" ++ "packushb $f16, $f16, $f18\n\t" ++ ++ "add $12, %0, %1\n\t" ++ "add $13, $12, %1\n\t" ++ "add $14, %0, %2\n\t" ++ ++ "sdc1 $f0, 0(%0)\n\t" ++ "sdc1 $f4, 0($12)\n\t" ++ "sdc1 $f8, 0($13)\n\t" ++ "sdc1 $f16, 0($14)\n\t" ++// ".set mips2\n\t" ++ : ++ :"r" (pix), "r" (line_size), "r" (tmp), "r"(p) ++ :"$12","$13","$14","$f0","$f2","$f4","$f6","$f8","$f10","$16","$18" ++ ); ++ ++ pix += line_size*4; ++ p += 32; ++ ++ __asm __volatile ++ ( ++// ".set mips3 \n\t" ++ ++ "dadd $12, $0, $0\n\t" ++ "dadd $13, $0, $0\n\t" ++ "dadd $14, $0, $0\n\t" ++ "lw $12, %3\n\t" ++ ++ "ldc1 $f0, 0($12)\n\t" ++ "ldc1 $f2, 8($12)\n\t" ++ "ldc1 $f4, 16($12)\n\t" ++ "ldc1 $f6, 24($12)\n\t" ++ "ldc1 $f8, 32($12)\n\t" ++ "ldc1 $f10, 40($12)\n\t" ++ "ldc1 $f16, 48($12)\n\t" ++ "ldc1 $f18, 56($12)\n\t" ++ ++ "packushb $f0, $f0, $f2\n\t" ++ "packushb $f4, $f4, $f6\n\t" ++ "packushb $f8, $f8, $f10\n\t" ++ "packushb $f16, $f16, $f18\n\t" ++ ++ "add $12, %1, %0\n\t" ++ "add $13, $12, %1\n\t" ++ "add $15, %2, %0\n\t" ++ ++ "sdc1 $f0, 0(%0)\n\t" ++ "sdc1 $f4, 0($12)\n\t" ++ ++ "sdc1 $f8, 0($13)\n\t" ++ "sdc1 $f16, 0($15)\n\t" ++// ".set mips2\n\t" ++ : ++ :"r" (pix), "r" (line_size), "r" (tmp), "m"(p) ++ :"$12","$13","$15","$f0","$f2","$f4","$f6","$f8","$f10","$16","$18","memory" ++ ); ++ ++} ++ ++/* ++void put_signed_pixels_clamped_loongson2(const DCTELEM *block, uint8_t *pixels, int line_size) ++{ ++ ++} ++ ++ ++void ff_loongson2_idct_put(uint8_t *dest, int line_size, DCTELEM *block) ++{ ++ ff_loongson2_idct(block); ++ put_pixels_clamped_loongson2(block, dest, line_size); ++} ++ ++void ff_loongson2_idct_add(uint8_t *dest, int line_size, DCTELEM *block) ++{ ++ ff_loongson2_idct(block); ++ add_pixels_clamped_loongson2(block, dest, line_size); ++}*/ ++ ++static void ff_idct_xvid_loongson2_put(uint8_t *dest, int line_size, DCTELEM *block) ++{ ++ ff_idct_xvid_loongson2(block); ++ put_pixels_clamped_loongson2(block, dest, line_size); ++} ++ ++static void ff_idct_xvid_loongson2_add(uint8_t *dest, int line_size, DCTELEM *block) ++{ ++ ff_idct_xvid_loongson2(block); ++ add_pixels_clamped_loongson2(block, dest, line_size); ++} ++ ++void dsputil_init_loongson2(DSPContext *c, AVCodecContext *avctx) ++{ ++ ++ const int idct_algo = avctx->idct_algo; ++ ++/* ++#ifdef CONFIG_ENCODERS ++ const int dct_algo = avctx->dct_algo; ++ if(dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_LOONGSON2) ++ c->fdct = ff_fdct_loongson2; ++#endif ++*/ ++ ++#if 0 ++ if(avctx->lowres==0) ++ { ++ if(idct_algo == FF_IDCT_LIBMPEG2LOONGSON2) ++ { ++ c->idct_add = ff_loongson2_idct_add; ++ c->idct_put = ff_loongson2_idct_put; ++ c->idct = ff_loongson2_idct; ++ } ++ else if(idct_algo == FF_IDCT_XVIDLOONGSON2) ++ { ++#endif ++ c->idct_add = ff_idct_xvid_loongson2_add; ++ c->idct_put = ff_idct_xvid_loongson2_put; ++ c->idct = ff_idct_xvid_loongson2; ++ //} ++ //} ++ ++ c->put_pixels_clamped = put_pixels_clamped_loongson2; ++ c->add_pixels_clamped = add_pixels_clamped_loongson2; ++ ++#ifdef CONFIG_ENCODERS ++ dsputil_init_pix_loongson2(c, avctx); ++#endif ++ ++} +diff --git a/libavcodec/loongson2/dsputil_loongson2.d b/libavcodec/loongson2/dsputil_loongson2.d +new file mode 100644 +index 0000000..808f0a3 +--- /dev/null ++++ b/libavcodec/loongson2/dsputil_loongson2.d +@@ -0,0 +1,18 @@ ++libavcodec/loongson2/dsputil_loongson2.o: \ ++ libavcodec/loongson2/dsputil_loongson2.c \ ++ libavcodec/loongson2/dsputil_loongson2.h libavcodec/dsputil.h \ ++ libavutil/intreadwrite.h config.h libavutil/bswap.h \ ++ libavutil/attributes.h libavutil/common.h libavutil/intmath.h \ ++ libavutil/mem.h libavutil/internal.h libavutil/timer.h libavutil/libm.h \ ++ libavutil/mips/intreadwrite.h libavcodec/avcodec.h libavutil/avutil.h \ ++ libavutil/error.h libavutil/avutil.h libavutil/mathematics.h \ ++ libavutil/rational.h libavutil/intfloat_readwrite.h libavutil/log.h \ ++ libavutil/pixfmt.h libavutil/avconfig.h \ ++ libavcodec/loongson2/../simple_idct.h libavcodec/loongson2/../dsputil.h \ ++ libavcodec/loongson2/../mpegvideo.h libavcodec/loongson2/../get_bits.h \ ++ libavutil/bswap.h libavutil/common.h libavutil/log.h \ ++ libavcodec/loongson2/../mathops.h libavcodec/loongson2/../mips/mathops.h \ ++ libavcodec/loongson2/../put_bits.h libavcodec/loongson2/../ratecontrol.h \ ++ libavcodec/loongson2/../eval.h libavcodec/loongson2/../parser.h \ ++ libavcodec/loongson2/../avcodec.h libavcodec/loongson2/../mpeg12data.h \ ++ libavutil/rational.h libavcodec/loongson2/../rl.h +diff --git a/libavcodec/loongson2/dsputil_loongson2.h b/libavcodec/loongson2/dsputil_loongson2.h +new file mode 100644 +index 0000000..87c7bd9 +--- /dev/null ++++ b/libavcodec/loongson2/dsputil_loongson2.h +@@ -0,0 +1,3 @@ ++#include "libavcodec/dsputil.h" ++ ++void dsputil_init_pix_loongson2(DSPContext* c, AVCodecContext *avctx); +diff --git a/libavcodec/loongson2/dsputil_loongson2.o b/libavcodec/loongson2/dsputil_loongson2.o +new file mode 100644 +index 0000000..fca0b55 +Binary files /dev/null and b/libavcodec/loongson2/dsputil_loongson2.o differ +diff --git a/libavcodec/loongson2/idct_loongson2.c b/libavcodec/loongson2/idct_loongson2.c +new file mode 100644 +index 0000000..539cab5 +--- /dev/null ++++ b/libavcodec/loongson2/idct_loongson2.c +@@ -0,0 +1,336 @@ ++/* ++ * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org> ++ * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca> ++ * ++ * Copyright (c) 2007-2010 comcat <jiankemeng@gmail.com>. ++ * ++ * Optimized for Loongson2 CPUs by comcat <jiankemeng@gmail.com> ++ * ++ * Based on i386 ++ */ ++ ++#include "libavutil/common.h" ++#include "dsputil_loongson2.h" ++ ++ ++#define ATTR_ALIGN(align) __attribute__ ((__aligned__ (align))) ++ ++ ++#define ROW_SHIFT 11 ++#define COL_SHIFT 6 ++ ++#define round(bias) ((int)(((bias)+0.5) * (1<<ROW_SHIFT))) ++#define rounder(bias) {round (bias), round (bias)} ++ ++ ++ ++#define loongson2_table(c1,c2,c3,c4,c5,c6,c7) { c4,c2,-c4,-c2, \ ++ c4,c6,c4,c6, \ ++ c1,c3,-c1,-c5,\ ++ c5,c7,c3,-c7, \ ++ c4,-c6,c4,-c6, \ ++ -c4,c2,c4,-c2, \ ++ c5,-c1,c3,-c1, \ ++ c7,c3,c7,-c5 } ++ ++ ++static inline void loongson2_row_head(int16_t * const row, const int offset, ++ const int16_t * const table) ++{ ++ __asm__ volatile( ++// ".set\tmips3\n" ++ ".set noreorder\n" ++ "ldc1 $f6,%0\n" ++ "ldc1 $f14,%1\n" ++ "ldc1 $f2,%2\n" ++ "ldc1 $f8,%3\n" ++ "dli $12,%4\n" ++ "dmtc1 $12,$f16\n" ++ "mov.d $f4,$f6\n" ++ "mov.d $f10,$f14\n" ++ "pmaddhw $f2,$f2,$f4\n" ++ "pshufh $f6,$f6,$f16\n" ++ ".set reorder\n" ++// ".set\tmips0\n" ++ : ++ :"m"(*(row+offset)),"m"(*(row+offset+4)),"m"(*table),"m"(*(table+4)),"i"(0x4e) ++ :"$f2","$f4","$f6","$f8","$f10","$f14","$f16","$12" ++ ); ++} ++ ++ ++static inline void loongson2_row(const int16_t * const table, ++ const int32_t * const rounder) ++{ ++ __asm__ volatile ( ++// ".set\tmips3\n" ++ ".set\tnoreorder\n" ++ "ldc1 $f0,%0\n" ++ "pmaddhw $f8,$f8,$f6\n" ++ "ldc1 $f16,%1\n" ++ "dli $13,%8\n" ++ "ldc1 $f20,%2\n" ++ "pmaddhw $f0,$f0,$f14\n" ++ "ldc1 $f22,%3\n" ++ "pmaddhw $f4,$f4,$f16\n" ++ "paddw $f2,$f2,$f22\n" ++ "ldc1 $f22,%4\n" ++ "dmtc1 $13,$f16\n" ++ "paddw $f2,$f2,$f8\n" ++ "pmaddhw $f14,$f14,$f22\n" ++ "mov.d $f8,$f2\n" ++ "pshufh $f10,$f10,$f16\n" ++ "ldc1 $f22,%3\n" ++ "pmaddhw $f20,$f20,$f10\n" ++ "ldc1 $f16,%5\n" ++ "paddw $f4,$f4,$f22\n" ++ "paddw $f0,$f0,$f20\n" ++ "dli $12,%6\n" ++ "pmaddhw $f6,$f6,$f16\n" ++ "psubw $f2,$f2,$f0\n" ++ "ldc1 $f16,%7\n" ++ "paddw $f0,$f0,$f8\n" ++ "paddw $f4,$f4,$f6\n" ++ "pmaddhw $f10,$f10,$f16\n" ++ "mov.d $f8,$f4\n" ++ "dmtc1 $12,$f16\n" ++ "paddw $f14,$f14,$f10\n" ++ "psraw $f2,$f2,$f16\n" ++ "psraw $f0,$f0,$f16\n" ++ "paddw $f4,$f4,$f14\n" ++ "psubw $f8,$f8,$f14\n" ++ ".set\treorder\n" ++// ".set\tmips0\n" ++ : ++ :"m"(*(table+8)),"m"(*(table+16)),"m"(*(table+12)),"m"(*rounder),"m"(*(table+24)),"m"(*(table+20)),"i"(ROW_SHIFT),"m"(*(table+16)),"i"(0x4e) ++ :"$f0","$f2","$f4","$f6","$f8","$f10","$f14","$f16","$f20","$f22","$12","$13","memory" ++ ); ++} ++ ++static inline void loongson2_row_tail(int16_t * const row, const int store) ++{ ++ __asm__ volatile ( ++// ".set\tmips3\n" ++ ".set\tnoreorder\n" ++ "dli $12,%2\n" ++ "dmtc1 $12,$f16\n" ++ "psraw $f4,$f4,$f16\n" ++ "psraw $f8,$f8,$f16\n" ++ "packsswh $f0,$f0,$f4\n" ++ "packsswh $f8,$f8,$f2\n" ++ "sdc1 $f0,%0\n" ++ "dli $13,%3\n" ++ "dmtc1 $13,$f22\n" ++ "pshufh $f8,$f8,$f22\n" ++ "sdc1 $f8,%1\n" ++ ".set\treorder\n" ++// ".set\tmips0\n" ++ :"=m"(*(row+store)),"=m"(*(row+store+4)) ++ :"i"(ROW_SHIFT),"i"(0xb1) ++ :"$f0","$f2","$f4","$f6","$f8","$f16","$f22","$12","$13","memory" ++ ); ++} ++ ++static inline void loongson2_row_mid(int16_t * const row, const int store, ++ const int offset, ++ const int16_t * const table) ++{ ++ __asm__ volatile ( ++// ".set\tmips3\n" ++ ".set\tnoreorder\n" ++ "ldc1 $f6,%2\n" ++ "dli $12,%3\n" ++ "dmtc1 $12,$f16\n" ++ "psraw $f4,$f4,$f16\n" ++ "ldc1 $f14,%4\n" ++ "psraw $f8,$f8,$f16\n" ++ "packsswh $f0,$f0,$f4\n" ++ "mov.d $f10,$f14\n" ++ "packsswh $f8,$f8,$f2\n" ++ "mov.d $f4,$f6\n" ++ "sdc1 $f0,%0\n" ++ "dli $13,%5\n" ++ "dmtc1 $13,$f22\n" ++ "pshufh $f8,$f8,$f22\n" ++ "ldc1 $f2,%6\n" ++ "sdc1 $f8,%1\n" ++ "pmaddhw $f2,$f2,$f4\n" ++ "ldc1 $f8,%7\n" ++ "dli $12,%8\n" ++ "dmtc1 $12,$f16\n" ++ "pshufh $f6,$f6,$f16\n" ++ ".set\treorder\n" ++// ".set\tmips0\n" ++ :"=m"(*(row+store)),"=m"(*(row+store+4)) ++ : "m"(*(row+offset)),"i"(ROW_SHIFT),"m"(*(row+offset+4)),"i"(0xb1),"m"(*table),"m"(*(table+4)),"i"(0x4e) ++ :"$f0","$f2","$f4","$f6","$f8","$f10","$14","$f16","$f22","$12","$13","memory" ++ ); ++} ++ ++static inline void idct_col(int16_t * const col, const int offset) ++{ ++#define T1 13036 ++#define T2 27146 ++#define T3 43790 ++#define C4 23170 ++ static const short _T1[] ATTR_ALIGN(8) = {T1,T1,T1,T1}; ++ static const short _T2[] ATTR_ALIGN(8) = {T2,T2,T2,T2}; ++ static const short _T3[] ATTR_ALIGN(8) = {T3,T3,T3,T3}; ++ static const short _C4[] ATTR_ALIGN(8) = {C4,C4,C4,C4}; ++ ++ __asm__ volatile ( ++// ".set\tmips3\n" ++ ".set\tnoreorder\n" ++ "ldc1 $f4,%8\n" ++ "ldc1 $f0,%9\n" ++ "mov.d $f6,$f4\n" ++ "ldc1 $f8,%10\n" ++ "pmulhh $f4,$f4,$f0\n" ++ "ldc1 $f14,%11\n" ++ "pmulhh $f6,$f6,$f8\n" ++ "ldc1 $f10,%12\n" ++ "mov.d $f20,$f14\n" ++ "ldc1 $f2,%13\n" ++ "psubsh $f4,$f4,$f8\n" ++ "ldc1 $f8,%14\n" ++ "pmulhh $f14,$f14,$f2\n" ++ "paddsh $f0,$f0,$f6\n" ++ "pmulhh $f20,$f20,$f10\n" ++ "mov.d $f6,$f8\n" ++ "paddsh $f14,$f14,$f2\n" ++ "ldc1 $f16,%15\n" ++ "pmulhh $f8,$f8,$f16\n" ++ "paddsh $f20,$f20,$f10\n" ++ "psubsh $f14,$f14,$f10\n" ++ "paddsh $f20,$f20,$f2\n" ++ "ldc1 $f2,%16\n" ++ "mov.d $f10,$f4\n" ++ "pmulhh $f6,$f6,$f2\n" ++ "psubsh $f4,$f4,$f14\n" ++ "psubsh $f8,$f8,$f2\n" ++ "paddsh $f14,$f14,$f10\n" ++ "sdc1 $f4,%0\n" ++ "mov.d $f10,$f0\n" ++ "ldc1 $f22,%15\n" ++ "paddsh $f6,$f6,$f22\n" ++ "paddsh $f10,$f10,$f20\n" ++ "psubsh $f0,$f0,$f20\n" ++ "mov.d $f20,$f0\n" ++ "ldc1 $f2,%17\n" ++ "paddsh $f0,$f0,$f14\n" ++ "ldc1 $f4,%18\n" ++ "psubsh $f20,$f20,$f14\n" ++ "sdc1 $f10,%1\n" ++ "pmulhh $f0,$f0,$f4\n" ++ "mov.d $f10,$f8\n" ++ "pmulhh $f20,$f20,$f4\n" ++ "ldc1 $f14,%19\n" ++ "mov.d $f4,$f2\n" ++ "psubsh $f2,$f2,$f14\n" ++ "paddsh $f4,$f4,$f14\n" ++ "paddsh $f8,$f8,$f2\n" ++ "mov.d $f14,$f4\n" ++ "psubsh $f2,$f2,$f10\n" ++ "paddsh $f14,$f14,$f6\n" ++ "paddsh $f0,$f0,$f0\n" ++ "psubsh $f4,$f4,$f6\n" ++ "paddsh $f20,$f20,$f20\n" ++ "mov.d $f6,$f2\n" ++ "mov.d $f10,$f8\n" ++ "paddsh $f2,$f2,$f20\n" ++ "dli $12,%20\n" ++ "dmtc1 $12,$f16\n" ++ "psrah $f2,$f2,$f16\n" ++ "paddsh $f8,$f8,$f0\n" ++ "psrah $f8,$f8,$f16\n" ++ "psubsh $f10,$f10,$f0\n" ++ "ldc1 $f0,%12\n" ++ "psubsh $f6,$f6,$f20\n" ++ "psrah $f10,$f10,$f16\n" ++ "mov.d $f20,$f14\n" ++ "sdc1 $f8,%2\n" ++ "psrah $f6,$f6,$f16\n" ++ "sdc1 $f2,%3\n" ++ "paddsh $f14,$f14,$f0\n" ++ "ldc1 $f8,%13\n" ++ "psubsh $f20,$f20,$f0\n" ++ "psrah $f14,$f14,$f16\n" ++ "mov.d $f2,$f4\n" ++ "sdc1 $f6,%1\n" ++ "psubsh $f2,$f2,$f8\n" ++ "psrah $f20,$f20,$f16\n" ++ "paddsh $f8,$f8,$f4\n" ++ "sdc1 $f14,%4\n" ++ "psrah $f2,$f2,$f16\n" ++ "sdc1 $f10,%5\n" ++ "psrah $f8,$f8,$f16\n" ++ "sdc1 $f20,%6\n" ++ "sdc1 $f2,%7\n" ++ "sdc1 $f8,%0\n" ++ ".set\treorder\n" ++// ".set\tmips0\n" ++ :"=m"(*(col+offset+3*8)),"=m"(*(col+offset+5*8)),"=m"(*(col+offset+1*8)),"=m"(*(col+offset+2*8)),"=m"(*(col+offset+0*8)),"=m"(*(col+offset+6*8)),"=m"(*(col+offset+7*8)),"=m"(*(col+offset+4*8)) ++ :"m"(*_T1),"m"(*(col+offset+1*8)),"m"(*(col+offset+7*8)),"m"(*_T3),"m"(*(col+offset+5*8)),"m"(*(col+offset+3*8)),"m"(*_T2),"m"(*(col+offset+2*8)),"m"(*(col+offset+6*8)),"m"(*(col+offset+0*8)),"m"(*_C4),"m"(*(col+offset+4*8)),"i"(COL_SHIFT) ++ :"$f0","$f2","$f4","$f6","$f8","$f10","$14","$f16","$20","$f22","$12","memory" ++ ); ++} ++ ++static const int32_t rounder0[] ATTR_ALIGN(8) = ++ rounder ((1 << (COL_SHIFT - 1)) - 0.5); ++static const int32_t rounder4[] ATTR_ALIGN(8) = rounder (0); ++static const int32_t rounder1[] ATTR_ALIGN(8) = ++ rounder (1.25683487303); /* C1*(C1/C4+C1+C7)/2 */ ++static const int32_t rounder7[] ATTR_ALIGN(8) = ++ rounder (-0.25); /* C1*(C7/C4+C7-C1)/2 */ ++static const int32_t rounder2[] ATTR_ALIGN(8) = ++ rounder (0.60355339059); /* C2 * (C6+C2)/2 */ ++static const int32_t rounder6[] ATTR_ALIGN(8) = ++ rounder (-0.25); /* C2 * (C6-C2)/2 */ ++static const int32_t rounder3[] ATTR_ALIGN(8) = ++ rounder (0.087788325588); /* C3*(-C3/C4+C3+C5)/2 */ ++static const int32_t rounder5[] ATTR_ALIGN(8) = ++ rounder (-0.441341716183); /* C3*(-C5/C4+C5-C3)/2 */ ++ ++ ++#undef COL_SHIFT ++#undef ROW_SHIFT ++ ++ ++#define declare_idct(idct,table,idct_row_head,idct_row,idct_row_tail,idct_row_mid) \ ++inline void idct (int16_t * const block) \ ++{ \ ++ static const int16_t table04[] ATTR_ALIGN(16) = \ ++ table (22725, 21407, 19266, 16384, 12873, 8867, 4520); \ ++ static const int16_t table17[] ATTR_ALIGN(16) = \ ++ table (31521, 29692, 26722, 22725, 17855, 12299, 6270); \ ++ static const int16_t table26[] ATTR_ALIGN(16) = \ ++ table (29692, 27969, 25172, 21407, 16819, 11585, 5906); \ ++ static const int16_t table35[] ATTR_ALIGN(16) = \ ++ table (26722, 25172, 22654, 19266, 15137, 10426, 5315); \ ++ \ ++ idct_row_head (block, 0*8, table04); \ ++ idct_row (table04, rounder0); \ ++ idct_row_mid (block, 0*8, 4*8, table04); \ ++ idct_row (table04, rounder4); \ ++ idct_row_mid (block, 4*8, 1*8, table17); \ ++ idct_row (table17, rounder1); \ ++ idct_row_mid (block, 1*8, 7*8, table17); \ ++ idct_row (table17, rounder7); \ ++ idct_row_mid (block, 7*8, 2*8, table26); \ ++ idct_row (table26, rounder2); \ ++ idct_row_mid (block, 2*8, 6*8, table26); \ ++ idct_row (table26, rounder6); \ ++ idct_row_mid (block, 6*8, 3*8, table35); \ ++ idct_row (table35, rounder3); \ ++ idct_row_mid (block, 3*8, 5*8, table35); \ ++ idct_row (table35, rounder5); \ ++ idct_row_tail (block, 5*8); \ ++ \ ++ idct_col (block, 0); \ ++ idct_col (block, 4); \ ++} ++ ++void ff_loongson2_idct(DCTELEM *block); ++ ++declare_idct (ff_loongson2_idct, loongson2_table, ++ loongson2_row_head, loongson2_row, loongson2_row_tail, loongson2_row_mid) +diff --git a/libavcodec/loongson2/idct_loongson2_xvid.c b/libavcodec/loongson2/idct_loongson2_xvid.c +new file mode 100644 +index 0000000..4a1ee1e +--- /dev/null ++++ b/libavcodec/loongson2/idct_loongson2_xvid.c +@@ -0,0 +1,301 @@ ++/* ++ * XVID MPEG-4 VIDEO CODEC ++ * ++ * Copyright(C) 2006-2010 comcat <jiankemeng@gmail.com> ++ * ++ * Optimized for Loongson2 CPUs by comcat <jiankemeng@gmail.com> ++ * ++ * Based on i386 ++ * ++ */ ++ ++ ++#include <inttypes.h> ++#include "../avcodec.h" ++ ++void ff_idct_xvid_loongson2(short *block); ++ ++//============================================================================= ++// Macros and other preprocessor constants ++//============================================================================= ++ ++#define BITS_INV_ACC 5 // 4 or 5 for IEEE ++#define SHIFT_INV_ROW (16 - BITS_INV_ACC) //11 ++#define SHIFT_INV_COL (1 + BITS_INV_ACC) //6 ++#define RND_INV_ROW (1024 * (6 - BITS_INV_ACC)) ++#define RND_INV_COL (16 * (BITS_INV_ACC - 3)) ++#define RND_INV_CORR (RND_INV_COL - 1) ++ ++#define BITS_FRW_ACC 3 // 2 or 3 for accuracy ++#define SHIFT_FRW_COL BITS_FRW_ACC ++#define SHIFT_FRW_ROW (BITS_FRW_ACC + 17) ++#define RND_FRW_ROW (262144*(BITS_FRW_ACC - 1)) ++ ++ ++//----------------------------------------------------------------------------- ++// Various memory constants (trigonometric values or rounding values) ++//----------------------------------------------------------------------------- ++ ++static const int16_t tg_1_16[4*4] attribute_used __attribute__ ((aligned(8))) = { ++ 13036,13036,13036,13036, // tg * (2<<16) + 0.5 ++ 27146,27146,27146,27146, // tg * (2<<16) + 0.5 ++ -21746,-21746,-21746,-21746, // tg * (2<<16) + 0.5 ++ 23170,23170,23170,23170}; // cos * (2<<15) + 0.5 ++ ++static const int32_t rounder_0[2*8] attribute_used __attribute__ ((aligned(8))) = { ++ 65536,65536, ++ 3597,3597, ++ 2260,2260, ++ 1203,1203, ++ 0,0, ++ 120,120, ++ 512,512, ++ 512,512}; ++ ++ ++// Table for rows 0,4 - constants are multiplied by cos_4_16 ++static const int16_t tab_i_04_mmx[32*4] attribute_used __attribute__ ((aligned(8))) = { ++ 16384,16384,16384,-16384, // movq-> w06 w04 w02 w00 ++ 21407,8867,8867,-21407, // w07 w05 w03 w01 ++ 16384,-16384,16384,16384, // w14 w12 w10 w08 ++ -8867,21407,-21407,-8867, // w15 w13 w11 w09 ++ 22725,12873,19266,-22725, // w22 w20 w18 w16 ++ 19266,4520,-4520,-12873, // w23 w21 w19 w17 ++ 12873,4520,4520,19266, // w30 w28 w26 w24 ++ -22725,19266,-12873,-22725, // w31 w29 w27 w25 ++// Table for rows 1,7 - constants are multiplied by cos_1_16 ++ 22725,22725,22725,-22725, // movq-> w06 w04 w02 w00 ++ 29692,12299,12299,-29692, // w07 w05 w03 w01 ++ 22725,-22725,22725,22725, // w14 w12 w10 w08 ++ -12299,29692,-29692,-12299, // w15 w13 w11 w09 ++ 31521,17855,26722,-31521, // w22 w20 w18 w16 ++ 26722,6270,-6270,-17855, // w23 w21 w19 w17 ++ 17855,6270,6270,26722, // w30 w28 w26 w24 ++ -31521,26722,-17855,-31521, // w31 w29 w27 w25 ++// Table for rows 2,6 - constants are multiplied by cos_2_16 ++ 21407,21407,21407,-21407, // movq-> w06 w04 w02 w00 ++ 27969,11585,11585,-27969, // w07 w05 w03 w01 ++ 21407,-21407,21407,21407, // w14 w12 w10 w08 ++ -11585,27969,-27969,-11585, // w15 w13 w11 w09 ++ 29692,16819,25172,-29692, // w22 w20 w18 w16 ++ 25172,5906,-5906,-16819, // w23 w21 w19 w17 ++ 16819,5906,5906,25172, // w30 w28 w26 w24 ++ -29692,25172,-16819,-29692, // w31 w29 w27 w25 ++// Table for rows 3,5 - constants are multiplied by cos_3_16 ++ 19266,19266,19266,-19266, // movq-> w06 w04 w02 w00 ++ 25172,10426,10426,-25172, // w07 w05 w03 w01 ++ 19266,-19266,19266,19266, // w14 w12 w10 w08 ++ -10426,25172,-25172,-10426, // w15 w13 w11 w09 ++ 26722,15137,22654,-26722, // w22 w20 w18 w16 ++ 22654,5315,-5315,-15137, // w23 w21 w19 w17 ++ 15137,5315,5315,22654, // w30 w28 w26 w24 ++ -26722,22654,-15137,-26722, // w31 w29 w27 w25 ++}; ++ ++ ++// %3 for rows 0,4 - constants are multiplied by cos_4_16 ++static const int16_t tab_i_04_xmm[32*4] attribute_used __attribute__ ((aligned(8))) = { ++ 16384,21407,16384,8867, // movq-> w05 w04 w01 w00 ++ 16384,8867,-16384,-21407, // w07 w06 w03 w02 ++ 16384,-8867,16384,-21407, // w13 w12 w09 w08 ++ -16384,21407,16384,-8867, // w15 w14 w11 w10 ++ 22725,19266,19266,-4520, // w21 w20 w17 w16 ++ 12873,4520,-22725,-12873, // w23 w22 w19 w18 ++ 12873,-22725,4520,-12873, // w29 w28 w25 w24 ++ 4520,19266,19266,-22725, // w31 w30 w27 w26 ++// %3 for rows 1,7 - constants are multiplied by cos_1_16 ++ 22725,29692,22725,12299, // movq-> w05 w04 w01 w00 ++ 22725,12299,-22725,-29692, // w07 w06 w03 w02 ++ 22725,-12299,22725,-29692, // w13 w12 w09 w08 ++ -22725,29692,22725,-12299, // w15 w14 w11 w10 ++ 31521,26722,26722,-6270, // w21 w20 w17 w16 ++ 17855,6270,-31521,-17855, // w23 w22 w19 w18 ++ 17855,-31521,6270,-17855, // w29 w28 w25 w24 ++ 6270,26722,26722,-31521, // w31 w30 w27 w26 ++// %3 for rows 2,6 - constants are multiplied by cos_2_16 ++ 21407,27969,21407,11585, // movq-> w05 w04 w01 w00 ++ 21407,11585,-21407,-27969, // w07 w06 w03 w02 ++ 21407,-11585,21407,-27969, // w13 w12 w09 w08 ++ -21407,27969,21407,-11585, // w15 w14 w11 w10 ++ 29692,25172,25172,-5906, // w21 w20 w17 w16 ++ 16819,5906,-29692,-16819, // w23 w22 w19 w18 ++ 16819,-29692,5906,-16819, // w29 w28 w25 w24 ++ 5906,25172,25172,-29692, // w31 w30 w27 w26 ++// %3 for rows 3,5 - constants are multiplied by cos_3_16 ++ 19266,25172,19266,10426, // movq-> w05 w04 w01 w00 ++ 19266,10426,-19266,-25172, // w07 w06 w03 w02 ++ 19266,-10426,19266,-25172, // w13 w12 w09 w08 ++ -19266,25172,19266,-10426, // w15 w14 w11 w10 ++ 26722,22654,22654,-5315, // w21 w20 w17 w16 ++ 15137,5315,-26722,-15137, // w23 w22 w19 w18 ++ 15137,-26722,5315,-15137, // w29 w28 w25 w24 ++ 5315,22654,22654,-26722, // w31 w30 w27 w26 ++}; ++ ++ ++ ++#define DCT_8_INV_ROW_LOONGSON2(A1,A2,A3,A4)\ ++ "ldc1 $f0, " #A1 " \n\t"/* 0 ; x3 x2 x1 x0*/\ ++ "ldc1 $f2, 8+" #A1 " \n\t"/* 1 ; x7 x6 x5 x4*/\ ++ "mov.d $f4, $f0 \n\t"/* 2 ; x3 x2 x1 x0*/\ ++ "ldc1 $f6, " #A3 " \n\t"/* 3 ; w05 w04 w01 w00*/\ ++ "li $12, 0x88 \n\t"\ ++ "dmtc1 $12, $f16 \n\t"\ ++ "pshufh $f0, $f0, $f16 \n\t"/* x2 x0 x2 x0*/\ ++ "ldc1 $f8, 8+" #A3 " \n\t"/* 4 ; w07 w06 w03 w02*/\ ++ "mov.d $f10, $f2 \n\t"/* 5 ; x7 x6 x5 x4*/\ ++ "pmaddhw $f6, $f6, $f0 \n\t"/* x2*w05+x0*w04 x2*w01+x0*w00*/\ ++ "ldc1 $f12, 32+" #A3 " \n\t"/* 6 ; w21 w20 w17 w16*/\ ++ "pshufh $f2, $f2, $f16 \n\t"/* x6 x4 x6 x4*/\ ++ "pmaddhw $f8, $f8, $f2 \n\t"/* x6*w07+x4*w06 x6*w03+x4*w02*/\ ++ "li $12, 0xdd \n\t"\ ++ "dmtc1 $12, $f16 \n\t"\ ++ "ldc1 $f14, 40+" #A3 " \n\t"/* 7 ; w23 w22 w19 w18*/\ ++ "pshufh $f4, $f4, $f16 \n\t"/* x3 x1 x3 x1*/\ ++ "pmaddhw $f12, $f12, $f4 \n\t"/* x3*w21+x1*w20 x3*w17+x1*w16*/\ ++ "ldc1 $f18, " #A4 " \n\t" \ ++ "ldc1 $f20, 16+" #A3 " \n\t" \ ++ "ldc1 $f22, 24+" #A3 " \n\t" \ ++ "ldc1 $f24, 48+" #A3 " \n\t" \ ++ "ldc1 $f26, 56+" #A3 " \n\t" \ ++ "pshufh $f10, $f10, $f16 \n\t"/* x7 x5 x7 x5*/\ ++ "pmaddhw $f14, $f14, $f10 \n\t"/* x7*w23+x5*w22 x7*w19+x5*w18*/\ ++ "paddw $f6, $f6, $f18 \n\t"/* +%4*/\ ++ "pmaddhw $f0, $f0, $f20 \n\t"/* x2*w13+x0*w12 x2*w09+x0*w08*/\ ++ "paddw $f6, $f6, $f8 \n\t"/* 4 ; a1=sum(even1) a0=sum(even0)*/\ ++ "pmaddhw $f2, $f2, $f22 \n\t"/* x6*w15+x4*w14 x6*w11+x4*w10*/\ ++ "mov.d $f8, $f6 \n\t"/* 4 ; a1 a0*/\ ++ "li $12, 11 \n\t"\ ++ "dmtc1 $12, $f16 \n\t"\ ++ "pmaddhw $f4, $f4, $f24 \n\t"/* x3*w29+x1*w28 x3*w25+x1*w24*/\ ++ "paddw $f12, $f12, $f14 \n\t"/* 7 ; b1=sum(odd1) b0=sum(odd0)*/\ ++ "pmaddhw $f10, $f10, $f26 \n\t"/* x7*w31+x5*w30 x7*w27+x5*w26*/\ ++ "paddw $f6, $f6, $f12 \n\t"/* a1+b1 a0+b0*/\ ++ "paddw $f0, $f0, $f18 \n\t"/* +%4*/\ ++ "psraw $f6, $f6, $f16 \n\t"/* y1=a1+b1 y0=a0+b0*/\ ++ "paddw $f0, $f0, $f2 \n\t"/* 1 ; a3=sum(even3) a2=sum(even2)*/\ ++ "psubw $f8, $f8, $f12 \n\t"/* 6 ; a1-b1 a0-b0*/\ ++ "mov.d $f14, $f0 \n\t"/* 7 ; a3 a2*/\ ++ "paddw $f4, $f4, $f10 \n\t"/* 5 ; b3=sum(odd3) b2=sum(odd2)*/\ ++ "paddw $f0, $f0, $f4 \n\t"/* a3+b3 a2+b2*/\ ++ "psraw $f8, $f8, $f16 \n\t"/* y6=a1-b1 y7=a0-b0*/\ ++ "psubw $f14, $f14, $f4 \n\t"/* 2 ; a3-b3 a2-b2*/\ ++ "psraw $f0, $f0, $f16 \n\t"/* y3=a3+b3 y2=a2+b2*/\ ++ "psraw $f14, $f14, $f16 \n\t"/* y4=a3-b3 y5=a2-b2*/\ ++ "li $12, 0xb1 \n\t"\ ++ "dmtc1 $12, $f20 \n\t"\ ++ "packsswh $f6, $f6, $f0 \n\t"/* 0 ; y3 y2 y1 y0*/\ ++ "packsswh $f14, $f14, $f8 \n\t"/* 4 ; y6 y7 y4 y5*/\ ++ "sdc1 $f6, " #A2 " \n\t"/* 3 ; save y3 y2 y1 y0*/\ ++ "pshufh $f14, $f14, $f20 \n\t"/* y7 y6 y5 y4*/\ ++ "sdc1 $f14, 8 +" #A2 " \n\t"/* 7 ; save y7 y6 y5 y4*/\ ++ ++ ++#define DCT_8_INV_COL(A1,A2)\ ++ "ldc1 $f0, 2*8(%3) \n\t"/* */\ ++ "ldc1 $f6, 16*3+" #A1 " \n\t"/* x3 */\ ++ "mov.d $f2, $f0 \n\t"/* tg_3_16*/\ ++ "ldc1 $f10, 16*5+" #A1 " \n\t"/* x5 */\ ++ "pmulhh $f0, $f0, $f6 \n\t"/* x3*(tg_3_16-1)*/\ ++ "ldc1 $f8, (%3) \n\t"\ ++ "pmulhh $f2, $f2, $f10 \n\t"/* x5*(tg_3_16-1)*/\ ++ "ldc1 $f14, 16*7+" #A1 " \n\t"/* x7 */\ ++ "mov.d $f4, $f8 \n\t"/* tg_1_16*/\ ++ "ldc1 $f12, 16*1+" #A1 " \n\t"/* x1 */\ ++ "pmulhh $f8, $f8, $f14 \n\t"/* x7*tg_1_16*/\ ++ "paddsh $f0, $f0, $f6 \n\t"/* x3*tg_3_16*/\ ++ "pmulhh $f4, $f4, $f12 \n\t"/* x1*tg_1_16*/\ ++ "paddsh $f2, $f2, $f6 \n\t"/* x3+x5*(tg_3_16-1)*/\ ++ "psubsh $f0, $f0, $f10 \n\t"/* x3*tg_3_16-x5 = tm35*/\ ++ "ldc1 $f6, 3*8(%3) \n\t"\ ++ "paddsh $f2, $f2, $f10 \n\t"/* x3+x5*tg_3_16 = tp35*/\ ++ "paddsh $f8, $f8, $f12 \n\t"/* x1+tg_1_16*x7 = tp17*/\ ++ "psubsh $f4, $f4, $f14 \n\t"/* x1*tg_1_16-x7 = tm17*/\ ++ "mov.d $f10, $f8 \n\t"/* tp17*/\ ++ "mov.d $f12, $f4 \n\t"/* tm17*/\ ++ "paddsh $f10, $f10, $f2 \n\t"/* tp17+tp35 = b0*/\ ++ "psubsh $f12, $f12, $f0 \n\t"/* tm17-tm35 = b3*/\ ++ "psubsh $f8, $f8, $f2 \n\t"/* tp17-tp35 = t1*/\ ++ "paddsh $f4, $f4, $f0 \n\t"/* tm17+tm35 = t2*/\ ++ "ldc1 $f14, 1*8(%3) \n\t"\ ++ "mov.d $f2, $f8 \n\t"/* t1*/\ ++ "sdc1 $f10, 3*16+" #A2 " \n\t"/* save b0*/\ ++ "paddsh $f2, $f2, $f4 \n\t"/* t1+t2*/\ ++ "sdc1 $f12, 5*16+" #A2 " \n\t"/* save b3*/\ ++ "psubsh $f8, $f8, $f4 \n\t"/* t1-t2*/\ ++ "ldc1 $f10, 2*16+" #A1 " \n\t"\ ++ "mov.d $f0, $f14 \n\t"/* tg_2_16*/\ ++ "ldc1 $f12, 6*16+" #A1 " \n\t"\ ++ "pmulhh $f0, $f0, $f10 \n\t"/* x2*tg_2_16*/\ ++ "pmulhh $f14, $f14, $f12 \n\t"/* x6*tg_2_16*/\ ++ "pmulhh $f2, $f2, $f6 \n\t"/* ocos_4_16*(t1+t2) = b1/2*/\ ++ "ldc1 $f4, 0*16+" #A1 " \n\t"\ ++ "pmulhh $f8, $f8, $f6 \n\t"/* ocos_4_16*(t1-t2) = b2/2*/\ ++ "psubsh $f0, $f0, $f12 \n\t"/* t2*tg_2_16-x6 = tm26*/\ ++ "mov.d $f6, $f4 \n\t"/* x0*/\ ++ "ldc1 $f12, 4*16+" #A1 " \n\t"\ ++ "paddsh $f14, $f14, $f10 \n\t"/* x2+x6*tg_2_16 = tp26*/\ ++ "paddsh $f4, $f4, $f12 \n\t"/* x0+x4 = tp04*/\ ++ "psubsh $f6, $f6, $f12 \n\t"/* x0-x4 = tm04*/\ ++ "mov.d $f10, $f4 \n\t"/* tp04*/\ ++ "mov.d $f12, $f6 \n\t"/* tm04*/\ ++ "psubsh $f4, $f4, $f14 \n\t"/* tp04-tp26 = a3*/\ ++ "paddsh $f6, $f6, $f0 \n\t"/* tm04+tm26 = a1*/\ ++ "paddsh $f2, $f2, $f2 \n\t"/* b1*/\ ++ "paddsh $f8, $f8, $f8 \n\t"/* b2*/\ ++ "paddsh $f10, $f10, $f14 \n\t"/* tp04+tp26 = a0*/\ ++ "psubsh $f12, $f12, $f0 \n\t"/* tm04-tm26 = a2*/\ ++ "li $12, 6 \n\t"\ ++ "dmtc1 $12, $f18 \n\t"\ ++ "mov.d $f14, $f6 \n\t"/* a1*/\ ++ "mov.d $f0, $f12 \n\t"/* a2*/\ ++ "paddsh $f6, $f6, $f2 \n\t"/* a1+b1*/\ ++ "paddsh $f12, $f12, $f8 \n\t"/* a2+b2*/\ ++ "psrah $f6, $f6, $f18 \n\t"/* dst1*/\ ++ "psubsh $f14, $f14, $f2 \n\t"/* a1-b1*/\ ++ "psrah $f12, $f12, $f18 \n\t"/* dst2*/\ ++ "psubsh $f0, $f0, $f8 \n\t"/* a2-b2*/\ ++ "ldc1 $f2, 3*16+" #A2 " \n\t"/* load b0*/\ ++ "psrah $f14, $f14, $f18 \n\t"/* dst6*/\ ++ "mov.d $f8, $f10 \n\t"/* a0*/\ ++ "psrah $f0, $f0, $f18 \n\t"/* dst5*/\ ++ "sdc1 $f6, 1*16+" #A2 " \n\t"\ ++ "paddsh $f10, $f10, $f2 \n\t"/* a0+b0*/\ ++ "sdc1 $f12, 2*16+" #A2 " \n\t"\ ++ "psubsh $f8, $f8, $f2 \n\t"/* a0-b0*/\ ++ "ldc1 $f6, 5*16+" #A2 " \n\t"/* load b3*/\ ++ "psrah $f10, $f10, $f18 \n\t"/* dst0*/\ ++ "mov.d $f12, $f4 \n\t"/* a3*/\ ++ "psrah $f8, $f8, $f18 \n\t"/* dst7*/\ ++ "sdc1 $f0, 5*16+" #A2 " \n\t"\ ++ "paddsh $f4, $f4, $f6 \n\t"/* a3+b3*/\ ++ "sdc1 $f14, 6*16+" #A2 " \n\t"\ ++ "psubsh $f12, $f12, $f6 \n\t"/* a3-b3*/\ ++ "sdc1 $f10, 0*16+" #A2 " \n\t"\ ++ "psrah $f4, $f4, $f18 \n\t"/* dst3*/\ ++ "sdc1 $f8, 7*16+" #A2 " \n\t"\ ++ "psrah $f12, $f12, $f18 \n\t"/* dst4*/\ ++ "sdc1 $f4, 3*16+" #A2 " \n\t"\ ++ "sdc1 $f12, 4*16+" #A2 " \n\t" ++ ++ ++ ++void ff_idct_xvid_loongson2(short *block){ ++ __asm__ volatile( ++ //# Process each row ++ DCT_8_INV_ROW_LOONGSON2(0*16(%0), 0*16(%0), 64*0(%2), 8*0(%1)) ++ DCT_8_INV_ROW_LOONGSON2(1*16(%0), 1*16(%0), 64*1(%2), 8*1(%1)) ++ DCT_8_INV_ROW_LOONGSON2(2*16(%0), 2*16(%0), 64*2(%2), 8*2(%1)) ++ DCT_8_INV_ROW_LOONGSON2(3*16(%0), 3*16(%0), 64*3(%2), 8*3(%1)) ++ DCT_8_INV_ROW_LOONGSON2(4*16(%0), 4*16(%0), 64*0(%2), 8*4(%1)) ++ DCT_8_INV_ROW_LOONGSON2(5*16(%0), 5*16(%0), 64*3(%2), 8*5(%1)) ++ DCT_8_INV_ROW_LOONGSON2(6*16(%0), 6*16(%0), 64*2(%2), 8*6(%1)) ++ DCT_8_INV_ROW_LOONGSON2(7*16(%0), 7*16(%0), 64*1(%2), 8*7(%1)) ++ ++ //# Process the columns (4 at a time) ++ DCT_8_INV_COL(0(%0), 0(%0)) ++ DCT_8_INV_COL(8(%0), 8(%0)) ++ : ++ : "r"(block), "r"(rounder_0), "r"(tab_i_04_xmm), "r"(tg_1_16) ++ :"$f0","$f2","$f4","$f6","$f8","$f10","$f12","$f14","$f18","$f16","$20","$22","$24","$26"); ++} ++ +diff --git a/libavcodec/loongson2/motion_est_loongson2.c b/libavcodec/loongson2/motion_est_loongson2.c +new file mode 100644 +index 0000000..bb67290 +--- /dev/null ++++ b/libavcodec/loongson2/motion_est_loongson2.c +@@ -0,0 +1,365 @@ ++/* ++ * Loongson2E MMI optimized motion estimation ++ * Copyright (c) 2007 comcat <jiankemeng@gmail.com>. ++ * ++ * based on Michael Niedermayer <michaelni@gmx.at> ++ * ++ */ ++ ++#include "dsputil_loongson2.h" ++#include "../avcodec.h" ++ ++static const __attribute__ ((aligned(8))) uint64_t round_tab[3]={ ++ 0x0000000000000000ULL, ++ 0x0001000100010001ULL, ++ 0x0002000200020002ULL, ++}; ++ ++static attribute_used __attribute__ ((aligned(8))) uint64_t bone= 0x0101010101010101LL; ++ ++static inline void sad8_1_loongson2(uint8_t *blk1, uint8_t *blk2, int stride, int h) ++{ ++ long len= -(stride*h); ++ __asm__ volatile( ++ ++// ".set mips3 \n\t" ++ ".align 4 \n\t" ++ ++ "move $8, %0 \n\t" ++ "move $21, %1 \n\t" ++ "move $22, %2 \n\t" ++ "move $23, %3 \n\t" ++ ++ "1: \n\t" ++ ++ "add $9, $8, $21 \n\t" ++ "add $10, $8, $22 \n\t" ++ ++ "uld $11, ($9) \n\t" ++ "dmtc1 $11, $f0 \n\t" ++ ++ "uld $12, ($9) \n\t" ++ "dmtc1 $12, $f4 \n\t" ++ ++ "pasubub $f10, $f0, $f4 \n\t" ++ "biadd $f0, $f10 \n\t" ++ ++ "add $8, $8, $23 \n\t" ++ ++ "add $9, $8, $21 \n\t" ++ "add $10, $8, $22 \n\t" ++ ++ "uld $11, ($9) \n\t" ++ "dmtc1 $11, $f2 \n\t" ++ ++ "uld $12, ($10) \n\t" ++ "dmtc1 $12, $f6 \n\t" ++ ++ "pasubub $f16, $f2, $f6 \n\t" ++ "biadd $f6, $f16 \n\t" ++ ++ "paddh $f0, $f0, $f6 \n\t" ++ ++ "paddh $f12, $f12, $f0 \n\t" ++ ++ "bltz $8, 1b \n\t" ++ "add $8, $8, $23 \n\t" ++ ++ : "+r" (len) ++ : "r" (blk1 - len), "r" (blk2 - len), "r" ((long)stride) ++ : "$8", "$9", "$10", "$21", "$22", "$23", "$f0", "$f2", "$f4", "$f6", "$f10", "$f16" ++ ); ++} ++ ++static inline void sad8_2_loongson2(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h) ++{ ++ long len= -(stride*h); ++ __asm__ volatile( ++ ++// ".set mips3 \n\t" ++ ".align 4 \n\t" ++ ++ "move $8, %0 \n\t" ++ ++ "1: \n\t" ++ "add $9, $8, %1 \n\t" ++ "add $10, $8, %2 \n\t" ++ "add $11, $8, %3 \n\t" ++ ++ "uld $12, ($9) \n\t" ++ "dmtc1 $12, $f0 \n\t" ++ "uld $13, ($10) \n\t" ++ "dmtc1 $13, $f4 \n\t" ++ ++ "pavgb $f0, $f0, $f4 \n\t" ++ ++ "uld $12, ($11) \n\t" ++ "dmtc1 $12, $f4 \n\t" ++ ++ "pasubub $f10, $f0, $f4 \n\t" ++ "biadd $f0, $f10 \n\t" ++ ++ "add $8, $8, %4 \n\t" ++ ++ "add $9, $8, %1 \n\t" ++ "add $10, $8, %2 \n\t" ++ "add $11, $8, %3 \n\t" ++ ++ "uld $12, ($9) \n\t" ++ "dmtc1 $12, $f2 \n\t" ++ "uld $13, ($10) \n\t" ++ "dmtc1 $13, $f6 \n\t" ++ ++ "pavgb $f6, $f6, $f2 \n\t" ++ ++ "uld $12, ($11) \n\t" ++ "dmtc1 $12, $f2 \n\t" ++ ++ "pasubub $f16, $f6, $f2 \n\t" ++ "biadd $f6, $f16 \n\t" ++ ++ "paddh $f0, $f0, $f6 \n\t" ++ "paddh $f12, $f12, $f0 \n\t" ++ ++ "bltz $8, 1b \n\t" ++ "add $8, $8, %4 \n\t" ++ : "+r" (len) ++ : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" ((long)stride) ++ : "$8", "$9", "$10", "$11", "$12", "$13", "$f0", "$f2", "$f4", "$f6", "$f10", "$f16" ++ ); ++} ++ ++static inline void sad8_4_loongson2(uint8_t *blk1, uint8_t *blk2, int stride, int h) ++{ ++ long len= -(stride*h); ++ __asm__ volatile( ++ ++ ++// ".set mips3 \n\t" ++ ".align 4 \n\t" ++ ++ "ldc1 $f10, "MANGLE(bone)" \n\t" ++ ++ "move $8, %0 \n\t" ++ ++ "1: \n\t" ++ "add $9, $8, %1 \n\t" ++ "add $10, $8, %2 \n\t" ++ "add $11, $8, %3 \n\t" ++ ++ "uld $12, ($9) \n\t" ++ "dmtc1 $12, $f0 \n\t" ++ ++ "uld $13, ($10) \n\t" ++ "dmtc1 $13, $f4 \n\t" ++ ++ "uld $12, 1($9) \n\t" ++ "dmtc1 $12, $f2 \n\t" ++ ++ "uld $13, 1($10) \n\t" ++ "dmtc1 $13, $f6 \n\t" ++ ++ "pavgb $f0, $f0, $f4 \n\t" ++ "pavgb $f6, $f6, $f2 \n\t" ++ ++ "psubusb $f6, $f6, $f10 \n\t" ++ "pavgb $f0, $f0, $f6 \n\t" ++ ++ "uld $13, 1($11) \n\t" ++ "dmtc1 $13, $f4 \n\t" ++ ++ "pasubub $f16, $f0, $f4 \n\t" ++ "biadd $f0, $f16 \n\t" ++ ++ "add $8, $8, %4 \n\t" ++ ++ "add $9, $8, %1 \n\t" ++ "add $10, $8, %2 \n\t" ++ "add $11, $8, %3 \n\t" ++ ++ "uld $12, ($9) \n\t" ++ "dmtc1 $12, $f2 \n\t" ++ "uld $13, ($10) \n\t" ++ "dmtc1 $12, $f6 \n\t" ++ "uld $12, 1($9) \n\t" ++ "dmtc1 $12, $f4 \n\t" ++ "uld $13, 1($10) \n\t" ++ "dmtc1 $12, $f8 \n\t" ++ ++ "pavgb $f2, $f2, $f6 \n\t" ++ "pavgb $f4, $f4, $f8 \n\t" ++ ++ "psubusb $f4, $f4, $f10 \n\t" ++ "pavgb $f4, $f4, $f2 \n\t" ++ ++ "uld $13, ($11) \n\t" ++ "dmtc1 $13, $f2 \n\t" ++ ++ "pasubub $f18, $f4, $f2 \n\t" ++ "biadd $f4, $f18 \n\t" ++ ++ "paddh $f0, $f0, $f4 \n\t" ++ "paddh $f12, $f12, $f0 \n\t" ++ ++ "bltz $8, 1b \n\t" ++ "add $8, $8, %4 \n\t" ++ : "+r" (len) ++ : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len), "r" ((long)stride) ++ : "$8", "$9", "$10", "$11", "$12", "$13", "$f0", "$f2", "$f4", "$f6", "$f8", "$f10", "$f16", "$f18" ++ ); ++} ++ ++static inline int sum_loongson2(void) ++{ ++ int ret; ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "dmfc1 %0, $f12 \n\t" ++ : "=r" (ret) ++ ); ++ return ret; ++} ++ ++ ++static int sad8_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ assert(h==8); ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ : ++ ); ++ ++ sad8_1_loongson2(blk1, blk2, stride, 8); ++ ++ return sum_loongson2(); ++} ++ ++static int sad8_x2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ assert(h==8); ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[1]) ++ ); ++ ++ sad8_2_loongson2(blk1, blk1+1, blk2, stride, 8); ++ ++ return sum_loongson2(); ++} ++ ++static int sad8_y2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ assert(h==8); ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[1]) ++ ); ++ ++ sad8_2_loongson2(blk1, blk1+stride, blk2, stride, 8); ++ ++ return sum_loongson2(); ++} ++ ++static int sad8_xy2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ assert(h==8); ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[2]) ++ ); ++ ++ sad8_4_loongson2(blk1, blk2, stride, 8); ++ ++ return sum_loongson2(); ++} ++ ++static int sad16_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t":); ++ ++ sad8_1_loongson2(blk1 , blk2 , stride, h); ++ sad8_1_loongson2(blk1+8, blk2+8, stride, h); ++ ++ return sum_loongson2(); ++} ++ ++static int sad16_x2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[1]) ++ ); ++ ++ sad8_2_loongson2(blk1 , blk1+1, blk2 , stride, h); ++ sad8_2_loongson2(blk1+8, blk1+9, blk2+8, stride, h); ++ ++ return sum_loongson2(); ++} ++ ++static int sad16_y2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[1]) ++ ); ++ ++ sad8_2_loongson2(blk1 , blk1+stride, blk2 , stride, h); ++ sad8_2_loongson2(blk1+8, blk1+stride+8,blk2+8, stride, h); ++ ++ return sum_loongson2(); ++} ++ ++static int sad16_xy2_loongson2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h) ++{ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "xor $f14, $f14, $f14 \n\t" ++ "xor $f12, $f12, $f12 \n\t" ++ "ldc1 $f10, %0 \n\t" ++ :: "m"(round_tab[2]) ++ ); ++ ++ sad8_4_loongson2(blk1 , blk2 , stride, h); ++ sad8_4_loongson2(blk1+8, blk2+8, stride, h); ++ ++ return sum_loongson2(); ++} ++ ++ ++void dsputil_init_pix_loongson2(DSPContext* c, AVCodecContext *avctx) ++{ ++ c->pix_abs[0][0] = sad16_loongson2; ++ c->pix_abs[0][1] = sad16_x2_loongson2; ++ c->pix_abs[0][2] = sad16_y2_loongson2; ++ c->pix_abs[0][3] = sad16_xy2_loongson2; ++ c->pix_abs[1][0] = sad8_loongson2; ++ c->pix_abs[1][1] = sad8_x2_loongson2; ++ c->pix_abs[1][2] = sad8_y2_loongson2; ++ c->pix_abs[1][3] = sad8_xy2_loongson2; ++ ++ c->sad[0]= sad16_loongson2; ++ c->sad[1]= sad8_loongson2; ++} +diff --git a/libavcodec/loongson2/mpegvideo_loongson2.c b/libavcodec/loongson2/mpegvideo_loongson2.c +new file mode 100644 +index 0000000..18d070a +--- /dev/null ++++ b/libavcodec/loongson2/mpegvideo_loongson2.c +@@ -0,0 +1,385 @@ ++/* ++ * The simplest mpeg encoder (well, it was the simplest!) ++ * Copyright (c) 2007-2010 comcat <jiankemeng@gmail.com>. ++ * ++ * Optimized for Loongson2 CPUs by comcat <jiankemeng@gmail.com> ++ * ++ * Based on i386 ++ */ ++ ++#include "dsputil_loongson2.h" ++#include "../mpegvideo.h" ++#include "../avcodec.h" ++ ++extern uint8_t zigzag_direct_noperm[64]; ++extern uint16_t inv_zigzag_direct16[64]; ++ ++static const unsigned long long int mm_wabs __attribute__ ((aligned(8))) = 0xffffffffffffffffULL; ++static const unsigned long long int mm_wone __attribute__ ((aligned(8))) = 0x0001000100010001ULL; ++ ++ ++static void dct_unquantize_h263_intra_loongson2(MpegEncContext *s, ++ DCTELEM *block, int n, int qscale) ++{ ++ long level, qmul, qadd, nCoeffs; ++ ++ qmul = qscale << 1; ++ ++ assert(s->block_last_index[n]>=0 || s->h263_aic); ++ if (!s->h263_aic) { ++ if (n < 4) ++ level = block[0] * s->y_dc_scale; ++ else ++ level = block[0] * s->c_dc_scale; ++ qadd = (qscale - 1) | 1; ++ }else{ ++ qadd = 0; ++ level= block[0]; ++ } ++ if(s->ac_pred) ++ nCoeffs=63; ++ else ++ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ]; ++ ++ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "xor $f12, $f12, $f12 \n\t" ++ "lwc1 $f12, %1 \n\t" ++ ++ "xor $f10, $f10, $f10 \n\t" ++ ++ "packsswh $f12, $f12, $f12 \n\t" ++ ++ "lwc1 $f10, %2 \n\t" ++ ++ "packsswh $f10, $f10, $f10 \n\t" ++ ++ "packsswh $f12, $f12, $f12 \n\t" ++ ++ "xor $f14, $f14, $f14 \n\t" ++ ++ "packsswh $f10, $f10, $f10 \n\t" ++ ++ "xor $f8, $f8, $f8 \n\t" ++ ++ "psubh $f14, $f14, $f10 \n\t" ++ ++ ++ "1: \n\t" ++ "add $12, %0, %3 \n\t" ++ ++ "ldc1 $f0, ($12) \n\t" ++ ++ "ldc1 $f2, 8($12) \n\t" ++ ++ "mov.d $f4, $f0 \n\t" ++ "mov.d $f6, $f2 \n\t" ++ ++ "pmullh $f0, $f0, $f12 \n\t" ++ "pmullh $f2, $f2, $f12 \n\t" ++ ++ "pcmpgth $f4, $f4, $f8 \n\t" ++ "pcmpgth $f6, $f6, $f8 \n\t" ++ ++ "xor $f0, $f0, $f4 \n\t" ++ "xor $f2, $f2, $f6 \n\t" ++ ++ ++ "paddh $f0, $f0, $f14 \n\t" ++ ++ "paddh $f2, $f2, $f14 \n\t" ++ ++ ++ "xor $f4, $f4, $f0 \n\t" ++ ++ "xor $f6, $f6, $f2 \n\t" ++ ++ ++ "pcmpeqh $f0, $f0, $f14 \n\t" ++ ++ "pcmpeqh $f2, $f2, $f14 \n\t" ++ ++ ++ "pandn $f0, $f0, $f4 \n\t" ++ ++ "pandn $f2, $f2, $f6 \n\t" ++ ++ ++ "sdc1 $f0, ($12) \n\t" ++ ++ "sdc1 $f2, 8($12) \n\t" ++ ++ ++ "addiu %3, %3, 16 \n\t" ++ ++ "blez %3, 1b \n\t" ++ "nop \n\t" ++ ::"r" (block+nCoeffs), "m"(qmul), "m" (qadd), "r" (2*(-nCoeffs)) ++ : "memory" ++ ); ++ block[0]= level; ++} ++ ++ ++static void dct_unquantize_h263_inter_loongson2(MpegEncContext *s, ++ DCTELEM *block, int n, int qscale) ++{ ++ long qmul, qadd, nCoeffs; ++ ++ qmul = qscale << 1; ++ qadd = (qscale - 1) | 1; ++ ++ assert(s->block_last_index[n]>=0 || s->h263_aic); ++ ++ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ]; ++ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "xor $f12, $f12, $f12 \n\t" ++ "lwc1 $f12, %1 \n\t" ++ ++ "xor $f10, $f10, $f10 \n\t" ++ ++ "packsswh $f12, $f12, $f12 \n\t" ++ ++ "lwc1 $f10, %2 \n\t" ++ ++ "packsswh $f10, $f10, $f10 \n\t" ++ ++ "xor $f14, $f14, $f14 \n\t" ++ ++ "packsswh $f12, $f12, $f12 \n\t" ++ ++ "packsswh $f10, $f10, $f10 \n\t" ++ ++ "xor $f8, $f8, $f8 \n\t" ++ ++ "psubh $f14, $f14, $f10 \n\t" ++ ++ ++ "1: \n\t" ++ "add $12, %0, %3 \n\t" ++ ++ "ldc1 $f0, ($12) \n\t" ++ ++ "ldc1 $f2, 8($12) \n\t" ++ ++ "mov.d $f4, $f0 \n\t" ++ "mov.d $f6, $f2 \n\t" ++ ++ "pmullh $f0, $f0, $f12 \n\t" ++ ++ "pmullh $f2, $f2, $f12 \n\t" ++ ++ "pcmpgth $f4, $f4, $f8 \n\t" ++ ++ "pcmpgth $f6, $f6, $f8 \n\t" ++ ++ "xor $f0, $f0, $f4 \n\t" ++ ++ "xor $f2, $f2, $f6 \n\t" ++ ++ "paddh $f0, $f0, $f14 \n\t" ++ ++ "paddh $f2, $f2, $f14 \n\t" ++ ++ "xor $f4, $f4, $f0 \n\t" ++ ++ "xor $f6, $f6, $f2 \n\t" ++ ++ "pcmpeqh $f0, $f0, $f14 \n\t" ++ ++ "pcmpeqh $f2, $f2, $f14 \n\t" ++ ++ "pandn $f0, $f0, $f4 \n\t" ++ ++ "pandn $f2, $f2, $f6 \n\t" ++ ++ "sdc1 $f0, ($12) \n\t" ++ ++ "sdc1 $f2, 8($12) \n\t" ++ ++ ++ "addiu %3, %3, 16 \n\t" ++ ++ "blez %3, 1b \n\t" ++ "nop \n\t" ++ ::"r" (block+nCoeffs), "m"(qmul), "m" (qadd), "r" (2*(-nCoeffs)) ++ : "memory" ++ ); ++} ++ ++ ++/* draw the edges of width 'w' of an image of size width, height ++ this mmx version can only handle w==8 || w==16 */ ++ ++static void draw_edges_loongson2(uint8_t *buf, int wrap, int width, int height, int w) ++{ ++ uint8_t *ptr, *last_line; ++ int i; ++ ++ last_line = buf + (height - 1) * wrap; ++ ++ ptr = buf; ++ if(w==8) ++ { ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "move $9, %0 \n\t" ++ ++ "1: \n\t" ++ ++ "xor $f0, $f0, $f0 \n\t" ++ "lwc1 $f0, ($9) \n\t" ++ ++ "punpcklbh $f0, $f0, $f0 \n\t" ++ ++ "add $12, $9, %2 \n\t" ++ ++ "punpcklhw $f0, $f0, $f0 \n\t" ++ ++ "punpcklwd $f0, $f0, $f0 \n\t" ++ ++ "ldc1 $f2, -8($12) \n\t" ++ ++ "sdc1 $f0, -8($9) \n\t" ++ ++ "punpckhbh $f2, $f2, $f2 \n\t" ++ ++ "add $9, $9, %1 \n\t" ++ ++ "punpckhhw $f2, $f2, $f2 \n\t" ++ ++ "sub $13, $9, %3 \n\t" ++ ++ "punpckhwd $f2, $f2, $f2 \n\t" ++ ++ "bltz $13, 1b \n\t" ++ ++ "sdc1 $f2, ($12) \n\t" ++ ++ : "+r" (ptr) ++ : "r" ((long)wrap), "r" ((long)width), "r" (ptr + wrap*height) ++ : "$9", "$13", "$12", "$f2", "$f0" ++ ); ++ } ++ else ++ { ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "move $8, %0 \n\t" ++ ++ "1: \n\t" ++ ++ "xor $f0, $f0, $f0 \n\t" ++ "lwc1 $f0, ($8) \n\t" ++ ++ "punpcklbh $f0, $f0, $f0 \n\t" ++ "punpcklhw $f0, $f0, $f0 \n\t" ++ "punpcklwd $f0, $f0, $f0 \n\t" ++ ++ "sdc1 $f0, -8($8) \n\t" ++ "sdc1 $f0, -16($8) \n\t" ++ ++ "add $15, $8, %2 \n\t" ++ "ldc1 $f2, -8($15) \n\t" ++ ++ "punpckhbh $f2, $f2, $f2 \n\t" ++ "punpckhhw $f2, $f2, $f2 \n\t" ++ "punpckhwd $f2, $f2, $f2 \n\t" ++ ++ "sdc1 $f2, ($15) \n\t" ++ "sdc1 $f2, 8($15) \n\t" ++ ++ "add $8, $8, %1 \n\t" ++ ++ "sub $16, $8, %3 \n\t" ++ "bltz $16, 1b \n\t" ++ "nop \n\t" ++ : "+r" (ptr) ++ : "r" ((long)wrap), "r" ((long)width), "r" (ptr + wrap*height) ++ : "$8", "$15", "$16", "$f0", "$f2" ++ ); ++ } ++ ++ for(i=0;i<w;i+=4) { ++ ++ ptr= buf - (i + 1) * wrap - w; ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ "move $8, %0 \n\t" ++ ++ "1: \n\t" ++ ++ "add $9, $8, %1 \n\t" ++ "ldc1 $f0, ($9) \n\t" ++ ++ "add $10, $8, %2 \n\t" ++ "add $11, $10, %2 \n\t" ++ "add $12, $8, %3 \n\t" ++ ++ "sdc1 $f0, ($8) \n\t" ++ "sdc1 $f0, ($10) \n\t" ++ "sdc1 $f0, ($11) \n\t" ++ "sdc1 $f0, ($12) \n\t" ++ ++ "addiu $8, $8, 8 \n\t" ++ ++ "sub $13, $8, %4 \n\t" ++ ++ "bltz $13, 1b \n\t" ++ "nop \n\t" ++ ++ : "+r" (ptr) ++ : "r" (((long)buf - (long)ptr - w)), "r" ((long)-wrap), "r" ((long)-wrap*3), "r" (*(ptr+width+2*w)) ++ : "$8", "$9", "$10", "$11", "$12", "$13", "$f0" ++ ); ++ ++ ptr= last_line + (i + 1) * wrap - w; ++ ++ __asm__ volatile( ++// ".set mips3 \n\t" ++ ++ "move $9, %0 \n\t" ++ ++ "1: \n\t" ++ ++ "add $10, $9, %1 \n\t" ++ "ldc1 $f0, ($10) \n\t" ++ ++ "add $11, $9, %2 \n\t" ++ "add $12, $11, %2 \n\t" ++ "add $13, $9, %3 \n\t" ++ ++ "sdc1 $f0, ($9) \n\t" ++ "sdc1 $f0, ($11) \n\t" ++ "sdc1 $f0, ($12) \n\t" ++ "sdc1 $f0, ($13) \n\t" ++ ++ "addiu $9, $9, 8 \n\t" ++ ++ "sub $14, $9, %4 \n\t" ++ ++ "bltz $14, 1b \n\t" ++ "nop \n\t" ++ : "+r" (ptr) ++ : "r" ((long)last_line - (long)ptr - w), "r" ((long)wrap), "r" ((long)wrap*3), "r" (ptr+width+2*w) ++ : "$9", "$10", "$11", "$12", "$13", "$14", "$f0" ++ ++ ); ++ } ++} ++ ++void MPV_common_init_loongson2(MpegEncContext *s) ++{ ++ s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_loongson2; ++ s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_loongson2; ++ ++// draw_edges = draw_edges_loongson2; ++ ++} +diff --git a/libavcodec/mips/Makefile b/libavcodec/mips/Makefile +index 3f4da68..73e4d56 100644 +--- a/libavcodec/mips/Makefile ++++ b/libavcodec/mips/Makefile +@@ -1,3 +1,9 @@ + OBJS-$(HAVE_MMI) += ps2/dsputil_mmi.o \ + ps2/idct_mmi.o \ + ps2/mpegvideo_mmi.o \ ++ ++OBJS-$(HAVE_LOONGSON2MMI) += loongson2/idct_loongson2.o \ ++ loongson2/dsputil_loongson2.o \ ++ loongson2/idct_loongson2_xvid.o \ ++ loongson2/mpegvideo_loongson2.o \ ++ loongson2/motion_est_loongson2.o +diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c +index b47ff9a..af92552 100644 +--- a/libavcodec/mpegvideo.c ++++ b/libavcodec/mpegvideo.c +@@ -176,6 +176,9 @@ av_cold int ff_dct_common_init(MpegEncContext *s) + #elif ARCH_BFIN + MPV_common_init_bfin(s); + #endif ++#ifdef HAVE_LOONGSON2MMI ++ MPV_common_init_loongson2(s); ++#endif + + /* load & permutate scantables + note: only wmv uses different ones +diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h +index 5302be9..8d09906 100644 +--- a/libavcodec/mpegvideo.h ++++ b/libavcodec/mpegvideo.h +@@ -689,6 +689,7 @@ int MPV_encode_picture(AVCodecContext *avctx, unsigned char *buf, int buf_size, + void MPV_common_init_mmx(MpegEncContext *s); + void MPV_common_init_axp(MpegEncContext *s); + void MPV_common_init_mlib(MpegEncContext *s); ++void MPV_common_init_loongson2(MpegEncContext *s); + void MPV_common_init_mmi(MpegEncContext *s); + void MPV_common_init_arm(MpegEncContext *s); + void MPV_common_init_altivec(MpegEncContext *s); +diff --git a/libavcodec/options.c b/libavcodec/options.c +index 7ca1062..c05b3f4 100644 +--- a/libavcodec/options.c.orig 2011-06-22 12:52:11.584428161 -0300 ++++ b/libavcodec/options.c 2011-06-22 12:52:25.003143367 -0300 +@@ -219,6 +219,8 @@ static const AVOption options[]={ + {"simple", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_SIMPLE }, INT_MIN, INT_MAX, V|E|D, "idct"}, + {"simplemmx", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_SIMPLEMMX }, INT_MIN, INT_MAX, V|E|D, "idct"}, + {"libmpeg2mmx", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_LIBMPEG2MMX }, INT_MIN, INT_MAX, V|E|D, "idct"}, ++{"libmpeg2loongson2", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_LIBMPEG2LOONGSON2, INT_MIN, INT_MAX, V|E|D, "idct"}, ++{"xvidloongson2", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_XVIDLOONGSON2, INT_MIN, INT_MAX, V|E|D, "idct"}, + {"ps2", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_PS2 }, INT_MIN, INT_MAX, V|E|D, "idct"}, + {"mlib", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_MLIB }, INT_MIN, INT_MAX, V|E|D, "idct"}, + {"arm", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = FF_IDCT_ARM }, INT_MIN, INT_MAX, V|E|D, "idct"}, |