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@ -1973,6 +1973,92 @@ static void just_return() { return; } |
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c->put_no_rnd_ ## postfix1 = put_no_rnd_ ## postfix2;\
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c->avg_ ## postfix1 = avg_ ## postfix2; |
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static int try_8x8basis_mmx(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale){ |
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int i=0; |
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assert(ABS(scale) < 256); |
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scale<<= 16 + 1 - BASIS_SHIFT + RECON_SHIFT; |
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asm volatile( |
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"pcmpeqw %%mm6, %%mm6 \n\t" // -1w
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"psrlw $15, %%mm6 \n\t" // 1w
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"pxor %%mm7, %%mm7 \n\t" |
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"movd %4, %%mm5 \n\t"
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"punpcklwd %%mm5, %%mm5 \n\t"
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"punpcklwd %%mm5, %%mm5 \n\t"
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"1: \n\t" |
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"movq (%1, %0), %%mm0 \n\t"
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"movq 8(%1, %0), %%mm1 \n\t" |
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"pmulhw %%mm5, %%mm0 \n\t" |
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"pmulhw %%mm5, %%mm1 \n\t" |
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"paddw %%mm6, %%mm0 \n\t" |
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"paddw %%mm6, %%mm1 \n\t" |
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"psraw $1, %%mm0 \n\t" |
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"psraw $1, %%mm1 \n\t" |
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"paddw (%2, %0), %%mm0 \n\t" |
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"paddw 8(%2, %0), %%mm1 \n\t" |
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"psraw $6, %%mm0 \n\t" |
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"psraw $6, %%mm1 \n\t" |
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"pmullw (%3, %0), %%mm0 \n\t" |
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"pmullw 8(%3, %0), %%mm1 \n\t" |
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"pmaddwd %%mm0, %%mm0 \n\t" |
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"pmaddwd %%mm1, %%mm1 \n\t" |
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"paddd %%mm1, %%mm0 \n\t" |
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"psrld $4, %%mm0 \n\t" |
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"paddd %%mm0, %%mm7 \n\t" |
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"addl $16, %0 \n\t" |
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"cmpl $128, %0 \n\t" //FIXME optimize & bench
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" jb 1b \n\t" |
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"movq %%mm7, %%mm6 \n\t" |
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"psrlq $32, %%mm7 \n\t" |
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"paddd %%mm6, %%mm7 \n\t" |
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"psrld $2, %%mm7 \n\t" |
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"movd %%mm7, %0 \n\t" |
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: "+r" (i) |
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: "r"(basis), "r"(rem), "r"(weight), "g"(scale) |
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); |
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return i; |
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} |
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static void add_8x8basis_mmx(int16_t rem[64], int16_t basis[64], int scale){ |
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int i=0; |
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if(ABS(scale) < 256){ |
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scale<<= 16 + 1 - BASIS_SHIFT + RECON_SHIFT; |
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asm volatile( |
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"pcmpeqw %%mm6, %%mm6 \n\t" // -1w
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"psrlw $15, %%mm6 \n\t" // 1w
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"movd %3, %%mm5 \n\t"
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"punpcklwd %%mm5, %%mm5 \n\t"
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"punpcklwd %%mm5, %%mm5 \n\t"
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"1: \n\t" |
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"movq (%1, %0), %%mm0 \n\t"
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"movq 8(%1, %0), %%mm1 \n\t" |
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"pmulhw %%mm5, %%mm0 \n\t" |
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"pmulhw %%mm5, %%mm1 \n\t" |
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"paddw %%mm6, %%mm0 \n\t"
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"paddw %%mm6, %%mm1 \n\t" |
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"psraw $1, %%mm0 \n\t" |
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"psraw $1, %%mm1 \n\t" |
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"paddw (%2, %0), %%mm0 \n\t" |
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"paddw 8(%2, %0), %%mm1 \n\t" |
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"movq %%mm0, (%2, %0) \n\t" |
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"movq %%mm1, 8(%2, %0) \n\t" |
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"addl $16, %0 \n\t" |
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"cmpl $128, %0 \n\t" //FIXME optimize & bench
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" jb 1b \n\t" |
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: "+r" (i) |
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: "r"(basis), "r"(rem), "g"(scale) |
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); |
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}else{ |
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for(i=0; i<8*8; i++){ |
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rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT); |
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}
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} |
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} |
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/* external functions, from idct_mmx.c */ |
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void ff_mmx_idct(DCTELEM *block); |
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void ff_mmxext_idct(DCTELEM *block); |
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@ -2125,10 +2211,16 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx) |
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if(!(avctx->flags & CODEC_FLAG_BITEXACT)){ |
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c->vsad[0] = vsad16_mmx; |
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} |
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if(!(avctx->flags & CODEC_FLAG_BITEXACT)){ |
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c->try_8x8basis= try_8x8basis_mmx; |
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} |
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c->add_8x8basis= add_8x8basis_mmx; |
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#endif //CONFIG_ENCODERS
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c->h263_v_loop_filter= h263_v_loop_filter_mmx; |
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c->h263_h_loop_filter= h263_h_loop_filter_mmx; |
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c->h263_h_loop_filter= h263_h_loop_filter_mmx;
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if (mm_flags & MM_MMXEXT) { |
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c->put_pixels_tab[0][1] = put_pixels16_x2_mmx2; |
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