📄 pixel-a.asm
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;-----------------------------------------------------------------------------; int x264_pixel_satd_4x8_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_4x8_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 1 LOAD_DIFF_HADAMARD_SUM mm1, 0, 0 paddw mm0, mm1 SATD_END;-----------------------------------------------------------------------------; int x264_pixel_satd_8x4_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_8x4_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 0 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm1 SATD_END;-----------------------------------------------------------------------------; int x264_pixel_satd_8x8_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_8x8_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 0 LOAD_DIFF_HADAMARD_SUM mm1, 4, 1 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm2 paddw mm0, mm1 SATD_END;-----------------------------------------------------------------------------; int x264_pixel_satd_16x8_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_16x8_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 0 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 1 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 1 paddw mm0, mm2 paddw mm0, mm1 SATD_END;-----------------------------------------------------------------------------; int x264_pixel_satd_8x16_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_8x16_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 0 LOAD_DIFF_HADAMARD_SUM mm1, 4, 1 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 1 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 1 paddw mm1, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 1 paddw mm0, mm2 paddw mm0, mm1 SATD_END;-----------------------------------------------------------------------------; int x264_pixel_satd_16x16_mmxext (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------cglobal x264_pixel_satd_16x16_mmxext SATD_START LOAD_DIFF_HADAMARD_SUM mm0, 0, 0 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 1 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 1 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 1 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 0, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 4, 0 paddw mm0, mm2 LOAD_DIFF_HADAMARD_SUM mm2, 8, 0 paddw mm0, mm1 LOAD_DIFF_HADAMARD_SUM mm1, 12, 0 paddw mm0, mm2 paddw mm0, mm1 pxor mm3, mm3 pshufw mm1, mm0, 01001110b paddw mm0, mm1 punpcklwd mm0, mm3 pshufw mm1, mm0, 01001110b paddd mm0, mm1 movd eax, mm0 ret; in: parm1 = fenc; out: mm0..mm3 = hadamard coefsALIGN 16load_hadamard: pxor mm7, mm7 movd mm0, [parm1q+0*FENC_STRIDE] movd mm4, [parm1q+1*FENC_STRIDE] movd mm3, [parm1q+2*FENC_STRIDE] movd mm1, [parm1q+3*FENC_STRIDE] punpcklbw mm0, mm7 punpcklbw mm4, mm7 punpcklbw mm3, mm7 punpcklbw mm1, mm7 HADAMARD4x4 mm0, mm4, mm3, mm1 TRANSPOSE4x4 mm0, mm4, mm3, mm1, mm2 HADAMARD4x4 mm0, mm1, mm2, mm3 ret%macro SCALAR_SUMSUB 4 add %1, %2 add %3, %4 add %2, %2 add %4, %4 sub %2, %1 sub %4, %3%endmacro%macro SUM_MM_X3 8 ; 3x sum, 4x tmp, op pxor %7, %7 pshufw %4, %1, 01001110b pshufw %5, %2, 01001110b pshufw %6, %3, 01001110b paddw %1, %4 paddw %2, %5 paddw %3, %6 punpcklwd %1, %7 punpcklwd %2, %7 punpcklwd %3, %7 pshufw %4, %1, 01001110b pshufw %5, %2, 01001110b pshufw %6, %3, 01001110b %8 %1, %4 %8 %2, %5 %8 %3, %6%endmacro;-----------------------------------------------------------------------------; void x264_intra_satd_x3_4x4_mmxext( uint8_t *fenc, uint8_t *fdec, int *res );-----------------------------------------------------------------------------cglobal x264_intra_satd_x3_4x4_mmxext%define top_1d rsp-8 ; +8%define left_1d rsp-16 ; +8 call load_hadamard movzx r8d, byte [parm2q-1+0*FDEC_STRIDE] movzx r9d, byte [parm2q-1+1*FDEC_STRIDE] movzx r10d, byte [parm2q-1+2*FDEC_STRIDE] movzx r11d, byte [parm2q-1+3*FDEC_STRIDE] SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d ; 1x4 hadamard mov [left_1d+0], r8w mov [left_1d+2], r9w mov [left_1d+4], r10w mov [left_1d+6], r11w mov eax, r8d ; dc movzx r8d, byte [parm2q-FDEC_STRIDE+0] movzx r9d, byte [parm2q-FDEC_STRIDE+1] movzx r10d, byte [parm2q-FDEC_STRIDE+2] movzx r11d, byte [parm2q-FDEC_STRIDE+3] SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d ; 4x1 hadamard lea rax, [rax + r8 + 4] ; dc mov [top_1d+0], r8w mov [top_1d+2], r9w mov [top_1d+4], r10w mov [top_1d+6], r11w and eax, -8 shl eax, 1 movq mm4, mm1 movq mm5, mm2 MMX_ABS_TWO mm4, mm5, mm6, mm7 movq mm7, mm3 paddw mm4, mm5 MMX_ABS mm7, mm6 paddw mm7, mm4 ; 3x4 sum movq mm4, [left_1d] movd mm5, eax psllw mm4, 2 psubw mm4, mm0 psubw mm5, mm0 punpcklwd mm0, mm1 punpcklwd mm2, mm3 punpckldq mm0, mm2 ; transpose movq mm1, [top_1d] psllw mm1, 2 psubw mm0, mm1 MMX_ABS mm4, mm3 ; 1x4 sum MMX_ABS mm5, mm2 ; 1x4 sum MMX_ABS mm0, mm1 ; 4x1 sum paddw mm4, mm7 paddw mm5, mm7 movq mm1, mm5 psrlq mm1, 16 ; 4x3 sum paddw mm0, mm1 SUM_MM_X3 mm0, mm4, mm5, mm1, mm2, mm3, mm6, pavgw movd [parm3q+0], mm0 ; i4x4_v satd movd [parm3q+4], mm4 ; i4x4_h satd movd [parm3q+8], mm5 ; i4x4_dc satd ret;-----------------------------------------------------------------------------; void x264_intra_satd_x3_16x16_mmxext( uint8_t *fenc, uint8_t *fdec, int *res );-----------------------------------------------------------------------------cglobal x264_intra_satd_x3_16x16_mmxext%define sums rsp-32 ; +24%define top_1d rsp-64 ; +32%define left_1d rsp-96 ; +32 mov qword [sums+0], 0 mov qword [sums+8], 0 mov qword [sums+16], 0 ; 1D hadamards xor ecx, ecx mov eax, 12.loop_edge: ; left shl eax, 5 ; log(FDEC_STRIDE) movzx r8d, byte [parm2q+rax-1+0*FDEC_STRIDE] movzx r9d, byte [parm2q+rax-1+1*FDEC_STRIDE] movzx r10d, byte [parm2q+rax-1+2*FDEC_STRIDE] movzx r11d, byte [parm2q+rax-1+3*FDEC_STRIDE] shr eax, 5 SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d add ecx, r8d mov [left_1d+2*rax+0], r8w mov [left_1d+2*rax+2], r9w mov [left_1d+2*rax+4], r10w mov [left_1d+2*rax+6], r11w ; top movzx r8d, byte [parm2q+rax-FDEC_STRIDE+0] movzx r9d, byte [parm2q+rax-FDEC_STRIDE+1] movzx r10d, byte [parm2q+rax-FDEC_STRIDE+2] movzx r11d, byte [parm2q+rax-FDEC_STRIDE+3] SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d add ecx, r8d mov [top_1d+2*rax+0], r8w mov [top_1d+2*rax+2], r9w mov [top_1d+2*rax+4], r10w mov [top_1d+2*rax+6], r11w sub eax, 4 jge .loop_edge ; dc shr ecx, 1 add ecx, 8 and ecx, -16 ; 2D hadamards xor eax, eax.loop_y: xor esi, esi.loop_x: call load_hadamard movq mm4, mm1 movq mm5, mm2 MMX_ABS_TWO mm4, mm5, mm6, mm7 movq mm7, mm3 paddw mm4, mm5 MMX_ABS mm7, mm6 paddw mm7, mm4 ; 3x4 sum movq mm4, [left_1d+8*rax] movd mm5, ecx psllw mm4, 2 psubw mm4, mm0 psubw mm5, mm0 punpcklwd mm0, mm1 punpcklwd mm2, mm3 punpckldq mm0, mm2 ; transpose movq mm1, [top_1d+8*rsi] psllw mm1, 2 psubw mm0, mm1 MMX_ABS mm4, mm3 ; 1x4 sum MMX_ABS mm5, mm2 ; 1x4 sum MMX_ABS mm0, mm1 ; 4x1 sum pavgw mm4, mm7 pavgw mm5, mm7 paddw mm0, [sums+0] ; i4x4_v satd paddw mm4, [sums+8] ; i4x4_h satd paddw mm5, [sums+16] ; i4x4_dc satd movq [sums+0], mm0 movq [sums+8], mm4 movq [sums+16], mm5 add parm1q, 4 inc esi cmp esi, 4 jl .loop_x add parm1q, 4*FENC_STRIDE-16 inc eax cmp eax, 4 jl .loop_y; horizontal sum movq mm2, [sums+16] movq mm1, [sums+8] movq mm0, [sums+0] movq mm7, mm2 SUM_MM_X3 mm0, mm1, mm2, mm3, mm4, mm5, mm6, paddd psrld mm0, 1 pslld mm7, 16 psrld mm7, 16 paddd mm0, mm2 psubd mm0, mm7 movd [parm3q+8], mm2 ; i16x16_dc satd movd [parm3q+4], mm1 ; i16x16_h satd movd [parm3q+0], mm0 ; i16x16_v satd ret;-----------------------------------------------------------------------------; void x264_intra_satd_x3_8x8c_mmxext( uint8_t *fenc, uint8_t *fdec, int *res );-----------------------------------------------------------------------------cglobal x264_intra_satd_x3_8x8c_mmxext%define sums rsp-32 ; +24%define top_1d rsp-48 ; +16%define left_1d rsp-64 ; +16 mov qword [sums+0], 0 mov qword [sums+8], 0 mov qword [sums+16], 0 ; 1D hadamards mov eax, 4.loop_edge: ; left shl eax, 5 ; log(FDEC_STRIDE) movzx r8d, byte [parm2q+rax-1+0*FDEC_STRIDE] movzx r9d, byte [parm2q+rax-1+1*FDEC_STRIDE] movzx r10d, byte [parm2q+rax-1+2*FDEC_STRIDE] movzx r11d, byte [parm2q+rax-1+3*FDEC_STRIDE] shr eax, 5 SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d mov [left_1d+2*rax+0], r8w mov [left_1d+2*rax+2], r9w mov [left_1d+2*rax+4], r10w mov [left_1d+2*rax+6], r11w ; top movzx r8d, byte [parm2q+rax-FDEC_STRIDE+0] movzx r9d, byte [parm2q+rax-FDEC_STRIDE+1] movzx r10d, byte [parm2q+rax-FDEC_STRIDE+2] movzx r11d, byte [parm2q+rax-FDEC_STRIDE+3] SCALAR_SUMSUB r8d, r9d, r10d, r11d SCALAR_SUMSUB r8d, r10d, r9d, r11d mov [top_1d+2*rax+0], r8w mov [top_1d+2*rax+2], r9w mov [top_1d+2*rax+4], r10w mov [top_1d+2*rax+6], r11w sub eax, 4 jge .loop_edge ; dc movzx r8d, word [left_1d+0] movzx r9d, word [top_1d+0] movzx r10d, word [left_1d+8] movzx r11d, word [top_1d+8] add r8d, r9d lea r9, [r10 + r11] lea r8, [2*r8 + 8] lea r9, [2*r9 + 8] lea r10, [4*r10 + 8] lea r11, [4*r11 + 8] and r8d, -16 ; tl and r9d, -16 ; br and r10d, -16 ; bl and r11d, -16 ; tr shl r9, 16 mov r9w, r10w shl r9, 16 mov r9w, r11w shl r9, 16 mov r9w, r8w ; 2D hadamards xor eax, eax.loop_y: xor esi, esi.loop_x: call load_hadamard movq mm4, mm1 movq mm5, mm2 MMX_ABS_TWO mm4, mm5, mm6, mm7 movq mm7, mm3 paddw mm4, mm5 MMX_ABS mm7, mm6 paddw mm7, mm4 ; 3x4 sum movq mm4, [left_1d+8*rax] movzx ecx, r9w shr r9, 16 movd mm5, ecx psllw mm4, 2 psubw mm4, mm0 psubw mm5, mm0 punpcklwd mm0, mm1 punpcklwd mm2, mm3 punpckldq mm0, mm2 ; transpose movq mm1, [top_1d+8*rsi] psllw mm1, 2 psubw mm0, mm1 MMX_ABS mm4, mm3 ; 1x4 sum MMX_ABS mm5, mm2 ; 1x4 sum MMX_ABS mm0, mm1 ; 4x1 sum pavgw mm4, mm7 pavgw mm5, mm7 paddw mm0, [sums+16] ; i4x4_v satd paddw mm4, [sums+8] ; i4x4_h satd paddw mm5, [sums+0] ; i4x4_dc satd movq [sums+16], mm0 movq [sums+8], mm4 movq [sums+0], mm5 add parm1q, 4 inc esi cmp esi, 2 jl .loop_x add parm1q, 4*FENC_STRIDE-8 inc eax cmp eax, 2 jl .loop_y; horizontal sum movq mm0, [sums+0] movq mm1, [sums+8] movq mm2, [sums+16] movq mm7, mm0 psrlq mm7, 15 paddw mm2, mm7 SUM_MM_X3 mm0, mm1, mm2, mm3, mm4, mm5, mm6, paddd psrld mm2, 1 movd [parm3q+0], mm0 ; i8x8c_dc satd movd [parm3q+4], mm1 ; i8x8c_h satd movd [parm3q+8], mm2 ; i8x8c_v satd ret;-----------------------------------------------------------------------------; void x264_pixel_ads4_mmxext( int enc_dc[4], uint16_t *sums, int delta,; uint16_t *res, int width );-----------------------------------------------------------------------------cglobal x264_pixel_ads4_mmxext movq mm6, [parm1q] movq mm4, [parm1q+8] pshufw mm7, mm6, 0 pshufw mm6, mm6, 0xAA pshufw mm5, mm4, 0 pshufw mm4, mm4, 0xAA shl parm3q, 1.loop: movq mm0, [parm2q] movq mm1, [parm2q+16] psubw mm0, mm7 psubw mm1, mm6 MMX_ABS mm0, mm2 MMX_ABS mm1, mm3 movq mm2, [parm2q+parm3q] movq mm3, [parm2q+parm3q+16] psubw mm2, mm5 psubw mm3, mm4 paddw mm0, mm1 MMX_ABS mm2, mm1 MMX_ABS mm3, mm1 paddw mm0, mm2 paddw mm0, mm3 movq [parm4q], mm0 add parm2q, 8 add parm4q, 8 sub parm5d, 4 jg .loop nop retcglobal x264_pixel_ads2_mmxext movq mm6, [parm1q] pshufw mm7, mm6, 0 pshufw mm6, mm6, 0xAA shl parm3q, 1.loop: movq mm0, [parm2q] movq mm1, [parm2q+parm3q] psubw mm0, mm7 psubw mm1, mm6 MMX_ABS mm0, mm2 MMX_ABS mm1, mm3 paddw mm0, mm1 movq [parm4q], mm0 add parm2q, 8 add parm4q, 8 sub parm5d, 4 jg .loop nop retcglobal x264_pixel_ads1_mmxext pshufw mm7, [parm1q], 0.loop: movq mm0, [parm2q] movq mm1, [parm2q+8] psubw mm0, mm7 psubw mm1, mm7 MMX_ABS mm0, mm2 MMX_ABS mm1, mm3 movq [parm4q], mm0 movq [parm4q+8], mm1 add parm2q, 16 add parm4q, 16 sub parm5d, 8 jg .loop nop ret⌨️ 快捷键说明
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