;/********************************************************; * Some code. Copyright (C) 2003 by Pascal Massimino.   *; * All Rights Reserved.      (http://skal.planet-d.net) *; * For Educational/Academic use ONLY. See 'LICENSE.TXT'.*; ********************************************************/;//////////////////////////////////////////////////////////////////////;// MMX/x86 versions of;//  void Skl_Make_Edges(SKL_BYTE **YUV, const int Width,;//                      const int Height, const int BpS);//////////////////////////////////////////////////////////////////////; [BITS 32]%include "../../include/skl_syst/skl_nasm.h"globl Skl_Make_Edges_MMXglobl Skl_Make_Edges_SSEglobl Skl_Make_Edges_x86;//////////////////////////////////////////////////////////////////////TEXT%macro B_TO_Q_MMX 4   ; %1:SrcLeft, %2:Width, %3:mm#0, %4:mm#1    ; replicate left and right bytes into quardwords  movq %3, [%1]  punpcklbw %3,%3  movq %4, [%1+%2-8]    ; <- -8 offset: we align Right read  punpcklwd %3,%3  punpckhbw %4,%4  punpckldq %3,%3  punpckhwd %4,%4  punpckhdq %4,%4%endmacro%macro B_TO_Q_SSE 4   ; %1:SrcLeft, %2:Width, %3:mm#0, %4:mm#1    ; replicate left and right bytes into quardwords  movq %4, [%1+%2-8]    ; <- -8 offset: we align Right read  movq %3, [%1]  punpckhbw %4,%4  punpcklbw %3,%3  pshufw %4,%4,0xff  pshufw %3,%3,0x00%endmacro%macro MAIN_MMX_SSE_LOOP 1    ; %1: B_TO_Q macro to use  push ebx  push esi  push edi  push ebp  mov esi, [esp+ 4 +16]  ; YVU  mov ebp, [esp+16 +16]  ; BpS    ; //// Y border loops ////      ; 1) Left/Right        mov edx, [esp+ 8 +16]  ; Width  mov edi, [esp+12 +16]  ; Height  mov ebx, [esi +0]      ; Y  jmp .Loop_LR_Yalign 16.Loop_LR_Y  %1 ebx, edx, mm0, mm1 ; B_TO_Q  dec edi  movq [ebx-16], mm0  movq [ebx+edx], mm1  movq [ebx- 8], mm0  movq [ebx+edx+8], mm1  jle .Out_LR_Y  lea  ebx, [ebx+ebp]  jmp .Loop_LR_Y.Out_LR_Y      ; 2) Bottom Y  ; ebx is correctly positioned  lea ebx, [ebx+edx]  mov eax, 16  mov ecx, ebx  mov edi, -16  sub edi, edx    ; edi=-16-Width  mov edx, edi  lea ebx, [ebx+ebp]  jmp .Loop_B_Yalign 16.Loop_B_Y  add edx, 16  movq mm0, [ecx+edx-16  ]  movq mm1, [ecx+edx-16+8]  movq [ebx+edx-16  ], mm0  movq [ebx+edx-16+8], mm1  jle .Loop_B_Y  dec eax  mov edx, edi  jle .Out_B_Y  lea ebx, [ebx+ebp]  jmp .Loop_B_Y.Out_B_Y:    ; 3) Top Y  mov eax, [esp+ 8 +16]  xor ebp, -1  mov ebx, [esi+0]  inc ebp       ; ebp = -BpS  add ebx, eax  ; Y+Width  mov eax, 16  lea ecx, [ebx+ebp]  jmp .Loop_T_Yalign 16.Loop_T_Y  add edx, 16  movq mm0, [ebx+edx-16  ]  movq mm1, [ebx+edx-16+8]  movq [ecx+edx-16  ], mm0  movq [ecx+edx-16+8], mm1  jle .Loop_T_Y  dec eax    jle .Out_T_Y  mov edx, edi    lea ecx, [ecx+ebp]  jmp .Loop_T_Y.Out_T_Y    ; //// UV border loops ////      ; 1) left/right    mov esi, [esp+ 4 +16]  ; YVU  mov edx, [esp+ 8 +16]  ; Width  mov edi, [esp+12 +16]  ; Height  mov ebp, [esp+16 +16]  ; BpS  shr edx, 1             ; width/=2  shr edi, 1             ; Height/2  mov ebx, [esi +4]      ; U  mov ecx, [esi +8]      ; V  jmp .Skip_LR_UValign 16.Loop_LR_UV  lea  ebx, [ebx+ebp]  lea  ecx, [ecx+ebp].Skip_LR_UV   %1 ebx, edx, mm0, mm1   ; <-B_TO_Q  %1 ecx, edx, mm2, mm3   ; <-B_TO_Q  dec edi    movq [ebx-8], mm0  movq [ebx+edx+0], mm1  movq [ecx-8], mm2  movq [ecx+edx+0], mm3  jg .Loop_LR_UV    ; 2) Bottom UV   ; ebx/ecx are correctly positioned  lea ebx, [ebx+edx]  lea ecx, [ecx+edx]  mov edi, ecx  mov esi, ebx  mov eax,-16  sub eax, edx    ; eax = -16-Width/2  mov edx, 8  push eax.Loop_B_UV_y  mov eax, [esp]  lea ebx, [ebx+ebp]  lea ecx, [ecx+ebp]  jmp .Loop_B_UValign 16.Loop_B_UV  add eax, 8  movq mm0, [esi+eax]  movq mm1, [edi+eax]  movq [ebx+eax], mm0  movq [ecx+eax], mm1  jl .Loop_B_UV  dec edx  jle .Out_B_UV  jmp .Loop_B_UV_y.Out_B_UV:    ; 3) Top UV  mov esi, [esp+ 4 +16+4]  ; YVU  mov edx, [esp+ 8 +16+4]  ; Width  mov edi, [esi+4]  ; U  mov esi, [esi+8]  ; V  shr edx, 1  lea edi, [edi+edx]  lea esi, [esi+edx]  xor ebp, -1  mov ebx, esi  inc ebp       ; ebp = -BpS  mov ecx, edi  mov edx, 8.Loop_T_UV_y  mov eax, [esp]  lea ebx, [ebx+ebp]  lea ecx, [ecx+ebp]  jmp .Loop_T_UValign 16.Loop_T_UV  add eax, 8  movq mm0, [esi+eax]  movq mm1, [edi+eax]  movq [ebx+eax], mm0  movq [ecx+eax], mm1  jl .Loop_T_UV  dec edx  jg .Loop_T_UV_y  pop eax  pop ebp  pop edi  pop esi  pop ebx%endmacro;//////////////////////////////////////////////////////////////////////align 16Skl_Make_Edges_MMX: ; approx.: ~20200c@512x384, ~21500c@640x352, ~13460c@352x240  MAIN_MMX_SSE_LOOP B_TO_Q_MMX  retalign 16Skl_Make_Edges_SSE: ; approx.: ~20200c@512x384, ~21500c@640x352, ~13460c@352x240  MAIN_MMX_SSE_LOOP B_TO_Q_SSE  ret;//////////////////////////////////////////////////////////////////////%macro B_TO_DW_X86 3   ; %1:Src  %2/%3: tmp reg    ; replicate byte into dword  mov al, [%1]  mov ah, al  mov %2, eax  shl eax,16  mov ax, %3%endmacroalign 16Skl_Make_Edges_x86:  push ebx  push esi  push edi  push ebp  mov esi, [esp+ 4 +16]  ; YVU  mov ebp, [esp+16 +16]  ; BpS    ; //// Y border loops ////      ; 1) Left/Right        mov edx, [esp+ 8 +16]  ; Width  mov edi, [esp+12 +16]  ; Height  mov ebx, [esi +0]      ; Y  jmp .Loop_LR_Yalign 16.Loop_LR_Y  B_TO_DW_X86 ebx, ecx, cx  mov [ebx-16], eax  mov [ebx-12], eax  mov [ebx-8], eax  mov [ebx-4], eax  B_TO_DW_X86 ebx+edx-1, ecx, cx  mov [ebx+edx], eax  mov [ebx+edx+4], eax  mov [ebx+edx+8], eax  mov [ebx+edx+12], eax  dec edi  jle .Out_LR_Y  lea  ebx, [ebx+ebp]  jmp .Loop_LR_Y.Out_LR_Y      ; 2) Bottom Y  ; ebx is correctly positioned  lea ebx, [ebx+edx]  mov eax, 16  mov ecx, ebx  mov edi, -16  sub edi, edx    ; edi=-16-Width  mov edx, edi  lea ebx, [ebx+ebp]  jmp .Loop_B_Yalign 16.Loop_B_Y  add edx, 16  fld qword [ecx+edx-16  ]  fld qword [ecx+edx-16+8]  fxch st1  fstp qword [ebx+edx-16  ]  fstp qword [ebx+edx-16+8]  jle .Loop_B_Y  dec eax  mov edx, edi  jle .Out_B_Y  lea ebx, [ebx+ebp]  jmp .Loop_B_Y.Out_B_Y:    ; 3) Top Y  mov eax, [esp+ 8 +16]  xor ebp, -1  mov ebx, [esi+0]  inc ebp       ; ebp = -BpS  add ebx, eax  ; Y+Width  mov eax, 16  lea ecx, [ebx+ebp]  jmp .Loop_T_Yalign 16.Loop_T_Y  add edx, 16  fld qword [ebx+edx-16  ]  fld qword [ebx+edx-16+8]  fxch st1  fstp qword [ecx+edx-16  ]  fstp qword [ecx+edx-16+8]  jle .Loop_T_Y  dec eax    jle .Out_T_Y  mov edx, edi    lea ecx, [ecx+ebp]  jmp .Loop_T_Y.Out_T_Y    ; //// UV border loops ////      ; 1) left/right    mov esi, [esp+ 4 +16]  ; YVU  mov edx, [esp+ 8 +16]  ; Width  mov edi, [esp+12 +16]  ; Height  mov ebp, [esp+16 +16]  ; BpS  shr edx, 1             ; width/=2  shr edi, 1             ; Height/2  mov ebx, [esi +4]      ; U  mov ecx, [esi +8]      ; V  jmp .Skip_LR_UValign 16.Loop_LR_UV  lea  ebx, [ebx+ebp]  lea  ecx, [ecx+ebp].Skip_LR_UV   B_TO_DW_X86 ebx, esi, si  mov [ebx-8], eax  mov [ebx-4], eax  B_TO_DW_X86 ebx+edx-1, esi, si  mov [ebx+edx], eax  mov [ebx+edx+4], eax  B_TO_DW_X86 ecx, esi, si  mov [ecx-8], eax  mov [ecx-4], eax  B_TO_DW_X86 ecx+edx-1, esi, si  mov [ecx+edx], eax  mov [ecx+edx+4], eax  dec edi  jg .Loop_LR_UV    ; 2) Bottom UV   ; ebx/ecx are correctly positioned  lea ebx, [ebx+edx]  lea ecx, [ecx+edx]  mov edi, ecx  mov esi, ebx  mov eax,-16  sub eax, edx    ; eax = -16-Width/2  mov edx, 8  push eax.Loop_B_UV_y  mov eax, [esp]  lea ebx, [ebx+ebp]  lea ecx, [ecx+ebp]  jmp .Loop_B_UValign 16.Loop_B_UV  add eax, 8  fld qword [esi+eax]  fld qword [edi+eax]  fxch st1  fstp qword [ebx+eax]  fstp qword [ecx+eax]  jl .Loop_B_UV  dec edx  jle .Out_B_UV  jmp .Loop_B_UV_y.Out_B_UV:    ; 3) Top UV  mov esi, [esp+ 4 +16+4]  ; YVU  mov edx, [esp+ 8 +16+4]  ; Width  mov edi, [esi+4]  ; U  mov esi, [esi+8]  ; V  shr edx, 1  lea edi, [edi+edx]  lea esi, [esi+edx]  xor ebp, -1  mov ebx, esi  inc ebp       ; ebp = -BpS  mov ecx, edi  mov edx, 8.Loop_T_UV_y  mov eax, [esp]  lea ebx, [ebx+ebp]  lea ecx, [ecx+ebp]  jmp .Loop_T_UValign 16.Loop_T_UV  add eax, 8  fld qword [esi+eax]  fld qword [edi+eax]  fxch st1  fstp qword [ebx+eax]  fstp qword [ecx+eax]  jl .Loop_T_UV  dec edx  jg .Loop_T_UV_y  pop eax  pop ebp  pop edi  pop esi  pop ebx  ret;//////////////////////////////////////////////////////////////////////