[svn] / trunk / xvidcore / src / image / x86_asm / postprocessing_sse2.asm Repository:
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revision 1795, Wed Nov 26 01:04:34 2008 UTC revision 1834, Mon Dec 1 15:00:44 2008 UTC
# Line 66  Line 66 
66    
67  ALIGN SECTION_ALIGN  ALIGN SECTION_ALIGN
68  image_brightness_sse2:  image_brightness_sse2:
69      PUSH_XMM6_XMM7
70    mov eax, prm5d  ; brightness offset value  %ifdef ARCH_IS_X86_64
71      movsx _EAX, prm5d
72    %else
73      mov eax, prm5   ; brightness offset value
74    %endif
75    mov TMP1, prm1  ; Dst    mov TMP1, prm1  ; Dst
76    mov TMP0, prm2  ; stride    mov TMP0, prm2  ; stride
77    
# Line 78  Line 82 
82    movdqa xmm6, [xmm_0x80]    movdqa xmm6, [xmm_0x80]
83    
84    ; Create a offset...offset vector    ; Create a offset...offset vector
85    mov TMP1, _ESP          ; TMP1 will be esp aligned mod 16    mov _ESI, _ESP          ; TMP1 will be esp aligned mod 16
86    add TMP1, 15            ; TMP1 = esp + 15    add _ESI, 15            ; TMP1 = esp + 15
87    and TMP1, ~15           ; TMP1 = (esp + 15)&(~15)    and _ESI, ~15           ; TMP1 = (esp + 15)&(~15)
88    CREATE_OFFSET_VECTOR TMP1, al    CREATE_OFFSET_VECTOR _ESI, al
89    movdqa xmm7, [TMP1]    movdqa xmm7, [_ESI]
90    
91  %ifdef ARCH_IS_X86_64  %ifdef ARCH_IS_X86_64
92    mov _ESI, prm3    mov _ESI, prm3
# Line 114  Line 118 
118    jl .xloop    jl .xloop
119    
120    add TMP1, TMP0                  ; dst += stride    add TMP1, TMP0                  ; dst += stride
121    sub _EDI, 1    dec _EDI
122    jg .yloop    jg .yloop
123    
124    add _ESP, 32    add _ESP, 32
125    pop _EDI    pop _EDI
126    pop _ESI    pop _ESI
127    
128      POP_XMM6_XMM7
129    ret    ret
130  ENDFUNC  ENDFUNC
131  ;//////////////////////////////////////////////////////////////////////  ;//////////////////////////////////////////////////////////////////////
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