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Xorg: asm changes

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ulab-next-nosound
Jay Sorg 10 years ago
parent 656e6eae1f
commit 8b400ca0f3
1 changed files with 55 additions and 154 deletions
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209
xorg/server/module/x86/yv12_to_rgb32_x86_sse2.asm
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@ -1,6 +1,7 @@
SECTION .data
align 16
c8 times 4 dd 8
c16 times 4 dd 16
c100 times 4 dd 100
c128 times 4 dd 128
@ -20,45 +21,29 @@ SECTION .text
y1_do4:
; y
mov eax, 0
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 0
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 1
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 2
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 3
movd xmm0, [esi] ; 4 at a time
add esi, 4
pxor xmm6, xmm6
punpcklbw xmm0, xmm6
punpcklwd xmm0, xmm6
movdqa xmm7, [c16]
psubd xmm0, xmm7
; u
mov eax, 0
mov al, [ebx]
add ebx, 1
pinsrd xmm1, eax, 0
pinsrd xmm1, eax, 1
mov al, [ebx]
add ebx, 1
pinsrd xmm1, eax, 2
pinsrd xmm1, eax, 3
movd xmm1, [ebx] ; read 4 but only using 2
add ebx, 2
punpcklbw xmm1, xmm1
punpcklbw xmm1, xmm6
punpcklwd xmm1, xmm6
movdqa xmm7, [c128]
psubd xmm1, xmm7
; v
mov eax, 0
mov al, [edx]
add edx, 1
pinsrd xmm2, eax, 0
pinsrd xmm2, eax, 1
mov al, [edx]
add edx, 1
pinsrd xmm2, eax, 2
pinsrd xmm2, eax, 3
movd xmm2, [edx] ; read 4 but only using 2
add edx, 2
punpcklbw xmm2, xmm2
punpcklbw xmm2, xmm6
punpcklwd xmm2, xmm6
psubd xmm2, xmm7
; t = (298 * c + 409 * e + 128) >> 8;
@ -69,11 +54,6 @@ y1_do4:
paddd xmm3, xmm4
paddd xmm3, xmm7
psrad xmm3, 8
; b = RDPCLAMP(t, 0, 255);
pxor xmm4, xmm4
pmaxsd xmm3, xmm4
movdqa xmm4, [c255]
pminsd xmm3, xmm4
; t = (298 * c - 100 * d - 208 * e + 128) >> 8;
movdqa xmm4, [c298]
@ -86,11 +66,6 @@ y1_do4:
psubd xmm4, xmm6
paddd xmm4, xmm7
psrad xmm4, 8
; g = RDPCLAMP(t, 0, 255);
pxor xmm5, xmm5
pmaxsd xmm4, xmm5
movdqa xmm5, [c255]
pminsd xmm4, xmm5
; t = (298 * c + 516 * d + 128) >> 8;
movdqa xmm5, [c298]
@ -100,69 +75,31 @@ y1_do4:
paddd xmm5, xmm6
paddd xmm5, xmm7
psrad xmm5, 8
; r = RDPCLAMP(t, 0, 255);
pxor xmm6, xmm6
pmaxsd xmm5, xmm6
movdqa xmm6, [c255]
pminsd xmm5, xmm6
pextrd eax, xmm3, 0
mov [edi], al
pextrd eax, xmm4, 0
mov [edi + 1], al
pextrd eax, xmm5, 0
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 1
mov [edi], al
pextrd eax, xmm4, 1
mov [edi + 1], al
pextrd eax, xmm5, 1
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 2
mov [edi], al
pextrd eax, xmm4, 2
mov [edi + 1], al
pextrd eax, xmm5, 2
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 3
mov [edi], al
pextrd eax, xmm4, 3
mov [edi + 1], al
pextrd eax, xmm5, 3
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
packusdw xmm3, xmm3 ; b
packuswb xmm3, xmm3
packusdw xmm4, xmm4 ; g
packuswb xmm4, xmm4
punpcklbw xmm3, xmm4 ; gb
pxor xmm4, xmm4 ; a
packusdw xmm5, xmm5 ; b
packuswb xmm5, xmm5
punpcklbw xmm5, xmm4 ; ar
punpcklwd xmm3, xmm5 ; argb
movdqu [edi], xmm3
add edi, 16
ret;
y2_do4:
; y
mov eax, 0
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 0
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 1
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 2
mov al, [esi]
add esi, 1
pinsrd xmm0, eax, 3
movd xmm0, [esi] ; read 4 but only using 2
add esi, 4
pxor xmm6, xmm6
punpcklbw xmm0, xmm6
punpcklwd xmm0, xmm6
movdqa xmm7, [c16]
psubd xmm0, xmm7
@ -176,11 +113,6 @@ y2_do4:
paddd xmm3, xmm4
paddd xmm3, xmm7
psrad xmm3, 8
; b = RDPCLAMP(t, 0, 255);
pxor xmm4, xmm4
pmaxsd xmm3, xmm4
movdqa xmm4, [c255]
pminsd xmm3, xmm4
; t = (298 * c - 100 * d - 208 * e + 128) >> 8;
movdqa xmm4, [c298]
@ -193,11 +125,6 @@ y2_do4:
psubd xmm4, xmm6
paddd xmm4, xmm7
psrad xmm4, 8
; g = RDPCLAMP(t, 0, 255);
pxor xmm5, xmm5
pmaxsd xmm4, xmm5
movdqa xmm5, [c255]
pminsd xmm4, xmm5
; t = (298 * c + 516 * d + 128) >> 8;
movdqa xmm5, [c298]
@ -207,51 +134,21 @@ y2_do4:
paddd xmm5, xmm6
paddd xmm5, xmm7
psrad xmm5, 8
; r = RDPCLAMP(t, 0, 255);
pxor xmm6, xmm6
pmaxsd xmm5, xmm6
movdqa xmm6, [c255]
pminsd xmm5, xmm6
pextrd eax, xmm3, 0
mov [edi], al
pextrd eax, xmm4, 0
mov [edi + 1], al
pextrd eax, xmm5, 0
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 1
mov [edi], al
pextrd eax, xmm4, 1
mov [edi + 1], al
pextrd eax, xmm5, 1
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 2
mov [edi], al
pextrd eax, xmm4, 2
mov [edi + 1], al
pextrd eax, xmm5, 2
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
pextrd eax, xmm3, 3
mov [edi], al
pextrd eax, xmm4, 3
mov [edi + 1], al
pextrd eax, xmm5, 3
mov [edi + 2], al
mov eax, 0
mov [edi + 3], al
add edi, 4
packusdw xmm3, xmm3 ; b
packuswb xmm3, xmm3
packusdw xmm4, xmm4 ; g
packuswb xmm4, xmm4
punpcklbw xmm3, xmm4 ; gb
pxor xmm4, xmm4 ; a
packusdw xmm5, xmm5 ; b
packuswb xmm5, xmm5
punpcklbw xmm5, xmm4 ; ar
punpcklwd xmm3, xmm5 ; argb
movdqu [edi], xmm3
add edi, 16
ret;
@ -309,6 +206,10 @@ loop_y:
; save edx
mov [esp + 24], edx
prefetchnta 4096[esp + 0] ; y
prefetchnta 4096[esp + 8] ; u
prefetchnta 4096[esp + 12] ; v
loop_x:
mov esi, [esp + 0] ; y1

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