frederik
/
xserver
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
xserver/fb/fbmmx.c

1749 lines
36 KiB
C
Raw Blame History

/*
* Copyright © 2004 Red Hat, Inc.
* Copyright © 2004 Nicholas Miell
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Red Hat not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Red Hat makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Søren Sandmann (sandmann@redhat.com)
* Minor Improvements: Nicholas Miell (nmiell@gmail.com)
*
* Based on work by Owen Taylor
*/
#ifdef USE_MMX
#include "fb.h"
#include "fbmmx.h"
#include <mmintrin.h>
#ifdef USE_SSE
#include <xmmintrin.h> /* for _mm_shuffle_pi16 and _MM_SHUFFLE */
#endif
#ifdef RENDER
#include "picturestr.h"
#include "mipict.h"
#include "fbpict.h"
typedef unsigned long long ullong;
#define noVERBOSE
#ifdef VERBOSE
#define CHECKPOINT() ErrorF ("at %s %d\n", __FUNCTION__, __LINE__)
#else
#define CHECKPOINT()
#endif
typedef struct
{
ullong mmx_4x00ff;
ullong mmx_4x0080;
ullong mmx_565_rgb;
ullong mmx_565_unpack_multiplier;
ullong mmx_565_r;
ullong mmx_565_g;
ullong mmx_565_b;
ullong mmx_mask_0;
ullong mmx_mask_1;
ullong mmx_mask_2;
ullong mmx_mask_3;
ullong mmx_full_alpha;
ullong mmx_ffff0000ffff0000;
ullong mmx_0000ffff00000000;
ullong mmx_000000000000ffff;
} MMXData;
static const MMXData c =
{
.mmx_4x00ff = 0x00ff00ff00ff00ffULL,
.mmx_4x0080 = 0x0080008000800080ULL,
.mmx_565_rgb = 0x000001f0003f001fULL,
.mmx_565_r = 0x000000f800000000ULL,
.mmx_565_g = 0x0000000000fc0000ULL,
.mmx_565_b = 0x00000000000000f8ULL,
.mmx_mask_0 = 0xffffffffffff0000ULL,
.mmx_mask_1 = 0xffffffff0000ffffULL,
.mmx_mask_2 = 0xffff0000ffffffffULL,
.mmx_mask_3 = 0x0000ffffffffffffULL,
.mmx_full_alpha = 0x00ff000000000000ULL,
.mmx_565_unpack_multiplier = 0x0000008404100840ULL,
.mmx_ffff0000ffff0000 = 0xffff0000ffff0000ULL,
.mmx_0000ffff00000000 = 0x0000ffff00000000ULL,
.mmx_000000000000ffff = 0x000000000000ffffULL,
};
#define MC(x) ((__m64) c.mmx_##x)
static __inline__ __m64
shift (__m64 v, int s)
{
if (s > 0)
return _mm_slli_si64 (v, s);
else if (s < 0)
return _mm_srli_si64 (v, -s);
else
return v;
}
static __inline__ __m64
negate (__m64 mask)
{
return _mm_xor_si64 (mask, MC(4x00ff));
}
static __inline__ __m64
pix_multiply (__m64 a, __m64 b)
{
__m64 res;
res = _mm_mullo_pi16 (a, b);
res = _mm_add_pi16 (res, MC(4x0080));
res = _mm_srli_pi16 (res, 8);
return res;
}
#ifdef USE_SSE
#define HAVE_PSHUFW
#endif
#ifdef HAVE_PSHUFW
static __inline__ __m64
expand_alpha (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE(3, 3, 3, 3));
}
static __inline__ __m64
expand_alpha_rev (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE(0, 0, 0, 0));
}
static __inline__ __m64
invert_colors (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE(3, 0, 1, 2));
}
#else
static __inline__ __m64
expand_alpha (__m64 pixel)
{
__m64 t1, t2;
t1 = shift (pixel, -48);
t2 = shift (t1, 16);
t1 = _mm_or_si64 (t1, t2);
t2 = shift (t1, 32);
t1 = _mm_or_si64 (t1, t2);
return t1;
}
static __inline__ __m64
expand_alpha_rev (__m64 pixel)
{
__m64 t1, t2;
/* move alpha to low 16 bits and zero the rest */
t1 = shift (pixel, 48);
t1 = shift (t1, -48);
t2 = shift (t1, 16);
t1 = _mm_or_si64 (t1, t2);
t2 = shift (t1, 32);
t1 = _mm_or_si64 (t1, t2);
return t1;
}
static __inline__ __m64
invert_colors (__m64 pixel)
{
__m64 x, y, z;
x = y = z = pixel;
x = _mm_and_si64 (x, MC(ffff0000ffff0000));
y = _mm_and_si64 (y, MC(000000000000ffff));
z = _mm_and_si64 (z, MC(0000ffff00000000));
y = shift (y, 32);
z = shift (z, -32);
x = _mm_or_si64 (x, y);
x = _mm_or_si64 (x, z);
return x;
}
#endif
/* Notes about writing mmx code
*
* give memory operands as the second operand. If you give it as the
* first, gcc will first load it into a register, then use that
* register
*
* ie. use
*
* _mm_mullo_pi16 (x, mmx_constant);
*
* not
*
* _mm_mullo_pi16 (mmx_constant, x);
*
* Also try to minimize dependencies. i.e. when you need a value, try
* to calculate it from a value that was calculated as early as
* possible.
*/
static __inline__ __m64
over (__m64 src, __m64 srca, __m64 dest)
{
return _mm_adds_pu8 (src, pix_multiply(dest, negate(srca)));
}
static __inline__ __m64
over_rev_non_pre (__m64 src, __m64 dest)
{
__m64 srca = expand_alpha (src);
__m64 srcfaaa = _mm_or_si64 (srca, MC(full_alpha));
return over(pix_multiply(invert_colors(src), srcfaaa), srca, dest);
}
static __inline__ __m64
in (__m64 src,
__m64 mask)
{
return pix_multiply (src, mask);
}
static __inline__ __m64
in_over (__m64 src,
__m64 srca,
__m64 mask,
__m64 dest)
{
return over(in(src, mask), pix_multiply(srca, mask), dest);
}
static __inline__ __m64
load8888 (CARD32 v)
{
return _mm_unpacklo_pi8 (_mm_cvtsi32_si64 (v), _mm_setzero_si64());
}
static __inline__ __m64
pack8888 (__m64 lo, __m64 hi)
{
__m64 r;
r = _mm_packs_pu16 (lo, hi);
return r;
}
/* Expand 16 bits positioned at @pos (0-3) of a mmx register into
*
* 00RR00GG00BB
*
* --- Expanding 565 in the low word ---
*
* m = (m << (32 - 3)) | (m << (16 - 5)) | m;
* m = m & (01f0003f001f);
* m = m * (008404100840);
* m = m >> 8;
*
* Note the trick here - the top word is shifted by another nibble to
* avoid it bumping into the middle word
*/
static __inline__ __m64
expand565 (__m64 pixel, int pos)
{
__m64 p = pixel;
__m64 t1, t2;
/* move pixel to low 16 bit and zero the rest */
p = shift (shift (p, (3 - pos) * 16), -48);
t1 = shift (p, 36 - 11);
t2 = shift (p, 16 - 5);
p = _mm_or_si64 (t1, p);
p = _mm_or_si64 (t2, p);
p = _mm_and_si64 (p, MC(565_rgb));
pixel = _mm_mullo_pi16 (p, MC(565_unpack_multiplier));
return _mm_srli_pi16 (pixel, 8);
}
static __inline__ __m64
expand8888 (__m64 in, int pos)
{
if (pos == 0)
return _mm_unpacklo_pi8 (in, _mm_setzero_si64());
else
return _mm_unpackhi_pi8 (in, _mm_setzero_si64());
}
static __inline__ __m64
pack565 (__m64 pixel, __m64 target, int pos)
{
__m64 p = pixel;
__m64 t = target;
__m64 r, g, b;
r = _mm_and_si64 (p, MC(565_r));
g = _mm_and_si64 (p, MC(565_g));
b = _mm_and_si64 (p, MC(565_b));
r = shift (r, - (32 - 8) + pos * 16);
g = shift (g, - (16 - 3) + pos * 16);
b = shift (b, - (0 + 3) + pos * 16);
if (pos == 0)
t = _mm_and_si64 (t, MC(mask_0));
else if (pos == 1)
t = _mm_and_si64 (t, MC(mask_1));
else if (pos == 2)
t = _mm_and_si64 (t, MC(mask_2));
else if (pos == 3)
t = _mm_and_si64 (t, MC(mask_3));
p = _mm_or_si64 (r, t);
p = _mm_or_si64 (g, p);
return _mm_or_si64 (b, p);
}
void
fbCompositeSolid_nx8888mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src;
CARD32 *dstLine, *dst;
CARD16 w;
FbStride dstStride;
__m64 vsrc, vsrca;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
if (src >> 24 == 0)
return;
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
vsrc = load8888 (src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
w = width;
CHECKPOINT();
while (w && (unsigned long)dst & 7)
{
*dst = (ullong) pack8888(over(vsrc, vsrca, load8888(*dst)),
_mm_setzero_si64());
w--;
dst++;
}
while (w >= 2)
{
__m64 vdest;
__m64 dest0, dest1;
vdest = *(__m64 *)dst;
dest0 = over(vsrc, vsrca, expand8888(vdest, 0));
dest1 = over(vsrc, vsrca, expand8888(vdest, 1));
*(__m64 *)dst = pack8888(dest0, dest1);
dst += 2;
w -= 2;
}
CHECKPOINT();
while (w)
{
*dst = (ullong) pack8888(over(vsrc, vsrca, load8888(*dst)), _mm_setzero_si64());
w--;
dst++;
}
}
_mm_empty();
}
void
fbCompositeSolid_nx0565mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src;
CARD16 *dstLine, *dst;
CARD16 w;
FbStride dstStride;
__m64 vsrc, vsrca;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
if (src >> 24 == 0)
return;
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
vsrc = load8888 (src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
w = width;
CHECKPOINT();
while (w && (unsigned long)dst & 7)
{
ullong d = *dst;
__m64 vdest = expand565 ((__m64)d, 0);
vdest = pack565(over(vsrc, vsrca, vdest), vdest, 0);
*dst = (ullong)vdest;
w--;
dst++;
}
while (w >= 4)
{
__m64 vdest;
vdest = *(__m64 *)dst;
vdest = pack565 (over(vsrc, vsrca, expand565(vdest, 0)), vdest, 0);
vdest = pack565 (over(vsrc, vsrca, expand565(vdest, 1)), vdest, 1);
vdest = pack565 (over(vsrc, vsrca, expand565(vdest, 2)), vdest, 2);
vdest = pack565 (over(vsrc, vsrca, expand565(vdest, 3)), vdest, 3);
*(__m64 *)dst = vdest;
dst += 4;
w -= 4;
}
CHECKPOINT();
while (w)
{
ullong d = *dst;
__m64 vdest = expand565 ((__m64)d, 0);
vdest = pack565(over(vsrc, vsrca, vdest), vdest, 0);
*dst = (ullong)vdest;
w--;
dst++;
}
}
_mm_empty();
}
void
fbCompositeSolidMask_nx8888x8888Cmmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src, srca;
CARD32 *dstLine;
CARD32 *maskLine;
FbStride dstStride, maskStride;
__m64 vsrc, vsrca;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
srca = src >> 24;
if (srca == 0)
return;
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
fbComposeGetStart (pMask, xMask, yMask, CARD32, maskStride, maskLine, 1);
vsrc = load8888(src);
vsrca = expand_alpha(vsrc);
while (height--)
{
int twidth = width;
CARD32 *p = (CARD32 *)maskLine;
CARD32 *q = (CARD32 *)dstLine;
while (twidth && (unsigned long)q & 7)
{
CARD32 m = *(CARD32 *)p;
if (m)
{
__m64 vdest = load8888(*q);
vdest = in_over(vsrc, vsrca, load8888(m), vdest);
*q = (ullong)pack8888(vdest, _mm_setzero_si64());
}
twidth--;
p++;
q++;
}
while (twidth >= 2)
{
CARD32 m0, m1;
m0 = *p;
m1 = *(p + 1);
if (m0 | m1)
{
__m64 dest0, dest1;
__m64 vdest = *(__m64 *)q;
dest0 = in_over(vsrc, vsrca, load8888(m0),
expand8888 (vdest, 0));
dest1 = in_over(vsrc, vsrca, load8888(m1),
expand8888 (vdest, 1));
*(__m64 *)q = pack8888(dest0, dest1);
}
p += 2;
q += 2;
twidth -= 2;
}
while (twidth)
{
CARD32 m = *(CARD32 *)p;
if (m)
{
__m64 vdest = load8888(*q);
vdest = in_over(vsrc, vsrca, load8888(m), vdest);
*q = (ullong)pack8888(vdest, _mm_setzero_si64());
}
twidth--;
p++;
q++;
}
dstLine += dstStride;
maskLine += maskStride;
}
_mm_empty();
}
void
fbCompositeSrc_8888x8x8888mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 *dstLine, *dst;
CARD32 *srcLine, *src;
CARD8 *maskLine;
CARD32 mask;
__m64 vmask;
FbStride dstStride, srcStride, maskStride;
CARD16 w;
__m64 srca;
CHECKPOINT();
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
mask = *maskLine << 24 | *maskLine << 16 | *maskLine << 8 | *maskLine;
vmask = load8888 (mask);
srca = MC(4x00ff);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
src = srcLine;
srcLine += srcStride;
w = width;
while (w && (unsigned long)dst & 7)
{
__m64 s = load8888 (*src);
__m64 d = load8888 (*dst);
*dst = (ullong)pack8888 (in_over (s, srca, vmask, d), (__m64)_mm_setzero_si64());
w--;
dst++;
src++;
}
while (w >= 16)
{
__m64 vd0 = *(__m64 *)(dst + 0);
__m64 vd1 = *(__m64 *)(dst + 2);
__m64 vd2 = *(__m64 *)(dst + 4);
__m64 vd3 = *(__m64 *)(dst + 6);
__m64 vd4 = *(__m64 *)(dst + 8);
__m64 vd5 = *(__m64 *)(dst + 10);
__m64 vd6 = *(__m64 *)(dst + 12);
__m64 vd7 = *(__m64 *)(dst + 14);
__m64 vs0 = *(__m64 *)(src + 0);
__m64 vs1 = *(__m64 *)(src + 2);
__m64 vs2 = *(__m64 *)(src + 4);
__m64 vs3 = *(__m64 *)(src + 6);
__m64 vs4 = *(__m64 *)(src + 8);
__m64 vs5 = *(__m64 *)(src + 10);
__m64 vs6 = *(__m64 *)(src + 12);
__m64 vs7 = *(__m64 *)(dst + 14);
vd0 = (__m64)pack8888 (
in_over (expand8888 (vs0, 0), srca, vmask, expand8888 (vd0, 0)),
in_over (expand8888 (vs0, 1), srca, vmask, expand8888 (vd0, 1)));
vd1 = (__m64)pack8888 (
in_over (expand8888 (vs1, 0), srca, vmask, expand8888 (vd1, 0)),
in_over (expand8888 (vs1, 1), srca, vmask, expand8888 (vd1, 1)));
vd2 = (__m64)pack8888 (
in_over (expand8888 (vs2, 0), srca, vmask, expand8888 (vd2, 0)),
in_over (expand8888 (vs2, 1), srca, vmask, expand8888 (vd2, 1)));
vd3 = (__m64)pack8888 (
in_over (expand8888 (vs3, 0), srca, vmask, expand8888 (vd3, 0)),
in_over (expand8888 (vs3, 1), srca, vmask, expand8888 (vd3, 1)));
vd4 = (__m64)pack8888 (
in_over (expand8888 (vs4, 0), srca, vmask, expand8888 (vd4, 0)),
in_over (expand8888 (vs4, 1), srca, vmask, expand8888 (vd4, 1)));
vd5 = (__m64)pack8888 (
in_over (expand8888 (vs5, 0), srca, vmask, expand8888 (vd5, 0)),
in_over (expand8888 (vs5, 1), srca, vmask, expand8888 (vd5, 1)));
vd6 = (__m64)pack8888 (
in_over (expand8888 (vs6, 0), srca, vmask, expand8888 (vd6, 0)),
in_over (expand8888 (vs6, 1), srca, vmask, expand8888 (vd6, 1)));
vd7 = (__m64)pack8888 (
in_over (expand8888 (vs7, 0), srca, vmask, expand8888 (vd7, 0)),
in_over (expand8888 (vs7, 1), srca, vmask, expand8888 (vd7, 1)));
w -= 16;
dst += 16;
src += 16;
}
while (w)
{
__m64 s = load8888 (*src);
__m64 d = load8888 (*dst);
*dst = (ullong)pack8888 (in_over (s, srca, vmask, d), (__m64)_mm_setzero_si64());
w--;
dst++;
src++;
}
}
_mm_empty();
}
void
fbCompositeSolidMask_nx8x8888mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src, srca;
CARD32 *dstLine, *dst;
CARD8 *maskLine, *mask;
FbStride dstStride, maskStride;
CARD16 w;
__m64 vsrc, vsrca;
ullong srcsrc;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
srca = src >> 24;
if (srca == 0)
return;
srcsrc = (unsigned long long)src << 32 | src;
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
vsrc = load8888 (src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
mask = maskLine;
maskLine += maskStride;
w = width;
CHECKPOINT();
while (w && (unsigned long)dst & 7)
{
ullong m = *mask;
if (m)
{
__m64 vdest = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m), load8888(*dst));
*dst = (ullong)pack8888(vdest, _mm_setzero_si64());
}
w--;
mask++;
dst++;
}
CHECKPOINT();
while (w >= 2)
{
ullong m0, m1;
m0 = *mask;
m1 = *(mask + 1);
if (srca == 0xff && (m0 & m1) == 0xff)
{
*(unsigned long long *)dst = srcsrc;
}
else if (m0 | m1)
{
__m64 vdest;
__m64 dest0, dest1;
vdest = *(__m64 *)dst;
dest0 = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m0), expand8888(vdest, 0));
dest1 = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m1), expand8888(vdest, 1));
*(__m64 *)dst = pack8888(dest0, dest1);
}
mask += 2;
dst += 2;
w -= 2;
}
CHECKPOINT();
while (w)
{
ullong m = *mask;
if (m)
{
__m64 vdest = load8888(*dst);
vdest = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m), vdest);
*dst = (ullong)pack8888(vdest, _mm_setzero_si64());
}
w--;
mask++;
dst++;
}
}
_mm_empty();
}
void
fbCompositeSolidMask_nx8x0565mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src, srca;
CARD16 *dstLine, *dst;
CARD8 *maskLine, *mask;
FbStride dstStride, maskStride;
CARD16 w;
__m64 vsrc, vsrca;
unsigned long long srcsrcsrcsrc, src16;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
srca = src >> 24;
if (srca == 0)
return;
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1);
vsrc = load8888 (src);
vsrca = expand_alpha (vsrc);
src16 = (ullong)pack565(vsrc, _mm_setzero_si64(), 0);
srcsrcsrcsrc = (ullong)src16 << 48 | (ullong)src16 << 32 |
(ullong)src16 << 16 | (ullong)src16;
while (height--)
{
dst = dstLine;
dstLine += dstStride;
mask = maskLine;
maskLine += maskStride;
w = width;
CHECKPOINT();
while (w && (unsigned long)dst & 7)
{
ullong m = *mask;
if (m)
{
ullong d = *dst;
__m64 vd = (__m64)d;
__m64 vdest = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m), expand565(vd, 0));
*dst = (ullong)pack565(vdest, _mm_setzero_si64(), 0);
}
w--;
mask++;
dst++;
}
CHECKPOINT();
while (w >= 4)
{
ullong m0, m1, m2, m3;
m0 = *mask;
m1 = *(mask + 1);
m2 = *(mask + 2);
m3 = *(mask + 3);
if (srca == 0xff && (m0 & m1 & m2 & m3) == 0xff)
{
*(unsigned long long *)dst = srcsrcsrcsrc;
}
else if (m0 | m1 | m2 | m3)
{
__m64 vdest;
__m64 vm0, vm1, vm2, vm3;
vdest = *(__m64 *)dst;
vm0 = (__m64)m0;
vdest = pack565(in_over(vsrc, vsrca, expand_alpha_rev(vm0), expand565(vdest, 0)), vdest, 0);
vm1 = (__m64)m1;
vdest = pack565(in_over(vsrc, vsrca, expand_alpha_rev(vm1), expand565(vdest, 1)), vdest, 1);
vm2 = (__m64)m2;
vdest = pack565(in_over(vsrc, vsrca, expand_alpha_rev(vm2), expand565(vdest, 2)), vdest, 2);
vm3 = (__m64)m3;
vdest = pack565(in_over(vsrc, vsrca, expand_alpha_rev(vm3), expand565(vdest, 3)), vdest, 3);
*(__m64 *)dst = vdest;
}
w -= 4;
mask += 4;
dst += 4;
}
CHECKPOINT();
while (w)
{
ullong m = *mask;
if (m)
{
ullong d = *dst;
__m64 vd = (__m64)d;
__m64 vdest = in_over(vsrc, vsrca, expand_alpha_rev ((__m64)m), expand565(vd, 0));
*dst = (ullong)pack565(vdest, _mm_setzero_si64(), 0);
}
w--;
mask++;
dst++;
}
}
_mm_empty();
}
void
fbCompositeSrc_8888RevNPx0565mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD16 *dstLine, *dst;
CARD32 *srcLine, *src;
FbStride dstStride, srcStride;
CARD16 w;
CHECKPOINT();
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
assert (pSrc->pDrawable == pMask->pDrawable);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
src = srcLine;
srcLine += srcStride;
w = width;
CHECKPOINT();
while (w && (unsigned long)dst & 7)
{
__m64 vsrc = load8888 (*src);
ullong d = *dst;
__m64 vdest = expand565 ((__m64)d, 0);
vdest = pack565(over_rev_non_pre(vsrc, vdest), vdest, 0);
*dst = (ullong)vdest;
w--;
dst++;
src++;
}
CHECKPOINT();
while (w >= 4)
{
CARD32 s0, s1, s2, s3;
unsigned char a0, a1, a2, a3;
s0 = *src;
s1 = *(src + 1);
s2 = *(src + 2);
s3 = *(src + 3);
a0 = (s0 >> 24);
a1 = (s1 >> 24);
a2 = (s2 >> 24);
a3 = (s3 >> 24);
if ((a0 & a1 & a2 & a3) == 0xFF)
{
__m64 vdest;
vdest = pack565(invert_colors(load8888(s0)), _mm_setzero_si64(), 0);
vdest = pack565(invert_colors(load8888(s1)), vdest, 1);
vdest = pack565(invert_colors(load8888(s2)), vdest, 2);
vdest = pack565(invert_colors(load8888(s3)), vdest, 3);
*(__m64 *)dst = vdest;
}
else if (a0 | a1 | a2 | a3)
{
__m64 vdest = *(__m64 *)dst;
vdest = pack565(over_rev_non_pre(load8888(s0), expand565(vdest, 0)), vdest, 0);
vdest = pack565(over_rev_non_pre(load8888(s1), expand565(vdest, 1)), vdest, 1);
vdest = pack565(over_rev_non_pre(load8888(s2), expand565(vdest, 2)), vdest, 2);
vdest = pack565(over_rev_non_pre(load8888(s3), expand565(vdest, 3)), vdest, 3);
*(__m64 *)dst = vdest;
}
w -= 4;
dst += 4;
src += 4;
}
CHECKPOINT();
while (w)
{
__m64 vsrc = load8888 (*src);
ullong d = *dst;
__m64 vdest = expand565 ((__m64)d, 0);
vdest = pack565(over_rev_non_pre(vsrc, vdest), vdest, 0);
*dst = (ullong)vdest;
w--;
dst++;
src++;
}
}
_mm_empty();
}
/* "8888RevNP" is GdkPixbuf's format: ABGR, non premultiplied */
void
fbCompositeSrc_8888RevNPx8888mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 *dstLine, *dst;
CARD32 *srcLine, *src;
FbStride dstStride, srcStride;
CARD16 w;
CHECKPOINT();
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
assert (pSrc->pDrawable == pMask->pDrawable);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
src = srcLine;
srcLine += srcStride;
w = width;
while (w && (unsigned long)dst & 7)
{
__m64 s = load8888 (*src);
__m64 d = load8888 (*dst);
*dst = (ullong)pack8888 (over_rev_non_pre (s, d), _mm_setzero_si64());
w--;
dst++;
src++;
}
while (w >= 2)
{
ullong s0, s1;
unsigned char a0, a1;
__m64 d0, d1;
s0 = *src;
s1 = *(src + 1);
a0 = (s0 >> 24);
a1 = (s1 >> 24);
if ((a0 & a1) == 0xFF)
{
d0 = invert_colors(load8888(s0));
d1 = invert_colors(load8888(s1));
*(__m64 *)dst = pack8888 (d0, d1);
}
else if (a0 | a1)
{
__m64 vdest = *(__m64 *)dst;
d0 = over_rev_non_pre (load8888(s0), expand8888 (vdest, 0));
d1 = over_rev_non_pre (load8888(s1), expand8888 (vdest, 1));
*(__m64 *)dst = pack8888 (d0, d1);
}
w -= 2;
dst += 2;
src += 2;
}
while (w)
{
__m64 s = load8888 (*src);
__m64 d = load8888 (*dst);
*dst = (ullong)pack8888 (over_rev_non_pre (s, d), _mm_setzero_si64());
w--;
dst++;
src++;
}
}
_mm_empty();
}
void
fbCompositeSolidMask_nx8888x0565Cmmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 src, srca;
CARD16 *dstLine;
CARD32 *maskLine;
FbStride dstStride, maskStride;
__m64 vsrc, vsrca;
CHECKPOINT();
fbComposeGetSolid(pSrc, src);
srca = src >> 24;
if (srca == 0)
return;
fbComposeGetStart (pDst, xDst, yDst, CARD16, dstStride, dstLine, 1);
fbComposeGetStart (pMask, xMask, yMask, CARD32, maskStride, maskLine, 1);
vsrc = load8888 (src);
vsrca = expand_alpha (vsrc);
while (height--)
{
int twidth = width;
CARD32 *p = (CARD32 *)maskLine;
CARD16 *q = (CARD16 *)dstLine;
while (twidth && ((unsigned long)q & 7))
{
CARD32 m = *(CARD32 *)p;
if (m)
{
ullong d = *q;
__m64 vdest = expand565 ((__m64)d, 0);
vdest = pack565 (in_over (vsrc, vsrca, load8888 (m), vdest), vdest, 0);
*q = (ullong)vdest;
}
twidth--;
p++;
q++;
}
while (twidth >= 4)
{
CARD32 m0, m1, m2, m3;
m0 = *p;
m1 = *(p + 1);
m2 = *(p + 2);
m3 = *(p + 3);
if ((m0 | m1 | m2 | m3))
{
__m64 vdest = *(__m64 *)q;
vdest = pack565(in_over(vsrc, vsrca, load8888(m0), expand565(vdest, 0)), vdest, 0);
vdest = pack565(in_over(vsrc, vsrca, load8888(m1), expand565(vdest, 1)), vdest, 1);
vdest = pack565(in_over(vsrc, vsrca, load8888(m2), expand565(vdest, 2)), vdest, 2);
vdest = pack565(in_over(vsrc, vsrca, load8888(m3), expand565(vdest, 3)), vdest, 3);
*(__m64 *)q = vdest;
}
twidth -= 4;
p += 4;
q += 4;
}
while (twidth)
{
CARD32 m;
m = *(CARD32 *)p;
if (m)
{
ullong d = *q;
__m64 vdest = expand565((__m64)d, 0);
vdest = pack565 (in_over(vsrc, vsrca, load8888(m), vdest), vdest, 0);
*q = (ullong)vdest;
}
twidth--;
p++;
q++;
}
maskLine += maskStride;
dstLine += dstStride;
}
_mm_empty ();
}
void
fbCompositeSrcAdd_8000x8000mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD8 *dstLine, *dst;
CARD8 *srcLine, *src;
FbStride dstStride, srcStride;
CARD16 w;
CARD8 s, d;
CARD16 t;
CHECKPOINT();
fbComposeGetStart (pSrc, xSrc, ySrc, CARD8, srcStride, srcLine, 1);
fbComposeGetStart (pDst, xDst, yDst, CARD8, dstStride, dstLine, 1);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
src = srcLine;
srcLine += srcStride;
w = width;
while (w && (unsigned long)dst & 7)
{
s = *src;
d = *dst;
t = d + s;
s = t | (0 - (t >> 8));
*dst = s;
dst++;
src++;
w--;
}
while (w >= 8)
{
*(__m64*)dst = _mm_adds_pu8(*(__m64*)src, *(__m64*)dst);
dst += 8;
src += 8;
w -= 8;
}
while (w)
{
s = *src;
d = *dst;
t = d + s;
s = t | (0 - (t >> 8));
*dst = s;
dst++;
src++;
w--;
}
}
_mm_empty();
}
void
fbCompositeSrcAdd_8888x8888mmx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
CARD32 *dstLine, *dst;
CARD32 *srcLine, *src;
FbStride dstStride, srcStride;
CARD16 w;
CHECKPOINT();
fbComposeGetStart (pSrc, xSrc, ySrc, CARD32, srcStride, srcLine, 1);
fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1);
while (height--)
{
dst = dstLine;
dstLine += dstStride;
src = srcLine;
srcLine += srcStride;
w = width;
while (w && (unsigned long)dst & 7)
{
*dst = _mm_cvtsi64_si32(_mm_adds_pu8(_mm_cvtsi32_si64(*src),
_mm_cvtsi32_si64(*dst)));
dst++;
src++;
w--;
}
while (w >= 2)
{
*(ullong*)dst = (ullong) _mm_adds_pu8(*(__m64*)src, *(__m64*)dst);
dst += 2;
src += 2;
w -= 2;
}
if (w)
{
*dst = _mm_cvtsi64_si32(_mm_adds_pu8(_mm_cvtsi32_si64(*src),
_mm_cvtsi32_si64(*dst)));
}
}
_mm_empty();
}
#define GetStart(drw,x,y,type,stride,line,bpp) {\
FbBits *__bits__; \
FbStride __stride__; \
int __xoff__,__yoff__; \
\
fbGetDrawable((drw),__bits__,__stride__,bpp,__xoff__,__yoff__); \
(stride) = __stride__ * sizeof (FbBits) / sizeof (type); \
(line) = ((type *) __bits__) + (stride) * ((y) - __yoff__) + ((x) - __xoff__); \
}
Bool
fbSolidFillmmx (DrawablePtr pDraw,
int x,
int y,
int width,
int height,
FbBits xor)
{
FbStride stride;
int bpp;
ullong fill;
__m64 vfill;
CARD32 byte_width;
CARD8 *byte_line;
FbBits *bits;
int xoff, yoff;
CHECKPOINT();
fbGetDrawable(pDraw, bits, stride, bpp, xoff, yoff);
if (bpp == 16 && (xor >> 16 != (xor & 0xffff)))
return FALSE;
if (bpp != 16 && bpp != 32)
return FALSE;
if (bpp == 16)
{
stride = stride * sizeof (FbBits) / 2;
byte_line = (CARD8 *)(((CARD16 *)bits) + stride * (y - yoff) + (x - xoff));
byte_width = 2 * width;
stride *= 2;
}
else
{
stride = stride * sizeof (FbBits) / 4;
byte_line = (CARD8 *)(((CARD32 *)bits) + stride * (y - yoff) + (x - xoff));
byte_width = 4 * width;
stride *= 4;
}
fill = ((ullong)xor << 32) | xor;
vfill = (__m64)fill;
while (height--)
{
int w;
CARD8 *d = byte_line;
byte_line += stride;
w = byte_width;
while (w >= 2 && ((unsigned long)d & 3))
{
*(CARD16 *)d = xor;
w -= 2;
d += 2;
}
while (w >= 4 && ((unsigned long)d & 7))
{
*(CARD32 *)d = xor;
w -= 4;
d += 4;
}
while (w >= 64)
{
*(__m64*) (d + 0) = vfill;
*(__m64*) (d + 8) = vfill;
*(__m64*) (d + 16) = vfill;
*(__m64*) (d + 24) = vfill;
*(__m64*) (d + 32) = vfill;
*(__m64*) (d + 40) = vfill;
*(__m64*) (d + 48) = vfill;
*(__m64*) (d + 56) = vfill;
w -= 64;
d += 64;
}
while (w >= 4)
{
*(CARD32 *)d = xor;
w -= 4;
d += 4;
}
if (w >= 2)
{
*(CARD16 *)d = xor;
w -= 2;
d += 2;
}
}
_mm_empty();
return TRUE;
}
Bool
fbCopyAreammx (DrawablePtr pSrc,
DrawablePtr pDst,
int src_x,
int src_y,
int dst_x,
int dst_y,
int width,
int height)
{
FbBits * src_bits;
FbStride src_stride;
int src_bpp;
int src_xoff;
int src_yoff;
FbBits * dst_bits;
FbStride dst_stride;
int dst_bpp;
int dst_xoff;
int dst_yoff;
CARD8 * src_bytes;
CARD8 * dst_bytes;
int byte_width;
fbGetDrawable(pSrc, src_bits, src_stride, src_bpp, src_xoff, src_yoff);
fbGetDrawable(pDst, dst_bits, dst_stride, dst_bpp, dst_xoff, dst_yoff);
if (src_bpp != 16 && src_bpp != 32)
return FALSE;
if (dst_bpp != 16 && dst_bpp != 32)
return FALSE;
if (src_bpp != dst_bpp)
{
return FALSE;
}
if (src_bpp == 16)
{
src_stride = src_stride * sizeof (FbBits) / 2;
dst_stride = dst_stride * sizeof (FbBits) / 2;
src_bytes = (CARD8 *)(((CARD16 *)src_bits) + src_stride * (src_y - src_yoff) + (src_x - src_xoff));
dst_bytes = (CARD8 *)(((CARD16 *)dst_bits) + dst_stride * (dst_y - dst_yoff) + (dst_x - dst_xoff));
byte_width = 2 * width;
src_stride *= 2;
dst_stride *= 2;
}
else
{
src_stride = src_stride * sizeof (FbBits) / 4;
dst_stride = dst_stride * sizeof (FbBits) / 4;
src_bytes = (CARD8 *)(((CARD32 *)src_bits) + src_stride * (src_y - src_yoff) + (src_x - src_xoff));
dst_bytes = (CARD8 *)(((CARD32 *)dst_bits) + dst_stride * (dst_y - dst_yoff) + (dst_x - dst_xoff));
byte_width = 4 * width;
src_stride *= 4;
dst_stride *= 4;
}
while (height--)
{
int w;
CARD8 *s = src_bytes;
CARD8 *d = dst_bytes;
src_bytes += src_stride;
dst_bytes += dst_stride;
w = byte_width;
while (w >= 2 && ((unsigned long)d & 3))
{
*(CARD16 *)d = *(CARD16 *)s;
w -= 2;
s += 2;
d += 2;
}
while (w >= 4 && ((unsigned int)d & 7))
{
*(CARD32 *)d = *(CARD32 *)s;
w -= 4;
s += 4;
d += 4;
}
while (w >= 64)
{
*(__m64 *)(d + 0) = *(__m64 *)(s + 0);
*(__m64 *)(d + 8) = *(__m64 *)(s + 8);
*(__m64 *)(d + 16) = *(__m64 *)(s + 16);
*(__m64 *)(d + 24) = *(__m64 *)(s + 24);
*(__m64 *)(d + 32) = *(__m64 *)(s + 32);
*(__m64 *)(d + 40) = *(__m64 *)(s + 40);
*(__m64 *)(d + 48) = *(__m64 *)(s + 48);
*(__m64 *)(d + 56) = *(__m64 *)(s + 56);
w -= 64;
s += 64;
d += 64;
}
while (w >= 4)
{
*(CARD32 *)d = *(CARD32 *)s;
w -= 4;
s += 4;
d += 4;
}
if (w >= 2)
{
*(CARD16 *)d = *(CARD16 *)s;
w -= 2;
s += 2;
d += 2;
}
}
_mm_empty();
return TRUE;
}
void
fbCompositeCopyAreammx (CARD8 op,
PicturePtr pSrc,
PicturePtr pMask,
PicturePtr pDst,
INT16 xSrc,
INT16 ySrc,
INT16 xMask,
INT16 yMask,
INT16 xDst,
INT16 yDst,
CARD16 width,
CARD16 height)
{
fbCopyAreammx (pSrc->pDrawable,
pDst->pDrawable,
xSrc, ySrc,
xDst, yDst,
width, height);
}
#ifndef __amd64__
Bool
fbHaveMMX (void)
{
static Bool initialized = FALSE;
static Bool mmx_present;
if (!initialized)
{
int tmp; /* static variables are accessed through %ebx,
* but we mess around with the registers below,
* so we need a temporary variable that can
* be accessed directly.
*/
__asm__ __volatile__ (
/* Check if bit 21 in flags word is writeable */
"pusha \n\t"
"pushfl \n\t"
"popl %%eax \n\t"
"movl %%eax, %%ebx \n\t"
"xorl $0x00200000, %%eax \n\t"
"pushl %%eax \n\t"
"popfl \n\t"
"pushfl \n\t"
"popl %%eax \n\t"
"cmpl %%eax, %%ebx \n\t"
"je .notfound \n\t"
/* OK, we have CPUID */
"movl $1, %%eax \n\t"
"cpuid \n\t"
"test $0x00800000, %%edx \n\t"
"jz .notfound \n\t"
"movl $1, %0 \n\t"
"jmp .out \n\t"
".notfound: \n\t"
"movl $0, %0 \n\t"
".out: \n\t"
"popa \n\t"
:
"=m" (tmp)
: /* no input */);
initialized = TRUE;
mmx_present = tmp;
}
return mmx_present;
}
#endif /* __amd64__ */
#endif /* RENDER */
#endif /* USE_MMX */
Reference in New Issue View Git Blame Copy Permalink