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kolibrios-fun/contrib/sdk/sources/pixman/pixman-mmx.c
Sergey Semyonov (Serge) 754f9336f0 upload sdk 
git-svn-id: svn://kolibrios.org@4349 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-12-15 08:09:20 +00:00

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/*
* Copyright © 2004, 2005 Red Hat, Inc.
* Copyright © 2004 Nicholas Miell
* Copyright © 2005 Trolltech AS
*
* 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.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS 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)
* MMX code paths for fbcompose.c by Lars Knoll (lars@trolltech.com)
*
* Based on work by Owen Taylor
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#if defined USE_X86_MMX || defined USE_ARM_IWMMXT || defined USE_LOONGSON_MMI
#ifdef USE_LOONGSON_MMI
#include <loongson-mmintrin.h>
#else
#include <mmintrin.h>
#endif
#include "pixman-private.h"
#include "pixman-combine32.h"
#include "pixman-inlines.h"
#ifdef VERBOSE
#define CHECKPOINT() error_f ("at %s %d\n", __FUNCTION__, __LINE__)
#else
#define CHECKPOINT()
#endif
#if defined USE_ARM_IWMMXT && __GNUC__ == 4 && __GNUC_MINOR__ < 8
/* Empty the multimedia state. For some reason, ARM's mmintrin.h doesn't provide this. */
extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_empty (void)
{
}
#endif
#ifdef USE_X86_MMX
# if (defined(__SUNPRO_C) || defined(_MSC_VER) || defined(_WIN64))
# include <xmmintrin.h>
# else
/* We have to compile with -msse to use xmmintrin.h, but that causes SSE
* instructions to be generated that we don't want. Just duplicate the
* functions we want to use. */
extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_movemask_pi8 (__m64 __A)
{
int ret;
asm ("pmovmskb %1, %0\n\t"
: "=r" (ret)
: "y" (__A)
);
return ret;
}
extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_mulhi_pu16 (__m64 __A, __m64 __B)
{
asm ("pmulhuw %1, %0\n\t"
: "+y" (__A)
: "y" (__B)
);
return __A;
}
# ifdef __OPTIMIZE__
extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_shuffle_pi16 (__m64 __A, int8_t const __N)
{
__m64 ret;
asm ("pshufw %2, %1, %0\n\t"
: "=y" (ret)
: "y" (__A), "K" (__N)
);
return ret;
}
# else
# define _mm_shuffle_pi16(A, N) \
({ \
__m64 ret; \
\
asm ("pshufw %2, %1, %0\n\t" \
: "=y" (ret) \
: "y" (A), "K" ((const int8_t)N) \
); \
\
ret; \
})
# endif
# endif
#endif
#ifndef _MSC_VER
#define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
(((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
#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.
*/
/* --------------- MMX primitives ------------------------------------- */
/* If __m64 is defined as a struct or union, then define M64_MEMBER to be
* the name of the member used to access the data.
* If __m64 requires using mm_cvt* intrinsics functions to convert between
* uint64_t and __m64 values, then define USE_CVT_INTRINSICS.
* If __m64 and uint64_t values can just be cast to each other directly,
* then define USE_M64_CASTS.
* If __m64 is a double datatype, then define USE_M64_DOUBLE.
*/
#ifdef _MSC_VER
# define M64_MEMBER m64_u64
#elif defined(__ICC)
# define USE_CVT_INTRINSICS
#elif defined(USE_LOONGSON_MMI)
# define USE_M64_DOUBLE
#elif defined(__GNUC__)
# define USE_M64_CASTS
#elif defined(__SUNPRO_C)
# if (__SUNPRO_C >= 0x5120) && !defined(__NOVECTORSIZE__)
/* Solaris Studio 12.3 (Sun C 5.12) introduces __attribute__(__vector_size__)
* support, and defaults to using it to define __m64, unless __NOVECTORSIZE__
* is defined. If it is used, then the mm_cvt* intrinsics must be used.
*/
# define USE_CVT_INTRINSICS
# else
/* For Studio 12.2 or older, or when __attribute__(__vector_size__) is
* disabled, __m64 is defined as a struct containing "unsigned long long l_".
*/
# define M64_MEMBER l_
# endif
#endif
#if defined(USE_M64_CASTS) || defined(USE_CVT_INTRINSICS) || defined(USE_M64_DOUBLE)
typedef uint64_t mmxdatafield;
#else
typedef __m64 mmxdatafield;
#endif
typedef struct
{
mmxdatafield mmx_4x00ff;
mmxdatafield mmx_4x0080;
mmxdatafield mmx_565_rgb;
mmxdatafield mmx_565_unpack_multiplier;
mmxdatafield mmx_565_pack_multiplier;
mmxdatafield mmx_565_r;
mmxdatafield mmx_565_g;
mmxdatafield mmx_565_b;
mmxdatafield mmx_packed_565_rb;
mmxdatafield mmx_packed_565_g;
mmxdatafield mmx_expand_565_g;
mmxdatafield mmx_expand_565_b;
mmxdatafield mmx_expand_565_r;
#ifndef USE_LOONGSON_MMI
mmxdatafield mmx_mask_0;
mmxdatafield mmx_mask_1;
mmxdatafield mmx_mask_2;
mmxdatafield mmx_mask_3;
#endif
mmxdatafield mmx_full_alpha;
mmxdatafield mmx_4x0101;
mmxdatafield mmx_ff000000;
} mmx_data_t;
#if defined(_MSC_VER)
# define MMXDATA_INIT(field, val) { val ## UI64 }
#elif defined(M64_MEMBER) /* __m64 is a struct, not an integral type */
# define MMXDATA_INIT(field, val) field = { val ## ULL }
#else /* mmxdatafield is an integral type */
# define MMXDATA_INIT(field, val) field = val ## ULL
#endif
static const mmx_data_t c =
{
MMXDATA_INIT (.mmx_4x00ff, 0x00ff00ff00ff00ff),
MMXDATA_INIT (.mmx_4x0080, 0x0080008000800080),
MMXDATA_INIT (.mmx_565_rgb, 0x000001f0003f001f),
MMXDATA_INIT (.mmx_565_unpack_multiplier, 0x0000008404100840),
MMXDATA_INIT (.mmx_565_pack_multiplier, 0x2000000420000004),
MMXDATA_INIT (.mmx_565_r, 0x000000f800000000),
MMXDATA_INIT (.mmx_565_g, 0x0000000000fc0000),
MMXDATA_INIT (.mmx_565_b, 0x00000000000000f8),
MMXDATA_INIT (.mmx_packed_565_rb, 0x00f800f800f800f8),
MMXDATA_INIT (.mmx_packed_565_g, 0x0000fc000000fc00),
MMXDATA_INIT (.mmx_expand_565_g, 0x07e007e007e007e0),
MMXDATA_INIT (.mmx_expand_565_b, 0x001f001f001f001f),
MMXDATA_INIT (.mmx_expand_565_r, 0xf800f800f800f800),
#ifndef USE_LOONGSON_MMI
MMXDATA_INIT (.mmx_mask_0, 0xffffffffffff0000),
MMXDATA_INIT (.mmx_mask_1, 0xffffffff0000ffff),
MMXDATA_INIT (.mmx_mask_2, 0xffff0000ffffffff),
MMXDATA_INIT (.mmx_mask_3, 0x0000ffffffffffff),
#endif
MMXDATA_INIT (.mmx_full_alpha, 0x00ff000000000000),
MMXDATA_INIT (.mmx_4x0101, 0x0101010101010101),
MMXDATA_INIT (.mmx_ff000000, 0xff000000ff000000),
};
#ifdef USE_CVT_INTRINSICS
# define MC(x) to_m64 (c.mmx_ ## x)
#elif defined(USE_M64_CASTS)
# define MC(x) ((__m64)c.mmx_ ## x)
#elif defined(USE_M64_DOUBLE)
# define MC(x) (*(__m64 *)&c.mmx_ ## x)
#else
# define MC(x) c.mmx_ ## x
#endif
static force_inline __m64
to_m64 (uint64_t x)
{
#ifdef USE_CVT_INTRINSICS
return _mm_cvtsi64_m64 (x);
#elif defined M64_MEMBER /* __m64 is a struct, not an integral type */
__m64 res;
res.M64_MEMBER = x;
return res;
#elif defined USE_M64_DOUBLE
return *(__m64 *)&x;
#else /* USE_M64_CASTS */
return (__m64)x;
#endif
}
static force_inline uint64_t
to_uint64 (__m64 x)
{
#ifdef USE_CVT_INTRINSICS
return _mm_cvtm64_si64 (x);
#elif defined M64_MEMBER /* __m64 is a struct, not an integral type */
uint64_t res = x.M64_MEMBER;
return res;
#elif defined USE_M64_DOUBLE
return *(uint64_t *)&x;
#else /* USE_M64_CASTS */
return (uint64_t)x;
#endif
}
static force_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 force_inline __m64
negate (__m64 mask)
{
return _mm_xor_si64 (mask, MC (4x00ff));
}
static force_inline __m64
pix_multiply (__m64 a, __m64 b)
{
__m64 res;
res = _mm_mullo_pi16 (a, b);
res = _mm_adds_pu16 (res, MC (4x0080));
res = _mm_mulhi_pu16 (res, MC (4x0101));
return res;
}
static force_inline __m64
pix_add (__m64 a, __m64 b)
{
return _mm_adds_pu8 (a, b);
}
static force_inline __m64
expand_alpha (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (3, 3, 3, 3));
}
static force_inline __m64
expand_alpha_rev (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (0, 0, 0, 0));
}
static force_inline __m64
invert_colors (__m64 pixel)
{
return _mm_shuffle_pi16 (pixel, _MM_SHUFFLE (3, 0, 1, 2));
}
static force_inline __m64
over (__m64 src,
__m64 srca,
__m64 dest)
{
return _mm_adds_pu8 (src, pix_multiply (dest, negate (srca)));
}
static force_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 force_inline __m64
in (__m64 src, __m64 mask)
{
return pix_multiply (src, mask);
}
#ifndef _MSC_VER
static force_inline __m64
in_over (__m64 src, __m64 srca, __m64 mask, __m64 dest)
{
return over (in (src, mask), pix_multiply (srca, mask), dest);
}
#else
#define in_over(src, srca, mask, dest) \
over (in (src, mask), pix_multiply (srca, mask), dest)
#endif
/* Elemental unaligned loads */
static force_inline __m64 ldq_u(__m64 *p)
{
#ifdef USE_X86_MMX
/* x86's alignment restrictions are very relaxed. */
return *(__m64 *)p;
#elif defined USE_ARM_IWMMXT
int align = (uintptr_t)p & 7;
__m64 *aligned_p;
if (align == 0)
return *p;
aligned_p = (__m64 *)((uintptr_t)p & ~7);
return (__m64) _mm_align_si64 (aligned_p[0], aligned_p[1], align);
#else
struct __una_u64 { __m64 x __attribute__((packed)); };
const struct __una_u64 *ptr = (const struct __una_u64 *) p;
return (__m64) ptr->x;
#endif
}
static force_inline uint32_t ldl_u(const uint32_t *p)
{
#ifdef USE_X86_MMX
/* x86's alignment restrictions are very relaxed. */
return *p;
#else
struct __una_u32 { uint32_t x __attribute__((packed)); };
const struct __una_u32 *ptr = (const struct __una_u32 *) p;
return ptr->x;
#endif
}
static force_inline __m64
load (const uint32_t *v)
{
#ifdef USE_LOONGSON_MMI
__m64 ret;
asm ("lwc1 %0, %1\n\t"
: "=f" (ret)
: "m" (*v)
);
return ret;
#else
return _mm_cvtsi32_si64 (*v);
#endif
}
static force_inline __m64
load8888 (const uint32_t *v)
{
#ifdef USE_LOONGSON_MMI
return _mm_unpacklo_pi8_f (*(__m32 *)v, _mm_setzero_si64 ());
#else
return _mm_unpacklo_pi8 (load (v), _mm_setzero_si64 ());
#endif
}
static force_inline __m64
load8888u (const uint32_t *v)
{
uint32_t l = ldl_u (v);
return load8888 (&l);
}
static force_inline __m64
pack8888 (__m64 lo, __m64 hi)
{
return _mm_packs_pu16 (lo, hi);
}
static force_inline void
store (uint32_t *dest, __m64 v)
{
#ifdef USE_LOONGSON_MMI
asm ("swc1 %1, %0\n\t"
: "=m" (*dest)
: "f" (v)
: "memory"
);
#else
*dest = _mm_cvtsi64_si32 (v);
#endif
}
static force_inline void
store8888 (uint32_t *dest, __m64 v)
{
v = pack8888 (v, _mm_setzero_si64 ());
store (dest, v);
}
static force_inline pixman_bool_t
is_equal (__m64 a, __m64 b)
{
#ifdef USE_LOONGSON_MMI
/* __m64 is double, we can compare directly. */
return a == b;
#else
return _mm_movemask_pi8 (_mm_cmpeq_pi8 (a, b)) == 0xff;
#endif
}
static force_inline pixman_bool_t
is_opaque (__m64 v)
{
#ifdef USE_LOONGSON_MMI
return is_equal (_mm_and_si64 (v, MC (full_alpha)), MC (full_alpha));
#else
__m64 ffs = _mm_cmpeq_pi8 (v, v);
return (_mm_movemask_pi8 (_mm_cmpeq_pi8 (v, ffs)) & 0x40);
#endif
}
static force_inline pixman_bool_t
is_zero (__m64 v)
{
return is_equal (v, _mm_setzero_si64 ());
}
/* 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 force_inline __m64
expand565 (__m64 pixel, int pos)
{
__m64 p = pixel;
__m64 t1, t2;
/* move pixel to low 16 bit and zero the rest */
#ifdef USE_LOONGSON_MMI
p = loongson_extract_pi16 (p, pos);
#else
p = shift (shift (p, (3 - pos) * 16), -48);
#endif
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);
}
/* Expand 4 16 bit pixels in an mmx register into two mmx registers of
*
* AARRGGBBRRGGBB
*/
static force_inline void
expand_4xpacked565 (__m64 vin, __m64 *vout0, __m64 *vout1, int full_alpha)
{
__m64 t0, t1, alpha = _mm_setzero_si64 ();
__m64 r = _mm_and_si64 (vin, MC (expand_565_r));
__m64 g = _mm_and_si64 (vin, MC (expand_565_g));
__m64 b = _mm_and_si64 (vin, MC (expand_565_b));
if (full_alpha)
alpha = _mm_cmpeq_pi32 (alpha, alpha);
/* Replicate high bits into empty low bits. */
r = _mm_or_si64 (_mm_srli_pi16 (r, 8), _mm_srli_pi16 (r, 13));
g = _mm_or_si64 (_mm_srli_pi16 (g, 3), _mm_srli_pi16 (g, 9));
b = _mm_or_si64 (_mm_slli_pi16 (b, 3), _mm_srli_pi16 (b, 2));
r = _mm_packs_pu16 (r, _mm_setzero_si64 ()); /* 00 00 00 00 R3 R2 R1 R0 */
g = _mm_packs_pu16 (g, _mm_setzero_si64 ()); /* 00 00 00 00 G3 G2 G1 G0 */
b = _mm_packs_pu16 (b, _mm_setzero_si64 ()); /* 00 00 00 00 B3 B2 B1 B0 */
t1 = _mm_unpacklo_pi8 (r, alpha); /* A3 R3 A2 R2 A1 R1 A0 R0 */
t0 = _mm_unpacklo_pi8 (b, g); /* G3 B3 G2 B2 G1 B1 G0 B0 */
*vout0 = _mm_unpacklo_pi16 (t0, t1); /* A1 R1 G1 B1 A0 R0 G0 B0 */
*vout1 = _mm_unpackhi_pi16 (t0, t1); /* A3 R3 G3 B3 A2 R2 G2 B2 */
}
static force_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 force_inline __m64
expandx888 (__m64 in, int pos)
{
return _mm_or_si64 (expand8888 (in, pos), MC (full_alpha));
}
static force_inline void
expand_4x565 (__m64 vin, __m64 *vout0, __m64 *vout1, __m64 *vout2, __m64 *vout3, int full_alpha)
{
__m64 v0, v1;
expand_4xpacked565 (vin, &v0, &v1, full_alpha);
*vout0 = expand8888 (v0, 0);
*vout1 = expand8888 (v0, 1);
*vout2 = expand8888 (v1, 0);
*vout3 = expand8888 (v1, 1);
}
static force_inline __m64
pack_565 (__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));
#ifdef USE_LOONGSON_MMI
r = shift (r, -(32 - 8));
g = shift (g, -(16 - 3));
b = shift (b, -(0 + 3));
p = _mm_or_si64 (r, g);
p = _mm_or_si64 (p, b);
return loongson_insert_pi16 (t, p, pos);
#else
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);
#endif
}
static force_inline __m64
pack_4xpacked565 (__m64 a, __m64 b)
{
__m64 rb0 = _mm_and_si64 (a, MC (packed_565_rb));
__m64 rb1 = _mm_and_si64 (b, MC (packed_565_rb));
__m64 t0 = _mm_madd_pi16 (rb0, MC (565_pack_multiplier));
__m64 t1 = _mm_madd_pi16 (rb1, MC (565_pack_multiplier));
__m64 g0 = _mm_and_si64 (a, MC (packed_565_g));
__m64 g1 = _mm_and_si64 (b, MC (packed_565_g));
t0 = _mm_or_si64 (t0, g0);
t1 = _mm_or_si64 (t1, g1);
t0 = shift(t0, -5);
#ifdef USE_ARM_IWMMXT
t1 = shift(t1, -5);
return _mm_packs_pu32 (t0, t1);
#else
t1 = shift(t1, -5 + 16);
return _mm_shuffle_pi16 (_mm_or_si64 (t0, t1), _MM_SHUFFLE (3, 1, 2, 0));
#endif
}
#ifndef _MSC_VER
static force_inline __m64
pack_4x565 (__m64 v0, __m64 v1, __m64 v2, __m64 v3)
{
return pack_4xpacked565 (pack8888 (v0, v1), pack8888 (v2, v3));
}
static force_inline __m64
pix_add_mul (__m64 x, __m64 a, __m64 y, __m64 b)
{
x = pix_multiply (x, a);
y = pix_multiply (y, b);
return pix_add (x, y);
}
#else
/* MSVC only handles a "pass by register" of up to three SSE intrinsics */
#define pack_4x565(v0, v1, v2, v3) \
pack_4xpacked565 (pack8888 (v0, v1), pack8888 (v2, v3))
#define pix_add_mul(x, a, y, b) \
( x = pix_multiply (x, a), \
y = pix_multiply (y, b), \
pix_add (x, y) )
#endif
/* --------------- MMX code patch for fbcompose.c --------------------- */
static force_inline __m64
combine (const uint32_t *src, const uint32_t *mask)
{
__m64 vsrc = load8888 (src);
if (mask)
{
__m64 m = load8888 (mask);
m = expand_alpha (m);
vsrc = pix_multiply (vsrc, m);
}
return vsrc;
}
static force_inline __m64
core_combine_over_u_pixel_mmx (__m64 vsrc, __m64 vdst)
{
vsrc = _mm_unpacklo_pi8 (vsrc, _mm_setzero_si64 ());
if (is_opaque (vsrc))
{
return vsrc;
}
else if (!is_zero (vsrc))
{
return over (vsrc, expand_alpha (vsrc),
_mm_unpacklo_pi8 (vdst, _mm_setzero_si64 ()));
}
return _mm_unpacklo_pi8 (vdst, _mm_setzero_si64 ());
}
static void
mmx_combine_over_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 vsrc = combine (src, mask);
if (is_opaque (vsrc))
{
store8888 (dest, vsrc);
}
else if (!is_zero (vsrc))
{
__m64 sa = expand_alpha (vsrc);
store8888 (dest, over (vsrc, sa, load8888 (dest)));
}
++dest;
++src;
if (mask)
++mask;
}
_mm_empty ();
}
static void
mmx_combine_over_reverse_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 d, da;
__m64 s = combine (src, mask);
d = load8888 (dest);
da = expand_alpha (d);
store8888 (dest, over (d, da, s));
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_in_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 a;
__m64 x = combine (src, mask);
a = load8888 (dest);
a = expand_alpha (a);
x = pix_multiply (x, a);
store8888 (dest, x);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_in_reverse_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 a = combine (src, mask);
__m64 x;
x = load8888 (dest);
a = expand_alpha (a);
x = pix_multiply (x, a);
store8888 (dest, x);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_out_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 a;
__m64 x = combine (src, mask);
a = load8888 (dest);
a = expand_alpha (a);
a = negate (a);
x = pix_multiply (x, a);
store8888 (dest, x);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_out_reverse_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 a = combine (src, mask);
__m64 x;
x = load8888 (dest);
a = expand_alpha (a);
a = negate (a);
x = pix_multiply (x, a);
store8888 (dest, x);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_atop_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 da, d, sia;
__m64 s = combine (src, mask);
d = load8888 (dest);
sia = expand_alpha (s);
sia = negate (sia);
da = expand_alpha (d);
s = pix_add_mul (s, da, d, sia);
store8888 (dest, s);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_atop_reverse_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end;
end = dest + width;
while (dest < end)
{
__m64 dia, d, sa;
__m64 s = combine (src, mask);
d = load8888 (dest);
sa = expand_alpha (s);
dia = expand_alpha (d);
dia = negate (dia);
s = pix_add_mul (s, dia, d, sa);
store8888 (dest, s);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_xor_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 dia, d, sia;
__m64 s = combine (src, mask);
d = load8888 (dest);
sia = expand_alpha (s);
dia = expand_alpha (d);
sia = negate (sia);
dia = negate (dia);
s = pix_add_mul (s, dia, d, sia);
store8888 (dest, s);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_add_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
__m64 d;
__m64 s = combine (src, mask);
d = load8888 (dest);
s = pix_add (s, d);
store8888 (dest, s);
++dest;
++src;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_saturate_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = dest + width;
while (dest < end)
{
uint32_t s, sa, da;
uint32_t d = *dest;
__m64 ms = combine (src, mask);
__m64 md = load8888 (dest);
store8888(&s, ms);
da = ~d >> 24;
sa = s >> 24;
if (sa > da)
{
uint32_t quot = DIV_UN8 (da, sa) << 24;
__m64 msa = load8888 (&quot);
msa = expand_alpha (msa);
ms = pix_multiply (ms, msa);
}
md = pix_add (md, ms);
store8888 (dest, md);
++src;
++dest;
if (mask)
mask++;
}
_mm_empty ();
}
static void
mmx_combine_src_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
s = pix_multiply (s, a);
store8888 (dest, s);
++src;
++mask;
++dest;
}
_mm_empty ();
}
static void
mmx_combine_over_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 sa = expand_alpha (s);
store8888 (dest, in_over (s, sa, a, d));
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_over_reverse_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
store8888 (dest, over (d, da, in (s, a)));
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_in_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
s = pix_multiply (s, a);
s = pix_multiply (s, da);
store8888 (dest, s);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_in_reverse_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 sa = expand_alpha (s);
a = pix_multiply (a, sa);
d = pix_multiply (d, a);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_out_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
da = negate (da);
s = pix_multiply (s, a);
s = pix_multiply (s, da);
store8888 (dest, s);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_out_reverse_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 sa = expand_alpha (s);
a = pix_multiply (a, sa);
a = negate (a);
d = pix_multiply (d, a);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_atop_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
__m64 sa = expand_alpha (s);
s = pix_multiply (s, a);
a = pix_multiply (a, sa);
a = negate (a);
d = pix_add_mul (d, a, s, da);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_atop_reverse_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
__m64 sa = expand_alpha (s);
s = pix_multiply (s, a);
a = pix_multiply (a, sa);
da = negate (da);
d = pix_add_mul (d, a, s, da);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_xor_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
__m64 da = expand_alpha (d);
__m64 sa = expand_alpha (s);
s = pix_multiply (s, a);
a = pix_multiply (a, sa);
da = negate (da);
a = negate (a);
d = pix_add_mul (d, a, s, da);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
static void
mmx_combine_add_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
const uint32_t *end = src + width;
while (src < end)
{
__m64 a = load8888 (mask);
__m64 s = load8888 (src);
__m64 d = load8888 (dest);
s = pix_multiply (s, a);
d = pix_add (s, d);
store8888 (dest, d);
++src;
++dest;
++mask;
}
_mm_empty ();
}
/* ------------- MMX code paths called from fbpict.c -------------------- */
static void
mmx_composite_over_n_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src;
uint32_t *dst_line, *dst;
int32_t w;
int dst_stride;
__m64 vsrc, vsrca;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
store8888 (dst, over (vsrc, vsrca, load8888 (dst)));
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 ();
if (w)
{
store8888 (dst, over (vsrc, vsrca, load8888 (dst)));
}
}
_mm_empty ();
}
static void
mmx_composite_over_n_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src;
uint16_t *dst_line, *dst;
int32_t w;
int dst_stride;
__m64 vsrc, vsrca;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (over (vsrc, vsrca, vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
}
while (w >= 4)
{
__m64 vdest = *(__m64 *)dst;
__m64 v0, v1, v2, v3;
expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
v0 = over (vsrc, vsrca, v0);
v1 = over (vsrc, vsrca, v1);
v2 = over (vsrc, vsrca, v2);
v3 = over (vsrc, vsrca, v3);
*(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
dst += 4;
w -= 4;
}
CHECKPOINT ();
while (w)
{
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (over (vsrc, vsrca, vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_n_8888_8888_ca (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src;
uint32_t *dst_line;
uint32_t *mask_line;
int dst_stride, mask_stride;
__m64 vsrc, vsrca;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
int twidth = width;
uint32_t *p = (uint32_t *)mask_line;
uint32_t *q = (uint32_t *)dst_line;
while (twidth && (uintptr_t)q & 7)
{
uint32_t m = *(uint32_t *)p;
if (m)
{
__m64 vdest = load8888 (q);
vdest = in_over (vsrc, vsrca, load8888 (&m), vdest);
store8888 (q, vdest);
}
twidth--;
p++;
q++;
}
while (twidth >= 2)
{
uint32_t 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;
}
if (twidth)
{
uint32_t m = *(uint32_t *)p;
if (m)
{
__m64 vdest = load8888 (q);
vdest = in_over (vsrc, vsrca, load8888 (&m), vdest);
store8888 (q, vdest);
}
twidth--;
p++;
q++;
}
dst_line += dst_stride;
mask_line += mask_stride;
}
_mm_empty ();
}
static void
mmx_composite_over_8888_n_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
uint32_t mask;
__m64 vmask;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
mask = _pixman_image_get_solid (imp, mask_image, dest_image->bits.format);
vmask = expand_alpha (load8888 (&mask));
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
__m64 s = load8888 (src);
__m64 d = load8888 (dst);
store8888 (dst, in_over (s, expand_alpha (s), vmask, d));
w--;
dst++;
src++;
}
while (w >= 2)
{
__m64 vs = ldq_u ((__m64 *)src);
__m64 vd = *(__m64 *)dst;
__m64 vsrc0 = expand8888 (vs, 0);
__m64 vsrc1 = expand8888 (vs, 1);
*(__m64 *)dst = pack8888 (
in_over (vsrc0, expand_alpha (vsrc0), vmask, expand8888 (vd, 0)),
in_over (vsrc1, expand_alpha (vsrc1), vmask, expand8888 (vd, 1)));
w -= 2;
dst += 2;
src += 2;
}
if (w)
{
__m64 s = load8888 (src);
__m64 d = load8888 (dst);
store8888 (dst, in_over (s, expand_alpha (s), vmask, d));
}
}
_mm_empty ();
}
static void
mmx_composite_over_x888_n_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
uint32_t mask;
__m64 vmask;
int dst_stride, src_stride;
int32_t w;
__m64 srca;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
mask = _pixman_image_get_solid (imp, mask_image, dest_image->bits.format);
vmask = expand_alpha (load8888 (&mask));
srca = MC (4x00ff);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
uint32_t ssrc = *src | 0xff000000;
__m64 s = load8888 (&ssrc);
__m64 d = load8888 (dst);
store8888 (dst, in_over (s, srca, vmask, d));
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 = ldq_u ((__m64 *)(src + 0));
__m64 vs1 = ldq_u ((__m64 *)(src + 2));
__m64 vs2 = ldq_u ((__m64 *)(src + 4));
__m64 vs3 = ldq_u ((__m64 *)(src + 6));
__m64 vs4 = ldq_u ((__m64 *)(src + 8));
__m64 vs5 = ldq_u ((__m64 *)(src + 10));
__m64 vs6 = ldq_u ((__m64 *)(src + 12));
__m64 vs7 = ldq_u ((__m64 *)(src + 14));
vd0 = pack8888 (
in_over (expandx888 (vs0, 0), srca, vmask, expand8888 (vd0, 0)),
in_over (expandx888 (vs0, 1), srca, vmask, expand8888 (vd0, 1)));
vd1 = pack8888 (
in_over (expandx888 (vs1, 0), srca, vmask, expand8888 (vd1, 0)),
in_over (expandx888 (vs1, 1), srca, vmask, expand8888 (vd1, 1)));
vd2 = pack8888 (
in_over (expandx888 (vs2, 0), srca, vmask, expand8888 (vd2, 0)),
in_over (expandx888 (vs2, 1), srca, vmask, expand8888 (vd2, 1)));
vd3 = pack8888 (
in_over (expandx888 (vs3, 0), srca, vmask, expand8888 (vd3, 0)),
in_over (expandx888 (vs3, 1), srca, vmask, expand8888 (vd3, 1)));
vd4 = pack8888 (
in_over (expandx888 (vs4, 0), srca, vmask, expand8888 (vd4, 0)),
in_over (expandx888 (vs4, 1), srca, vmask, expand8888 (vd4, 1)));
vd5 = pack8888 (
in_over (expandx888 (vs5, 0), srca, vmask, expand8888 (vd5, 0)),
in_over (expandx888 (vs5, 1), srca, vmask, expand8888 (vd5, 1)));
vd6 = pack8888 (
in_over (expandx888 (vs6, 0), srca, vmask, expand8888 (vd6, 0)),
in_over (expandx888 (vs6, 1), srca, vmask, expand8888 (vd6, 1)));
vd7 = pack8888 (
in_over (expandx888 (vs7, 0), srca, vmask, expand8888 (vd7, 0)),
in_over (expandx888 (vs7, 1), srca, vmask, expand8888 (vd7, 1)));
*(__m64 *)(dst + 0) = vd0;
*(__m64 *)(dst + 2) = vd1;
*(__m64 *)(dst + 4) = vd2;
*(__m64 *)(dst + 6) = vd3;
*(__m64 *)(dst + 8) = vd4;
*(__m64 *)(dst + 10) = vd5;
*(__m64 *)(dst + 12) = vd6;
*(__m64 *)(dst + 14) = vd7;
w -= 16;
dst += 16;
src += 16;
}
while (w)
{
uint32_t ssrc = *src | 0xff000000;
__m64 s = load8888 (&ssrc);
__m64 d = load8888 (dst);
store8888 (dst, in_over (s, srca, vmask, d));
w--;
dst++;
src++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_8888_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
uint32_t s;
int dst_stride, src_stride;
uint8_t a;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w--)
{
s = *src++;
a = s >> 24;
if (a == 0xff)
{
*dst = s;
}
else if (s)
{
__m64 ms, sa;
ms = load8888 (&s);
sa = expand_alpha (ms);
store8888 (dst, over (ms, sa, load8888 (dst)));
}
dst++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_8888_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint16_t *dst_line, *dst;
uint32_t *src_line, *src;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
#if 0
/* FIXME */
assert (src_image->drawable == mask_image->drawable);
#endif
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
__m64 vsrc = load8888 (src);
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (
over (vsrc, expand_alpha (vsrc), vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
src++;
}
CHECKPOINT ();
while (w >= 4)
{
__m64 vdest = *(__m64 *)dst;
__m64 v0, v1, v2, v3;
__m64 vsrc0, vsrc1, vsrc2, vsrc3;
expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
vsrc0 = load8888 ((src + 0));
vsrc1 = load8888 ((src + 1));
vsrc2 = load8888 ((src + 2));
vsrc3 = load8888 ((src + 3));
v0 = over (vsrc0, expand_alpha (vsrc0), v0);
v1 = over (vsrc1, expand_alpha (vsrc1), v1);
v2 = over (vsrc2, expand_alpha (vsrc2), v2);
v3 = over (vsrc3, expand_alpha (vsrc3), v3);
*(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
w -= 4;
dst += 4;
src += 4;
}
CHECKPOINT ();
while (w)
{
__m64 vsrc = load8888 (src);
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (over (vsrc, expand_alpha (vsrc), vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
src++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_n_8_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src, srca;
uint32_t *dst_line, *dst;
uint8_t *mask_line, *mask;
int dst_stride, mask_stride;
int32_t w;
__m64 vsrc, vsrca;
uint64_t srcsrc;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
srca = src >> 24;
if (src == 0)
return;
srcsrc = (uint64_t)src << 32 | src;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
uint64_t m = *mask;
if (m)
{
__m64 vdest = in_over (vsrc, vsrca,
expand_alpha_rev (to_m64 (m)),
load8888 (dst));
store8888 (dst, vdest);
}
w--;
mask++;
dst++;
}
CHECKPOINT ();
while (w >= 2)
{
uint64_t m0, m1;
m0 = *mask;
m1 = *(mask + 1);
if (srca == 0xff && (m0 & m1) == 0xff)
{
*(uint64_t *)dst = srcsrc;
}
else if (m0 | m1)
{
__m64 vdest;
__m64 dest0, dest1;
vdest = *(__m64 *)dst;
dest0 = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m0)),
expand8888 (vdest, 0));
dest1 = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m1)),
expand8888 (vdest, 1));
*(__m64 *)dst = pack8888 (dest0, dest1);
}
mask += 2;
dst += 2;
w -= 2;
}
CHECKPOINT ();
if (w)
{
uint64_t m = *mask;
if (m)
{
__m64 vdest = load8888 (dst);
vdest = in_over (
vsrc, vsrca, expand_alpha_rev (to_m64 (m)), vdest);
store8888 (dst, vdest);
}
}
}
_mm_empty ();
}
static pixman_bool_t
mmx_fill (pixman_implementation_t *imp,
uint32_t * bits,
int stride,
int bpp,
int x,
int y,
int width,
int height,
uint32_t filler)
{
uint64_t fill;
__m64 vfill;
uint32_t byte_width;
uint8_t *byte_line;
#if defined __GNUC__ && defined USE_X86_MMX
__m64 v1, v2, v3, v4, v5, v6, v7;
#endif
if (bpp != 16 && bpp != 32 && bpp != 8)
return FALSE;
if (bpp == 8)
{
stride = stride * (int) sizeof (uint32_t) / 1;
byte_line = (uint8_t *)(((uint8_t *)bits) + stride * y + x);
byte_width = width;
stride *= 1;
filler = (filler & 0xff) * 0x01010101;
}
else if (bpp == 16)
{
stride = stride * (int) sizeof (uint32_t) / 2;
byte_line = (uint8_t *)(((uint16_t *)bits) + stride * y + x);
byte_width = 2 * width;
stride *= 2;
filler = (filler & 0xffff) * 0x00010001;
}
else
{
stride = stride * (int) sizeof (uint32_t) / 4;
byte_line = (uint8_t *)(((uint32_t *)bits) + stride * y + x);
byte_width = 4 * width;
stride *= 4;
}
fill = ((uint64_t)filler << 32) | filler;
vfill = to_m64 (fill);
#if defined __GNUC__ && defined USE_X86_MMX
__asm__ (
"movq %7, %0\n"
"movq %7, %1\n"
"movq %7, %2\n"
"movq %7, %3\n"
"movq %7, %4\n"
"movq %7, %5\n"
"movq %7, %6\n"
: "=&y" (v1), "=&y" (v2), "=&y" (v3),
"=&y" (v4), "=&y" (v5), "=&y" (v6), "=y" (v7)
: "y" (vfill));
#endif
while (height--)
{
int w;
uint8_t *d = byte_line;
byte_line += stride;
w = byte_width;
if (w >= 1 && ((uintptr_t)d & 1))
{
*(uint8_t *)d = (filler & 0xff);
w--;
d++;
}
if (w >= 2 && ((uintptr_t)d & 3))
{
*(uint16_t *)d = filler;
w -= 2;
d += 2;
}
while (w >= 4 && ((uintptr_t)d & 7))
{
*(uint32_t *)d = filler;
w -= 4;
d += 4;
}
while (w >= 64)
{
#if defined __GNUC__ && defined USE_X86_MMX
__asm__ (
"movq %1, (%0)\n"
"movq %2, 8(%0)\n"
"movq %3, 16(%0)\n"
"movq %4, 24(%0)\n"
"movq %5, 32(%0)\n"
"movq %6, 40(%0)\n"
"movq %7, 48(%0)\n"
"movq %8, 56(%0)\n"
:
: "r" (d),
"y" (vfill), "y" (v1), "y" (v2), "y" (v3),
"y" (v4), "y" (v5), "y" (v6), "y" (v7)
: "memory");
#else
*(__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;
#endif
w -= 64;
d += 64;
}
while (w >= 4)
{
*(uint32_t *)d = filler;
w -= 4;
d += 4;
}
if (w >= 2)
{
*(uint16_t *)d = filler;
w -= 2;
d += 2;
}
if (w >= 1)
{
*(uint8_t *)d = (filler & 0xff);
w--;
d++;
}
}
_mm_empty ();
return TRUE;
}
static void
mmx_composite_src_x888_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint16_t *dst_line, *dst;
uint32_t *src_line, *src, s;
int dst_stride, src_stride;
int32_t w;
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
s = *src++;
*dst = convert_8888_to_0565 (s);
dst++;
w--;
}
while (w >= 4)
{
__m64 vdest;
__m64 vsrc0 = ldq_u ((__m64 *)(src + 0));
__m64 vsrc1 = ldq_u ((__m64 *)(src + 2));
vdest = pack_4xpacked565 (vsrc0, vsrc1);
*(__m64 *)dst = vdest;
w -= 4;
src += 4;
dst += 4;
}
while (w)
{
s = *src++;
*dst = convert_8888_to_0565 (s);
dst++;
w--;
}
}
_mm_empty ();
}
static void
mmx_composite_src_n_8_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src, srca;
uint32_t *dst_line, *dst;
uint8_t *mask_line, *mask;
int dst_stride, mask_stride;
int32_t w;
__m64 vsrc;
uint64_t srcsrc;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
srca = src >> 24;
if (src == 0)
{
mmx_fill (imp, dest_image->bits.bits, dest_image->bits.rowstride,
PIXMAN_FORMAT_BPP (dest_image->bits.format),
dest_x, dest_y, width, height, 0);
return;
}
srcsrc = (uint64_t)src << 32 | src;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
vsrc = load8888 (&src);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
uint64_t m = *mask;
if (m)
{
__m64 vdest = in (vsrc, expand_alpha_rev (to_m64 (m)));
store8888 (dst, vdest);
}
else
{
*dst = 0;
}
w--;
mask++;
dst++;
}
CHECKPOINT ();
while (w >= 2)
{
uint64_t m0, m1;
m0 = *mask;
m1 = *(mask + 1);
if (srca == 0xff && (m0 & m1) == 0xff)
{
*(uint64_t *)dst = srcsrc;
}
else if (m0 | m1)
{
__m64 dest0, dest1;
dest0 = in (vsrc, expand_alpha_rev (to_m64 (m0)));
dest1 = in (vsrc, expand_alpha_rev (to_m64 (m1)));
*(__m64 *)dst = pack8888 (dest0, dest1);
}
else
{
*(uint64_t *)dst = 0;
}
mask += 2;
dst += 2;
w -= 2;
}
CHECKPOINT ();
if (w)
{
uint64_t m = *mask;
if (m)
{
__m64 vdest = load8888 (dst);
vdest = in (vsrc, expand_alpha_rev (to_m64 (m)));
store8888 (dst, vdest);
}
else
{
*dst = 0;
}
}
}
_mm_empty ();
}
static void
mmx_composite_over_n_8_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src, srca;
uint16_t *dst_line, *dst;
uint8_t *mask_line, *mask;
int dst_stride, mask_stride;
int32_t w;
__m64 vsrc, vsrca, tmp;
__m64 srcsrcsrcsrc;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
srca = src >> 24;
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
tmp = pack_565 (vsrc, _mm_setzero_si64 (), 0);
srcsrcsrcsrc = expand_alpha_rev (tmp);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
uint64_t m = *mask;
if (m)
{
uint64_t d = *dst;
__m64 vd = to_m64 (d);
__m64 vdest = in_over (
vsrc, vsrca, expand_alpha_rev (to_m64 (m)), expand565 (vd, 0));
vd = pack_565 (vdest, _mm_setzero_si64 (), 0);
*dst = to_uint64 (vd);
}
w--;
mask++;
dst++;
}
CHECKPOINT ();
while (w >= 4)
{
uint64_t m0, m1, m2, m3;
m0 = *mask;
m1 = *(mask + 1);
m2 = *(mask + 2);
m3 = *(mask + 3);
if (srca == 0xff && (m0 & m1 & m2 & m3) == 0xff)
{
*(__m64 *)dst = srcsrcsrcsrc;
}
else if (m0 | m1 | m2 | m3)
{
__m64 vdest = *(__m64 *)dst;
__m64 v0, v1, v2, v3;
__m64 vm0, vm1, vm2, vm3;
expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
vm0 = to_m64 (m0);
v0 = in_over (vsrc, vsrca, expand_alpha_rev (vm0), v0);
vm1 = to_m64 (m1);
v1 = in_over (vsrc, vsrca, expand_alpha_rev (vm1), v1);
vm2 = to_m64 (m2);
v2 = in_over (vsrc, vsrca, expand_alpha_rev (vm2), v2);
vm3 = to_m64 (m3);
v3 = in_over (vsrc, vsrca, expand_alpha_rev (vm3), v3);
*(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);;
}
w -= 4;
mask += 4;
dst += 4;
}
CHECKPOINT ();
while (w)
{
uint64_t m = *mask;
if (m)
{
uint64_t d = *dst;
__m64 vd = to_m64 (d);
__m64 vdest = in_over (vsrc, vsrca, expand_alpha_rev (to_m64 (m)),
expand565 (vd, 0));
vd = pack_565 (vdest, _mm_setzero_si64 (), 0);
*dst = to_uint64 (vd);
}
w--;
mask++;
dst++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_pixbuf_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint16_t *dst_line, *dst;
uint32_t *src_line, *src;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
#if 0
/* FIXME */
assert (src_image->drawable == mask_image->drawable);
#endif
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
__m64 vsrc = load8888 (src);
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (over_rev_non_pre (vsrc, vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
src++;
}
CHECKPOINT ();
while (w >= 4)
{
uint32_t 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 v0 = invert_colors (load8888 (&s0));
__m64 v1 = invert_colors (load8888 (&s1));
__m64 v2 = invert_colors (load8888 (&s2));
__m64 v3 = invert_colors (load8888 (&s3));
*(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
}
else if (s0 | s1 | s2 | s3)
{
__m64 vdest = *(__m64 *)dst;
__m64 v0, v1, v2, v3;
__m64 vsrc0 = load8888 (&s0);
__m64 vsrc1 = load8888 (&s1);
__m64 vsrc2 = load8888 (&s2);
__m64 vsrc3 = load8888 (&s3);
expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
v0 = over_rev_non_pre (vsrc0, v0);
v1 = over_rev_non_pre (vsrc1, v1);
v2 = over_rev_non_pre (vsrc2, v2);
v3 = over_rev_non_pre (vsrc3, v3);
*(__m64 *)dst = pack_4x565 (v0, v1, v2, v3);
}
w -= 4;
dst += 4;
src += 4;
}
CHECKPOINT ();
while (w)
{
__m64 vsrc = load8888 (src);
uint64_t d = *dst;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (over_rev_non_pre (vsrc, vdest), vdest, 0);
*dst = to_uint64 (vdest);
w--;
dst++;
src++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_pixbuf_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
#if 0
/* FIXME */
assert (src_image->drawable == mask_image->drawable);
#endif
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
__m64 s = load8888 (src);
__m64 d = load8888 (dst);
store8888 (dst, over_rev_non_pre (s, d));
w--;
dst++;
src++;
}
while (w >= 2)
{
uint32_t 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 (s0 | s1)
{
__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;
}
if (w)
{
__m64 s = load8888 (src);
__m64 d = load8888 (dst);
store8888 (dst, over_rev_non_pre (s, d));
}
}
_mm_empty ();
}
static void
mmx_composite_over_n_8888_0565_ca (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src;
uint16_t *dst_line;
uint32_t *mask_line;
int dst_stride, mask_stride;
__m64 vsrc, vsrca;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint32_t, mask_stride, mask_line, 1);
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
int twidth = width;
uint32_t *p = (uint32_t *)mask_line;
uint16_t *q = (uint16_t *)dst_line;
while (twidth && ((uintptr_t)q & 7))
{
uint32_t m = *(uint32_t *)p;
if (m)
{
uint64_t d = *q;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (in_over (vsrc, vsrca, load8888 (&m), vdest), vdest, 0);
*q = to_uint64 (vdest);
}
twidth--;
p++;
q++;
}
while (twidth >= 4)
{
uint32_t m0, m1, m2, m3;
m0 = *p;
m1 = *(p + 1);
m2 = *(p + 2);
m3 = *(p + 3);
if ((m0 | m1 | m2 | m3))
{
__m64 vdest = *(__m64 *)q;
__m64 v0, v1, v2, v3;
expand_4x565 (vdest, &v0, &v1, &v2, &v3, 0);
v0 = in_over (vsrc, vsrca, load8888 (&m0), v0);
v1 = in_over (vsrc, vsrca, load8888 (&m1), v1);
v2 = in_over (vsrc, vsrca, load8888 (&m2), v2);
v3 = in_over (vsrc, vsrca, load8888 (&m3), v3);
*(__m64 *)q = pack_4x565 (v0, v1, v2, v3);
}
twidth -= 4;
p += 4;
q += 4;
}
while (twidth)
{
uint32_t m;
m = *(uint32_t *)p;
if (m)
{
uint64_t d = *q;
__m64 vdest = expand565 (to_m64 (d), 0);
vdest = pack_565 (in_over (vsrc, vsrca, load8888 (&m), vdest), vdest, 0);
*q = to_uint64 (vdest);
}
twidth--;
p++;
q++;
}
mask_line += mask_stride;
dst_line += dst_stride;
}
_mm_empty ();
}
static void
mmx_composite_in_n_8_8 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint8_t *dst_line, *dst;
uint8_t *mask_line, *mask;
int dst_stride, mask_stride;
int32_t w;
uint32_t src;
uint8_t sa;
__m64 vsrc, vsrca;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
sa = src >> 24;
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
uint16_t tmp;
uint8_t a;
uint32_t m, d;
a = *mask++;
d = *dst;
m = MUL_UN8 (sa, a, tmp);
d = MUL_UN8 (m, d, tmp);
*dst++ = d;
w--;
}
while (w >= 4)
{
__m64 vmask;
__m64 vdest;
vmask = load8888u ((uint32_t *)mask);
vdest = load8888 ((uint32_t *)dst);
store8888 ((uint32_t *)dst, in (in (vsrca, vmask), vdest));
dst += 4;
mask += 4;
w -= 4;
}
while (w--)
{
uint16_t tmp;
uint8_t a;
uint32_t m, d;
a = *mask++;
d = *dst;
m = MUL_UN8 (sa, a, tmp);
d = MUL_UN8 (m, d, tmp);
*dst++ = d;
}
}
_mm_empty ();
}
static void
mmx_composite_in_8_8 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint8_t *dst_line, *dst;
uint8_t *src_line, *src;
int src_stride, dst_stride;
int32_t w;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 3)
{
uint8_t s, d;
uint16_t tmp;
s = *src;
d = *dst;
*dst = MUL_UN8 (s, d, tmp);
src++;
dst++;
w--;
}
while (w >= 4)
{
uint32_t *s = (uint32_t *)src;
uint32_t *d = (uint32_t *)dst;
store8888 (d, in (load8888u (s), load8888 (d)));
w -= 4;
dst += 4;
src += 4;
}
while (w--)
{
uint8_t s, d;
uint16_t tmp;
s = *src;
d = *dst;
*dst = MUL_UN8 (s, d, tmp);
src++;
dst++;
}
}
_mm_empty ();
}
static void
mmx_composite_add_n_8_8 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint8_t *dst_line, *dst;
uint8_t *mask_line, *mask;
int dst_stride, mask_stride;
int32_t w;
uint32_t src;
uint8_t sa;
__m64 vsrc, vsrca;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
sa = src >> 24;
if (src == 0)
return;
vsrc = load8888 (&src);
vsrca = expand_alpha (vsrc);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
while (w && (uintptr_t)dst & 3)
{
uint16_t tmp;
uint16_t a;
uint32_t m, d;
uint32_t r;
a = *mask++;
d = *dst;
m = MUL_UN8 (sa, a, tmp);
r = ADD_UN8 (m, d, tmp);
*dst++ = r;
w--;
}
while (w >= 4)
{
__m64 vmask;
__m64 vdest;
vmask = load8888u ((uint32_t *)mask);
vdest = load8888 ((uint32_t *)dst);
store8888 ((uint32_t *)dst, _mm_adds_pu8 (in (vsrca, vmask), vdest));
dst += 4;
mask += 4;
w -= 4;
}
while (w--)
{
uint16_t tmp;
uint16_t a;
uint32_t m, d;
uint32_t r;
a = *mask++;
d = *dst;
m = MUL_UN8 (sa, a, tmp);
r = ADD_UN8 (m, d, tmp);
*dst++ = r;
}
}
_mm_empty ();
}
static void
mmx_composite_add_8_8 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint8_t *dst_line, *dst;
uint8_t *src_line, *src;
int dst_stride, src_stride;
int32_t w;
uint8_t s, d;
uint16_t t;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint8_t, src_stride, src_line, 1);
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint8_t, dst_stride, dst_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)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 (ldq_u ((__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 ();
}
static void
mmx_composite_add_0565_0565 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint16_t *dst_line, *dst;
uint32_t d;
uint16_t *src_line, *src;
uint32_t s;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint16_t, src_stride, src_line, 1);
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint16_t, dst_stride, dst_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
s = *src++;
if (s)
{
d = *dst;
s = convert_0565_to_8888 (s);
if (d)
{
d = convert_0565_to_8888 (d);
UN8x4_ADD_UN8x4 (s, d);
}
*dst = convert_8888_to_0565 (s);
}
dst++;
w--;
}
while (w >= 4)
{
__m64 vdest = *(__m64 *)dst;
__m64 vsrc = ldq_u ((__m64 *)src);
__m64 vd0, vd1;
__m64 vs0, vs1;
expand_4xpacked565 (vdest, &vd0, &vd1, 0);
expand_4xpacked565 (vsrc, &vs0, &vs1, 0);
vd0 = _mm_adds_pu8 (vd0, vs0);
vd1 = _mm_adds_pu8 (vd1, vs1);
*(__m64 *)dst = pack_4xpacked565 (vd0, vd1);
dst += 4;
src += 4;
w -= 4;
}
while (w--)
{
s = *src++;
if (s)
{
d = *dst;
s = convert_0565_to_8888 (s);
if (d)
{
d = convert_0565_to_8888 (d);
UN8x4_ADD_UN8x4 (s, d);
}
*dst = convert_8888_to_0565 (s);
}
dst++;
}
}
_mm_empty ();
}
static void
mmx_composite_add_8888_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
int dst_stride, src_stride;
int32_t w;
CHECKPOINT ();
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
src = src_line;
src_line += src_stride;
w = width;
while (w && (uintptr_t)dst & 7)
{
store (dst, _mm_adds_pu8 (load ((const uint32_t *)src),
load ((const uint32_t *)dst)));
dst++;
src++;
w--;
}
while (w >= 2)
{
*(__m64 *)dst = _mm_adds_pu8 (ldq_u ((__m64 *)src), *(__m64*)dst);
dst += 2;
src += 2;
w -= 2;
}
if (w)
{
store (dst, _mm_adds_pu8 (load ((const uint32_t *)src),
load ((const uint32_t *)dst)));
}
}
_mm_empty ();
}
static pixman_bool_t
mmx_blt (pixman_implementation_t *imp,
uint32_t * src_bits,
uint32_t * dst_bits,
int src_stride,
int dst_stride,
int src_bpp,
int dst_bpp,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
uint8_t * src_bytes;
uint8_t * dst_bytes;
int byte_width;
if (src_bpp != dst_bpp)
return FALSE;
if (src_bpp == 16)
{
src_stride = src_stride * (int) sizeof (uint32_t) / 2;
dst_stride = dst_stride * (int) sizeof (uint32_t) / 2;
src_bytes = (uint8_t *)(((uint16_t *)src_bits) + src_stride * (src_y) + (src_x));
dst_bytes = (uint8_t *)(((uint16_t *)dst_bits) + dst_stride * (dest_y) + (dest_x));
byte_width = 2 * width;
src_stride *= 2;
dst_stride *= 2;
}
else if (src_bpp == 32)
{
src_stride = src_stride * (int) sizeof (uint32_t) / 4;
dst_stride = dst_stride * (int) sizeof (uint32_t) / 4;
src_bytes = (uint8_t *)(((uint32_t *)src_bits) + src_stride * (src_y) + (src_x));
dst_bytes = (uint8_t *)(((uint32_t *)dst_bits) + dst_stride * (dest_y) + (dest_x));
byte_width = 4 * width;
src_stride *= 4;
dst_stride *= 4;
}
else
{
return FALSE;
}
while (height--)
{
int w;
uint8_t *s = src_bytes;
uint8_t *d = dst_bytes;
src_bytes += src_stride;
dst_bytes += dst_stride;
w = byte_width;
if (w >= 1 && ((uintptr_t)d & 1))
{
*(uint8_t *)d = *(uint8_t *)s;
w -= 1;
s += 1;
d += 1;
}
if (w >= 2 && ((uintptr_t)d & 3))
{
*(uint16_t *)d = *(uint16_t *)s;
w -= 2;
s += 2;
d += 2;
}
while (w >= 4 && ((uintptr_t)d & 7))
{
*(uint32_t *)d = ldl_u ((uint32_t *)s);
w -= 4;
s += 4;
d += 4;
}
while (w >= 64)
{
#if (defined (__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))) && defined USE_X86_MMX
__asm__ (
"movq (%1), %%mm0\n"
"movq 8(%1), %%mm1\n"
"movq 16(%1), %%mm2\n"
"movq 24(%1), %%mm3\n"
"movq 32(%1), %%mm4\n"
"movq 40(%1), %%mm5\n"
"movq 48(%1), %%mm6\n"
"movq 56(%1), %%mm7\n"
"movq %%mm0, (%0)\n"
"movq %%mm1, 8(%0)\n"
"movq %%mm2, 16(%0)\n"
"movq %%mm3, 24(%0)\n"
"movq %%mm4, 32(%0)\n"
"movq %%mm5, 40(%0)\n"
"movq %%mm6, 48(%0)\n"
"movq %%mm7, 56(%0)\n"
:
: "r" (d), "r" (s)
: "memory",
"%mm0", "%mm1", "%mm2", "%mm3",
"%mm4", "%mm5", "%mm6", "%mm7");
#else
__m64 v0 = ldq_u ((__m64 *)(s + 0));
__m64 v1 = ldq_u ((__m64 *)(s + 8));
__m64 v2 = ldq_u ((__m64 *)(s + 16));
__m64 v3 = ldq_u ((__m64 *)(s + 24));
__m64 v4 = ldq_u ((__m64 *)(s + 32));
__m64 v5 = ldq_u ((__m64 *)(s + 40));
__m64 v6 = ldq_u ((__m64 *)(s + 48));
__m64 v7 = ldq_u ((__m64 *)(s + 56));
*(__m64 *)(d + 0) = v0;
*(__m64 *)(d + 8) = v1;
*(__m64 *)(d + 16) = v2;
*(__m64 *)(d + 24) = v3;
*(__m64 *)(d + 32) = v4;
*(__m64 *)(d + 40) = v5;
*(__m64 *)(d + 48) = v6;
*(__m64 *)(d + 56) = v7;
#endif
w -= 64;
s += 64;
d += 64;
}
while (w >= 4)
{
*(uint32_t *)d = ldl_u ((uint32_t *)s);
w -= 4;
s += 4;
d += 4;
}
if (w >= 2)
{
*(uint16_t *)d = *(uint16_t *)s;
w -= 2;
s += 2;
d += 2;
}
}
_mm_empty ();
return TRUE;
}
static void
mmx_composite_copy_area (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
mmx_blt (imp, src_image->bits.bits,
dest_image->bits.bits,
src_image->bits.rowstride,
dest_image->bits.rowstride,
PIXMAN_FORMAT_BPP (src_image->bits.format),
PIXMAN_FORMAT_BPP (dest_image->bits.format),
src_x, src_y, dest_x, dest_y, width, height);
}
static void
mmx_composite_over_x888_8_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *src, *src_line;
uint32_t *dst, *dst_line;
uint8_t *mask, *mask_line;
int src_stride, mask_stride, dst_stride;
int32_t w;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
PIXMAN_IMAGE_GET_LINE (mask_image, mask_x, mask_y, uint8_t, mask_stride, mask_line, 1);
PIXMAN_IMAGE_GET_LINE (src_image, src_x, src_y, uint32_t, src_stride, src_line, 1);
while (height--)
{
src = src_line;
src_line += src_stride;
dst = dst_line;
dst_line += dst_stride;
mask = mask_line;
mask_line += mask_stride;
w = width;
while (w--)
{
uint64_t m = *mask;
if (m)
{
uint32_t ssrc = *src | 0xff000000;
__m64 s = load8888 (&ssrc);
if (m == 0xff)
{
store8888 (dst, s);
}
else
{
__m64 sa = expand_alpha (s);
__m64 vm = expand_alpha_rev (to_m64 (m));
__m64 vdest = in_over (s, sa, vm, load8888 (dst));
store8888 (dst, vdest);
}
}
mask++;
dst++;
src++;
}
}
_mm_empty ();
}
static void
mmx_composite_over_reverse_n_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src;
uint32_t *dst_line, *dst;
int32_t w;
int dst_stride;
__m64 vsrc;
CHECKPOINT ();
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
if (src == 0)
return;
PIXMAN_IMAGE_GET_LINE (dest_image, dest_x, dest_y, uint32_t, dst_stride, dst_line, 1);
vsrc = load8888 (&src);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
w = width;
CHECKPOINT ();
while (w && (uintptr_t)dst & 7)
{
__m64 vdest = load8888 (dst);
store8888 (dst, over (vdest, expand_alpha (vdest), vsrc));
w--;
dst++;
}
while (w >= 2)
{
__m64 vdest = *(__m64 *)dst;
__m64 dest0 = expand8888 (vdest, 0);
__m64 dest1 = expand8888 (vdest, 1);
dest0 = over (dest0, expand_alpha (dest0), vsrc);
dest1 = over (dest1, expand_alpha (dest1), vsrc);
*(__m64 *)dst = pack8888 (dest0, dest1);
dst += 2;
w -= 2;
}
CHECKPOINT ();
if (w)
{
__m64 vdest = load8888 (dst);
store8888 (dst, over (vdest, expand_alpha (vdest), vsrc));
}
}
_mm_empty ();
}
#define BSHIFT ((1 << BILINEAR_INTERPOLATION_BITS))
#define BMSK (BSHIFT - 1)
#define BILINEAR_DECLARE_VARIABLES \
const __m64 mm_wt = _mm_set_pi16 (wt, wt, wt, wt); \
const __m64 mm_wb = _mm_set_pi16 (wb, wb, wb, wb); \
const __m64 mm_BSHIFT = _mm_set_pi16 (BSHIFT, BSHIFT, BSHIFT, BSHIFT); \
const __m64 mm_addc7 = _mm_set_pi16 (0, 1, 0, 1); \
const __m64 mm_xorc7 = _mm_set_pi16 (0, BMSK, 0, BMSK); \
const __m64 mm_ux = _mm_set_pi16 (unit_x, unit_x, unit_x, unit_x); \
const __m64 mm_zero = _mm_setzero_si64 (); \
__m64 mm_x = _mm_set_pi16 (vx, vx, vx, vx)
#define BILINEAR_INTERPOLATE_ONE_PIXEL(pix) \
do { \
/* fetch 2x2 pixel block into 2 mmx registers */ \
__m64 t = ldq_u ((__m64 *)&src_top [pixman_fixed_to_int (vx)]); \
__m64 b = ldq_u ((__m64 *)&src_bottom [pixman_fixed_to_int (vx)]); \
/* vertical interpolation */ \
__m64 t_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (t, mm_zero), mm_wt); \
__m64 t_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (t, mm_zero), mm_wt); \
__m64 b_hi = _mm_mullo_pi16 (_mm_unpackhi_pi8 (b, mm_zero), mm_wb); \
__m64 b_lo = _mm_mullo_pi16 (_mm_unpacklo_pi8 (b, mm_zero), mm_wb); \
__m64 hi = _mm_add_pi16 (t_hi, b_hi); \
__m64 lo = _mm_add_pi16 (t_lo, b_lo); \
vx += unit_x; \
if (BILINEAR_INTERPOLATION_BITS < 8) \
{ \
/* calculate horizontal weights */ \
__m64 mm_wh = _mm_add_pi16 (mm_addc7, _mm_xor_si64 (mm_xorc7, \
_mm_srli_pi16 (mm_x, \
16 - BILINEAR_INTERPOLATION_BITS))); \
/* horizontal interpolation */ \
__m64 p = _mm_unpacklo_pi16 (lo, hi); \
__m64 q = _mm_unpackhi_pi16 (lo, hi); \
lo = _mm_madd_pi16 (p, mm_wh); \
hi = _mm_madd_pi16 (q, mm_wh); \
} \
else \
{ \
/* calculate horizontal weights */ \
__m64 mm_wh_lo = _mm_sub_pi16 (mm_BSHIFT, _mm_srli_pi16 (mm_x, \
16 - BILINEAR_INTERPOLATION_BITS)); \
__m64 mm_wh_hi = _mm_srli_pi16 (mm_x, \
16 - BILINEAR_INTERPOLATION_BITS); \
/* horizontal interpolation */ \
__m64 mm_lo_lo = _mm_mullo_pi16 (lo, mm_wh_lo); \
__m64 mm_lo_hi = _mm_mullo_pi16 (hi, mm_wh_hi); \
__m64 mm_hi_lo = _mm_mulhi_pu16 (lo, mm_wh_lo); \
__m64 mm_hi_hi = _mm_mulhi_pu16 (hi, mm_wh_hi); \
lo = _mm_add_pi32 (_mm_unpacklo_pi16 (mm_lo_lo, mm_hi_lo), \
_mm_unpacklo_pi16 (mm_lo_hi, mm_hi_hi)); \
hi = _mm_add_pi32 (_mm_unpackhi_pi16 (mm_lo_lo, mm_hi_lo), \
_mm_unpackhi_pi16 (mm_lo_hi, mm_hi_hi)); \
} \
mm_x = _mm_add_pi16 (mm_x, mm_ux); \
/* shift and pack the result */ \
hi = _mm_srli_pi32 (hi, BILINEAR_INTERPOLATION_BITS * 2); \
lo = _mm_srli_pi32 (lo, BILINEAR_INTERPOLATION_BITS * 2); \
lo = _mm_packs_pi32 (lo, hi); \
lo = _mm_packs_pu16 (lo, lo); \
pix = lo; \
} while (0)
#define BILINEAR_SKIP_ONE_PIXEL() \
do { \
vx += unit_x; \
mm_x = _mm_add_pi16 (mm_x, mm_ux); \
} while(0)
static force_inline void
scaled_bilinear_scanline_mmx_8888_8888_SRC (uint32_t * dst,
const uint32_t * mask,
const uint32_t * src_top,
const uint32_t * src_bottom,
int32_t w,
int wt,
int wb,
pixman_fixed_t vx,
pixman_fixed_t unit_x,
pixman_fixed_t max_vx,
pixman_bool_t zero_src)
{
BILINEAR_DECLARE_VARIABLES;
__m64 pix;
while (w--)
{
BILINEAR_INTERPOLATE_ONE_PIXEL (pix);
store (dst, pix);
dst++;
}
_mm_empty ();
}
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_cover_SRC,
scaled_bilinear_scanline_mmx_8888_8888_SRC,
uint32_t, uint32_t, uint32_t,
COVER, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_pad_SRC,
scaled_bilinear_scanline_mmx_8888_8888_SRC,
uint32_t, uint32_t, uint32_t,
PAD, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_none_SRC,
scaled_bilinear_scanline_mmx_8888_8888_SRC,
uint32_t, uint32_t, uint32_t,
NONE, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_normal_SRC,
scaled_bilinear_scanline_mmx_8888_8888_SRC,
uint32_t, uint32_t, uint32_t,
NORMAL, FLAG_NONE)
static force_inline void
scaled_bilinear_scanline_mmx_8888_8888_OVER (uint32_t * dst,
const uint32_t * mask,
const uint32_t * src_top,
const uint32_t * src_bottom,
int32_t w,
int wt,
int wb,
pixman_fixed_t vx,
pixman_fixed_t unit_x,
pixman_fixed_t max_vx,
pixman_bool_t zero_src)
{
BILINEAR_DECLARE_VARIABLES;
__m64 pix1, pix2;
while (w)
{
BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
if (!is_zero (pix1))
{
pix2 = load (dst);
store8888 (dst, core_combine_over_u_pixel_mmx (pix1, pix2));
}
w--;
dst++;
}
_mm_empty ();
}
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_cover_OVER,
scaled_bilinear_scanline_mmx_8888_8888_OVER,
uint32_t, uint32_t, uint32_t,
COVER, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_pad_OVER,
scaled_bilinear_scanline_mmx_8888_8888_OVER,
uint32_t, uint32_t, uint32_t,
PAD, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_none_OVER,
scaled_bilinear_scanline_mmx_8888_8888_OVER,
uint32_t, uint32_t, uint32_t,
NONE, FLAG_NONE)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8888_normal_OVER,
scaled_bilinear_scanline_mmx_8888_8888_OVER,
uint32_t, uint32_t, uint32_t,
NORMAL, FLAG_NONE)
static force_inline void
scaled_bilinear_scanline_mmx_8888_8_8888_OVER (uint32_t * dst,
const uint8_t * mask,
const uint32_t * src_top,
const uint32_t * src_bottom,
int32_t w,
int wt,
int wb,
pixman_fixed_t vx,
pixman_fixed_t unit_x,
pixman_fixed_t max_vx,
pixman_bool_t zero_src)
{
BILINEAR_DECLARE_VARIABLES;
__m64 pix1, pix2;
uint32_t m;
while (w)
{
m = (uint32_t) *mask++;
if (m)
{
BILINEAR_INTERPOLATE_ONE_PIXEL (pix1);
if (m == 0xff && is_opaque (pix1))
{
store (dst, pix1);
}
else
{
__m64 ms, md, ma, msa;
pix2 = load (dst);
ma = expand_alpha_rev (to_m64 (m));
ms = _mm_unpacklo_pi8 (pix1, _mm_setzero_si64 ());
md = _mm_unpacklo_pi8 (pix2, _mm_setzero_si64 ());
msa = expand_alpha (ms);
store8888 (dst, (in_over (ms, msa, ma, md)));
}
}
else
{
BILINEAR_SKIP_ONE_PIXEL ();
}
w--;
dst++;
}
_mm_empty ();
}
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_cover_OVER,
scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
uint32_t, uint8_t, uint32_t,
COVER, FLAG_HAVE_NON_SOLID_MASK)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_pad_OVER,
scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
uint32_t, uint8_t, uint32_t,
PAD, FLAG_HAVE_NON_SOLID_MASK)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_none_OVER,
scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
uint32_t, uint8_t, uint32_t,
NONE, FLAG_HAVE_NON_SOLID_MASK)
FAST_BILINEAR_MAINLOOP_COMMON (mmx_8888_8_8888_normal_OVER,
scaled_bilinear_scanline_mmx_8888_8_8888_OVER,
uint32_t, uint8_t, uint32_t,
NORMAL, FLAG_HAVE_NON_SOLID_MASK)
static uint32_t *
mmx_fetch_x8r8g8b8 (pixman_iter_t *iter, const uint32_t *mask)
{
int w = iter->width;
uint32_t *dst = iter->buffer;
uint32_t *src = (uint32_t *)iter->bits;
iter->bits += iter->stride;
while (w && ((uintptr_t)dst) & 7)
{
*dst++ = (*src++) | 0xff000000;
w--;
}
while (w >= 8)
{
__m64 vsrc1 = ldq_u ((__m64 *)(src + 0));
__m64 vsrc2 = ldq_u ((__m64 *)(src + 2));
__m64 vsrc3 = ldq_u ((__m64 *)(src + 4));
__m64 vsrc4 = ldq_u ((__m64 *)(src + 6));
*(__m64 *)(dst + 0) = _mm_or_si64 (vsrc1, MC (ff000000));
*(__m64 *)(dst + 2) = _mm_or_si64 (vsrc2, MC (ff000000));
*(__m64 *)(dst + 4) = _mm_or_si64 (vsrc3, MC (ff000000));
*(__m64 *)(dst + 6) = _mm_or_si64 (vsrc4, MC (ff000000));
dst += 8;
src += 8;
w -= 8;
}
while (w)
{
*dst++ = (*src++) | 0xff000000;
w--;
}
_mm_empty ();
return iter->buffer;
}
static uint32_t *
mmx_fetch_r5g6b5 (pixman_iter_t *iter, const uint32_t *mask)
{
int w = iter->width;
uint32_t *dst = iter->buffer;
uint16_t *src = (uint16_t *)iter->bits;
iter->bits += iter->stride;
while (w && ((uintptr_t)dst) & 0x0f)
{
uint16_t s = *src++;
*dst++ = convert_0565_to_8888 (s);
w--;
}
while (w >= 4)
{
__m64 vsrc = ldq_u ((__m64 *)src);
__m64 mm0, mm1;
expand_4xpacked565 (vsrc, &mm0, &mm1, 1);
*(__m64 *)(dst + 0) = mm0;
*(__m64 *)(dst + 2) = mm1;
dst += 4;
src += 4;
w -= 4;
}
while (w)
{
uint16_t s = *src++;
*dst++ = convert_0565_to_8888 (s);
w--;
}
_mm_empty ();
return iter->buffer;
}
static uint32_t *
mmx_fetch_a8 (pixman_iter_t *iter, const uint32_t *mask)
{
int w = iter->width;
uint32_t *dst = iter->buffer;
uint8_t *src = iter->bits;
iter->bits += iter->stride;
while (w && (((uintptr_t)dst) & 15))
{
*dst++ = *(src++) << 24;
w--;
}
while (w >= 8)
{
__m64 mm0 = ldq_u ((__m64 *)src);
__m64 mm1 = _mm_unpacklo_pi8 (_mm_setzero_si64(), mm0);
__m64 mm2 = _mm_unpackhi_pi8 (_mm_setzero_si64(), mm0);
__m64 mm3 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm1);
__m64 mm4 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm1);
__m64 mm5 = _mm_unpacklo_pi16 (_mm_setzero_si64(), mm2);
__m64 mm6 = _mm_unpackhi_pi16 (_mm_setzero_si64(), mm2);
*(__m64 *)(dst + 0) = mm3;
*(__m64 *)(dst + 2) = mm4;
*(__m64 *)(dst + 4) = mm5;
*(__m64 *)(dst + 6) = mm6;
dst += 8;
src += 8;
w -= 8;
}
while (w)
{
*dst++ = *(src++) << 24;
w--;
}
_mm_empty ();
return iter->buffer;
}
typedef struct
{
pixman_format_code_t format;
pixman_iter_get_scanline_t get_scanline;
} fetcher_info_t;
static const fetcher_info_t fetchers[] =
{
{ PIXMAN_x8r8g8b8, mmx_fetch_x8r8g8b8 },
{ PIXMAN_r5g6b5, mmx_fetch_r5g6b5 },
{ PIXMAN_a8, mmx_fetch_a8 },
{ PIXMAN_null }
};
static pixman_bool_t
mmx_src_iter_init (pixman_implementation_t *imp, pixman_iter_t *iter)
{
pixman_image_t *image = iter->image;
#define FLAGS \
(FAST_PATH_STANDARD_FLAGS | FAST_PATH_ID_TRANSFORM | \
FAST_PATH_BITS_IMAGE | FAST_PATH_SAMPLES_COVER_CLIP_NEAREST)
if ((iter->iter_flags & ITER_NARROW) &&
(iter->image_flags & FLAGS) == FLAGS)
{
const fetcher_info_t *f;
for (f = &fetchers[0]; f->format != PIXMAN_null; f++)
{
if (image->common.extended_format_code == f->format)
{
uint8_t *b = (uint8_t *)image->bits.bits;
int s = image->bits.rowstride * 4;
iter->bits = b + s * iter->y + iter->x * PIXMAN_FORMAT_BPP (f->format) / 8;
iter->stride = s;
iter->get_scanline = f->get_scanline;
return TRUE;
}
}
}
return FALSE;
}
static const pixman_fast_path_t mmx_fast_paths[] =
{
PIXMAN_STD_FAST_PATH (OVER, solid, a8, r5g6b5, mmx_composite_over_n_8_0565 ),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, b5g6r5, mmx_composite_over_n_8_0565 ),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, mmx_composite_over_n_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, mmx_composite_over_n_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, mmx_composite_over_n_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, mmx_composite_over_n_8_8888 ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, mmx_composite_over_n_8888_8888_ca ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, mmx_composite_over_n_8888_8888_ca ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, r5g6b5, mmx_composite_over_n_8888_0565_ca ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, mmx_composite_over_n_8888_8888_ca ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, mmx_composite_over_n_8888_8888_ca ),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, b5g6r5, mmx_composite_over_n_8888_0565_ca ),
PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, a8r8g8b8, mmx_composite_over_pixbuf_8888 ),
PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, x8r8g8b8, mmx_composite_over_pixbuf_8888 ),
PIXMAN_STD_FAST_PATH (OVER, pixbuf, pixbuf, r5g6b5, mmx_composite_over_pixbuf_0565 ),
PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, a8b8g8r8, mmx_composite_over_pixbuf_8888 ),
PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, x8b8g8r8, mmx_composite_over_pixbuf_8888 ),
PIXMAN_STD_FAST_PATH (OVER, rpixbuf, rpixbuf, b5g6r5, mmx_composite_over_pixbuf_0565 ),
PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, solid, a8r8g8b8, mmx_composite_over_x888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, solid, x8r8g8b8, mmx_composite_over_x888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, solid, a8b8g8r8, mmx_composite_over_x888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, solid, x8b8g8r8, mmx_composite_over_x888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, a8r8g8b8, mmx_composite_over_8888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, x8r8g8b8, mmx_composite_over_8888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, a8b8g8r8, mmx_composite_over_8888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, x8b8g8r8, mmx_composite_over_8888_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, x8r8g8b8, mmx_composite_over_x888_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, a8, a8r8g8b8, mmx_composite_over_x888_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, x8b8g8r8, mmx_composite_over_x888_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, a8, a8b8g8r8, mmx_composite_over_x888_8_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, null, a8r8g8b8, mmx_composite_over_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, null, x8r8g8b8, mmx_composite_over_n_8888 ),
PIXMAN_STD_FAST_PATH (OVER, solid, null, r5g6b5, mmx_composite_over_n_0565 ),
PIXMAN_STD_FAST_PATH (OVER, solid, null, b5g6r5, mmx_composite_over_n_0565 ),
PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, mmx_composite_over_8888_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, mmx_composite_over_8888_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, r5g6b5, mmx_composite_over_8888_0565 ),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, mmx_composite_over_8888_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, mmx_composite_over_8888_8888 ),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, b5g6r5, mmx_composite_over_8888_0565 ),
PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, mmx_composite_over_reverse_n_8888),
PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, mmx_composite_over_reverse_n_8888),
PIXMAN_STD_FAST_PATH (ADD, r5g6b5, null, r5g6b5, mmx_composite_add_0565_0565 ),
PIXMAN_STD_FAST_PATH (ADD, b5g6r5, null, b5g6r5, mmx_composite_add_0565_0565 ),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, mmx_composite_add_8888_8888 ),
PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, mmx_composite_add_8888_8888 ),
PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, mmx_composite_add_8_8 ),
PIXMAN_STD_FAST_PATH (ADD, solid, a8, a8, mmx_composite_add_n_8_8 ),
PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, mmx_composite_src_x888_0565 ),
PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, mmx_composite_src_x888_0565 ),
PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, mmx_composite_src_x888_0565 ),
PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, mmx_composite_src_x888_0565 ),
PIXMAN_STD_FAST_PATH (SRC, solid, a8, a8r8g8b8, mmx_composite_src_n_8_8888 ),
PIXMAN_STD_FAST_PATH (SRC, solid, a8, x8r8g8b8, mmx_composite_src_n_8_8888 ),
PIXMAN_STD_FAST_PATH (SRC, solid, a8, a8b8g8r8, mmx_composite_src_n_8_8888 ),
PIXMAN_STD_FAST_PATH (SRC, solid, a8, x8b8g8r8, mmx_composite_src_n_8_8888 ),
PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, r5g6b5, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, b5g6r5, mmx_composite_copy_area ),
PIXMAN_STD_FAST_PATH (IN, a8, null, a8, mmx_composite_in_8_8 ),
PIXMAN_STD_FAST_PATH (IN, solid, a8, a8, mmx_composite_in_n_8_8 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_8888 ),
SIMPLE_BILINEAR_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_8888 ),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, mmx_8888_8_8888 ),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, mmx_8888_8_8888 ),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, mmx_8888_8_8888 ),
SIMPLE_BILINEAR_A8_MASK_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, mmx_8888_8_8888 ),
{ PIXMAN_OP_NONE },
};
pixman_implementation_t *
_pixman_implementation_create_mmx (pixman_implementation_t *fallback)
{
pixman_implementation_t *imp = _pixman_implementation_create (fallback, mmx_fast_paths);
imp->combine_32[PIXMAN_OP_OVER] = mmx_combine_over_u;
imp->combine_32[PIXMAN_OP_OVER_REVERSE] = mmx_combine_over_reverse_u;
imp->combine_32[PIXMAN_OP_IN] = mmx_combine_in_u;
imp->combine_32[PIXMAN_OP_IN_REVERSE] = mmx_combine_in_reverse_u;
imp->combine_32[PIXMAN_OP_OUT] = mmx_combine_out_u;
imp->combine_32[PIXMAN_OP_OUT_REVERSE] = mmx_combine_out_reverse_u;
imp->combine_32[PIXMAN_OP_ATOP] = mmx_combine_atop_u;
imp->combine_32[PIXMAN_OP_ATOP_REVERSE] = mmx_combine_atop_reverse_u;
imp->combine_32[PIXMAN_OP_XOR] = mmx_combine_xor_u;
imp->combine_32[PIXMAN_OP_ADD] = mmx_combine_add_u;
imp->combine_32[PIXMAN_OP_SATURATE] = mmx_combine_saturate_u;
imp->combine_32_ca[PIXMAN_OP_SRC] = mmx_combine_src_ca;
imp->combine_32_ca[PIXMAN_OP_OVER] = mmx_combine_over_ca;
imp->combine_32_ca[PIXMAN_OP_OVER_REVERSE] = mmx_combine_over_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_IN] = mmx_combine_in_ca;
imp->combine_32_ca[PIXMAN_OP_IN_REVERSE] = mmx_combine_in_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_OUT] = mmx_combine_out_ca;
imp->combine_32_ca[PIXMAN_OP_OUT_REVERSE] = mmx_combine_out_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_ATOP] = mmx_combine_atop_ca;
imp->combine_32_ca[PIXMAN_OP_ATOP_REVERSE] = mmx_combine_atop_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_XOR] = mmx_combine_xor_ca;
imp->combine_32_ca[PIXMAN_OP_ADD] = mmx_combine_add_ca;
imp->blt = mmx_blt;
imp->fill = mmx_fill;
imp->src_iter_init = mmx_src_iter_init;
return imp;
}
#endif /* USE_X86_MMX || USE_ARM_IWMMXT || USE_LOONGSON_MMI */
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