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/*
* Copyright © 2007 Luca Barbato
*
* 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 Luca Barbato not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Luca Barbato 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: Luca Barbato (lu_zero@gentoo.org)
*
* Based on fbmmx.c by Owen Taylor, Søren Sandmann and Nicholas Miell
*/
#ifdef HAVE_CONFIG_H
#include <pixman-config.h>
#endif
#include "pixman-private.h"
#include "pixman-combine32.h"
#include "pixman-inlines.h"
#include <altivec.h>
#define AVV(x...) {x}
static vector unsigned int mask_ff000000;
static vector unsigned int mask_red;
static vector unsigned int mask_green;
static vector unsigned int mask_blue;
static vector unsigned int mask_565_fix_rb;
static vector unsigned int mask_565_fix_g;
static force_inline vector unsigned int
splat_alpha (vector unsigned int pix)
{
#ifdef WORDS_BIGENDIAN
return vec_perm (pix, pix,
(vector unsigned char)AVV (
0x00, 0x00, 0x00, 0x00, 0x04, 0x04, 0x04, 0x04,
0x08, 0x08, 0x08, 0x08, 0x0C, 0x0C, 0x0C, 0x0C));
#else
return vec_perm (pix, pix,
(vector unsigned char)AVV (
0x03, 0x03, 0x03, 0x03, 0x07, 0x07, 0x07, 0x07,
0x0B, 0x0B, 0x0B, 0x0B, 0x0F, 0x0F, 0x0F, 0x0F));
#endif
}
static force_inline vector unsigned int
splat_pixel (vector unsigned int pix)
{
return vec_perm (pix, pix,
(vector unsigned char)AVV (
0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01,
0x02, 0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x03));
}
static force_inline vector unsigned int
pix_multiply (vector unsigned int p, vector unsigned int a)
{
vector unsigned short hi, lo, mod;
/* unpack to short */
hi = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergeh ((vector unsigned char)AVV (0),
(vector unsigned char)p);
#else
vec_mergeh ((vector unsigned char) p,
(vector unsigned char) AVV (0));
#endif
mod = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergeh ((vector unsigned char)AVV (0),
(vector unsigned char)a);
#else
vec_mergeh ((vector unsigned char) a,
(vector unsigned char) AVV (0));
#endif
hi = vec_mladd (hi, mod, (vector unsigned short)
AVV (0x0080, 0x0080, 0x0080, 0x0080,
0x0080, 0x0080, 0x0080, 0x0080));
hi = vec_adds (hi, vec_sr (hi, vec_splat_u16 (8)));
hi = vec_sr (hi, vec_splat_u16 (8));
/* unpack to short */
lo = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergel ((vector unsigned char)AVV (0),
(vector unsigned char)p);
#else
vec_mergel ((vector unsigned char) p,
(vector unsigned char) AVV (0));
#endif
mod = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergel ((vector unsigned char)AVV (0),
(vector unsigned char)a);
#else
vec_mergel ((vector unsigned char) a,
(vector unsigned char) AVV (0));
#endif
lo = vec_mladd (lo, mod, (vector unsigned short)
AVV (0x0080, 0x0080, 0x0080, 0x0080,
0x0080, 0x0080, 0x0080, 0x0080));
lo = vec_adds (lo, vec_sr (lo, vec_splat_u16 (8)));
lo = vec_sr (lo, vec_splat_u16 (8));
return (vector unsigned int)vec_packsu (hi, lo);
}
static force_inline vector unsigned int
pix_add (vector unsigned int a, vector unsigned int b)
{
return (vector unsigned int)vec_adds ((vector unsigned char)a,
(vector unsigned char)b);
}
static force_inline vector unsigned int
pix_add_mul (vector unsigned int x,
vector unsigned int a,
vector unsigned int y,
vector unsigned int b)
{
vector unsigned int t1, t2;
t1 = pix_multiply (x, a);
t2 = pix_multiply (y, b);
return pix_add (t1, t2);
}
static force_inline vector unsigned int
negate (vector unsigned int src)
{
return vec_nor (src, src);
}
/* dest*~srca + src */
static force_inline vector unsigned int
over (vector unsigned int src,
vector unsigned int srca,
vector unsigned int dest)
{
vector unsigned char tmp = (vector unsigned char)
pix_multiply (dest, negate (srca));
tmp = vec_adds ((vector unsigned char)src, tmp);
return (vector unsigned int)tmp;
}
/* in == pix_multiply */
#define in_over(src, srca, mask, dest) \
over (pix_multiply (src, mask), \
pix_multiply (srca, mask), dest)
#ifdef WORDS_BIGENDIAN
#define COMPUTE_SHIFT_MASK(source) \
source ## _mask = vec_lvsl (0, source);
#define COMPUTE_SHIFT_MASKS(dest, source) \
source ## _mask = vec_lvsl (0, source);
#define COMPUTE_SHIFT_MASKC(dest, source, mask) \
mask ## _mask = vec_lvsl (0, mask); \
source ## _mask = vec_lvsl (0, source);
#define LOAD_VECTOR(source) \
do \
{ \
vector unsigned char tmp1, tmp2; \
tmp1 = (typeof(tmp1))vec_ld (0, source); \
tmp2 = (typeof(tmp2))vec_ld (15, source); \
v ## source = (typeof(v ## source)) \
vec_perm (tmp1, tmp2, source ## _mask); \
} while (0)
#define LOAD_VECTORS(dest, source) \
do \
{ \
LOAD_VECTOR(source); \
v ## dest = (typeof(v ## dest))vec_ld (0, dest); \
} while (0)
#define LOAD_VECTORSC(dest, source, mask) \
do \
{ \
LOAD_VECTORS(dest, source); \
LOAD_VECTOR(mask); \
} while (0)
#define DECLARE_SRC_MASK_VAR vector unsigned char src_mask
#define DECLARE_MASK_MASK_VAR vector unsigned char mask_mask
#else
/* Now the COMPUTE_SHIFT_{MASK, MASKS, MASKC} below are just no-op.
* They are defined that way because little endian altivec can do unaligned
* reads natively and have no need for constructing the permutation pattern
* variables.
*/
#define COMPUTE_SHIFT_MASK(source)
#define COMPUTE_SHIFT_MASKS(dest, source)
#define COMPUTE_SHIFT_MASKC(dest, source, mask)
# define LOAD_VECTOR(source) \
v ## source = (typeof(v ## source))vec_xl(0, source);
# define LOAD_VECTORS(dest, source) \
LOAD_VECTOR(source); \
LOAD_VECTOR(dest); \
# define LOAD_VECTORSC(dest, source, mask) \
LOAD_VECTORS(dest, source); \
LOAD_VECTOR(mask); \
#define DECLARE_SRC_MASK_VAR
#define DECLARE_MASK_MASK_VAR
#endif /* WORDS_BIGENDIAN */
#define LOAD_VECTORSM(dest, source, mask) \
LOAD_VECTORSC (dest, source, mask); \
v ## source = pix_multiply (v ## source, \
splat_alpha (v ## mask));
#define STORE_VECTOR(dest) \
vec_st ((vector unsigned int) v ## dest, 0, dest);
/* load 4 pixels from a 16-byte boundary aligned address */
static force_inline vector unsigned int
load_128_aligned (const uint32_t* src)
{
return *((vector unsigned int *) src);
}
/* load 4 pixels from a unaligned address */
static force_inline vector unsigned int
load_128_unaligned (const uint32_t* src)
{
vector unsigned int vsrc;
DECLARE_SRC_MASK_VAR;
COMPUTE_SHIFT_MASK (src);
LOAD_VECTOR (src);
return vsrc;
}
/* save 4 pixels on a 16-byte boundary aligned address */
static force_inline void
save_128_aligned (uint32_t* data,
vector unsigned int vdata)
{
STORE_VECTOR(data)
}
static force_inline vector unsigned int
create_mask_32_128 (uint32_t mask)
{
return (vector unsigned int) {mask, mask, mask, mask};
}
static force_inline vector unsigned int
unpacklo_128_16x8 (vector unsigned int data1, vector unsigned int data2)
{
vector unsigned char lo;
/* unpack to short */
lo = (vector unsigned char)
#ifdef WORDS_BIGENDIAN
vec_mergel ((vector unsigned char) data2,
(vector unsigned char) data1);
#else
vec_mergel ((vector unsigned char) data1,
(vector unsigned char) data2);
#endif
return (vector unsigned int) lo;
}
static force_inline vector unsigned int
unpackhi_128_16x8 (vector unsigned int data1, vector unsigned int data2)
{
vector unsigned char hi;
/* unpack to short */
hi = (vector unsigned char)
#ifdef WORDS_BIGENDIAN
vec_mergeh ((vector unsigned char) data2,
(vector unsigned char) data1);
#else
vec_mergeh ((vector unsigned char) data1,
(vector unsigned char) data2);
#endif
return (vector unsigned int) hi;
}
static force_inline vector unsigned int
unpacklo_128_8x16 (vector unsigned int data1, vector unsigned int data2)
{
vector unsigned short lo;
/* unpack to char */
lo = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergel ((vector unsigned short) data2,
(vector unsigned short) data1);
#else
vec_mergel ((vector unsigned short) data1,
(vector unsigned short) data2);
#endif
return (vector unsigned int) lo;
}
static force_inline vector unsigned int
unpackhi_128_8x16 (vector unsigned int data1, vector unsigned int data2)
{
vector unsigned short hi;
/* unpack to char */
hi = (vector unsigned short)
#ifdef WORDS_BIGENDIAN
vec_mergeh ((vector unsigned short) data2,
(vector unsigned short) data1);
#else
vec_mergeh ((vector unsigned short) data1,
(vector unsigned short) data2);
#endif
return (vector unsigned int) hi;
}
static force_inline void
unpack_128_2x128 (vector unsigned int data1, vector unsigned int data2,
vector unsigned int* data_lo, vector unsigned int* data_hi)
{
*data_lo = unpacklo_128_16x8(data1, data2);
*data_hi = unpackhi_128_16x8(data1, data2);
}
static force_inline void
unpack_128_2x128_16 (vector unsigned int data1, vector unsigned int data2,
vector unsigned int* data_lo, vector unsigned int* data_hi)
{
*data_lo = unpacklo_128_8x16(data1, data2);
*data_hi = unpackhi_128_8x16(data1, data2);
}
static force_inline vector unsigned int
unpack_565_to_8888 (vector unsigned int lo)
{
vector unsigned int r, g, b, rb, t;
r = vec_and (vec_sl(lo, create_mask_32_128(8)), mask_red);
g = vec_and (vec_sl(lo, create_mask_32_128(5)), mask_green);
b = vec_and (vec_sl(lo, create_mask_32_128(3)), mask_blue);
rb = vec_or (r, b);
t = vec_and (rb, mask_565_fix_rb);
t = vec_sr (t, create_mask_32_128(5));
rb = vec_or (rb, t);
t = vec_and (g, mask_565_fix_g);
t = vec_sr (t, create_mask_32_128(6));
g = vec_or (g, t);
return vec_or (rb, g);
}
static force_inline int
is_opaque (vector unsigned int x)
{
uint32_t cmp_result;
vector bool int ffs = vec_cmpeq(x, x);
cmp_result = vec_all_eq(x, ffs);
return (cmp_result & 0x8888) == 0x8888;
}
static force_inline int
is_zero (vector unsigned int x)
{
uint32_t cmp_result;
cmp_result = vec_all_eq(x, (vector unsigned int) AVV(0));
return cmp_result == 0xffff;
}
static force_inline int
is_transparent (vector unsigned int x)
{
uint32_t cmp_result;
cmp_result = vec_all_eq(x, (vector unsigned int) AVV(0));
return (cmp_result & 0x8888) == 0x8888;
}
static force_inline uint32_t
core_combine_over_u_pixel_vmx (uint32_t src, uint32_t dst)
{
uint32_t a;
a = ALPHA_8(src);
if (a == 0xff)
{
return src;
}
else if (src)
{
UN8x4_MUL_UN8_ADD_UN8x4(dst, (~a & MASK), src);
}
return dst;
}
static force_inline uint32_t
combine1 (const uint32_t *ps, const uint32_t *pm)
{
uint32_t s = *ps;
if (pm)
UN8x4_MUL_UN8(s, ALPHA_8(*pm));
return s;
}
static force_inline vector unsigned int
combine4 (const uint32_t* ps, const uint32_t* pm)
{
vector unsigned int src, msk;
if (pm)
{
msk = load_128_unaligned(pm);
if (is_transparent(msk))
return (vector unsigned int) AVV(0);
}
src = load_128_unaligned(ps);
if (pm)
src = pix_multiply(src, msk);
return src;
}
static void
vmx_combine_over_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = over (vsrc, splat_alpha (vsrc), vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
dest[i] = d;
}
}
static void
vmx_combine_over_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t ia;
UN8x4_MUL_UN8 (s, m);
ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = over (vsrc, splat_alpha (vsrc), vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t ia;
UN8x4_MUL_UN8 (s, m);
ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
dest[i] = d;
}
}
static void
vmx_combine_over_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_over_u_mask (dest, src, mask, width);
else
vmx_combine_over_u_no_mask (dest, src, width);
}
static void
vmx_combine_over_reverse_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t ia = ALPHA_8 (~d);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ia, d);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = over (vdest, splat_alpha (vdest), vsrc);
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t ia = ALPHA_8 (~dest[i]);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ia, d);
dest[i] = s;
}
}
static void
vmx_combine_over_reverse_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t ia = ALPHA_8 (~d);
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ia, d);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = over (vdest, splat_alpha (vdest), vsrc);
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t ia = ALPHA_8 (~dest[i]);
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ia, d);
dest[i] = s;
}
}
static void
vmx_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)
{
if (mask)
vmx_combine_over_reverse_u_mask (dest, src, mask, width);
else
vmx_combine_over_reverse_u_no_mask (dest, src, width);
}
static void
vmx_combine_in_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t a = ALPHA_8 (*dest);
UN8x4_MUL_UN8 (s, a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_multiply (vsrc, splat_alpha (vdest));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t a = ALPHA_8 (dest[i]);
UN8x4_MUL_UN8 (s, a);
dest[i] = s;
}
}
static void
vmx_combine_in_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t a = ALPHA_8 (*dest);
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8 (s, a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_multiply (vsrc, splat_alpha (vdest));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t a = ALPHA_8 (dest[i]);
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8 (s, a);
dest[i] = s;
}
}
static void
vmx_combine_in_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_in_u_mask (dest, src, mask, width);
else
vmx_combine_in_u_no_mask (dest, src, width);
}
static void
vmx_combine_in_reverse_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t d = *dest;
uint32_t a = ALPHA_8 (*src++);
UN8x4_MUL_UN8 (d, a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_multiply (vdest, splat_alpha (vsrc));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t d = dest[i];
uint32_t a = ALPHA_8 (src[i]);
UN8x4_MUL_UN8 (d, a);
dest[i] = d;
}
}
static void
vmx_combine_in_reverse_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t d = *dest;
uint32_t a = *src++;
UN8x4_MUL_UN8 (a, m);
a = ALPHA_8 (a);
UN8x4_MUL_UN8 (d, a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_multiply (vdest, splat_alpha (vsrc));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t d = dest[i];
uint32_t a = src[i];
UN8x4_MUL_UN8 (a, m);
a = ALPHA_8 (a);
UN8x4_MUL_UN8 (d, a);
dest[i] = d;
}
}
static void
vmx_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)
{
if (mask)
vmx_combine_in_reverse_u_mask (dest, src, mask, width);
else
vmx_combine_in_reverse_u_no_mask (dest, src, width);
}
static void
vmx_combine_out_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t a = ALPHA_8 (~(*dest));
UN8x4_MUL_UN8 (s, a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_multiply (vsrc, splat_alpha (negate (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t a = ALPHA_8 (~dest[i]);
UN8x4_MUL_UN8 (s, a);
dest[i] = s;
}
}
static void
vmx_combine_out_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t a = ALPHA_8 (~(*dest));
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8 (s, a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_multiply (vsrc, splat_alpha (negate (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t a = ALPHA_8 (~dest[i]);
UN8x4_MUL_UN8 (s, m);
UN8x4_MUL_UN8 (s, a);
dest[i] = s;
}
}
static void
vmx_combine_out_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_out_u_mask (dest, src, mask, width);
else
vmx_combine_out_u_no_mask (dest, src, width);
}
static void
vmx_combine_out_reverse_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t d = *dest;
uint32_t a = ALPHA_8 (~(*src++));
UN8x4_MUL_UN8 (d, a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_multiply (vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t d = dest[i];
uint32_t a = ALPHA_8 (~src[i]);
UN8x4_MUL_UN8 (d, a);
dest[i] = d;
}
}
static void
vmx_combine_out_reverse_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t d = *dest;
uint32_t a = *src++;
UN8x4_MUL_UN8 (a, m);
a = ALPHA_8 (~a);
UN8x4_MUL_UN8 (d, a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_multiply (vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t d = dest[i];
uint32_t a = src[i];
UN8x4_MUL_UN8 (a, m);
a = ALPHA_8 (~a);
UN8x4_MUL_UN8 (d, a);
dest[i] = d;
}
}
static void
vmx_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)
{
if (mask)
vmx_combine_out_reverse_u_mask (dest, src, mask, width);
else
vmx_combine_out_reverse_u_no_mask (dest, src, width);
}
static void
vmx_combine_atop_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t dest_a = ALPHA_8 (d);
uint32_t src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_a, d, src_ia);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_add_mul (vsrc, splat_alpha (vdest),
vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t dest_a = ALPHA_8 (d);
uint32_t src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_a, d, src_ia);
dest[i] = s;
}
}
static void
vmx_combine_atop_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t dest_a = ALPHA_8 (d);
uint32_t src_ia;
UN8x4_MUL_UN8 (s, m);
src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_a, d, src_ia);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_add_mul (vsrc, splat_alpha (vdest),
vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t dest_a = ALPHA_8 (d);
uint32_t src_ia;
UN8x4_MUL_UN8 (s, m);
src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_a, d, src_ia);
dest[i] = s;
}
}
static void
vmx_combine_atop_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_atop_u_mask (dest, src, mask, width);
else
vmx_combine_atop_u_no_mask (dest, src, width);
}
static void
vmx_combine_atop_reverse_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t src_a = ALPHA_8 (s);
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_add_mul (vdest, splat_alpha (vsrc),
vsrc, splat_alpha (negate (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t src_a = ALPHA_8 (s);
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_a);
dest[i] = s;
}
}
static void
vmx_combine_atop_reverse_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t src_a;
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8 (s, m);
src_a = ALPHA_8 (s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_add_mul (vdest, splat_alpha (vsrc),
vsrc, splat_alpha (negate (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t src_a;
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8 (s, m);
src_a = ALPHA_8 (s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_a);
dest[i] = s;
}
}
static void
vmx_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)
{
if (mask)
vmx_combine_atop_reverse_u_mask (dest, src, mask, width);
else
vmx_combine_atop_reverse_u_no_mask (dest, src, width);
}
static void
vmx_combine_xor_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t src_ia = ALPHA_8 (~s);
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_ia);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_add_mul (vsrc, splat_alpha (negate (vdest)),
vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t src_ia = ALPHA_8 (~s);
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_ia);
dest[i] = s;
}
}
static void
vmx_combine_xor_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t src_ia;
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8 (s, m);
src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_ia);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_add_mul (vsrc, splat_alpha (negate (vdest)),
vdest, splat_alpha (negate (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t src_ia;
uint32_t dest_ia = ALPHA_8 (~d);
UN8x4_MUL_UN8 (s, m);
src_ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4_MUL_UN8 (s, dest_ia, d, src_ia);
dest[i] = s;
}
}
static void
vmx_combine_xor_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_xor_u_mask (dest, src, mask, width);
else
vmx_combine_xor_u_no_mask (dest, src, width);
}
static void
vmx_combine_add_u_no_mask (uint32_t * dest,
const uint32_t *src,
int width)
{
int i;
vector unsigned int vdest, vsrc;
DECLARE_SRC_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t s = *src++;
uint32_t d = *dest;
UN8x4_ADD_UN8x4 (d, s);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKS (dest, src);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORS (dest, src);
vdest = pix_add (vsrc, vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t s = src[i];
uint32_t d = dest[i];
UN8x4_ADD_UN8x4 (d, s);
dest[i] = d;
}
}
static void
vmx_combine_add_u_mask (uint32_t * dest,
const uint32_t *src,
const uint32_t *mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t m = ALPHA_8 (*mask++);
uint32_t s = *src++;
uint32_t d = *dest;
UN8x4_MUL_UN8 (s, m);
UN8x4_ADD_UN8x4 (d, s);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSM (dest, src, mask);
vdest = pix_add (vsrc, vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t m = ALPHA_8 (mask[i]);
uint32_t s = src[i];
uint32_t d = dest[i];
UN8x4_MUL_UN8 (s, m);
UN8x4_ADD_UN8x4 (d, s);
dest[i] = d;
}
}
static void
vmx_combine_add_u (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
if (mask)
vmx_combine_add_u_mask (dest, src, mask, width);
else
vmx_combine_add_u_no_mask (dest, src, width);
}
static void
vmx_combine_src_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
UN8x4_MUL_UN8x4 (s, a);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_multiply (vsrc, vmask);
STORE_VECTOR (dest);
mask += 4;
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
UN8x4_MUL_UN8x4 (s, a);
dest[i] = s;
}
}
static void
vmx_combine_over_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (s);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ~a, s);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = in_over (vsrc, splat_alpha (vsrc), vmask, vdest);
STORE_VECTOR (dest);
mask += 4;
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (s);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4 (d, ~a, s);
dest[i] = d;
}
}
static void
vmx_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)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t ida = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ida, d);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = over (vdest, splat_alpha (vdest), pix_multiply (vsrc, vmask));
STORE_VECTOR (dest);
mask += 4;
src += 4;
dest += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t ida = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8_ADD_UN8x4 (s, ida, d);
dest[i] = s;
}
}
static void
vmx_combine_in_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t da = ALPHA_8 (*dest);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (s, da);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_multiply (pix_multiply (vsrc, vmask), splat_alpha (vdest));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t da = ALPHA_8 (dest[i]);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (s, da);
dest[i] = s;
}
}
static void
vmx_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)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (*src++);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4 (d, a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_multiply (vdest, pix_multiply (vmask, splat_alpha (vsrc)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (src[i]);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4 (d, a);
dest[i] = d;
}
}
static void
vmx_combine_out_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (s, da);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_multiply (
pix_multiply (vsrc, vmask), splat_alpha (negate (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (s, da);
dest[i] = s;
}
}
static void
vmx_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)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (s);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4 (d, ~a);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_multiply (
vdest, negate (pix_multiply (vmask, splat_alpha (vsrc))));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (s);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4 (d, ~a);
dest[i] = d;
}
}
static void
vmx_combine_atop_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask, vsrca;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, ~a, s, da);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vsrca = splat_alpha (vsrc);
vsrc = pix_multiply (vsrc, vmask);
vmask = pix_multiply (vmask, vsrca);
vdest = pix_add_mul (vsrc, splat_alpha (vdest),
negate (vmask), vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, ~a, s, da);
dest[i] = d;
}
}
static void
vmx_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)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, a, s, da);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_add_mul (vdest,
pix_multiply (vmask, splat_alpha (vsrc)),
pix_multiply (vsrc, vmask),
negate (splat_alpha (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, a, s, da);
dest[i] = d;
}
}
static void
vmx_combine_xor_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, ~a, s, da);
*dest++ = d;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_add_mul (vdest,
negate (pix_multiply (vmask, splat_alpha (vsrc))),
pix_multiply (vsrc, vmask),
negate (splat_alpha (vdest)));
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
uint32_t sa = ALPHA_8 (s);
uint32_t da = ALPHA_8 (~d);
UN8x4_MUL_UN8x4 (s, a);
UN8x4_MUL_UN8 (a, sa);
UN8x4_MUL_UN8x4_ADD_UN8x4_MUL_UN8 (d, ~a, s, da);
dest[i] = d;
}
}
static void
vmx_combine_add_ca (pixman_implementation_t *imp,
pixman_op_t op,
uint32_t * dest,
const uint32_t * src,
const uint32_t * mask,
int width)
{
int i;
vector unsigned int vdest, vsrc, vmask;
DECLARE_SRC_MASK_VAR;
DECLARE_MASK_MASK_VAR;
while (width && ((uintptr_t)dest & 15))
{
uint32_t a = *mask++;
uint32_t s = *src++;
uint32_t d = *dest;
UN8x4_MUL_UN8x4 (s, a);
UN8x4_ADD_UN8x4 (s, d);
*dest++ = s;
width--;
}
COMPUTE_SHIFT_MASKC (dest, src, mask);
/* printf ("%s\n",__PRETTY_FUNCTION__); */
for (i = width / 4; i > 0; i--)
{
LOAD_VECTORSC (dest, src, mask);
vdest = pix_add (pix_multiply (vsrc, vmask), vdest);
STORE_VECTOR (dest);
src += 4;
dest += 4;
mask += 4;
}
for (i = width % 4; --i >= 0;)
{
uint32_t a = mask[i];
uint32_t s = src[i];
uint32_t d = dest[i];
UN8x4_MUL_UN8x4 (s, a);
UN8x4_ADD_UN8x4 (s, d);
dest[i] = s;
}
}
static void
vmx_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;
int dst_stride, mask_stride;
int32_t w;
uint32_t m, d, s, ia;
vector unsigned int vsrc, valpha, vmask, vdst;
src = _pixman_image_get_solid (imp, src_image, dest_image->bits.format);
srca = ALPHA_8(src);
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, uint8_t, mask_stride, mask_line, 1);
vsrc = (vector unsigned int) {src, src, src, src};
valpha = splat_alpha(vsrc);
while (height--)
{
const uint8_t *pm = mask_line;
dst = dst_line;
dst_line += dst_stride;
mask_line += mask_stride;
w = width;
while (w && (uintptr_t)dst & 15)
{
s = src;
m = *pm++;
if (m)
{
d = *dst;
UN8x4_MUL_UN8 (s, m);
ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
*dst = d;
}
w--;
dst++;
}
while (w >= 4)
{
m = *((uint32_t*)pm);
if (srca == 0xff && m == 0xffffffff)
{
save_128_aligned(dst, vsrc);
}
else if (m)
{
vmask = splat_pixel((vector unsigned int) {m, m, m, m});
/* dst is 16-byte aligned */
vdst = in_over (vsrc, valpha, vmask, load_128_aligned (dst));
save_128_aligned(dst, vdst);
}
w -= 4;
dst += 4;
pm += 4;
}
while (w)
{
s = src;
m = *pm++;
if (m)
{
d = *dst;
UN8x4_MUL_UN8 (s, m);
ia = ALPHA_8 (~s);
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, s);
*dst = d;
}
w--;
dst++;
}
}
}
static pixman_bool_t
vmx_fill (pixman_implementation_t *imp,
uint32_t * bits,
int stride,
int bpp,
int x,
int y,
int width,
int height,
uint32_t filler)
{
uint32_t byte_width;
uint8_t *byte_line;
vector unsigned int vfiller;
if (bpp == 8)
{
uint8_t b;
uint16_t w;
stride = stride * (int) sizeof (uint32_t) / 1;
byte_line = (uint8_t *)(((uint8_t *)bits) + stride * y + x);
byte_width = width;
stride *= 1;
b = filler & 0xff;
w = (b << 8) | b;
filler = (w << 16) | w;
}
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 if (bpp == 32)
{
stride = stride * (int) sizeof (uint32_t) / 4;
byte_line = (uint8_t *)(((uint32_t *)bits) + stride * y + x);
byte_width = 4 * width;
stride *= 4;
}
else
{
return FALSE;
}
vfiller = create_mask_32_128(filler);
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;
w -= 1;
d += 1;
}
while (w >= 2 && ((uintptr_t)d & 3))
{
*(uint16_t *)d = filler;
w -= 2;
d += 2;
}
while (w >= 4 && ((uintptr_t)d & 15))
{
*(uint32_t *)d = filler;
w -= 4;
d += 4;
}
while (w >= 128)
{
vec_st(vfiller, 0, (uint32_t *) d);
vec_st(vfiller, 0, (uint32_t *) d + 4);
vec_st(vfiller, 0, (uint32_t *) d + 8);
vec_st(vfiller, 0, (uint32_t *) d + 12);
vec_st(vfiller, 0, (uint32_t *) d + 16);
vec_st(vfiller, 0, (uint32_t *) d + 20);
vec_st(vfiller, 0, (uint32_t *) d + 24);
vec_st(vfiller, 0, (uint32_t *) d + 28);
d += 128;
w -= 128;
}
if (w >= 64)
{
vec_st(vfiller, 0, (uint32_t *) d);
vec_st(vfiller, 0, (uint32_t *) d + 4);
vec_st(vfiller, 0, (uint32_t *) d + 8);
vec_st(vfiller, 0, (uint32_t *) d + 12);
d += 64;
w -= 64;
}
if (w >= 32)
{
vec_st(vfiller, 0, (uint32_t *) d);
vec_st(vfiller, 0, (uint32_t *) d + 4);
d += 32;
w -= 32;
}
if (w >= 16)
{
vec_st(vfiller, 0, (uint32_t *) d);
d += 16;
w -= 16;
}
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;
w -= 1;
d += 1;
}
}
return TRUE;
}
static void
vmx_composite_src_x888_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
int32_t w;
int dst_stride, src_stride;
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 && (uintptr_t)dst & 15)
{
*dst++ = *src++ | 0xff000000;
w--;
}
while (w >= 16)
{
vector unsigned int vmx_src1, vmx_src2, vmx_src3, vmx_src4;
vmx_src1 = load_128_unaligned (src);
vmx_src2 = load_128_unaligned (src + 4);
vmx_src3 = load_128_unaligned (src + 8);
vmx_src4 = load_128_unaligned (src + 12);
save_128_aligned (dst, vec_or (vmx_src1, mask_ff000000));
save_128_aligned (dst + 4, vec_or (vmx_src2, mask_ff000000));
save_128_aligned (dst + 8, vec_or (vmx_src3, mask_ff000000));
save_128_aligned (dst + 12, vec_or (vmx_src4, mask_ff000000));
dst += 16;
src += 16;
w -= 16;
}
while (w)
{
*dst++ = *src++ | 0xff000000;
w--;
}
}
}
static void
vmx_composite_over_n_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t *dst_line, *dst;
uint32_t src, ia;
int i, w, dst_stride;
vector unsigned int vdst, vsrc, via;
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 = (vector unsigned int){src, src, src, src};
via = negate (splat_alpha (vsrc));
ia = ALPHA_8 (~src);
while (height--)
{
dst = dst_line;
dst_line += dst_stride;
w = width;
while (w && ((uintptr_t)dst & 15))
{
uint32_t d = *dst;
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, src);
*dst++ = d;
w--;
}
for (i = w / 4; i > 0; i--)
{
vdst = pix_multiply (load_128_aligned (dst), via);
save_128_aligned (dst, pix_add (vsrc, vdst));
dst += 4;
}
for (i = w % 4; --i >= 0;)
{
uint32_t d = dst[i];
UN8x4_MUL_UN8_ADD_UN8x4 (d, ia, src);
dst[i] = d;
}
}
}
static void
vmx_composite_over_8888_8888 (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
int dst_stride, src_stride;
uint32_t *dst_line, *dst;
uint32_t *src_line, *src;
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);
dst = dst_line;
src = src_line;
while (height--)
{
vmx_combine_over_u (imp, op, dst, src, NULL, width);
dst += dst_stride;
src += src_stride;
}
}
static void
vmx_composite_over_n_8888_8888_ca (pixman_implementation_t *imp,
pixman_composite_info_t *info)
{
PIXMAN_COMPOSITE_ARGS (info);
uint32_t src, ia;
uint32_t *dst_line, d;
uint32_t *mask_line, m;
uint32_t pack_cmp;
int dst_stride, mask_stride;
vector unsigned int vsrc, valpha, vmask, vdest;
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 = (vector unsigned int) {src, src, src, src};
valpha = splat_alpha(vsrc);
ia = ALPHA_8 (src);
while (height--)
{
int w = width;
const uint32_t *pm = (uint32_t *)mask_line;
uint32_t *pd = (uint32_t *)dst_line;
uint32_t s;
dst_line += dst_stride;
mask_line += mask_stride;
while (w && (uintptr_t)pd & 15)
{
s = src;
m = *pm++;
if (m)
{
d = *pd;
UN8x4_MUL_UN8x4 (s, m);
UN8x4_MUL_UN8 (m, ia);
m = ~m;
UN8x4_MUL_UN8x4_ADD_UN8x4 (d, m, s);
*pd = d;
}
pd++;
w--;
}
while (w >= 4)
{
/* pm is NOT necessarily 16-byte aligned */
vmask = load_128_unaligned (pm);
pack_cmp = vec_all_eq(vmask, (vector unsigned int) AVV(0));
/* if all bits in mask are zero, pack_cmp is not 0 */
if (pack_cmp == 0)
{
/* pd is 16-byte aligned */
vdest = in_over (vsrc, valpha, vmask, load_128_aligned (pd));
save_128_aligned(pd, vdest);
}
pd += 4;
pm += 4;
w -= 4;
}
while (w)
{
s = src;
m = *pm++;
if (m)
{
d = *pd;
UN8x4_MUL_UN8x4 (s, m);
UN8x4_MUL_UN8 (m, ia);
m = ~m;
UN8x4_MUL_UN8x4_ADD_UN8x4 (d, m, s);
*pd = d;
}
pd++;
w--;
}
}
}
static void
vmx_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;
uint16_t t;
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;
src = src_line;
dst_line += dst_stride;
src_line += src_stride;
w = width;
/* Small head */
while (w && (uintptr_t)dst & 3)
{
t = (*dst) + (*src++);
*dst++ = t | (0 - (t >> 8));
w--;
}
vmx_combine_add_u (imp, op,
(uint32_t*)dst, (uint32_t*)src, NULL, w >> 2);
/* Small tail */
dst += w & 0xfffc;
src += w & 0xfffc;
w &= 3;
while (w)
{
t = (*dst) + (*src++);
*dst++ = t | (0 - (t >> 8));
w--;
}
}
}
static void
vmx_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;
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;
vmx_combine_add_u (imp, op, dst, src, NULL, width);
}
}
static force_inline void
scaled_nearest_scanline_vmx_8888_8888_OVER (uint32_t* pd,
const uint32_t* ps,
int32_t w,
pixman_fixed_t vx,
pixman_fixed_t unit_x,
pixman_fixed_t src_width_fixed,
pixman_bool_t fully_transparent_src)
{
uint32_t s, d;
const uint32_t* pm = NULL;
vector unsigned int vsrc, vdst;
if (fully_transparent_src)
return;
/* Align dst on a 16-byte boundary */
while (w && ((uintptr_t)pd & 15))
{
d = *pd;
s = combine1 (ps + pixman_fixed_to_int (vx), pm);
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
*pd++ = core_combine_over_u_pixel_vmx (s, d);
if (pm)
pm++;
w--;
}
while (w >= 4)
{
uint32_t tmp[4];
tmp[0] = *(ps + pixman_fixed_to_int (vx));
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
tmp[1] = *(ps + pixman_fixed_to_int (vx));
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
tmp[2] = *(ps + pixman_fixed_to_int (vx));
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
tmp[3] = *(ps + pixman_fixed_to_int (vx));
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
vsrc = combine4 (tmp, pm);
if (is_opaque (vsrc))
{
save_128_aligned (pd, vsrc);
}
else if (!is_zero (vsrc))
{
vdst = over(vsrc, splat_alpha(vsrc), load_128_aligned (pd));
save_128_aligned (pd, vdst);
}
w -= 4;
pd += 4;
if (pm)
pm += 4;
}
while (w)
{
d = *pd;
s = combine1 (ps + pixman_fixed_to_int (vx), pm);
vx += unit_x;
while (vx >= 0)
vx -= src_width_fixed;
*pd++ = core_combine_over_u_pixel_vmx (s, d);
if (pm)
pm++;
w--;
}
}
FAST_NEAREST_MAINLOOP (vmx_8888_8888_cover_OVER,
scaled_nearest_scanline_vmx_8888_8888_OVER,
uint32_t, uint32_t, COVER)
FAST_NEAREST_MAINLOOP (vmx_8888_8888_none_OVER,
scaled_nearest_scanline_vmx_8888_8888_OVER,
uint32_t, uint32_t, NONE)
FAST_NEAREST_MAINLOOP (vmx_8888_8888_pad_OVER,
scaled_nearest_scanline_vmx_8888_8888_OVER,
uint32_t, uint32_t, PAD)
FAST_NEAREST_MAINLOOP (vmx_8888_8888_normal_OVER,
scaled_nearest_scanline_vmx_8888_8888_OVER,
uint32_t, uint32_t, NORMAL)
static const pixman_fast_path_t vmx_fast_paths[] =
{
PIXMAN_STD_FAST_PATH (OVER, solid, null, a8r8g8b8, vmx_composite_over_n_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, null, x8r8g8b8, vmx_composite_over_n_8888),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, vmx_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, vmx_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, vmx_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, vmx_composite_over_8888_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, vmx_composite_over_n_8_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, vmx_composite_over_n_8_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, vmx_composite_over_n_8_8888),
PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, vmx_composite_over_n_8_8888),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, vmx_composite_over_n_8888_8888_ca),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, vmx_composite_over_n_8888_8888_ca),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, vmx_composite_over_n_8888_8888_ca),
PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, vmx_composite_over_n_8888_8888_ca),
/* PIXMAN_OP_ADD */
PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, vmx_composite_add_8_8),
PIXMAN_STD_FAST_PATH (ADD, a8r8g8b8, null, a8r8g8b8, vmx_composite_add_8888_8888),
PIXMAN_STD_FAST_PATH (ADD, a8b8g8r8, null, a8b8g8r8, vmx_composite_add_8888_8888),
/* PIXMAN_OP_SRC */
PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, a8r8g8b8, vmx_composite_src_x888_8888),
PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, a8b8g8r8, vmx_composite_src_x888_8888),
SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, x8r8g8b8, vmx_8888_8888),
SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, x8b8g8r8, vmx_8888_8888),
SIMPLE_NEAREST_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, vmx_8888_8888),
SIMPLE_NEAREST_FAST_PATH (OVER, a8b8g8r8, a8b8g8r8, vmx_8888_8888),
{ PIXMAN_OP_NONE },
};
static uint32_t *
vmx_fetch_x8r8g8b8 (pixman_iter_t *iter, const uint32_t *mask)
{
int w = iter->width;
vector unsigned int ff000000 = mask_ff000000;
uint32_t *dst = iter->buffer;
uint32_t *src = (uint32_t *)iter->bits;
iter->bits += iter->stride;
while (w && ((uintptr_t)dst) & 0x0f)
{
*dst++ = (*src++) | 0xff000000;
w--;
}
while (w >= 4)
{
save_128_aligned(dst, vec_or(load_128_unaligned(src), ff000000));
dst += 4;
src += 4;
w -= 4;
}
while (w)
{
*dst++ = (*src++) | 0xff000000;
w--;
}
return iter->buffer;
}
static uint32_t *
vmx_fetch_a8 (pixman_iter_t *iter, const uint32_t *mask)
{
int w = iter->width;
uint32_t *dst = iter->buffer;
uint8_t *src = iter->bits;
vector unsigned int vmx0, vmx1, vmx2, vmx3, vmx4, vmx5, vmx6;
iter->bits += iter->stride;
while (w && (((uintptr_t)dst) & 15))
{
*dst++ = *(src++) << 24;
w--;
}
while (w >= 16)
{
vmx0 = load_128_unaligned((uint32_t *) src);
unpack_128_2x128((vector unsigned int) AVV(0), vmx0, &vmx1, &vmx2);
unpack_128_2x128_16((vector unsigned int) AVV(0), vmx1, &vmx3, &vmx4);
unpack_128_2x128_16((vector unsigned int) AVV(0), vmx2, &vmx5, &vmx6);
save_128_aligned(dst, vmx6);
save_128_aligned((dst + 4), vmx5);
save_128_aligned((dst + 8), vmx4);
save_128_aligned((dst + 12), vmx3);
dst += 16;
src += 16;
w -= 16;
}
while (w)
{
*dst++ = *(src++) << 24;
w--;
}
return iter->buffer;
}
#define IMAGE_FLAGS \
(FAST_PATH_STANDARD_FLAGS | FAST_PATH_ID_TRANSFORM | \
FAST_PATH_BITS_IMAGE | FAST_PATH_SAMPLES_COVER_CLIP_NEAREST)
static const pixman_iter_info_t vmx_iters[] =
{
{ PIXMAN_x8r8g8b8, IMAGE_FLAGS, ITER_NARROW,
_pixman_iter_init_bits_stride, vmx_fetch_x8r8g8b8, NULL
},
{ PIXMAN_a8, IMAGE_FLAGS, ITER_NARROW,
_pixman_iter_init_bits_stride, vmx_fetch_a8, NULL
},
{ PIXMAN_null },
};
pixman_implementation_t *
_pixman_implementation_create_vmx (pixman_implementation_t *fallback)
{
pixman_implementation_t *imp = _pixman_implementation_create (fallback, vmx_fast_paths);
/* VMX constants */
mask_ff000000 = create_mask_32_128 (0xff000000);
mask_red = create_mask_32_128 (0x00f80000);
mask_green = create_mask_32_128 (0x0000fc00);
mask_blue = create_mask_32_128 (0x000000f8);
mask_565_fix_rb = create_mask_32_128 (0x00e000e0);
mask_565_fix_g = create_mask_32_128 (0x0000c000);
/* Set up function pointers */
imp->combine_32[PIXMAN_OP_OVER] = vmx_combine_over_u;
imp->combine_32[PIXMAN_OP_OVER_REVERSE] = vmx_combine_over_reverse_u;
imp->combine_32[PIXMAN_OP_IN] = vmx_combine_in_u;
imp->combine_32[PIXMAN_OP_IN_REVERSE] = vmx_combine_in_reverse_u;
imp->combine_32[PIXMAN_OP_OUT] = vmx_combine_out_u;
imp->combine_32[PIXMAN_OP_OUT_REVERSE] = vmx_combine_out_reverse_u;
imp->combine_32[PIXMAN_OP_ATOP] = vmx_combine_atop_u;
imp->combine_32[PIXMAN_OP_ATOP_REVERSE] = vmx_combine_atop_reverse_u;
imp->combine_32[PIXMAN_OP_XOR] = vmx_combine_xor_u;
imp->combine_32[PIXMAN_OP_ADD] = vmx_combine_add_u;
imp->combine_32_ca[PIXMAN_OP_SRC] = vmx_combine_src_ca;
imp->combine_32_ca[PIXMAN_OP_OVER] = vmx_combine_over_ca;
imp->combine_32_ca[PIXMAN_OP_OVER_REVERSE] = vmx_combine_over_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_IN] = vmx_combine_in_ca;
imp->combine_32_ca[PIXMAN_OP_IN_REVERSE] = vmx_combine_in_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_OUT] = vmx_combine_out_ca;
imp->combine_32_ca[PIXMAN_OP_OUT_REVERSE] = vmx_combine_out_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_ATOP] = vmx_combine_atop_ca;
imp->combine_32_ca[PIXMAN_OP_ATOP_REVERSE] = vmx_combine_atop_reverse_ca;
imp->combine_32_ca[PIXMAN_OP_XOR] = vmx_combine_xor_ca;
imp->combine_32_ca[PIXMAN_OP_ADD] = vmx_combine_add_ca;
imp->fill = vmx_fill;
imp->iter_info = vmx_iters;
return imp;
}