pixman/pixman-arm-neon.c

   1 /*
   2  * Copyright © 2009 ARM Ltd, Movial Creative Technologies Oy
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is hereby granted without fee, provided that
   6  * the above copyright notice appear in all copies and that both that
   7  * copyright notice and this permission notice appear in supporting
   8  * documentation, and that the name of ARM Ltd not be used in
   9  * advertising or publicity pertaining to distribution of the software without
  10  * specific, written prior permission.  ARM Ltd makes no
  11  * representations about the suitability of this software for any purpose.  It
  12  * is provided "as is" without express or implied warranty.
  13  *
  14  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
  15  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
  16  * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
  17  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  18  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
  19  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  20  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  21  * SOFTWARE.
  22  *
  23  * Author:  Ian Rickards (ian.rickards@arm.com)
  24  * Author:  Jonathan Morton (jonathan.morton@movial.com)
  25  * Author:  Markku Vire (markku.vire@movial.com)
  26  *
  27  */
  28
  29 #ifdef HAVE_CONFIG_H
  30 #include <config.h>
  31 #endif
  32
  33 #include <string.h>
  34 #include "pixman-private.h"
  35 #include "pixman-arm-common.h"
  36
  37 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_8888_8888,
  38                                    uint32_t, 1, uint32_t, 1)
  39 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_x888_8888,
  40                                    uint32_t, 1, uint32_t, 1)
  41 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_0565_0565,
  42                                    uint16_t, 1, uint16_t, 1)
  43 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_0888_0888,
  44                                    uint8_t, 3, uint8_t, 3)
  45 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_8888_0565,
  46                                    uint32_t, 1, uint16_t, 1)
  47 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_0565_8888,
  48                                    uint16_t, 1, uint32_t, 1)
  49 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_0888_8888_rev,
  50                                    uint8_t, 3, uint32_t, 1)
  51 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_0888_0565_rev,
  52                                    uint8_t, 3, uint16_t, 1)
  53 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, src_pixbuf_8888,
  54                                    uint32_t, 1, uint32_t, 1)
  55 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, add_8_8,
  56                                    uint8_t, 1, uint8_t, 1)
  57 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, add_8888_8888,
  58                                    uint32_t, 1, uint32_t, 1)
  59 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, over_8888_0565,
  60                                    uint32_t, 1, uint16_t, 1)
  61 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, over_8888_8888,
  62                                    uint32_t, 1, uint32_t, 1)
  63 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (neon, out_reverse_8_0565,
  64                                    uint8_t, 1, uint16_t, 1)
  65
  66 PIXMAN_ARM_BIND_FAST_PATH_N_DST (neon, over_n_0565,
  67                                  uint16_t, 1)
  68 PIXMAN_ARM_BIND_FAST_PATH_N_DST (neon, over_n_8888,
  69                                  uint32_t, 1)
  70 PIXMAN_ARM_BIND_FAST_PATH_N_DST (neon, over_reverse_n_8888,
  71                                  uint32_t, 1)
  72
  73 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (neon, over_n_8_0565,
  74                                       uint8_t, 1, uint16_t, 1)
  75 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (neon, over_n_8_8888,
  76                                       uint8_t, 1, uint32_t, 1)
  77 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (neon, over_n_8888_8888_ca,
  78                                       uint32_t, 1, uint32_t, 1)
  79 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (neon, add_n_8_8,
  80                                       uint8_t, 1, uint8_t, 1)
  81
  82 PIXMAN_ARM_BIND_FAST_PATH_SRC_N_DST (neon, over_8888_n_8888,
  83                                      uint32_t, 1, uint32_t, 1)
  84
  85 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, add_8_8_8,
  86                                         uint8_t, 1, uint8_t, 1, uint8_t, 1)
  87 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, add_0565_8_0565,
  88                                         uint16_t, 1, uint8_t, 1, uint16_t, 1)
  89 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, add_8888_8888_8888,
  90                                         uint32_t, 1, uint32_t, 1, uint32_t, 1)
  91 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, over_8888_8_8888,
  92                                         uint32_t, 1, uint8_t, 1, uint32_t, 1)
  93 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, over_8888_8888_8888,
  94                                         uint32_t, 1, uint32_t, 1, uint32_t, 1)
  95 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, over_8888_8_0565,
  96                                         uint32_t, 1, uint8_t, 1, uint16_t, 1)
  97 PIXMAN_ARM_BIND_FAST_PATH_SRC_MASK_DST (neon, over_0565_8_0565,
  98                                         uint16_t, 1, uint8_t, 1, uint16_t, 1)
  99
 100 void
 101 pixman_composite_src_n_8_asm_neon (int32_t   w,
 102                                    int32_t   h,
 103                                    uint8_t  *dst,
 104                                    int32_t   dst_stride,
 105                                    uint8_t   src);
 106
 107 void
 108 pixman_composite_src_n_0565_asm_neon (int32_t   w,
 109                                       int32_t   h,
 110                                       uint16_t *dst,
 111                                       int32_t   dst_stride,
 112                                       uint16_t  src);
 113
 114 void
 115 pixman_composite_src_n_8888_asm_neon (int32_t   w,
 116                                       int32_t   h,
 117                                       uint32_t *dst,
 118                                       int32_t   dst_stride,
 119                                       uint32_t  src);
 120
 121 static pixman_bool_t
 122 pixman_fill_neon (uint32_t *bits,
 123                   int       stride,
 124                   int       bpp,
 125                   int       x,
 126                   int       y,
 127                   int       width,
 128                   int       height,
 129                   uint32_t  _xor)
 130 {
 131     /* stride is always multiple of 32bit units in pixman */
 132     uint32_t byte_stride = stride * sizeof(uint32_t);
 133
 134     switch (bpp)
 135     {
 136     case 8:
 137         pixman_composite_src_n_8_asm_neon (
 138                 width,
 139                 height,
 140                 (uint8_t *)(((char *) bits) + y * byte_stride + x),
 141                 byte_stride,
 142                 _xor & 0xff);
 143         return TRUE;
 144     case 16:
 145         pixman_composite_src_n_0565_asm_neon (
 146                 width,
 147                 height,
 148                 (uint16_t *)(((char *) bits) + y * byte_stride + x * 2),
 149                 byte_stride / 2,
 150                 _xor & 0xffff);
 151         return TRUE;
 152     case 32:
 153         pixman_composite_src_n_8888_asm_neon (
 154                 width,
 155                 height,
 156                 (uint32_t *)(((char *) bits) + y * byte_stride + x * 4),
 157                 byte_stride / 4,
 158                 _xor);
 159         return TRUE;
 160     default:
 161         return FALSE;
 162     }
 163 }
 164
 165 static pixman_bool_t
 166 pixman_blt_neon (uint32_t *src_bits,
 167                  uint32_t *dst_bits,
 168                  int       src_stride,
 169                  int       dst_stride,
 170                  int       src_bpp,
 171                  int       dst_bpp,
 172                  int       src_x,
 173                  int       src_y,
 174                  int       dst_x,
 175                  int       dst_y,
 176                  int       width,
 177                  int       height)
 178 {
 179     if (src_bpp != dst_bpp)
 180         return FALSE;
 181
 182     switch (src_bpp)
 183     {
 184     case 16:
 185         pixman_composite_src_0565_0565_asm_neon (
 186                 width, height,
 187                 (uint16_t *)(((char *) dst_bits) +
 188                 dst_y * dst_stride * 4 + dst_x * 2), dst_stride * 2,
 189                 (uint16_t *)(((char *) src_bits) +
 190                 src_y * src_stride * 4 + src_x * 2), src_stride * 2);
 191         return TRUE;
 192     case 32:
 193         pixman_composite_src_8888_8888_asm_neon (
 194                 width, height,
 195                 (uint32_t *)(((char *) dst_bits) +
 196                 dst_y * dst_stride * 4 + dst_x * 4), dst_stride,
 197                 (uint32_t *)(((char *) src_bits) +
 198                 src_y * src_stride * 4 + src_x * 4), src_stride);
 199         return TRUE;
 200     default:
 201         return FALSE;
 202     }
 203 }
 204
 205 static const pixman_fast_path_t arm_neon_fast_paths[] =
 206 {
 207     PIXMAN_STD_FAST_PATH (SRC,  r5g6b5,   null,     r5g6b5,   neon_composite_src_0565_0565),
 208     PIXMAN_STD_FAST_PATH (SRC,  b5g6r5,   null,     b5g6r5,   neon_composite_src_0565_0565),
 209     PIXMAN_STD_FAST_PATH (SRC,  a8r8g8b8, null,     r5g6b5,   neon_composite_src_8888_0565),
 210     PIXMAN_STD_FAST_PATH (SRC,  x8r8g8b8, null,     r5g6b5,   neon_composite_src_8888_0565),
 211     PIXMAN_STD_FAST_PATH (SRC,  a8b8g8r8, null,     b5g6r5,   neon_composite_src_8888_0565),
 212     PIXMAN_STD_FAST_PATH (SRC,  x8b8g8r8, null,     b5g6r5,   neon_composite_src_8888_0565),
 213     PIXMAN_STD_FAST_PATH (SRC,  r5g6b5,   null,     a8r8g8b8, neon_composite_src_0565_8888),
 214     PIXMAN_STD_FAST_PATH (SRC,  r5g6b5,   null,     x8r8g8b8, neon_composite_src_0565_8888),
 215     PIXMAN_STD_FAST_PATH (SRC,  b5g6r5,   null,     a8b8g8r8, neon_composite_src_0565_8888),
 216     PIXMAN_STD_FAST_PATH (SRC,  b5g6r5,   null,     x8b8g8r8, neon_composite_src_0565_8888),
 217     PIXMAN_STD_FAST_PATH (SRC,  a8r8g8b8, null,     x8r8g8b8, neon_composite_src_8888_8888),
 218     PIXMAN_STD_FAST_PATH (SRC,  x8r8g8b8, null,     x8r8g8b8, neon_composite_src_8888_8888),
 219     PIXMAN_STD_FAST_PATH (SRC,  a8b8g8r8, null,     x8b8g8r8, neon_composite_src_8888_8888),
 220     PIXMAN_STD_FAST_PATH (SRC,  x8b8g8r8, null,     x8b8g8r8, neon_composite_src_8888_8888),
 221     PIXMAN_STD_FAST_PATH (SRC,  a8r8g8b8, null,     a8r8g8b8, neon_composite_src_8888_8888),
 222     PIXMAN_STD_FAST_PATH (SRC,  a8b8g8r8, null,     a8b8g8r8, neon_composite_src_8888_8888),
 223     PIXMAN_STD_FAST_PATH (SRC,  x8r8g8b8, null,     a8r8g8b8, neon_composite_src_x888_8888),
 224     PIXMAN_STD_FAST_PATH (SRC,  x8b8g8r8, null,     a8b8g8r8, neon_composite_src_x888_8888),
 225     PIXMAN_STD_FAST_PATH (SRC,  r8g8b8,   null,     r8g8b8,   neon_composite_src_0888_0888),
 226     PIXMAN_STD_FAST_PATH (SRC,  b8g8r8,   null,     x8r8g8b8, neon_composite_src_0888_8888_rev),
 227     PIXMAN_STD_FAST_PATH (SRC,  b8g8r8,   null,     r5g6b5,   neon_composite_src_0888_0565_rev),
 228     PIXMAN_STD_FAST_PATH (SRC,  pixbuf,   pixbuf,   a8r8g8b8, neon_composite_src_pixbuf_8888),
 229     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       r5g6b5,   neon_composite_over_n_8_0565),
 230     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       b5g6r5,   neon_composite_over_n_8_0565),
 231     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       a8r8g8b8, neon_composite_over_n_8_8888),
 232     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       x8r8g8b8, neon_composite_over_n_8_8888),
 233     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       a8b8g8r8, neon_composite_over_n_8_8888),
 234     PIXMAN_STD_FAST_PATH (OVER, solid,    a8,       x8b8g8r8, neon_composite_over_n_8_8888),
 235     PIXMAN_STD_FAST_PATH (OVER, solid,    null,     r5g6b5,   neon_composite_over_n_0565),
 236     PIXMAN_STD_FAST_PATH (OVER, solid,    null,     a8r8g8b8, neon_composite_over_n_8888),
 237     PIXMAN_STD_FAST_PATH (OVER, solid,    null,     x8r8g8b8, neon_composite_over_n_8888),
 238     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, neon_composite_over_n_8888_8888_ca),
 239     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, neon_composite_over_n_8888_8888_ca),
 240     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, neon_composite_over_n_8888_8888_ca),
 241     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, neon_composite_over_n_8888_8888_ca),
 242     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid,    a8r8g8b8, neon_composite_over_8888_n_8888),
 243     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid,    x8r8g8b8, neon_composite_over_8888_n_8888),
 244     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, a8,       a8r8g8b8, neon_composite_over_8888_8_8888),
 245     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, a8,       x8r8g8b8, neon_composite_over_8888_8_8888),
 246     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, a8,       a8b8g8r8, neon_composite_over_8888_8_8888),
 247     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, a8,       x8b8g8r8, neon_composite_over_8888_8_8888),
 248     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, a8,       r5g6b5,   neon_composite_over_8888_8_0565),
 249     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, a8,       b5g6r5,   neon_composite_over_8888_8_0565),
 250     PIXMAN_STD_FAST_PATH (OVER, r5g6b5,   a8,       r5g6b5,   neon_composite_over_0565_8_0565),
 251     PIXMAN_STD_FAST_PATH (OVER, b5g6r5,   a8,       b5g6r5,   neon_composite_over_0565_8_0565),
 252     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, a8r8g8b8, a8r8g8b8, neon_composite_over_8888_8888_8888),
 253     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null,     r5g6b5,   neon_composite_over_8888_0565),
 254     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null,     b5g6r5,   neon_composite_over_8888_0565),
 255     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null,     a8r8g8b8, neon_composite_over_8888_8888),
 256     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null,     x8r8g8b8, neon_composite_over_8888_8888),
 257     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null,     a8b8g8r8, neon_composite_over_8888_8888),
 258     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null,     x8b8g8r8, neon_composite_over_8888_8888),
 259     PIXMAN_STD_FAST_PATH (OVER, x8r8g8b8, null,     a8r8g8b8, neon_composite_src_x888_8888),
 260     PIXMAN_STD_FAST_PATH (OVER, x8b8g8r8, null,     a8b8g8r8, neon_composite_src_x888_8888),
 261     PIXMAN_STD_FAST_PATH (ADD,  solid,    a8,       a8,       neon_composite_add_n_8_8),
 262     PIXMAN_STD_FAST_PATH (ADD,  a8,       a8,       a8,       neon_composite_add_8_8_8),
 263     PIXMAN_STD_FAST_PATH (ADD,  r5g6b5,   a8,       r5g6b5,   neon_composite_add_0565_8_0565),
 264     PIXMAN_STD_FAST_PATH (ADD,  b5g6r5,   a8,       b5g6r5,   neon_composite_add_0565_8_0565),
 265     PIXMAN_STD_FAST_PATH (ADD,  a8r8g8b8, a8r8g8b8, a8r8g8b8, neon_composite_add_8888_8888_8888),
 266     PIXMAN_STD_FAST_PATH (ADD,  a8,       null,     a8,       neon_composite_add_8_8),
 267     PIXMAN_STD_FAST_PATH (ADD,  a8r8g8b8, null,     a8r8g8b8, neon_composite_add_8888_8888),
 268     PIXMAN_STD_FAST_PATH (ADD,  a8b8g8r8, null,     a8b8g8r8, neon_composite_add_8888_8888),
 269     PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, neon_composite_over_reverse_n_8888),
 270     PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, neon_composite_over_reverse_n_8888),
 271     PIXMAN_STD_FAST_PATH (OUT_REVERSE,  a8,    null, r5g6b5,   neon_composite_out_reverse_8_0565),
 272     PIXMAN_STD_FAST_PATH (OUT_REVERSE,  a8,    null, b5g6r5,   neon_composite_out_reverse_8_0565),
 273
 274     { PIXMAN_OP_NONE },
 275 };
 276
 277 static pixman_bool_t
 278 arm_neon_blt (pixman_implementation_t *imp,
 279               uint32_t *               src_bits,
 280               uint32_t *               dst_bits,
 281               int                      src_stride,
 282               int                      dst_stride,
 283               int                      src_bpp,
 284               int                      dst_bpp,
 285               int                      src_x,
 286               int                      src_y,
 287               int                      dst_x,
 288               int                      dst_y,
 289               int                      width,
 290               int                      height)
 291 {
 292     if (!pixman_blt_neon (
 293             src_bits, dst_bits, src_stride, dst_stride, src_bpp, dst_bpp,
 294             src_x, src_y, dst_x, dst_y, width, height))
 295
 296     {
 297         return _pixman_implementation_blt (
 298             imp->delegate,
 299             src_bits, dst_bits, src_stride, dst_stride, src_bpp, dst_bpp,
 300             src_x, src_y, dst_x, dst_y, width, height);
 301     }
 302
 303     return TRUE;
 304 }
 305
 306 static pixman_bool_t
 307 arm_neon_fill (pixman_implementation_t *imp,
 308                uint32_t *               bits,
 309                int                      stride,
 310                int                      bpp,
 311                int                      x,
 312                int                      y,
 313                int                      width,
 314                int                      height,
 315                uint32_t xor)
 316 {
 317     if (pixman_fill_neon (bits, stride, bpp, x, y, width, height, xor))
 318         return TRUE;
 319
 320     return _pixman_implementation_fill (
 321         imp->delegate, bits, stride, bpp, x, y, width, height, xor);
 322 }
 323
 324 #define BIND_COMBINE_U(name)                                             \
 325 void                                                                     \
 326 pixman_composite_scanline_##name##_mask_asm_neon (int32_t         w,     \
 327                                                   const uint32_t *dst,   \
 328                                                   const uint32_t *src,   \
 329                                                   const uint32_t *mask); \
 330                                                                          \
 331 void                                                                     \
 332 pixman_composite_scanline_##name##_asm_neon (int32_t         w,          \
 333                                              const uint32_t *dst,        \
 334                                              const uint32_t *src);       \
 335                                                                          \
 336 static void                                                              \
 337 neon_combine_##name##_u (pixman_implementation_t *imp,                   \
 338                          pixman_op_t              op,                    \
 339                          uint32_t *               dest,                  \
 340                          const uint32_t *         src,                   \
 341                          const uint32_t *         mask,                  \
 342                          int                      width)                 \
 343 {                                                                        \
 344     if (mask)                                                            \
 345         pixman_composite_scanline_##name##_mask_asm_neon (width, dest,   \
 346                                                           src, mask);    \
 347     else                                                                 \
 348         pixman_composite_scanline_##name##_asm_neon (width, dest, src);  \
 349 }
 350
 351 BIND_COMBINE_U (over)
 352 BIND_COMBINE_U (add)
 353 BIND_COMBINE_U (out_reverse)
 354
 355 pixman_implementation_t *
 356 _pixman_implementation_create_arm_neon (void)
 357 {
 358     pixman_implementation_t *general = _pixman_implementation_create_fast_path ();
 359     pixman_implementation_t *imp =
 360         _pixman_implementation_create (general, arm_neon_fast_paths);
 361
 362     imp->combine_32[PIXMAN_OP_OVER] = neon_combine_over_u;
 363     imp->combine_32[PIXMAN_OP_ADD] = neon_combine_add_u;
 364     imp->combine_32[PIXMAN_OP_OUT_REVERSE] = neon_combine_out_reverse_u;
 365
 366     imp->blt = arm_neon_blt;
 367     imp->fill = arm_neon_fill;
 368
 369     return imp;
 370 }