source/libs/pixman/pixman-src/pixman/pixman-arm-simd.c

   1 /*
   2  * Copyright © 2008 Mozilla Corporation
   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 Mozilla Corporation not be used in
   9  * advertising or publicity pertaining to distribution of the software without
  10  * specific, written prior permission.  Mozilla Corporation 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:  Jeff Muizelaar (jeff@infidigm.net)
  24  *
  25  */
  26 #ifdef HAVE_CONFIG_H
  27 #include <config.h>
  28 #endif
  29
  30 #include "pixman-private.h"
  31 #include "pixman-arm-common.h"
  32 #include "pixman-inlines.h"
  33
  34 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_8888_8888,
  35                                    uint32_t, 1, uint32_t, 1)
  36 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_x888_8888,
  37                                    uint32_t, 1, uint32_t, 1)
  38 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_0565_0565,
  39                                    uint16_t, 1, uint16_t, 1)
  40 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_8_8,
  41                                    uint8_t, 1, uint8_t, 1)
  42 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_0565_8888,
  43                                    uint16_t, 1, uint32_t, 1)
  44 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, src_x888_0565,
  45                                    uint32_t, 1, uint16_t, 1)
  46
  47 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, add_8_8,
  48                                    uint8_t, 1, uint8_t, 1)
  49 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, over_8888_8888,
  50                                    uint32_t, 1, uint32_t, 1)
  51 PIXMAN_ARM_BIND_FAST_PATH_SRC_DST (armv6, in_reverse_8888_8888,
  52                                    uint32_t, 1, uint32_t, 1)
  53
  54 PIXMAN_ARM_BIND_FAST_PATH_N_DST (SKIP_ZERO_SRC, armv6, over_n_8888,
  55                                  uint32_t, 1)
  56 PIXMAN_ARM_BIND_FAST_PATH_N_DST (0, armv6, over_reverse_n_8888,
  57                                  uint32_t, 1)
  58
  59 PIXMAN_ARM_BIND_FAST_PATH_SRC_N_DST (SKIP_ZERO_MASK, armv6, over_8888_n_8888,
  60                                      uint32_t, 1, uint32_t, 1)
  61
  62 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (SKIP_ZERO_SRC, armv6, over_n_8_8888,
  63                                       uint8_t, 1, uint32_t, 1)
  64
  65 PIXMAN_ARM_BIND_FAST_PATH_N_MASK_DST (SKIP_ZERO_SRC, armv6, over_n_8888_8888_ca,
  66                                       uint32_t, 1, uint32_t, 1)
  67
  68 PIXMAN_ARM_BIND_SCALED_NEAREST_SRC_DST (armv6, 0565_0565, SRC,
  69                                         uint16_t, uint16_t)
  70 PIXMAN_ARM_BIND_SCALED_NEAREST_SRC_DST (armv6, 8888_8888, SRC,
  71                                         uint32_t, uint32_t)
  72
  73 void
  74 pixman_composite_src_n_8888_asm_armv6 (int32_t   w,
  75                                        int32_t   h,
  76                                        uint32_t *dst,
  77                                        int32_t   dst_stride,
  78                                        uint32_t  src);
  79
  80 void
  81 pixman_composite_src_n_0565_asm_armv6 (int32_t   w,
  82                                        int32_t   h,
  83                                        uint16_t *dst,
  84                                        int32_t   dst_stride,
  85                                        uint16_t  src);
  86
  87 void
  88 pixman_composite_src_n_8_asm_armv6 (int32_t   w,
  89                                     int32_t   h,
  90                                     uint8_t  *dst,
  91                                     int32_t   dst_stride,
  92                                     uint8_t  src);
  93
  94 static pixman_bool_t
  95 arm_simd_fill (pixman_implementation_t *imp,
  96                uint32_t *               bits,
  97                int                      stride, /* in 32-bit words */
  98                int                      bpp,
  99                int                      x,
 100                int                      y,
 101                int                      width,
 102                int                      height,
 103                uint32_t                 _xor)
 104 {
 105     /* stride is always multiple of 32bit units in pixman */
 106     uint32_t byte_stride = stride * sizeof(uint32_t);
 107
 108     switch (bpp)
 109     {
 110     case 8:
 111         pixman_composite_src_n_8_asm_armv6 (
 112                 width,
 113                 height,
 114                 (uint8_t *)(((char *) bits) + y * byte_stride + x),
 115                 byte_stride,
 116                 _xor & 0xff);
 117         return TRUE;
 118     case 16:
 119         pixman_composite_src_n_0565_asm_armv6 (
 120                 width,
 121                 height,
 122                 (uint16_t *)(((char *) bits) + y * byte_stride + x * 2),
 123                 byte_stride / 2,
 124                 _xor & 0xffff);
 125         return TRUE;
 126     case 32:
 127         pixman_composite_src_n_8888_asm_armv6 (
 128                 width,
 129                 height,
 130                 (uint32_t *)(((char *) bits) + y * byte_stride + x * 4),
 131                 byte_stride / 4,
 132                 _xor);
 133         return TRUE;
 134     default:
 135         return FALSE;
 136     }
 137 }
 138
 139 static pixman_bool_t
 140 arm_simd_blt (pixman_implementation_t *imp,
 141               uint32_t *               src_bits,
 142               uint32_t *               dst_bits,
 143               int                      src_stride, /* in 32-bit words */
 144               int                      dst_stride, /* in 32-bit words */
 145               int                      src_bpp,
 146               int                      dst_bpp,
 147               int                      src_x,
 148               int                      src_y,
 149               int                      dest_x,
 150               int                      dest_y,
 151               int                      width,
 152               int                      height)
 153 {
 154     if (src_bpp != dst_bpp)
 155         return FALSE;
 156
 157     switch (src_bpp)
 158     {
 159     case 8:
 160         pixman_composite_src_8_8_asm_armv6 (
 161                 width, height,
 162                 (uint8_t *)(((char *) dst_bits) +
 163                 dest_y * dst_stride * 4 + dest_x * 1), dst_stride * 4,
 164                 (uint8_t *)(((char *) src_bits) +
 165                 src_y * src_stride * 4 + src_x * 1), src_stride * 4);
 166         return TRUE;
 167     case 16:
 168         pixman_composite_src_0565_0565_asm_armv6 (
 169                 width, height,
 170                 (uint16_t *)(((char *) dst_bits) +
 171                 dest_y * dst_stride * 4 + dest_x * 2), dst_stride * 2,
 172                 (uint16_t *)(((char *) src_bits) +
 173                 src_y * src_stride * 4 + src_x * 2), src_stride * 2);
 174         return TRUE;
 175     case 32:
 176         pixman_composite_src_8888_8888_asm_armv6 (
 177                 width, height,
 178                 (uint32_t *)(((char *) dst_bits) +
 179                 dest_y * dst_stride * 4 + dest_x * 4), dst_stride,
 180                 (uint32_t *)(((char *) src_bits) +
 181                 src_y * src_stride * 4 + src_x * 4), src_stride);
 182         return TRUE;
 183     default:
 184         return FALSE;
 185     }
 186 }
 187
 188 static const pixman_fast_path_t arm_simd_fast_paths[] =
 189 {
 190     PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, a8r8g8b8, armv6_composite_src_8888_8888),
 191     PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, a8b8g8r8, armv6_composite_src_8888_8888),
 192     PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, x8r8g8b8, armv6_composite_src_8888_8888),
 193     PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, x8b8g8r8, armv6_composite_src_8888_8888),
 194     PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, x8r8g8b8, armv6_composite_src_8888_8888),
 195     PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, x8b8g8r8, armv6_composite_src_8888_8888),
 196
 197     PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, a8b8g8r8, armv6_composite_src_x888_8888),
 198     PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, a8r8g8b8, armv6_composite_src_x888_8888),
 199
 200     PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, r5g6b5, armv6_composite_src_0565_0565),
 201     PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, b5g6r5, armv6_composite_src_0565_0565),
 202     PIXMAN_STD_FAST_PATH (SRC, a1r5g5b5, null, a1r5g5b5, armv6_composite_src_0565_0565),
 203     PIXMAN_STD_FAST_PATH (SRC, a1b5g5r5, null, a1b5g5r5, armv6_composite_src_0565_0565),
 204     PIXMAN_STD_FAST_PATH (SRC, a1r5g5b5, null, x1r5g5b5, armv6_composite_src_0565_0565),
 205     PIXMAN_STD_FAST_PATH (SRC, a1b5g5r5, null, x1b5g5r5, armv6_composite_src_0565_0565),
 206     PIXMAN_STD_FAST_PATH (SRC, x1r5g5b5, null, x1r5g5b5, armv6_composite_src_0565_0565),
 207     PIXMAN_STD_FAST_PATH (SRC, x1b5g5r5, null, x1b5g5r5, armv6_composite_src_0565_0565),
 208     PIXMAN_STD_FAST_PATH (SRC, a4r4g4b4, null, a4r4g4b4, armv6_composite_src_0565_0565),
 209     PIXMAN_STD_FAST_PATH (SRC, a4b4g4r4, null, a4b4g4r4, armv6_composite_src_0565_0565),
 210     PIXMAN_STD_FAST_PATH (SRC, a4r4g4b4, null, x4r4g4b4, armv6_composite_src_0565_0565),
 211     PIXMAN_STD_FAST_PATH (SRC, a4b4g4r4, null, x4b4g4r4, armv6_composite_src_0565_0565),
 212     PIXMAN_STD_FAST_PATH (SRC, x4r4g4b4, null, x4r4g4b4, armv6_composite_src_0565_0565),
 213     PIXMAN_STD_FAST_PATH (SRC, x4b4g4r4, null, x4b4g4r4, armv6_composite_src_0565_0565),
 214
 215     PIXMAN_STD_FAST_PATH (SRC, a8, null, a8, armv6_composite_src_8_8),
 216     PIXMAN_STD_FAST_PATH (SRC, r3g3b2, null, r3g3b2, armv6_composite_src_8_8),
 217     PIXMAN_STD_FAST_PATH (SRC, b2g3r3, null, b2g3r3, armv6_composite_src_8_8),
 218     PIXMAN_STD_FAST_PATH (SRC, a2r2g2b2, null, a2r2g2b2, armv6_composite_src_8_8),
 219     PIXMAN_STD_FAST_PATH (SRC, a2b2g2r2, null, a2b2g2r2, armv6_composite_src_8_8),
 220     PIXMAN_STD_FAST_PATH (SRC, c8, null, c8, armv6_composite_src_8_8),
 221     PIXMAN_STD_FAST_PATH (SRC, g8, null, g8, armv6_composite_src_8_8),
 222     PIXMAN_STD_FAST_PATH (SRC, x4a4, null, x4a4, armv6_composite_src_8_8),
 223     PIXMAN_STD_FAST_PATH (SRC, x4c4, null, x4c4, armv6_composite_src_8_8),
 224     PIXMAN_STD_FAST_PATH (SRC, x4g4, null, x4g4, armv6_composite_src_8_8),
 225
 226     PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, a8r8g8b8, armv6_composite_src_0565_8888),
 227     PIXMAN_STD_FAST_PATH (SRC, r5g6b5, null, x8r8g8b8, armv6_composite_src_0565_8888),
 228     PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, a8b8g8r8, armv6_composite_src_0565_8888),
 229     PIXMAN_STD_FAST_PATH (SRC, b5g6r5, null, x8b8g8r8, armv6_composite_src_0565_8888),
 230
 231     PIXMAN_STD_FAST_PATH (SRC, a8r8g8b8, null, r5g6b5, armv6_composite_src_x888_0565),
 232     PIXMAN_STD_FAST_PATH (SRC, x8r8g8b8, null, r5g6b5, armv6_composite_src_x888_0565),
 233     PIXMAN_STD_FAST_PATH (SRC, a8b8g8r8, null, b5g6r5, armv6_composite_src_x888_0565),
 234     PIXMAN_STD_FAST_PATH (SRC, x8b8g8r8, null, b5g6r5, armv6_composite_src_x888_0565),
 235
 236     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, a8r8g8b8, armv6_composite_over_8888_8888),
 237     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, null, x8r8g8b8, armv6_composite_over_8888_8888),
 238     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, a8b8g8r8, armv6_composite_over_8888_8888),
 239     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, null, x8b8g8r8, armv6_composite_over_8888_8888),
 240     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, a8r8g8b8, armv6_composite_over_8888_n_8888),
 241     PIXMAN_STD_FAST_PATH (OVER, a8r8g8b8, solid, x8r8g8b8, armv6_composite_over_8888_n_8888),
 242     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, a8b8g8r8, armv6_composite_over_8888_n_8888),
 243     PIXMAN_STD_FAST_PATH (OVER, a8b8g8r8, solid, x8b8g8r8, armv6_composite_over_8888_n_8888),
 244
 245     PIXMAN_STD_FAST_PATH (OVER, solid, null, a8r8g8b8, armv6_composite_over_n_8888),
 246     PIXMAN_STD_FAST_PATH (OVER, solid, null, x8r8g8b8, armv6_composite_over_n_8888),
 247     PIXMAN_STD_FAST_PATH (OVER, solid, null, a8b8g8r8, armv6_composite_over_n_8888),
 248     PIXMAN_STD_FAST_PATH (OVER, solid, null, x8b8g8r8, armv6_composite_over_n_8888),
 249     PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8r8g8b8, armv6_composite_over_reverse_n_8888),
 250     PIXMAN_STD_FAST_PATH (OVER_REVERSE, solid, null, a8b8g8r8, armv6_composite_over_reverse_n_8888),
 251
 252     PIXMAN_STD_FAST_PATH (ADD, a8, null, a8, armv6_composite_add_8_8),
 253
 254     PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8r8g8b8, armv6_composite_over_n_8_8888),
 255     PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8r8g8b8, armv6_composite_over_n_8_8888),
 256     PIXMAN_STD_FAST_PATH (OVER, solid, a8, a8b8g8r8, armv6_composite_over_n_8_8888),
 257     PIXMAN_STD_FAST_PATH (OVER, solid, a8, x8b8g8r8, armv6_composite_over_n_8_8888),
 258
 259     PIXMAN_STD_FAST_PATH (IN_REVERSE, a8r8g8b8, null, a8r8g8b8, armv6_composite_in_reverse_8888_8888),
 260     PIXMAN_STD_FAST_PATH (IN_REVERSE, a8r8g8b8, null, x8r8g8b8, armv6_composite_in_reverse_8888_8888),
 261     PIXMAN_STD_FAST_PATH (IN_REVERSE, a8b8g8r8, null, a8b8g8r8, armv6_composite_in_reverse_8888_8888),
 262     PIXMAN_STD_FAST_PATH (IN_REVERSE, a8b8g8r8, null, x8b8g8r8, armv6_composite_in_reverse_8888_8888),
 263
 264     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, a8r8g8b8, armv6_composite_over_n_8888_8888_ca),
 265     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8r8g8b8, x8r8g8b8, armv6_composite_over_n_8888_8888_ca),
 266     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, a8b8g8r8, armv6_composite_over_n_8888_8888_ca),
 267     PIXMAN_STD_FAST_PATH_CA (OVER, solid, a8b8g8r8, x8b8g8r8, armv6_composite_over_n_8888_8888_ca),
 268
 269     SIMPLE_NEAREST_FAST_PATH (SRC, r5g6b5, r5g6b5, armv6_0565_0565),
 270     SIMPLE_NEAREST_FAST_PATH (SRC, b5g6r5, b5g6r5, armv6_0565_0565),
 271
 272     SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, a8r8g8b8, armv6_8888_8888),
 273     SIMPLE_NEAREST_FAST_PATH (SRC, a8r8g8b8, x8r8g8b8, armv6_8888_8888),
 274     SIMPLE_NEAREST_FAST_PATH (SRC, x8r8g8b8, x8r8g8b8, armv6_8888_8888),
 275     SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, a8b8g8r8, armv6_8888_8888),
 276     SIMPLE_NEAREST_FAST_PATH (SRC, a8b8g8r8, x8b8g8r8, armv6_8888_8888),
 277     SIMPLE_NEAREST_FAST_PATH (SRC, x8b8g8r8, x8b8g8r8, armv6_8888_8888),
 278
 279     { PIXMAN_OP_NONE },
 280 };
 281
 282 pixman_implementation_t *
 283 _pixman_implementation_create_arm_simd (pixman_implementation_t *fallback)
 284 {
 285     pixman_implementation_t *imp = _pixman_implementation_create (fallback, arm_simd_fast_paths);
 286
 287     imp->blt = arm_simd_blt;
 288     imp->fill = arm_simd_fill;
 289
 290     return imp;
 291 }