1/**************************************************************************
2 *
3 * Copyright © 2010 Luca Barbieri
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 **************************************************************************/
25
26#include <stdio.h>
27#include "translate/translate.h"
28#include "util/u_memory.h"
29#include "util/u_format.h"
30#include "util/u_half.h"
31#include "util/u_cpu_detect.h"
32#include "rtasm/rtasm_cpu.h"
33
34/* don't use this for serious use */
35static double rand_double()
36{
37   const double rm = (double)RAND_MAX + 1;
38   double div = 1;
39   double v = 0;
40   unsigned i;
41   for(i = 0; i < 4; ++i)
42   {
43      div *= rm;
44      v += (double)rand() / div;
45   }
46   return v;
47}
48
49int main(int argc, char** argv)
50{
51   struct translate *(*create_fn)(const struct translate_key *key) = 0;
52
53   struct translate_key key;
54   unsigned output_format;
55   unsigned input_format;
56   unsigned buffer_size = 4096;
57   unsigned char* buffer[5];
58   unsigned char* byte_buffer;
59   float* float_buffer;
60   double* double_buffer;
61   uint16_t *half_buffer;
62   unsigned * elts;
63   unsigned count = 4;
64   unsigned i, j, k;
65   unsigned passed = 0;
66   unsigned total = 0;
67   const float error = 0.03125;
68
69   create_fn = 0;
70
71   util_cpu_detect();
72
73   if(argc <= 1)
74   {}
75   else if (!strcmp(argv[1], "generic"))
76      create_fn = translate_generic_create;
77   else if (!strcmp(argv[1], "x86"))
78      create_fn = translate_sse2_create;
79   else if (!strcmp(argv[1], "nosse"))
80   {
81      util_cpu_caps.has_sse = 0;
82      util_cpu_caps.has_sse2 = 0;
83      util_cpu_caps.has_sse3 = 0;
84      util_cpu_caps.has_sse4_1 = 0;
85      create_fn = translate_sse2_create;
86   }
87   else if (!strcmp(argv[1], "sse"))
88   {
89      if(!util_cpu_caps.has_sse || !rtasm_cpu_has_sse())
90      {
91         printf("Error: CPU doesn't support SSE (test with qemu)\n");
92         return 2;
93      }
94      util_cpu_caps.has_sse2 = 0;
95      util_cpu_caps.has_sse3 = 0;
96      util_cpu_caps.has_sse4_1 = 0;
97      create_fn = translate_sse2_create;
98   }
99   else if (!strcmp(argv[1], "sse2"))
100   {
101      if(!util_cpu_caps.has_sse2 || !rtasm_cpu_has_sse())
102      {
103         printf("Error: CPU doesn't support SSE2 (test with qemu)\n");
104         return 2;
105      }
106      util_cpu_caps.has_sse3 = 0;
107      util_cpu_caps.has_sse4_1 = 0;
108      create_fn = translate_sse2_create;
109   }
110   else if (!strcmp(argv[1], "sse3"))
111   {
112      if(!util_cpu_caps.has_sse3 || !rtasm_cpu_has_sse())
113      {
114         printf("Error: CPU doesn't support SSE3 (test with qemu)\n");
115         return 2;
116      }
117      util_cpu_caps.has_sse4_1 = 0;
118      create_fn = translate_sse2_create;
119   }
120   else if (!strcmp(argv[1], "sse4.1"))
121   {
122      if(!util_cpu_caps.has_sse4_1 || !rtasm_cpu_has_sse())
123      {
124         printf("Error: CPU doesn't support SSE4.1 (test with qemu)\n");
125         return 2;
126      }
127      create_fn = translate_sse2_create;
128   }
129
130   if (!create_fn)
131   {
132      printf("Usage: ./translate_test [generic|x86|nosse|sse|sse2|sse3|sse4.1]\n");
133      return 2;
134   }
135
136   for (i = 1; i < Elements(buffer); ++i)
137      buffer[i] = align_malloc(buffer_size, 4096);
138
139   byte_buffer = align_malloc(buffer_size, 4096);
140   float_buffer = align_malloc(buffer_size, 4096);
141   double_buffer = align_malloc(buffer_size, 4096);
142   half_buffer = align_malloc(buffer_size, 4096);
143
144   elts = align_malloc(count * sizeof *elts, 4096);
145
146   key.nr_elements = 1;
147   key.element[0].input_buffer = 0;
148   key.element[0].input_offset = 0;
149   key.element[0].output_offset = 0;
150   key.element[0].type = TRANSLATE_ELEMENT_NORMAL;
151   key.element[0].instance_divisor = 0;
152
153   srand(4359025);
154
155   /* avoid negative values that work badly when converted to unsigned format*/
156   for (i = 0; i < buffer_size; ++i)
157      byte_buffer[i] = rand() & 0x7f7f7f7f;
158
159   for (i = 0; i < buffer_size / sizeof(float); ++i)
160      float_buffer[i] = (float)rand_double();
161
162   for (i = 0; i < buffer_size / sizeof(double); ++i)
163      double_buffer[i] = rand_double();
164
165   for (i = 0; i < buffer_size / sizeof(double); ++i)
166      half_buffer[i] = util_float_to_half((float) rand_double());
167
168   for (i = 0; i < count; ++i)
169      elts[i] = i;
170
171   for (output_format = 1; output_format < PIPE_FORMAT_COUNT; ++output_format)
172   {
173      const struct util_format_description* output_format_desc = util_format_description(output_format);
174      unsigned output_format_size;
175      unsigned output_normalized = 0;
176
177      if (!output_format_desc
178            || !output_format_desc->fetch_rgba_float
179            || !output_format_desc->pack_rgba_float
180            || output_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
181            || output_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
182            || !translate_is_output_format_supported(output_format))
183         continue;
184
185      for(i = 0; i < output_format_desc->nr_channels; ++i)
186      {
187         if(output_format_desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT)
188            output_normalized |= (1 << output_format_desc->channel[i].normalized);
189      }
190
191      output_format_size = util_format_get_stride(output_format, 1);
192
193      for (input_format = 1; input_format < PIPE_FORMAT_COUNT; ++input_format)
194      {
195         const struct util_format_description* input_format_desc = util_format_description(input_format);
196         unsigned input_format_size;
197         struct translate* translate[2];
198         unsigned fail = 0;
199         unsigned used_generic = 0;
200         unsigned input_normalized = 0;
201         boolean input_is_float = FALSE;
202
203         if (!input_format_desc
204               || !input_format_desc->fetch_rgba_float
205               || !input_format_desc->pack_rgba_float
206               || input_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
207               || input_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
208               || !translate_is_output_format_supported(input_format))
209            continue;
210
211         input_format_size = util_format_get_stride(input_format, 1);
212
213         for(i = 0; i < input_format_desc->nr_channels; ++i)
214         {
215            if(input_format_desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT)
216            {
217               input_is_float = 1;
218               input_normalized |= 1 << 1;
219            }
220            else
221               input_normalized |= (1 << input_format_desc->channel[i].normalized);
222         }
223
224         if(((input_normalized | output_normalized) == 3)
225               || ((input_normalized & 1) && (output_normalized & 1)
226                     && input_format_size * output_format_desc->nr_channels > output_format_size * input_format_desc->nr_channels))
227            continue;
228
229         key.element[0].input_format = input_format;
230         key.element[0].output_format = output_format;
231         key.output_stride = output_format_size;
232         translate[0] = create_fn(&key);
233         if (!translate[0])
234            continue;
235
236         key.element[0].input_format = output_format;
237         key.element[0].output_format = input_format;
238         key.output_stride = input_format_size;
239         translate[1] = create_fn(&key);
240         if(!translate[1])
241         {
242            used_generic = 1;
243            translate[1] = translate_generic_create(&key);
244            if(!translate[1])
245               continue;
246         }
247
248         for(i = 1; i < 5; ++i)
249            memset(buffer[i], 0xcd - (0x22 * i), 4096);
250
251         if(input_is_float && input_format_desc->channel[0].size == 32)
252            buffer[0] = (unsigned char*)float_buffer;
253         else if(input_is_float && input_format_desc->channel[0].size == 64)
254            buffer[0] = (unsigned char*)double_buffer;
255         else if(input_is_float && input_format_desc->channel[0].size == 16)
256            buffer[0] = (unsigned char*)half_buffer;
257         else if(input_is_float)
258            abort();
259         else
260            buffer[0] = byte_buffer;
261
262         translate[0]->set_buffer(translate[0], 0, buffer[0], input_format_size, count - 1);
263         translate[0]->run_elts(translate[0], elts, count, 0, buffer[1]);
264         translate[1]->set_buffer(translate[1], 0, buffer[1], output_format_size, count - 1);
265         translate[1]->run_elts(translate[1], elts, count, 0, buffer[2]);
266         translate[0]->set_buffer(translate[0], 0, buffer[2], input_format_size, count - 1);
267         translate[0]->run_elts(translate[0], elts, count, 0, buffer[3]);
268         translate[1]->set_buffer(translate[1], 0, buffer[3], output_format_size, count - 1);
269         translate[1]->run_elts(translate[1], elts, count, 0, buffer[4]);
270
271         for (i = 0; i < count; ++i)
272         {
273            float a[4];
274            float b[4];
275            input_format_desc->fetch_rgba_float(a, buffer[2] + i * input_format_size, 0, 0);
276            input_format_desc->fetch_rgba_float(b, buffer[4] + i * input_format_size, 0, 0);
277
278            for (j = 0; j < count; ++j)
279            {
280               float d = a[j] - b[j];
281               if (d > error || d < -error)
282               {
283                  fail = 1;
284                  break;
285               }
286            }
287         }
288
289         printf("%s%s: %s -> %s -> %s -> %s -> %s\n",
290               fail ? "FAIL" : "PASS",
291               used_generic ? "[GENERIC]" : "",
292               input_format_desc->name, output_format_desc->name, input_format_desc->name, output_format_desc->name, input_format_desc->name);
293
294         if (1)
295         {
296            for (i = 0; i < Elements(buffer); ++i)
297            {
298               unsigned format_size = (i & 1) ? output_format_size : input_format_size;
299               printf("%c ", (i == 2 || i == 4) ? '*' : ' ');
300               for (j = 0; j < count; ++j)
301               {
302                  for (k = 0; k < format_size; ++k)
303                  {
304                     printf("%02x", buffer[i][j * format_size + k]);
305                  }
306                  printf(" ");
307               }
308               printf("\n");
309            }
310         }
311
312         if (!fail)
313            ++passed;
314         ++total;
315
316         if(translate[1])
317            translate[1]->release(translate[1]);
318         translate[0]->release(translate[0]);
319      }
320   }
321
322   printf("%u/%u tests passed for translate_%s\n", passed, total, argv[1]);
323   return passed != total;
324}
325