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/format/u_format.h"
30 #include "util/half_float.h"
31 #include "util/u_cpu_detect.h"
32 #include "rtasm/rtasm_cpu.h"
33
34 /* don't use this for serious use */
rand_double()35 static 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
main(int argc,char ** argv)49 int main(int argc, char** argv)
50 {
51 struct translate *(*create_fn)(const struct translate_key *key) = 0;
52
53 extern struct util_cpu_caps_t util_cpu_caps;
54 struct translate_key key;
55 unsigned output_format;
56 unsigned input_format;
57 unsigned buffer_size = 4096;
58 unsigned char* buffer[5];
59 unsigned char* byte_buffer;
60 float* float_buffer;
61 double* double_buffer;
62 uint16_t *half_buffer;
63 unsigned * elts;
64 unsigned count = 4;
65 unsigned i, j, k;
66 unsigned passed = 0;
67 unsigned total = 0;
68 const float error = 0.03125;
69
70 create_fn = 0;
71
72 if (argc <= 1 ||
73 !strcmp(argv[1], "default") )
74 create_fn = translate_create;
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_get_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_get_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_get_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_get_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 [default|generic|x86|nosse|sse|sse2|sse3|sse4.1]\n");
133 return 2;
134 }
135
136 for (i = 1; i < ARRAY_SIZE(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] = _mesa_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 const struct util_format_pack_description* output_format_pack = util_format_pack_description(output_format);
175 util_format_fetch_rgba_func_ptr fetch_rgba =
176 util_format_fetch_rgba_func(output_format);
177 unsigned output_format_size;
178 unsigned output_normalized = 0;
179
180 if (!fetch_rgba
181 || !output_format_pack->pack_rgba_float
182 || output_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
183 || output_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
184 || !translate_is_output_format_supported(output_format))
185 continue;
186
187 for(i = 0; i < output_format_desc->nr_channels; ++i)
188 {
189 if(output_format_desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT)
190 output_normalized |= (1 << output_format_desc->channel[i].normalized);
191 }
192
193 output_format_size = util_format_get_stride(output_format, 1);
194
195 for (input_format = 1; input_format < PIPE_FORMAT_COUNT; ++input_format)
196 {
197 const struct util_format_description* input_format_desc = util_format_description(input_format);
198 const struct util_format_pack_description* input_format_pack = util_format_pack_description(input_format);
199 util_format_fetch_rgba_func_ptr fetch_rgba =
200 util_format_fetch_rgba_func(input_format);
201 unsigned input_format_size;
202 struct translate* translate[2];
203 unsigned fail = 0;
204 unsigned used_generic = 0;
205 unsigned input_normalized = 0;
206 boolean input_is_float = FALSE;
207
208 if (!fetch_rgba
209 || !input_format_pack->pack_rgba_float
210 || input_format_desc->colorspace != UTIL_FORMAT_COLORSPACE_RGB
211 || input_format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN
212 || !translate_is_output_format_supported(input_format))
213 continue;
214
215 input_format_size = util_format_get_stride(input_format, 1);
216
217 for(i = 0; i < input_format_desc->nr_channels; ++i)
218 {
219 if(input_format_desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT)
220 {
221 input_is_float = 1;
222 input_normalized |= 1 << 1;
223 }
224 else
225 input_normalized |= (1 << input_format_desc->channel[i].normalized);
226 }
227
228 if(((input_normalized | output_normalized) == 3)
229 || ((input_normalized & 1) && (output_normalized & 1)
230 && input_format_size * output_format_desc->nr_channels > output_format_size * input_format_desc->nr_channels))
231 continue;
232
233 key.element[0].input_format = input_format;
234 key.element[0].output_format = output_format;
235 key.output_stride = output_format_size;
236 translate[0] = create_fn(&key);
237 if (!translate[0])
238 continue;
239
240 key.element[0].input_format = output_format;
241 key.element[0].output_format = input_format;
242 key.output_stride = input_format_size;
243 translate[1] = create_fn(&key);
244 if(!translate[1])
245 {
246 used_generic = 1;
247 translate[1] = translate_generic_create(&key);
248 if(!translate[1])
249 continue;
250 }
251
252 for(i = 1; i < 5; ++i)
253 memset(buffer[i], 0xcd - (0x22 * i), 4096);
254
255 if(input_is_float && input_format_desc->channel[0].size == 32)
256 buffer[0] = (unsigned char*)float_buffer;
257 else if(input_is_float && input_format_desc->channel[0].size == 64)
258 buffer[0] = (unsigned char*)double_buffer;
259 else if(input_is_float && input_format_desc->channel[0].size == 16)
260 buffer[0] = (unsigned char*)half_buffer;
261 else if(input_is_float)
262 abort();
263 else
264 buffer[0] = byte_buffer;
265
266 translate[0]->set_buffer(translate[0], 0, buffer[0], input_format_size, count - 1);
267 translate[0]->run_elts(translate[0], elts, count, 0, 0, buffer[1]);
268 translate[1]->set_buffer(translate[1], 0, buffer[1], output_format_size, count - 1);
269 translate[1]->run_elts(translate[1], elts, count, 0, 0, buffer[2]);
270 translate[0]->set_buffer(translate[0], 0, buffer[2], input_format_size, count - 1);
271 translate[0]->run_elts(translate[0], elts, count, 0, 0, buffer[3]);
272 translate[1]->set_buffer(translate[1], 0, buffer[3], output_format_size, count - 1);
273 translate[1]->run_elts(translate[1], elts, count, 0, 0, buffer[4]);
274
275 for (i = 0; i < count; ++i)
276 {
277 float a[4];
278 float b[4];
279 fetch_rgba(a, buffer[2] + i * input_format_size, 0, 0);
280 fetch_rgba(b, buffer[4] + i * input_format_size, 0, 0);
281
282 for (j = 0; j < count; ++j)
283 {
284 float d = a[j] - b[j];
285 if (d > error || d < -error)
286 {
287 fail = 1;
288 break;
289 }
290 }
291 }
292
293 printf("%s%s: %s -> %s -> %s -> %s -> %s\n",
294 fail ? "FAIL" : "PASS",
295 used_generic ? "[GENERIC]" : "",
296 input_format_desc->name, output_format_desc->name, input_format_desc->name, output_format_desc->name, input_format_desc->name);
297
298 if (1)
299 {
300 for (i = 0; i < ARRAY_SIZE(buffer); ++i)
301 {
302 unsigned format_size = (i & 1) ? output_format_size : input_format_size;
303 printf("%c ", (i == 2 || i == 4) ? '*' : ' ');
304 for (j = 0; j < count; ++j)
305 {
306 for (k = 0; k < format_size; ++k)
307 {
308 printf("%02x", buffer[i][j * format_size + k]);
309 }
310 printf(" ");
311 }
312 printf("\n");
313 }
314 }
315
316 if (!fail)
317 ++passed;
318 ++total;
319
320 if(translate[1])
321 translate[1]->release(translate[1]);
322 translate[0]->release(translate[0]);
323 }
324 }
325
326 printf("%u/%u tests passed for translate_%s\n", passed, total, argv[1]);
327 return passed != total;
328 }
329