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  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 */
  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.  
  49. int 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, 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, 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, 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, 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.