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annotate test/suite_aggrs/globals.c @ 459:8b6a39592f86

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missed an include
author Tassilo Philipp
date Sat, 29 Jan 2022 12:25:44 +0100
parents 1c18c2377c24
children 0f3b6898078d
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1 /*
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2
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3 Package: dyncall
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4 Library: test
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5 File: test/suite_aggrs/globals.c
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6 Description:
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7 License:
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8
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9 Copyright (c) 2022 Tassilo Philipp <tphilipp@potion-studios.com>
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10
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11 Permission to use, copy, modify, and distribute this software for any
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12 purpose with or without fee is hereby granted, provided that the above
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13 copyright notice and this permission notice appear in all copies.
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14
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15 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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16 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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17 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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18 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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21 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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23 */
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24
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25 #include <stdlib.h>
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26 #include "globals.h"
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27 #include <float.h>
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28 #include <string.h>
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29
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30 #define X(CH,T) T *V_##CH; T *K_##CH;
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31 DEF_TYPES
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32 #undef X
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33
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34 #define AGGR_MISALIGN 0
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35
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36 static double rand_d() { return ( ( (double) rand() ) / ( (double) RAND_MAX ) ); }
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37
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38 /* fill mem with random values, make sure no float aligned memory location
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39 * results in a NaN, as they always compare to false; so avaid all ones in
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40 * exporent (for simplicity we just look at first 7 exponent bits and make sure
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41 * they aren't all set, which would work for all IEEE754 precision formats) */
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42 static void rand_mem__fp_friendly(void* p, size_t s)
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43 {
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44 int i;
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45 for(i = 0; i<s; ++i) {
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46 char* c = (char*)p;
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47 c[i] = (char)rand(); /* slowish, byte by byte, but whatev */
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48 if((c[i]&0x7f) == 0x7f)
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49 c[i] ^= 1;
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50 }
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51 }
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52
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53 int get_max_aggr_size()
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54 {
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55 static int s = 0;
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56 int i;
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57 if(s == 0) {
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58 for(i=0; i<G_naggs; ++i)
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59 if(G_agg_sizes[i] > s)
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60 s = G_agg_sizes[i];
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61 }
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62 return s;
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63 }
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64
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65 void init_test_data()
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66 {
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67 int i;
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68 int maxaggrsize = get_max_aggr_size();
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69 #define X(CH,T) V_##CH = (T*) malloc(sizeof(T)*(G_maxargs+1)); K_##CH = (T*) malloc(sizeof(T)*(G_maxargs+1));
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70 DEF_TYPES
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71 #undef X
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72
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73 for(i=0;i<G_maxargs+1;++i) {
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74 K_c[i] = (char) (((rand_d()-0.5)*2) * (1<<7));
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75 K_s[i] = (short) (((rand_d()-0.5)*2) * (1<<(sizeof(short)*8-1)));
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76 K_i[i] = (int) (((rand_d()-0.5)*2) * (1<<(sizeof(int)*8-2)));
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77 K_j[i] = (long) (((rand_d()-0.5)*2) * (1L<<(sizeof(long)*8-2)));
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78 K_l[i] = (long long) (((rand_d()-0.5)*2) * (1LL<<(sizeof(long long)*8-2)));
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79 K_p[i] = (void*) (long) (((rand_d()-0.5)*2) * (1LL<<(sizeof(void*)*8-1)));
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80 K_f[i] = (float) (rand_d() * FLT_MAX);
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81 K_d[i] = (double) (((rand_d()-0.5)*2) * DBL_MAX);
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82 K_a[i] = malloc(maxaggrsize+AGGR_MISALIGN);
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83 rand_mem__fp_friendly(K_a[i], maxaggrsize+AGGR_MISALIGN);
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84 K_a[i] = (char*)K_a[i]+AGGR_MISALIGN;
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85 }
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86 }
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87
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88 void clear_V()
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89 {
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90 static int aggr_init = 0;
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91 int maxaggrsize = get_max_aggr_size();
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92
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93 int i;
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94 for(i=0;i<G_maxargs+1;++i) {
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95 if(aggr_init)
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96 free((char*)V_a[i]-AGGR_MISALIGN);
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97 #define X(CH,T) V_##CH[i] = (T) 0;
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98 DEF_TYPES
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99 #undef X
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100 V_a[i] = malloc(maxaggrsize+AGGR_MISALIGN);
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101 memset(V_a[i], 0, maxaggrsize+AGGR_MISALIGN);
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102 V_a[i] = (char*)V_a[i]+AGGR_MISALIGN;
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103 }
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104 aggr_init = 1;
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105 }
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106
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107 void deinit_test_data()
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108 {
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109 int i;
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110 for(i=0;i<G_maxargs+1;++i) {
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111 free((char*)V_a[i]-AGGR_MISALIGN);
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112 free((char*)K_a[i]-AGGR_MISALIGN);
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113 }
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114
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115 #define X(CH,T) free(V_##CH); free(K_##CH);
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116 DEF_TYPES
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117 #undef X
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118 }
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119