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annotate test/suite_aggrs/globals.c @ 432:167faab0c0be

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first usable version of test suite for aggregates, handling only non-nested struct params, at the moment; still missing: - unions - arrays - aggregates as return values
author Tassilo Philipp
date Fri, 21 Jan 2022 15:42:29 +0100
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children b4ddad459690
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432
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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/call_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
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29 #define X(CH,T) T *V_##CH; T *K_##CH;
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30 DEF_TYPES
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31 #undef X
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32
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33 static double rand_d() { return ( ( (double) rand() ) / ( (double) RAND_MAX ) ); }
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34 static void rand_mem(void* p, size_t s) { for(int i=0; i<s; ++i) ((char*)p)[i] = (char)rand(); }
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35
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36 static int calc_max_aggr_size()
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37 {
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38 int i, s = 0;
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39 for(i=0; i<G_naggs; ++i)
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40 if(G_agg_sizes[i] > s)
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41 s = G_agg_sizes[i];
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42 return s;
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43 }
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44
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45 void init_K()
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46 {
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47 int i;
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48 int maxaggrsize = calc_max_aggr_size();
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49 #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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50 DEF_TYPES
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51 #undef X
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52
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53
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54 for(i=0;i<G_maxargs+1;++i) {
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55 K_c[i] = (char) (((rand_d()-0.5)*2) * (1<<7));
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56 K_s[i] = (short) (((rand_d()-0.5)*2) * (1<<(sizeof(short)*8-1)));
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57 K_i[i] = (int) (((rand_d()-0.5)*2) * (1<<(sizeof(int)*8-2)));
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58 K_j[i] = (long) (((rand_d()-0.5)*2) * (1L<<(sizeof(long)*8-2)));
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59 K_l[i] = (long long) (((rand_d()-0.5)*2) * (1LL<<(sizeof(long long)*8-2)));
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60 K_p[i] = (void*) (long) (((rand_d()-0.5)*2) * (1LL<<(sizeof(void*)*8-1)));
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61 K_f[i] = (float) (rand_d() * FLT_MAX);
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62 K_d[i] = (double) (((rand_d()-0.5)*2) * 1.7976931348623157E+308/*__DBL_MAX__*/); /* Plan9 doesn't know the macro. */
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63 K_a[i] = malloc(maxaggrsize); rand_mem(K_a[i], maxaggrsize);
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64 }
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65 }
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66
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67 void clear_V()
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68 {
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69 static int aggr_init = 0;
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70 int maxaggrsize = calc_max_aggr_size();
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71
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72 int i;
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73 for(i=0;i<G_maxargs+1;++i) {
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74 if(aggr_init)
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75 free(V_a[i]);
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76 #define X(CH,T) V_##CH[i] = (T) 0;
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77 DEF_TYPES
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78 #undef X
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79 V_a[i] = malloc(maxaggrsize);
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80 }
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81 aggr_init = 1;
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82 }
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83