gcc/testsuite/gcc.dg/fixed-point/func-struct.c

   1 /* { dg-do run } */
   2 /* { dg-options "-std=gnu99" } */
   3
   4 /* C99 6.5.2.2 Function calls.
   5    Test structure passing and return values involving fixed-point types.
   6    Based on the test from ../dfp/.  */
   7
   8 extern void abort (void);
   9
  10 struct example
  11 {
  12   short _Fract sf;
  13   char dummy1;
  14   _Fract f;
  15   char dummy2;
  16   long _Fract lf;
  17   char dummy3;
  18   long long _Fract llf;
  19   char dummy4;
  20   unsigned short _Fract usf;
  21   char dummy5;
  22   unsigned _Fract uf;
  23   char dummy6;
  24   unsigned long _Fract ulf;
  25   char dummy7;
  26   unsigned long long _Fract ullf;
  27   char dummy8;
  28   _Sat short _Fract Ssf;
  29   char dummy9;
  30   _Sat _Fract Sf;
  31   char dummy10;
  32   _Sat long _Fract Slf;
  33   char dummy11;
  34   _Sat long long _Fract Sllf;
  35   char dummy12;
  36   _Sat unsigned short _Fract Susf;
  37   char dummy13;
  38   _Sat unsigned _Fract Suf;
  39   char dummy14;
  40   _Sat unsigned long _Fract Sulf;
  41   char dummy15;
  42   _Sat unsigned long long _Fract Sullf;
  43   char dummy16;
  44   short _Accum sa;
  45   char dummya1;
  46   _Accum a;
  47   char dummya2;
  48   long _Accum la;
  49   char dummya3;
  50   long long _Accum lla;
  51   char dummya4;
  52   unsigned short _Accum usa;
  53   char dummya5;
  54   unsigned _Accum ua;
  55   char dummya6;
  56   unsigned long _Accum ula;
  57   char dummya7;
  58   unsigned long long _Accum ulla;
  59   char dummya8;
  60   _Sat short _Accum Ssa;
  61   char dummya9;
  62   _Sat _Accum Sa;
  63   char dummya10;
  64   _Sat long _Accum Sla;
  65   char dummya11;
  66   _Sat long long _Accum Slla;
  67   char dummya12;
  68   _Sat unsigned short _Accum Susa;
  69   char dummya13;
  70   _Sat unsigned _Accum Sua;
  71   char dummya14;
  72   _Sat unsigned long _Accum Sula;
  73   char dummya15;
  74   _Sat unsigned long long _Accum Sulla;
  75   char dummya16;
  76 } nums = { 0.1hr, 'a',
  77            0.2r, 'b',
  78            0.3lr, 'c',
  79            0.4llr, 'd',
  80            0.5uhr, 'e',
  81            0.6ur, 'f',
  82            0.7ulr, 'g',
  83            0.8ullr, 'h',
  84            0.11r, 'i',
  85            0.22r, 'j',
  86            0.33lr, 'k',
  87            0.44llr, 'l',
  88            0.55uhr, 'm',
  89            0.66ur, 'n',
  90            0.77ulr, 'o',
  91            0.88ullr, 'p',
  92            0.1hk, 'q',
  93            0.2k, 'r',
  94            0.3lk, 's',
  95            0.4llk, 't',
  96            0.5uhk, 'u',
  97            0.6uk, 'v',
  98            0.7ulk, 'w',
  99            0.8ullk, 'x',
 100            0.11k, 'y',
 101            0.22k, 'z',
 102            0.33lk, '0',
 103            0.44llk, '1',
 104            0.55uhk, '2',
 105            0.66uk, '3',
 106            0.77ulk, '4',
 107            0.88ullk, '5'
 108          };
 109
 110 /* A handful of functions that return the Nth argument of
 111    an incoming array.  */
 112
 113 #define FUNC(TYPE,NAME) \
 114 TYPE NAME ## _func (struct example s) \
 115   { return s. NAME; }
 116
 117 FUNC (short _Fract, sf)
 118 FUNC (_Fract, f)
 119 FUNC (long _Fract, lf)
 120 FUNC (long long _Fract, llf)
 121 FUNC (unsigned short _Fract, usf)
 122 FUNC (unsigned _Fract, uf)
 123 FUNC (unsigned long _Fract, ulf)
 124 FUNC (unsigned long long _Fract, ullf)
 125 FUNC (_Sat short _Fract, Ssf)
 126 FUNC (_Sat _Fract, Sf)
 127 FUNC (_Sat long _Fract, Slf)
 128 FUNC (_Sat long long _Fract, Sllf)
 129 FUNC (_Sat unsigned short _Fract, Susf)
 130 FUNC (_Sat unsigned _Fract, Suf)
 131 FUNC (_Sat unsigned long _Fract, Sulf)
 132 FUNC (_Sat unsigned long long _Fract, Sullf)
 133 FUNC (short _Accum, sa)
 134 FUNC (_Accum, a)
 135 FUNC (long _Accum, la)
 136 FUNC (long long _Accum, lla)
 137 FUNC (unsigned short _Accum, usa)
 138 FUNC (unsigned _Accum, ua)
 139 FUNC (unsigned long _Accum, ula)
 140 FUNC (unsigned long long _Accum, ulla)
 141 FUNC (_Sat short _Accum, Ssa)
 142 FUNC (_Sat _Accum, Sa)
 143 FUNC (_Sat long _Accum, Sla)
 144 FUNC (_Sat long long _Accum, Slla)
 145 FUNC (_Sat unsigned short _Accum, Susa)
 146 FUNC (_Sat unsigned _Accum, Sua)
 147 FUNC (_Sat unsigned long _Accum, Sula)
 148 FUNC (_Sat unsigned long long _Accum, Sulla)
 149
 150 int main()
 151 {
 152 #define TEST(TYPE,NAME,VALUE) \
 153   { \
 154     if (NAME ## _func (nums) != VALUE) abort (); \
 155   }
 156
 157   TEST (short _Fract, sf, 0.1hr)
 158   TEST (_Fract, f, 0.2r)
 159   TEST (long _Fract, lf, 0.3lr)
 160   TEST (long long _Fract, llf, 0.4llr)
 161   TEST (unsigned short _Fract, usf, 0.5uhr)
 162   TEST (unsigned _Fract, uf, 0.6ur)
 163   TEST (unsigned long _Fract, ulf, 0.7ulr)
 164   TEST (unsigned long long _Fract, ullf, 0.8ullr)
 165   TEST (_Sat short _Fract, Ssf, 0.11hr)
 166   TEST (_Sat _Fract, Sf, 0.22r)
 167   TEST (_Sat long _Fract, Slf, 0.33lr)
 168   TEST (_Sat long long _Fract, Sllf, 0.44llr)
 169   TEST (_Sat unsigned short _Fract, Susf, 0.55uhr)
 170   TEST (_Sat unsigned _Fract, Suf, 0.66ur)
 171   TEST (_Sat unsigned long _Fract, Sulf, 0.77ulr)
 172   TEST (_Sat unsigned long long _Fract, Sullf, 0.88ullr)
 173   TEST (short _Accum, sa, 0.1hk)
 174   TEST (_Accum, a, 0.2k)
 175   TEST (long _Accum, la, 0.3lk)
 176   TEST (long long _Accum, lla, 0.4llk)
 177   TEST (unsigned short _Accum, usa, 0.5uhk)
 178   TEST (unsigned _Accum, ua, 0.6uk)
 179   TEST (unsigned long _Accum, ula, 0.7ulk)
 180   TEST (unsigned long long _Accum, ulla, 0.8ullk)
 181   TEST (_Sat short _Accum, Ssa, 0.11hk)
 182   TEST (_Sat _Accum, Sa, 0.22k)
 183   TEST (_Sat long _Accum, Sla, 0.33lk)
 184   TEST (_Sat long long _Accum, Slla, 0.44llk)
 185   TEST (_Sat unsigned short _Accum, Susa, 0.55uhk)
 186   TEST (_Sat unsigned _Accum, Sua, 0.66uk)
 187   TEST (_Sat unsigned long _Accum, Sula, 0.77ulk)
 188   TEST (_Sat unsigned long long _Accum, Sulla, 0.88ullk)
 189
 190   return 0;
 191 }