gcc/testsuite/gcc.target/mips/mips16-attributes.c

   1 /* Verify that mips16 and nomips16 attributes work, checking all combinations
   2    of calling a nomips16/mips16/default function from a nomips16/mips16/default
   3    function.  */
   4 /* { dg-do run } */
   5 /* { dg-options "(-mips16)" } */
   6
   7 #include <stdlib.h>
   8
   9 #define ATTR1 __attribute__ ((nomips16))
  10 #define ATTR2 __attribute__ ((mips16))
  11 #define ATTR3
  12
  13 double ATTR1
  14 f1 (int i, float f, double d)
  15 {
  16   return i + f + d;
  17 }
  18
  19 double ATTR2
  20 f2 (int i, float f, double d)
  21 {
  22   return i + f + d;
  23 }
  24
  25 double ATTR3
  26 f3 (int i, float f, double d)
  27 {
  28   return i + f + d;
  29 }
  30
  31 void ATTR1
  32 g1 (int i, float f, double d)
  33 {
  34   double r = i + f + d;
  35
  36   if (f1 (i, f, d) != r)
  37     abort ();
  38   if (f2 (i+1, f+1, d+1) != r + 3)
  39     abort ();
  40   if (f3 (i+2, f+2, d+2) != r + 6)
  41     abort ();
  42 }
  43
  44 void ATTR2
  45 g2 (int i, float f, double d)
  46 {
  47   double r = i + f + d;
  48
  49   if (f1 (i, f, d) != r)
  50     abort ();
  51   if (f2 (i+1, f+1, d+1) != r + 3)
  52     abort ();
  53   if (f3 (i+2, f+2, d+2) != r + 6)
  54     abort ();
  55 }
  56
  57 void ATTR3
  58 g3 (int i, float f, double d)
  59 {
  60   double r = i + f + d;
  61
  62   if (f1 (i, f, d) != r)
  63     abort ();
  64   if (f2 (i+1, f+1, d+1) != r + 3)
  65     abort ();
  66   if (f3 (i+2, f+2, d+2) != r + 6)
  67     abort ();
  68 }
  69
  70 int ATTR3
  71 main (void)
  72 {
  73   int i = 1;
  74   float f = -2.0;
  75   double d = 3.0;
  76
  77   g1 (i, f, d);
  78   g2 (i, f, d);
  79   g3 (i, f, d);
  80
  81   exit (0);
  82 }
  83