sdcc/support/regression/tests/nadd.c

   1 /** Test use of pdk15 nadd instructions.
   2
   3 */
   4 #include <testfwk.h>
   5
   6 unsigned char a, b, c;
   7
   8 void f(void)
   9 {
  10     c = b - (a & 0x5f);
  11 }
  12
  13 void g(void)
  14 {
  15     c = (a & 0x5f) - c;
  16 }
  17
  18 void testNadd(void)
  19 {
  20     a = 1;
  21     b = 24;
  22     f();
  23     ASSERT(c == 23);
  24
  25     a = 24;
  26     g();
  27     ASSERT(c == 1);
  28 }
  29