sdcc/support/regression/tests/smallc.c

   1 /*
   2         smallc.c
   3
   4         Test support for __smallc for Small-C-compatible calling convention
   5 */
   6 #include <testfwk.h>
   7 #include <stdlib.h>
   8
   9 unsigned char f1(unsigned char c) __smallc
  10 {
  11         return c + 1;
  12 }
  13
  14 unsigned int f2(unsigned int c) __smallc
  15 {
  16         return c + 1;
  17 }
  18
  19 unsigned char s1(unsigned char c, unsigned char d) __smallc
  20 {
  21         return c - d;
  22 }
  23
  24 unsigned int s2(unsigned int c, unsigned int d) __smallc
  25 {
  26         return c - d;
  27 }
  28
  29 void
  30 testSmallC(void)
  31 {
  32   ASSERT (f1 (23) == 24);
  33   ASSERT (f2 (23) == 24);
  34
  35   ASSERT (s1 (42, 23) == 19);
  36   ASSERT (s2 (42, 23) == 19);
  37 }
  38