test/CodeGen/CellSPU/useful-harnesses/i32operations.c

   1 #include <stdio.h>
   2
   3 typedef unsigned int            uint32_t;
   4 typedef int                     int32_t;
   5
   6 const char *boolstring(int val) {
   7   return val ? "true" : "false";
   8 }
   9
  10 int i32_eq(int32_t a, int32_t b) {
  11   return (a == b);
  12 }
  13
  14 int i32_neq(int32_t a, int32_t b) {
  15   return (a != b);
  16 }
  17
  18 int32_t i32_eq_select(int32_t a, int32_t b, int32_t c, int32_t d) {
  19   return ((a == b) ? c : d);
  20 }
  21
  22 int32_t i32_neq_select(int32_t a, int32_t b, int32_t c, int32_t d) {
  23   return ((a != b) ? c : d);
  24 }
  25
  26 struct pred_s {
  27   const char *name;
  28   int (*predfunc)(int32_t, int32_t);
  29   int (*selfunc)(int32_t, int32_t, int32_t, int32_t);
  30 };
  31
  32 struct pred_s preds[] = {
  33   { "eq",  i32_eq,  i32_eq_select },
  34   { "neq", i32_neq, i32_neq_select }
  35 };
  36
  37 int main(void) {
  38   int i;
  39   int32_t a = 1234567890;
  40   int32_t b =  345678901;
  41   int32_t c = 1234500000;
  42   int32_t d =      10001;
  43   int32_t e =      10000;
  44
  45   printf("a = %12d (0x%08x)\n", a, a);
  46   printf("b = %12d (0x%08x)\n", b, b);
  47   printf("c = %12d (0x%08x)\n", c, c);
  48   printf("d = %12d (0x%08x)\n", d, d);
  49   printf("e = %12d (0x%08x)\n", e, e);
  50   printf("----------------------------------------\n");
  51
  52   for (i = 0; i < sizeof(preds)/sizeof(preds[0]); ++i) {
  53     printf("a %s a = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(a, a)));
  54     printf("a %s a = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(a, a)));
  55     printf("a %s b = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(a, b)));
  56     printf("a %s c = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(a, c)));
  57     printf("d %s e = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(d, e)));
  58     printf("e %s e = %s\n", preds[i].name, boolstring((*preds[i].predfunc)(e, e)));
  59
  60     printf("a %s a ? c : d = %d\n", preds[i].name, (*preds[i].selfunc)(a, a, c, d));
  61     printf("a %s a ? c : d == c (%s)\n", preds[i].name, boolstring((*preds[i].selfunc)(a, a, c, d) == c));
  62     printf("a %s b ? c : d = %d\n", preds[i].name, (*preds[i].selfunc)(a, b, c, d));
  63     printf("a %s b ? c : d == d (%s)\n", preds[i].name, boolstring((*preds[i].selfunc)(a, b, c, d) == d));
  64
  65     printf("----------------------------------------\n");
  66   }
  67
  68   return 0;
  69 }