old-autovect-branch/gcc/testsuite/gcc.c-torture/compile/20040101-1.c

   1 typedef unsigned short uint16_t;
   2 typedef unsigned int uint32_t;
   3
   4 #define CF (1<<0)
   5 #define PF (1<<2)
   6 #define AF (1<<4)
   7 #define ZF (1<<6)
   8 #define SF (1<<7)
   9 #define OF (1<<11)
  10
  11 #define EFLAGS_BITS (CF|PF|AF|ZF|SF|OF)
  12
  13 void test16(uint16_t x, uint32_t eflags)
  14 {
  15         uint16_t bsr_result;
  16         uint32_t bsr_eflags;
  17         uint16_t bsf_result;
  18         uint32_t bsf_eflags;
  19
  20         __asm volatile(""
  21                 : "=&r" (bsr_result), "=&r" (bsr_eflags)
  22                 : "r" (x), "i" (~EFLAGS_BITS), "r" (eflags));
  23         __asm volatile(""
  24                 : "=&r" (bsf_result), "=&r" (bsf_eflags)
  25                 : "r" (x), "i" (~EFLAGS_BITS), "r" (eflags));
  26         printf("%08x %04x bsrw %02x %08x bsfw %02x %08x\n",
  27                 x, eflags, bsr_result, bsr_eflags, bsf_result, bsf_eflags);
  28 }