OpenCores
URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [bfin/] [shift.c] - Rev 315

Compare with Previous | Blame | View Log

extern void abort (void);
extern void exit (int);
 
typedef short  __v2hi __attribute ((vector_size(4)));
typedef __v2hi fract2x16;
typedef short fract16;
 
int main ()
{
  fract2x16 a, b, c, d;
  fract16 t1, t2;
  a = __builtin_bfin_compose_2x16 (0xe005, 0x1000);
  b = __builtin_bfin_compose_2x16 (0x7000, 0x5000);
  c = __builtin_bfin_compose_2x16 (0x7000, 0xc000);
 
  d = __builtin_bfin_shl_fr2x16 (c, 2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if ((unsigned short)t1 != 0x8000 || t2 != 0x7fff)
    abort ();
 
  d = __builtin_bfin_shl_fr2x16 (c, -2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if ((unsigned short)t1 != 0xf000 || t2 != 0x1c00)
    abort ();
 
  d = __builtin_bfin_shl_fr2x16 (a, 2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if (t1 != 0x4000 || (unsigned short)t2 != 0x8014)
    abort ();
 
  d = __builtin_bfin_shl_fr2x16 (c, -4);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if ((unsigned short)t1 != 0xfc00 || t2 != 0x0700)
    abort ();
 
  d = __builtin_bfin_shl_fr2x16 (c, 2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if ((unsigned short)t1 != 0x8000 || t2 != 0x7fff)
    abort ();
 
  d = __builtin_bfin_shl_fr2x16 (a, -2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if (t1 != 0x0400 || (unsigned short)t2 != 0xf801)
    abort ();
 
  /* lsh */
  d = __builtin_bfin_lshl_fr2x16 (c, -4);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if (t1 != 0x0c00 || t2 != 0x0700)
    abort ();
 
  d = __builtin_bfin_lshl_fr2x16 (c, 2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if (t1 != 0x0000 || t2 != -0x4000)
    abort ();
 
  d = __builtin_bfin_lshl_fr2x16 (a, -2);
  t1 = __builtin_bfin_extract_lo (d);
  t2 = __builtin_bfin_extract_hi (d);
  if (t1 != 0x0400 || (unsigned short)t2 != 0x3801)
    abort ();
 
  exit (0);
}
 
 

Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.