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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [torture/] [builtin-rounding-1.c] - Rev 826

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/* Copyright (C) 2004 Free Software Foundation.
 
   Check that constant folding of the rounding math functions doesn't
   break anything and produces the expected results.
 
   Written by Kaveh Ghazi, 2004-04-29.  */
 
/* { dg-do link } */
 
extern int link_error (int);
 
#define TEST(FN, VALUE, RESULT) \
  if (__builtin_##FN (VALUE) != RESULT) link_error (__LINE__); \
  if (__builtin_##FN##f (VALUE) != RESULT) link_error (__LINE__); \
  if (__builtin_##FN##l (VALUE) != RESULT) link_error (__LINE__); \
 
int
main (void)
{
  TEST(trunc,   0, 0);
  TEST(floor,   0, 0);
  TEST(ceil,    0, 0);
  TEST(round,   0, 0);
  TEST(lround,  0, 0);
  TEST(llround, 0, 0);
  TEST(lfloor,  0, 0);
  TEST(llfloor, 0, 0);
  TEST(lceil,  0, 0);
  TEST(llceil, 0, 0);
 
  TEST(trunc,   6, 6);
  TEST(floor,   6, 6);
  TEST(ceil,    6, 6);
  TEST(round,   6, 6);
  TEST(lround,  6, 6);
  TEST(llround, 6, 6);
  TEST(lfloor,  6, 6);
  TEST(llfloor, 6, 6);
  TEST(lceil,  6, 6);
  TEST(llceil, 6, 6);
 
  TEST(trunc,   -8, -8);
  TEST(floor,   -8, -8);
  TEST(ceil,    -8, -8);
  TEST(round,   -8, -8);
  TEST(lround,  -8, -8);
  TEST(llround, -8, -8);
  TEST(lfloor,  -8, -8);
  TEST(llfloor, -8, -8);
  TEST(lceil,  -8, -8);
  TEST(llceil, -8, -8);
 
  TEST(trunc,   3.2, 3);
  TEST(floor,   3.2, 3);
  TEST(ceil,    3.2, 4);
  TEST(round,   3.2, 3);
  TEST(lround,  3.2, 3);
  TEST(llround, 3.2, 3);
  TEST(lfloor,  3.2, 3);
  TEST(llfloor, 3.2, 3);
  TEST(lceil,  3.2, 4);
  TEST(llceil, 3.2, 4);
 
  TEST(trunc,   -2.8, -2);
  TEST(floor,   -2.8, -3);
  TEST(ceil,    -2.8, -2);
  TEST(round,   -2.8, -3);
  TEST(lround,  -2.8, -3);
  TEST(llround, -2.8, -3);
  TEST(lfloor,  -2.8, -3);
  TEST(llfloor, -2.8, -3);
  TEST(lceil,  -2.8, -2);
  TEST(llceil, -2.8, -2);
 
  TEST(trunc,   0.01, 0);
  TEST(floor,   0.01, 0);
  TEST(ceil,    0.01, 1);
  TEST(round,   0.01, 0);
  TEST(lround,  0.01, 0);
  TEST(llround, 0.01, 0);
  TEST(lfloor,  0.01, 0);
  TEST(llfloor, 0.01, 0);
  TEST(lceil,  0.01, 1);
  TEST(llceil, 0.01, 1);
 
  TEST(trunc,   -0.7, 0);
  TEST(floor,   -0.7, -1);
  TEST(ceil,    -0.7, 0);
  TEST(round,   -0.7, -1);
  TEST(lround,  -0.7, -1);
  TEST(llround, -0.7, -1);
  TEST(lfloor,  -0.7, -1);
  TEST(llfloor, -0.7, -1);
  TEST(lceil,  -0.7, 0);
  TEST(llceil, -0.7, 0);
 
  TEST(trunc,   2.5, 2);
  TEST(floor,   2.5, 2);
  TEST(ceil,    2.5, 3);
  TEST(round,   2.5, 3);
  TEST(lround,  2.5, 3);
  TEST(llround, 2.5, 3);
  TEST(lfloor,  2.5, 2);
  TEST(llfloor, 2.5, 2);
  TEST(lceil,  2.5, 3);
  TEST(llceil, 2.5, 3);
 
  TEST(trunc,   -1.5, -1);
  TEST(floor,   -1.5, -2);
  TEST(ceil,    -1.5, -1);
  TEST(round,   -1.5, -2);
  TEST(lround,  -1.5, -2);
  TEST(llround, -1.5, -2);
  TEST(lfloor,  -1.5, -2);
  TEST(llfloor, -1.5, -2);
  TEST(lceil,  -1.5, -1);
  TEST(llceil, -1.5, -1);
 
  return 0;
}
 

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