| 1 |
691 |
jeremybenn |
/* { dg-do run } */
|
| 2 |
|
|
/* { dg-options "-O2 -fno-math-errno -fno-trapping-math -msse2 -mfpmath=sse" } */
|
| 3 |
|
|
/* { dg-require-effective-target sse2 } */
|
| 4 |
|
|
|
| 5 |
|
|
#include "sse2-check.h"
|
| 6 |
|
|
|
| 7 |
|
|
double x[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 8 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023, /* +-DBL_MAX */
|
| 9 |
|
|
-0x1p-52, 0x1p-52, /* +-DBL_EPSILON */
|
| 10 |
|
|
/* nextafter/before 0.5, 1.0 and 1.5 */
|
| 11 |
|
|
0x1.0000000000001p-1, 0x1.fffffffffffffp-2,
|
| 12 |
|
|
0x1.0000000000001p+0, 0x1.fffffffffffffp-1,
|
| 13 |
|
|
0x1.8000000000001p+0, 0x1.7ffffffffffffp+0,
|
| 14 |
|
|
-0.0, 0.0, -0.5, 0.5, -1.0, 1.0, -1.5, 1.5, -2.0, 2.0,
|
| 15 |
|
|
-2.5, 2.5 };
|
| 16 |
|
|
#define NUM (sizeof(x)/sizeof(double))
|
| 17 |
|
|
|
| 18 |
|
|
double expect_round[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 19 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023,
|
| 20 |
|
|
-0.0, 0.0,
|
| 21 |
|
|
1.0, 0.0, 1.0, 1.0, 2.0, 1.0,
|
| 22 |
|
|
-0.0, 0.0, -1.0, 1.0, -1.0, 1.0, -2.0, 2.0, -2.0, 2.0,
|
| 23 |
|
|
-3.0, 3.0 };
|
| 24 |
|
|
|
| 25 |
|
|
double expect_rint[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 26 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023,
|
| 27 |
|
|
-0.0, 0.0,
|
| 28 |
|
|
1.0, 0.0, 1.0, 1.0, 2.0, 1.0,
|
| 29 |
|
|
-0.0, 0.0, -0.0, 0.0, -1.0, 1.0, -2.0, 2.0, -2.0, 2.0,
|
| 30 |
|
|
-2.0, 2.0 };
|
| 31 |
|
|
|
| 32 |
|
|
double expect_floor[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 33 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023,
|
| 34 |
|
|
-1.0, 0.0,
|
| 35 |
|
|
0.0, 0.0, 1.0, 0.0, 1.0, 1.0,
|
| 36 |
|
|
-0.0, 0.0, -1.0, 0.0, -1.0, 1.0, -2.0, 1.0, -2.0, 2.0,
|
| 37 |
|
|
-3.0, 2.0 };
|
| 38 |
|
|
|
| 39 |
|
|
double expect_ceil[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 40 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023,
|
| 41 |
|
|
-0.0, 1.0,
|
| 42 |
|
|
1.0, 1.0, 2.0, 1.0, 2.0, 2.0,
|
| 43 |
|
|
-0.0, 0.0, -0.0, 1.0, -1.0, 1.0, -1.0, 2.0, -2.0, 2.0,
|
| 44 |
|
|
-2.0, 3.0 };
|
| 45 |
|
|
|
| 46 |
|
|
double expect_trunc[] = { __builtin_nan(""), __builtin_inf(), -__builtin_inf(),
|
| 47 |
|
|
-0x1.fffffffffffffp+1023, 0x1.fffffffffffffp+1023,
|
| 48 |
|
|
-0.0, 0.0,
|
| 49 |
|
|
0.0, 0.0, 1.0, 0.0, 1.0, 1.0,
|
| 50 |
|
|
-0.0, 0.0, -0.0, 0.0, -1.0, 1.0, -1.0, 1.0, -2.0, 2.0,
|
| 51 |
|
|
-2.0, 2.0 };
|
| 52 |
|
|
|
| 53 |
|
|
|
| 54 |
|
|
#define CHECK(fn) \
|
| 55 |
|
|
void check_ ## fn (void) \
|
| 56 |
|
|
{ \
|
| 57 |
|
|
int i; \
|
| 58 |
|
|
for (i = 0; i < NUM; ++i) \
|
| 59 |
|
|
{ \
|
| 60 |
|
|
double res = __builtin_ ## fn (x[i]); \
|
| 61 |
|
|
if (__builtin_memcmp (&res, &expect_ ## fn [i], sizeof(double)) != 0) \
|
| 62 |
|
|
printf( # fn " [%i]: %.18e %.18e\n", i, expect_ ## fn [i], res), abort (); \
|
| 63 |
|
|
} \
|
| 64 |
|
|
}
|
| 65 |
|
|
|
| 66 |
|
|
CHECK(round)
|
| 67 |
|
|
CHECK(rint)
|
| 68 |
|
|
CHECK(floor)
|
| 69 |
|
|
CHECK(ceil)
|
| 70 |
|
|
CHECK(trunc)
|
| 71 |
|
|
|
| 72 |
|
|
static void
|
| 73 |
|
|
sse2_test (void)
|
| 74 |
|
|
{
|
| 75 |
|
|
check_round ();
|
| 76 |
|
|
check_rint ();
|
| 77 |
|
|
check_floor ();
|
| 78 |
|
|
check_ceil ();
|
| 79 |
|
|
check_trunc ();
|
| 80 |
|
|
}
|
