diff options
Diffstat (limited to 'libm/s_lrint.c')
| -rw-r--r-- | libm/s_lrint.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/libm/s_lrint.c b/libm/s_lrint.c index 3cdc8a253..979d66c59 100644 --- a/libm/s_lrint.c +++ b/libm/s_lrint.c @@ -35,7 +35,7 @@ static const double two52[2] = long int lrint (double x) { - int32_t j0; + int32_t _j0; u_int32_t i0,i1; volatile double w; double t; @@ -43,44 +43,44 @@ lrint (double x) int sx; EXTRACT_WORDS (i0, i1, x); - j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + _j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; sx = i0 >> 31; i0 &= 0xfffff; i0 |= 0x100000; - if (j0 < 20) + if (_j0 < 20) { - if (j0 < -1) + if (_j0 < -1) return 0; else { w = two52[sx] + x; t = w - two52[sx]; EXTRACT_WORDS (i0, i1, t); - j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + _j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; i0 &= 0xfffff; i0 |= 0x100000; - result = i0 >> (20 - j0); + result = i0 >> (20 - _j0); } } - else if (j0 < (int32_t) (8 * sizeof (long int)) - 1) + else if (_j0 < (int32_t) (8 * sizeof (long int)) - 1) { - if (j0 >= 52) - result = ((long int) i0 << (j0 - 20)) | (i1 << (j0 - 52)); + if (_j0 >= 52) + result = ((long int) i0 << (_j0 - 20)) | (i1 << (_j0 - 52)); else { w = two52[sx] + x; t = w - two52[sx]; EXTRACT_WORDS (i0, i1, t); - j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + _j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; i0 &= 0xfffff; i0 |= 0x100000; - if (j0 == 20) + if (_j0 == 20) result = (long int) i0; else - result = ((long int) i0 << (j0 - 20)) | (i1 >> (52 - j0)); + result = ((long int) i0 << (_j0 - 20)) | (i1 >> (52 - _j0)); } } else |