Last change
on this file since 351 was 337, checked in by coas-nagasima, 6 years ago |
ASP3版ECNLを追加
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Property svn:eol-style
set to
native
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Property svn:mime-type
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text/x-csrc;charset=UTF-8
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File size:
765 bytes
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1 | #include "libm.h"
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2 |
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3 | #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
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4 | int __fpclassifyl(long double x)
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5 | {
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6 | return __fpclassify(x);
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7 | }
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8 | #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
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9 | int __fpclassifyl(long double x)
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10 | {
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11 | union ldshape u = {x};
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12 | int e = u.i.se & 0x7fff;
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13 | int msb = u.i.m>>63;
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14 | if (!e && !msb)
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15 | return u.i.m ? FP_SUBNORMAL : FP_ZERO;
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16 | if (!msb)
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17 | return FP_NAN;
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18 | if (e == 0x7fff)
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19 | return u.i.m << 1 ? FP_NAN : FP_INFINITE;
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20 | return FP_NORMAL;
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21 | }
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22 | #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
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23 | int __fpclassifyl(long double x)
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24 | {
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25 | union ldshape u = {x};
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26 | int e = u.i.se & 0x7fff;
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27 | u.i.se = 0;
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28 | if (!e)
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29 | return u.i2.lo | u.i2.hi ? FP_SUBNORMAL : FP_ZERO;
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30 | if (e == 0x7fff)
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31 | return u.i2.lo | u.i2.hi ? FP_NAN : FP_INFINITE;
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32 | return FP_NORMAL;
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33 | }
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34 | #endif
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