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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * __isinff(x) returns 1 if x is +-infinity, else 0; |
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| 3 | * Added by Cygnus Support. |
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| 4 | */ |
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| 5 | |||
| 6 | #include "fdlibm.h" |
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| 7 | |||
| 8 | int |
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| 9 | _DEFUN (__isinff, (x), |
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| 10 | float x) |
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| 11 | { |
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| 12 | __int32_t ix; |
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| 13 | GET_FLOAT_WORD(ix,x); |
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| 14 | ix &= 0x7fffffff; |
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| 15 | return FLT_UWORD_IS_INFINITE(ix); |
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| 16 | } |
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| 17 | |||
| 18 | #ifdef _DOUBLE_IS_32BITS |
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| 19 | |||
| 20 | int |
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| 21 | _DEFUN (__isinfd, (x), |
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| 22 | double x) |
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| 23 | { |
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| 24 | return __isinff((float) x); |
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| 25 | } |
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| 26 | |||
| 27 | #endif /* defined(_DOUBLE_IS_32BITS) */ |