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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1906 | serge | 1 | #include |
| 2 | int |
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| 3 | __isnanf (float _x) |
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| 4 | { |
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| 5 | unsigned short _sw; |
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| 6 | __asm__ ("fxam;" |
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| 7 | "fstsw %%ax": "=a" (_sw) : "t" (_x) ); |
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| 8 | return (_sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) |
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| 9 | == FP_NAN; |
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| 10 | } |
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| 11 | |||
| 12 | int __attribute__ ((alias ("__isnanf"))) isnanf (float); |