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Last change
on this file since 567 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
354 bytes
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| Line | |
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| 1 | /* |
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| 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 | |
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| 6 | #include "fdlibm.h" |
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| 7 | |
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| 8 | int |
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| 9 | __isinff (float x) |
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| 10 | { |
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| 11 | __int32_t ix; |
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| 12 | GET_FLOAT_WORD(ix,x); |
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| 13 | ix &= 0x7fffffff; |
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| 14 | return FLT_UWORD_IS_INFINITE(ix); |
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| 15 | } |
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| 16 | |
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| 17 | #ifdef _DOUBLE_IS_32BITS |
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| 18 | |
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| 19 | int |
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| 20 | __isinfd (double x) |
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| 21 | { |
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| 22 | return __isinff((float) x); |
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| 23 | } |
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| 24 | |
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| 25 | #endif /* defined(_DOUBLE_IS_32BITS) */ |
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