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https://opencores.org/ocsvn/or1k/or1k/trunk
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Rev 39 |
Rev 56 |
Line 51... |
Line 51... |
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SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */
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SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */
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#endif
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#endif
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exc.type = OVERFLOW;
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exc.type = OVERFLOW;
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exc.name = "expf";
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exc.name = "expf";
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exc.err = 0;
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exc.arg1 = exc.arg2 = (double)x;
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if (_LIB_VERSION == _SVID_)
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if (_LIB_VERSION == _SVID_)
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exc.retval = HUGE;
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exc.retval = HUGE;
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else
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else
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exc.retval = HUGE_VAL;
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exc.retval = HUGE_VAL;
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if (_LIB_VERSION == _POSIX_)
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if (_LIB_VERSION == _POSIX_)
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Line 67... |
Line 69... |
return exc.retval;
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return exc.retval;
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} else if(x<u_threshold) {
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} else if(x<u_threshold) {
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/* expf(finite) underflow */
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/* expf(finite) underflow */
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exc.type = UNDERFLOW;
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exc.type = UNDERFLOW;
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exc.name = "expf";
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exc.name = "expf";
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exc.err = 0;
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exc.arg1 = exc.arg2 = (double)x;
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exc.retval = 0.0;
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exc.retval = 0.0;
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if (_LIB_VERSION == _POSIX_)
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if (_LIB_VERSION == _POSIX_)
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errno = ERANGE;
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errno = ERANGE;
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else if (!matherr(&exc)) {
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else if (!matherr(&exc)) {
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errno = ERANGE;
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errno = ERANGE;
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