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* MFC r257207, r261161, r261163:ian2014-05-151-3/+3
| | | | | | | | | Update the hard-float version of the fenv functions to use the VFP unit. Any other floating-point unit is unsupported on ARM. Use __fenv_static for all static inline functions. Correctly shift the mask when masking/unmasking exceptions.
* Add an implementation of fenv.h intended for platforms that lack an FPU anddas2012-01-161-0/+184
use softfloat. Thanks to Ian Lepore for testing and debugging this patch. The fenv regression tests pass (at least for Ian's arm chip) with this change.
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