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4 Commits

Author SHA1 Message Date
Thomas Preud'homme f60b35340f Stop traping on sNaN in __builtin_isinf 
__builtin_isinf currently generates a floating-point compare operation
which triggers a trap when faced with a signaling NaN in StrictFP mode.
This commit uses integer operations instead to not generate any trap in
such a case.

Reviewed By: mibintc

Differential Revision: https://reviews.llvm.org/D97125
 2021-03-15 15:38:08 +00:00
Thomas Preud'homme b7aeece47c Revert "Stop traping on sNaN in __builtin_isinf" 
This reverts commit 1b6eb56aa0 because the
invert logic for isfinite is incorrect.
 2021-03-04 12:07:35 +00:00
Thomas Preud'homme 1b6eb56aa0 Stop traping on sNaN in __builtin_isinf 
__builtin_isinf currently generates a floating-point compare operation
which triggers a trap when faced with a signaling NaN in StrictFP mode.
This commit uses integer operations instead to not generate any trap in
such a case.

Reviewed By: mibintc

Differential Revision: https://reviews.llvm.org/D97125
 2021-03-02 15:54:56 +00:00
Thomas Preud'homme 00a62547da Stop traping on sNaN in __builtin_isnan 
__builtin_isnan currently generates a floating-point compare operation
which triggers a trap when faced with a signaling NaN in StrictFP mode.
This commit uses integer operations instead to not generate any trap in
such a case.

Reviewed By: kpn

Differential Revision: https://reviews.llvm.org/D95948
 2021-02-05 18:28:48 +00:00