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<a href="https://gitlab.rtems.org/opticron">Kinsey Moore</a>
commented on a
<a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5214#note_119884">discussion</a>:
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<p dir="auto" style="color: #28272d; margin: 0;" align="initial">The fact that a context switch is occurring is irrelevant. Any function call that uses FP instructions could invalidate the FPSR from the calling function's perspective. If you set specific bits in the FPSR and then call sqrt(-1), is the pre-call FPSR preserved in the manner that you're suggesting?</p>
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