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powerpc: Fix powerpcspe WRT FPSCR
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Authored by jhibbits on Mar 27 2021, 9:49 PM.
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Details

Summary

Since powerpcspe doesn't have a traditional FPU, there's no FPSCR, and
no FPRs. Attempting to use them triggers an illegal instruction trap.
Fix this unconditional cleanup of FPSCR by conditionalizing it on the
FPU being used in the outgoing thread.

Diff Detail

Repository
rS FreeBSD src repository - subversion
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Unit
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Build Status
Buildable 38122
Build 35011: arc lint + arc unit