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Posted to commits@nuttx.apache.org by GitBox <gi...@apache.org> on 2022/04/14 12:35:16 UTC

[GitHub] [incubator-nuttx] anchao opened a new pull request, #6072: arm/armv7-[a|r]: move fpu save/restore to assembly handler

anchao opened a new pull request, #6072:
URL: https://github.com/apache/incubator-nuttx/pull/6072

   ## Summary
   
   arm/armv7-[a|r]: move fpu save/restore to assembly handler
   
   Save/Restore FPU registers in C environment is dangerous practive,
   which cannot guarantee the compiler won't generate the assembly code
   with float point registers, especially in interrupt handling
   
   Signed-off-by: chao.an <an...@xiaomi.com>
   
   ## Impact
   
   arm/armv7-r/armv7-a
   
   ## Testing
   
   ostest fputest


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[GitHub] [incubator-nuttx] anchao commented on pull request #6072: arm/armv7-[a|r]: move fpu save/restore to assembly handler

Posted by GitBox <gi...@apache.org>.

anchao commented on PR #6072:
URL: https://github.com/apache/incubator-nuttx/pull/6072#issuecomment-1099143171

   Ref:
   https://github.com/apache/incubator-nuttx/pull/5662


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[GitHub] [incubator-nuttx] xiaoxiang781216 merged pull request #6072: arm/armv7-[a|r]: move fpu save/restore to assembly handler

Posted by GitBox <gi...@apache.org>.

xiaoxiang781216 merged PR #6072:
URL: https://github.com/apache/incubator-nuttx/pull/6072


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