xiaoxiang781216 commented on a change in pull request #5662:
URL: https://github.com/apache/incubator-nuttx/pull/5662#discussion_r818262375
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File path: arch/arm/Kconfig
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@@ -908,6 +908,11 @@ config ARM_FP_ABI_SOFT
---help---
Pass float value via integer register (-mfloat-abi=softfp)
+config ARM_FP_NEON
Review comment:
This config can't work, FPU and NEON share the same register set. OS
save and restore this register set on when FPU is enabled. If you enable NENO
and disable FPU, thread context will corrupt randomly.
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