Diffusion FreeBSD src repository 6e2caba7a129

arm64: Enable the floating-point exception traps
6e2caba7a129
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Description

arm64: Enable the floating-point exception traps

To enable it user-space needs to call feenableexcept().

FPE_FLTIDO has been added as the IDF bit can't be mapped to any existing
FPE code.

Reviewed by: andrew@
Differential revision: https://reviews.freebsd.org/D35247
MFC after: 2 weeks

Details

Provenance

Authored on May 19 2022, 4:53 PM

Differential Revision

D35247: arm64: Enable Floating-point exception

Parents

rG2cd662064a0c: linux(4): Handle cas failure on ll/sc operations

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Event Timeline

dchagin committed rG6e2caba7a129: arm64: Enable the floating-point exception traps (authored by dchagin).May 19 2022, 4:53 PM

dchagin added an edge: D35247: arm64: Enable Floating-point exception.May 19 2022, 4:57 PM

dchagin mentioned this in rG570206bdc227: arm64: Enable the floating-point exception traps.Jun 17 2022, 7:46 PM

Changes (3)

Path

Size

sys/

arm64/

arm64/

include/

sys/

rG6e2caba7a129

sys/arm64/arm64/trap.c

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sys/arm64/include/armreg.h

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sys/sys/signal.h

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