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[AArch64] Add support for the SPE-EEF feature

Authored by pratlucas on Nov 20 2020, 8:07 AM.

Description

[AArch64] Add support for the SPE-EEF feature

This is an addition to the existing Statistical Profiling extension, which
introduces an extra system register that is enabled by the new 'spe-eef'
subtarget feature.

Patch written by Simon Tatham.

Reviewed By: ostannard

Differential Revision: https://reviews.llvm.org/D92391

Details

Committed
pratlucasDec 18 2020, 3:11 AM
Reviewer
ostannard
Differential Revision
D92391: [AArch64] Add support for the SPE-EEF feature
Parents
rGda21f7ec146e: [AArch64] Add support for the Branch Record Buffer extension
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