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Momchil Velikov 2771231de0 [AArch64] Add support for Transactional Memory Extension (TME)
Re-commit r366322 after some fixes

TME is a future architecture technology, documented in

  https://developer.arm.com/architectures/cpu-architecture/a-profile/exploration-tools
  https://developer.arm.com/docs/ddi0601/a

More about the future architectures:

  https://community.arm.com/developer/ip-products/processors/b/processors-ip-blog/posts/new-technologies-for-the-arm-a-profile-architecture

This patch adds support for the TME instructions TSTART, TTEST, TCOMMIT, and
TCANCEL and the target feature/arch extension "tme".

It also implements TME builtin functions, defined in ACLE Q2 2019
(https://developer.arm.com/docs/101028/latest)

Differential Revision: https://reviews.llvm.org/D64416

Patch by Javed Absar and Momchil Velikov

llvm-svn: 367428
2019-07-31 12:52:17 +00:00
..
2019-07-31 03:22:08 +00:00
2019-04-05 13:59:24 +00:00
2019-04-08 12:31:12 +00:00