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[AArch64] Allow -mattr=tpidr-el[1|2|3]

Description

[AArch64] Allow -mattr=tpidr-el[1|2|3]

Added subtarget features for AArch64 to use TPIDR_EL[1|2|3] as the TLS base
register, rather than the default TPIDR_EL0.

Patch by Philip Derrin!

Differential revision: https://reviews.llvm.org/D54685

Details

Committed
olista01Mar 21 2019, 4:30 AM
Differential Revision
D54685: [AArch64] Allow -mattr=tpidr-el[1|2|3]
Parents
rL356656: [SelectionDAG] Add scalarization of ABS node (PR41149)
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