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[CodeGen][BFloat] Add bfloat MVT type

Authored by stuij on May 27 2020, 4:44 AM.

Description

[CodeGen][BFloat] Add bfloat MVT type

Summary:
This patch adds BFloat MVT support. It also adds fixed and scalable vector MVT
types for BFloat.

This patch is part of a series that adds support for the Bfloat16 extension of the Armv8.6-a architecture, as
detailed here:

https://community.arm.com/developer/ip-products/processors/b/processors-ip-blog/posts/arm-architecture-developments-armv8-6-a

The bfloat type, and its properties are specified in the Arm Architecture
Reference Manual:

https://developer.arm.com/docs/ddi0487/latest/arm-architecture-reference-manual-armv8-for-armv8-a-architecture-profile

Reviewers: aemerson, huntergr, craig.topper, fpetrogalli, sdesmalen, LukeGeeson, ostannard

Reviewed By: ostannard

Subscribers: LukeGeeson, pbarrio, dschuff, kristof.beyls, hiraditya, aheejin, jdoerfert, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D79706

Details

Committed
stuijMay 27 2020, 5:38 AM
Reviewer
ostannard
Differential Revision
D79706: [CodeGen][BFloat] Add bfloat MVT type
Parents
rG63f927b17a1c: Update release notes with porting guide for AST Matchers
Branches
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Tags
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