[all-commits] [llvm/llvm-project] 5945e9: [clang][BFloat] Add reinterpret cast intrinsics

[Ties Stuij via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 5945e9799e77c30baffd0da4a9b735262cda3361
      https://github.com/llvm/llvm-project/commit/5945e9799e77c30baffd0da4a9b735262cda3361
  Author: Ties Stuij <ties.stuij at arm.com>
  Date:   2020-06-07 (Sun, 07 Jun 2020)

  Changed paths:
    M clang/include/clang/Basic/arm_neon.td
    M clang/include/clang/Basic/arm_neon_incl.td
    A clang/test/CodeGen/aarch64-bf16-reinterpret-intrinsics.c
    A clang/test/CodeGen/arm-bf16-reinterpret-intrinsics.c
    M clang/utils/TableGen/NeonEmitter.cpp

  Log Message:
  -----------
  [clang][BFloat] Add reinterpret cast intrinsics

Summary:
This patch is part of a series implementing 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 is specified in the Arm C language
extension specification:

https://developer.arm.com/docs/ihi0055/d/procedure-call-standard-for-the-arm-64-bit-architecture

Subscribers: kristof.beyls, ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, usaxena95, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D79869

The following people contributed to this patch:

- Luke Cheeseman
- Alexandros Lamprineas
- Luke Geeson
- Ties Stuij