[PATCH] D77871: [AArch64] Armv8.6-a Matrix Mult Assembly + Intrinsics

[Luke Geeson via Phabricator via cfe-commits]

LukeGeeson created this revision.
LukeGeeson added reviewers: ostannard, t.p.northover.
Herald added subscribers: cfe-commits, danielkiss, hiraditya, kristof.beyls.
Herald added a reviewer: rengolin.
Herald added a project: clang.
LukeGeeson added a parent revision: D77540: [PATCH] [ARM]: Armv8.6-a Matrix Mul Asm and Intrinsics Support.
LukeGeeson added a child revision: D77872: [AArch32] Armv8.6-a Matrix Mult Assembly + Intrinsics.

This patch upstreams support for the Armv8.6-a Matrix Multiplication
Extension. A summary of the features can be found here:

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

This patch includes:

- Assembly support for AArch64 only (no SVE or Neon)
- Intrinsics Support for AArch64 Armv8.6a Matrix Multiplication Instructions (No bfloat16 matrix multiplication)

No IR types or C Types are needed for this extension.

This is part of a patch series, starting with BFloat16 support and
the other components in the armv8.6a extension (in previous patches
linked in phabricator)

Based on work by:

- Luke Geeson
- Oliver Stannard
- Luke Cheeseman


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D77871

Files:
  clang/include/clang/Basic/arm_neon.td
  clang/lib/Basic/Targets/AArch64.cpp
  clang/lib/Basic/Targets/AArch64.h
  clang/lib/CodeGen/CGBuiltin.cpp
  clang/test/CodeGen/aarch64-matmul.cpp
  clang/test/CodeGen/aarch64-v8.6a-neon-intrinsics.c
  llvm/include/llvm/IR/IntrinsicsAArch64.td
  llvm/lib/Target/AArch64/AArch64.td
  llvm/lib/Target/AArch64/AArch64InstrFormats.td
  llvm/lib/Target/AArch64/AArch64InstrInfo.td
  llvm/lib/Target/AArch64/AArch64Subtarget.h
  llvm/test/CodeGen/AArch64/aarch64-matmul.ll
  llvm/test/MC/AArch64/armv8.6a-simd-matmul-error.s
  llvm/test/MC/AArch64/armv8.6a-simd-matmul.s
  llvm/test/MC/Disassembler/AArch64/armv8.6a-simd-matmul.txt

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