Files
clang-p2996/clang/test/CodeGen/aarch64-matmul.cpp
Luke Geeson 832cd74913 [AArch64] 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

Reviewers: ostannard, t.p.northover, rengolin, kmclaughlin

Reviewed By: kmclaughlin

Subscribers: kmclaughlin, kristof.beyls, hiraditya, danielkiss,
cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D77871
2020-04-24 15:54:06 +01:00

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// RUN: %clang_cc1 -triple aarch64-eabi -target-feature +neon -target-feature +i8mm -S -emit-llvm %s -o - | FileCheck %s
#ifdef __ARM_FEATURE_MATMUL_INT8
extern "C" void arm_feature_matmulint8_defined() {}
#endif
// CHECK: define void @arm_feature_matmulint8_defined()