[all-commits] [llvm/llvm-project] b0f067: [AArch64] Implement intrinsics for SME FP8 F1CVT/F...

[SpencerAbson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b0f06769e6e2ea2bc4ce3554ebf66384a1236106
      https://github.com/llvm/llvm-project/commit/b0f06769e6e2ea2bc4ce3554ebf66384a1236106
  Author: SpencerAbson <Spencer.Abson at arm.com>
  Date:   2024-12-08 (Sun, 08 Dec 2024)

  Changed paths:
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/CodeGen/AArch64/fp8-intrinsics/acle_sme2_fp8_cvt.c
    M clang/test/Sema/aarch64-fp8-intrinsics/acle_sme2_fp8_cvt.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    M llvm/test/CodeGen/AArch64/sme2-fp8-intrinsics-cvt.ll

  Log Message:
  -----------
  [AArch64] Implement intrinsics for SME FP8 F1CVT/F2CVT and BF1CVT/BF2CVT (#118027)

This patch implements the following intrinsics:

8-bit floating-point convert to half-precision or BFloat16 (in-order).
``` c
  // Variant is also available for: _bf16[_mf8]_x2
  svfloat16x2_t svcvt1_f16[_mf8]_x2_fpm(svmfloat8_t zn, fpm_t fpm) __arm_streaming;
  svfloat16x2_t svcvt2_f16[_mf8]_x2_fpm(svmfloat8_t zn, fpm_t fpm) __arm_streaming;
```

In accordance with https://github.com/ARM-software/acle/pull/323.

Co-authored-by: Marin Lukac marian.lukac at arm.com
Co-authored-by: Caroline Concatto caroline.concatto at arm.com



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