[all-commits] [llvm/llvm-project] 38099d: [AArch64] Implement intrinsics for SME FP8 FMLAL/F...

[SpencerAbson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 38099d0608342ddff0737a048ca5fa325c4b0749
      https://github.com/llvm/llvm-project/commit/38099d0608342ddff0737a048ca5fa325c4b0749
  Author: SpencerAbson <Spencer.Abson at arm.com>
  Date:   2024-12-16 (Mon, 16 Dec 2024)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    A clang/test/CodeGen/AArch64/fp8-intrinsics/acle_sme2_fp8_mla.c
    M clang/test/Sema/aarch64-fp8-intrinsics/acle_sme2_fp8_imm.c
    A clang/test/Sema/aarch64-fp8-intrinsics/acle_sme2_fp8_mla.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64SMEInstrInfo.td
    M llvm/lib/Target/AArch64/SMEInstrFormats.td
    A llvm/test/CodeGen/AArch64/sme2-fp8-intrinsics-mla.ll

  Log Message:
  -----------
  [AArch64] Implement intrinsics for SME FP8 FMLAL/FMLALL (Indexed) (#118549)

This patch implements the following intrinsics:

Multi-vector 8-bit floating-point multiply-add long.
``` c
  // Only if __ARM_FEATURE_SME_F8F16 != 0
  void svmla_lane_za16[_mf8]_vg2x1_fpm(uint32_t slice, svmfloat8_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx,
                                       fpm_t fpm)  __arm_streaming __arm_inout("za");

  void svmla_lane_za16[_mf8]_vg2x2_fpm(uint32_t slice, svmfloat8x2_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx,
                                       fpm_t fpm)  __arm_streaming __arm_inout("za");

  void svmla_lane_za16[_mf8]_vg2x4_fpm(uint32_t slice, svmfloat8x4_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx
                                       fpm_t fpm) __arm_streaming __arm_inout("za");

// Only if __ARM_FEATURE_SME_F8F32 != 0
  void svmla_lane_za32[_mf8]_vg4x1_fpm(uint32_t slice, svmfloat8_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx,
                                       fpm_t fpm)__arm_streaming __arm_inout("za");

  void svmla_lane_za32[_mf8]_vg4x2_fpm(uint32_t slice, svmfloat8x2_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx,
                                       fpm_t fpm)__arm_streaming __arm_inout("za");

  void svmla_lane_za32[_mf8]_vg4x4_fpm(uint32_t slice, svmfloat8x4_t zn,
                                       svmfloat8_t zm, uint64_t imm_idx,
                                       fpm_t fpm)__arm_streaming __arm_inout("za");
```
In accordance with: https://github.com/ARM-software/acle/pull/323



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