[all-commits] [llvm/llvm-project] 2f817e: [AArch64][clang][llvm] Add support for Armv9.7-A l...

Tue Apr 28 07:58:42 PDT 2026

  Branch: refs/heads/users/jthackray/acle_lut_intrinsic
  Home:   https://github.com/llvm/llvm-project
  Commit: 2f817e05e4d8d29fdb84078753bf64fc60a543e9
      https://github.com/llvm/llvm-project/commit/2f817e05e4d8d29fdb84078753bf64fc60a543e9
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    M clang/include/clang/Basic/arm_sve.td
    M clang/lib/Basic/Targets/AArch64.cpp
    M clang/lib/Basic/Targets/AArch64.h
    A clang/test/CodeGen/AArch64/sme2p3-intrinsics/acle_sme2p3_luti6.c
    A clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6.c
    M clang/test/Preprocessor/aarch64-target-features.c
    A clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_imm.c
    A clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target.c
    A clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target_lane.c
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_imm.cpp
    A clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target.c
    A clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td
    M llvm/lib/Target/AArch64/AArch64SMEInstrInfo.td
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/lib/Target/AArch64/SVEInstrFormats.td
    A llvm/test/CodeGen/AArch64/sme2p3-intrinsics-luti6.ll
    A llvm/test/CodeGen/AArch64/sve2p3-intrinsics-luti6.ll
    A llvm/test/Verifier/AArch64/luti6-intrinsics.ll

  Log Message:
  -----------
  [AArch64][clang][llvm] Add support for Armv9.7-A lookup table intrinsics

Add support for the following Armv9.7-A Lookup Table (lut)
instruction intrinsics:

SVE2.3
```c
  // Variant is  also available for: _u8 _mf8
  svint8_t svluti6[_s8](svint8x2_t table, svuint8_t indices);
```

SVE2.3 and SME2.3
``` c
  // Variants are also available for _u16_x2 and _f16_x2.
  svint16_t svluti6_lane[_s16_x2](svint16x2_t table, svuint8_t indices, uint64_t imm_idx);
```

SME2.3
```c
  // Variant are also available for: _u16, _f16 and _bf16.
  svint16x4_t svluti6_lane_s16_x4[_s16_x2](svint16x2_t table, svuint8x2_t indices, uint64_t imm_idx);

  // Variants are also available for: _u8 and _mf8.
  svint8x4_t svluti6_zt_s8_x4(uint64_t zt0, svuint8x3_t zn) __arm_streaming __arm_in("zt0");

  // Variants are also available for: _u8 and _mf8.
  svint8_t svluti6_zt_s8(uint64_t zt0, svuint8_t zn) __arm_streaming __arm_in("zt0");
```

  Commit: 4249384fd1ed78e87698860609a29f5d4a07943e
      https://github.com/llvm/llvm-project/commit/4249384fd1ed78e87698860609a29f5d4a07943e
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/lib/Basic/Targets/AArch64.cpp
    M clang/lib/Basic/Targets/AArch64.h
    M clang/test/Preprocessor/aarch64-target-features.c
    M llvm/lib/Target/AArch64/AArch64SMEInstrInfo.td
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/lib/Target/AArch64/SMEInstrFormats.td
    M llvm/lib/Target/AArch64/SVEInstrFormats.td

  Log Message:
  -----------
  fixup! Address PR comments

  Commit: a6616b77719f59164c0e7e57e6081f9616e9d0a5
      https://github.com/llvm/llvm-project/commit/a6616b77719f59164c0e7e57e6081f9616e9d0a5
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp

  Log Message:
  -----------
  fixup! Reuse SelectMultiVectorLuti()

  Commit: c77aa4547b152e10ed587b5f46fee8a96b31b80a
      https://github.com/llvm/llvm-project/commit/c77aa4547b152e10ed587b5f46fee8a96b31b80a
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp

  Log Message:
  -----------
  fixup! Add overloaded AArch64DAGToDAGISel::EmitMultiVectorLutiLane() for reuse

  Commit: 2f57e13b18aa34831a7dc6018f19f6912f2965d4
      https://github.com/llvm/llvm-project/commit/2f57e13b18aa34831a7dc6018f19f6912f2965d4
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td

  Log Message:
  -----------
  fixup! Address PR comments

  Commit: 67b0343b1b51d66e7d48a384df76af15e113e7da
      https://github.com/llvm/llvm-project/commit/67b0343b1b51d66e7d48a384df76af15e113e7da
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    M clang/include/clang/Basic/arm_sve.td
    M clang/lib/Sema/SemaARM.cpp
    M clang/test/CodeGen/AArch64/sme2p3-intrinsics/acle_sme2p3_luti6.c
    M clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6.c
    M clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target_lane.c
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    M llvm/lib/Target/AArch64/SVEInstrFormats.td

  Log Message:
  -----------
  fixup! Address more PR comments

  Commit: f81b7ab0a5d8bc45ccfd6a30b481b07e8236eb5d
      https://github.com/llvm/llvm-project/commit/f81b7ab0a5d8bc45ccfd6a30b481b07e8236eb5d
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6.c
    M llvm/lib/Target/AArch64/SVEInstrFormats.td
    M llvm/test/Verifier/AArch64/luti6-intrinsics.ll

  Log Message:
  -----------
  fixup! Fix final PR comments for now

  Commit: cca835507bcb4fe1882979b092c1735157fc77d3
      https://github.com/llvm/llvm-project/commit/cca835507bcb4fe1882979b092c1735157fc77d3
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sve.td
    M clang/lib/Sema/SemaARM.cpp
    M clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target_lane.c
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c

  Log Message:
  -----------
  fixup! Address more PR comments

  Commit: 1640ff8551965117fe41d7662b6e3735b417ae6c
      https://github.com/llvm/llvm-project/commit/1640ff8551965117fe41d7662b6e3735b417ae6c
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    M llvm/test/CodeGen/AArch64/sme2p3-intrinsics-luti6.ll
    M llvm/test/CodeGen/AArch64/sve2p3-intrinsics-luti6.ll
    M llvm/test/Verifier/AArch64/luti6-intrinsics.ll

  Log Message:
  -----------
  fixup! Fix PR comments

  Commit: cfcbcdd0b57f21a0912936275362c4409633d221
      https://github.com/llvm/llvm-project/commit/cfcbcdd0b57f21a0912936275362c4409633d221
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sve.td
    M clang/lib/Sema/SemaARM.cpp
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
    M llvm/test/CodeGen/AArch64/sme2p3-intrinsics-luti6.ll
    M llvm/test/CodeGen/AArch64/sve2p3-intrinsics-luti6.ll
    R llvm/test/Verifier/AArch64/luti6-intrinsics.ll

  Log Message:
  -----------
  fixup! More small PR fixes

  Commit: f741673a743ef71cfd4e3baa91b01c27b9bcd0b7
      https://github.com/llvm/llvm-project/commit/f741673a743ef71cfd4e3baa91b01c27b9bcd0b7
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/CodeGen/AArch64/sme2p3-intrinsics/acle_sme2p3_luti6.c
    M llvm/include/llvm/IR/IntrinsicsAArch64.td

  Log Message:
  -----------
  fixup! Fix more PR comments

  Commit: 1122c9dd305191eb9aaef194f225e28fc3975f18
      https://github.com/llvm/llvm-project/commit/1122c9dd305191eb9aaef194f225e28fc3975f18
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/CodeGen/AArch64/sme2p3-intrinsics/acle_sme2p3_luti6.c
    M clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6.c
    A clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6_lane_x2.c

  Log Message:
  -----------
  fixup! Adjust `def`s and split out tests

  Commit: 514e57089c1e5d17cfc37c78e5830b12c791e139
      https://github.com/llvm/llvm-project/commit/514e57089c1e5d17cfc37c78e5830b12c791e139
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_imm.cpp
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/test/CodeGen/AArch64/sve2p3-intrinsics-luti6.ll

  Log Message:
  -----------
  fixup! Add some more _bf16 tests

  Commit: 09b630c2504f5db95ba5387badbfb73437ca4c76
      https://github.com/llvm/llvm-project/commit/09b630c2504f5db95ba5387badbfb73437ca4c76
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sme.td
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target.c
    R clang/test/Sema/aarch64-sme2p3-intrinsics/acle_sme2p3_target_lane.c
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/test/CodeGen/AArch64/sme2p3-intrinsics-luti6.ll

  Log Message:
  -----------
  fixup! Address more PR comments

  Commit: b308757c109ab07feb0968d8af22345758e22a9d
      https://github.com/llvm/llvm-project/commit/b308757c109ab07feb0968d8af22345758e22a9d
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target.c
    R clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target_lane.c
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td

  Log Message:
  -----------
  fixup! Move tests

  Commit: 47206392a5ba7aa4db334068052a67ba061edfbc
      https://github.com/llvm/llvm-project/commit/47206392a5ba7aa4db334068052a67ba061edfbc
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-28 (Tue, 28 Apr 2026)

  Changed paths:
    M clang/include/clang/Basic/arm_sve.td
    M clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2p3_luti6.c
    M clang/test/Sema/aarch64-sve2p3-intrinsics/acle_sve2p3_target.c

  Log Message:
  -----------
  fixup! Adjust definitions after ACLE updates from @rockdreamer

Compare: https://github.com/llvm/llvm-project/compare/c327d516c7ac...47206392a5ba

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