[all-commits] [llvm/llvm-project] 5eaea6: [AArch64][clang][llvm] Add support for Armv9.7-A l...

Tue Apr 14 05:34:41 PDT 2026

  Branch: refs/heads/users/jthackray/acle_lut_intrinsic
  Home:   https://github.com/llvm/llvm-project
  Commit: 5eaea6ac9cc04a4895648714c87964246ab98f78
      https://github.com/llvm/llvm-project/commit/5eaea6ac9cc04a4895648714c87964246ab98f78
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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
    A 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: 7e039cc5705e8a3a5e0ed5bcda63f76b0c231953
      https://github.com/llvm/llvm-project/commit/7e039cc5705e8a3a5e0ed5bcda63f76b0c231953
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: c91605be19d38d882dfae2993de4fa90ba73061c
      https://github.com/llvm/llvm-project/commit/c91605be19d38d882dfae2993de4fa90ba73061c
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 Apr 2026)

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

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

  Commit: e405fbfbd44b0aff68cfd27411c4a0a6682b360f
      https://github.com/llvm/llvm-project/commit/e405fbfbd44b0aff68cfd27411c4a0a6682b360f
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 Apr 2026)

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

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

  Commit: af411fa1dd8bd782475f2e0b0ee505b44fe30a59
      https://github.com/llvm/llvm-project/commit/af411fa1dd8bd782475f2e0b0ee505b44fe30a59
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 3fb6456438af0d969aac3293f351ac80668d3b78
      https://github.com/llvm/llvm-project/commit/3fb6456438af0d969aac3293f351ac80668d3b78
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 10e4c175df5910cc42b01a910e05125367ea7b3b
      https://github.com/llvm/llvm-project/commit/10e4c175df5910cc42b01a910e05125367ea7b3b
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: ffe55ff17fab2e5e59861e469c3d088b05c4e69e
      https://github.com/llvm/llvm-project/commit/ffe55ff17fab2e5e59861e469c3d088b05c4e69e
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: d5f3f73b2685a8eb51fdaebcb55a302f2b7b40af
      https://github.com/llvm/llvm-project/commit/d5f3f73b2685a8eb51fdaebcb55a302f2b7b40af
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 3e1dfdcb497862831e3fda1628861e3de362da17
      https://github.com/llvm/llvm-project/commit/3e1dfdcb497862831e3fda1628861e3de362da17
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: b2fb0e96d11fcd5c03cb4ea70b50e57af9eb2b21
      https://github.com/llvm/llvm-project/commit/b2fb0e96d11fcd5c03cb4ea70b50e57af9eb2b21
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 9c6c74dbaf47dbf18020832d4639f82c5cab0750
      https://github.com/llvm/llvm-project/commit/9c6c74dbaf47dbf18020832d4639f82c5cab0750
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 9ea750837f16114a452a2835a371ba22cefc98f5
      https://github.com/llvm/llvm-project/commit/9ea750837f16114a452a2835a371ba22cefc98f5
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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: 39bb86ec1611f02b7a949e8cd2429574c9095636
      https://github.com/llvm/llvm-project/commit/39bb86ec1611f02b7a949e8cd2429574c9095636
  Author: Jonathan Thackray <jonathan.thackray at arm.com>
  Date:   2026-04-14 (Tue, 14 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

Compare: https://github.com/llvm/llvm-project/compare/d10c0e215994...39bb86ec1611

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