[all-commits] [llvm/llvm-project] 74bf9b: [AArch64] Add 9.7 CVT data processing intrinsics (...

[Martin Wehking via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 74bf9b5666a6450ef87b130070b5df3da365183d
      https://github.com/llvm/llvm-project/commit/74bf9b5666a6450ef87b130070b5df3da365183d
  Author: Martin Wehking <martin.wehking at arm.com>
  Date:   2026-06-03 (Wed, 03 Jun 2026)

  Changed paths:
    M clang/include/clang/Basic/TargetBuiltins.h
    M clang/include/clang/Basic/arm_sve.td
    M clang/include/clang/Basic/arm_sve_sme_incl.td
    M clang/lib/CodeGen/TargetBuiltins/ARM.cpp
    A clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2_fp_int_cvtn_x2.c
    A clang/test/CodeGen/AArch64/sve2p3-intrinsics/acle_sve2_int_fp_cvt.c
    M clang/test/Sema/AArch64/arm_sve_feature_dependent_sve_AND_LP_sve2p3_OR_sme2p3_RP___sme_AND_LP_sve2p3_OR_sme2p3_RP.c
    M clang/utils/TableGen/SveEmitter.cpp
    M llvm/include/llvm/IR/IntrinsicsAArch64.td
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/lib/Target/AArch64/SMEInstrFormats.td
    M llvm/lib/Target/AArch64/SVEInstrFormats.td
    A llvm/test/CodeGen/AArch64/sve2p3-intrinsics-fp-converts.ll
    A llvm/test/CodeGen/AArch64/sve2p3-intrinsics-fp-converts_x2.ll

  Log Message:
  -----------
  [AArch64] Add 9.7 CVT data processing intrinsics (#186807)

Add Clang intrinsics
svcvtt_f16_s8, _f32_s16, _f64_s32, _f16_u8, _f32_u16, _f64_u32
svcvtb_f16_s8, _f32_s16, _f64_s32, _f16_u8, _f32_u16, _f64_u32

+ lowering to AARCH64 Instrs. SCVTF, SCVTFLT, UCVTF, UCVTFLT

and Clang instrinsics:
svcvtn_s8[_f16_x2], _s32[_f64_x2], _u8[_f16_x2], _u16[_f32_x2],
_u32[_f64_x2]


+ lowering to AARCH64 Instrs. FCVTZSN, FCVTZUN

The Clang intrinsics are guarded by the sve2.3 and sme2.3 feature flags.

ACLE Patch:
https://github.com/ARM-software/acle/pull/428

The patch reuses `IsReductionQV` for resolving the overload of
intrinsics.
This naming is misleading and needs changed



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