[PATCH] D142656: [SVE][codegen] Add pattern for SVE multiply-add accumulate

[Paul Walker via Phabricator via llvm-commits]

paulwalker-arm added inline comments.


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Comment at: llvm/lib/Target/AArch64/SVEInstrFormats.td:3209-3212
+  def : SVE_4_Op_MlAddSub_Pat<nxv16i8, op, nxv16i1, nxv16i8, nxv16i8, nxv16i8, !cast<Instruction>(NAME # _UNDEF_B)>;
+  def : SVE_4_Op_MlAddSub_Pat<nxv8i16, op, nxv8i1,  nxv8i16, nxv8i16, nxv8i16, !cast<Instruction>(NAME # _UNDEF_H)>;
+  def : SVE_4_Op_MlAddSub_Pat<nxv4i32, op, nxv4i1,  nxv4i32, nxv4i32, nxv4i32, !cast<Instruction>(NAME # _UNDEF_S)>;
+  def : SVE_4_Op_MlAddSub_Pat<nxv2i64, op, nxv2i1,  nxv2i64, nxv2i64, nxv2i64, !cast<Instruction>(NAME # _UNDEF_D)>;
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Rather than create a new class please just wrap these line in `let AddedComplexity = 9 in {}` instead.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142656/new/

https://reviews.llvm.org/D142656