[PATCH] D71002: [PowerPC] Exploitate the Vector Integer Average Instructions

Kai Luo via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Dec 9 23:57:46 PST 2019


lkail added inline comments.


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Comment at: llvm/lib/Target/PowerPC/PPCInstrAltivec.td:1102
+def : Pat<(v4i32 (sra (sub v4i32:$vA, (vnot_ppc v4i32:$vB)),
+          (v4i32 (immEQOneV)))), (v4i32 (VAVGSW $vA, $vB))>;
+def : Pat<(v8i16 (sra (sub v8i16:$vA, (v8i16 (bitconvert(vnot_ppc v4i32:$vB)))),
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nit: We'd better place pattern and result in different lines considering there might be many brackets.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D71002/new/

https://reviews.llvm.org/D71002





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