[PATCH] D91927: [X86] Add x86_amx type for intel AMX.
LuoYuanke via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Dec 23 23:19:49 PST 2020
LuoYuanke added inline comments.
================
Comment at: llvm/lib/Target/X86/X86LowerAMXType.cpp:124
+ auto *II = cast<IntrinsicInst>(Tile);
+ // Tile is output from AMX intrinsic. The first operand of the
+ // intrinsic is row, the second operand of the intrinsic is column.
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pengfei wrote:
> How about the `Tile` comes from tdpbssd?
We have a convention, when amx intrinsics define a x86_amx tile the first 2 operands is the shape of the defined tile. For tdpbssd, the intrinsics operands are (m, n, k, ...). (m, n) is the shape of the produced tile.
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CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D91927/new/
https://reviews.llvm.org/D91927
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