[PATCH] D93594: [X86] Pass to transform amx intrinsics to scalar operation.
Pengfei Wang via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Sat Feb 27 05:36:46 PST 2021
pengfei added inline comments.
================
Comment at: llvm/lib/Target/X86/X86LowerAMXIntrinsics.cpp:88
+
+template <Intrinsic::ID IntrID,
+ typename = typename std::enable_if<
----------------
LuoYuanke wrote:
> pengfei wrote:
> > Can we just use `template <bool IsLoad>`? I think it also can reduce the branch.
> Why do we need a template instead of passing a parameter `bool IsLoad`?
Bing thought template instantiation can avoid the condition code to turn into branch instructions.
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https://reviews.llvm.org/D93594/new/
https://reviews.llvm.org/D93594
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