[PATCH] D120307: [X86] Add helper enum for ternary intrinsics

Phoebe Wang via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Tue Feb 22 18:42:40 PST 2022


pengfei added inline comments.


================
Comment at: clang/lib/Headers/avx512fintrin.h:5944
+      (__v16si)(__m512i)(A), (__v16si)(__m512i)(B), (__v16si)(__m512i)(C),     \
+      (unsigned char)(imm), (__mmask16)-1))
+
----------------
craig.topper wrote:
> Why do we need to change the type on `imm` here? The builtin takes an int, and the enum you created defaults to int. Is this so we truncate ~ to 8-bits?
Yes. By the way, ICC and MSVC don't error out for it. https://godbolt.org/z/s1bG1sq9q


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120307/new/

https://reviews.llvm.org/D120307



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