[PATCH] D72110: [X86] ABI compat bugfix for MSVC vectorcall

Craig Topper via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri Jan 3 10:26:15 PST 2020


craig.topper added inline comments.


================
Comment at: clang/lib/CodeGen/TargetInfo.cpp:1648
+  // a bit different than the x64 version.  First, all vector types (not HVAs)
+  // are assigned, with the first 6 ending up in the YMM0-5 or XMM0-5 registers.
+  // This differs from the x64 implementation, where the first 6 by INDEX get
----------------
What about ZMM?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D72110/new/

https://reviews.llvm.org/D72110





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