[PATCH] D32277: Replace slow LEA instructions in X86

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Apr 20 12:10:52 PDT 2017


efriedma added inline comments.


================
Comment at: lib/Target/X86/X86FixupLEAs.cpp:296
+static inline bool isInefficientLEAReg(unsigned int Reg) {
+  return Reg == X86::EBP || Reg == X86::RBP || Reg == X86::R13;
+}
----------------
Do you need to check for R13D?


https://reviews.llvm.org/D32277





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