[PATCH] D15344: [WebAssembly] Implement prolog/epilog insertion and FrameIndex elimination

[Derek Schuff via llvm-commits]

dschuff added inline comments.

================
Comment at: lib/Target/WebAssembly/WebAssemblyPEI.cpp:233
@@ +232,3 @@
+  // inserted.
+  if (TRI->requiresRegisterScavenging(Fn) && FrameIndexVirtualScavenging) {
+    scavengeFrameVirtualRegs(Fn);
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Also added comment here, the other "real" diff from generic PEI


http://reviews.llvm.org/D15344