[PATCH] [WinEH] Demote values live across exception handlers up front
Reid Kleckner
rnk at google.com
Tue Apr 21 09:58:55 PDT 2015
Hi majnemer, andrew.w.kaylor,
In particular, this handles SSA values that are live *out* of a handler.
The existing code only handles values that are live *in* to a handler.
http://reviews.llvm.org/D9158
Files:
lib/CodeGen/WinEHPrepare.cpp
test/CodeGen/WinEH/cppeh-inalloca.ll
test/CodeGen/WinEH/cppeh-multi-catch.ll
test/CodeGen/WinEH/cppeh-nonalloca-frame-values.ll
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