Subzero: Fix -enable-block-profile.

Defer hi/lo i64 var splitting until after the block profiling IR is inserted, since block profiling operates on i64 counters. BUG= none R=jpp@chromium.org Review URL: https://codereview.chromium.org/1357733004 .

Subzero: Fix -enable-block-profile.
be87b2ec · Jim Stichnoth · ff94f59a · be87b2ec
Commit be87b2ec authored Sep 18, 2015 by Jim Stichnoth
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Showing with 5 additions and 5 deletions

IceCfg.cpp src/IceCfg.cpp +5 -5

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--- a/src/IceCfg.cpp
+++ b/src/IceCfg.cpp
@@ -184,11 +184,6 @@ void Cfg::translate() {
  }
  TimerMarker T(TimerStack::TT_translate, this);

-  // Create the Hi and Lo variables where a split was needed
-  for (Variable *Var : Variables)
-    if (auto Var64On32 = llvm::dyn_cast<Variable64On32>(Var))
-      Var64On32->initHiLo(this);
-
  dump("Initial CFG");

  if (getContext()->getFlags().getEnableBlockProfile()) {
@@ -201,6 +196,11 @@ void Cfg::translate() {
    dump("Profiled CFG");
  }

+  // Create the Hi and Lo variables where a split was needed
+  for (Variable *Var : Variables)
+    if (auto Var64On32 = llvm::dyn_cast<Variable64On32>(Var))
+      Var64On32->initHiLo(this);
+
  // The set of translation passes and their order are determined by the
  // target.
  getTarget()->translate();