Various improvements related to legalization code.

src/IceTargetLoweringX8632.h

Index: src/IceTargetLoweringX8632.h
diff --git a/src/IceTargetLoweringX8632.h b/src/IceTargetLoweringX8632.h
index 001f4e62aae2e53227ef325459b164c0922f6e23..208b554002ba68f4d743a8754640905ac8341dfb 100644
--- a/src/IceTargetLoweringX8632.h
+++ b/src/IceTargetLoweringX8632.h
@@ -130,8 +130,9 @@ protected:
   InstCall *makeHelperCall(const IceString &Name, Variable *Dest,
                            SizeT MaxSrcs) {
     bool SuppressMangling = true;
-    Type Ty = Dest ? Dest->getType() : IceType_void;
-    Constant *CallTarget = Ctx->getConstantSym(Ty, 0, Name, SuppressMangling);
+    const Type FunctionPointerType = IceType_i32;
+    Constant *CallTarget =

[Jim Stichnoth, 2014/07/14 19:44:17]

This makes me a little nervous, based on previous attempts to wrangle the type
system into line, but if all the tests pass, it must be OK. :)

+        Ctx->getConstantSym(FunctionPointerType, 0, Name, SuppressMangling);
     InstCall *Call = InstCall::create(Func, MaxSrcs, Dest, CallTarget);
     return Call;
   }