Fix problems linking against the reoptimizer; _llvm_regAllocState must have
externally-visible linkage, and SaveStateToModule must default to true for llc.
I don't remember why I made it const; perhaps it should be deconstified.
llvm-svn: 9858
diff --git a/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp b/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
index fd61554..99917cd 100644
--- a/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
+++ b/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
@@ -53,7 +53,7 @@
/// allocator's state after it has done its job. This is a hack.
///
PhyRegAlloc::SavedStateMapTy ExportedFnAllocState;
-const bool SaveStateToModule = false;
+const bool SaveStateToModule = true;
static cl::opt<RegAllocDebugLevel_t, true>
DRA_opt("dregalloc", cl::Hidden, cl::location(DEBUG_RA),
@@ -1286,7 +1286,7 @@
std::vector<Constant *> CV2;
CV2.push_back (ConstantUInt::get (Type::UIntTy, Size));
CV2.push_back (ConstantArray::get (AT2, allstate));
- new GlobalVariable (ST2, true, GlobalValue::InternalLinkage,
+ new GlobalVariable (ST2, true, GlobalValue::ExternalLinkage,
ConstantStruct::get (ST2, CV2), "_llvm_regAllocState",
&M);
return false; // No error.