#include "llvm/CodeGen/MachineFunctionAnalysis.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
using namespace llvm;
// Register this pass with PassInfo directly to avoid having to define
// a default constructor.
static PassInfo
X("Machine Function Analysis", "machine-function-analysis",
- intptr_t(&MachineFunctionAnalysis::ID), 0,
+ &MachineFunctionAnalysis::ID, 0,
/*CFGOnly=*/false, /*is_analysis=*/true);
char MachineFunctionAnalysis::ID = 0;
MachineFunctionAnalysis::MachineFunctionAnalysis(const TargetMachine &tm,
CodeGenOpt::Level OL) :
- FunctionPass(&ID), TM(tm), OptLevel(OL), MF(0) {
+ FunctionPass(ID), TM(tm), OptLevel(OL), MF(0) {
}
MachineFunctionAnalysis::~MachineFunctionAnalysis() {
assert(!MF && "MachineFunctionAnalysis left initialized!");
}
+void MachineFunctionAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesAll();
+ AU.addRequired<MachineModuleInfo>();
+}
+
+bool MachineFunctionAnalysis::doInitialization(Module &M) {
+ MachineModuleInfo *MMI = getAnalysisIfAvailable<MachineModuleInfo>();
+ assert(MMI && "MMI not around yet??");
+ MMI->setModule(&M);
+ NextFnNum = 0;
+ return false;
+}
+
+
bool MachineFunctionAnalysis::runOnFunction(Function &F) {
assert(!MF && "MachineFunctionAnalysis already initialized!");
- MF = new MachineFunction(&F, TM);
+ MF = new MachineFunction(&F, TM, NextFnNum++,
+ getAnalysis<MachineModuleInfo>());
return false;
}
delete MF;
MF = 0;
}
-
-void MachineFunctionAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
- AU.setPreservesAll();
-}