return *static_cast<TMC*>(TM);
}
- const TargetLowering *getTargetLowering() const {
- return TM->getTargetLowering();
- }
-
//
void setInitialized() { Initialized = true; }
/// Return true if the optimized regalloc pipeline is enabled.
bool getOptimizeRegAlloc() const;
+ /// Return true if the default global register allocator is in use and
+ /// has not be overriden on the command line with '-regalloc=...'
+ bool usingDefaultRegAlloc() const;
+
/// Add common target configurable passes that perform LLVM IR to IR
/// transforms following machine independent optimization.
virtual void addIRPasses();
/// List of target independent CodeGen pass IDs.
namespace llvm {
+ FunctionPass *createAtomicExpandPass(const TargetMachine *TM);
+
/// \brief Create a basic TargetTransformInfo analysis pass.
///
/// This pass implements the target transform info analysis using the target
/// matching during instruction selection.
FunctionPass *createCodeGenPreparePass(const TargetMachine *TM = nullptr);
+ /// AtomicExpandID -- Lowers atomic operations in terms of either cmpxchg
+ /// load-linked/store-conditional loops.
+ extern char &AtomicExpandID;
+
/// MachineLoopInfo - This pass is a loop analysis pass.
extern char &MachineLoopInfoID;
/// MachineDominators - This pass is a machine dominators analysis pass.
extern char &MachineDominatorsID;
+/// MachineDominanaceFrontier - This pass is a machine dominators analysis pass.
+ extern char &MachineDominanceFrontierID;
+
/// EdgeBundles analysis - Bundle machine CFG edges.
extern char &EdgeBundlesID;
/// inserting cmov instructions.
extern char &EarlyIfConverterID;
+ /// This pass performs instruction combining using trace metrics to estimate
+ /// critical-path and resource depth.
+ extern char &MachineCombinerID;
+
/// StackSlotColoring - This pass performs stack coloring and merging.
/// It merges disjoint allocas to reduce the stack size.
extern char &StackColoringID;
/// the intrinsic for later emission to the StackMap.
extern char &StackMapLivenessID;
+ /// createJumpInstrTables - This pass creates jump-instruction tables.
+ ModulePass *createJumpInstrTablesPass();
} // End llvm namespace
+/// This initializer registers TargetMachine constructor, so the pass being
+/// initialized can use target dependent interfaces. Please do not move this
+/// macro to be together with INITIALIZE_PASS, which is a complete target
+/// independent initializer, and we don't want to make libScalarOpts depend
+/// on libCodeGen.
+#define INITIALIZE_TM_PASS(passName, arg, name, cfg, analysis) \
+ static void* initialize##passName##PassOnce(PassRegistry &Registry) { \
+ PassInfo *PI = new PassInfo(name, arg, & passName ::ID, \
+ PassInfo::NormalCtor_t(callDefaultCtor< passName >), cfg, analysis, \
+ PassInfo::TargetMachineCtor_t(callTargetMachineCtor< passName >)); \
+ Registry.registerPass(*PI, true); \
+ return PI; \
+ } \
+ void llvm::initialize##passName##Pass(PassRegistry &Registry) { \
+ CALL_ONCE_INITIALIZATION(initialize##passName##PassOnce) \
+ }
+
#endif