//===---------------------------------------------------------------------===//
#include "llvm/CodeGen/Passes.h"
+#include "llvm/Analysis/BasicAliasAnalysis.h"
#include "llvm/Analysis/Passes.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/RegAllocRegistry.h"
cl::desc("Disable Machine LICM"));
static cl::opt<bool> DisableMachineCSE("disable-machine-cse", cl::Hidden,
cl::desc("Disable Machine Common Subexpression Elimination"));
-static cl::opt<cl::boolOrDefault>
- EnableShrinkWrapOpt("enable-shrink-wrap", cl::Hidden,
- cl::desc("enable the shrink-wrapping pass"));
static cl::opt<cl::boolOrDefault> OptimizeRegAlloc(
"optimize-regalloc", cl::Hidden,
cl::desc("Enable optimized register allocation compilation path."));
: ImmutablePass(ID), PM(&pm), StartBefore(nullptr), StartAfter(nullptr),
StopAfter(nullptr), Started(true), Stopped(false),
AddingMachinePasses(false), TM(tm), Impl(nullptr), Initialized(false),
- DisableVerify(false), EnableTailMerge(true), EnableShrinkWrap(false) {
+ DisableVerify(false), EnableTailMerge(true) {
Impl = new PassConfigImpl();
// removed from the parent invoke(s). This could happen when a landing
// pad is shared by multiple invokes and is also a target of a normal
// edge from elsewhere.
- addPass(createSjLjEHPreparePass(TM));
+ addPass(createSjLjEHPreparePass());
// FALLTHROUGH
case ExceptionHandling::DwarfCFI:
case ExceptionHandling::ARM:
addPostRegAlloc();
// Insert prolog/epilog code. Eliminate abstract frame index references...
- if (getEnableShrinkWrap())
- addPass(&ShrinkWrapID);
+ if (getOptLevel() != CodeGenOpt::None)
+ addPass(createShrinkWrapPass());
addPass(&PrologEpilogCodeInserterID);
/// Add passes that optimize machine instructions after register allocation.
addPass(&DeadMachineInstructionElimID);
}
-bool TargetPassConfig::getEnableShrinkWrap() const {
- switch (EnableShrinkWrapOpt) {
- case cl::BOU_UNSET:
- return EnableShrinkWrap && getOptLevel() != CodeGenOpt::None;
- // If EnableShrinkWrap is set, it takes precedence on whatever the
- // target sets. The rational is that we assume we want to test
- // something related to shrink-wrapping.
- case cl::BOU_TRUE:
- return true;
- case cl::BOU_FALSE:
- return false;
- }
- llvm_unreachable("Invalid shrink-wrapping state");
-}
-
//===---------------------------------------------------------------------===//
/// Register Allocation Pass Configuration
//===---------------------------------------------------------------------===//