Added LSR as a beta pass for alpha

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Lenharth 2005-03-02 17:21:38 +00:00
parent 0c7490617a
commit e4f161c909

View File

@ -26,6 +26,12 @@ namespace {
RegisterTarget<AlphaTargetMachine> X("alpha", " Alpha (incomplete)");
}
namespace llvm {
cl::opt<bool> EnableAlphaLSR("enable-lsr-for-alpha",
cl::desc("Enable LSR for Alpha (beta option!)"),
cl::Hidden);
}
unsigned AlphaTargetMachine::getModuleMatchQuality(const Module &M) {
// We strongly match "alpha*".
std::string TT = M.getTargetTriple();
@ -54,6 +60,9 @@ AlphaTargetMachine::AlphaTargetMachine( const Module &M, IntrinsicLowering *IL)
bool AlphaTargetMachine::addPassesToEmitAssembly(PassManager &PM,
std::ostream &Out) {
if (EnableAlphaLSR)
PM.add(createLoopStrengthReducePass());
// FIXME: Implement efficient support for garbage collection intrinsics.
PM.add(createLowerGCPass());