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The ARC language-specific optimizer. Credit to Dan Gohman.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133108 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John McCall
2011-06-15 23:37:01 +00:00
parent 5f36bb1759
commit 9fbd318d36
28 changed files with 6947 additions and 0 deletions
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lib/CodeGen/LLVMTargetMachine.cpp
+4
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@@ -303,6 +303,10 @@ bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM,
if (!DisableVerify)
PM.add(createVerifierPass());
// Simplify ObjC ARC code. This is done late because it makes re-optimization
// difficult.
PM.add(createObjCARCContractPass());
// Run loop strength reduction before anything else.
if (OptLevel != CodeGenOpt::None && !DisableLSR) {
PM.add(createLoopStrengthReducePass(getTargetLowering()));