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Turn on the AddReadAttrs pass.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56345 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2008-09-19 14:34:36 +00:00
parent a01febbcc0
commit 210fada2c6
1 changed files with 4 additions and 1 deletions
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5
tools/opt/opt.cpp
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@ -288,8 +288,10 @@ inline void addPass(PassManager &PM, Pass *P) {
}
MPM.add(createInstructionCombiningPass()); // Clean up after IPCP & DAE
MPM.add(createCFGSimplificationPass()); // Clean up after IPCP & DAE
if (UnitAtATime)
if (UnitAtATime) {
MPM.add(createPruneEHPass()); // Remove dead EH info
MPM.add(createAddReadAttrsPass()); // Set readonly/readnone attrs
}
if (OptLevel > 1)
MPM.add(createFunctionInliningPass()); // Inline small functions
if (OptLevel > 2)
@ -360,6 +362,7 @@ void AddStandardCompilePasses(PassManager &PM) {
addPass(PM, createCFGSimplificationPass()); // Clean up after IPCP & DAE
addPass(PM, createPruneEHPass()); // Remove dead EH info
addPass(PM, createAddReadAttrsPass()); // Set readonly/readnone attrs
if (!DisableInline)
addPass(PM, createFunctionInliningPass()); // Inline small functions