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Do not run instruction combiner in middle of loop optimization passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51084 91177308-0d34-0410-b5e6-96231b3b80d8
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@@ -280,7 +280,6 @@ void AddStandardCompilePasses(PassManager &PM) {
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addPass(PM, createLICMPass()); // Hoist loop invariants
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addPass(PM, createLICMPass()); // Hoist loop invariants
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addPass(PM, createLoopUnswitchPass()); // Unswitch loops.
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addPass(PM, createLoopUnswitchPass()); // Unswitch loops.
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addPass(PM, createLoopIndexSplitPass()); // Index split loops.
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addPass(PM, createLoopIndexSplitPass()); // Index split loops.
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addPass(PM, createInstructionCombiningPass()); // Clean up after LICM/reassoc
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addPass(PM, createIndVarSimplifyPass()); // Canonicalize indvars
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addPass(PM, createIndVarSimplifyPass()); // Canonicalize indvars
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addPass(PM, createLoopDeletionPass()); // Delete dead loops
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addPass(PM, createLoopDeletionPass()); // Delete dead loops
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addPass(PM, createLoopUnrollPass()); // Unroll small loops
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addPass(PM, createLoopUnrollPass()); // Unroll small loops
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