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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
769 B
C++
28 lines
769 B
C++
//===- llvm/Analysis/SimplifyCFG.h - CFG Simplification XForms ---*- C++ -*--=//
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//
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// This file provides several routines that are useful for simplifying CFGs in
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// various ways...
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ANALYSIS_SIMPLIFY_CFG_H
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#define LLVM_ANALYSIS_SIMPLIFY_CFG_H
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class BasicBlock;
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class Method;
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namespace cfg {
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// UnifyAllExitNodes - Unify all exit nodes of the CFG by creating a new
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// BasicBlock, and converting all returns to unconditional branches to this
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// new basic block. The singular exit node is returned.
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//
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// If there are no return stmts in the Method, a null pointer is returned.
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//
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BasicBlock *UnifyAllExitNodes(Method *M);
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} // End Namespace cfg
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#endif
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