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Expose passinfo from BreakCriticalEdges pass so that it may be "Required" by

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other passes


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3906 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-09-24 15:42:27 +00:00
parent 93c26685bf
commit 87944916a4
1 changed files with 9 additions and 6 deletions
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15
include/llvm/Transforms/Scalar.h
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@ -10,8 +10,8 @@
class Pass; class Pass;
class TargetData; class TargetData;
class BasicBlock;
class GetElementPtrInst; class GetElementPtrInst;
class PassInfo;
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
// //
@ -162,7 +162,7 @@ Pass *createReassociatePass();
// //
// This pass eliminates correlated conditions, such as these: // This pass eliminates correlated conditions, such as these:
// if (X == 0) // if (X == 0)
// if (X > 2) // Known false // if (X > 2) ; // Known false
// else // else
// Y = X * Z; // = 0 // Y = X * Z; // = 0
// //
@ -179,12 +179,15 @@ Pass *createCFGSimplificationPass();
// //
// BreakCriticalEdges pass - Break all of the critical edges in the CFG by // BreakCriticalEdges pass - Break all of the critical edges in the CFG by
// inserting a dummy basic block. This pass may be "required" by passes that // inserting a dummy basic block. This pass may be "required" by passes that
// cannot deal with critical edges. For this usage, the structure type is // cannot deal with critical edges. For this usage, a pass must call:
// forward declared. This pass obviously invalidates the CFG, but can update //
// forward dominator (set, immediate dominators, and tree) information. // AU.addRequiredID(BreakCriticalEdgesID);
//
// This pass obviously invalidates the CFG, but can update forward dominator
// (set, immediate dominators, and tree) information.
// //
class BreakCriticalEdges;
Pass *createBreakCriticalEdgesPass(); Pass *createBreakCriticalEdgesPass();
extern const PassInfo *BreakCriticalEdgesID;
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
// These two passes convert malloc and free instructions to and from %malloc & // These two passes convert malloc and free instructions to and from %malloc &