From 119e9ea33be3b1c5af4a8af7fd12817281fdd478 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 24 Sep 2002 00:08:37 +0000 Subject: Add new BreakCriticalEdges pass git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3902 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Transforms/Scalar.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include/llvm/Transforms') diff --git a/include/llvm/Transforms/Scalar.h b/include/llvm/Transforms/Scalar.h index 20dd48e..d952ead 100644 --- a/include/llvm/Transforms/Scalar.h +++ b/include/llvm/Transforms/Scalar.h @@ -175,6 +175,16 @@ Pass *createCorrelatedExpressionEliminationPass(); // Pass *createCFGSimplificationPass(); +//===----------------------------------------------------------------------===// +// +// 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 +// cannot deal with critical edges. For this usage, the structure type is +// forward declared. This pass obviously invalidates the CFG, but can update +// forward dominator (set, immediate dominators, and tree) information. +// +class BreakCriticalEdges; +Pass *createBreakCriticalEdgesPass(); //===----------------------------------------------------------------------===// // These two passes convert malloc and free instructions to and from %malloc & -- cgit v1.1