From ceae380b2c062c80c0860a209e630db43cdb39a6 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 25 Sep 2002 22:27:25 +0000 Subject: [PATCH] Convert BasicVN to be an ImmutablePass llvm-svn: 3924 --- llvm/lib/Analysis/ValueNumbering.cpp | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/llvm/lib/Analysis/ValueNumbering.cpp b/llvm/lib/Analysis/ValueNumbering.cpp index 32e4439eaaba..519d9dbf97f0 100644 --- a/llvm/lib/Analysis/ValueNumbering.cpp +++ b/llvm/lib/Analysis/ValueNumbering.cpp @@ -38,18 +38,7 @@ namespace { /// lexically identical expressions. This does not require any ahead of time /// analysis, so it is a very fast default implementation. /// - struct BasicVN : public FunctionPass, public ValueNumbering { - - /// Pass Implementation stuff. This isn't much of a pass. - /// - bool runOnFunction(Function &) { return false; } - - /// getAnalysisUsage - Does not modify anything. - /// - virtual void getAnalysisUsage(AnalysisUsage &AU) const { - AU.setPreservesAll(); - } - + struct BasicVN : public ImmutablePass, public ValueNumbering { /// getEqualNumberNodes - Return nodes with the same value number as the /// specified Value. This fills in the argument vector with any equal /// values. -- GitLab