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We don't want to make this a pure interface, as it makes all implementors

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bear the burden of implementing what will be all exactly the same methods.
They just want to provide the information in differing ways.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12239 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-03-08 21:30:18 +00:00
parent 3f25328fbf
commit 0f54bc7630
1 changed files with 9 additions and 2 deletions
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11
include/llvm/Analysis/ProfileInfo.h
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@ -22,6 +22,7 @@
#define LLVM_ANALYSIS_PROFILEINFO_H
#include <string>
#include <map>
namespace llvm {
class BasicBlock;
@ -32,13 +33,19 @@ namespace llvm {
/// it available to the optimizers.
Pass *createProfileLoaderPass(const std::string &Filename);
struct ProfileInfo {
class ProfileInfo {
protected:
std::map<BasicBlock*, unsigned> ExecutionCounts;
public:
virtual ~ProfileInfo(); // We want to be subclassed
//===------------------------------------------------------------------===//
/// Profile Information Queries
///
virtual unsigned getExecutionCount(BasicBlock *BB) = 0;
unsigned getExecutionCount(BasicBlock *BB) {
std::map<BasicBlock*, unsigned>::iterator I = ExecutionCounts.find(BB);
return I != ExecutionCounts.end() ? I->second : 0;
}
//===------------------------------------------------------------------===//
/// Analysis Update Methods