mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-24 06:30:19 +00:00
0c8ae782cb
Fix some problems with the hidden copy constructors for ImmutableMap/ImmutableSet found by Clang++. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86186 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
//===- RSProfiling.cpp - Various profiling using random sampling ----------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file defines the abstract interface that a profiler must implement to
|
|
// support the random profiling transform.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_TRANSFORMS_RSPROFILING_H
|
|
#define LLVM_TRANSFORMS_RSPROFILING_H
|
|
|
|
#include "llvm/Pass.h"
|
|
|
|
namespace llvm {
|
|
class Value;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
/// RSProfilers - The basic Random Sampling Profiler Interface Any profiler
|
|
/// that implements this interface can be transformed by the random sampling
|
|
/// pass to be sample based rather than always on.
|
|
///
|
|
/// The only exposed function can be queried to find out if an instruction
|
|
/// was original or if it was inserted by the profiler. Implementations of
|
|
/// this interface are expected to chain to other implementations, such that
|
|
/// multiple profilers can be support simultaniously.
|
|
struct RSProfilers : public ModulePass {
|
|
static char ID; // Pass identification, replacement for typeinfo
|
|
RSProfilers() : ModulePass(&ID) {}
|
|
|
|
/// isProfiling - This method returns true if the value passed it was
|
|
/// inserted by the profiler.
|
|
virtual bool isProfiling(Value* v) = 0;
|
|
};
|
|
}
|
|
|
|
#endif
|