comment and indentation improvements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60214 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-11-28 21:36:43 +00:00
parent 565f96b196
commit e85866313a

View File

@ -7,10 +7,7 @@
//
//===----------------------------------------------------------------------===//
//
// This file defines an analysis that determines, for a given memory operation,
// what preceding memory operations it depends on. It builds on alias analysis
// information, and tries to provide a lazy, caching interface to a common kind
// of alias information query.
// This file defines the MemoryDependenceAnalysis analysis pass.
//
//===----------------------------------------------------------------------===//
@ -21,15 +18,17 @@
#include "llvm/Support/CallSite.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
class Function;
class FunctionPass;
class Instruction;
class Function;
class FunctionPass;
class Instruction;
class MemoryDependenceAnalysis : public FunctionPass {
/// MemoryDependenceAnalysis - This is an analysis that determines, for a
/// given memory operation, what preceding memory operations it depends on.
/// It builds on alias analysis information, and tries to provide a lazy,
/// caching interface to a common kind of alias information query.
class MemoryDependenceAnalysis : public FunctionPass {
private:
// A map from instructions to their dependency, with a boolean
// flags for whether this mapping is confirmed or not
@ -61,7 +60,6 @@ class MemoryDependenceAnalysis : public FunctionPass {
// Special marker indicating that the query has no dependency at all
static Instruction* const None;
// Special marker indicating a dirty cache entry
static Instruction* const Dirty;