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Each DS collection now contains an equivalence class of globals values.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20694 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2005-03-19 22:12:33 +00:00
parent ce325fdb87
commit ed53fe9945
2 changed files with 27 additions and 2 deletions
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21
include/llvm/Analysis/DataStructure/DataStructure.h
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@ -18,11 +18,13 @@
#include "llvm/Target/TargetData.h"
#include "llvm/ADT/hash_map"
#include "llvm/ADT/hash_set"
#include "llvm/ADT/EquivalenceClasses.h"
namespace llvm {
class Type;
class Instruction;
class GlobalValue;
class DSGraph;
class DSNode;
class DSNodeHandle;
@ -46,6 +48,10 @@ class LocalDataStructures : public ModulePass {
// DSInfo, one graph for each function
hash_map<Function*, DSGraph*> DSInfo;
DSGraph *GlobalsGraph;
/// GlobalECs - The equivalence classes for each global value that is merged
/// with other global values in the DSGraphs.
EquivalenceClasses<GlobalValue*> GlobalECs;
public:
~LocalDataStructures() { releaseMemory(); }
@ -66,6 +72,8 @@ public:
DSGraph &getGlobalsGraph() const { return *GlobalsGraph; }
EquivalenceClasses<GlobalValue*> &getGlobalECs() { return GlobalECs; }
/// print - Print out the analysis results...
///
void print(std::ostream &O, const Module *M) const;
@ -98,6 +106,10 @@ protected:
// This map is only maintained during construction of BU Graphs
std::map<std::vector<Function*>,
std::pair<DSGraph*, std::vector<DSNodeHandle> > > *IndCallGraphMap;
/// GlobalECs - The equivalence classes for each global value that is merged
/// with other global values in the DSGraphs.
EquivalenceClasses<GlobalValue*> GlobalECs;
public:
~BUDataStructures() { releaseMemory(); }
@ -118,6 +130,9 @@ public:
DSGraph &getGlobalsGraph() const { return *GlobalsGraph; }
EquivalenceClasses<GlobalValue*> &getGlobalECs() { return GlobalECs; }
/// deleteValue/copyValue - Interfaces to update the DSGraphs in the program.
/// These correspond to the interfaces defined in the AliasAnalysis class.
void deleteValue(Value *V);
@ -162,6 +177,10 @@ class TDDataStructures : public ModulePass {
hash_map<Function*, DSGraph*> DSInfo;
hash_set<Function*> ArgsRemainIncomplete;
DSGraph *GlobalsGraph;
/// GlobalECs - The equivalence classes for each global value that is merged
/// with other global values in the DSGraphs.
EquivalenceClasses<GlobalValue*> GlobalECs;
public:
~TDDataStructures() { releaseMyMemory(); }
@ -181,6 +200,8 @@ public:
}
DSGraph &getGlobalsGraph() const { return *GlobalsGraph; }
EquivalenceClasses<GlobalValue*> &getGlobalECs() { return GlobalECs; }
/// deleteValue/copyValue - Interfaces to update the DSGraphs in the program.
/// These correspond to the interfaces defined in the AliasAnalysis class.