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1 //==- ProgramPoint.cpp - Program Points for Path-Sensitive Analysis -*- C++ -*-/
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 //  This file defines the interface ProgramPoint, which identifies a
11 //  distinct location in a function.
12 //
13 //===----------------------------------------------------------------------===//
14
15 #include "clang/Analysis/ProgramPoint.h"
16
17 using namespace clang;
18
19 ProgramPointTag::~ProgramPointTag() {}
20
21 ProgramPoint ProgramPoint::getProgramPoint(const Stmt *S, ProgramPoint::Kind K,
22                                            const LocationContext *LC,
23                                            const ProgramPointTag *tag){
24   switch (K) {
25     default:
26       llvm_unreachable("Unhandled ProgramPoint kind");
27     case ProgramPoint::PreStmtKind:
28       return PreStmt(S, LC, tag);
29     case ProgramPoint::PostStmtKind:
30       return PostStmt(S, LC, tag);
31     case ProgramPoint::PreLoadKind:
32       return PreLoad(S, LC, tag);
33     case ProgramPoint::PostLoadKind:
34       return PostLoad(S, LC, tag);
35     case ProgramPoint::PreStoreKind:
36       return PreStore(S, LC, tag);
37     case ProgramPoint::PostLValueKind:
38       return PostLValue(S, LC, tag);
39     case ProgramPoint::PostStmtPurgeDeadSymbolsKind:
40       return PostStmtPurgeDeadSymbols(S, LC, tag);
41     case ProgramPoint::PreStmtPurgeDeadSymbolsKind:
42       return PreStmtPurgeDeadSymbols(S, LC, tag);
43   }
44 }
45
46 SimpleProgramPointTag::SimpleProgramPointTag(StringRef description)
47   : desc(description) {}
48
49 StringRef SimpleProgramPointTag::getTagDescription() const {
50   return desc;
51 }