SourceLocation.h revision 6bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- SourceLocation.h - Compact identifier for Source Files -*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 92f7f5b1f5ff023cb8c4008ae53a12b09e3ea2622James Dennett/// 102f7f5b1f5ff023cb8c4008ae53a12b09e3ea2622James Dennett/// \file 112f7f5b1f5ff023cb8c4008ae53a12b09e3ea2622James Dennett/// \brief Defines the clang::SourceLocation class and associated facilities. 122f7f5b1f5ff023cb8c4008ae53a12b09e3ea2622James Dennett/// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_SOURCELOCATION_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_SOURCELOCATION_H 175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 18686775deca8b8685eb90801495880e3abdd844c2Chris Lattner#include "clang/Basic/LLVM.h" 190ee7d94ece918f22e67d0f09fcbc631c91091adcArgyrios Kyrtzidis#include "llvm/Support/Compiler.h" 2030a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "llvm/Support/PointerLikeTypeTraits.h" 21ae50fa0a9e7217b043ed4ffe175af4b26dc90f34Chris Lattner#include <cassert> 2230a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include <functional> 23b328ee55d86acaafd55ebf0e0c84766b29459530Chad Rosier#include <string> 2430a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include <utility> 259dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner 269c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremeneknamespace llvm { 272b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner class MemoryBuffer; 282b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner template <typename T> struct DenseMapInfo; 2906159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner template <typename T> struct isPodLike; 309c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek} 319c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek 325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 34a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenekclass SourceManager; 351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 364bd495c2a4fc742dde435115f66c722217975bd2James Dennett/// \brief An opaque identifier used by SourceManager which refers to a 374bd495c2a4fc742dde435115f66c722217975bd2James Dennett/// source file (MemoryBuffer) along with its \#include path and \#line data. 382b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner/// 392b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattnerclass FileID { 40af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief A mostly-opaque identifier, where 0 is "invalid", >0 is 41af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// this module, and <-1 is something loaded from another module. 42f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor int ID; 432b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattnerpublic: 442b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner FileID() : ID(0) {} 451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 462b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool isInvalid() const { return ID == 0; } 471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 482b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator==(const FileID &RHS) const { return ID == RHS.ID; } 492b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator<(const FileID &RHS) const { return ID < RHS.ID; } 502b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator<=(const FileID &RHS) const { return ID <= RHS.ID; } 512b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator!=(const FileID &RHS) const { return !(*this == RHS); } 522b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator>(const FileID &RHS) const { return RHS < *this; } 532b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner bool operator>=(const FileID &RHS) const { return RHS <= *this; } 541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 55f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor static FileID getSentinel() { return get(-1); } 56f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor unsigned getHashValue() const { return static_cast<unsigned>(ID); } 571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 582b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattnerprivate: 592b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner friend class SourceManager; 6031d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor friend class ASTWriter; 6131d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor friend class ASTReader; 6231d375f056447d4e2418275d4913661d3bfedb3eDouglas Gregor 63f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor static FileID get(int V) { 642b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner FileID F; 652b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner F.ID = V; 662b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner return F; 672b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner } 68f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor int getOpaqueValue() const { return ID; } 692b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner}; 701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 72f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// \brief Encodes a location in the source. The SourceManager can decode this 73f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// to get at the full include stack, line and column information. 74f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// 75f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// Technically, a source location is simply an offset into the manager's view 76f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// of the input source, which is all input buffers (including macro 773201f382956ed9beee9fb31229c2835c1208889cChandler Carruth/// expansions) concatenated in an effectively arbitrary order. The manager 783201f382956ed9beee9fb31229c2835c1208889cChandler Carruth/// actually maintains two blocks of input buffers. One, starting at offset 793201f382956ed9beee9fb31229c2835c1208889cChandler Carruth/// 0 and growing upwards, contains all buffers from this module. The other, 80f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// starting at the highest possible offset and growing downwards, contains 81f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// buffers of loaded modules. 82f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// 83f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// In addition, one bit of SourceLocation is used for quick access to the 843201f382956ed9beee9fb31229c2835c1208889cChandler Carruth/// information whether the location is in a file or a macro expansion. 85f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// 86f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor/// It is important that this type remains small. It is currently 32 bits wide. 875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SourceLocation { 885f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned ID; 89bcc2a67e5180612417727cbdd8afd0f79fdf726dChris Lattner friend class SourceManager; 905a4374812c56aa60672e291b07e14d3696bbb5a6Argyrios Kyrtzidis friend class ASTReader; 915a4374812c56aa60672e291b07e14d3696bbb5a6Argyrios Kyrtzidis friend class ASTWriter; 92651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines enum : unsigned { 93de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner MacroIDBit = 1U << 31 945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 959ebac5e0dab6f99717e3ff169c45048966146b2eChris Lattnerpublic: 965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 97f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor SourceLocation() : ID(0) {} 981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 99de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner bool isFileID() const { return (ID & MacroIDBit) == 0; } 100de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner bool isMacroID() const { return (ID & MacroIDBit) != 0; } 1011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 102f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// \brief Return true if this is a valid SourceLocation object. 103b7489d8129136437953d412e2a6cf0ef87f4a461Chris Lattner /// 104f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// Invalid SourceLocations are often used when events have no corresponding 105f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// location in the source (e.g. a diagnostic is required for a command line 106f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// option). 107b7489d8129136437953d412e2a6cf0ef87f4a461Chris Lattner bool isValid() const { return ID != 0; } 108b7489d8129136437953d412e2a6cf0ef87f4a461Chris Lattner bool isInvalid() const { return ID == 0; } 1091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1106fda54c19321673965536b0a8f7236f635cf9730Chris Lattnerprivate: 111f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor /// \brief Return the offset into the manager's global input view. 112de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner unsigned getOffset() const { 113de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner return ID & ~MacroIDBit; 1144d10ef18c32eae35be07e0d8d18b5ff485b4c5f9Chris Lattner } 1156fda54c19321673965536b0a8f7236f635cf9730Chris Lattner 116de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner static SourceLocation getFileLoc(unsigned ID) { 117de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner assert((ID & MacroIDBit) == 0 && "Ran out of source locations!"); 1189dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner SourceLocation L; 119de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner L.ID = ID; 1209dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner return L; 1215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 123de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner static SourceLocation getMacroLoc(unsigned ID) { 124de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner assert((ID & MacroIDBit) == 0 && "Ran out of source locations!"); 125d1623a81992a24abbfcd5520b32a0dd90857b8a8Chris Lattner SourceLocation L; 126de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner L.ID = MacroIDBit | ID; 1279dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner return L; 1289dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner } 1294d10ef18c32eae35be07e0d8d18b5ff485b4c5f9Chris Lattnerpublic: 1301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 131a64ccefdf0ea4e03ec88805d71b0af74950c7472Argyrios Kyrtzidis /// \brief Return a source location with the specified offset from this 132a64ccefdf0ea4e03ec88805d71b0af74950c7472Argyrios Kyrtzidis /// SourceLocation. 133a64ccefdf0ea4e03ec88805d71b0af74950c7472Argyrios Kyrtzidis SourceLocation getLocWithOffset(int Offset) const { 134a64ccefdf0ea4e03ec88805d71b0af74950c7472Argyrios Kyrtzidis assert(((getOffset()+Offset) & MacroIDBit) == 0 && "offset overflow"); 135de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner SourceLocation L; 136de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner L.ID = ID+Offset; 137de7aeefc5573d669ed476d7bda7a8940d3bcadb7Chris Lattner return L; 1389dc1f530c086d2c16f8cba758b0f59a5bf41323aChris Lattner } 1391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1404bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief When a SourceLocation itself cannot be used, this returns 1414bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// an (opaque) 32-bit integer encoding for it. 1424bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 1434bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// This should only be passed to SourceLocation::getFromRawEncoding, it 1444bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// should not be inspected directly. 1455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getRawEncoding() const { return ID; } 1461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1474bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief Turn a raw encoding of a SourceLocation object into 1485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// a real SourceLocation. 1494bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 1504bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \see getRawEncoding. 1515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer static SourceLocation getFromRawEncoding(unsigned Encoding) { 1525f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation X; 1535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer X.ID = Encoding; 1545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return X; 1555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 1561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1574bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief When a SourceLocation itself cannot be used, this returns 1584bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// an (opaque) pointer encoding for it. 1594bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 1604bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// This should only be passed to SourceLocation::getFromPtrEncoding, it 1614bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// should not be inspected directly. 162dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin void* getPtrEncoding() const { 163dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin // Double cast to avoid a warning "cast to pointer from integer of different 164dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin // size". 165dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin return (void*)(uintptr_t)getRawEncoding(); 166dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin } 167dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin 1681216015de0a958860082a7fa8b504547197686c3James Dennett /// \brief Turn a pointer encoding of a SourceLocation object back 169dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin /// into a real SourceLocation. 1704a0beb20655ae9f28d519e088c6ec8dceec59eddJordan Rose static SourceLocation getFromPtrEncoding(const void *Encoding) { 171dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin return getFromRawEncoding((unsigned)(uintptr_t)Encoding); 172dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin } 173dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin 1748cc488fefb2fb04bc8d5398da29f0182f97934cfChris Lattner void print(raw_ostream &OS, const SourceManager &SM) const; 175651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines std::string printToString(const SourceManager &SM) const; 176b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner void dump(const SourceManager &SM) const; 1775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 1785f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerinline bool operator==(const SourceLocation &LHS, const SourceLocation &RHS) { 1805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return LHS.getRawEncoding() == RHS.getRawEncoding(); 1815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerinline bool operator!=(const SourceLocation &LHS, const SourceLocation &RHS) { 1845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer return !(LHS == RHS); 1855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} 1861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1876fda54c19321673965536b0a8f7236f635cf9730Chris Lattnerinline bool operator<(const SourceLocation &LHS, const SourceLocation &RHS) { 1886fda54c19321673965536b0a8f7236f635cf9730Chris Lattner return LHS.getRawEncoding() < RHS.getRawEncoding(); 1896fda54c19321673965536b0a8f7236f635cf9730Chris Lattner} 1905f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 191651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines/// \brief A trivial tuple used to represent a source range. 1925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass SourceRange { 1935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation B; 1945f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceLocation E; 1955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange(): B(SourceLocation()), E(SourceLocation()) {} 1975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange(SourceLocation loc) : B(loc), E(loc) {} 1985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer SourceRange(SourceLocation begin, SourceLocation end) : B(begin), E(end) {} 1991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 200311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getBegin() const { return B; } 201311ff02fae0392bee6abe7723cdf5a69b2899a47Chris Lattner SourceLocation getEnd() const { return E; } 2021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 203e80a59cc41d42a970466cb020b6f44c5b8831d70Chris Lattner void setBegin(SourceLocation b) { B = b; } 204e80a59cc41d42a970466cb020b6f44c5b8831d70Chris Lattner void setEnd(SourceLocation e) { E = e; } 2051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool isValid() const { return B.isValid() && E.isValid(); } 207782f2f52b78d8ca785110398a7f7b56b830b9ac7Ted Kremenek bool isInvalid() const { return !isValid(); } 2081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 209a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek bool operator==(const SourceRange &X) const { 210a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek return B == X.B && E == X.E; 211a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek } 2121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 213a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek bool operator!=(const SourceRange &X) const { 214a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek return B != X.B || E != X.E; 215a898283deb689b2454f3a966ef1cbf81bcb3e3e4Ted Kremenek } 21619a95bcf3561ed977c48d5f2a2793b60a8c8e573Ted Kremenek}; 2170a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 218af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// \brief Represents a character-granular source range. 219af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// 2200a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner/// The underlying SourceRange can either specify the starting/ending character 2211f19c76253ae95153d84355c80342e8eaab81fe1Michael Han/// of the range, or it can specify the start of the range and the start of the 2220a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner/// last token of the range (a "token range"). In the token range case, the 2230a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner/// size of the last token must be measured to determine the actual end of the 2240a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner/// range. 2250a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerclass CharSourceRange { 2260a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner SourceRange Range; 2270a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner bool IsTokenRange; 2280a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerpublic: 2290a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange() : IsTokenRange(false) {} 2304a2ef80d896c1bac38ce113ec19a8d509a619288Nico Weber CharSourceRange(SourceRange R, bool ITR) : Range(R), IsTokenRange(ITR) {} 2310a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2320a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static CharSourceRange getTokenRange(SourceRange R) { 2334a2ef80d896c1bac38ce113ec19a8d509a619288Nico Weber return CharSourceRange(R, true); 2340a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 2350a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2360a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static CharSourceRange getCharRange(SourceRange R) { 2374a2ef80d896c1bac38ce113ec19a8d509a619288Nico Weber return CharSourceRange(R, false); 2380a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 2390a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2400a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static CharSourceRange getTokenRange(SourceLocation B, SourceLocation E) { 2410a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return getTokenRange(SourceRange(B, E)); 2420a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 2430a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static CharSourceRange getCharRange(SourceLocation B, SourceLocation E) { 2440a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return getCharRange(SourceRange(B, E)); 2450a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 2460a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 247af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Return true if the end of this range specifies the start of 2480a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner /// the last token. Return false if the end of this range specifies the last 2490a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner /// character in the range. 2500a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner bool isTokenRange() const { return IsTokenRange; } 251a83f4d2315dbeb3914868f1ccb8e74fb2ccdbb0cArgyrios Kyrtzidis bool isCharRange() const { return !IsTokenRange; } 2520a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2530a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner SourceLocation getBegin() const { return Range.getBegin(); } 2540a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner SourceLocation getEnd() const { return Range.getEnd(); } 2550a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const SourceRange &getAsRange() const { return Range; } 2560a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2570a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void setBegin(SourceLocation b) { Range.setBegin(b); } 2580a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void setEnd(SourceLocation e) { Range.setEnd(e); } 2590a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 2600a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner bool isValid() const { return Range.isValid(); } 2610a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner bool isInvalid() const { return !isValid(); } 2620a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner}; 2631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 264af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// \brief A SourceLocation and its associated SourceManager. 265af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// 266af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// This is useful for argument passing to functions that expect both objects. 267a50bd54164393ca3cd08016e7099bdeb531b5014Chris Lattnerclass FullSourceLoc : public SourceLocation { 2685c5db4e94bd1243ba92563acba51ba66afa94917Chris Lattner const SourceManager *SrcMgr; 269a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenekpublic: 270af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Creates a FullSourceLoc where isValid() returns \c false. 2716bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines explicit FullSourceLoc() : SrcMgr(nullptr) {} 272a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenek 2735c5db4e94bd1243ba92563acba51ba66afa94917Chris Lattner explicit FullSourceLoc(SourceLocation Loc, const SourceManager &SM) 274a50bd54164393ca3cd08016e7099bdeb531b5014Chris Lattner : SourceLocation(Loc), SrcMgr(&SM) {} 2751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 276af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \pre This FullSourceLoc has an associated SourceManager. 277b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner const SourceManager &getManager() const { 278b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner assert(SrcMgr && "SourceManager is NULL."); 279a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenek return *SrcMgr; 280a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenek } 2811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2823b4d5e955e819dd3a4bed37ea2e47d6e4cb05274Chris Lattner FileID getFileID() const; 2831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 284402785357ab053dd53f4fdd858b9630a5e0f8badChandler Carruth FullSourceLoc getExpansionLoc() const; 285df7c17a8d02fe09a3466786bae3e40fc3252687aChris Lattner FullSourceLoc getSpellingLoc() const; 2869c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek 2876bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines unsigned getExpansionLineNumber(bool *Invalid = nullptr) const; 2886bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines unsigned getExpansionColumnNumber(bool *Invalid = nullptr) const; 2899c728dc4d8da89c73fcae74c9e72d7a83ffd7b6dTed Kremenek 2906bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines unsigned getSpellingLineNumber(bool *Invalid = nullptr) const; 2916bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines unsigned getSpellingColumnNumber(bool *Invalid = nullptr) const; 2925c38b6388dc44dcb8467a9e0f22d93db7221717eChris Lattner 2936bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const char *getCharacterData(bool *Invalid = nullptr) const; 2941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2956bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const llvm::MemoryBuffer* getBuffer(bool *Invalid = nullptr) const; 2961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 297af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Return a StringRef to the source buffer data for the 298ceafc4b63599d14f0b5b10ff92e22bf242682dceBenjamin Kramer /// specified FileID. 2996bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines StringRef getBufferData(bool *Invalid = nullptr) const; 3001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 301af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Decompose the specified location into a raw FileID + Offset pair. 302af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// 303af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// The first element is the FileID, the second is the offset from the 304af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// start of the buffer of the location. 305321abd4583dc02a254489132c5ccbe125d18ce4fTed Kremenek std::pair<FileID, unsigned> getDecomposedLoc() const; 306321abd4583dc02a254489132c5ccbe125d18ce4fTed Kremenek 3077bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber bool isInSystemHeader() const; 3081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3090827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Determines the order of 2 source locations in the translation unit. 3100827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 3110827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \returns true if this source location comes before 'Loc', false otherwise. 3120827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool isBeforeInTranslationUnitThan(SourceLocation Loc) const; 3130827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 3140827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Determines the order of 2 source locations in the translation unit. 3150827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 3160827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \returns true if this source location comes before 'Loc', false otherwise. 3170827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool isBeforeInTranslationUnitThan(FullSourceLoc Loc) const { 3180827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(Loc.isValid()); 3190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(SrcMgr == Loc.SrcMgr && "Loc comes from another SourceManager!"); 3200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return isBeforeInTranslationUnitThan((SourceLocation)Loc); 3210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 3220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 3238f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis /// \brief Comparison function class, useful for sorting FullSourceLocs. 3248f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis struct BeforeThanCompare : public std::binary_function<FullSourceLoc, 3258f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis FullSourceLoc, bool> { 3268f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis bool operator()(const FullSourceLoc& lhs, const FullSourceLoc& rhs) const { 3278f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis return lhs.isBeforeInTranslationUnitThan(rhs); 3288f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis } 3298f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis }; 3308f89652be7bb85bdac83c37fec85f20cdd2dfc83Argyrios Kyrtzidis 331af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Prints information about this FullSourceLoc to stderr. 332af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// 333af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// This is useful for debugging. 334651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines void dump() const; 335a9793ed6a77946c988ee38035baf4cde6ff2e864Ted Kremenek 3361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump friend inline bool 3370b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor operator==(const FullSourceLoc &LHS, const FullSourceLoc &RHS) { 3380b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor return LHS.getRawEncoding() == RHS.getRawEncoding() && 3390b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor LHS.SrcMgr == RHS.SrcMgr; 3400b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor } 341a50bd54164393ca3cd08016e7099bdeb531b5014Chris Lattner 3421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump friend inline bool 3430b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor operator!=(const FullSourceLoc &LHS, const FullSourceLoc &RHS) { 3440b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor return !(LHS == RHS); 3450b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor } 3460b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor 3470b7a158d120ac8d78c114a823e17eedfec6b6658Douglas Gregor}; 3481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 349af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// \brief Represents an unpacked "presumed" location which can be presented 350af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// to the user. 351af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// 352af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// A 'presumed' location can be modified by \#line and GNU line marker 353af50aab0c317462129d73ae8000c6394c718598dJames Dennett/// directives and is always the expansion point of a normal location. 354b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner/// 355b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner/// You can get a PresumedLoc from a SourceLocation with SourceManager. 356b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattnerclass PresumedLoc { 357b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner const char *Filename; 358b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner unsigned Line, Col; 359b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner SourceLocation IncludeLoc; 360b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattnerpublic: 3616bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines PresumedLoc() : Filename(nullptr) {} 362b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner PresumedLoc(const char *FN, unsigned Ln, unsigned Co, SourceLocation IL) 363b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner : Filename(FN), Line(Ln), Col(Co), IncludeLoc(IL) { 364b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner } 3651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 366af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// \brief Return true if this object is invalid or uninitialized. 367af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// 368af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// This occurs when created with invalid source locations or when walking 369af50aab0c317462129d73ae8000c6394c718598dJames Dennett /// off the top of a \#include stack. 3706bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines bool isInvalid() const { return Filename == nullptr; } 3716bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines bool isValid() const { return Filename != nullptr; } 3721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3734bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief Return the presumed filename of this location. 3744bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 3754bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// This can be affected by \#line etc. 376b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner const char *getFilename() const { return Filename; } 377b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner 3784bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief Return the presumed line number of this location. 3794bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 3804bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// This can be affected by \#line etc. 381b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner unsigned getLine() const { return Line; } 3821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3834bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief Return the presumed column number of this location. 3844bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 3854bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// This cannot be affected by \#line, but is packaged here for convenience. 386b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner unsigned getColumn() const { return Col; } 387b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner 3884bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// \brief Return the presumed include location of this location. 3894bd495c2a4fc742dde435115f66c722217975bd2James Dennett /// 390b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner /// This can be affected by GNU linemarker directives. 391b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner SourceLocation getIncludeLoc() const { return IncludeLoc; } 392b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner}; 393b9c3f966b103f7cfe8e5e60007c4c8b38f7298ebChris Lattner 3941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 395beb7713c6102687f7e49e27b8228e84a69d8f6c6Ted Kremenek} // end namespace clang 39619a95bcf3561ed977c48d5f2a2793b60a8c8e573Ted Kremenek 3972b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattnernamespace llvm { 3982b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner /// Define DenseMapInfo so that FileID's can be used as keys in DenseMap and 3992b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner /// DenseSets. 4002b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner template <> 4012b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner struct DenseMapInfo<clang::FileID> { 4022b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner static inline clang::FileID getEmptyKey() { 4032b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner return clang::FileID(); 4042b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner } 4052b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner static inline clang::FileID getTombstoneKey() { 4061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return clang::FileID::getSentinel(); 4072b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner } 4081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4092b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner static unsigned getHashValue(clang::FileID S) { 4102b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner return S.getHashValue(); 4112b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner } 4121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4132b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner static bool isEqual(clang::FileID LHS, clang::FileID RHS) { 4142b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner return LHS == RHS; 4152b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner } 4162b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner }; 41706159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner 41806159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner template <> 41906159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner struct isPodLike<clang::SourceLocation> { static const bool value = true; }; 42006159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner template <> 42106159e878569e5f39bf0e8f11b84ac3ad0970597Chris Lattner struct isPodLike<clang::FileID> { static const bool value = true; }; 4221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4230827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Teach SmallPtrSet how to handle SourceLocation. 4240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis template<> 4250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis class PointerLikeTypeTraits<clang::SourceLocation> { 4260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis public: 4270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis static inline void *getAsVoidPointer(clang::SourceLocation L) { 428dec0984fce504a39a7f085774fb67cfd9957be58Jeffrey Yasskin return L.getPtrEncoding(); 4290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 4300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis static inline clang::SourceLocation getFromVoidPointer(void *P) { 4310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return clang::SourceLocation::getFromRawEncoding((unsigned)(uintptr_t)P); 4320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 4330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis enum { NumLowBitsAvailable = 0 }; 4340827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis }; 4350827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 4362b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner} // end namespace llvm 4372b2453a7d8fe732561795431f39ceb2b2a832d84Chris Lattner 4385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 439