12ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar//===--- ToolChain.h - Collections of tools for one platform ----*- C++ -*-===// 22ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 32ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// The LLVM Compiler Infrastructure 42ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 52ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// This file is distributed under the University of Illinois Open Source 62ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// License. See LICENSE.TXT for details. 72ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar// 82ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar//===----------------------------------------------------------------------===// 92ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 102ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#ifndef CLANG_DRIVER_TOOLCHAIN_H_ 112ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#define CLANG_DRIVER_TOOLCHAIN_H_ 122ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 135b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola#include "clang/Driver/Action.h" 144180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar#include "clang/Driver/Types.h" 1530a2e16f6c27f888dd11eba6bbbae1e980078fcbChandler Carruth#include "clang/Driver/Util.h" 160edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar#include "llvm/ADT/SmallVector.h" 17cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar#include "llvm/ADT/Triple.h" 1803013fa9a0bf1ef4b907f5fec006c8f4000fdd21Michael J. Spencer#include "llvm/Support/Path.h" 192ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#include <string> 202ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 212ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarnamespace clang { 22260611a32535c851237926bfcf78869b13c07d5bJohn McCall class ObjCRuntime; 23260611a32535c851237926bfcf78869b13c07d5bJohn McCall 242ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarnamespace driver { 2500577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar class ArgList; 262ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar class Compilation; 27f3cad36e59a41b5767fe662b5ac8911ee174b801Daniel Dunbar class DerivedArgList; 28ee788e70fcd0adf76103b17c78ac658d4ea30c9bDaniel Dunbar class Driver; 29f3cad36e59a41b5767fe662b5ac8911ee174b801Daniel Dunbar class InputArgList; 302ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar class JobAction; 312ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar class Tool; 322ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 332ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar/// ToolChain - Access to tools for a single platform. 342ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarclass ToolChain { 350edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbarpublic: 36686775deca8b8685eb90801495880e3abdd844c2Chris Lattner typedef SmallVector<std::string, 4> path_list; 370edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 38641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar enum CXXStdlibType { 393f16c959e30b7e7ba8e4b8d597c313fbe457206dDaniel Dunbar CST_Libcxx, 40641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar CST_Libstdcxx 41641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar }; 42641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 43c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar enum RuntimeLibType { 44c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar RLT_CompilerRT, 45c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar RLT_Libgcc 46c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar }; 47c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar 480edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbarprivate: 494d7ff6e8639bdce74e39b90370729ad0179ebccaChandler Carruth const Driver &D; 50cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar const llvm::Triple Triple; 51af370e6e051e505016637e23418354db625dc796Rafael Espindola const ArgList &Args; 522ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 530edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar /// The list of toolchain specific path prefixes to search for 540edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar /// files. 550edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar path_list FilePaths; 560edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 570edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar /// The list of toolchain specific path prefixes to search for 580edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar /// programs. 590edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar path_list ProgramPaths; 600edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 615b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola mutable llvm::DenseMap<unsigned, Tool*> Tools; 625b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola 632ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarprotected: 64af370e6e051e505016637e23418354db625dc796Rafael Espindola ToolChain(const Driver &D, const llvm::Triple &T, const ArgList &Args); 652ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 665b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola virtual Tool *constructTool(Action::ActionClass AC) const = 0; 675b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola 6879cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth /// \name Utilities for implementing subclasses. 6979cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ///@{ 7079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth static void addSystemInclude(const ArgList &DriverArgs, 7179cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 7279cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth const Twine &Path); 7379cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth static void addExternCSystemInclude(const ArgList &DriverArgs, 7479cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 7579cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth const Twine &Path); 7679cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth static void addSystemIncludes(const ArgList &DriverArgs, 7779cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArgStringList &CC1Args, 7879cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ArrayRef<StringRef> Paths); 7979cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth ///@} 8079cbbdc8affe52591f7ee487a789639aa38331ecChandler Carruth 812ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbarpublic: 822ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar virtual ~ToolChain(); 832ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 842ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar // Accessors 852ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 86ee788e70fcd0adf76103b17c78ac658d4ea30c9bDaniel Dunbar const Driver &getDriver() const; 8712cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar const llvm::Triple &getTriple() const { return Triple; } 8812cfe036d809173a25af0104844d4bb66a92252bDaniel Dunbar 89ba30bbe4e36a30a274da809a11a42f9cdc168e92Rafael Espindola llvm::Triple::ArchType getArch() const { return Triple.getArch(); } 90686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getArchName() const { return Triple.getArchName(); } 91686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getPlatform() const { return Triple.getVendorName(); } 92686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getOS() const { return Triple.getOSName(); } 932ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 94d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar /// \brief Provide the default architecture name (as expected by -arch) for 95d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar /// this toolchain. Note t 96d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar std::string getDefaultUniversalArchName() const; 97d2a527eae6df377b326e8d764782bc34f1e64189Daniel Dunbar 98cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar std::string getTripleString() const { 99cb8ab23f7c800b041aeb6fc38c341d1aa0da86bfDaniel Dunbar return Triple.getTriple(); 100cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar } 101cd8e4c44dd068956e9181381be3ee2d49a0fac52Daniel Dunbar 102bbafc5c7645e41a52af688ef8f71a28b19fe4326Daniel Dunbar path_list &getFilePaths() { return FilePaths; } 103bbafc5c7645e41a52af688ef8f71a28b19fe4326Daniel Dunbar const path_list &getFilePaths() const { return FilePaths; } 1040edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 105bbafc5c7645e41a52af688ef8f71a28b19fe4326Daniel Dunbar path_list &getProgramPaths() { return ProgramPaths; } 106bbafc5c7645e41a52af688ef8f71a28b19fe4326Daniel Dunbar const path_list &getProgramPaths() const { return ProgramPaths; } 1070edefebc10fbc627d55d53936fc66178d1c08da1Daniel Dunbar 1082ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar // Tool access. 1092ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1100dcb9a3705743ec972af37f48ead81a0939e3958Daniel Dunbar /// TranslateArgs - Create a new derived argument list for any argument 111279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar /// translations this ToolChain may wish to perform, or 0 if no tool chain 112279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar /// specific translations are needed. 1130dcb9a3705743ec972af37f48ead81a0939e3958Daniel Dunbar /// 1140dcb9a3705743ec972af37f48ead81a0939e3958Daniel Dunbar /// \param BoundArch - The bound architecture name, or 0. 115279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar virtual DerivedArgList *TranslateArgs(const DerivedArgList &Args, 116279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar const char *BoundArch) const { 117279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar return 0; 118279c1dbebf37cd128f3c73c70741a6b8c35ad025Daniel Dunbar } 1192ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1205b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola /// Choose a tool to use to handle the action \p JA. 1215b222059399ec9cccba7a393dc470adfb8a3db0fRafael Espindola Tool &SelectTool(const JobAction &JA) const; 1222ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1232ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar // Helper methods 1242ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1254a7e88978cf646ad10d654020cb00b3877069210Daniel Dunbar std::string GetFilePath(const char *Name) const; 126fc44e88cbdf013d285f2e4e3962fb80dcad56770Simon Atanasyan std::string GetProgramPath(const char *Name) const; 1272ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1282ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar // Platform defaults information 1292ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 130b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar /// HasNativeLTOLinker - Check whether the linker and related tools have 131b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar /// native LLVM support. 132b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar virtual bool HasNativeLLVMSupport() const; 133b993f5d93b994b9b0aac6aebae669621744bbed7Daniel Dunbar 1344180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar /// LookupTypeForExtension - Return the default language type to use for the 1354180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar /// given extension. 1364180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar virtual types::ID LookupTypeForExtension(const char *Ext) const; 1374180011fb8cef06adec04d30486b1bf3b99aa8b8Daniel Dunbar 1389e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar /// IsBlocksDefault - Does this tool chain enable -fblocks by default. 1399e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar virtual bool IsBlocksDefault() const { return false; } 140398c610b16728b4398214367dd0effd9d2e61340Daniel Dunbar 1418767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar /// IsIntegratedAssemblerDefault - Does this tool chain enable -integrated-as 1428767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar /// by default. 1438767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar virtual bool IsIntegratedAssemblerDefault() const { return false; } 1448767cbc475ed96397b6f08617814eeb9cab121bdDaniel Dunbar 1457ce8d82c4182b8b98d4b5c44f5258b9e9b2c1350Rafael Espindola /// \brief Check if the toolchain should use the integrated assembler. 146af370e6e051e505016637e23418354db625dc796Rafael Espindola bool useIntegratedAs() const; 1475470cd27e47aea163daaa76dde36010753400663Rafael Espindola 148398c610b16728b4398214367dd0effd9d2e61340Daniel Dunbar /// IsStrictAliasingDefault - Does this tool chain use -fstrict-aliasing by 149398c610b16728b4398214367dd0effd9d2e61340Daniel Dunbar /// default. 150398c610b16728b4398214367dd0effd9d2e61340Daniel Dunbar virtual bool IsStrictAliasingDefault() const { return true; } 151398c610b16728b4398214367dd0effd9d2e61340Daniel Dunbar 152769aa2d46fa5dc0bee5285c95a80ad8749cb79cfBenjamin Kramer /// IsMathErrnoDefault - Does this tool chain use -fmath-errno by default. 153769aa2d46fa5dc0bee5285c95a80ad8749cb79cfBenjamin Kramer virtual bool IsMathErrnoDefault() const { return true; } 154769aa2d46fa5dc0bee5285c95a80ad8749cb79cfBenjamin Kramer 155c32647d111e516593b9ba242cad7b8ff4016c155Ted Kremenek /// IsObjCDefaultSynthPropertiesDefault - Does this tool chain enable 156c32647d111e516593b9ba242cad7b8ff4016c155Ted Kremenek /// -fobjc-default-synthesize-properties by default. 1575b9f5cc7c4310aec110f315df6fc6d6366b24b08David Chisnall virtual bool IsObjCDefaultSynthPropertiesDefault() const { return true; } 1583d145f660a23d5bdabdd1ead83c51f3df1489b09Fariborz Jahanian 1593d145f660a23d5bdabdd1ead83c51f3df1489b09Fariborz Jahanian /// IsEncodeExtendedBlockSignatureDefault - Does this tool chain enable 1603d145f660a23d5bdabdd1ead83c51f3df1489b09Fariborz Jahanian /// -fencode-extended-block-signature by default. 1613d145f660a23d5bdabdd1ead83c51f3df1489b09Fariborz Jahanian virtual bool IsEncodeExtendedBlockSignatureDefault() const { return false; } 162c32647d111e516593b9ba242cad7b8ff4016c155Ted Kremenek 1639e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar /// IsObjCNonFragileABIDefault - Does this tool chain set 1649e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar /// -fobjc-nonfragile-abi by default. 1659e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar virtual bool IsObjCNonFragileABIDefault() const { return false; } 1669e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar 167f643b9b338b797a824447207d7eab5f1187f4f34Daniel Dunbar /// UseObjCMixedDispatchDefault - When using non-legacy dispatch, should the 168f643b9b338b797a824447207d7eab5f1187f4f34Daniel Dunbar /// mixed dispatch method be used? 169f643b9b338b797a824447207d7eab5f1187f4f34Daniel Dunbar virtual bool UseObjCMixedDispatch() const { return false; } 170f643b9b338b797a824447207d7eab5f1187f4f34Daniel Dunbar 1719e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar /// GetDefaultStackProtectorLevel - Get the default stack protector level for 1729e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar /// this tool chain (0=off, 1=on, 2=all). 1732fef11164cbe804f7b808c07757c6f900c08d765Nico Weber virtual unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const { 1742fef11164cbe804f7b808c07757c6f900c08d765Nico Weber return 0; 1752fef11164cbe804f7b808c07757c6f900c08d765Nico Weber } 1769e5cc6b703b2d0013f13800c2ffbeb3cf85fcfadDaniel Dunbar 177c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar /// GetDefaultRuntimeLibType - Get the default runtime library variant to use. 178c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar virtual RuntimeLibType GetDefaultRuntimeLibType() const { 179c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar return ToolChain::RLT_Libgcc; 180c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar } 181c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar 1822ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar /// IsUnwindTablesDefault - Does this tool chain use -funwind-tables 1832ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar /// by default. 18403a86385d6628398e1671db1d1970eb83ef0f8b3Rafael Espindola virtual bool IsUnwindTablesDefault() const; 1852ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 1867ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth /// \brief Test whether this toolchain defaults to PIC. 1877ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth virtual bool isPICDefault() const = 0; 1887ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth 1897ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth /// \brief Tests whether this toolchain forces its default for PIC or non-PIC. 1907ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth /// If this returns true, any PIC related flags should be ignored and instead 1917ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth /// the result of \c isPICDefault() is used exclusively. 1927ce816a77dc79f71950e9e96185e3523ee08994bChandler Carruth virtual bool isPICDefaultForced() const = 0; 193f2d8b9f967a1ab53ee9fdbcc3ac0a4ee0a83a26eDaniel Dunbar 194bbe8e3eff56ac1d79f3668d706536e3cebe28c18Daniel Dunbar /// SupportsProfiling - Does this tool chain support -pg. 195bbe8e3eff56ac1d79f3668d706536e3cebe28c18Daniel Dunbar virtual bool SupportsProfiling() const { return true; } 196bbe8e3eff56ac1d79f3668d706536e3cebe28c18Daniel Dunbar 19743a9b3263cb0bcb050cc75c15b3e6a8951e6b97aDaniel Dunbar /// Does this tool chain support Objective-C garbage collection. 19874a63bca21a352319162505dce8310c1d6ed15cdDavid Chisnall virtual bool SupportsObjCGC() const { return true; } 19943a9b3263cb0bcb050cc75c15b3e6a8951e6b97aDaniel Dunbar 2000a7dd788dbef975f35f273c7ab913f480f7edd60John McCall /// Complain if this tool chain doesn't support Objective-C ARC. 2010a7dd788dbef975f35f273c7ab913f480f7edd60John McCall virtual void CheckObjCARC() const {} 2025840dd9a09c458ef894e7d47caab1d90dc4c1112Argyrios Kyrtzidis 203f2d8b9f967a1ab53ee9fdbcc3ac0a4ee0a83a26eDaniel Dunbar /// UseDwarfDebugFlags - Embed the compile options to clang into the Dwarf 204f2d8b9f967a1ab53ee9fdbcc3ac0a4ee0a83a26eDaniel Dunbar /// compile unit information. 205f2d8b9f967a1ab53ee9fdbcc3ac0a4ee0a83a26eDaniel Dunbar virtual bool UseDwarfDebugFlags() const { return false; } 206b2987d159a88ab0ee2e40c884eb4d77b42ab89b6Daniel Dunbar 207b2987d159a88ab0ee2e40c884eb4d77b42ab89b6Daniel Dunbar /// UseSjLjExceptions - Does this tool chain use SjLj exceptions. 2088aa79947cbf8f0f3ac82cdd36a823ac1bb53cab4Benjamin Kramer virtual bool UseSjLjExceptions() const { return false; } 20900577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 21000577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// ComputeLLVMTriple - Return the LLVM target triple to use, after taking 21100577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// command line arguments into account. 21261ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier virtual std::string ComputeLLVMTriple(const ArgList &Args, 21361ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier types::ID InputType = types::TY_INVALID) const; 21400577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar 21500577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// ComputeEffectiveClangTriple - Return the Clang triple to use for this 21600577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// target, which may take into account the command line arguments. For 21700577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// example, on Darwin the -mmacosx-version-min= command line argument (which 21800577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// sets the deployment target) determines the version in the triple passed to 21900577ada44c889fbe311d61c51a8da89e65c7c9aDaniel Dunbar /// Clang. 22061ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier virtual std::string ComputeEffectiveClangTriple(const ArgList &Args, 22161ab80a8b35e6fe9363e8ef1b3d27209b0e89349Chad Rosier types::ID InputType = types::TY_INVALID) const; 222641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 223260611a32535c851237926bfcf78869b13c07d5bJohn McCall /// getDefaultObjCRuntime - Return the default Objective-C runtime 224260611a32535c851237926bfcf78869b13c07d5bJohn McCall /// for this platform. 2259f084a3166b684573ba49df28fc5792bc37d92e1John McCall /// 22613db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// FIXME: this really belongs on some sort of DeploymentTarget abstraction 227260611a32535c851237926bfcf78869b13c07d5bJohn McCall virtual ObjCRuntime getDefaultObjCRuntime(bool isNonFragile) const; 2289f084a3166b684573ba49df28fc5792bc37d92e1John McCall 22913db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// hasBlocksRuntime - Given that the user is compiling with 23013db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// -fblocks, does this tool chain guarantee the existence of a 23113db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// blocks runtime? 23213db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// 23313db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall /// FIXME: this really belongs on some sort of DeploymentTarget abstraction 23413db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall virtual bool hasBlocksRuntime() const { return true; } 23513db5cfc4e5f03eb70efe0d227b53b8280f16161John McCall 23688491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth /// \brief Add the clang cc1 arguments for system include paths. 23788491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth /// 23888491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth /// This routine is responsible for adding the necessary cc1 arguments to 23988491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth /// include headers from standard system header directories. 24088491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth virtual void AddClangSystemIncludeArgs(const ArgList &DriverArgs, 24188491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth ArgStringList &CC1Args) const; 24288491fc6dfc7ebbd856d57a9acb49fb83077d6c8Chandler Carruth 243a6b2581f9595fb803fe7e2ef1d9f25e75b26d2fbChandler Carruth /// \brief Add options that need to be passed to cc1 for this target. 244a6b2581f9595fb803fe7e2ef1d9f25e75b26d2fbChandler Carruth virtual void addClangTargetOptions(const ArgList &DriverArgs, 245a6b2581f9595fb803fe7e2ef1d9f25e75b26d2fbChandler Carruth ArgStringList &CC1Args) const; 2468af669f2f1d92436fe6dc43144bb084a620e7516Rafael Espindola 247c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar // GetRuntimeLibType - Determine the runtime library type to use with the 248c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar // given compilation arguments. 249c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar virtual RuntimeLibType GetRuntimeLibType(const ArgList &Args) const; 250c24767c9dd869ba0e78c2d4c86d86ed24b8e401eDaniel Dunbar 251641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar // GetCXXStdlibType - Determine the C++ standard library type to use with the 252641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar // given compilation arguments. 253641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar virtual CXXStdlibType GetCXXStdlibType(const ArgList &Args) const; 254641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 255641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar /// AddClangCXXStdlibIncludeArgs - Add the clang -cc1 level arguments to set 256641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar /// the include paths to use for the given C++ standard library type. 257ab9fcd0ad3202735d5f21f15b2989d65f2747a13Chandler Carruth virtual void AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs, 258ab9fcd0ad3202735d5f21f15b2989d65f2747a13Chandler Carruth ArgStringList &CC1Args) const; 259641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar 260132e35d2f87895d20e7ea146c8c00404b80221a1Daniel Dunbar /// AddCXXStdlibLibArgs - Add the system specific linker arguments to use 261641b98b7b52e0067beaf3978f2a8721e5d16c111Daniel Dunbar /// for the given C++ standard library type. 262132e35d2f87895d20e7ea146c8c00404b80221a1Daniel Dunbar virtual void AddCXXStdlibLibArgs(const ArgList &Args, 263132e35d2f87895d20e7ea146c8c00404b80221a1Daniel Dunbar ArgStringList &CmdArgs) const; 2647433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen 2657433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen /// AddCCKextLibArgs - Add the system specific linker arguments to use 2667433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen /// for kernel extensions (Darwin-specific). 2677433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen virtual void AddCCKextLibArgs(const ArgList &Args, 2687433fedce98a58341d0f30c2e12e8d53f3bba575Shantonu Sen ArgStringList &CmdArgs) const; 269e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer 270e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer /// AddFastMathRuntimeIfAvailable - If a runtime library exists that sets 271e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer /// global flags for unsafe floating point math, add it and return true. 272e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer /// 273e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer /// This checks for presence of the -ffast-math or -funsafe-math flags. 274e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer virtual bool AddFastMathRuntimeIfAvailable(const ArgList &Args, 275e20e508aecf413f84b0dc4928cbf4bb5ce6c5bdcBenjamin Kramer ArgStringList &CmdArgs) const; 2762ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar}; 2772ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 2782ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} // end namespace driver 2792ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar} // end namespace clang 2802ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar 2812ba38ba9a18b8ec88e2509fad622eeec01562769Daniel Dunbar#endif 282