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1 //===- subzero/src/IceCompiler.cpp - Driver for bitcode translation -------===// | 1 //===- subzero/src/IceCompiler.cpp - Driver for bitcode translation -------===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 /// | 9 /// |
10 /// \file | 10 /// \file |
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43 #ifdef __clang__ | 43 #ifdef __clang__ |
44 #pragma clang diagnostic pop | 44 #pragma clang diagnostic pop |
45 #endif // __clang__ | 45 #endif // __clang__ |
46 | 46 |
47 #include <regex> | 47 #include <regex> |
48 | 48 |
49 namespace Ice { | 49 namespace Ice { |
50 | 50 |
51 namespace { | 51 namespace { |
52 | 52 |
53 struct { | |
54 const char *FlagName; | |
55 bool FlagValue; | |
56 } ConditionalBuildAttributes[] = { | |
57 {"dump", BuildDefs::dump()}, | |
58 {"llvm_cl", BuildDefs::llvmCl()}, | |
59 {"llvm_ir", BuildDefs::llvmIr()}, | |
60 {"llvm_ir_as_input", BuildDefs::llvmIrAsInput()}, | |
61 {"minimal_build", BuildDefs::minimal()}, | |
62 {"browser_mode", BuildDefs::browser()}}; | |
63 | |
64 /// Dumps values of build attributes to Stream if Stream is non-null. | |
65 void dumpBuildAttributes(Ostream &Str) { | |
66 // List the supported targets. | |
67 #define SUBZERO_TARGET(TARGET) Str << "target_" #TARGET << "\n"; | |
68 #include "llvm/Config/SZTargets.def" | |
69 const char *Prefix[2] = {"no", "allow"}; | |
70 for (size_t i = 0; i < llvm::array_lengthof(ConditionalBuildAttributes); | |
71 ++i) { | |
72 const auto &A = ConditionalBuildAttributes[i]; | |
73 Str << Prefix[A.FlagValue] << "_" << A.FlagName << "\n"; | |
74 } | |
75 } | |
76 bool llvmIRInput(const IceString &Filename) { | 53 bool llvmIRInput(const IceString &Filename) { |
77 return BuildDefs::llvmIrAsInput() && | 54 return BuildDefs::llvmIrAsInput() && |
78 std::regex_match(Filename, std::regex(".*\\.ll")); | 55 std::regex_match(Filename, std::regex(".*\\.ll")); |
79 } | 56 } |
80 | 57 |
81 } // end of anonymous namespace | 58 } // end of anonymous namespace |
82 | 59 |
83 void Compiler::run(const Ice::ClFlagsExtra &ExtraFlags, GlobalContext &Ctx, | 60 void Compiler::run(const Ice::ClFlagsExtra &ExtraFlags, GlobalContext &Ctx, |
84 std::unique_ptr<llvm::DataStreamer> &&InputStream) { | 61 std::unique_ptr<llvm::DataStreamer> &&InputStream) { |
85 if (ExtraFlags.getGenerateBuildAtts()) { | |
86 dumpBuildAttributes(Ctx.getStrDump()); | |
87 Ctx.getErrorStatus()->assign(EC_None); | |
88 return; | |
89 } | |
90 // The Minimal build (specifically, when dump()/emit() are not implemented) | 62 // The Minimal build (specifically, when dump()/emit() are not implemented) |
91 // allows only --filetype=obj. Check here to avoid cryptic error messages | 63 // allows only --filetype=obj. Check here to avoid cryptic error messages |
92 // downstream. | 64 // downstream. |
93 if (!BuildDefs::dump() && Ctx.getFlags().getOutFileType() != FT_Elf) { | 65 if (!BuildDefs::dump() && Ctx.getFlags().getOutFileType() != FT_Elf) { |
94 // TODO(stichnot): Access the actual command-line argument via | 66 // TODO(stichnot): Access the actual command-line argument via |
95 // llvm::Option.ArgStr and .ValueStr . | 67 // llvm::Option.ArgStr and .ValueStr . |
96 Ctx.getStrError() | 68 Ctx.getStrError() |
97 << "Error: only --filetype=obj is supported in this build.\n"; | 69 << "Error: only --filetype=obj is supported in this build.\n"; |
98 Ctx.getErrorStatus()->assign(EC_Args); | 70 Ctx.getErrorStatus()->assign(EC_Args); |
99 return; | 71 return; |
100 } | 72 } |
101 | 73 |
102 TimerMarker T(Ice::TimerStack::TT_szmain, &Ctx); | 74 TimerMarker T(Ice::TimerStack::TT_szmain, &Ctx); |
103 | 75 |
104 Ctx.emitFileHeader(); | 76 Ctx.emitFileHeader(); |
105 Ctx.startWorkerThreads(); | 77 Ctx.startWorkerThreads(); |
106 | 78 |
107 std::unique_ptr<Translator> Translator; | 79 std::unique_ptr<Translator> Translator; |
108 const IceString &IRFilename = ExtraFlags.getIRFilename(); | 80 const IceString &IRFilename = ExtraFlags.getIRFilename(); |
109 bool BuildOnRead = ExtraFlags.getBuildOnRead() && !llvmIRInput(IRFilename); | 81 const bool BuildOnRead = |
| 82 ExtraFlags.getBuildOnRead() && !llvmIRInput(IRFilename); |
110 if (BuildOnRead) { | 83 if (BuildOnRead) { |
111 std::unique_ptr<PNaClTranslator> PTranslator(new PNaClTranslator(&Ctx)); | 84 std::unique_ptr<PNaClTranslator> PTranslator(new PNaClTranslator(&Ctx)); |
112 std::unique_ptr<llvm::StreamingMemoryObject> MemObj( | 85 std::unique_ptr<llvm::StreamingMemoryObject> MemObj( |
113 new llvm::StreamingMemoryObjectImpl(InputStream.release())); | 86 new llvm::StreamingMemoryObjectImpl(InputStream.release())); |
114 PTranslator->translate(IRFilename, std::move(MemObj)); | 87 PTranslator->translate(IRFilename, std::move(MemObj)); |
115 Translator.reset(PTranslator.release()); | 88 Translator.reset(PTranslator.release()); |
116 } else if (BuildDefs::llvmIr()) { | 89 } else if (BuildDefs::llvmIr()) { |
117 if (BuildDefs::browser()) { | 90 if (BuildDefs::browser()) { |
118 Ctx.getStrError() | 91 Ctx.getStrError() |
119 << "non BuildOnRead is not supported w/ PNACL_BROWSER_TRANSLATOR\n"; | 92 << "non BuildOnRead is not supported w/ PNACL_BROWSER_TRANSLATOR\n"; |
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167 | 140 |
168 if (Ctx.getFlags().getTimeEachFunction()) { | 141 if (Ctx.getFlags().getTimeEachFunction()) { |
169 constexpr bool DumpCumulative = false; | 142 constexpr bool DumpCumulative = false; |
170 Ctx.dumpTimers(GlobalContext::TSK_Funcs, DumpCumulative); | 143 Ctx.dumpTimers(GlobalContext::TSK_Funcs, DumpCumulative); |
171 } | 144 } |
172 constexpr bool FinalStats = true; | 145 constexpr bool FinalStats = true; |
173 Ctx.dumpStats("_FINAL_", FinalStats); | 146 Ctx.dumpStats("_FINAL_", FinalStats); |
174 } | 147 } |
175 | 148 |
176 } // end of namespace Ice | 149 } // end of namespace Ice |
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