X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FTransforms%2FInstrumentation.h;h=24e3ef783ee62e6951d8db1f599c6a0212e42ed9;hb=148e8c9b8bcebf7aa0e9503d659401918fec8ed6;hp=3558251a4339785144b4f9851160913984c2f9c6;hpb=f284aefa112b76d64917b156cf5fa7997fb0bdac;p=oota-llvm.git diff --git a/include/llvm/Transforms/Instrumentation.h b/include/llvm/Transforms/Instrumentation.h index 3558251a433..24e3ef783ee 100644 --- a/include/llvm/Transforms/Instrumentation.h +++ b/include/llvm/Transforms/Instrumentation.h @@ -14,30 +14,92 @@ #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_H #define LLVM_TRANSFORMS_INSTRUMENTATION_H +#include "llvm/ADT/StringRef.h" + +#if defined(__GNUC__) && defined(__linux__) && !defined(ANDROID) +inline void *getDFSanArgTLSPtrForJIT() { + extern __thread __attribute__((tls_model("initial-exec"))) + void *__dfsan_arg_tls; + return (void *)&__dfsan_arg_tls; +} + +inline void *getDFSanRetValTLSPtrForJIT() { + extern __thread __attribute__((tls_model("initial-exec"))) + void *__dfsan_retval_tls; + return (void *)&__dfsan_retval_tls; +} +#endif + namespace llvm { class ModulePass; class FunctionPass; -// Insert edge profiling instrumentation -ModulePass *createEdgeProfilerPass(); +// Insert GCOV profiling instrumentation +struct GCOVOptions { + static GCOVOptions getDefault(); -// Insert optimal edge profiling instrumentation -ModulePass *createOptimalEdgeProfilerPass(); + // Specify whether to emit .gcno files. + bool EmitNotes; -// Insert path profiling instrumentation -ModulePass *createPathProfilerPass(); + // Specify whether to modify the program to emit .gcda files when run. + bool EmitData; -// Insert GCOV profiling instrumentation -ModulePass *createGCOVProfilerPass(bool EmitNotes = true, bool EmitData = true, - bool Use402Format = false, - bool UseExtraChecksum = false); + // A four-byte version string. The meaning of a version string is described in + // gcc's gcov-io.h + char Version[4]; + + // Emit a "cfg checksum" that follows the "line number checksum" of a + // function. This affects both .gcno and .gcda files. + bool UseCfgChecksum; + + // Add the 'noredzone' attribute to added runtime library calls. + bool NoRedZone; + + // Emit the name of the function in the .gcda files. This is redundant, as + // the function identifier can be used to find the name from the .gcno file. + bool FunctionNamesInData; +}; +ModulePass *createGCOVProfilerPass(const GCOVOptions &Options = + GCOVOptions::getDefault()); + +/// Options for the frontend instrumentation based profiling pass. +struct InstrProfOptions { + InstrProfOptions() : NoRedZone(false) {} + + // Add the 'noredzone' attribute to added runtime library calls. + bool NoRedZone; +}; + +/// Insert frontend instrumentation based profiling. +ModulePass *createInstrProfilingPass( + const InstrProfOptions &Options = InstrProfOptions()); // Insert AddressSanitizer (address sanity checking) instrumentation -FunctionPass *createAddressSanitizerPass(); +FunctionPass *createAddressSanitizerFunctionPass(); +ModulePass *createAddressSanitizerModulePass(); + +// Insert MemorySanitizer instrumentation (detection of uninitialized reads) +FunctionPass *createMemorySanitizerPass(int TrackOrigins = 0); + // Insert ThreadSanitizer (race detection) instrumentation FunctionPass *createThreadSanitizerPass(); +// Insert DataFlowSanitizer (dynamic data flow analysis) instrumentation +ModulePass *createDataFlowSanitizerPass(StringRef ABIListFile = StringRef(), + void *(*getArgTLS)() = nullptr, + void *(*getRetValTLS)() = nullptr); + +// Insert SanitizerCoverage instrumentation. +ModulePass *createSanitizerCoverageModulePass(int CoverageLevel); + +#if defined(__GNUC__) && defined(__linux__) && !defined(ANDROID) +inline ModulePass *createDataFlowSanitizerPassForJIT(StringRef ABIListFile = + StringRef()) { + return createDataFlowSanitizerPass(ABIListFile, getDFSanArgTLSPtrForJIT, + getDFSanRetValTLSPtrForJIT); +} +#endif // BoundsChecking - This pass instruments the code to perform run-time bounds // checking on loads, stores, and other memory intrinsics.