//===- Transforms/Instrumentation.h - Instrumentation passes ----*- C++ -*-===//
//
-// This files defines constructor functions for instrumentation passes.
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines constructor functions for instrumentation passes.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_H
#define LLVM_TRANSFORMS_INSTRUMENTATION_H
-class Pass;
+#include "llvm/ADT/StringRef.h"
-//===----------------------------------------------------------------------===//
-// Support for inserting LLVM code to print values at basic block and function
-// exits.
-//
-Pass *createTraceValuesPassForFunction(); // Just trace function entry/exit
-Pass *createTraceValuesPassForBasicBlocks(); // Trace BB's and methods
+#if defined(__GNUC__) && defined(__linux__)
+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 optimal edge profiling instrumentation
+ModulePass *createOptimalEdgeProfilerPass();
+
+// Insert path profiling instrumentation
+ModulePass *createPathProfilerPass();
+
+// Insert GCOV profiling instrumentation
+struct GCOVOptions {
+ static GCOVOptions getDefault();
+
+ // Specify whether to emit .gcno files.
+ bool EmitNotes;
+
+ // Specify whether to modify the program to emit .gcda files when run.
+ bool EmitData;
+
+ // 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());
+
+// Insert AddressSanitizer (address sanity checking) instrumentation
+FunctionPass *createAddressSanitizerFunctionPass(
+ bool CheckInitOrder = true, bool CheckUseAfterReturn = false,
+ bool CheckLifetime = false, StringRef BlacklistFile = StringRef(),
+ bool ZeroBaseShadow = false);
+ModulePass *createAddressSanitizerModulePass(
+ bool CheckInitOrder = true, StringRef BlacklistFile = StringRef(),
+ bool ZeroBaseShadow = false);
+
+// Insert MemorySanitizer instrumentation (detection of uninitialized reads)
+FunctionPass *createMemorySanitizerPass(bool TrackOrigins = false,
+ StringRef BlacklistFile = StringRef());
+
+// Insert ThreadSanitizer (race detection) instrumentation
+FunctionPass *createThreadSanitizerPass(StringRef BlacklistFile = StringRef());
+
+// Insert DataFlowSanitizer (dynamic data flow analysis) instrumentation
+ModulePass *createDataFlowSanitizerPass(void *(*getArgTLS)() = 0,
+ void *(*getRetValTLS)() = 0);
+
+#ifdef __GNUC__
+inline ModulePass *createDataFlowSanitizerPassForJIT() {
+ return createDataFlowSanitizerPass(getDFSanArgTLSPtrForJIT,
+ getDFSanRetValTLSPtrForJIT);
+}
+#endif
+
+// BoundsChecking - This pass instruments the code to perform run-time bounds
+// checking on loads, stores, and other memory intrinsics.
+FunctionPass *createBoundsCheckingPass();
+
+/// createDebugIRPass - Enable interactive stepping through LLVM IR in LLDB (or
+/// GDB) and generate a file with the LLVM IR to be
+/// displayed in the debugger.
+///
+/// Existing debug metadata is preserved (but may be modified) in order to allow
+/// accessing variables in the original source. The line table and file
+/// information is modified to correspond to the lines in the LLVM IR. If
+/// Filename and Directory are empty, a file name is generated based on existing
+/// debug information. If no debug information is available, a temporary file
+/// name is generated.
+///
+/// @param HideDebugIntrinsics Omit debug intrinsics in emitted IR source file.
+/// @param HideDebugMetadata Omit debug metadata in emitted IR source file.
+/// @param Directory Embed this directory in the debug information.
+/// @param Filename Embed this file name in the debug information.
+ModulePass *createDebugIRPass(bool HideDebugIntrinsics,
+ bool HideDebugMetadata,
+ StringRef Directory = StringRef(),
+ StringRef Filename = StringRef());
+
+/// createDebugIRPass - Enable interactive stepping through LLVM IR in LLDB
+/// (or GDB) with an existing IR file on disk. When creating
+/// a DebugIR pass with this function, no source file is
+/// output to disk and the existing one is unmodified. Debug
+/// metadata in the Module is created/updated to point to
+/// the existing textual IR file on disk.
+/// NOTE: If the IR file to be debugged is not on disk, use the version of this
+/// function with parameters in order to generate the file that will be
+/// seen by the debugger.
+ModulePass *createDebugIRPass();
+
+} // End llvm namespace
#endif
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