diff options
author | Kostya Serebryany <kcc@google.com> | 2012-08-24 16:44:47 +0000 |
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committer | Kostya Serebryany <kcc@google.com> | 2012-08-24 16:44:47 +0000 |
commit | b5b86d263a651566cb25c0f406f75ceffb771029 (patch) | |
tree | 496cce33f7a76ce3b65827ac3f220a2ebb909933 /lib/Transforms/Instrumentation/FunctionBlackList.cpp | |
parent | 2c5380666a15f21e0eedebeb77d3e557f861143f (diff) |
[asan/tsan] rename FunctionBlackList* to BlackList* as this class is not limited to functions any more
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162566 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Instrumentation/FunctionBlackList.cpp')
-rw-r--r-- | lib/Transforms/Instrumentation/FunctionBlackList.cpp | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/lib/Transforms/Instrumentation/FunctionBlackList.cpp b/lib/Transforms/Instrumentation/FunctionBlackList.cpp deleted file mode 100644 index b6f6060f39..0000000000 --- a/lib/Transforms/Instrumentation/FunctionBlackList.cpp +++ /dev/null @@ -1,98 +0,0 @@ -//===-- FunctionBlackList.cpp - blacklist for sanitizers -----------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This is a utility class for instrumentation passes (like AddressSanitizer -// or ThreadSanitizer) to avoid instrumenting some functions or global -// variables based on a user-supplied blacklist. -// -//===----------------------------------------------------------------------===// - -#include <utility> -#include <string> - -#include "FunctionBlackList.h" -#include "llvm/ADT/OwningPtr.h" -#include "llvm/ADT/SmallVector.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/Function.h" -#include "llvm/GlobalVariable.h" -#include "llvm/Module.h" -#include "llvm/Support/MemoryBuffer.h" -#include "llvm/Support/Regex.h" -#include "llvm/Support/raw_ostream.h" -#include "llvm/Support/system_error.h" - -namespace llvm { - -FunctionBlackList::FunctionBlackList(const StringRef Path) { - // Validate and open blacklist file. - if (!Path.size()) return; - OwningPtr<MemoryBuffer> File; - if (error_code EC = MemoryBuffer::getFile(Path, File)) { - report_fatal_error("Can't open blacklist file: " + Path + ": " + - EC.message()); - } - - // Iterate through each line in the blacklist file. - SmallVector<StringRef, 16> Lines; - SplitString(File.take()->getBuffer(), Lines, "\n\r"); - StringMap<std::string> Regexps; - for (SmallVector<StringRef, 16>::iterator I = Lines.begin(), E = Lines.end(); - I != E; ++I) { - // Get our prefix and unparsed regexp. - std::pair<StringRef, StringRef> SplitLine = I->split(":"); - StringRef Prefix = SplitLine.first; - std::string Regexp = SplitLine.second; - - // Replace * with .* - for (size_t pos = 0; (pos = Regexp.find("*", pos)) != std::string::npos; - pos += strlen(".*")) { - Regexp.replace(pos, strlen("*"), ".*"); - } - - // Check that the regexp is valid. - Regex CheckRE(Regexp); - std::string Error; - if (!CheckRE.isValid(Error)) { - report_fatal_error("malformed blacklist regex: " + SplitLine.second + - ": " + Error); - } - - // Add this regexp into the proper group by its prefix. - if (Regexps[Prefix].size()) - Regexps[Prefix] += "|"; - Regexps[Prefix] += Regexp; - } - - // Iterate through each of the prefixes, and create Regexs for them. - for (StringMap<std::string>::iterator I = Regexps.begin(), E = Regexps.end(); - I != E; ++I) { - Entries[I->getKey()] = new Regex(I->getValue()); - } -} - -bool FunctionBlackList::isIn(const Function &F) { - return isIn(*F.getParent()) || inSection("fun", F.getName()); -} - -bool FunctionBlackList::isIn(const GlobalVariable &G) { - return isIn(*G.getParent()) || inSection("global", G.getName()); -} - -bool FunctionBlackList::isIn(const Module &M) { - return inSection("src", M.getModuleIdentifier()); -} - -bool FunctionBlackList::inSection(const StringRef Section, - const StringRef Query) { - Regex *FunctionRegex = Entries[Section]; - return FunctionRegex ? FunctionRegex->match(Query) : false; -} - -} // namespace llvm |