//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
-#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Module.h"
#include "llvm/Pass.h"
-#include "llvm/Support/Streams.h"
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/raw_ostream.h"
#include "llvm/Transforms/Instrumentation.h"
#include "RSProfiling.h"
#include "ProfilingUtils.h"
using namespace llvm;
namespace {
- class FunctionProfiler : public RSProfilers_std {
+ class VISIBILITY_HIDDEN FunctionProfiler : public RSProfilers_std {
+ public:
+ static char ID;
bool runOnModule(Module &M);
};
+}
- RegisterPass<FunctionProfiler> X("insert-function-profiling",
- "Insert instrumentation for function profiling");
- RegisterAnalysisGroup<RSProfilers> XG(X);
+char FunctionProfiler::ID = 0;
-}
+static RegisterPass<FunctionProfiler>
+X("insert-function-profiling",
+ "Insert instrumentation for function profiling");
+static RegisterAnalysisGroup<RSProfilers> XG(X);
ModulePass *llvm::createFunctionProfilerPass() {
return new FunctionProfiler();
}
bool FunctionProfiler::runOnModule(Module &M) {
- Function *Main = M.getMainFunction();
+ Function *Main = M.getFunction("main");
if (Main == 0) {
- cerr << "WARNING: cannot insert function profiling into a module"
- << " with no main function!\n";
+ errs() << "WARNING: cannot insert function profiling into a module"
+ << " with no main function!\n";
return false; // No main, no instrumentation!
}
unsigned NumFunctions = 0;
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
- if (!I->isExternal())
+ if (!I->isDeclaration())
++NumFunctions;
- const Type *ATy = ArrayType::get(Type::UIntTy, NumFunctions);
+ const Type *ATy = ArrayType::get(Type::getInt32Ty(M.getContext()),
+ NumFunctions);
GlobalVariable *Counters =
- new GlobalVariable(ATy, false, GlobalValue::InternalLinkage,
- Constant::getNullValue(ATy), "FuncProfCounters", &M);
+ new GlobalVariable(M, ATy, false, GlobalValue::InternalLinkage,
+ Constant::getNullValue(ATy), "FuncProfCounters");
// Instrument all of the functions...
unsigned i = 0;
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
- if (!I->isExternal())
+ if (!I->isDeclaration())
// Insert counter at the start of the function
- IncrementCounterInBlock(I->begin(), i++, Counters);
+ IncrementCounterInBlock(&I->getEntryBlock(), i++, Counters);
// Add the initialization call to main.
InsertProfilingInitCall(Main, "llvm_start_func_profiling", Counters);
namespace {
class BlockProfiler : public RSProfilers_std {
bool runOnModule(Module &M);
+ public:
+ static char ID;
};
-
- RegisterPass<BlockProfiler> Y("insert-block-profiling",
- "Insert instrumentation for block profiling");
- RegisterAnalysisGroup<RSProfilers> YG(Y);
}
+char BlockProfiler::ID = 0;
+static RegisterPass<BlockProfiler>
+Y("insert-block-profiling", "Insert instrumentation for block profiling");
+static RegisterAnalysisGroup<RSProfilers> YG(Y);
+
ModulePass *llvm::createBlockProfilerPass() { return new BlockProfiler(); }
bool BlockProfiler::runOnModule(Module &M) {
- Function *Main = M.getMainFunction();
+ Function *Main = M.getFunction("main");
if (Main == 0) {
- cerr << "WARNING: cannot insert block profiling into a module"
- << " with no main function!\n";
+ errs() << "WARNING: cannot insert block profiling into a module"
+ << " with no main function!\n";
return false; // No main, no instrumentation!
}
unsigned NumBlocks = 0;
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
- NumBlocks += I->size();
+ if (!I->isDeclaration())
+ NumBlocks += I->size();
- const Type *ATy = ArrayType::get(Type::UIntTy, NumBlocks);
+ const Type *ATy = ArrayType::get(Type::getInt32Ty(M.getContext()), NumBlocks);
GlobalVariable *Counters =
- new GlobalVariable(ATy, false, GlobalValue::InternalLinkage,
- Constant::getNullValue(ATy), "BlockProfCounters", &M);
+ new GlobalVariable(M, ATy, false, GlobalValue::InternalLinkage,
+ Constant::getNullValue(ATy), "BlockProfCounters");
// Instrument all of the blocks...
unsigned i = 0;
- for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
+ for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) {
+ if (I->isDeclaration()) continue;
for (Function::iterator BB = I->begin(), E = I->end(); BB != E; ++BB)
// Insert counter at the start of the block
IncrementCounterInBlock(BB, i++, Counters);
+ }
// Add the initialization call to main.
InsertProfilingInitCall(Main, "llvm_start_block_profiling", Counters);