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Enable *BasicBlockPass::createPrinterPass()

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Enables raw_ostream I/O for BasicBlockPass.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174776 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sergei Larin
2013-02-08 23:37:41 +00:00
parent ea871523ec
commit 68b2faf6be
6 changed files with 46 additions and 2 deletions
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36
lib/IR/PrintModulePass.cpp
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@@ -73,6 +73,31 @@ namespace {
AU.setPreservesAll();
}
};
class PrintBasicBlockPass : public BasicBlockPass {
std::string Banner;
raw_ostream *Out; // raw_ostream to print on
bool DeleteStream; // Delete the ostream in our dtor?
public:
static char ID;
PrintBasicBlockPass() : BasicBlockPass(ID), Out(&dbgs()),
DeleteStream(false) {}
PrintBasicBlockPass(const std::string &B, raw_ostream *o, bool DS)
: BasicBlockPass(ID), Banner(B), Out(o), DeleteStream(DS) {}
~PrintBasicBlockPass() {
if (DeleteStream) delete Out;
}
bool runOnBasicBlock(BasicBlock &BB) {
(*Out) << Banner << BB;
return false;
}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
}
};
}
char PrintModulePass::ID = 0;
@@ -81,6 +106,9 @@ INITIALIZE_PASS(PrintModulePass, "print-module",
char PrintFunctionPass::ID = 0;
INITIALIZE_PASS(PrintFunctionPass, "print-function",
"Print function to stderr", false, false)
char PrintBasicBlockPass::ID = 0;
INITIALIZE_PASS(PrintBasicBlockPass, "print-bb",
"Print BB to stderr", false, false)
/// createPrintModulePass - Create and return a pass that writes the
/// module to the specified raw_ostream.
@@ -98,3 +126,11 @@ FunctionPass *llvm::createPrintFunctionPass(const std::string &Banner,
return new PrintFunctionPass(Banner, OS, DeleteStream);
}
/// createPrintBasicBlockPass - Create and return a pass that writes the
/// BB to the specified raw_ostream.
BasicBlockPass *llvm::createPrintBasicBlockPass(llvm::raw_ostream *OS,
bool DeleteStream,
const std::string &Banner) {
return new PrintBasicBlockPass(Banner, OS, DeleteStream);
}