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Give clients of MachineFunctionPrinter the ability to specify a banner and

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choose an ostream.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11016 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-01-30 21:53:46 +00:00
parent 10d208d7b1
commit 09caa3751f
2 changed files with 19 additions and 5 deletions
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7
include/llvm/CodeGen/Passes.h
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@ -15,6 +15,8 @@
#ifndef LLVM_CODEGEN_PASSES_H
#define LLVM_CODEGEN_PASSES_H
#include <iostream>
namespace llvm {
class FunctionPass;
@ -23,8 +25,9 @@ namespace llvm {
/// MachineFunctionPrinter pass - This pass prints out the machine function to
/// standard error, as a debugging tool.
FunctionPass *createMachineFunctionPrinterPass();
FunctionPass *createMachineFunctionPrinterPass(std::ostream *OS = &std::cerr,
const std::string &Banner ="");
/// PHIElimination pass - This pass eliminates machine instruction PHI nodes
/// by inserting copy instructions. This destroys SSA information, but is the
/// desired input for some register allocators. This pass is "required" by

17
lib/CodeGen/MachineFunction.cpp
View File

@ -34,6 +34,12 @@ static AnnotationID MF_AID(
namespace {
struct Printer : public MachineFunctionPass {
std::ostream *OS;
const std::string &Banner;
Printer (std::ostream *_OS, const std::string &_Banner) :
OS (_OS), Banner (_Banner) { }
const char *getPassName() const { return "MachineFunction Printer"; }
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
@ -41,14 +47,19 @@ namespace {
}
bool runOnMachineFunction(MachineFunction &MF) {
MF.dump();
(*OS) << Banner;
MF.print (*OS);
return false;
}
};
}
FunctionPass *llvm::createMachineFunctionPrinterPass() {
return new Printer();
/// Returns a newly-created MachineFunction Printer pass. The default output
/// stream is std::cerr; the default banner is empty.
///
FunctionPass *llvm::createMachineFunctionPrinterPass(std::ostream *OS,
const std::string &Banner) {
return new Printer(OS, Banner);
}
namespace {