//===----------------------------------------------------------------------===//
#include "X86.h"
+#include "X86InstrInfo.h"
#include "llvm/Pass.h"
+#include "llvm/Function.h"
+#include "llvm/Target/TargetMachine.h"
#include "llvm/CodeGen/MachineFunction.h"
#include <iostream>
};
}
-bool Printer::runOnFunction(Function &F) {
- MachineFunction &MF = MachineFunction::get(&F);
- O << "x86 printing not implemented yet!\n";
-
- // This should use the X86InstructionInfo::print method to print assembly
- // for each instruction
- return false;
-}
+/// runOnFunction - This uses the X86InstructionInfo::print method
+/// to print assembly for each instruction.
+bool Printer::runOnFunction (Function & F)
+{
+ static unsigned bbnumber = 0;
+ MachineFunction & MF = MachineFunction::get (&F);
+ const MachineInstrInfo & MII = TM.getInstrInfo ();
+ const X86InstrInfo & x86ii = dynamic_cast <const X86InstrInfo &> (MII);
+
+ O << "# x86 printing not implemented yet!\n";
+ // Print out labels for the function.
+ O << "\t.globl\t" << F.getName () << "\n";
+ O << "\t.type\t" << F.getName () << ", @function\n";
+ O << F.getName () << ":\n";
+ // Print out code for the function.
+ for (MachineFunction::const_iterator bb_i = MF.begin (), bb_e = MF.end ();
+ bb_i != bb_e; ++bb_i)
+ {
+ // Print a label for the basic block.
+ O << ".BB" << bbnumber++ << ":\n";
+ for (MachineBasicBlock::const_iterator i_i = bb_i->begin (), i_e =
+ bb_i->end (); i_i != i_e; ++i_i)
+ {
+ // Print the assembly for the instruction.
+ O << "\t";
+ x86ii.print (*i_i, O);
+ }
+ }
+ // We didn't modify anything.
+ return false;
+}
/// createX86CodePrinterPass - Print out the specified machine code function to
/// the specified stream. This function should work regardless of whether or