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Convert backend to use passes, implement X86TargetMachine

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4421 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-10-29 22:37:54 +00:00
parent c66583ef3b
commit b4f68ed32e
7 changed files with 173 additions and 58 deletions
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39
lib/Target/X86/Printer.cpp
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@@ -6,16 +6,37 @@
//===----------------------------------------------------------------------===//
#include "X86.h"
#include "llvm/Pass.h"
#include "llvm/CodeGen/MachineFunction.h"
#include <iostream>
/// X86PrintCode - Print out the specified machine code function to the
/// specified stream. This function should work regardless of whether or not
/// the function is in SSA form or not, although when in SSA form, we obviously
/// don't care about being consumable by an assembler.
///
void X86PrintCode(const MachineFunction *MF, std::ostream &O) {
O << "x86 printing not implemented yet!\n";
namespace {
struct Printer : public FunctionPass {
TargetMachine &TM;
std::ostream &O;
// This should use the X86InstructionInfo::print method to print assembly for
// each instruction
Printer(TargetMachine &tm, std::ostream &o) : TM(tm), O(o) {}
bool runOnFunction(Function &F);
};
}
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;
}
/// createX86CodePrinterPass - Print out the specified machine code function to
/// the specified stream. This function should work regardless of whether or
/// not the function is in SSA form or not.
///
Pass *createX86CodePrinterPass(TargetMachine &TM, std::ostream &O) {
return new Printer(TM, O);
}