1//===-- AMDGPUConvertToISA.cpp - Lower AMDIL to HW ISA --------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10/// \file
11/// \brief This pass lowers AMDIL machine instructions to the appropriate
12/// hardware instructions.
13//
14//===----------------------------------------------------------------------===//
15
16#include "AMDGPU.h"
17#include "AMDGPUInstrInfo.h"
18#include "llvm/CodeGen/MachineFunctionPass.h"
19
20using namespace llvm;
21
22namespace {
23
24class AMDGPUConvertToISAPass : public MachineFunctionPass {
25
26private:
27  static char ID;
28  TargetMachine &TM;
29
30public:
31  AMDGPUConvertToISAPass(TargetMachine &tm) :
32    MachineFunctionPass(ID), TM(tm) { }
33
34  virtual bool runOnMachineFunction(MachineFunction &MF);
35
36  virtual const char *getPassName() const {return "AMDGPU Convert to ISA";}
37
38};
39
40} // End anonymous namespace
41
42char AMDGPUConvertToISAPass::ID = 0;
43
44FunctionPass *llvm::createAMDGPUConvertToISAPass(TargetMachine &tm) {
45  return new AMDGPUConvertToISAPass(tm);
46}
47
48bool AMDGPUConvertToISAPass::runOnMachineFunction(MachineFunction &MF) {
49  const AMDGPUInstrInfo * TII =
50                      static_cast<const AMDGPUInstrInfo*>(TM.getInstrInfo());
51
52  for (MachineFunction::iterator BB = MF.begin(), BB_E = MF.end();
53                                                  BB != BB_E; ++BB) {
54    MachineBasicBlock &MBB = *BB;
55    for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end();
56                                                      I != E; ++I) {
57      MachineInstr &MI = *I;
58      TII->convertToISA(MI, MF, MBB.findDebugLoc(I));
59    }
60  }
61  return false;
62}
63