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//===-- AMDGPUConvertToISA.cpp - Lower AMDIL to HW ISA --------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This pass lowers AMDIL machine instructions to the appropriate hardware
// instructions.
//
//===----------------------------------------------------------------------===//
#include "AMDGPU.h"
#include "AMDGPUInstrInfo.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
using namespace llvm;
namespace {
class AMDGPUConvertToISAPass : public MachineFunctionPass {
private:
static char ID;
TargetMachine &TM;
public:
AMDGPUConvertToISAPass(TargetMachine &tm) :
MachineFunctionPass(ID), TM(tm) { }
virtual bool runOnMachineFunction(MachineFunction &MF);
virtual const char *getPassName() const {return "AMDGPU Convert to ISA";}
};
} // End anonymous namespace
char AMDGPUConvertToISAPass::ID = 0;
FunctionPass *llvm::createAMDGPUConvertToISAPass(TargetMachine &tm) {
return new AMDGPUConvertToISAPass(tm);
}
bool AMDGPUConvertToISAPass::runOnMachineFunction(MachineFunction &MF)
{
const AMDGPUInstrInfo * TII =
static_cast<const AMDGPUInstrInfo*>(TM.getInstrInfo());
for (MachineFunction::iterator BB = MF.begin(), BB_E = MF.end();
BB != BB_E; ++BB) {
MachineBasicBlock &MBB = *BB;
for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end();
I != E; ++I) {
MachineInstr &MI = *I;
TII->convertToISA(MI, MF, MBB.findDebugLoc(I));
}
}
return false;
}
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