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-rw-r--r--lib/Target/R600/AMDGPUConvertToISA.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/lib/Target/R600/AMDGPUConvertToISA.cpp b/lib/Target/R600/AMDGPUConvertToISA.cpp
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+++ b/lib/Target/R600/AMDGPUConvertToISA.cpp
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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.
+//
+//===----------------------------------------------------------------------===//
+//
+/// \file
+/// \brief 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;
+}