diff options
Diffstat (limited to 'src/gallium/drivers/radeon/SILowerShaderInstructions.cpp')
-rw-r--r-- | src/gallium/drivers/radeon/SILowerShaderInstructions.cpp | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/src/gallium/drivers/radeon/SILowerShaderInstructions.cpp b/src/gallium/drivers/radeon/SILowerShaderInstructions.cpp deleted file mode 100644 index 0c5a831440b..00000000000 --- a/src/gallium/drivers/radeon/SILowerShaderInstructions.cpp +++ /dev/null @@ -1,78 +0,0 @@ -//===-- SILowerShaderInstructions.cpp - Pass for lowering shader instructions -------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// TODO: Add full description -// -//===----------------------------------------------------------------------===// - - -#include "AMDGPU.h" -#include "llvm/CodeGen/MachineFunctionPass.h" -#include "llvm/CodeGen/MachineInstrBuilder.h" -#include "llvm/CodeGen/MachineRegisterInfo.h" - -using namespace llvm; - -namespace { - class SILowerShaderInstructionsPass : public MachineFunctionPass { - - private: - static char ID; - TargetMachine &TM; - MachineRegisterInfo * MRI; - - public: - SILowerShaderInstructionsPass(TargetMachine &tm) : - MachineFunctionPass(ID), TM(tm) { } - - bool runOnMachineFunction(MachineFunction &MF); - - const char *getPassName() const { return "SI Lower Shader Instructions"; } - - void lowerSET_M0(MachineInstr &MI, MachineBasicBlock &MBB, - MachineBasicBlock::iterator I); - }; -} /* End anonymous namespace */ - -char SILowerShaderInstructionsPass::ID = 0; - -FunctionPass *llvm::createSILowerShaderInstructionsPass(TargetMachine &tm) { - return new SILowerShaderInstructionsPass(tm); -} - -bool SILowerShaderInstructionsPass::runOnMachineFunction(MachineFunction &MF) -{ - MRI = &MF.getRegInfo(); - for (MachineFunction::iterator BB = MF.begin(), BB_E = MF.end(); - BB != BB_E; ++BB) { - MachineBasicBlock &MBB = *BB; - for (MachineBasicBlock::iterator I = MBB.begin(), Next = llvm::next(I); - I != MBB.end(); I = Next, Next = llvm::next(I) ) { - MachineInstr &MI = *I; - switch (MI.getOpcode()) { - case AMDIL::SET_M0: - lowerSET_M0(MI, MBB, I); - break; - default: continue; - } - MI.removeFromParent(); - } - } - - return false; -} - -void SILowerShaderInstructionsPass::lowerSET_M0(MachineInstr &MI, - MachineBasicBlock &MBB, MachineBasicBlock::iterator I) -{ - const struct TargetInstrInfo * TII = TM.getInstrInfo(); - BuildMI(MBB, I, MBB.findDebugLoc(I), TII->get(AMDIL::S_MOV_IMM_I32)) - .addReg(AMDIL::M0) - .addOperand(MI.getOperand(1)); -} |