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R600/SI: Don't emit S_WQM_B64 instruction for compute shaders

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190077 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard
2013-09-05 18:37:52 +00:00
parent 791cdd5fe0
commit 402b8e2175
3 changed files with 16 additions and 1 deletions
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3
lib/Target/R600/SILowerControlFlow.cpp
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@ -409,6 +409,7 @@ void SILowerControlFlowPass::IndirectDst(MachineInstr &MI) {
bool SILowerControlFlowPass::runOnMachineFunction(MachineFunction &MF) {
TII = MF.getTarget().getInstrInfo();
TRI = MF.getTarget().getRegisterInfo();
SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
bool HaveKill = false;
bool NeedM0 = false;
@ -508,7 +509,7 @@ bool SILowerControlFlowPass::runOnMachineFunction(MachineFunction &MF) {
AMDGPU::M0).addImm(0xffffffff);
}
if (NeedWQM) {
if (NeedWQM && MFI->ShaderType != ShaderType::COMPUTE) {
MachineBasicBlock &MBB = MF.front();
BuildMI(MBB, MBB.getFirstNonPHI(), DebugLoc(), TII->get(AMDGPU::S_WQM_B64),
AMDGPU::EXEC).addReg(AMDGPU::EXEC);