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-rw-r--r--lib/Target/R600/R600OptimizeVectorRegisters.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/Target/R600/R600OptimizeVectorRegisters.cpp b/lib/Target/R600/R600OptimizeVectorRegisters.cpp
index c47bc39..acacffa 100644
--- a/lib/Target/R600/R600OptimizeVectorRegisters.cpp
+++ b/lib/Target/R600/R600OptimizeVectorRegisters.cpp
@@ -322,8 +322,17 @@ bool R600VectorRegMerger::runOnMachineFunction(MachineFunction &Fn) {
for (MachineBasicBlock::iterator MII = MB->begin(), MIIE = MB->end();
MII != MIIE; ++MII) {
MachineInstr *MI = MII;
- if (MI->getOpcode() != AMDGPU::REG_SEQUENCE)
+ if (MI->getOpcode() != AMDGPU::REG_SEQUENCE) {
+ if (TII->get(MI->getOpcode()).TSFlags & R600_InstFlag::TEX_INST) {
+ unsigned Reg = MI->getOperand(1).getReg();
+ for (MachineRegisterInfo::def_iterator It = MRI->def_begin(Reg),
+ E = MRI->def_end(); It != E; ++It) {
+ RemoveMI(&(*It));
+ }
+ }
continue;
+ }
+
RegSeqInfo RSI(*MRI, MI);