radeon/llvm: Don't lower RETURN to S_ENDPGM on SI

Instead create an S_ENDPGM instruction in the CodeEmitter and emit
it after all the other instructions.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/gallium/drivers/radeon/SICodeEmitter.cpp b/src/gallium/drivers/radeon/SICodeEmitter.cpp
index d2ea1fb5dec..1d247061e41 100644
--- a/src/gallium/drivers/radeon/SICodeEmitter.cpp
+++ b/src/gallium/drivers/radeon/SICodeEmitter.cpp
@@ -172,6 +172,10 @@ bool SICodeEmitter::runOnMachineFunction(MachineFunction &MF)
       }
     }
   }
+  // Emit S_END_PGM
+  MachineInstr * End = BuildMI(MF, DebugLoc(),
+                               TM->getInstrInfo()->get(AMDIL::S_ENDPGM));
+  emitInstr(*End);
   return false;
 }