R600/SI: Add support for private address space load/store

Private address space is emulated using the register file with
MOVRELS and MOVRELD instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194626 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/Target/R600/SIRegisterInfo.cpp b/lib/Target/R600/SIRegisterInfo.cpp
index e06a02257f..0bbad09cf1 100644
--- a/lib/Target/R600/SIRegisterInfo.cpp
+++ b/lib/Target/R600/SIRegisterInfo.cpp
@@ -15,6 +15,7 @@
 
 #include "SIRegisterInfo.h"
 #include "AMDGPUTargetMachine.h"
+#include "SIInstrInfo.h"
 
 using namespace llvm;
 
@@ -26,6 +27,9 @@ SIRegisterInfo::SIRegisterInfo(AMDGPUTargetMachine &tm)
 BitVector SIRegisterInfo::getReservedRegs(const MachineFunction &MF) const {
   BitVector Reserved(getNumRegs());
   Reserved.set(AMDGPU::EXEC);
+  Reserved.set(AMDGPU::INDIRECT_BASE_ADDR);
+  const SIInstrInfo *TII = static_cast<const SIInstrInfo*>(TM.getInstrInfo());
+  TII->reserveIndirectRegisters(Reserved, MF);
   return Reserved;
 }
 
@@ -51,6 +55,10 @@ const TargetRegisterClass * SIRegisterInfo::getCFGStructurizerRegClass(
   }
 }
 
+unsigned SIRegisterInfo::getHWRegIndex(unsigned Reg) const {
+  return getEncodingValue(Reg);
+}
+
 const TargetRegisterClass *SIRegisterInfo::getPhysRegClass(unsigned Reg) const {
   assert(!TargetRegisterInfo::isVirtualRegister(Reg));