X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FAMDGPU%2FSIInstrInfo.cpp;h=1e10d25e8fb7a39fbdfc9a1832620a00a20f64aa;hb=cead1b4a6d1a2cdc7bb8be1488f8c0363eb343a7;hp=bd80756d5c8fb790a5aec60f0f80563313ac676b;hpb=44d0b487ee4eb1a0580f86e61bfc7339cf91749e;p=oota-llvm.git

diff --git a/lib/Target/AMDGPU/SIInstrInfo.cpp b/lib/Target/AMDGPU/SIInstrInfo.cpp
index bd80756d5c8..1e10d25e8fb 100644
--- a/lib/Target/AMDGPU/SIInstrInfo.cpp
+++ b/lib/Target/AMDGPU/SIInstrInfo.cpp
@@ -3079,3 +3079,15 @@ uint64_t SIInstrInfo::getScratchRsrcWords23() const {
 
   return Rsrc23;
 }
+
+bool SIInstrInfo::isLowLatencyInstruction(const MachineInstr *MI) const {
+  unsigned Opc = MI->getOpcode();
+
+  return isSMRD(Opc);
+}
+
+bool SIInstrInfo::isHighLatencyInstruction(const MachineInstr *MI) const {
+  unsigned Opc = MI->getOpcode();
+
+  return isMUBUF(Opc) || isMTBUF(Opc) || isMIMG(Opc);
+}