1 files changed, 20 insertions, 1 deletions

diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
index dc35bf4e3eb..7d7a44c178a 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
@@ -3377,10 +3377,29 @@ bool SIInstrInfo::verifyInstruction(const MachineInstr &MI,
         (DC >= DppCtrl::DPP_UNUSED4_FIRST && DC <= DppCtrl::DPP_UNUSED4_LAST) ||
         (DC >= DppCtrl::DPP_UNUSED5_FIRST && DC <= DppCtrl::DPP_UNUSED5_LAST) ||
         (DC >= DppCtrl::DPP_UNUSED6_FIRST && DC <= DppCtrl::DPP_UNUSED6_LAST) ||
-        (DC >= DppCtrl::DPP_UNUSED7_FIRST && DC <= DppCtrl::DPP_UNUSED7_LAST)) {
+        (DC >= DppCtrl::DPP_UNUSED7_FIRST && DC <= DppCtrl::DPP_UNUSED7_LAST) ||
+        (DC >= DppCtrl::DPP_UNUSED8_FIRST && DC <= DppCtrl::DPP_UNUSED8_LAST)) {
       ErrInfo = "Invalid dpp_ctrl value";
       return false;
     }
+    if (DC >= DppCtrl::WAVE_SHL1 && DC <= DppCtrl::WAVE_ROR1 &&
+        ST.getGeneration() >= AMDGPUSubtarget::GFX10) {
+      ErrInfo = "Invalid dpp_ctrl value: "
+                "wavefront shifts are not supported on GFX10+";
+      return false;
+    }
+    if (DC >= DppCtrl::BCAST15 && DC <= DppCtrl::BCAST31 &&
+        ST.getGeneration() >= AMDGPUSubtarget::GFX10) {
+      ErrInfo = "Invalid dpp_ctrl value: "
+                "broadcats are not supported on GFX10+";
+      return false;
+    }
+    if (DC >= DppCtrl::ROW_SHARE_FIRST && DC <= DppCtrl::ROW_XMASK_LAST &&
+        ST.getGeneration() < AMDGPUSubtarget::GFX10) {
+      ErrInfo = "Invalid dpp_ctrl value: "
+                "row_share and row_xmask are not supported before GFX10";
+      return false;
+    }
   }
 
   return true;