1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
index 0336ec4985ea..7d0c1ba8448e 100644
--- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
@@ -426,6 +426,9 @@ class SIMachineFunctionInfo final : public AMDGPUMachineFunction,
 
   const AMDGPUGWSResourcePseudoSourceValue GWSResourcePSV;
 
+  // Default/requested number of work groups for the function.
+  SmallVector<unsigned> MaxNumWorkGroups = {0, 0, 0};
+
 private:
   unsigned NumUserSGPRs = 0;
   unsigned NumSystemSGPRs = 0;
@@ -1072,6 +1075,13 @@ public:
 
   // \returns true if a function needs or may need AGPRs.
   bool usesAGPRs(const MachineFunction &MF) const;
+
+  /// \returns Default/requested number of work groups for this function.
+  SmallVector<unsigned> getMaxNumWorkGroups() const { return MaxNumWorkGroups; }
+
+  unsigned getMaxNumWorkGroupsX() const { return MaxNumWorkGroups[0]; }
+  unsigned getMaxNumWorkGroupsY() const { return MaxNumWorkGroups[1]; }
+  unsigned getMaxNumWorkGroupsZ() const { return MaxNumWorkGroups[2]; }
 };
 
 } // end namespace llvm