Use uint64_t rather than size_t

Author: RossBrunton

offload/plugins-nextgen/amdgpu/src/rtl.cpp

@@ -573,8 +573,8 @@ struct AMDGPUKernelTy : public GenericKernelTy {
   /// Return maximum block size for maximum occupancy
   ///
   /// TODO: This needs to be implemented for amdgpu
-  Expected<size_t> maxGroupSize(GenericDeviceTy &GenericDevice,
-                                size_t DynamicMemSize) const override {
+  Expected<uint64_t> maxGroupSize(GenericDeviceTy &GenericDevice,
+                                  uint64_t DynamicMemSize) const override {
     return 1;
   }
 

offload/plugins-nextgen/common/include/PluginInterface.h

@@ -388,8 +388,8 @@ struct GenericKernelTy {
                            KernelLaunchParamsTy LaunchParams,
                            AsyncInfoWrapperTy &AsyncInfoWrapper) const = 0;
 
-  virtual Expected<size_t> maxGroupSize(GenericDeviceTy &GenericDevice,
-                                        size_t DynamicMemSize) const = 0;
+  virtual Expected<uint64_t> maxGroupSize(GenericDeviceTy &GenericDevice,
+                                          uint64_t DynamicMemSize) const = 0;
 
   /// Get the kernel name.
   const char *getName() const { return Name.c_str(); }

offload/plugins-nextgen/cuda/src/rtl.cpp

@@ -158,8 +158,8 @@ struct CUDAKernelTy : public GenericKernelTy {
                    AsyncInfoWrapperTy &AsyncInfoWrapper) const override;
 
   /// Return maximum block size for maximum occupancy
-  Expected<size_t> maxGroupSize(GenericDeviceTy &,
-                                size_t DynamicMemSize) const override {
+  Expected<uint64_t> maxGroupSize(GenericDeviceTy &,
+                                  uint64_t DynamicMemSize) const override {
     int minGridSize;
     int maxBlockSize;
     auto Res = cuOccupancyMaxPotentialBlockSize(

offload/plugins-nextgen/host/src/rtl.cpp

@@ -115,8 +115,8 @@ struct GenELF64KernelTy : public GenericKernelTy {
   }
 
   /// Return maximum block size for maximum occupancy
-  Expected<size_t> maxGroupSize(GenericDeviceTy &Device,
-                                size_t DynamicMemSize) const override {
+  Expected<uint64_t> maxGroupSize(GenericDeviceTy &Device,
+                                  uint64_t DynamicMemSize) const override {
     // TODO
     return 1;
   }