[llvm] [Liboffload] Add function for checking ELF file device compatibility (PR #156259)

[Ross Brunton via llvm-commits]

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@@ -592,6 +592,27 @@ Error olGetDeviceInfoSize_impl(ol_device_handle_t Device,
   return olGetDeviceInfoImplDetail(Device, PropName, 0, nullptr, PropSizeRet);
 }
 
+Error olElfIsCompatibleWithDevice_impl(ol_device_handle_t Device,
+                                       const void *ElfData, size_t ElfSize,
+                                       bool *IsCompatible) {
+  GenericDeviceTy *DeviceTy = Device->Device;
+  int32_t DeviceId = DeviceTy->getDeviceId();
+  GenericPluginTy &DevicePlugin = DeviceTy->Plugin;
+
+  StringRef Image(reinterpret_cast<const char *>(ElfData), ElfSize);
+
+  Expected<bool> ResultOrErr = DevicePlugin.isELFCompatible(DeviceId, Image);
+  if (!ResultOrErr) {
+    consumeError(ResultOrErr.takeError());
+    return createOffloadError(
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RossBrunton wrote:

`createOffloadError` has an overload which allows it to accept another error.

https://github.com/llvm/llvm-project/pull/156259