[mlir] Add existing callback functions to GpuModuleToBinary pass

Author: MikaOvO

mlir/include/mlir/Dialect/GPU/Transforms/Passes.td

@@ -95,7 +95,19 @@ def GpuModuleToBinaryPass
     Option<"cmdOptions", "opts", "std::string", [{""}],
            "Command line options to pass to the tools.">,
     Option<"compilationTarget", "format", "std::string", [{"fatbin"}],
-           "The target representation of the compilation process.">
+           "The target representation of the compilation process.">,
+    Option<"initialLlvmIRCallback", "initialLlvmIRCallback", 
+           "llvm::function_ref<void(llvm::Module &)>", "nullptr",
+           "Callback invoked with the initial LLVM IR for the device module.">,
+    Option<"linkedLlvmIRCallback", "linkedLlvmIRCallback", 
+           "llvm::function_ref<void(llvm::Module &)>", "nullptr",
+           "Callback invoked with LLVM IR for the device module after linking the device libraries.">,
+    Option<"optimizedLlvmIRCallback", "optimizedLlvmIRCallback", 
+           "llvm::function_ref<void(llvm::Module &)>", "nullptr",
+           "Callback invoked with LLVM IR for the device module after LLVM optimizations but before codegen.">,
+    Option<"isaCallback", "isaCallback", 
+           "llvm::function_ref<void(llvm::StringRef)>", "nullptr",
+           "Callback invoked with the target ISA for the device, for example PTX assembly.">
   ];
 }
 

mlir/lib/Dialect/GPU/Transforms/ModuleToBinary.cpp

@@ -69,8 +69,10 @@ void GpuModuleToBinaryPass::runOnOperation() {
     return &parentTable.value();
   };
 
-  TargetOptions targetOptions(toolkitPath, linkFiles, cmdOptions, *targetFormat,
-                              lazyTableBuilder);
+  TargetOptions targetOptions(
+      toolkitPath, linkFiles, cmdOptions, *targetFormat, lazyTableBuilder,
+      initialLlvmIRCallback.getValue(), linkedLlvmIRCallback.getValue(),
+      optimizedLlvmIRCallback.getValue(), isaCallback.getValue());
   if (failed(transformGpuModulesToBinaries(
           getOperation(), OffloadingLLVMTranslationAttrInterface(nullptr),
           targetOptions)))