[FRONTEND] Expose end-to-end compile to python frontend (#58)

lib/Target/PTX/CMakeLists.txt

@@ -0,0 +1,9 @@
+add_mlir_translation_library(TritonPTX
+        PTXTranslation.cpp
+
+        LINK_COMPONENTS
+        Core
+
+        LINK_LIBS PUBLIC
+        TritonLLVMIR
+        )

lib/Target/PTX/PTXTranslation.cpp

@@ -0,0 +1,41 @@
+#include "triton/Target/PTX/PTXTranslation.h"
+#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
+#include "mlir/ExecutionEngine/ExecutionEngine.h"
+#include "mlir/ExecutionEngine/OptUtils.h"
+#include "mlir/IR/BuiltinOps.h"
+#include "mlir/IR/Dialect.h"
+#include "mlir/Pass/Pass.h"
+#include "mlir/Pass/PassManager.h"
+#include "mlir/Support/LogicalResult.h"
+#include "mlir/Target/LLVMIR/Dialect/LLVMIR/LLVMToLLVMIRTranslation.h"
+#include "mlir/Target/LLVMIR/Export.h"
+#include "mlir/Target/LLVMIR/LLVMTranslationInterface.h"
+#include "triton/Target/LLVMIR/LLVMIRTranslation.h"
+#include "triton/driver/dispatch.h"
+#include "triton/driver/llvm.h"
+
+namespace triton {
+
+void getCuCCAndVersionFromDevice(uint64_t device, int *cc, int *version,
+                                 std::string *ptxasPath) {
+  CUdevice dev = (CUdevice)device;
+  size_t major = cuGetInfo<CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR>(dev);
+  size_t minor = cuGetInfo<CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR>(dev);
+  *cc = major * 10 + minor;
+  *ptxasPath = driver::path_to_ptxas(*version); // assign version
+}
+
+std::tuple<std::string, size_t, int, std::string>
+translateTritonGPUToPTX(mlir::ModuleOp module, uint64_t device) {
+  int cc;
+  int version;
+  std::string ptxasPath;
+  getCuCCAndVersionFromDevice(device, &cc, &version, &ptxasPath);
+
+  llvm::LLVMContext ctx;
+  auto llModule = mlir::triton::translateTritonGPUToLLVMIR(&ctx, module);
+  auto ptxCode = driver::llir_to_ptx(llModule.get(), cc, version);
+  return std::make_tuple(ptxCode, cc, version, ptxasPath);
+}
+
+} // namespace triton