[JITLink] Add riscv.cpp

Author: luxufan

llvm/lib/ExecutionEngine/JITLink/riscv.cpp

@@ -0,0 +1,44 @@
+//===------ riscv.cpp - Generic JITLink riscv edge kinds, utilities -------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// Generic utilities for graphs representing riscv objects.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ExecutionEngine/JITLink/riscv.h"
+
+#define DEBUG_TYPE "jitlink"
+
+namespace llvm {
+namespace jitlink {
+namespace riscv {
+
+const char *getEdgeKindName(Edge::Kind K) {
+  switch (K) {
+  case R_RISCV_32:
+    return "R_RISCV_32";
+  case R_RISCV_64:
+    return "R_RISCV_64";
+  case R_RISCV_HI20:
+    return "R_RISCV_HI20";
+  case R_RISCV_LO12_I:
+    return "R_RISCV_LO12_I";
+  case R_RISCV_PCREL_HI20:
+    return "R_RISCV_PCREL_HI20";
+  case R_RISCV_PCREL_LO12_I:
+    return "R_RISCV_PCREL_LO12_I";
+  case R_RISCV_PCREL_LO12_S:
+    return "R_RISCV_PCREL_LO12_S";
+  case R_RISCV_CALL:
+    return "R_RISCV_CALL";
+  }
+  return getGenericEdgeKindName(K);
+}
+} // namespace riscv
+} // namespace jitlink
+} // namespace llvm