[RISCV] Localize RISCVZvlssegTable to RISCVISelDAGToDAG.cpp, the only place it is used.

llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp

@@ -25,6 +25,22 @@ using namespace llvm;
 
 #define DEBUG_TYPE "riscv-isel"
 
+namespace RISCVZvlssegTable {
+struct RISCVZvlsseg {
+  unsigned IntrinsicID;
+  uint8_t SEW;
+  uint8_t LMUL;
+  uint8_t IndexLMUL;
+  uint16_t Pseudo;
+};
+
+using namespace RISCV;
+
+#define GET_RISCVZvlssegTable_IMPL
+#include "RISCVGenSearchableTables.inc"
+
+} // namespace RISCVZvlssegTable
+
 void RISCVDAGToDAGISel::PostprocessISelDAG() {
   doPeepholeLoadStoreADDI();
 }

llvm/lib/Target/RISCV/RISCVISelLowering.cpp

@@ -5475,10 +5475,4 @@ namespace RISCVVIntrinsicsTable {
 
 } // namespace RISCVVIntrinsicsTable
 
-namespace RISCVZvlssegTable {
-
-#define GET_RISCVZvlssegTable_IMPL
-#include "RISCVGenSearchableTables.inc"
-
-} // namespace RISCVZvlssegTable
 } // namespace llvm

llvm/lib/Target/RISCV/RISCVISelLowering.h

@@ -450,22 +450,6 @@ using namespace RISCV;
 
 } // end namespace RISCVVIntrinsicsTable
 
-namespace RISCVZvlssegTable {
-
-struct RISCVZvlsseg {
-  unsigned IntrinsicID;
-  uint8_t SEW;
-  uint8_t LMUL;
-  uint8_t IndexLMUL;
-  uint16_t Pseudo;
-};
-
-using namespace RISCV;
-
-#define GET_RISCVZvlssegTable_DECL
-#include "RISCVGenSearchableTables.inc"
-
-} // namespace RISCVZvlssegTable
-}
+} // end namespace llvm
 
 #endif