MIPS:[turbofan] Use Ins, Dins to clear bits instead of And with inverted immediate.

src/mips64/macro-assembler-mips64.h

Index: src/mips64/macro-assembler-mips64.h
diff --git a/src/mips64/macro-assembler-mips64.h b/src/mips64/macro-assembler-mips64.h
index cd3638e50f7403e89d637ab7595c5d8953140d7a..1f7a4cac85b7280b32afbd4885f78ee882be0910 100644
--- a/src/mips64/macro-assembler-mips64.h
+++ b/src/mips64/macro-assembler-mips64.h
@@ -805,6 +805,7 @@ class MacroAssembler: public Assembler {
 
   // MIPS64 R2 instruction macro.
   void Ins(Register rt, Register rs, uint16_t pos, uint16_t size);
+  void Dins(Register rt, Register rs, uint16_t pos, uint16_t size);
   void Ext(Register rt, Register rs, uint16_t pos, uint16_t size);
   void Dext(Register rt, Register rs, uint16_t pos, uint16_t size);