* src/vm/jit/mips/md.c (sys/cachectl.h): Added.

* src/vm/jit/mips/md.c (sys/cachectl.h): Added.
(md_cacheflush, md_icacheflush, md_dcacheflush): New method.

* src/vm/jit/mips/codegen.c: Use new exception stubs.
* src/vm/jit/mips/codegen.h (gen_nullptr_check, gen_bound_check)
(gen_div_check): Use new add reference functions.

* src/vm/jit/mips/patcher.c: Replaced cacheflush with md_icacheflush
or md_dcacheflush.

* src/vm/jit/mips/asmpart.S: (asm_calljavafunction): Removed.
(asm_calljavafunction2): Renamed to asm_vm_call_method. Pointer to
vm_arg block is now in a2. Use new defines.