Move builtin functions implementation to nds32-intrinsic.c module.
gcc/
* config/nds32/nds32.c
(nds32_expand_builtin_null_ftype_reg): Move to ...
(nds32_expand_builtin_reg_ftype_imm): Move to ...
(nds32_expand_builtin_null_ftype_reg_imm): Move to ...
(nds32_init_builtins): Move implementation to ...
(nds32_expand_builtin): Move implementation to ...
* config/nds32/nds32-intrinsic.c: ... here.
* config/nds32/nds32-protos.h (nds32_init_builtins_impl): Declare.
(nds32_expand_builtin_impl): Declare.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@212282 138bc75d-0d04-0410-961f-82ee72b054a4