Introduce rtx_insn_list subclass of rtx_def
gcc/
2014-08-27 David Malcolm <dmalcolm@redhat.com>
* coretypes.h (class rtx_insn_list): Add forward declaration.
* rtl.h (class rtx_insn_list): New subclass of rtx_def
(is_a_helper <rtx_insn_list *>::test): New.
(rtx_insn_list::next): New.
(rtx_insn_list::insn): New.
(gen_rtx_INSN_LIST): Add prototype.
* emit-rtl.c (gen_rtx_INSN_LIST): New.
* gengenrtl.c (special_rtx): Add INSN_LIST.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214589 138bc75d-0d04-0410-961f-82ee72b054a4