Add ms2 support
Add ms2 support
* config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
constants.
(call,load,store): New insn types.
(mem_access, branch_access): Adjust reservation conditions.
(define_delay): Adjust condition.
(decrement_and_branch_until_zero): Allow for ms2. Set branch
type.
(*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
(*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
insn type.
(call_internal, call_value_internal, return_internal,
return_interrupt_internal, eh_return_internal, indirect_jump,
tablejump): Set call insn type.
(blockage, ei, di): Use appropriate unspec const.
* config/ms1/ms1.c (ms1_flag_delayed_branch): New.
(ms1_get_attr_type): Adjust to give load & store types.
(ms1_final_prescan_insn): Adjust for new insn types. Don't look
backwards past a barrier.
(ms1_override_options): Accept ms2 arch. Copy and reset delayed
branch scheduling.
(struct branch_info, struct label_info): New.
(ms1_labels): New.
(ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
(ms1_machine_reorg): New.
(TARGET_MACHINE_DEPENDENT_REORG): Override.
* config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
* config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
(ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
(TARGET_MS2): New.
From-SVN: r106680