* config/mips/mips.h (PROCESSOR_R9000): New processor_type.
(TARGET_MIPS9000, TUNE_MIPS9000): New macros.
(GENERATE_MULT3_SI): True for TARGET_MIPS9000.
* config/mips/mips.c (mips_cpu_info_table): Add rm9000 entry.
(mips_rtx_costs): Adjust integer multiplication costs for the rm9000.
(mips_issue_rate): Handle PROCESSOR_R9000.
(mips_use_dfa_pipeline_interface): Likewise.
* config/mips/9000.md: New file.
* config/mips/mips.md: Include it.
(define_attr cpu): Add r9000.
(mulsi3_mult3): Use "mul" for rm9000 code.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@69397 138bc75d-0d04-0410-961f-82ee72b054a4