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2019-05-29config.gcc (rx-*-linux*): New target.Yoshinori Sato1-0/+231
* config.gcc (rx-*-linux*): New target. * config/rx/elf.opt: New file. * config/rx/linux.h: Likewise. * config/rx/t-linux: Likewise. * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined, make it zero. * config/rx/rx.h (ASM_APP_ON): Allow to be overridden. (ASM_APP_OFF): Likewise. * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were moved elsewhere. * config.host (rx-*-linux*): Add new case. * config/rx/t-rx (HOST_LIBGCC2_CFLAGS): Force DFmode to SFmode. From-SVN: r271748