This version 2 of patch series for of RISC-V ELF attribute[1], first version can be found in[2-4]. Most changes between last version is typo fixing and coding sytle fix, and a missing re-generated configure file.
[1] https://github.com/riscv/riscv-elf-psabi-doc/pull/71 [2] [PATCH 0/2] RISC-V: Support ELF attribute for GCC. https://gcc.gnu.org/ml/gcc-patches/2019-02/msg00928.html [3] [PATCH 1/2] RISC-V: Accept version, supervisor ext and more than one NSE for -march. https://gcc.gnu.org/ml/gcc-patches/2019-02/msg00929.html [4] [PATCH 2/2] RISC-V: Support ELF attribute https://gcc.gnu.org/ml/gcc-patches/2019-02/msg00930.html [5] https://github.com/riscv/riscv-isa-manual/blob/master/release/riscv-spec-v2.2.pdf
