arch-riscv: Enable support for riscv 32-bit in SE mode.

This patch splits up the riscv SE mode support for 32 and 64-bit.
A future patch will add support for decoding rv32 instructions.

Change-Id: Ia79ae19f753caf94dc7e5830a6630efb94b419d7
Signed-off-by: Austin Harris <>
Reviewed-by: Jason Lowe-Power <>
Reviewed-by: Alec Roelke <>
Maintainer: Alec Roelke <>
10 files changed