The FMADD, FMSUB, FNMSUB and FNMADD instructions occupy major opcode
spaces of their own, separate from LOAD-FP/STORE-FP and OP-FP spaces.
Insert code to cover them.
Signed-off-by: Nicolas Pitre <npitre@baylibre.com>
Twister now supports using YAML lists for all fields that were written
as space-separated lists. Used twister_to_list.py script. Some artifacts
on string length are due to how ruamel dumps content.
Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
The RISC-V FPU context switching code is intricate and sometimes subtle.
Here's a test that exercizes various code paths to ensure they work as
intended, and to confirm that the target hardware does behave as
expected too.
Signed-off-by: Nicolas Pitre <npitre@baylibre.com>
