riscv: FPU trap: catch CSR access to fcsr, frm and fflags

The FRCSR, FSCSR, FRRM, FSRM, FSRMI, FRFLAGS, FSFLAGS and FSFLAGSI
are in fact CSR instructions targeting the fcsr, frm and fflags
registers. They should be caught as FPU instructions as well.

Signed-off-by: Nicolas Pitre <npitre@baylibre.com>
1 file changed