1 # See LICENSE for license details.
3 #*****************************************************************************
5 #-----------------------------------------------------------------------------
7 # Test illegal instruction trap.
10 #include "riscv_test.h"
11 #include "test_macros.h"
21 # Skip the rest of the test if S-mode is not present.
26 li t1, (MSTATUS_MPP & ~(MSTATUS_MPP << 1)) * PRV_S
32 # Set a software interrupt pending so WFI won't stall.
33 csrwi mideleg, MIP_SSIP
41 # Make sure WFI doesn't trap when TW=0.
48 # Make sure WFI does trap when TW=1.
52 # Make sure SFENCE.VMA and sptbr don't trap when TVM=0.
60 # Make sure SFENCE.VMA and sptbr do trap when TVM=1.
67 # Make sure SRET doesn't trap when TSR=0.
79 # Make sure SRET does trap when TSR=1.
90 li t1, CAUSE_ILLEGAL_INSTRUCTION