diff options
Diffstat (limited to 'isa/rv32si/sbreak.S')
-rw-r--r-- | isa/rv32si/sbreak.S | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/isa/rv32si/sbreak.S b/isa/rv32si/sbreak.S new file mode 100644 index 0000000..645822d --- /dev/null +++ b/isa/rv32si/sbreak.S @@ -0,0 +1,41 @@ +#***************************************************************************** +# scall.S +#----------------------------------------------------------------------------- +# +# Test syscall trap. +# + +#include "riscv_test.h" +#include "test_macros.h" + +RVTEST_RV32S +RVTEST_CODE_BEGIN + + la t0, evec + csrw evec, t0 + + li TESTNUM, 2 + sbreak + j fail + + j pass + + TEST_PASSFAIL + +evec: + li t1, CAUSE_BREAKPOINT + csrr t0, cause + bne t0, t1, fail + csrr t0, epc + addi t0, t0, 8 + csrw epc, t0 + sret + +RVTEST_CODE_END + + .data +RVTEST_DATA_BEGIN + + TEST_DATA + +RVTEST_DATA_END |