Subversion Repositories fwrisc

# See LICENSE for license details.

#*****************************************************************************

# csr.S

#-----------------------------------------------------------------------------

#

# Test CSRRx and CSRRxI instructions.

#

#include "riscv_test.h"

#include "compliance_test.h"

#include "compliance_io.h"

#include "aw_test_macros.h"

RVTEST_RV32M

RVTEST_CODE_BEGIN

  # Make sure slli with shamt[4] set is legal.

  TEST_CASE( 2, a0, 65536, li a0, 1; slli a0, a0, 16);

  # Make sure slli with shamt[5] set is not legal.

  TEST_CASE( 3, x0, 1, .word 0x02051513); # slli a0, a0, 32

  TEST_PASSFAIL

.global mtvec_handler

mtvec_handler:

  # Trapping on test 3 is good.

  # Note that since the test didn't complete, TESTNUM is smaller by 1.

  li t0, 2

  bne TESTNUM, t0, fail

  # Make sure CAUSE indicates an illegal instructino.

  csrr t0, mcause

  li t1, CAUSE_ILLEGAL_INSTRUCTION

  bne t0, t1, fail

  j pass

RVTEST_CODE_END

  .data

RV_COMPLIANCE_DATA_BEGIN

test_res:

    .fill 8, 4, -1

RV_COMPLIANCE_DATA_END