| # See LICENSE for license details. |
| |
| #***************************************************************************** |
| # fence_i.S |
| #----------------------------------------------------------------------------- |
| # |
| # Test self-modifying code and the fence.i instruction. |
| # |
| |
| #include "riscv_test.h" |
| #include "test_macros.h" |
| |
| RVTEST_RV64U |
| RVTEST_CODE_BEGIN |
| |
| li a3, 111 |
| lh a0, insn |
| lh a1, insn+2 |
| |
| # test I$ hit |
| .align 6 |
| sh a0, 1f, t0 |
| sh a1, 1f+2, t0 |
| fence.i |
| |
| 1: addi a3, a3, 222 |
| TEST_CASE( 2, a3, 444, nop ) |
| |
| # test prefetcher hit |
| li a4, 100 |
| 1: addi a4, a4, -1 |
| bnez a4, 1b |
| |
| sh a0, 1f, t0 |
| sh a1, 1f+2, t0 |
| fence.i |
| |
| .align 6 |
| 1: addi a3, a3, 555 |
| TEST_CASE( 3, a3, 777, nop ) |
| |
| TEST_PASSFAIL |
| |
| RVTEST_CODE_END |
| |
| .data |
| RVTEST_DATA_BEGIN |
| |
| TEST_DATA |
| |
| insn: |
| addi a3, a3, 333 |
| |
| RVTEST_DATA_END |
