isa/rv64si/wfi.S

   1 # See LICENSE for license details.
   2
   3 #*****************************************************************************
   4 # wfi.S
   5 #-----------------------------------------------------------------------------
   6 #
   7 # Test wait-for-interrupt instruction.
   8 #
   9
  10 #include "riscv_test.h"
  11 #include "test_macros.h"
  12
  13 RVTEST_RV64S
  14 RVTEST_CODE_BEGIN
  15
  16 #ifdef __MACHINE_MODE
  17   #define sstatus mstatus
  18   #define sie mie
  19   #define sip mip
  20   #undef MIP_SSIP
  21   #define MIP_SSIP MIP_MSIP
  22   #undef SSTATUS_SIE
  23   #define SSTATUS_SIE MSTATUS_MIE
  24 #endif
  25
  26   # Make sure wfi doesn't stall if an interrupt is pending
  27   csrc sstatus, SSTATUS_SIE
  28   csrs sie, MIP_SSIP
  29   csrs sip, MIP_SSIP
  30   wfi
  31
  32   RVTEST_PASS
  33
  34   TEST_PASSFAIL
  35
  36 RVTEST_CODE_END
  37
  38   .data
  39 RVTEST_DATA_BEGIN
  40
  41   TEST_DATA
  42
  43 RVTEST_DATA_END