isa/rv64sv/privileged_inst.S

   1 # See LICENSE for license details.
   2
   3 #*****************************************************************************
   4 # illegal_tvec_cmd.S
   5 #-----------------------------------------------------------------------------
   6 #
   7 # Test illegal tvec command trap.
   8 #
   9
  10 #include "riscv_test.h"
  11 #include "test_macros.h"
  12
  13 RVTEST_RV64S
  14 RVTEST_CODE_BEGIN
  15
  16   li a0, SR_EA | SR_EI
  17   csrs status, a0
  18
  19   la a3,handler
  20   csrw evec,a3 # set exception handler
  21
  22   csrr a3,status
  23   li a4,(1 << IRQ_COP)
  24   slli a4,a4,SR_IM_SHIFT
  25   or a3,a3,a4 # enable IM[COP]
  26   csrw status,a3
  27
  28   la a0, SR_U64
  29   csrs status, a0
  30   csrc status, SR_S
  31
  32 privileged_inst:
  33   vxcptcause a3 # privileged inst
  34
  35 vtcode2:
  36   add x2,x2,x3
  37   stop
  38
  39 handler:
  40   vxcptkill
  41
  42   li TESTNUM,2
  43
  44   # check cause
  45   vxcptcause a3
  46   li a4,HWACHA_CAUSE_PRIVILEGED_INSTRUCTION
  47   bne a3,a4,fail
  48
  49   # check vec irq aux
  50   vxcptaux a3
  51   la a4, privileged_inst
  52   lw a5, 0(a4)
  53   bne a3,a5,fail
  54
  55   # make sure vector unit has cleared out
  56   vsetcfg 32,0
  57   li a3,4
  58   vsetvl a3,a3
  59
  60   la a3,src1
  61   la a4,src2
  62   vld vx2,a3
  63   vld vx3,a4
  64   lui a0,%hi(vtcode2)
  65   vf %lo(vtcode2)(a0)
  66   la a5,dest
  67   vsd vx2,a5
  68   fence
  69
  70   ld a1,0(a5)
  71   li a2,5
  72   li TESTNUM,2
  73   bne a1,a2,fail
  74   ld a1,8(a5)
  75   li TESTNUM,3
  76   bne a1,a2,fail
  77   ld a1,16(a5)
  78   li TESTNUM,4
  79   bne a1,a2,fail
  80   ld a1,24(a5)
  81   li TESTNUM,5
  82   bne a1,a2,fail
  83
  84   TEST_PASSFAIL
  85
  86 RVTEST_CODE_END
  87
  88   .data
  89 RVTEST_DATA_BEGIN
  90
  91   TEST_DATA
  92
  93 src1:
  94   .dword 1
  95   .dword 2
  96   .dword 3
  97   .dword 4
  98 src2:
  99   .dword 4
 100   .dword 3
 101   .dword 2
 102   .dword 1
 103 dest:
 104   .dword 0xdeadbeefcafebabe
 105   .dword 0xdeadbeefcafebabe
 106   .dword 0xdeadbeefcafebabe
 107   .dword 0xdeadbeefcafebabe
 108
 109 RVTEST_DATA_END