isa/rv64sv/illegal_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   .word 0xff00002b
  29
  30   vsetcfg 32,0
  31   li a3,4
  32   vsetvl a3,a3
  33
  34 vtcode1:
  35   lw x2, 0(x1)
  36   stop
  37
  38 vtcode2:
  39   add x2,x2,x3
  40   stop
  41
  42 handler:
  43   vxcptkill
  44
  45   li TESTNUM,2
  46
  47   # check cause
  48   vxcptcause a3
  49   li a4,HWACHA_CAUSE_ILLEGAL_INSTRUCTION
  50   bne a3,a4,fail
  51
  52   # check vec irq aux
  53   vxcptaux a3
  54   li a4, 0xff00002b
  55   bne a3,a4,fail
  56
  57   # make sure vector unit has cleared out
  58   vsetcfg 32,0
  59   li a3,4
  60   vsetvl a3,a3
  61
  62   la a3,src1
  63   la a4,src2
  64   vld vx2,a3
  65   vld vx3,a4
  66   lui a0,%hi(vtcode2)
  67   vf %lo(vtcode2)(a0)
  68   la a5,dest
  69   vsd vx2,a5
  70   fence
  71
  72   ld a1,0(a5)
  73   li a2,5
  74   li TESTNUM,2
  75   bne a1,a2,fail
  76   ld a1,8(a5)
  77   li TESTNUM,3
  78   bne a1,a2,fail
  79   ld a1,16(a5)
  80   li TESTNUM,4
  81   bne a1,a2,fail
  82   ld a1,24(a5)
  83   li TESTNUM,5
  84   bne a1,a2,fail
  85
  86   TEST_PASSFAIL
  87
  88 RVTEST_CODE_END
  89
  90   .data
  91 RVTEST_DATA_BEGIN
  92
  93   TEST_DATA
  94
  95 src1:
  96   .dword 1
  97   .dword 2
  98   .dword 3
  99   .dword 4
 100 src2:
 101   .dword 4
 102   .dword 3
 103   .dword 2
 104   .dword 1
 105 dest:
 106   .dword 0xdeadbeefcafebabe
 107   .dword 0xdeadbeefcafebabe
 108   .dword 0xdeadbeefcafebabe
 109   .dword 0xdeadbeefcafebabe
 110
 111 RVTEST_DATA_END